| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.examples.controlexample; |
| |
| |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.widgets.*; |
| import org.eclipse.swt.events.*; |
| |
| class SashTab extends Tab { |
| /* Example widgets and groups that contain them */ |
| Sash hSash, vSash; |
| List list1, list2, list3; |
| Text text; |
| |
| static String [] ListData0 = {ControlExample.getResourceString("ListData0_0"), |
| ControlExample.getResourceString("ListData0_1"), |
| ControlExample.getResourceString("ListData0_2"), |
| ControlExample.getResourceString("ListData0_3"), |
| ControlExample.getResourceString("ListData0_4"), |
| ControlExample.getResourceString("ListData0_5"), |
| ControlExample.getResourceString("ListData0_6"), |
| ControlExample.getResourceString("ListData0_7"), |
| ControlExample.getResourceString("ListData0_8")}; |
| |
| static String [] ListData1 = {ControlExample.getResourceString("ListData1_0"), |
| ControlExample.getResourceString("ListData1_1"), |
| ControlExample.getResourceString("ListData1_2"), |
| ControlExample.getResourceString("ListData1_3"), |
| ControlExample.getResourceString("ListData1_4"), |
| ControlExample.getResourceString("ListData1_5"), |
| ControlExample.getResourceString("ListData1_6"), |
| ControlExample.getResourceString("ListData1_7"), |
| ControlExample.getResourceString("ListData1_8")}; |
| |
| /* Constants */ |
| static final int SASH_WIDTH = 3; |
| |
| /** |
| * Creates the Tab within a given instance of ControlExample. |
| */ |
| SashTab(ControlExample instance) { |
| super(instance); |
| } |
| |
| /** |
| * Creates the tab folder page. |
| */ |
| Composite createTabFolderPage (TabFolder tabFolder) { |
| /* |
| * Create the page. This example does not use layouts. |
| */ |
| tabFolderPage = new Composite(tabFolder, SWT.BORDER); |
| |
| /* Create the list and text widgets */ |
| list1 = new List (tabFolderPage, SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER); |
| list1.setItems (ListData0); |
| list2 = new List (tabFolderPage, SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER); |
| list2.setItems (ListData1); |
| text = new Text (tabFolderPage, SWT.MULTI | SWT.BORDER); |
| text.setText (ControlExample.getResourceString("Multi_line")); |
| |
| /* Create the sashes */ |
| vSash = new Sash (tabFolderPage, SWT.VERTICAL); |
| hSash = new Sash (tabFolderPage, SWT.HORIZONTAL); |
| |
| /* Add the listeners */ |
| hSash.addSelectionListener (new SelectionAdapter () { |
| public void widgetSelected (SelectionEvent event) { |
| if (event.detail != SWT.DRAG) { |
| hSash.setBounds (event.x, event.y, event.width, event.height); |
| layout (); |
| } |
| } |
| }); |
| vSash.addSelectionListener (new SelectionAdapter () { |
| public void widgetSelected (SelectionEvent event) { |
| if (event.detail != SWT.DRAG) { |
| vSash.setBounds(event.x, event.y, event.width, event.height); |
| layout (); |
| } |
| } |
| }); |
| tabFolderPage.addControlListener (new ControlAdapter () { |
| public void controlResized (ControlEvent event) { |
| shellResized (); |
| } |
| }); |
| |
| /* |
| * Do not set the bounds of the lists, text and sashes here |
| * because this method is run before the widget is opened |
| * so we do not know how big the tabComposite is going to be. |
| * When the widget is opened a resize event will occur |
| * and the contained widgets can be sized accordingly. |
| */ |
| return tabFolderPage; |
| } |
| |
| /** |
| * Gets the "Example" widget children. |
| */ |
| Control [] getExampleWidgets () { |
| return new Control [] {hSash, vSash}; |
| } |
| |
| /** |
| * Gets the text for the tab folder item. |
| */ |
| String getTabText () { |
| return "Sash"; |
| } |
| |
| /** |
| * Layout the list and text widgets according to the new |
| * positions of the sashes..events.SelectionEvent |
| */ |
| void layout () { |
| |
| Rectangle tabCompositeBounds = tabFolderPage.getClientArea (); |
| Rectangle hSashBounds = hSash.getBounds (); |
| Rectangle vSashBounds = vSash.getBounds (); |
| |
| list1.setBounds (0, 0, vSashBounds.x, hSashBounds.y); |
| list2.setBounds (vSashBounds.x + vSashBounds.width, 0, tabCompositeBounds.width - (vSashBounds.x + vSashBounds.width), hSashBounds.y); |
| text.setBounds (0, hSashBounds.y + hSashBounds.height, tabCompositeBounds.width, tabCompositeBounds.height - (hSashBounds.y + hSashBounds.height)); |
| |
| /** |
| * If the horizontal sash has been moved then the vertical |
| * sash is either too long or too short and its size must |
| * be adjusted. |
| */ |
| vSashBounds.height = hSashBounds.y; |
| vSash.setBounds (vSashBounds); |
| } |
| |
| /** |
| * Recreates the "Example" widgets. |
| */ |
| void recreateExampleWidgets () { |
| // this tab does not use this framework mechanism |
| } |
| |
| /** |
| * Handle the shell resized event. |
| */ |
| void shellResized () { |
| |
| /* Get the client area for the shell */ |
| Rectangle tabFolderPageBounds = tabFolderPage.getClientArea (); |
| |
| /* |
| * Make list 1 half the width and half the height of the tab leaving room for the sash. |
| * Place list 1 in the top left quadrant of the tab. |
| */ |
| Rectangle list1Bounds = new Rectangle (0, 0, (tabFolderPageBounds.width - SASH_WIDTH) / 2, (tabFolderPageBounds.height - SASH_WIDTH) / 2); |
| list1.setBounds (list1Bounds); |
| |
| /* |
| * Make list 2 half the width and half the height of the tab leaving room for the sash. |
| * Place list 2 in the top right quadrant of the tab. |
| */ |
| list2.setBounds (list1Bounds.width + SASH_WIDTH, 0, tabFolderPageBounds.width - (list1Bounds.width + SASH_WIDTH), list1Bounds.height); |
| |
| /* |
| * Make the text area the full width and half the height of the tab leaving room for the sash. |
| * Place the text area in the bottom half of the tab. |
| */ |
| text.setBounds (0, list1Bounds.height + SASH_WIDTH, tabFolderPageBounds.width, tabFolderPageBounds.height - (list1Bounds.height + SASH_WIDTH)); |
| |
| /* Position the sashes */ |
| vSash.setBounds (list1Bounds.width, 0, SASH_WIDTH, list1Bounds.height); |
| hSash.setBounds (0, list1Bounds.height, tabFolderPageBounds.width, SASH_WIDTH); |
| } |
| } |