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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/cocoa/org/eclipse/swt/widgets/Sash.java')
| -rwxr-xr-x | bundles/org.eclipse.swt/Eclipse SWT/cocoa/org/eclipse/swt/widgets/Sash.java | 478 |
1 files changed, 0 insertions, 478 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/cocoa/org/eclipse/swt/widgets/Sash.java b/bundles/org.eclipse.swt/Eclipse SWT/cocoa/org/eclipse/swt/widgets/Sash.java deleted file mode 100755 index dd1454aab4..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/cocoa/org/eclipse/swt/widgets/Sash.java +++ /dev/null @@ -1,478 +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.accessibility.*; -import org.eclipse.swt.events.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.internal.cocoa.*; - -/** - * Instances of the receiver represent a selectable user interface object - * that allows the user to drag a rubber banded outline of the sash within - * the parent control. - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>HORIZONTAL, VERTICAL, SMOOTH</dd> - * <dt><b>Events:</b></dt> - * <dd>Selection</dd> - * </dl> - * <p> - * Note: Only one of the styles HORIZONTAL and VERTICAL may be specified. - * </p><p> - * IMPORTANT: This class is intended to be subclassed <em>only</em> - * within the SWT implementation. - * </p> - * - * @see <a href="http://www.eclipse.org/swt/snippets/#sash">Sash 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 Sash extends Control { - Cursor sizeCursor; - boolean dragging; - int lastX, lastY, startX, startY; - private final static int INCREMENT = 1; - private final static int PAGE_INCREMENT = 9; - NSArray accessibilityAttributes = null; - -/** - * 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#HORIZONTAL - * @see SWT#VERTICAL - * @see SWT#SMOOTH - * @see Widget#checkSubclass - * @see Widget#getStyle - */ -public Sash (Composite parent, int style) { - super (parent, checkStyle (style)); - int cursorStyle = (style & SWT.VERTICAL) != 0 ? SWT.CURSOR_SIZEWE : SWT.CURSOR_SIZENS; - sizeCursor = new Cursor (display, cursorStyle); -} - -int /*long*/ accessibilityAttributeNames(int /*long*/ id, int /*long*/ sel) { - if (accessibilityAttributes == null) { - NSMutableArray ourAttributes = NSMutableArray.arrayWithCapacity(10); - ourAttributes.addObject(OS.NSAccessibilityRoleAttribute); - ourAttributes.addObject(OS.NSAccessibilityRoleDescriptionAttribute); - ourAttributes.addObject(OS.NSAccessibilityParentAttribute); - ourAttributes.addObject(OS.NSAccessibilityPositionAttribute); - ourAttributes.addObject(OS.NSAccessibilitySizeAttribute); - ourAttributes.addObject(OS.NSAccessibilityWindowAttribute); - ourAttributes.addObject(OS.NSAccessibilityTopLevelUIElementAttribute); - ourAttributes.addObject(OS.NSAccessibilityFocusedAttribute); - ourAttributes.addObject(OS.NSAccessibilityValueAttribute); - ourAttributes.addObject(OS.NSAccessibilityMaxValueAttribute); - ourAttributes.addObject(OS.NSAccessibilityMinValueAttribute); - // The accessibility documentation says that these next two are optional, but the - // Accessibility Verifier says they are required. - ourAttributes.addObject(OS.NSAccessibilityNextContentsAttribute); - ourAttributes.addObject(OS.NSAccessibilityPreviousContentsAttribute); - ourAttributes.addObject(OS.NSAccessibilityOrientationAttribute); - - if (accessible != null) { - // See if the accessible will override or augment the standard list. - // Help, title, and description can be overridden. - NSMutableArray extraAttributes = NSMutableArray.arrayWithCapacity(3); - extraAttributes.addObject(OS.NSAccessibilityHelpAttribute); - extraAttributes.addObject(OS.NSAccessibilityDescriptionAttribute); - extraAttributes.addObject(OS.NSAccessibilityTitleAttribute); - - for (int i = (int)/*64*/extraAttributes.count() - 1; i >= 0; i--) { - NSString attribute = new NSString(extraAttributes.objectAtIndex(i).id); - if (accessible.internal_accessibilityAttributeValue(attribute, ACC.CHILDID_SELF) != null) { - ourAttributes.addObject(extraAttributes.objectAtIndex(i)); - } - } - } - - accessibilityAttributes = ourAttributes; - accessibilityAttributes.retain(); - } - - return accessibilityAttributes.id; -} - -int /*long*/ accessibilityAttributeValue(int /*long*/ id, int /*long*/ sel, int /*long*/ arg0) { - int /*long*/ returnValue = 0; - NSString attributeName = new NSString(arg0); - - if (accessible != null) { - id returnObject = accessible.internal_accessibilityAttributeValue(attributeName, ACC.CHILDID_SELF); - - if (returnObject != null) returnValue = returnObject.id; - } - - if (returnValue != 0) return returnValue; - - if (attributeName.isEqualToString (OS.NSAccessibilityRoleAttribute) || attributeName.isEqualToString (OS.NSAccessibilityRoleDescriptionAttribute)) { - NSString roleText = OS.NSAccessibilitySplitterRole; - - if (attributeName.isEqualToString (OS.NSAccessibilityRoleAttribute)) { - return roleText.id; - } else { // NSAccessibilityRoleDescriptionAttribute - return OS.NSAccessibilityRoleDescription (roleText.id, 0); - } - } else if (attributeName.isEqualToString (OS.NSAccessibilityEnabledAttribute)) { - return NSNumber.numberWithBool(isEnabled()).id; - } else if (attributeName.isEqualToString (OS.NSAccessibilityOrientationAttribute)) { - NSString orientation = (style & SWT.VERTICAL) != 0 ? OS.NSAccessibilityVerticalOrientationValue : OS.NSAccessibilityHorizontalOrientationValue; - return orientation.id; - } else if (attributeName.isEqualToString (OS.NSAccessibilityValueAttribute)) { - Point location = getLocation(); - int value = (style & SWT.VERTICAL) != 0 ? location.x : location.y; - return NSNumber.numberWithInt(value).id; - } else if (attributeName.isEqualToString (OS.NSAccessibilityMaxValueAttribute)) { - NSRect parentBounds = view.bounds(); - float /*double*/ maxValue = (style & SWT.VERTICAL) != 0 ? - parentBounds.width : - parentBounds.height; - return NSNumber.numberWithInt((int)maxValue).id; - } else if (attributeName.isEqualToString (OS.NSAccessibilityMinValueAttribute)) { - return NSNumber.numberWithInt(0).id; - } else if (attributeName.isEqualToString (OS.NSAccessibilityNextContentsAttribute)) { - Control[] children = parent._getChildren(); - Control nextView = null; - for (int i = 0; i < children.length; i++) { - if (children[i] == this) { - if (i < children.length - 1) { - nextView = children[i + 1]; - break; - } - } - } - - if (nextView != null) - return NSArray.arrayWithObject(nextView.view).id; - else - return NSArray.array().id; - } else if (attributeName.isEqualToString (OS.NSAccessibilityPreviousContentsAttribute)) { - Control[] children = parent._getChildren(); - Control nextView = null; - for (int i = 0; i < children.length; i++) { - if (children[i] == this) { - if (i > 0) { - nextView = children[i - 1]; - break; - } - } - } - - if (nextView != null) - return NSArray.arrayWithObject(nextView.view).id; - else - return NSArray.array().id; - } - - return super.accessibilityAttributeValue(id, sel, arg0); -} - -boolean accessibilityIsIgnored(int /*long*/ id, int /*long*/ sel) { - return false; -} - -/** - * 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, the x, y, width, and height fields of the event object are valid. - * If the receiver is being dragged, the event object detail field contains the value <code>SWT.DRAG</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) { - /* - * Macintosh only supports smooth dragging. - */ - style |= SWT.SMOOTH; - return checkBits (style, SWT.HORIZONTAL, SWT.VERTICAL, 0, 0, 0, 0); -} - -boolean becomeFirstResponder (int /*long*/ id, int /*long*/ sel) { - boolean result = super.becomeFirstResponder(id, sel); - NSRect frame = view.frame(); - lastX = (int)frame.x; - lastY = (int)frame.y; - return result; -} - -public Point computeSize (int wHint, int hHint, boolean changed) { - checkWidget(); - int width = 0, height = 0; - if ((style & SWT.HORIZONTAL) != 0) { - width += DEFAULT_WIDTH; height += 5; - } else { - width += 5; height += DEFAULT_HEIGHT; - } - if (wHint != SWT.DEFAULT) width = wHint; - if (hHint != SWT.DEFAULT) height = hHint; - return new Point (width, height); -} - -void createHandle () { - state |= THEME_BACKGROUND; - NSView widget = (NSView)new SWTView().alloc(); - widget.init (); - view = widget; -} - -void drawBackground (int /*long*/ id, NSGraphicsContext context, NSRect rect) { - if (id != view.id) return; - fillBackground (view, context, rect, -1); -} - -Cursor findCursor () { - Cursor cursor = super.findCursor (); - if (cursor == null) { - int cursorType = (style & SWT.HORIZONTAL) != 0 ? SWT.CURSOR_SIZENS : SWT.CURSOR_SIZEWE; - cursor = display.getSystemCursor (cursorType); - } - return cursor; -} - -boolean sendKeyEvent(NSEvent nsEvent, int type) { - super.sendKeyEvent (nsEvent, type); - if (type == SWT.KeyDown) { - int keyCode = nsEvent.keyCode(); - switch (keyCode) { - case 126: /* Up arrow */ - case 123: /* Left arrow */ - case 125: /* Down arrow */ - case 124: /* Right arrow */ { - int xChange = 0, yChange = 0; - int stepSize = PAGE_INCREMENT; - int /*long*/ modifiers = nsEvent.modifierFlags(); - if ((modifiers & OS.NSControlKeyMask) != 0) stepSize = INCREMENT; - if ((style & SWT.VERTICAL) != 0) { - if (keyCode == 126 || keyCode == 125) break; - xChange = keyCode == 123 ? -stepSize : stepSize; - } else { - if (keyCode == 123 || keyCode == 124) break; - yChange = keyCode == 126 ? -stepSize : stepSize; - } - - Rectangle bounds = getBounds (); - int width = bounds.width, height = bounds.height; - Rectangle parentBounds = parent.getBounds (); - int parentWidth = parentBounds.width; - int parentHeight = parentBounds.height; - int newX = lastX, newY = lastY; - if ((style & SWT.VERTICAL) != 0) { - newX = Math.min (Math.max (0, lastX + xChange), parentWidth - width); - } else { - newY = Math.min (Math.max (0, lastY + yChange), parentHeight - height); - } - if (newX == lastX && newY == lastY) return true; - Event event = new Event (); - event.x = newX; - event.y = newY; - event.width = width; - event.height = height; - sendEvent (SWT.Selection, event); - if (isDisposed ()) break; - if (event.doit) { - setBounds (event.x, event.y, width, height); - if (isDisposed ()) break; - lastX = event.x; - lastY = event.y; - if (isDisposed ()) return false; - int cursorX = event.x, cursorY = event.y; - if ((style & SWT.VERTICAL) != 0) { - cursorY += height / 2; - } else { - cursorX += width / 2; - } - display.setCursorLocation (parent.toDisplay (cursorX, cursorY)); - } - break; - } - } - } - return true; -} - -void mouseDown(int /*long*/ id, int /*long*/ sel, int /*long*/ theEvent) { - //TODO use sendMouseEvent - super.mouseDown(id, sel, theEvent); - if (isDisposed()) return; - NSEvent nsEvent = new NSEvent(theEvent); - if (nsEvent.clickCount() != 1) return; - NSPoint location = nsEvent.locationInWindow(); - NSPoint point = view.convertPoint_fromView_(location, null); - startX = (int)point.x; - startY = (int)point.y; - NSRect frame = view.frame(); - Event event = new Event (); - event.x = (int)frame.x; - event.y = (int)frame.y; - event.width = (int)frame.width; - event.height = (int)frame.height; - sendEvent (SWT.Selection, event); - if (isDisposed ()) return; - if (event.doit) { - lastX = event.x; - lastY = event.y; - dragging = true; - setLocation(event.x, event.y); - } -} - -boolean mouseEvent (int /*long*/ id, int /*long*/ sel, int /*long*/ theEvent, int type) { - super.mouseEvent (id, sel, theEvent, type); - return new NSEvent (theEvent).type () != OS.NSLeftMouseDown; -} - -void mouseDragged(int /*long*/ id, int /*long*/ sel, int /*long*/ theEvent) { - //TODO use sendMouseEvent - super.mouseDragged(id, sel, theEvent); - if (isDisposed()) return; - if (!dragging) return; - NSEvent nsEvent = new NSEvent(theEvent); - NSPoint location = nsEvent.locationInWindow(); - NSPoint point = view.convertPoint_fromView_(location, null); - NSRect frame = view.frame(); - NSRect parentFrame = parent.topView().frame(); - int newX = lastX, newY = lastY; - if ((style & SWT.VERTICAL) != 0) { - newX = Math.min (Math.max (0, (int)(point.x + frame.x - startX)), (int)(parentFrame.width - frame.width)); - } else { - newY = Math.min (Math.max (0, (int)(point.y + frame.y - startY)), (int)(parentFrame.height - frame.height)); - } - if (newX == lastX && newY == lastY) return; - Event event = new Event (); - event.x = newX; - event.y = newY; - event.width = (int)frame.width; - event.height = (int)frame.height; - sendEvent (SWT.Selection, event); - if (isDisposed ()) return; - if (event.doit) { - lastX = event.x; - lastY = event.y; - setBounds (event.x, event.y, (int)frame.width, (int)frame.height); - } -} - -void mouseUp(int /*long*/ id, int /*long*/ sel, int /*long*/ theEvent) { - //TODO use sendMouseEvent - super.mouseUp(id, sel, theEvent); - if (isDisposed()) return; - if (!dragging) return; - dragging = false; - NSRect frame = view.frame(); - Event event = new Event (); - event.x = lastX; - event.y = lastY; - event.width = (int)frame.width; - event.height = (int)frame.height; - sendEvent (SWT.Selection, event); - if (isDisposed ()) return; - if (event.doit) { - setBounds (event.x, event.y, (int)frame.width, (int)frame.height); - } -} - -void releaseHandle () { - super.releaseHandle (); - if (accessibilityAttributes != null) accessibilityAttributes.release(); - accessibilityAttributes = null; -} - -void releaseWidget () { - super.releaseWidget (); - if (sizeCursor != null) sizeCursor.dispose (); - sizeCursor = 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 superKeyDown (int /*long*/ id, int /*long*/ sel, int /*long*/ theEvent) { -} - -void superKeyUp (int /*long*/ id, int /*long*/ sel, int /*long*/ theEvent) { -} - -int traversalCode (int key, NSEvent theEvent) { - return 0; -} - -} |