Mercurial > projects > dwt2
annotate org.eclipse.swt.gtk.linux.x86/src/org/eclipse/swt/dnd/ClipboardProxy.d @ 108:b397a43d66d1
Updated swt linux for DMD 1.063 and latest Tango trunk.
| author | Jacob Carlborg <doob@me.com> |
|---|---|
| date | Wed, 25 Aug 2010 23:08:27 +0200 |
| parents | 7e78af7adab5 |
| children |
| rev | line source |
|---|---|
| 25 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2005 IBM Corporation and others. | |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * IBM Corporation - initial API and implementation | |
| 10 * Port to the D programming language: | |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 12 *******************************************************************************/ | |
| 13 module org.eclipse.swt.dnd.ClipboardProxy; | |
| 14 | |
| 15 import java.lang.all; | |
| 16 | |
| 17 | |
| 18 | |
| 19 import org.eclipse.swt.SWT; | |
| 20 import org.eclipse.swt.internal.gtk.OS; | |
| 21 import org.eclipse.swt.widgets.Display; | |
| 22 import org.eclipse.swt.widgets.Event; | |
| 23 import org.eclipse.swt.widgets.Listener; | |
| 24 import org.eclipse.swt.dnd.Transfer; | |
| 25 import org.eclipse.swt.dnd.Clipboard; | |
| 26 import org.eclipse.swt.dnd.DND; | |
| 27 import org.eclipse.swt.dnd.TransferData; | |
| 28 | |
| 48 | 29 version(Tango){ |
| 25 | 30 static import tango.stdc.string; |
| 48 | 31 } else { // Phobos |
| 32 } | |
| 25 | 33 |
| 34 | |
| 35 class ClipboardProxy { | |
| 36 /* Data is not flushed to the clipboard immediately. | |
| 37 * This class will remember the data and provide it when requested. | |
| 38 */ | |
| 39 Object[] clipboardData; | |
| 40 Transfer[] clipboardDataTypes; | |
| 41 Object[] primaryClipboardData; | |
| 42 Transfer[] primaryClipboardDataTypes; | |
| 43 | |
| 44 Display display; | |
| 45 Clipboard activeClipboard = null; | |
| 46 Clipboard activePrimaryClipboard = null; | |
| 47 | |
| 48 static String ID = "CLIPBOARD PROXY OBJECT"; //$NON-NLS-1$ | |
| 49 | |
| 50 static ClipboardProxy _getInstance(Display display) { | |
| 51 ClipboardProxy proxy = cast(ClipboardProxy) display.getData(ID); | |
| 52 if (proxy !is null) return proxy; | |
| 53 proxy = new ClipboardProxy(display); | |
| 54 display.setData(ID, proxy); | |
| 55 display.addListener(SWT.Dispose, new class( display ) Listener { | |
| 56 Display disp; | |
| 57 this( Display disp ){ this.disp = disp; } | |
| 58 public void handleEvent(Event event) { | |
| 59 ClipboardProxy clipbordProxy = cast(ClipboardProxy)disp.getData(ID); | |
| 60 if (clipbordProxy is null) return; | |
| 61 disp.setData(ID, null); | |
| 62 clipbordProxy.dispose(); | |
| 63 } | |
| 64 }); | |
| 65 return proxy; | |
| 66 } | |
| 67 | |
| 68 this(Display display) { | |
| 69 this.display = display; | |
| 70 } | |
| 71 | |
| 72 void clear (Clipboard owner, int clipboards) { | |
| 73 if ((clipboards & DND.CLIPBOARD) !is 0 && activeClipboard is owner) { | |
| 74 OS.gtk_clipboard_clear(Clipboard.GTKCLIPBOARD); | |
| 75 } | |
| 76 if ((clipboards & DND.SELECTION_CLIPBOARD) !is 0 && activePrimaryClipboard is owner) { | |
| 77 OS.gtk_clipboard_clear(Clipboard.GTKPRIMARYCLIPBOARD); | |
| 78 } | |
| 79 } | |
| 80 | |
| 81 private static extern(C) void clearFuncFunc(GtkClipboard *clipboard, void* user_data_or_owner){ | |
| 82 auto obj = cast(ClipboardProxy)user_data_or_owner; | |
| 83 obj.clearFunc( clipboard ); | |
| 84 } | |
| 85 void clearFunc(GtkClipboard *clipboard ){ | |
| 86 if (clipboard is Clipboard.GTKCLIPBOARD) { | |
| 87 activeClipboard = null; | |
| 88 clipboardData = null; | |
| 89 clipboardDataTypes = null; | |
| 90 } | |
| 91 if (clipboard is Clipboard.GTKPRIMARYCLIPBOARD) { | |
| 92 activePrimaryClipboard = null; | |
| 93 primaryClipboardData = null; | |
| 94 primaryClipboardDataTypes = null; | |
| 95 } | |
| 96 } | |
| 97 | |
| 98 void dispose () { | |
| 99 if (display is null) return; | |
| 100 if (activeClipboard !is null) OS.gtk_clipboard_clear(Clipboard.GTKCLIPBOARD); | |
| 101 if (activePrimaryClipboard !is null) OS.gtk_clipboard_clear(Clipboard.GTKPRIMARYCLIPBOARD); | |
| 102 display = null; | |
| 103 clipboardData = null; | |
| 104 clipboardDataTypes = null; | |
| 105 primaryClipboardData = null; | |
| 106 primaryClipboardDataTypes = null; | |
| 107 } | |
| 108 | |
| 109 private static extern(C) void getFuncFunc( | |
| 110 GtkClipboard *clipboard, | |
| 111 GtkSelectionData *selection_data, | |
| 112 uint info, | |
| 113 void* user_data_or_owner) | |
| 114 { | |
| 115 auto obj = cast(ClipboardProxy)user_data_or_owner; | |
| 116 obj.getFunc( clipboard, selection_data, info ); | |
| 117 } | |
| 118 /** | |
| 119 * This function provides the data to the clipboard on request. | |
| 120 * When this clipboard is disposed, the data will no longer be available. | |
| 121 */ | |
|
108
b397a43d66d1
Updated swt linux for DMD 1.063 and latest Tango trunk.
Jacob Carlborg <doob@me.com>
parents:
53
diff
changeset
|
122 int getFunc( |
| 25 | 123 GtkClipboard *clipboard, |
| 124 GtkSelectionData *selectionData, | |
| 125 uint info) | |
| 126 { | |
| 127 if (selectionData is null) return 0; | |
| 128 TransferData tdata = new TransferData(); | |
| 129 tdata.type = selectionData.target; | |
| 130 Transfer[] types = (clipboard is Clipboard.GTKCLIPBOARD) ? clipboardDataTypes : primaryClipboardDataTypes; | |
| 131 int index = -1; | |
| 132 for (int i = 0; i < types.length; i++) { | |
| 133 if (types[i].isSupportedType(tdata)) { | |
| 134 index = i; | |
| 135 break; | |
| 136 } | |
| 137 } | |
| 138 if (index is -1) return 0; | |
| 139 Object[] data = (clipboard is Clipboard.GTKCLIPBOARD) ? clipboardData : primaryClipboardData; | |
| 140 types[index].javaToNative(data[index], tdata); | |
| 141 if (tdata.format < 8 || tdata.format % 8 !is 0) { | |
| 142 return 0; | |
| 143 } | |
| 144 OS.gtk_selection_data_set(selectionData, tdata.type, tdata.format, tdata.pValue, tdata.length); | |
| 145 OS.g_free(tdata.pValue); | |
| 146 return 1; | |
| 147 } | |
| 148 | |
| 149 bool setData(Clipboard owner, Object[] data, Transfer[] dataTypes, int clipboards) { | |
| 150 GtkTargetEntry*[] entries; | |
| 151 GtkTargetEntry* pTargetsList; | |
| 152 try { | |
| 153 for (int i = 0; i < dataTypes.length; i++) { | |
| 154 Transfer transfer = dataTypes[i]; | |
| 155 int[] typeIds = transfer.getTypeIds(); | |
| 156 String[] typeNames = transfer.getTypeNames(); | |
| 157 for (int j = 0; j < typeIds.length; j++) { | |
| 158 GtkTargetEntry* entry = new GtkTargetEntry(); | |
| 159 entry.info = typeIds[j]; | |
| 160 char* pName = cast(char*)OS.g_malloc(typeNames[j].length+1); | |
| 161 pName[ 0 .. typeNames[j].length ] = typeNames[j]; | |
| 162 pName[ typeNames[j].length ] = '\0'; | |
| 163 entry.target = pName; | |
| 164 GtkTargetEntry*[] tmp = new GtkTargetEntry*[entries.length + 1]; | |
| 165 SimpleType!(GtkTargetEntry*).arraycopy(entries, 0, tmp, 0, entries.length); | |
| 166 tmp[entries.length] = entry; | |
| 167 entries = tmp; | |
| 168 } | |
| 169 } | |
| 170 | |
| 171 pTargetsList = cast(GtkTargetEntry*)OS.g_malloc(GtkTargetEntry.sizeof * entries.length); | |
| 172 int offset = 0; | |
| 173 for (int i = 0; i < entries.length; i++) { | |
| 53 | 174 OS.memmove(pTargetsList + i, entries[i], GtkTargetEntry.sizeof); |
| 25 | 175 offset += GtkTargetEntry.sizeof; |
| 176 } | |
| 177 if ((clipboards & DND.CLIPBOARD) !is 0) { | |
| 178 if (activeClipboard !is null) OS.gtk_clipboard_clear(Clipboard.GTKCLIPBOARD); | |
| 179 clipboardData = data; | |
| 180 clipboardDataTypes = dataTypes; | |
| 181 if (!OS.gtk_clipboard_set_with_data(Clipboard.GTKCLIPBOARD, pTargetsList, entries.length, &getFuncFunc, &clearFuncFunc, cast(void*)this )) { | |
| 182 return false; | |
| 183 } | |
| 184 activeClipboard = owner; | |
| 185 } | |
| 186 if ((clipboards & DND.SELECTION_CLIPBOARD) !is 0) { | |
| 187 if (activePrimaryClipboard !is null) OS.gtk_clipboard_clear(Clipboard.GTKPRIMARYCLIPBOARD); | |
| 188 primaryClipboardData = data; | |
| 189 primaryClipboardDataTypes = dataTypes; | |
| 190 if (!OS.gtk_clipboard_set_with_data(Clipboard.GTKPRIMARYCLIPBOARD, pTargetsList, entries.length, &getFuncFunc, &clearFuncFunc, cast(void*)this )) { | |
| 191 return false; | |
| 192 } | |
| 193 activePrimaryClipboard = owner; | |
| 194 } | |
| 195 return true; | |
| 196 } finally { | |
| 197 for (int i = 0; i < entries.length; i++) { | |
| 198 GtkTargetEntry* entry = entries[i]; | |
| 199 if( entry.target !is null) OS.g_free(entry.target); | |
| 200 } | |
| 201 if (pTargetsList !is null) OS.g_free(pTargetsList); | |
| 202 } | |
| 203 } | |
| 204 } |