| /******************************************************************************* |
| * 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.layout.*; |
| import org.eclipse.swt.events.*; |
| |
| class ToolBarTab extends Tab { |
| /* Example widgets and groups that contain them */ |
| ToolBar imageToolBar, textToolBar; |
| Group imageToolBarGroup, textToolBarGroup; |
| |
| /* Style widgets added to the "Style" group */ |
| Button horizontalButton, verticalButton, flatButton, shadowOutButton, wrapButton, rightButton; |
| |
| /** |
| * Creates the Tab within a given instance of ControlExample. |
| */ |
| ToolBarTab(ControlExample instance) { |
| super(instance); |
| } |
| |
| /** |
| * Creates the "Example" group. |
| */ |
| void createExampleGroup () { |
| super.createExampleGroup (); |
| |
| /* Create a group for the image tool bar */ |
| imageToolBarGroup = new Group (exampleGroup, SWT.NONE); |
| imageToolBarGroup.setLayout (new GridLayout ()); |
| imageToolBarGroup.setLayoutData (new GridData (GridData.GRAB_HORIZONTAL | GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL)); |
| imageToolBarGroup.setText (ControlExample.getResourceString("Image_ToolBar")); |
| |
| /* Create a group for the text tool bar */ |
| textToolBarGroup = new Group (exampleGroup, SWT.NONE); |
| textToolBarGroup.setLayout (new GridLayout ()); |
| textToolBarGroup.setLayoutData (new GridData (GridData.GRAB_HORIZONTAL | GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL)); |
| textToolBarGroup.setText (ControlExample.getResourceString("Text_ToolBar")); |
| } |
| |
| /** |
| * Creates the "Example" widgets. |
| */ |
| void createExampleWidgets () { |
| |
| /* Compute the widget style */ |
| int style = getDefaultStyle(); |
| if (horizontalButton.getSelection()) style |= SWT.HORIZONTAL; |
| if (verticalButton.getSelection()) style |= SWT.VERTICAL; |
| if (flatButton.getSelection()) style |= SWT.FLAT; |
| if (wrapButton.getSelection()) style |= SWT.WRAP; |
| if (borderButton.getSelection()) style |= SWT.BORDER; |
| if (shadowOutButton.getSelection()) style |= SWT.SHADOW_OUT; |
| if (rightButton.getSelection()) style |= SWT.RIGHT; |
| |
| /* |
| * Create the example widgets. |
| * |
| * A tool bar must consist of all image tool |
| * items or all text tool items but not both. |
| */ |
| |
| /* Create the image tool bar */ |
| imageToolBar = new ToolBar (imageToolBarGroup, style); |
| ToolItem item = new ToolItem (imageToolBar, SWT.PUSH); |
| item.setImage (instance.images[ControlExample.ciClosedFolder]); |
| item.setToolTipText("SWT.PUSH"); |
| item = new ToolItem (imageToolBar, SWT.PUSH); |
| item.setImage (instance.images[ControlExample.ciClosedFolder]); |
| item.setToolTipText ("SWT.PUSH"); |
| item = new ToolItem (imageToolBar, SWT.RADIO); |
| item.setImage (instance.images[ControlExample.ciOpenFolder]); |
| item.setToolTipText ("SWT.RADIO"); |
| item = new ToolItem (imageToolBar, SWT.RADIO); |
| item.setImage (instance.images[ControlExample.ciOpenFolder]); |
| item.setToolTipText ("SWT.RADIO"); |
| item = new ToolItem (imageToolBar, SWT.CHECK); |
| item.setImage (instance.images[ControlExample.ciTarget]); |
| item.setToolTipText ("SWT.CHECK"); |
| item = new ToolItem (imageToolBar, SWT.RADIO); |
| item.setImage (instance.images[ControlExample.ciClosedFolder]); |
| item.setToolTipText ("SWT.RADIO"); |
| item = new ToolItem (imageToolBar, SWT.RADIO); |
| item.setImage (instance.images[ControlExample.ciClosedFolder]); |
| item.setToolTipText ("SWT.RADIO"); |
| item = new ToolItem (imageToolBar, SWT.SEPARATOR); |
| item.setToolTipText("SWT.SEPARATOR"); |
| item = new ToolItem (imageToolBar, SWT.DROP_DOWN); |
| item.setImage (instance.images[ControlExample.ciTarget]); |
| item.setToolTipText ("SWT.DROP_DOWN"); |
| item.addSelectionListener(new DropDownSelectionListener()); |
| |
| /* Create the text tool bar */ |
| textToolBar = new ToolBar (textToolBarGroup, style); |
| item = new ToolItem (textToolBar, SWT.PUSH); |
| item.setText (ControlExample.getResourceString("Push")); |
| item.setToolTipText("SWT.PUSH"); |
| item = new ToolItem (textToolBar, SWT.PUSH); |
| item.setText (ControlExample.getResourceString("Push")); |
| item.setToolTipText("SWT.PUSH"); |
| item = new ToolItem (textToolBar, SWT.RADIO); |
| item.setText (ControlExample.getResourceString("Radio")); |
| item.setToolTipText("SWT.RADIO"); |
| item = new ToolItem (textToolBar, SWT.RADIO); |
| item.setText (ControlExample.getResourceString("Radio")); |
| item.setToolTipText("SWT.RADIO"); |
| item = new ToolItem (textToolBar, SWT.CHECK); |
| item.setText (ControlExample.getResourceString("Check")); |
| item.setToolTipText("SWT.CHECK"); |
| item = new ToolItem (textToolBar, SWT.RADIO); |
| item.setText (ControlExample.getResourceString("Radio")); |
| item.setToolTipText("SWT.RADIO"); |
| item = new ToolItem (textToolBar, SWT.RADIO); |
| item.setText (ControlExample.getResourceString("Radio")); |
| item.setToolTipText("SWT.RADIO"); |
| item = new ToolItem (textToolBar, SWT.SEPARATOR); |
| item.setToolTipText("SWT.SEPARATOR"); |
| item = new ToolItem (textToolBar, SWT.DROP_DOWN); |
| item.setText (ControlExample.getResourceString("Drop_Down")); |
| item.setToolTipText("SWT.DROP_DOWN"); |
| item.addSelectionListener(new DropDownSelectionListener()); |
| |
| /* |
| * Do not add the selection event for this drop down |
| * tool item. Without hooking the event, the drop down |
| * widget does nothing special when the drop down area |
| * is selected. |
| */ |
| } |
| |
| /** |
| * Creates the "Style" group. |
| */ |
| void createStyleGroup() { |
| super.createStyleGroup(); |
| |
| /* Create the extra widgets */ |
| horizontalButton = new Button (styleGroup, SWT.RADIO); |
| horizontalButton.setText ("SWT.HORIZONTAL"); |
| verticalButton = new Button (styleGroup, SWT.RADIO); |
| verticalButton.setText ("SWT.VERTICAL"); |
| flatButton = new Button (styleGroup, SWT.CHECK); |
| flatButton.setText ("SWT.FLAT"); |
| shadowOutButton = new Button (styleGroup, SWT.CHECK); |
| shadowOutButton.setText ("SWT.SHADOW_OUT"); |
| wrapButton = new Button (styleGroup, SWT.CHECK); |
| wrapButton.setText ("SWT.WRAP"); |
| rightButton = new Button (styleGroup, SWT.CHECK); |
| rightButton.setText ("SWT.RIGHT"); |
| borderButton = new Button (styleGroup, SWT.CHECK); |
| borderButton.setText ("SWT.BORDER"); |
| } |
| |
| void disposeExampleWidgets () { |
| super.disposeExampleWidgets (); |
| } |
| |
| /** |
| * Gets the "Example" widget children's items, if any. |
| * |
| * @return an array containing the example widget children's items |
| */ |
| Item [] getExampleWidgetItems () { |
| Item [] imageToolBarItems = imageToolBar.getItems(); |
| Item [] textToolBarItems = textToolBar.getItems(); |
| Item [] allItems = new Item [imageToolBarItems.length + textToolBarItems.length]; |
| System.arraycopy(imageToolBarItems, 0, allItems, 0, imageToolBarItems.length); |
| System.arraycopy(textToolBarItems, 0, allItems, imageToolBarItems.length, textToolBarItems.length); |
| return allItems; |
| } |
| |
| /** |
| * Gets the "Example" widget children. |
| */ |
| Control [] getExampleWidgets () { |
| return new Control [] {imageToolBar, textToolBar}; |
| } |
| |
| /** |
| * Gets the text for the tab folder item. |
| */ |
| String getTabText () { |
| return "ToolBar"; |
| } |
| |
| /** |
| * Sets the state of the "Example" widgets. |
| */ |
| void setExampleWidgetState () { |
| super.setExampleWidgetState (); |
| horizontalButton.setSelection ((imageToolBar.getStyle () & SWT.HORIZONTAL) != 0); |
| verticalButton.setSelection ((imageToolBar.getStyle () & SWT.VERTICAL) != 0); |
| flatButton.setSelection ((imageToolBar.getStyle () & SWT.FLAT) != 0); |
| wrapButton.setSelection ((imageToolBar.getStyle () & SWT.WRAP) != 0); |
| shadowOutButton.setSelection ((imageToolBar.getStyle () & SWT.SHADOW_OUT) != 0); |
| borderButton.setSelection ((imageToolBar.getStyle () & SWT.BORDER) != 0); |
| rightButton.setSelection ((imageToolBar.getStyle () & SWT.RIGHT) != 0); |
| } |
| |
| /** |
| * Listens to widgetSelected() events on SWT.DROP_DOWN type ToolItems |
| * and opens/closes a menu when appropriate. |
| */ |
| class DropDownSelectionListener extends SelectionAdapter { |
| private Menu menu = null; |
| private boolean visible = false; |
| |
| public void widgetSelected(SelectionEvent event) { |
| // Create the menu if it has not already been created |
| if (menu == null) { |
| // Lazy create the menu. |
| Shell shell = tabFolderPage.getShell(); |
| menu = new Menu(shell); |
| for (int i = 0; i < 9; ++i) { |
| final String text = ControlExample.getResourceString("DropDownData_" + i); |
| if (text.length() != 0) { |
| MenuItem menuItem = new MenuItem(menu, SWT.NONE); |
| menuItem.setText(text); |
| /* |
| * Add a menu selection listener so that the menu is hidden |
| * when the user selects an item from the drop down menu. |
| */ |
| menuItem.addSelectionListener(new SelectionAdapter() { |
| public void widgetSelected(SelectionEvent e) { |
| setMenuVisible(false); |
| } |
| }); |
| } else { |
| new MenuItem(menu, SWT.SEPARATOR); |
| } |
| } |
| } |
| |
| /** |
| * A selection event will be fired when a drop down tool |
| * item is selected in the main area and in the drop |
| * down arrow. Examine the event detail to determine |
| * where the widget was selected. |
| */ |
| if (event.detail == SWT.ARROW) { |
| /* |
| * The drop down arrow was selected. |
| */ |
| if (visible) { |
| // Hide the menu to give the Arrow the appearance of being a toggle button. |
| setMenuVisible(false); |
| } else { |
| // Position the menu below and vertically aligned with the the drop down tool button. |
| final ToolItem toolItem = (ToolItem) event.widget; |
| final ToolBar toolBar = toolItem.getParent(); |
| |
| Rectangle toolItemBounds = toolItem.getBounds(); |
| Point point = toolBar.toDisplay(new Point(toolItemBounds.x, toolItemBounds.y)); |
| menu.setLocation(point.x, point.y + toolItemBounds.height); |
| setMenuVisible(true); |
| } |
| } else { |
| /* |
| * Main area of drop down tool item selected. |
| * An application would invoke the code to perform the action for the tool item. |
| */ |
| } |
| } |
| private void setMenuVisible(boolean visible) { |
| menu.setVisible(visible); |
| this.visible = visible; |
| } |
| } |
| } |