projects/dwt-mac: dwt/dnd/DropTarget.d annotate

annotate dwt/dnd/DropTarget.d @ 122:2e671fa40eec

Ported dwt.dnd, dwt.opengl, dwt.printing and dwt.program

author	Jacob Carlborg <doob@me.com>
date	Wed, 31 Dec 2008 21:01:13 +0100
parents	a2d82e6fd054
children	07399639c0c8

rev	line source
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	1 /*******************************************************************************
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	2 * Copyright (c) 2000, 2008 IBM Corporation and others.
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	3 * All rights reserved. This program and the accompanying materials
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	4 * are made available under the terms of the Eclipse Public License v1.0
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	5 * which accompanies this distribution, and is available at
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	6 * http://www.eclipse.org/legal/epl-v10.html
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	7 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	8 * Contributors:
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	9 * IBM Corporation - initial API and implementation
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	10 *
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	11 * Port to the D programming language:
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	12 * Jacob Carlborg <doob@me.com>
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	13 *******************************************************************************/
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	14 module dwt.dnd.DropTarget;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	15
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	16 import dwt.dwthelper.utils;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	17
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	18 import dwt.DWT;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	19 import dwt.DWTError;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	20 import dwt.DWTException;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	21 import dwt.internal.cocoa.NSApplication;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	22 import dwt.internal.cocoa.NSArray;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	23 import dwt.internal.cocoa.NSCursor;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	24 import dwt.internal.cocoa.NSEvent;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	25 import dwt.internal.cocoa.NSMutableArray;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	26 import dwt.internal.cocoa.NSObject;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	27 import dwt.internal.cocoa.NSPasteboard;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	28 import dwt.internal.cocoa.NSPoint;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	29 import dwt.internal.cocoa.NSRect;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	30 import dwt.internal.cocoa.NSScreen;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	31 import dwt.internal.cocoa.NSString;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	32 import dwt.internal.cocoa.NSURL;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	33 import dwt.internal.cocoa.OS;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	34 import dwt.internal.cocoa.id;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	35 import dwt.widgets.Control;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	36 import dwt.widgets.Display;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	37 import dwt.widgets.Event;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	38 import dwt.widgets.Listener;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	39 import dwt.widgets.Table;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	40 import dwt.widgets.Tree;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	41 import dwt.widgets.Widget;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	42
115 a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	43 import tango.core.Thread;
a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	44
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	45 import dwt.dnd.DND;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	46 import dwt.dnd.DNDEvent;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	47 import dwt.dnd.DNDListener;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	48 import dwt.dnd.DropTargetEffect;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	49 import dwt.dnd.DropTargetListener;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	50 import dwt.dnd.TableDropTargetEffect;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	51 import dwt.dnd.Transfer;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	52 import dwt.dnd.TransferData;
115 a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	53 import dwt.dnd.TreeDropTargetEffect;
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	54 import dwt.dwthelper.array;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	55 import dwt.internal.objc.cocoa.Cocoa;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	56 import objc = dwt.internal.objc.runtime;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	57
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	58 /**
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	59 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	60 * Class <code>DropTarget</code> defines the target object for a drag and drop transfer.
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	61 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	62 * IMPORTANT: This class is <em>not</em> intended to be subclassed.
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	63 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	64 * <p>This class identifies the <code>Control</code> over which the user must position the cursor
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	65 * in order to drop the data being transferred. It also specifies what data types can be dropped on
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	66 * this control and what operations can be performed. You may have several DropTragets in an
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	67 * application but there can only be a one to one mapping between a <code>Control</code> and a <code>DropTarget</code>.
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	68 * The DropTarget can receive data from within the same application or from other applications
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	69 * (such as text dragged from a text editor like Word).</p>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	70 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	71 * <code><pre>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	72 * int operations = DND.DROP_MOVE \| DND.DROP_COPY \| DND.DROP_LINK;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	73 * Transfer[] types = new Transfer[] {TextTransfer.getInstance()};
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	74 * DropTarget target = new DropTarget(label, operations);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	75 * target.setTransfer(types);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	76 * </code></pre>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	77 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	78 * <p>The application is notified of data being dragged over this control and of when a drop occurs by
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	79 * implementing the interface <code>DropTargetListener</code> which uses the class
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	80 * <code>DropTargetEvent</code>. The application can modify the type of drag being performed
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	81 * on this Control at any stage of the drag by modifying the <code>event.detail</code> field or the
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	82 * <code>event.currentDataType</code> field. When the data is dropped, it is the responsibility of
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	83 * the application to copy this data for its own purposes.
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	84 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	85 * <code><pre>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	86 * target.addDropListener (new DropTargetListener() {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	87 * public void dragEnter(DropTargetEvent event) {};
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	88 * public void dragOver(DropTargetEvent event) {};
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	89 * public void dragLeave(DropTargetEvent event) {};
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	90 * public void dragOperationChanged(DropTargetEvent event) {};
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	91 * public void dropAccept(DropTargetEvent event) {}
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	92 * public void drop(DropTargetEvent event) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	93 * // A drop has occurred, copy over the data
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	94 * if (event.data is null) { // no data to copy, indicate failure in event.detail
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	95 * event.detail = DND.DROP_NONE;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	96 * return;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	97 * }
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	98 * label.setText ((String) event.data); // data copied to label text
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	99 * }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	100 * });
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	101 * </pre></code>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	102 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	103 * <dl>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	104 * <dt><b>Styles</b></dt> <dd>DND.DROP_NONE, DND.DROP_COPY, DND.DROP_MOVE, DND.DROP_LINK</dd>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	105 * <dt><b>Events</b></dt> <dd>DND.DragEnter, DND.DragLeave, DND.DragOver, DND.DragOperationChanged,
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	106 * DND.DropAccept, DND.Drop </dd>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	107 * </dl>
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	108 *
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	109 * @see <a href="http://www.eclipse.org/swt/snippets/#dnd">Drag and Drop snippets</a>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	110 * @see <a href="http://www.eclipse.org/swt/examples.php">DWT Example: DNDExample</a>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	111 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	112 */
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	113 public class DropTarget : Widget {
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	114
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	115 static objc.IMP proc2Args, proc3Args;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	116
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	117 static this () {
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	118 proc2Args = cast(objc.IMP) &dropTargetProc2;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	119 proc3Args = cast(objc.IMP) &dropTargetProc3;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	120 }
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	121
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	122 Control control;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	123 Listener controlListener;
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	124 Transfer[] transferAgents;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	125 DropTargetEffect dropEffect;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	126 int feedback = DND.FEEDBACK_NONE;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	127
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	128 // Track application selections
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	129 TransferData selectedDataType;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	130 int selectedOperation;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	131
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	132 // workaround - There is no event for "operation changed" so track operation based on key state
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	133 int keyOperation = -1;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	134
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	135 static const String DEFAULT_DROP_TARGET_EFFECT = "DEFAULT_DROP_TARGET_EFFECT"; //$NON-NLS-1$
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	136
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	137 void addDragHandlers() {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	138 // Our strategy here is to dynamically add methods to the control's class that are required
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	139 // by NSDraggingDestination. Then, when setTransfer is called, we just register
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	140 // the types with the Control's NSView and AppKit will call the methods in the protocol
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	141 // when a drag goes over the view.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	142
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	143 objc.Class cls = OS.object_getClass(control.view.id);
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	144
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	145 if (cls is null) {
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	146 DND.error(DND.ERROR_CANNOT_INIT_DROP);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	147 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	148
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	149 // If we already added it, no need to do it again.
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	150 objc.IMP procPtr = OS.class_getMethodImplementation(cls, OS.sel_draggingEnded_);
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	151 if (procPtr is proc3Args) return;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	152
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	153 // Add the NSDraggingDestination callbacks
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	154 OS.class_addMethod(cls, OS.sel_draggingEntered_, proc3Args, "@:@");
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	155 OS.class_addMethod(cls, OS.sel_draggingUpdated_, proc3Args, "@:@");
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	156 OS.class_addMethod(cls, OS.sel_draggingExited_, proc3Args, "@:@");
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	157 OS.class_addMethod(cls, OS.sel_performDragOperation_, proc3Args, "@:@");
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	158 OS.class_addMethod(cls, OS.sel_wantsPeriodicDraggingUpdates, proc2Args, "@:");
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	159 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	160
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	161 /**
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	162 * Adds the listener to the collection of listeners who will
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	163 * be notified when a drag and drop operation is in progress, by sending
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	164 * it one of the messages defined in the <code>DropTargetListener</code>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	165 * interface.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	166 *
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	167 * <p><ul>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	168 * <li><code>dragEnter</code> is called when the cursor has entered the drop target boundaries
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	169 * <li><code>dragLeave</code> is called when the cursor has left the drop target boundaries and just before
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	170 * the drop occurs or is cancelled.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	171 * <li><code>dragOperationChanged</code> is called when the operation being performed has changed
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	172 * (usually due to the user changing the selected modifier key(s) while dragging)
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	173 * <li><code>dragOver</code> is called when the cursor is moving over the drop target
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	174 * <li><code>dropAccept</code> is called just before the drop is performed. The drop target is given
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	175 * the chance to change the nature of the drop or veto the drop by setting the <code>event.detail</code> field
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	176 * <li><code>drop</code> is called when the data is being dropped
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	177 * </ul></p>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	178 *
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	179 * @param listener the listener which should be notified
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	180 *
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	181 * @exception IllegalArgumentException <ul>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	182 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	183 * </ul>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	184 * @exception DWTException <ul>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	185 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	186 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	187 * </ul>
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	188 *
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	189 * @see DropTargetListener
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	190 * @see #getDropListeners
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	191 * @see #removeDropListener
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	192 * @see DropTargetEvent
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	193 */
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	194 public void addDropListener(DropTargetListener listener) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	195 if (listener is null) DND.error (DWT.ERROR_NULL_ARGUMENT);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	196 DNDListener typedListener = new DNDListener (listener);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	197 typedListener.dndWidget = this;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	198 addListener (DND.DragEnter, typedListener);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	199 addListener (DND.DragLeave, typedListener);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	200 addListener (DND.DragOver, typedListener);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	201 addListener (DND.DragOperationChanged, typedListener);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	202 addListener (DND.Drop, typedListener);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	203 addListener (DND.DropAccept, typedListener);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	204 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	205
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	206 static int checkStyle (int style) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	207 if (style is DWT.NONE) return DND.DROP_MOVE;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	208 return style;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	209 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	210
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	211 protected void checkSubclass () {
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	212 String name = this.classinfo.name;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	213 String validName = DropTarget.classinfo.name;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	214 if (!validName.equals(name)) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	215 DND.error (DWT.ERROR_INVALID_SUBCLASS);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	216 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	217 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	218
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	219 int draggingEntered(NSObject sender) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	220 selectedDataType = null;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	221 selectedOperation = 0;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	222
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	223 DNDEvent event = new DNDEvent();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	224 if (!setEventData(sender, event)) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	225 keyOperation = -1;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	226 if (OS.PTR_SIZEOF is 4) OS.SetThemeCursor(OS.kThemeNotAllowedCursor);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	227 return OS.NSDragOperationNone;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	228 }
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	229
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	230 int allowedOperations = event.operations;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	231 TransferData[] allowedDataTypes = new TransferData[event.dataTypes.length];
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	232 System.arraycopy(event.dataTypes, 0, allowedDataTypes, 0, allowedDataTypes.length);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	233
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	234 notifyListeners(DND.DragEnter, event);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	235
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	236 if (event.detail is DND.DROP_DEFAULT) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	237 event.detail = (allowedOperations & DND.DROP_MOVE) !is 0 ? DND.DROP_MOVE : DND.DROP_NONE;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	238 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	239
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	240 selectedDataType = null;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	241 for (int i = 0; i < allowedDataTypes.length; i++) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	242 if (allowedDataTypes[i].type is event.dataType.type) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	243 selectedDataType = allowedDataTypes[i];
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	244 break;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	245 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	246 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	247
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	248 selectedOperation = DND.DROP_NONE;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	249 if (selectedDataType !is null && (allowedOperations & event.detail) !is 0) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	250 selectedOperation = event.detail;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	251 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	252
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	253 int osOperation = opToOsOp(selectedOperation);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	254
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	255 if (OS.PTR_SIZEOF is 4) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	256 switch (selectedOperation) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	257 case DND.DROP_COPY:
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	258 OS.SetThemeCursor(OS.kThemeCopyArrowCursor);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	259 break;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	260 case DND.DROP_LINK:
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	261 OS.SetThemeCursor(OS.kThemeAliasArrowCursor);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	262 break;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	263 case DND.DROP_MOVE:
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	264 NSCursor.arrowCursor().set();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	265 break;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	266 default:
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	267 OS.SetThemeCursor(OS.kThemeNotAllowedCursor);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	268 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	269 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	270 return osOperation;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	271 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	272
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	273 void draggingExited(NSObject sender) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	274 NSCursor.arrowCursor().set();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	275 if (keyOperation is -1) return;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	276 keyOperation = -1;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	277
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	278 DNDEvent event = new DNDEvent();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	279 event.widget = this;
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	280 event.time = cast(int)System.currentTimeMillis();
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	281 event.detail = DND.DROP_NONE;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	282 notifyListeners(DND.DragLeave, event);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	283 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	284
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	285 int draggingUpdated(NSObject sender) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	286 if (sender is null) return OS.NSDragOperationNone;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	287 int oldKeyOperation = keyOperation;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	288
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	289 DNDEvent event = new DNDEvent();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	290 if (!setEventData(sender, event)) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	291 keyOperation = -1;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	292 if (OS.PTR_SIZEOF is 4) OS.SetThemeCursor(OS.kThemeNotAllowedCursor);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	293 return OS.NSDragOperationNone;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	294 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	295
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	296 int allowedOperations = event.operations;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	297 TransferData[] allowedDataTypes = new TransferData[event.dataTypes.length];
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	298 System.arraycopy(event.dataTypes, 0, allowedDataTypes, 0, allowedDataTypes.length);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	299
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	300 if (keyOperation is oldKeyOperation) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	301 event.type = DND.DragOver;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	302 event.dataType = selectedDataType;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	303 event.detail = selectedOperation;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	304 } else {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	305 event.type = DND.DragOperationChanged;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	306 event.dataType = selectedDataType;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	307 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	308 notifyListeners(event.type, event);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	309 if (event.detail is DND.DROP_DEFAULT) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	310 event.detail = (allowedOperations & DND.DROP_MOVE) !is 0 ? DND.DROP_MOVE : DND.DROP_NONE;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	311 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	312
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	313 selectedDataType = null;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	314 for (int i = 0; i < allowedDataTypes.length; i++) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	315 if (allowedDataTypes[i].type is event.dataType.type) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	316 selectedDataType = allowedDataTypes[i];
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	317 break;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	318 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	319 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	320
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	321 selectedOperation = DND.DROP_NONE;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	322 if (selectedDataType !is null && ((allowedOperations & event.detail) is event.detail)) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	323 selectedOperation = event.detail;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	324 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	325 return opToOsOp(selectedOperation);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	326 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	327
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	328 /**
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	329 * Creates a new <code>DropTarget</code> to allow data to be dropped on the specified
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	330 * <code>Control</code>.
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	331 * Creating an instance of a DropTarget may cause system resources to be allocated
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	332 * depending on the platform. It is therefore mandatory that the DropTarget instance
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	333 * be disposed when no longer required.
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	334 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	335 * @param control the <code>Control</code> over which the user positions the cursor to drop the data
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	336 * @param style the bitwise OR'ing of allowed operations; this may be a combination of any of
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	337 * DND.DROP_NONE, DND.DROP_COPY, DND.DROP_MOVE, DND.DROP_LINK
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	338 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	339 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	340 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	341 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	342 * </ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	343 * @exception DWTError <ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	344 * <li>ERROR_CANNOT_INIT_DROP - unable to initiate drop target; this will occur if more than one
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	345 * drop target is created for a control or if the operating system will not allow the creation
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	346 * of the drop target</li>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	347 * </ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	348 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	349 * <p>NOTE: ERROR_CANNOT_INIT_DROP should be an DWTException, since it is a
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	350 * recoverable error, but can not be changed due to backward compatibility.</p>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	351 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	352 * @see Widget#dispose
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	353 * @see DropTarget#checkSubclass
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	354 * @see DND#DROP_NONE
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	355 * @see DND#DROP_COPY
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	356 * @see DND#DROP_MOVE
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	357 * @see DND#DROP_LINK
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	358 */
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	359 public this(Control control, int style) {
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	360 transferAgents = new Transfer[0];
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	361
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	362 super(control, checkStyle(style));
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	363 this.control = control;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	364
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	365 if (control.getData(DND.DROP_TARGET_KEY) !is null) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	366 DND.error(DND.ERROR_CANNOT_INIT_DROP);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	367 }
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	368
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	369 control.setData(DND.DROP_TARGET_KEY, this);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	370
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	371 controlListener = new class () Listener {
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	372 public void handleEvent (Event event) {
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	373 if (!this.outer.isDisposed()) {
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	374 this.outer.dispose();
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	375 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	376 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	377 };
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	378 control.addListener (DWT.Dispose, controlListener);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	379
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	380 this.addListener(DWT.Dispose, new class () Listener {
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	381 public void handleEvent (Event event) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	382 onDispose();
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	383 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	384 });
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	385
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	386 Object effect = control.getData(DEFAULT_DROP_TARGET_EFFECT);
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	387 if (cast(DropTargetEffect) effect) {
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	388 dropEffect = cast(DropTargetEffect) effect;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	389 } else if (cast(Table) control) {
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	390 dropEffect = new TableDropTargetEffect(cast(Table) control);
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	391 } else if (cast(Tree) control) {
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	392 dropEffect = new TreeDropTargetEffect(cast(Tree) control);
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	393 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	394
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	395 addDragHandlers();
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	396 }
115 a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	397 extern (C) {
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	398 static objc.id dropTargetProc2(objc.id id, objc.SEL sel) {
115 a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	399 Display display = Display.findDisplay(Thread.getThis());
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	400 if (display is null \|\| display.isDisposed()) return null;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	401 Widget widget = display.findWidget(id);
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	402 if (widget is null) return null;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	403 DropTarget dt = cast(DropTarget)widget.getData(DND.DROP_TARGET_KEY);
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	404 if (dt is null) return null;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	405
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	406 if (sel is OS.sel_wantsPeriodicDraggingUpdates) {
115 a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	407 return dt.wantsPeriodicDraggingUpdates() ? cast(objc.id) 1 : null;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	408 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	409
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	410 return null;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	411 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	412
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	413 static objc.id dropTargetProc3(objc.id id, objc.SEL sel, objc.id arg0) {
115 a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	414 Display display = Display.findDisplay(Thread.getThis());
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	415 if (display is null \|\| display.isDisposed()) return null;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	416 Widget widget = display.findWidget(id);
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	417 if (widget is null) return null;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	418 DropTarget dt = cast(DropTarget)widget.getData(DND.DROP_TARGET_KEY);
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	419 if (dt is null) return null;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	420
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	421 // arg0 is _always_ the sender, and implements NSDraggingInfo.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	422 // Looks like an NSObject for our purposes, though.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	423 NSObject sender = new NSObject(arg0);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	424
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	425 if (sel is OS.sel_draggingEntered_) {
115 a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	426 return cast(objc.id) dt.draggingEntered(sender);
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	427 } else if (sel is OS.sel_draggingUpdated_) {
115 a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	428 return cast(objc.id) dt.draggingUpdated(sender);
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	429 } else if (sel is OS.sel_draggingExited_) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	430 dt.draggingExited(sender);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	431 } else if (sel is OS.sel_performDragOperation_) {
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	432 return dt.performDragOperation(sender) ? cast(objc.id) 1 : null;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	433 }
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	434
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	435 return null;
115 a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	436 }}
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	437
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	438 /**
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	439 * Returns the Control which is registered for this DropTarget. This is the control over which the
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	440 * user positions the cursor to drop the data.
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	441 *
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	442 * @return the Control which is registered for this DropTarget
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	443 */
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	444 public Control getControl () {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	445 return control;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	446 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	447
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	448 /**
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	449 * Returns an array of listeners who will be notified when a drag and drop
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	450 * operation is in progress, by sending it one of the messages defined in
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	451 * the <code>DropTargetListener</code> interface.
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	452 *
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	453 * @return the listeners who will be notified when a drag and drop
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	454 * operation is in progress
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	455 *
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	456 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	457 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	458 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	459 * </ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	460 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	461 * @see DropTargetListener
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	462 * @see #addDropListener
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	463 * @see #removeDropListener
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	464 * @see DropTargetEvent
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	465 *
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	466 * @since 3.4
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	467 */
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	468 public DropTargetListener[] getDropListeners() {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	469 Listener[] listeners = getListeners(DND.DragEnter);
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	470 int length_ = listeners.length;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	471 DropTargetListener[] dropListeners = new DropTargetListener[length_];
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	472 int count = 0;
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	473 for (int i = 0; i < length_; i++) {
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	474 Listener listener = listeners[i];
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	475 if (cast(DNDListener) listener) {
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	476 dropListeners[count] = cast(DropTargetListener) (cast(DNDListener) listener).getEventListener();
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	477 count++;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	478 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	479 }
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	480 if (count is length_) return dropListeners;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	481 DropTargetListener[] result = new DropTargetListener[count];
122 2e671fa40eec Ported dwt.dnd, dwt.opengl, dwt.printing and dwt.program Jacob Carlborg <doob@me.com> parents: 115 diff changeset	482 SimpleType!(DropTargetListener).arraycopy(dropListeners, 0, result, 0, count);
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	483 return result;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	484 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	485
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	486 /**
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	487 * Returns the drop effect for this DropTarget. This drop effect will be
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	488 * used during a drag and drop to display the drag under effect on the
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	489 * target widget.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	490 *
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	491 * @return the drop effect that is registered for this DropTarget
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	492 *
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	493 * @since 3.3
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	494 */
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	495 public DropTargetEffect getDropTargetEffect() {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	496 return dropEffect;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	497 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	498
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	499 int getOperationFromKeyState() {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	500 // The NSDraggingInfo object already combined the modifier keys with the
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	501 // drag source's allowed events. This might be better accomplished by diffing
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	502 // the base drag source mask with the active drag state mask instead of snarfing
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	503 // the current event.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	504
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	505 // See documentation on [NSDraggingInfo draggingSourceOperationMask] for the
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	506 // correct Cocoa behavior. Control + Option or Command is NSDragOperationGeneric,
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	507 // or DND.DROP_DEFAULT in the DWT.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	508 NSEvent currEvent = NSApplication.sharedApplication().currentEvent();
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	509 NSUInteger modifiers = currEvent.modifierFlags();
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	510 bool option = (modifiers & OS.NSAlternateKeyMask) is OS.NSAlternateKeyMask;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	511 bool control = (modifiers & OS.NSControlKeyMask) is OS.NSControlKeyMask;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	512 if (control && option) return DND.DROP_DEFAULT;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	513 if (control) return DND.DROP_LINK;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	514 if (option) return DND.DROP_COPY;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	515 return DND.DROP_DEFAULT;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	516 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	517
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	518 /**
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	519 * Returns a list of the data types that can be transferred to this DropTarget.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	520 *
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	521 * @return a list of the data types that can be transferred to this DropTarget
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	522 */
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	523 public Transfer[] getTransfer() {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	524 return transferAgents;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	525 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	526
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	527 void onDispose () {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	528 if (control is null)
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	529 return;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	530 if (controlListener !is null)
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	531 control.removeListener(DWT.Dispose, controlListener);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	532 controlListener = null;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	533 control.setData(DND.DROP_TARGET_KEY, null);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	534 transferAgents = null;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	535
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	536 // Unregister the control as a drop target.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	537 control.view.unregisterDraggedTypes();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	538 control = null;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	539 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	540
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	541 int opToOsOp(int operation) {
115 a2d82e6fd054 Ported dwt.dnd Jacob Carlborg <doob@me.com> parents: 99 diff changeset	542 NSDragOperation osOperation;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	543 if ((operation & DND.DROP_COPY) !is 0){
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	544 osOperation \|= OS.NSDragOperationCopy;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	545 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	546 if ((operation & DND.DROP_LINK) !is 0) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	547 osOperation \|= OS.NSDragOperationLink;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	548 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	549 if ((operation & DND.DROP_MOVE) !is 0) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	550 osOperation \|= OS.NSDragOperationMove;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	551 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	552 if ((operation & DND.DROP_TARGET_MOVE) !is 0) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	553 osOperation \|= OS.NSDragOperationDelete;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	554 }
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	555 return cast(int) osOperation;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	556 }
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	557
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	558 int osOpToOp(NSDragOperation osOperation){
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	559 int operation = 0;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	560 if ((osOperation & OS.NSDragOperationCopy) !is 0){
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	561 operation \|= DND.DROP_COPY;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	562 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	563 if ((osOperation & OS.NSDragOperationLink) !is 0) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	564 operation \|= DND.DROP_LINK;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	565 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	566 if ((osOperation & OS.NSDragOperationDelete) !is 0) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	567 operation \|= DND.DROP_TARGET_MOVE;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	568 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	569 if ((osOperation & OS.NSDragOperationMove) !is 0) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	570 operation \|= DND.DROP_MOVE;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	571 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	572 if (osOperation is OS.NSDragOperationEvery) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	573 operation = DND.DROP_COPY \| DND.DROP_MOVE \| DND.DROP_LINK;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	574 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	575 return operation;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	576 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	577
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	578 bool performDragOperation(NSObject sender) {
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	579 DNDEvent event = new DNDEvent();
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	580 event.widget = this;
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	581 event.time = cast(int)System.currentTimeMillis();
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	582
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	583 if (dropEffect !is null) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	584 NSPoint mouseLocation = sender.draggingLocation();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	585 NSPoint globalLoc = sender.draggingDestinationWindow().convertBaseToScreen(mouseLocation);
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	586 event.item = dropEffect.getItem(cast(int)globalLoc.x, cast(int)globalLoc.y);
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	587 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	588
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	589 event.detail = DND.DROP_NONE;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	590 notifyListeners(DND.DragLeave, event);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	591
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	592 event = new DNDEvent();
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	593 if (!setEventData(sender, event)) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	594 return false;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	595 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	596
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	597 keyOperation = -1;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	598 int allowedOperations = event.operations;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	599 TransferData[] allowedDataTypes = new TransferData[event.dataTypes.length];
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	600 System.arraycopy(event.dataTypes, 0, allowedDataTypes, 0, event.dataTypes.length);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	601 event.dataType = selectedDataType;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	602 event.detail = selectedOperation;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	603 notifyListeners(DND.DropAccept, event);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	604
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	605 selectedDataType = null;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	606 if (event.dataType !is null) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	607 for (int i = 0; i < allowedDataTypes.length; i++) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	608 if (allowedDataTypes[i].type is event.dataType.type) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	609 selectedDataType = allowedDataTypes[i];
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	610 break;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	611 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	612 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	613 }
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	614
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	615 selectedOperation = DND.DROP_NONE;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	616 if (selectedDataType !is null && (event.detail & allowedOperations) !is 0) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	617 selectedOperation = event.detail;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	618 }
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	619
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	620 if (selectedOperation is DND.DROP_NONE) {
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	621 return false;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	622 }
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	623
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	624 // ask drag source for dropped data
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	625 NSPasteboard pasteboard = sender.draggingPasteboard();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	626 NSObject data = null;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	627 NSMutableArray types = NSMutableArray.arrayWithCapacity(10);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	628
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	629 for (int i = 0; i < transferAgents.length; i++){
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	630 Transfer transfer = transferAgents[i];
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	631 String[] typeNames = transfer.getTypeNames();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	632 int[] typeIds = transfer.getTypeIds();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	633
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	634 for (int j = 0; j < typeNames.length; j++) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	635 if (selectedDataType.type is typeIds[j]) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	636 types.addObject(NSString.stringWith(typeNames[j]));
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	637 break;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	638 }
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	639 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	640 }
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	641
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	642 NSString type = pasteboard.availableTypeFromArray(types);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	643 TransferData tdata = new TransferData();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	644
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	645 if (type !is null) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	646 tdata.type = Transfer.registerType(type.getString());
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	647 if (type.isEqual(OS.NSStringPboardType) \|\|
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	648 type.isEqual(OS.NSHTMLPboardType) \|\|
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	649 type.isEqual(OS.NSRTFPboardType)) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	650 tdata.data = pasteboard.stringForType(type);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	651 } else if (type.isEqual(OS.NSURLPboardType)) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	652 tdata.data = NSURL.URLFromPasteboard(pasteboard);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	653 } else if (type.isEqual(OS.NSFilenamesPboardType)) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	654 tdata.data = new NSArray(pasteboard.propertyListForType(type).id);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	655 } else {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	656 tdata.data = pasteboard.dataForType(type);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	657 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	658 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	659
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	660 if (tdata.data !is null) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	661 data = tdata.data;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	662 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	663
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	664 // Get Data in a Java format
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	665 Object object = null;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	666 for (int i = 0; i < transferAgents.length; i++) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	667 Transfer transfer = transferAgents[i];
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	668 if (transfer !is null && transfer.isSupportedType(selectedDataType)) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	669 selectedDataType.data = data;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	670 object = transfer.nativeToJava(selectedDataType);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	671 break;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	672 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	673 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	674
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	675 if (object is null) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	676 selectedOperation = DND.DROP_NONE;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	677 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	678
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	679 event.dataType = selectedDataType;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	680 event.detail = selectedOperation;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	681 event.data = object;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	682 notifyListeners(DND.Drop, event);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	683 selectedOperation = DND.DROP_NONE;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	684 if ((allowedOperations & event.detail) is event.detail) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	685 selectedOperation = event.detail;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	686 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	687 //notify source of action taken
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	688 return (selectedOperation !is DND.DROP_NONE);
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	689 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	690
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	691 /**
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	692 * Removes the listener from the collection of listeners who will
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	693 * be notified when a drag and drop operation is in progress.
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	694 *
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	695 * @param listener the listener which should no longer be notified
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	696 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	697 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	698 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	699 * </ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	700 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	701 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	702 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	703 * </ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	704 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	705 * @see DropTargetListener
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	706 * @see #addDropListener
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	707 * @see #getDropListeners
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	708 */
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	709 public void removeDropListener(DropTargetListener listener) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	710 if (listener is null) DND.error (DWT.ERROR_NULL_ARGUMENT);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	711 removeListener (DND.DragEnter, listener);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	712 removeListener (DND.DragLeave, listener);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	713 removeListener (DND.DragOver, listener);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	714 removeListener (DND.DragOperationChanged, listener);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	715 removeListener (DND.Drop, listener);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	716 removeListener (DND.DropAccept, listener);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	717 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	718
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	719 /**
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	720 * Specifies the drop effect for this DropTarget. This drop effect will be
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	721 * used during a drag and drop to display the drag under effect on the
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	722 * target widget.
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	723 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	724 * @param effect the drop effect that is registered for this DropTarget
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	725 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	726 * @since 3.3
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	727 */
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	728 public void setDropTargetEffect(DropTargetEffect effect) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	729 dropEffect = effect;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	730 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	731
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	732 bool setEventData(NSObject draggingState, DNDEvent event) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	733 if (draggingState is null) return false;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	734
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	735 // get allowed operations
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	736 int style = getStyle();
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	737 NSDragOperation allowedActions = draggingState.draggingSourceOperationMask();
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	738 int operations = osOpToOp(allowedActions) & style;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	739 if (operations is DND.DROP_NONE) return false;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	740
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	741 // get current operation
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	742 int operation = getOperationFromKeyState();
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	743 keyOperation = operation;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	744 if (operation is DND.DROP_DEFAULT) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	745 if ((style & DND.DROP_DEFAULT) is 0) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	746 operation = (operations & DND.DROP_MOVE) !is 0 ? DND.DROP_MOVE : DND.DROP_NONE;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	747 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	748 } else {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	749 if ((operation & operations) is 0) operation = DND.DROP_NONE;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	750 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	751
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	752
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	753 // get allowed transfer types
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	754 NSPasteboard dragPBoard = draggingState.draggingPasteboard();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	755 NSArray draggedTypes = dragPBoard.types();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	756 if (draggedTypes is null) return false;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	757
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	758 NSUInteger draggedTypeCount = draggedTypes.count();
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	759
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	760 TransferData[] dataTypes = new TransferData[draggedTypeCount];
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	761 int index = -1;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	762 for (int i = 0; i < draggedTypeCount; i++) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	763 id draggedType = draggedTypes.objectAtIndex(i);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	764 NSString nativeDataType = new NSString(draggedType);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	765 TransferData data = new TransferData();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	766 data.type = Transfer.registerType(nativeDataType.getString());
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	767
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	768 for (int j = 0; j < transferAgents.length; j++) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	769 Transfer transfer = transferAgents[j];
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	770 if (transfer !is null && transfer.isSupportedType(data)) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	771 dataTypes[++index] = data;
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	772 break;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	773 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	774 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	775 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	776 if (index is -1) return false;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	777
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	778 if (index < dataTypes.length - 1) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	779 TransferData[] temp = new TransferData[index + 1];
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	780 System.arraycopy(dataTypes, 0, temp, 0, index + 1);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	781 dataTypes = temp;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	782 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	783
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	784 // Convert from window-relative to global coordinates, and flip it.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	785 NSPoint mouse = draggingState.draggingLocation();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	786 NSPoint globalMouse = draggingState.draggingDestinationWindow().convertBaseToScreen(mouse);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	787 NSArray screens = NSScreen.screens();
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	788 NSRect screenRect = (new NSScreen(screens.objectAtIndex(0))).frame();
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	789 globalMouse.y = screenRect.height - globalMouse.y;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	790
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	791 event.widget = this;
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	792 event.x = cast(int)globalMouse.x;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	793 event.y = cast(int)globalMouse.y;
d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	794 event.time = cast(int)System.currentTimeMillis();
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	795 event.feedback = DND.FEEDBACK_SELECT;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	796 event.dataTypes = dataTypes;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	797 event.dataType = dataTypes[0];
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	798 event.operations = operations;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	799 event.detail = operation;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	800 if (dropEffect !is null) {
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	801 event.item = dropEffect.getItem(event.x, event.y);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	802 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	803
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	804 return true;
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	805 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	806
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	807 /**
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	808 * Specifies the data types that can be transferred to this DropTarget. If data is
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	809 * being dragged that does not match one of these types, the drop target will be notified of
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	810 * the drag and drop operation but the currentDataType will be null and the operation
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	811 * will be DND.NONE.
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	812 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	813 * @param transferAgents a list of Transfer objects which define the types of data that can be
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	814 * dropped on this target
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	815 *
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	816 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	817 * <li>ERROR_NULL_ARGUMENT - if transferAgents is null</li>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	818 * </ul>
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	819 */
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	820 public void setTransfer(Transfer[] transferAgents){
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	821 if (transferAgents is null) DND.error(DWT.ERROR_NULL_ARGUMENT);
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	822 this.transferAgents = transferAgents;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	823
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	824
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	825 // Register the types as valid drop types in Cocoa.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	826 // Accumulate all of the transfer types into a list.
99 d32621bf0f90 Ported dwt.dnd.DropTarget Jacob Carlborg <doob@me.com> parents: 45 diff changeset	827 String[] typeStrings;
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	828
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	829 for (int i = 0; i < this.transferAgents.length; i++) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	830 String[] types = transferAgents[i].getTypeNames();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	831
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	832 for (int j = 0; j < types.length; j++) {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	833 typeStrings.add(types[j]);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	834 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	835 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	836
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	837 // Convert to an NSArray of NSStrings so we can register with the Control.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	838 int typeStringCount = typeStrings.size();
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	839 NSMutableArray nsTypeStrings = NSMutableArray.arrayWithCapacity(typeStringCount);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	840
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	841 for (int i = 0; i < typeStringCount; i++) {
122 2e671fa40eec Ported dwt.dnd, dwt.opengl, dwt.printing and dwt.program Jacob Carlborg <doob@me.com> parents: 115 diff changeset	842 nsTypeStrings.addObject(NSString.stringWith(typeStrings.get(i)));
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	843 }
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	844
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	845 control.view.registerForDraggedTypes(nsTypeStrings);
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	846
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	847 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	848
45 d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	849 // By returning true we get draggingUpdated messages even when the mouse isn't moving.
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	850 bool wantsPeriodicDraggingUpdates() {
d8635bb48c7c Merge with SWT 3.5 Jacob Carlborg <doob@me.com> parents: 8 diff changeset	851 return true;
0 380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	852 }
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	853
380af2bdd8e5 Upload of whole dwt tree Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> parents: diff changeset	854 }

Mercurial > projects > dwt-mac

annotate dwt/dnd/DropTarget.d @ 122:2e671fa40eec