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authorVeronika Irvine <veronika>2003-03-05 15:00:14 +0000
committerVeronika Irvine <veronika>2003-03-05 15:00:14 +0000
commit281dc95420976f0ffb0cbab0dc7e5e4a8f3ac547 (patch)
tree7682936f0fef30a163a6b92d96ef435e09c564c1 /bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Decorations.java
parent4d0b24a27232ff40c8169511178d0b60b9efdcc2 (diff)
downloadeclipse.platform.swt-281dc95420976f0ffb0cbab0dc7e5e4a8f3ac547.tar.gz
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diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Decorations.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Decorations.java
index 57b650e9a6..a6bb057931 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Decorations.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Decorations.java
@@ -1,554 +1,554 @@
-package org.eclipse.swt.widgets;
-
-/*
+package org.eclipse.swt.widgets;
+
+/*
* Copyright (c) 2000, 2002 IBM Corp. All rights reserved.
* This file is 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
- */
-
-import org.eclipse.swt.*;
-import org.eclipse.swt.internal.gtk.*;
-import org.eclipse.swt.graphics.*;
-
-/**
- * Instances of this class provide the appearance and
- * behavior of <code>Shells</code>, but are not top
- * level shells or dialogs. Class <code>Shell</code>
- * shares a significant amount of code with this class,
- * and is a subclass.
- * <p>
- * Instances are always displayed in one of the maximized,
- * minimized or normal states:
- * <ul>
- * <li>
- * When an instance is marked as <em>maximized</em>, the
- * window manager will typically resize it to fill the
- * entire visible area of the display, and the instance
- * is usually put in a state where it can not be resized
- * (even if it has style <code>RESIZE</code>) until it is
- * no longer maximized.
- * </li><li>
- * When an instance is in the <em>normal</em> state (neither
- * maximized or minimized), its appearance is controlled by
- * the style constants which were specified when it was created
- * and the restrictions of the window manager (see below).
- * </li><li>
- * When an instance has been marked as <em>minimized</em>,
- * its contents (client area) will usually not be visible,
- * and depending on the window manager, it may be
- * "iconified" (that is, replaced on the desktop by a small
- * simplified representation of itself), relocated to a
- * distinguished area of the screen, or hidden. Combinations
- * of these changes are also possible.
- * </li>
- * </ul>
- * </p>
- * Note: The styles supported by this class must be treated
- * as <em>HINT</em>s, since the window manager for the
- * desktop on which the instance is visible has ultimate
- * control over the appearance and behavior of decorations.
- * For example, some window managers only support resizable
- * windows and will always assume the RESIZE style, even if
- * it is not set.
- * <dl>
- * <dt><b>Styles:</b></dt>
- * <dd>BORDER, CLOSE, MIN, MAX, NO_TRIM, RESIZE, TITLE, ON_TOP, TOOL</dd>
- * <dt><b>Events:</b></dt>
- * <dd>(none)</dd>
- * </dl>
- * Class <code>SWT</code> provides two "convenience constants"
- * for the most commonly required style combinations:
- * <dl>
- * <dt><code>SHELL_TRIM</code></dt>
- * <dd>
- * the result of combining the constants which are required
- * to produce a typical application top level shell: (that
- * is, <code>CLOSE | TITLE | MIN | MAX | RESIZE</code>)
- * </dd>
- * <dt><code>DIALOG_TRIM</code></dt>
- * <dd>
- * the result of combining the constants which are required
- * to produce a typical application dialog shell: (that
- * is, <code>TITLE | CLOSE | BORDER</code>)
- * </dd>
- * </dl>
- * <p>
- * IMPORTANT: This class is intended to be subclassed <em>only</em>
- * within the SWT implementation.
- * </p>
- *
- * @see #getMinimized
- * @see #getMaximized
- * @see Shell
- * @see SWT
+ * http://www.eclipse.org/legal/cpl-v10.html
*/
-public class Decorations extends Canvas {
- String text;
- Image image;
- boolean minimized, maximized;
- Menu menuBar;
- Menu [] menus;
- Control savedFocus;
- Button defaultButton, saveDefault;
- int accelGroup;
-
-Decorations () {
- /* Do nothing */
-}
-
-/**
- * Constructs a new instance of this class given its parent
- * and a style value describing its behavior and appearance.
- * <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#BORDER
- * @see SWT#CLOSE
- * @see SWT#MIN
- * @see SWT#MAX
- * @see SWT#RESIZE
- * @see SWT#TITLE
- * @see SWT#NO_TRIM
- * @see SWT#SHELL_TRIM
- * @see SWT#DIALOG_TRIM
- * @see SWT#ON_TOP
- * @see SWT#TOOL
- * @see Widget#checkSubclass
- * @see Widget#getStyle
+
+import org.eclipse.swt.*;
+import org.eclipse.swt.internal.gtk.*;
+import org.eclipse.swt.graphics.*;
+
+/**
+ * Instances of this class provide the appearance and
+ * behavior of <code>Shells</code>, but are not top
+ * level shells or dialogs. Class <code>Shell</code>
+ * shares a significant amount of code with this class,
+ * and is a subclass.
+ * <p>
+ * Instances are always displayed in one of the maximized,
+ * minimized or normal states:
+ * <ul>
+ * <li>
+ * When an instance is marked as <em>maximized</em>, the
+ * window manager will typically resize it to fill the
+ * entire visible area of the display, and the instance
+ * is usually put in a state where it can not be resized
+ * (even if it has style <code>RESIZE</code>) until it is
+ * no longer maximized.
+ * </li><li>
+ * When an instance is in the <em>normal</em> state (neither
+ * maximized or minimized), its appearance is controlled by
+ * the style constants which were specified when it was created
+ * and the restrictions of the window manager (see below).
+ * </li><li>
+ * When an instance has been marked as <em>minimized</em>,
+ * its contents (client area) will usually not be visible,
+ * and depending on the window manager, it may be
+ * "iconified" (that is, replaced on the desktop by a small
+ * simplified representation of itself), relocated to a
+ * distinguished area of the screen, or hidden. Combinations
+ * of these changes are also possible.
+ * </li>
+ * </ul>
+ * </p>
+ * Note: The styles supported by this class must be treated
+ * as <em>HINT</em>s, since the window manager for the
+ * desktop on which the instance is visible has ultimate
+ * control over the appearance and behavior of decorations.
+ * For example, some window managers only support resizable
+ * windows and will always assume the RESIZE style, even if
+ * it is not set.
+ * <dl>
+ * <dt><b>Styles:</b></dt>
+ * <dd>BORDER, CLOSE, MIN, MAX, NO_TRIM, RESIZE, TITLE, ON_TOP, TOOL</dd>
+ * <dt><b>Events:</b></dt>
+ * <dd>(none)</dd>
+ * </dl>
+ * Class <code>SWT</code> provides two "convenience constants"
+ * for the most commonly required style combinations:
+ * <dl>
+ * <dt><code>SHELL_TRIM</code></dt>
+ * <dd>
+ * the result of combining the constants which are required
+ * to produce a typical application top level shell: (that
+ * is, <code>CLOSE | TITLE | MIN | MAX | RESIZE</code>)
+ * </dd>
+ * <dt><code>DIALOG_TRIM</code></dt>
+ * <dd>
+ * the result of combining the constants which are required
+ * to produce a typical application dialog shell: (that
+ * is, <code>TITLE | CLOSE | BORDER</code>)
+ * </dd>
+ * </dl>
+ * <p>
+ * IMPORTANT: This class is intended to be subclassed <em>only</em>
+ * within the SWT implementation.
+ * </p>
+ *
+ * @see #getMinimized
+ * @see #getMaximized
+ * @see Shell
+ * @see SWT
*/
-public Decorations (Composite parent, int style) {
- super (parent, checkStyle (style));
-}
-
-static int checkStyle (int style) {
- if ((style & (SWT.MENU | SWT.MIN | SWT.MAX | SWT.CLOSE)) != 0) {
- style |= SWT.TITLE;
- }
- return style;
-}
-
-void add (Menu menu) {
- if (menus == null) menus = new Menu [4];
- for (int i=0; i<menus.length; i++) {
- if (menus [i] == null) {
- menus [i] = menu;
- return;
- }
- }
- Menu [] newMenus = new Menu [menus.length + 4];
- newMenus [menus.length] = menu;
- System.arraycopy (menus, 0, newMenus, 0, menus.length);
- menus = newMenus;
-}
-
-Control computeTabGroup () {
- return this;
-}
-
-Control computeTabRoot () {
- return this;
-}
-
-void createAccelGroup () {
- if (accelGroup != 0) return;
- accelGroup = OS.gtk_accel_group_new ();
- if (accelGroup == 0) SWT.error (SWT.ERROR_NO_HANDLES);
- //FIXME - what should we do for Decorations
- int shellHandle = topHandle ();
- OS.gtk_window_add_accel_group (shellHandle, accelGroup);
-}
-
-void createWidget (int index) {
- super.createWidget (index);
- text = "";
-}
-
-void destroyAccelGroup () {
- if (accelGroup == 0) return;
- int shellHandle = topHandle ();
- OS.gtk_window_remove_accel_group (shellHandle, accelGroup);
- //TEMPORARY CODE
-// OS.g_object_unref (accelGroup);
- accelGroup = 0;
-}
-
-/**
- * Returns the receiver's default button if one had
- * previously been set, otherwise returns null.
- *
- * @return the default button 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>
- *
- * @see #setDefaultButton
+public class Decorations extends Canvas {
+ String text;
+ Image image;
+ boolean minimized, maximized;
+ Menu menuBar;
+ Menu [] menus;
+ Control savedFocus;
+ Button defaultButton, saveDefault;
+ int accelGroup;
+
+Decorations () {
+ /* Do nothing */
+}
+
+/**
+ * Constructs a new instance of this class given its parent
+ * and a style value describing its behavior and appearance.
+ * <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#BORDER
+ * @see SWT#CLOSE
+ * @see SWT#MIN
+ * @see SWT#MAX
+ * @see SWT#RESIZE
+ * @see SWT#TITLE
+ * @see SWT#NO_TRIM
+ * @see SWT#SHELL_TRIM
+ * @see SWT#DIALOG_TRIM
+ * @see SWT#ON_TOP
+ * @see SWT#TOOL
+ * @see Widget#checkSubclass
+ * @see Widget#getStyle
*/
-public Button getDefaultButton () {
- checkWidget();
- return defaultButton != null ? defaultButton : saveDefault;
-}
-
-/**
- * Returns the receiver's image if it had previously been
- * set using <code>setImage()</code>. The image is typically
- * displayed by the window manager when the instance is
- * marked as iconified, and may also be displayed somewhere
- * in the trim when the instance is in normal or maximized
- * states.
- * <p>
- * Note: This method will return null if called before
- * <code>setImage()</code> is called. It does not provide
- * access to a window manager provided, "default" image
- * even if one exists.
- * </p>
- *
- * @return the 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 Decorations (Composite parent, int style) {
+ super (parent, checkStyle (style));
+}
+
+static int checkStyle (int style) {
+ if ((style & (SWT.MENU | SWT.MIN | SWT.MAX | SWT.CLOSE)) != 0) {
+ style |= SWT.TITLE;
+ }
+ return style;
+}
+
+void add (Menu menu) {
+ if (menus == null) menus = new Menu [4];
+ for (int i=0; i<menus.length; i++) {
+ if (menus [i] == null) {
+ menus [i] = menu;
+ return;
+ }
+ }
+ Menu [] newMenus = new Menu [menus.length + 4];
+ newMenus [menus.length] = menu;
+ System.arraycopy (menus, 0, newMenus, 0, menus.length);
+ menus = newMenus;
+}
+
+Control computeTabGroup () {
+ return this;
+}
+
+Control computeTabRoot () {
+ return this;
+}
+
+void createAccelGroup () {
+ if (accelGroup != 0) return;
+ accelGroup = OS.gtk_accel_group_new ();
+ if (accelGroup == 0) SWT.error (SWT.ERROR_NO_HANDLES);
+ //FIXME - what should we do for Decorations
+ int shellHandle = topHandle ();
+ OS.gtk_window_add_accel_group (shellHandle, accelGroup);
+}
+
+void createWidget (int index) {
+ super.createWidget (index);
+ text = "";
+}
+
+void destroyAccelGroup () {
+ if (accelGroup == 0) return;
+ int shellHandle = topHandle ();
+ OS.gtk_window_remove_accel_group (shellHandle, accelGroup);
+ //TEMPORARY CODE
+// OS.g_object_unref (accelGroup);
+ accelGroup = 0;
+}
+
+/**
+ * Returns the receiver's default button if one had
+ * previously been set, otherwise returns null.
+ *
+ * @return the default button 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>
+ *
+ * @see #setDefaultButton
*/
-public Image getImage () {
- checkWidget();
- return image;
-}
-
-/**
- * Returns <code>true</code> if the receiver is currently
- * maximized, and false otherwise.
- * <p>
- *
- * @return the maximized 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 #setMaximized
+public Button getDefaultButton () {
+ checkWidget();
+ return defaultButton != null ? defaultButton : saveDefault;
+}
+
+/**
+ * Returns the receiver's image if it had previously been
+ * set using <code>setImage()</code>. The image is typically
+ * displayed by the window manager when the instance is
+ * marked as iconified, and may also be displayed somewhere
+ * in the trim when the instance is in normal or maximized
+ * states.
+ * <p>
+ * Note: This method will return null if called before
+ * <code>setImage()</code> is called. It does not provide
+ * access to a window manager provided, "default" image
+ * even if one exists.
+ * </p>
+ *
+ * @return the 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 boolean getMaximized () {
- checkWidget();
- return maximized;
-}
-
-/**
- * Returns the receiver's menu bar if one had previously
- * been set, otherwise returns null.
- *
- * @return the menu bar 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 Image getImage () {
+ checkWidget();
+ return image;
+}
+
+/**
+ * Returns <code>true</code> if the receiver is currently
+ * maximized, and false otherwise.
+ * <p>
+ *
+ * @return the maximized 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 #setMaximized
*/
-public Menu getMenuBar () {
- checkWidget();
- return menuBar;
-}
-
-/**
- * Returns <code>true</code> if the receiver is currently
- * minimized, and false otherwise.
- * <p>
- *
- * @return the minimized 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 #setMinimized
+public boolean getMaximized () {
+ checkWidget();
+ return maximized;
+}
+
+/**
+ * Returns the receiver's menu bar if one had previously
+ * been set, otherwise returns null.
+ *
+ * @return the menu bar 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 boolean getMinimized () {
- checkWidget();
- return minimized;
-}
-
-String getNameText () {
- return getText ();
-}
-
-/**
- * Returns the receiver's text, which is the string that the
- * window manager will typically display as the receiver's
- * <em>title</em>. If the text has not previously been set,
- * returns an empty string.
- *
- * @return the 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 Menu getMenuBar () {
+ checkWidget();
+ return menuBar;
+}
+
+/**
+ * Returns <code>true</code> if the receiver is currently
+ * minimized, and false otherwise.
+ * <p>
+ *
+ * @return the minimized 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 #setMinimized
*/
-public String getText () {
- checkWidget();
- return text;
-}
-
-boolean isTabGroup () {
- return true;
-}
-
-boolean isTabItem () {
- return false;
-}
-
-Decorations menuShell () {
- return this;
-}
-
-void remove (Menu menu) {
- if (menus == null) return;
- for (int i=0; i<menus.length; i++) {
- if (menus [i] == menu) {
- menus [i] = null;
- return;
- }
- }
-}
-
-void releaseWidget () {
- if (menuBar != null) menuBar.releaseResources ();
- menuBar = null;
- if (menus != null) {
- for (int i=0; i<menus.length; i++) {
- Menu menu = menus [i];
- if (menu != null && !menu.isDisposed ()) {
- menu.dispose ();
- }
- }
- }
- menus = null;
- super.releaseWidget ();
- image = null;
-}
-
-boolean restoreFocus () {
- if (savedFocus != null && savedFocus.isDisposed ()) savedFocus = null;
- boolean restored = savedFocus != null && savedFocus.setFocus ();
- savedFocus = null;
- /*
- * This code is intentionally commented. When no widget
- * has been given focus, some platforms give focus to the
- * default button. Motif doesn't do this.
- */
-// if (restored) return true;
-// if (defaultButton != null && !defaultButton.isDisposed ()) {
-// if (defaultButton.setFocus ()) return true;
-// }
-// return false;
- return restored;
-}
-
-/**
- * If the argument is not null, sets the receiver's default
- * button to the argument, and if the argument is null, sets
- * the receiver's default button to the first button which
- * was set as the receiver's default button (called the
- * <em>saved default button</em>). If no default button had
- * previously been set, or the saved default button was
- * disposed, the receiver's default button will be set to
- * null.
- *
- * @param the new default button
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_INVALID_ARGUMENT - if the button 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 boolean getMinimized () {
+ checkWidget();
+ return minimized;
+}
+
+String getNameText () {
+ return getText ();
+}
+
+/**
+ * Returns the receiver's text, which is the string that the
+ * window manager will typically display as the receiver's
+ * <em>title</em>. If the text has not previously been set,
+ * returns an empty string.
+ *
+ * @return the 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 void setDefaultButton (Button button) {
- checkWidget();
- int buttonHandle = 0;
- if (button != null) {
- if (button.isDisposed ()) error (SWT.ERROR_INVALID_ARGUMENT);
- buttonHandle = button.handle;
- }
- saveDefault = defaultButton = button;
- OS.gtk_window_set_default (topHandle (), buttonHandle);
-}
-
-/**
- * Sets the receiver's image to the argument, which may
- * be null. The image is typically displayed by the window
- * manager when the instance is marked as iconified, and
- * may also be displayed somewhere in the trim when the
- * instance is in normal or maximized states.
- *
- * @param image the new image (or 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 String getText () {
+ checkWidget();
+ return text;
+}
+
+boolean isTabGroup () {
+ return true;
+}
+
+boolean isTabItem () {
+ return false;
+}
+
+Decorations menuShell () {
+ return this;
+}
+
+void remove (Menu menu) {
+ if (menus == null) return;
+ for (int i=0; i<menus.length; i++) {
+ if (menus [i] == menu) {
+ menus [i] = null;
+ return;
+ }
+ }
+}
+
+void releaseWidget () {
+ if (menuBar != null) menuBar.releaseResources ();
+ menuBar = null;
+ if (menus != null) {
+ for (int i=0; i<menus.length; i++) {
+ Menu menu = menus [i];
+ if (menu != null && !menu.isDisposed ()) {
+ menu.dispose ();
+ }
+ }
+ }
+ menus = null;
+ super.releaseWidget ();
+ image = null;
+}
+
+boolean restoreFocus () {
+ if (savedFocus != null && savedFocus.isDisposed ()) savedFocus = null;
+ boolean restored = savedFocus != null && savedFocus.setFocus ();
+ savedFocus = null;
+ /*
+ * This code is intentionally commented. When no widget
+ * has been given focus, some platforms give focus to the
+ * default button. Motif doesn't do this.
+ */
+// if (restored) return true;
+// if (defaultButton != null && !defaultButton.isDisposed ()) {
+// if (defaultButton.setFocus ()) return true;
+// }
+// return false;
+ return restored;
+}
+
+/**
+ * If the argument is not null, sets the receiver's default
+ * button to the argument, and if the argument is null, sets
+ * the receiver's default button to the first button which
+ * was set as the receiver's default button (called the
+ * <em>saved default button</em>). If no default button had
+ * previously been set, or the saved default button was
+ * disposed, the receiver's default button will be set to
+ * null.
+ *
+ * @param the new default button
+ *
+ * @exception IllegalArgumentException <ul>
+ * <li>ERROR_INVALID_ARGUMENT - if the button 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 setImage (Image image) {
- checkWidget();
- this.image = image;
- int pixmap = 0, mask = 0;
- if (image != null) {
- pixmap = image.pixmap;
- mask = image.mask;
- }
- int window = OS.GTK_WIDGET_WINDOW(topHandle());
- OS.gdk_window_set_icon (window, 0, pixmap, mask);
-}
-
-/**
- * Sets the maximized state of the receiver.
- * If the argument is <code>true</code> causes the receiver
- * to switch to the maximized state, and if the argument is
- * <code>false</code> and the receiver was previously maximized,
- * causes the receiver to switch back to either the minimized
- * or normal states.
- * <p>
- * Note: The result of intermixing calls to<code>setMaximized(true)</code>
- * and <code>setMinimized(true)</code> will vary by platform. Typically,
- * the behavior will match the platform user's expectations, but not
- * always. This should be avoided if possible.
- * </p>
- *
- * @param the new maximized 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 #setMinimized
+public void setDefaultButton (Button button) {
+ checkWidget();
+ int buttonHandle = 0;
+ if (button != null) {
+ if (button.isDisposed ()) error (SWT.ERROR_INVALID_ARGUMENT);
+ buttonHandle = button.handle;
+ }
+ saveDefault = defaultButton = button;
+ OS.gtk_window_set_default (topHandle (), buttonHandle);
+}
+
+/**
+ * Sets the receiver's image to the argument, which may
+ * be null. The image is typically displayed by the window
+ * manager when the instance is marked as iconified, and
+ * may also be displayed somewhere in the trim when the
+ * instance is in normal or maximized states.
+ *
+ * @param image the new image (or 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 setMaximized (boolean maximized) {
- checkWidget();
- this.maximized = maximized;
-}
-
-/**
- * Sets the receiver's menu bar to the argument, which
- * may be null.
- *
- * @param menu the new menu bar
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_INVALID_ARGUMENT - if the menu has been disposed</li>
- * <li>ERROR_INVALID_PARENT - if the menu 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 setImage (Image image) {
+ checkWidget();
+ this.image = image;
+ int pixmap = 0, mask = 0;
+ if (image != null) {
+ pixmap = image.pixmap;
+ mask = image.mask;
+ }
+ int window = OS.GTK_WIDGET_WINDOW(topHandle());
+ OS.gdk_window_set_icon (window, 0, pixmap, mask);
+}
+
+/**
+ * Sets the maximized state of the receiver.
+ * If the argument is <code>true</code> causes the receiver
+ * to switch to the maximized state, and if the argument is
+ * <code>false</code> and the receiver was previously maximized,
+ * causes the receiver to switch back to either the minimized
+ * or normal states.
+ * <p>
+ * Note: The result of intermixing calls to<code>setMaximized(true)</code>
+ * and <code>setMinimized(true)</code> will vary by platform. Typically,
+ * the behavior will match the platform user's expectations, but not
+ * always. This should be avoided if possible.
+ * </p>
+ *
+ * @param the new maximized 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 #setMinimized
*/
-public void setMenuBar (Menu menu) {
- checkWidget();
- if (menuBar == menu) return;
- if (menu != null) {
- if ((menu.style & SWT.BAR) == 0) error (SWT.ERROR_MENU_NOT_BAR);
- if (menu.parent != this) error (SWT.ERROR_INVALID_PARENT);
- }
- menuBar = menu;
-}
-
-/**
- * Sets the minimized stated of the receiver.
- * If the argument is <code>true</code> causes the receiver
- * to switch to the minimized state, and if the argument is
- * <code>false</code> and the receiver was previously minimized,
- * causes the receiver to switch back to either the maximized
- * or normal states.
- * <p>
- * Note: The result of intermixing calls to<code>setMaximized(true)</code>
- * and <code>setMinimized(true)</code> will vary by platform. Typically,
- * the behavior will match the platform user's expectations, but not
- * always. This should be avoided if possible.
- * </p>
- *
- * @param the new maximized 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 #setMaximized
+public void setMaximized (boolean maximized) {
+ checkWidget();
+ this.maximized = maximized;
+}
+
+/**
+ * Sets the receiver's menu bar to the argument, which
+ * may be null.
+ *
+ * @param menu the new menu bar
+ *
+ * @exception IllegalArgumentException <ul>
+ * <li>ERROR_INVALID_ARGUMENT - if the menu has been disposed</li>
+ * <li>ERROR_INVALID_PARENT - if the menu 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 setMinimized (boolean minimized) {
- checkWidget();
- this.minimized = minimized;
-}
-
-void setSavedFocus (Control control) {
- if (this == control) return;
- savedFocus = control;
-}
-
-/**
- * Sets the receiver's text, which is the string that the
- * window manager will typically display as the receiver's
- * <em>title</em>, to the argument, which may not be null.
- *
- * @param text the new text
- *
- * @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>
+public void setMenuBar (Menu menu) {
+ checkWidget();
+ if (menuBar == menu) return;
+ if (menu != null) {
+ if ((menu.style & SWT.BAR) == 0) error (SWT.ERROR_MENU_NOT_BAR);
+ if (menu.parent != this) error (SWT.ERROR_INVALID_PARENT);
+ }
+ menuBar = menu;
+}
+
+/**
+ * Sets the minimized stated of the receiver.
+ * If the argument is <code>true</code> causes the receiver
+ * to switch to the minimized state, and if the argument is
+ * <code>false</code> and the receiver was previously minimized,
+ * causes the receiver to switch back to either the maximized
+ * or normal states.
+ * <p>
+ * Note: The result of intermixing calls to<code>setMaximized(true)</code>
+ * and <code>setMinimized(true)</code> will vary by platform. Typically,
+ * the behavior will match the platform user's expectations, but not
+ * always. This should be avoided if possible.
+ * </p>
+ *
+ * @param the new maximized 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 #setMaximized
*/
-public void setText (String string) {
- checkWidget();
- if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
- text = string;
-}
-
-boolean traverseItem (boolean next) {
- return false;
-}
-
-boolean traverseReturn () {
- Button button = defaultButton != null ? defaultButton: saveDefault;
- if (button == null || button.isDisposed ()) return false;
- /*
- * Bug in GTK. When a default button that is disabled is
- * activated using the Enter key, GTK GP's. The fix is to
- * detect this case and stop GTK from processing the Enter
- * key.
- */
- if (!button.isVisible () || !button.isEnabled ()) return true;
- int shellHandle = _getShell ().topHandle ();
- return OS.gtk_window_activate_default (shellHandle);
-}
-
-}
+public void setMinimized (boolean minimized) {
+ checkWidget();
+ this.minimized = minimized;
+}
+
+void setSavedFocus (Control control) {
+ if (this == control) return;
+ savedFocus = control;
+}
+
+/**
+ * Sets the receiver's text, which is the string that the
+ * window manager will typically display as the receiver's
+ * <em>title</em>, to the argument, which may not be null.
+ *
+ * @param text the new text
+ *
+ * @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>
+ */
+public void setText (String string) {
+ checkWidget();
+ if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
+ text = string;
+}
+
+boolean traverseItem (boolean next) {
+ return false;
+}
+
+boolean traverseReturn () {
+ Button button = defaultButton != null ? defaultButton: saveDefault;
+ if (button == null || button.isDisposed ()) return false;
+ /*
+ * Bug in GTK. When a default button that is disabled is
+ * activated using the Enter key, GTK GP's. The fix is to
+ * detect this case and stop GTK from processing the Enter
+ * key.
+ */
+ if (!button.isVisible () || !button.isEnabled ()) return true;
+ int shellHandle = _getShell ().topHandle ();
+ return OS.gtk_window_activate_default (shellHandle);
+}
+
+}