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authorFelipe Heidrich2009-06-30 22:00:12 +0000
committerFelipe Heidrich2009-06-30 22:00:12 +0000
commitf664d297f7bb009784868bf3fcf0b3e3bb9a646b (patch)
tree54012fe4929893eef4891c88cbbf5841272ff433 /bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/TabFolder.java
parentbc18a5e014088ce811f09c603b88361094486062 (diff)
downloadeclipse.platform.swt-f664d297f7bb009784868bf3fcf0b3e3bb9a646b.tar.gz
eclipse.platform.swt-f664d297f7bb009784868bf3fcf0b3e3bb9a646b.tar.xz
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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/TabFolder.java')
-rw-r--r--bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/TabFolder.java733
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diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/TabFolder.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/TabFolder.java
deleted file mode 100644
index 68ddc4b10b..0000000000
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/TabFolder.java
+++ /dev/null
@@ -1,733 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2000, 2009 IBM Corporation and others.
- * 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
- *******************************************************************************/
-package org.eclipse.swt.widgets;
-
-
-import org.eclipse.swt.*;
-import org.eclipse.swt.internal.gtk.*;
-import org.eclipse.swt.graphics.*;
-import org.eclipse.swt.events.*;
-
-/**
- * Instances of this class implement the notebook user interface
- * metaphor. It allows the user to select a notebook page from
- * set of pages.
- * <p>
- * The item children that may be added to instances of this class
- * must be of type <code>TabItem</code>.
- * <code>Control</code> children are created and then set into a
- * tab item using <code>TabItem#setControl</code>.
- * </p><p>
- * Note that although this class is a subclass of <code>Composite</code>,
- * it does not make sense to set a layout on it.
- * </p><p>
- * <dl>
- * <dt><b>Styles:</b></dt>
- * <dd>TOP, BOTTOM</dd>
- * <dt><b>Events:</b></dt>
- * <dd>Selection</dd>
- * </dl>
- * <p>
- * Note: Only one of the styles TOP and BOTTOM 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/#tabfolder">TabFolder, TabItem snippets</a>
- * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Example: ControlExample</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 TabFolder extends Composite {
- TabItem [] items;
- ImageList imageList;
-
-/**
- * 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
- * @see SWT#TOP
- * @see SWT#BOTTOM
- * @see Widget#checkSubclass
- * @see Widget#getStyle
- */
-public TabFolder (Composite parent, int style) {
- super (parent, checkStyle (style));
-}
-
-static int checkStyle (int style) {
- style = checkBits (style, SWT.TOP, SWT.BOTTOM, 0, 0, 0, 0);
- /*
- * Even though it is legal to create this widget
- * with scroll bars, they serve no useful purpose
- * because they do not automatically scroll the
- * widget's client area. The fix is to clear
- * the SWT style.
- */
- return style & ~(SWT.H_SCROLL | SWT.V_SCROLL);
-}
-
-protected void checkSubclass () {
- if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS);
-}
-
-int /*long*/ childStyle () {
- int /*long*/ rcStyle = OS.gtk_widget_get_modifier_style (handle);
- if ((OS.gtk_rc_style_get_color_flags (rcStyle, 0) & OS.GTK_RC_BG) != 0) return 0;
- OS.gtk_widget_realize (handle);
- return OS.gtk_widget_get_style (handle);
-}
-
-/**
- * Adds the listener to the collection of listeners who will
- * be notified when the user changes the receiver's selection, by sending
- * it one of the messages defined in the <code>SelectionListener</code>
- * interface.
- * <p>
- * When <code>widgetSelected</code> is called, the item field of the event object is valid.
- * <code>widgetDefaultSelected</code> is not called.
- * </p>
- *
- * @param listener the listener which should be notified when the user changes the receiver's selection
- *
- * @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);
-}
-
-int /*long*/ clientHandle () {
- int index = OS.gtk_notebook_get_current_page (handle);
- if (index != -1 && items [index] != null) {
- return items [index].pageHandle;
- }
- return handle;
-}
-
-public Point computeSize (int wHint, int hHint, boolean changed) {
- checkWidget ();
- Point size = super.computeSize (wHint, hHint, changed);
- if (wHint != SWT.DEFAULT && wHint < 0) wHint = 0;
- if (hHint != SWT.DEFAULT && hHint < 0) hHint = 0;
- boolean scrollable = OS.gtk_notebook_get_scrollable (handle);
- OS.gtk_notebook_set_scrollable (handle, false);
- Point notebookSize = computeNativeSize (handle, wHint, hHint, changed);
- OS.gtk_notebook_set_scrollable (handle, scrollable);
- size.x = Math.max (notebookSize.x, size.x);
- size.y = Math.max (notebookSize.y, size.y);
- return size;
-}
-
-public Rectangle computeTrim (int x, int y, int width, int height) {
- checkWidget();
- forceResize ();
- int /*long*/ clientHandle = clientHandle ();
- int clientX = OS.GTK_WIDGET_X (clientHandle);
- int clientY = OS.GTK_WIDGET_Y (clientHandle);
- x -= clientX;
- y -= clientY;
- width += clientX + clientX;
- if ((style & SWT.BOTTOM) != 0) {
- int parentHeight = OS.GTK_WIDGET_HEIGHT (handle);
- int clientHeight = OS.GTK_WIDGET_HEIGHT (clientHandle);
- height += parentHeight - clientHeight;
- } else {
- height += clientX + clientY;
- }
- return new Rectangle (x, y, width, height);
-}
-
-void createHandle (int index) {
- state |= HANDLE;
- fixedHandle = OS.g_object_new (display.gtk_fixed_get_type (), 0);
- if (fixedHandle == 0) error (SWT.ERROR_NO_HANDLES);
- OS.gtk_fixed_set_has_window (fixedHandle, true);
- handle = OS.gtk_notebook_new ();
- if (handle == 0) error (SWT.ERROR_NO_HANDLES);
- OS.gtk_container_add (fixedHandle, handle);
- OS.gtk_notebook_set_scrollable (handle, true);
- OS.gtk_notebook_set_show_tabs (handle, true);
- if ((style & SWT.BOTTOM) != 0) {
- OS.gtk_notebook_set_tab_pos (handle, OS.GTK_POS_BOTTOM);
- }
-}
-
-void createWidget (int index) {
- super.createWidget(index);
- items = new TabItem [4];
-}
-
-void createItem (TabItem item, int index) {
- int /*long*/ list = OS.gtk_container_get_children (handle);
- int itemCount = 0;
- if (list != 0) {
- itemCount = OS.g_list_length (list);
- OS.g_list_free (list);
- }
- if (!(0 <= index && index <= itemCount)) error (SWT.ERROR_INVALID_RANGE);
- if (itemCount == items.length) {
- TabItem [] newItems = new TabItem [items.length + 4];
- System.arraycopy (items, 0, newItems, 0, items.length);
- items = newItems;
- }
- int /*long*/ boxHandle = OS.gtk_hbox_new (false, 0);
- if (boxHandle == 0) error (SWT.ERROR_NO_HANDLES);
- int /*long*/ labelHandle = OS.gtk_label_new_with_mnemonic (null);
- if (labelHandle == 0) error (SWT.ERROR_NO_HANDLES);
- int /*long*/ imageHandle = OS.gtk_image_new ();
- if (imageHandle == 0) error (SWT.ERROR_NO_HANDLES);
- OS.gtk_container_add (boxHandle, imageHandle);
- OS.gtk_container_add (boxHandle, labelHandle);
- int /*long*/ pageHandle = OS.g_object_new (display.gtk_fixed_get_type (), 0);
- if (pageHandle == 0) error (SWT.ERROR_NO_HANDLES);
- OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
- OS.gtk_notebook_insert_page (handle, pageHandle, boxHandle, index);
- OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
- OS.gtk_widget_show (boxHandle);
- OS.gtk_widget_show (labelHandle);
- OS.gtk_widget_show (pageHandle);
- item.state |= HANDLE;
- item.handle = boxHandle;
- item.labelHandle = labelHandle;
- item.imageHandle = imageHandle;
- item.pageHandle = pageHandle;
- System.arraycopy (items, index, items, index + 1, itemCount++ - index);
- items [index] = item;
- if ((state & FOREGROUND) != 0) {
- item.setForegroundColor (getForegroundColor());
- }
- if ((state & FONT) != 0) {
- item.setFontDescription (getFontDescription());
- }
- if (itemCount == 1) {
- OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
- OS.gtk_notebook_set_current_page (handle, 0);
- OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
- Event event = new Event();
- event.item = items[0];
- sendEvent (SWT.Selection, event);
- // the widget could be destroyed at this point
- }
-}
-
-void destroyItem (TabItem item) {
- int index = 0;
- int itemCount = getItemCount();
- while (index < itemCount) {
- if (items [index] == item) break;
- index++;
- }
- if (index == itemCount) error (SWT.ERROR_ITEM_NOT_REMOVED);
- int oldIndex = OS.gtk_notebook_get_current_page (handle);
- OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
- OS.gtk_notebook_remove_page (handle, index);
- OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
- System.arraycopy (items, index + 1, items, index, --itemCount - index);
- items [itemCount] = null;
- if (index == oldIndex) {
- int newIndex = OS.gtk_notebook_get_current_page (handle);
- if (newIndex != -1) {
- Control control = items [newIndex].getControl ();
- if (control != null && !control.isDisposed ()) {
- control.setBounds (getClientArea());
- control.setVisible (true);
- }
- Event event = new Event ();
- event.item = items [newIndex];
- sendEvent (SWT.Selection, event);
- // the widget could be destroyed at this point
- }
- }
-}
-
-int /*long*/ eventHandle () {
- return handle;
-}
-
-/**
- * Returns the item at the given, zero-relative index in the
- * receiver. Throws an exception if the index is out of range.
- *
- * @param index the index of the item to return
- * @return the item at the given index
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</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 TabItem getItem (int index) {
- checkWidget();
- if (!(0 <= index && index < getItemCount())) error (SWT.ERROR_INVALID_RANGE);
- int /*long*/ list = OS.gtk_container_get_children (handle);
- if (list == 0) error (SWT.ERROR_CANNOT_GET_ITEM);
- int itemCount = OS.g_list_length (list);
- OS.g_list_free (list);
- if (!(0 <= index && index < itemCount)) error (SWT.ERROR_CANNOT_GET_ITEM);
- return items [index];
-}
-
-/**
- * Returns the tab item at the given point in the receiver
- * or null if no such item exists. The point is in the
- * coordinate system of the receiver.
- *
- * @param point the point used to locate the item
- * @return the tab item at the given point, or null if the point is not in a tab item
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_NULL_ARGUMENT - if the point 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>
- *
- * @since 3.4
- */
-public TabItem getItem(Point point) {
- checkWidget();
- if (point == null) error (SWT.ERROR_NULL_ARGUMENT);
- int /*long*/ list = OS.gtk_container_get_children (handle);
- if (list == 0) return null;
- int itemCount = OS.g_list_length (list);
- OS.g_list_free (list);
- for (int i = 0; i < itemCount; i++) {
- TabItem item = items[i];
- Rectangle rect = item.getBounds();
- if (rect.contains(point)) return item;
- }
- return null;
-}
-
-/**
- * Returns the number of items contained in the receiver.
- *
- * @return the number of items
- *
- * @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 getItemCount () {
- checkWidget();
- int /*long*/ list = OS.gtk_container_get_children (handle);
- if (list == 0) return 0;
- int itemCount = OS.g_list_length (list);
- OS.g_list_free (list);
- return itemCount;
-}
-
-/**
- * Returns an array of <code>TabItem</code>s which are the items
- * in the receiver.
- * <p>
- * Note: This is not the actual structure used by the receiver
- * to maintain its list of items, so modifying the array will
- * not affect the receiver.
- * </p>
- *
- * @return the items in the receiver
- *
- * @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 TabItem [] getItems () {
- checkWidget();
- int count = getItemCount ();
- TabItem [] result = new TabItem [count];
- System.arraycopy (items, 0, result, 0, count);
- return result;
-}
-
-/**
- * Returns an array of <code>TabItem</code>s that are currently
- * selected in the receiver. An empty array indicates that no
- * items are selected.
- * <p>
- * Note: This is not the actual structure used by the receiver
- * to maintain its selection, so modifying the array will
- * not affect the receiver.
- * </p>
- * @return an array representing the selection
- *
- * @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 TabItem [] getSelection () {
- checkWidget();
- int index = OS.gtk_notebook_get_current_page (handle);
- if (index == -1) return new TabItem [0];
- return new TabItem [] {items [index]};
-}
-
-/**
- * Returns the zero-relative index of the item which is currently
- * selected in the receiver, or -1 if no item is selected.
- *
- * @return the index of the selected item
- *
- * @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 getSelectionIndex () {
- checkWidget();
- return OS.gtk_notebook_get_current_page (handle);
-}
-
-int /*long*/ gtk_focus (int /*long*/ widget, int /*long*/ directionType) {
- return 0;
-}
-
-int /*long*/ gtk_switch_page (int /*long*/ widget, int /*long*/ page, int /*long*/ page_num) {
- int index = OS.gtk_notebook_get_current_page (handle);
- if (index != -1) {
- Control control = items [index].getControl ();
- if (control != null && !control.isDisposed ()) {
- control.setVisible (false);
- }
- }
- TabItem item = items [(int)/*64*/page_num];
- Control control = item.getControl ();
- if (control != null && !control.isDisposed ()) {
- control.setBounds(getClientArea());
- control.setVisible (true);
- }
- Event event = new Event();
- event.item = item;
- postEvent(SWT.Selection, event);
- return 0;
-}
-
-void hookEvents () {
- super.hookEvents ();
- OS.g_signal_connect_closure (handle, OS.switch_page, display.closures [SWITCH_PAGE], false);
-}
-
-/**
- * Searches the receiver's list starting at the first item
- * (index 0) until an item is found that is equal to the
- * argument, and returns the index of that item. If no item
- * is found, returns -1.
- *
- * @param item the search item
- * @return the index of the item
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_NULL_ARGUMENT - if the item 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 int indexOf (TabItem item) {
- checkWidget();
- if (item == null) error (SWT.ERROR_NULL_ARGUMENT);
- int /*long*/ list = OS.gtk_container_get_children (handle);
- if (list == 0) return -1;
- int count = OS.g_list_length (list);
- OS.g_list_free (list);
- for (int i=0; i<count; i++) {
- if (items [i] == item) return i;
- }
- return -1;
-}
-
-Point minimumSize (int wHint, int hHint, boolean flushCache) {
- Control [] children = _getChildren ();
- int width = 0, height = 0;
- for (int i=0; i<children.length; i++) {
- Control child = children [i];
- int index = 0;
- int count = 0;
- int /*long*/ list = OS.gtk_container_get_children (handle);
- if (list != 0) {
- count = OS.g_list_length (list);
- OS.g_list_free (list);
- }
- while (index < count) {
- if (items [index].control == child) break;
- index++;
- }
- if (index == count) {
- Rectangle rect = child.getBounds ();
- width = Math.max (width, rect.x + rect.width);
- height = Math.max (height, rect.y + rect.height);
- } else {
- Point size = child.computeSize (wHint, hHint, flushCache);
- width = Math.max (width, size.x);
- height = Math.max (height, size.y);
- }
- }
- return new Point (width, height);
-}
-
-boolean mnemonicHit (char key) {
- int itemCount = getItemCount ();
- for (int i=0; i<itemCount; i++) {
- int /*long*/ labelHandle = items [i].labelHandle;
- if (labelHandle != 0 && mnemonicHit (labelHandle, key)) return true;
- }
- return false;
-}
-
-boolean mnemonicMatch (char key) {
- int itemCount = getItemCount ();
- for (int i=0; i<itemCount; i++) {
- int /*long*/ labelHandle = items [i].labelHandle;
- if (labelHandle != 0 && mnemonicHit (labelHandle, key)) return true;
- }
- return false;
-}
-
-void releaseChildren (boolean destroy) {
- if (items != null) {
- for (int i=0; i<items.length; i++) {
- TabItem item = items [i];
- if (item != null && !item.isDisposed ()) {
- item.release (false);
- }
- }
- items = null;
- }
- super.releaseChildren (destroy);
-}
-
-void releaseWidget () {
- super.releaseWidget ();
- if (imageList != null) imageList.dispose ();
- imageList = null;
-}
-
-void removeControl (Control control) {
- super.removeControl (control);
- int count = getItemCount ();
- for (int i=0; i<count; i++) {
- TabItem item = items [i];
- if (item.control == control) item.setControl (null);
- }
-}
-
-/**
- * Removes the listener from the collection of listeners who will
- * be notified when the user changes the receiver's selection.
- *
- * @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);
-}
-
-int setBounds (int x, int y, int width, int height, boolean move, boolean resize) {
- int result = super.setBounds (x, y, width, height, move, resize);
- if ((result & RESIZED) != 0) {
- int index = getSelectionIndex ();
- if (index != -1) {
- TabItem item = items [index];
- Control control = item.control;
- if (control != null && !control.isDisposed ()) {
- control.setBounds (getClientArea ());
- }
- }
- }
- return result;
-}
-
-void setFontDescription (int /*long*/ font) {
- super.setFontDescription (font);
- TabItem [] items = getItems ();
- for (int i = 0; i < items.length; i++) {
- if (items[i] != null) {
- items[i].setFontDescription (font);
- }
- }
-}
-
-void setForegroundColor (GdkColor color) {
- super.setForegroundColor (color);
- TabItem [] items = getItems ();
- for (int i = 0; i < items.length; i++) {
- if (items[i] != null) {
- items[i].setForegroundColor (color);
- }
- }
-}
-
-/**
- * Selects the item at the given zero-relative index in the receiver.
- * If the item at the index was already selected, it remains selected.
- * The current selection is first cleared, then the new items are
- * selected. Indices that are out of range are ignored.
- *
- * @param index the index of the item to select
- *
- * @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 (int index) {
- checkWidget ();
- if (!(0 <= index && index < getItemCount ())) return;
- setSelection (index, false);
-}
-
-void setSelection (int index, boolean notify) {
- if (index < 0) return;
- int oldIndex = OS.gtk_notebook_get_current_page (handle);
- if (oldIndex == index) return;
- if (oldIndex != -1) {
- TabItem item = items [oldIndex];
- Control control = item.control;
- if (control != null && !control.isDisposed ()) {
- control.setVisible (false);
- }
- }
- OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
- OS.gtk_notebook_set_current_page (handle, index);
- OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
- int newIndex = OS.gtk_notebook_get_current_page (handle);
- if (newIndex != -1) {
- TabItem item = items [newIndex];
- Control control = item.control;
- if (control != null && !control.isDisposed ()) {
- control.setBounds (getClientArea ());
- control.setVisible (true);
- }
- if (notify) {
- Event event = new Event ();
- event.item = item;
- sendEvent (SWT.Selection, event);
- }
- }
-}
-
-/**
- * Sets the receiver's selection to the given item.
- * The current selected is first cleared, then the new item is
- * selected.
- *
- * @param item the item to select
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_NULL_ARGUMENT - if the item 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>
- *
- * @since 3.2
- */
-public void setSelection (TabItem item) {
- if (item == null) error (SWT.ERROR_NULL_ARGUMENT);
- setSelection (new TabItem [] {item});
-}
-
-/**
- * Sets the receiver's selection to be the given array of items.
- * The current selected is first cleared, then the new items are
- * selected.
- *
- * @param items the array of items
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_NULL_ARGUMENT - if the items array 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 setSelection (TabItem [] items) {
- checkWidget();
- if (items == null) error (SWT.ERROR_NULL_ARGUMENT);
- if (items.length == 0) {
- setSelection (-1, false);
- } else {
- for (int i=items.length-1; i>=0; --i) {
- int index = indexOf (items [i]);
- if (index != -1) setSelection (index, false);
- }
- }
-}
-
-boolean traversePage (final boolean next) {
- if (next) {
- OS.gtk_notebook_next_page (handle);
- } else {
- OS.gtk_notebook_prev_page (handle);
- }
- return true;
-}
-
-}

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