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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/ToolItem.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/ToolItem.java | 981 |
1 files changed, 0 insertions, 981 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/ToolItem.java b/bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/ToolItem.java deleted file mode 100644 index 64f62f9676..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/ToolItem.java +++ /dev/null @@ -1,981 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2008 IBM Corporation and others. - * Portion Copyright (c) 2009-2010 compeople AG (http://www.compeople.de). - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - * Compeople AG - QtJambi/Qt based implementation for Windows/Mac OS X/Linux - *******************************************************************************/ -package org.eclipse.swt.widgets; - -import com.trolltech.qt.core.QRect; -import com.trolltech.qt.core.Qt.ContextMenuPolicy; -import com.trolltech.qt.core.Qt.MouseButton; -import com.trolltech.qt.gui.QAction; -import com.trolltech.qt.gui.QIcon; -import com.trolltech.qt.gui.QMouseEvent; -import com.trolltech.qt.gui.QStyle; -import com.trolltech.qt.gui.QStyleOptionToolButton; -import com.trolltech.qt.gui.QToolBar; -import com.trolltech.qt.gui.QToolButton; -import com.trolltech.qt.gui.QWidget; -import com.trolltech.qt.gui.QIcon.Mode; -import com.trolltech.qt.gui.QStyle.ComplexControl; -import com.trolltech.qt.gui.QToolButton.ToolButtonPopupMode; - -import org.eclipse.swt.SWT; -import org.eclipse.swt.SWTException; -import org.eclipse.swt.events.SelectionEvent; -import org.eclipse.swt.events.SelectionListener; -import org.eclipse.swt.graphics.Image; -import org.eclipse.swt.graphics.Rectangle; -import org.eclipse.swt.internal.qt.QtSWTConverter; - -/** - * Instances of this class represent a selectable user interface object that - * represents a button in a tool bar. - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>PUSH, CHECK, RADIO, SEPARATOR, DROP_DOWN</dd> - * <dt><b>Events:</b></dt> - * <dd>Selection</dd> - * </dl> - * <p> - * Note: Only one of the styles CHECK, PUSH, RADIO, SEPARATOR and DROP_DOWN may - * be specified. - * </p> - * <p> - * IMPORTANT: This class is <em>not</em> intended to be subclassed. - * </p> - * - * @see <a href="http://www.eclipse.org/swt/snippets/#toolbar">ToolBar, ToolItem - * snippets</a> - * @see <a href="http://www.eclipse.org/swt/">Sample code and further - * information</a> - * @noextend This class is not intended to be subclassed by clients. - */ -public class ToolItem extends Item { - private ToolBar parent; - private Control control; - private Image disabledImage, hotImage; - private QAction action; - - /** - * Constructs a new instance of this class given its parent (which must be a - * <code>ToolBar</code>) and a style value describing its behavior and - * appearance. The item is added to the end of the items maintained by its - * parent. - * <p> - * The style value is either one of the style constants defined in class - * <code>SWT</code> which is applicable to instances of this class, or must - * be built by <em>bitwise OR</em>'ing together (that is, using the - * <code>int</code> "|" operator) two or more of those <code>SWT</code> - * style constants. The class description lists the style constants that are - * applicable to the class. Style bits are also inherited from superclasses. - * </p> - * - * @param parent - * a composite control which will be the parent of the new - * instance (cannot be null) - * @param style - * the style of control to construct - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the parent</li> - * <li>ERROR_INVALID_SUBCLASS - if this class is not an - * allowed subclass</li> - * </ul> - * - * @see SWT#PUSH - * @see SWT#CHECK - * @see SWT#RADIO - * @see SWT#SEPARATOR - * @see SWT#DROP_DOWN - * @see Widget#checkSubclass - * @see Widget#getStyle - */ - public ToolItem(ToolBar parent, int style) { - this(parent, style, -1); - } - - /** - * Constructs a new instance of this class given its parent (which must be a - * <code>ToolBar</code>), a style value describing its behavior and - * appearance, and the index at which to place it in the items maintained by - * its parent. - * <p> - * The style value is either one of the style constants defined in class - * <code>SWT</code> which is applicable to instances of this class, or must - * be built by <em>bitwise OR</em>'ing together (that is, using the - * <code>int</code> "|" operator) two or more of those <code>SWT</code> - * style constants. The class description lists the style constants that are - * applicable to the class. Style bits are also inherited from superclasses. - * </p> - * - * @param parent - * a composite control which will be the parent of the new - * instance (cannot be null) - * @param style - * the style of control to construct - * @param index - * the zero-relative index to store the receiver in its parent - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 - * and the number of elements in the parent (inclusive)</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the parent</li> - * <li>ERROR_INVALID_SUBCLASS - if this class is not an - * allowed subclass</li> - * </ul> - * - * @see SWT#PUSH - * @see SWT#CHECK - * @see SWT#RADIO - * @see SWT#SEPARATOR - * @see SWT#DROP_DOWN - * @see Widget#checkSubclass - * @see Widget#getStyle - */ - public ToolItem(ToolBar parent, int style, int index) { - super(parent, checkStyle(style)); - this.parent = parent; - action = createAndAddAction(style, index); - connectSignals(action); - } - - protected QAction createAndAddAction(int style, int index) { - QAction action; - int bits = SWT.CHECK | SWT.RADIO | SWT.PUSH | SWT.SEPARATOR | SWT.DROP_DOWN; - switch (style & bits) { - case SWT.SEPARATOR: - action = createAndAddSeparator(index); - break; - case SWT.DROP_DOWN: - action = createAndAddDropdownButton(index); - break; - case SWT.RADIO: - // if ( parent.actionGroup == null ) { - // parent.actionGroup = new QActionGroup( parent.getQtControl() - // ); - // if ( ( parent.style & SWT.NO_RADIO_GROUP ) != 0 ) { - // parent.actionGroup.setExclusive( false ); - // } - // } - // parent.actionGroup.addAction( action ); - case SWT.CHECK: - action = createAndAddCheckableAction(index); - break; - case SWT.PUSH: - default: - action = createAndAddAction(index); - break; - } - - display.addControl(action, this); - - QWidget toolWidget = getQToolBar().widgetForAction(action); - toolWidget.setContextMenuPolicy(ContextMenuPolicy.NoContextMenu); - display.addControl(toolWidget, this); - - return action; - } - - private QAction createAndAddSeparator(int index) { - QAction action = createAction(); - action.setSeparator(true); - addToToolbar(action, index); - return action; - } - - private void addToToolbar(QAction action, int index) { - parent.addAction(action, index); - } - - private QAction createAction() { - return new QAction(parent.getQWidget()); - } - - private QAction createAndAddAction(int index) { - QAction action = createAction(); - addToToolbar(action, index); - return action; - } - - private QAction createAndAddCheckableAction(int index) { - QAction action = createAction(); - action.setCheckable(true); - addToToolbar(action, index); - return action; - } - - private QAction createAndAddDropdownButton(int index) { - MyToolButton button = new MyToolButton(parent.getQWidget()); - button.setPopupMode(ToolButtonPopupMode.MenuButtonPopup); - QAction action = parent.addWidget(button, index); - button.setDefaultAction(action); - return action; - } - - QAction getQAction() { - return action; - } - - QWidget getToolbarWidget() { - return getQToolBar().widgetForAction(action); - } - - QToolBar getQToolBar() { - return parent.getQToolBar(); - } - - protected void connectSignals(QAction action) { - action.triggered.connect(this, "sendTriggeredEvent()"); //$NON-NLS-1$ - action.hovered.connect(this, "sendHoveredEvent()"); //$NON-NLS-1$ - } - - protected void sendTriggeredEvent() { - Event event = new Event(); - sendEvent(SWT.Selection, event); - } - - protected void sendHoveredEvent() { - Event event = new Event(); - sendEvent(SWT.Arm, event); - } - - protected void sendShowDropDownEvent() { - Event event = new Event(); - event.detail = SWT.ARROW; - - Rectangle rect = getBounds(); - event.x = rect.x; - event.y = rect.y + rect.height; - - sendEvent(SWT.Selection, event); - } - - /** - * Adds the listener to the collection of listeners who will be notified - * when the control is selected by the user, by sending it one of the - * messages defined in the <code>SelectionListener</code> interface. - * <p> - * When <code>widgetSelected</code> is called when the mouse is over the - * arrow portion of a drop-down tool, the event object detail field contains - * the value <code>SWT.ARROW</code>. <code>widgetDefaultSelected</code> is - * not called. - * </p> - * - * @param listener - * the listener which should be notified when the control is - * selected by the user, - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - * - * @see SelectionListener - * @see #removeSelectionListener - * @see SelectionEvent - */ - public void addSelectionListener(SelectionListener listener) { - checkWidget(); - if (listener == null) { - error(SWT.ERROR_NULL_ARGUMENT); - } - TypedListener typedListener = new TypedListener(listener); - addListener(SWT.Selection, typedListener); - addListener(SWT.DefaultSelection, typedListener); - } - - static int checkStyle(int style) { - return checkBits(style, SWT.PUSH, SWT.CHECK, SWT.RADIO, SWT.SEPARATOR, SWT.DROP_DOWN, 0); - } - - @Override - protected void checkSubclass() { - if (!isValidSubclass()) { - error(SWT.ERROR_INVALID_SUBCLASS); - } - } - - void click(boolean dropDown) { - if (dropDown) { - sendShowDropDownEvent(); - } else { - getQAction().trigger(); - } - } - - @Override - void destroyWidget() { - QWidget toolWidget = parent.removeAction(action); - if (toolWidget != null) { - toolWidget.disconnect(); - display.removeControl(toolWidget); - } - super.destroyWidget(); - } - - /** - * Returns a rectangle describing the receiver's size and location relative - * to its parent. - * - * @return the receiver's bounding rectangle - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public Rectangle getBounds() { - checkWidget(); - return QtSWTConverter.convert(getQToolBar().actionGeometry(getQAction())); - } - - /** - * Returns the control that is used to fill the bounds of the item when the - * item is a <code>SEPARATOR</code>. - * - * @return the control - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public Control getControl() { - checkWidget(); - return control; - } - - boolean hasControl(Control control) { - return this.control == control; - } - - /** - * Returns the receiver's disabled image if it has one, or null if it does - * not. - * <p> - * The disabled image is displayed when the receiver is disabled. - * </p> - * - * @return the receiver's disabled image - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public Image getDisabledImage() { - checkWidget(); - return disabledImage; - } - - /** - * Returns the receiver's hot image if it has one, or null if it does not. - * <p> - * The hot image is displayed when the mouse enters the receiver. - * </p> - * - * @return the receiver's hot image - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public Image getHotImage() { - checkWidget(); - return hotImage; - } - - /** - * Returns the receiver's parent, which must be a <code>ToolBar</code>. - * - * @return the receiver's parent - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public ToolBar getParent() { - checkWidget(); - return parent; - } - - /** - * Returns <code>true</code> if the receiver is selected, and false - * otherwise. - * <p> - * When the receiver is of type <code>CHECK</code> or <code>RADIO</code>, it - * is selected when it is checked (which some platforms draw as a pushed in - * button). If the receiver is of any other type, this method returns false. - * </p> - * - * @return the selection state - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public boolean getSelection() { - checkWidget(); - return getQAction().isChecked(); - } - - /** - * Returns the receiver's tool tip text, or null if it has not been set. - * - * @return the receiver's tool tip text - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public String getToolTipText() { - checkWidget(); - return getQAction().toolTip(); - } - - /** - * Gets the width of the receiver. - * - * @return the width - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public int getWidth() { - checkWidget(); - return getQToolBar().actionGeometry(getQAction()).width(); - } - - /** - * Returns <code>true</code> if the receiver is enabled and all of the - * receiver's ancestors are enabled, and <code>false</code> otherwise. A - * disabled control is typically not selectable from the user interface and - * draws with an inactive or "grayed" look. - * - * @return the receiver's enabled state - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - * - * @see #getEnabled - */ - public boolean isEnabled() { - checkWidget(); - return getEnabled() && parent.isEnabled(); - } - - @Override - void releaseWidget() { - super.releaseWidget(); - control = null; - disabledImage = null; - hotImage = null; - } - - @Override - void releaseQWidget() { - super.releaseQWidget(); - parent.removeAction(action); - action = null; - parent = null; - } - - /** - * Removes the listener from the collection of listeners who will be - * notified when the control is selected by the user. - * - * @param listener - * the listener which should no longer be notified - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - * - * @see SelectionListener - * @see #addSelectionListener - */ - public void removeSelectionListener(SelectionListener listener) { - checkWidget(); - if (listener == null) { - error(SWT.ERROR_NULL_ARGUMENT); - } - if (eventTable == null) { - return; - } - eventTable.unhook(SWT.Selection, listener); - eventTable.unhook(SWT.DefaultSelection, listener); - } - - void resizeControl() { - if (control != null && !control.isDisposed()) { - /* - * Set the size and location of the control separately to minimize - * flashing in the case where the control does not resize to the - * size that was requested. This case can occur when the control is - * a combo box. - */ - Rectangle itemRect = getBounds(); - control.setSize(itemRect.width, itemRect.height); - Rectangle rect = control.getBounds(); - rect.x = itemRect.x + (itemRect.width - rect.width) / 2; - rect.y = itemRect.y + (itemRect.height - rect.height) / 2; - control.setLocation(rect.x, rect.y); - } - } - - void selectRadio() { - int index = 0; - ToolItem[] items = parent.getItems(); - while (index < items.length && items[index] != this) { - index++; - } - int i = index - 1; - while (i >= 0 && items[i].setRadioSelection(false)) { - --i; - } - int j = index + 1; - while (j < items.length && items[j].setRadioSelection(false)) { - j++; - } - setSelection(true); - } - - /** - * Sets the control that is used to fill the bounds of the item when the - * item is a <code>SEPARATOR</code>. - * - * @param control - * the new control - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_INVALID_ARGUMENT - if the control has been - * disposed</li> - * <li>ERROR_INVALID_PARENT - if the control is not in the - * same widget tree</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public void setControl(Control control) { - checkWidget(); - if (control != null) { - if (control.isDisposed()) { - error(SWT.ERROR_INVALID_ARGUMENT); - } - if (control.parent != parent) { - error(SWT.ERROR_INVALID_PARENT); - } - } - if ((style & SWT.SEPARATOR) == 0) { - return; - } - this.control = control; - QAction newAction = getQToolBar().insertWidget(getQAction(), control.getQWidget()); - getQToolBar().removeAction(getQAction()); - newAction.setEnabled(action.isEnabled()); - newAction.setText(action.text()); - newAction.setToolTip(action.toolTip()); - newAction.setChecked(action.isChecked()); - updateImages(); - action = newAction; - resizeControl(); - } - - /** - * Returns <code>true</code> if the receiver is enabled, and - * <code>false</code> otherwise. A disabled control is typically not - * selectable from the user interface and draws with an inactive or "grayed" - * look. - * - * @return the receiver's enabled state - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - * - * @see #isEnabled - */ - public boolean getEnabled() { - checkWidget(); - return getQAction().isEnabled(); - } - - /** - * Enables the receiver if the argument is <code>true</code>, and disables - * it otherwise. - * <p> - * A disabled control is typically not selectable from the user interface - * and draws with an inactive or "grayed" look. - * </p> - * - * @param enabled - * the new enabled state - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public void setEnabled(boolean enabled) { - checkWidget(); - getQAction().setEnabled(enabled); - } - - /** - * Sets the receiver's disabled image to the argument, which may be null - * indicating that no disabled image should be displayed. - * <p> - * The disabled image is displayed when the receiver is disabled. - * </p> - * - * @param image - * the disabled image to display on the receiver (may be null) - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_INVALID_ARGUMENT - if the image has been - * disposed</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public void setDisabledImage(Image image) { - checkWidget(); - if ((style & SWT.SEPARATOR) != 0) { - return; - } - if (image != null && image.isDisposed()) { - error(SWT.ERROR_INVALID_ARGUMENT); - } - disabledImage = image; - updateImages(); - } - - /** - * Sets the receiver's hot image to the argument, which may be null - * indicating that no hot image should be displayed. - * <p> - * The hot image is displayed when the mouse enters the receiver. - * </p> - * - * @param image - * the hot image to display on the receiver (may be null) - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_INVALID_ARGUMENT - if the image has been - * disposed</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public void setHotImage(Image image) { - checkWidget(); - if ((style & SWT.SEPARATOR) != 0) { - return; - } - if (image != null && image.isDisposed()) { - error(SWT.ERROR_INVALID_ARGUMENT); - } - hotImage = image; - updateImages(); - } - - @Override - public void setImage(Image image) { - checkWidget(); - if ((style & SWT.SEPARATOR) != 0) { - return; - } - if (image != null && image.isDisposed()) { - error(SWT.ERROR_INVALID_ARGUMENT); - } - super.setImage(image); - updateImages(); - } - - private void updateImages() { - if ((style & SWT.SEPARATOR) != 0) { - return; - } - - if (image == null && disabledImage == null && hotImage == null) { - getQAction().setIcon((QIcon) null); - return; - } - - QIcon icon = new QIcon(); - if (image != null) { - icon.addPixmap(image.getQPixmap()); - } - - if (disabledImage != null) { - icon.addPixmap(disabledImage.getQPixmap(), Mode.Disabled); - } - - if (hotImage != null) { - icon.addPixmap(hotImage.getQPixmap(), Mode.Selected); - } - getQAction().setIcon(icon); - } - - boolean setRadioSelection(boolean value) { - if ((style & SWT.RADIO) == 0) { - return false; - } - if (getSelection() != value) { - setSelection(value); - postEvent(SWT.Selection); - } - return true; - } - - /** - * Sets the selection state of the receiver. - * <p> - * When the receiver is of type <code>CHECK</code> or <code>RADIO</code>, it - * is selected when it is checked (which some platforms draw as a pushed in - * button). - * </p> - * - * @param selected - * the new selection state - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public void setSelection(boolean selected) { - checkWidget(); - if ((style & (SWT.CHECK | SWT.RADIO)) == 0) { - return; - } - getQAction().setChecked(selected); - } - - /** - * Sets the receiver's text. The string may include the mnemonic character. - * </p> - * <p> - * Mnemonics are indicated by an '&' that causes the next character to - * be the mnemonic. When the user presses a key sequence that matches the - * mnemonic, a selection event occurs. On most platforms, the mnemonic - * appears underlined but may be emphasised in a platform specific manner. - * The mnemonic indicator character '&' can be escaped by doubling it in - * the string, causing a single '&' to be displayed. - * </p> - * - * @param string - * the new text - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_NULL_ARGUMENT - if the text is null</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - @Override - public void setText(String string) { - checkWidget(); - if (string == null) { - error(SWT.ERROR_NULL_ARGUMENT); - } - if ((style & SWT.SEPARATOR) != 0) { - return; - } - if (string.equals(text)) { - return; - } - super.setText(string); - getQAction().setText(string); - } - - /** - * Sets the receiver's tool tip text to the argument, which may be null - * indicating that the default tool tip for the control will be shown. For a - * control that has a default tool tip, such as the Tree control on Windows, - * setting the tool tip text to an empty string replaces the default, - * causing no tool tip text to be shown. - * <p> - * The mnemonic indicator (character '&') is not displayed in a tool - * tip. To display a single '&' in the tool tip, the character '&' - * can be escaped by doubling it in the string. - * </p> - * - * @param string - * the new tool tip text (or null) - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public void setToolTipText(String string) { - checkWidget(); - getQAction().setToolTip(string); - } - - /** - * Sets the width of the receiver, for <code>SEPARATOR</code> ToolItems. - * - * @param width - * the new width - * - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - */ - public void setWidth(int width) { - checkWidget(); - if ((style & SWT.SEPARATOR) == 0) { - return; - } - if (width < 0) { - return; - } - QWidget widget = getQToolBar().widgetForAction(getQAction()); - widget.resize(width, widget.height()); - } - - @Override - public String toString() { - return getName() + "{text: " + getQAction().text() + ", tooltip: " + getQAction().toolTip() + "}"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ - } - - /** - * Subclassed QToolButton, to override drop down handling. We check for - * clicks on the arrow an the right side of the button and show our own - * drop-down menu, ignoring the default menu. - */ - private final class MyToolButton extends QToolButton { - public MyToolButton(QWidget parent) { - super(parent); - } - - @Override - protected void mousePressEvent(QMouseEvent e) { - if (MouseButton.LeftButton.equals(e.button()) && ToolButtonPopupMode.MenuButtonPopup.equals(popupMode())) { - QStyleOptionToolButton opt = new QStyleOptionToolButton(); - initStyleOption(opt); - QRect popupr = style().subControlRect(ComplexControl.CC_ToolButton, opt, - QStyle.SubControl.SC_ToolButtonMenu, this); - if (popupr.isValid() && popupr.contains(e.pos())) { - sendShowDropDownEvent(); - return; - } - } - super.mousePressEvent(e); - } - } - -} |