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annotate org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet140.d @ 29:4e5843b771cc
First snippets buildable on windows
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Sun, 22 Mar 2009 19:55:00 +0100 |
| parents | 69b1fa94a4a8 |
| children | 9f4c18c268b2 |
| rev | line source |
|---|---|
| 28 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2004 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 * Bill Baxter | |
| 12 *******************************************************************************/ | |
| 13 module org.eclipse.swt.snippets.Snippet140; | |
| 14 | |
| 15 /* | |
| 16 * CoolBar example snippet: drop-down a chevron menu containing hidden tool items | |
| 17 * | |
| 18 * For a list of all SWT example snippets see | |
| 19 * http://www.eclipse.org/swt/snippets/ | |
| 20 */ | |
| 21 import org.eclipse.swt.SWT; | |
| 22 import org.eclipse.swt.graphics.Point; | |
| 23 import org.eclipse.swt.graphics.Rectangle; | |
| 24 import org.eclipse.swt.widgets.Display; | |
| 25 import org.eclipse.swt.widgets.Shell; | |
| 26 import org.eclipse.swt.widgets.Menu; | |
| 27 import org.eclipse.swt.widgets.MenuItem; | |
| 28 import org.eclipse.swt.widgets.ToolBar; | |
| 29 import org.eclipse.swt.widgets.ToolItem; | |
| 30 import org.eclipse.swt.widgets.CoolBar; | |
| 31 import org.eclipse.swt.widgets.CoolItem; | |
| 32 import org.eclipse.swt.events.SelectionEvent; | |
| 33 import org.eclipse.swt.events.SelectionAdapter; | |
| 34 import org.eclipse.swt.layout.GridLayout; | |
| 35 import org.eclipse.swt.layout.GridData; | |
| 36 | |
| 37 import tango.util.Convert; | |
| 38 | |
| 39 static Display display; | |
| 40 static Shell shell; | |
| 41 static CoolBar coolBar; | |
| 42 static Menu chevronMenu = null; | |
| 43 | |
| 44 | |
| 45 void main () { | |
| 46 display = new Display (); | |
| 47 shell = new Shell (display); | |
| 48 shell.setLayout(new GridLayout()); | |
|
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First snippets buildable on windows
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parents:
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diff
changeset
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49 coolBar = new CoolBar(shell, SWT.FLAT | SWT.BORDER); |
| 28 | 50 coolBar.setLayoutData(new GridData(GridData.FILL_BOTH)); |
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First snippets buildable on windows
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parents:
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diff
changeset
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51 ToolBar toolBar = new ToolBar(coolBar, SWT.FLAT | SWT.WRAP); |
| 28 | 52 int minWidth = 0; |
| 53 for (int j = 0; j < 5; j++) { | |
| 54 int width = 0; | |
| 55 ToolItem item = new ToolItem(toolBar, SWT.PUSH); | |
| 56 item.setText("B" ~ to!(char[])(j)); | |
| 57 width = item.getWidth(); | |
| 58 /* find the width of the widest tool */ | |
| 59 if (width > minWidth) minWidth = width; | |
| 60 } | |
| 61 CoolItem coolItem = new CoolItem(coolBar, SWT.DROP_DOWN); | |
| 62 coolItem.setControl(toolBar); | |
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4e5843b771cc
First snippets buildable on windows
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parents:
28
diff
changeset
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63 Point size = toolBar.computeSize(SWT.DEFAULT, SWT.DEFAULT); |
| 28 | 64 Point coolSize = coolItem.computeSize (size.x, size.y); |
| 65 coolItem.setMinimumSize(minWidth, coolSize.y); | |
| 66 coolItem.setPreferredSize(coolSize); | |
| 67 coolItem.setSize(coolSize); | |
| 68 coolItem.addSelectionListener(new class() SelectionAdapter { | |
| 69 public void widgetSelected(SelectionEvent event) { | |
| 70 if (event.detail == SWT.ARROW) { | |
| 71 CoolItem item = cast(CoolItem) event.widget; | |
| 72 Rectangle itemBounds = item.getBounds (); | |
| 73 Point pt = coolBar.toDisplay(new Point(itemBounds.x, itemBounds.y)); | |
| 74 itemBounds.x = pt.x; | |
| 75 itemBounds.y = pt.y; | |
| 76 ToolBar bar = cast(ToolBar) item.getControl (); | |
| 77 ToolItem[] tools = bar.getItems (); | |
| 78 | |
| 79 int i = 0; | |
| 80 while (i < tools.length) { | |
| 81 Rectangle toolBounds = tools[i].getBounds (); | |
| 82 pt = bar.toDisplay(new Point(toolBounds.x, toolBounds.y)); | |
| 83 toolBounds.x = pt.x; | |
| 84 toolBounds.y = pt.y; | |
| 85 | |
| 86 /* Figure out the visible portion of the tool by looking at the | |
| 87 * intersection of the tool bounds with the cool item bounds. | |
| 88 */ | |
| 89 Rectangle intersection = itemBounds.intersection (toolBounds); | |
| 90 | |
| 91 /* If the tool is not completely within the cool item bounds, then it | |
| 92 * is partially hidden, and all remaining tools are completely hidden. | |
| 93 */ | |
| 94 if (intersection != toolBounds) break; | |
| 95 i++; | |
| 96 } | |
| 97 | |
| 98 /* Create a menu with items for each of the completely hidden buttons. */ | |
| 99 if (chevronMenu !is null) chevronMenu.dispose(); | |
| 100 chevronMenu = new Menu (coolBar); | |
| 101 for (int j = i; j < tools.length; j++) { | |
| 102 MenuItem menuItem = new MenuItem (chevronMenu, SWT.PUSH); | |
| 103 menuItem.setText (tools[j].getText()); | |
| 104 } | |
| 105 | |
| 106 /* Drop down the menu below the chevron, with the left edges aligned. */ | |
| 107 pt = coolBar.toDisplay(new Point(event.x, event.y)); | |
| 108 chevronMenu.setLocation (pt.x, pt.y); | |
| 109 chevronMenu.setVisible (true); | |
| 110 } | |
| 111 } | |
| 112 }); | |
| 113 | |
| 114 shell.pack(); | |
| 115 shell.open (); | |
| 116 while (!shell.isDisposed ()) { | |
| 117 if (!display.readAndDispatch ()) display.sleep (); | |
| 118 } | |
| 119 display.dispose (); | |
| 120 } |