diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/carbon/org/eclipse/swt/widgets/Composite.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/carbon/org/eclipse/swt/widgets/Composite.java | 669 |
1 files changed, 0 insertions, 669 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/carbon/org/eclipse/swt/widgets/Composite.java b/bundles/org.eclipse.swt/Eclipse SWT/carbon/org/eclipse/swt/widgets/Composite.java deleted file mode 100644 index 427c79d95b..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/carbon/org/eclipse/swt/widgets/Composite.java +++ /dev/null @@ -1,669 +0,0 @@ -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.internal.carbon.*; -import org.eclipse.swt.*; -import org.eclipse.swt.graphics.*; - -/** - * Instances of this class are controls which are capable - * of containing other controls. - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>NO_BACKGROUND, NO_FOCUS, NO_MERGE_PAINTS, NO_REDRAW_RESIZE, NO_RADIO_GROUP</dd> - * <dt><b>Events:</b></dt> - * <dd>(none)</dd> - * </dl> - * <p> - * Note: The <code>NO_BACKGROUND</code>, <code>NO_FOCUS</code>, <code>NO_MERGE_PAINTS</code>, - * and <code>NO_REDRAW_RESIZE</code> styles are intended for use with <code>Canvas</code>. - * They can be used with <code>Composite</code> if you are drawing your own, but their - * behavior is undefined if they are used with subclasses of <code>Composite</code> other - * than <code>Canvas</code>. - * </p><p> - * This class may be subclassed by custom control implementors - * who are building controls that are constructed from aggregates - * of other controls. - * </p> - * - * @see Canvas - */ -public class Composite extends Scrollable { - Layout layout; - Control[] tabList; - -Composite () { - /* 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 widget which will be the parent of the new instance (cannot be null) - * @param style the style of widget 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> - * </ul> - * - * @see SWT#NO_BACKGROUND - * @see SWT#NO_FOCUS - * @see SWT#NO_MERGE_PAINTS - * @see SWT#NO_REDRAW_RESIZE - * @see SWT#NO_RADIO_GROUP - * @see Widget#getStyle - */ -public Composite (Composite parent, int style) { - super (parent, style); -} -Control [] _getChildren () { - short[] cnt= new short[1]; - OS.CountSubControls(handle, cnt); - int count= cnt[0]; - if (count == 0) return new Control [0]; - int[] outControl= new int[1]; - Control [] children = new Control [count]; - int i = 0, j = 0; - while (i < count) { - if (MacUtil.getChild(handle, outControl, count, i) != OS.kNoErr) - error (SWT.ERROR_CANNOT_GET_ITEM); - int handle = outControl [0]; - if (handle != 0) { - Widget widget = WidgetTable.get (handle); - if (widget != null && widget != this) { - if (widget instanceof Control) { - children [j++] = (Control) widget; - } - } - } - i++; - } - if (i == j) return children; - Control [] newChildren = new Control [j]; - System.arraycopy (children, 0, newChildren, 0, j); - return newChildren; -} - -/** - * Returns tabList or null - */ -Control [] _getTabList () { - if (tabList == null) return null; - // ensure to return only non-disposed controls - int count = 0; - for (int i=0; i<tabList.length; i++) { - if (!tabList [i].isDisposed ()) count++; - } - if (count == tabList.length) return tabList; - // copy only non-disposed controls - Control [] newList = new Control [count]; - int index = 0; - for (int i=0; i<tabList.length; i++) { - if (!tabList [i].isDisposed ()) { - newList [index++] = tabList [i]; - } - } - tabList = newList; - return tabList; -} - -public Point computeSize (int wHint, int hHint, boolean changed) { - checkWidget(); - Point size; - if (layout != null) { - if ((wHint == SWT.DEFAULT) || (hHint == SWT.DEFAULT)) { - size = layout.computeSize (this, wHint, hHint, changed); - } else { - size = new Point (wHint, hHint); - } - } else { - size = minimumSize (); - } - if (size.x == 0) size.x = DEFAULT_WIDTH; - if (size.y == 0) size.y = DEFAULT_HEIGHT; - if (wHint != SWT.DEFAULT) size.x = wHint; - if (hHint != SWT.DEFAULT) size.y = hHint; - Rectangle trim = computeTrim (0, 0, size.x, size.y); - return new Point (trim.width, trim.height); -} -protected void checkSubclass () { - /* Do nothing - Subclassing is allowed */ -} - -Control [] computeTabList () { - Control result [] = super.computeTabList (); - if (result.length == 0) return result; - Control [] list = tabList != null ? _getTabList () : _getChildren (); - for (int i=0; i<list.length; i++) { - Control child = list [i]; - Control [] childList = child.computeTabList (); - if (childList.length != 0) { - Control [] newResult = new Control [result.length + childList.length]; - System.arraycopy (result, 0, newResult, 0, result.length); - System.arraycopy (childList, 0, newResult, result.length, childList.length); - result = newResult; - } - } - return result; -} - -void createHandle (int index) { - state |= HANDLE | CANVAS; - if ((style & (SWT.H_SCROLL | SWT.V_SCROLL)) == 0) { // no scrollbars - int border = (style & SWT.BORDER) != 0 ? 1 : 0; - /* AW - int [] argList = { - OS.XmNancestorSensitive, 1, - OS.XmNborderWidth, border, - OS.XmNmarginWidth, 0, - OS.XmNmarginHeight, 0, - OS.XmNresizePolicy, OS.XmRESIZE_NONE, - OS.XmNtraversalOn, (style & SWT.NO_FOCUS) != 0 ? 0 : 1, - }; - */ - int parentHandle = parent.handle; - handle= MacUtil.createDrawingArea (parentHandle, -1, true, 0, 0, border); - - if (handle == 0) error (SWT.ERROR_NO_HANDLES); - /* AW - Display display = getDisplay (); - OS.XtOverrideTranslations (handle, display.tabTranslations); - OS.XtOverrideTranslations (handle, display.arrowTranslations); - */ - } else { - createScrolledHandle (parent.handle); - } -} -void createScrolledHandle (int topHandle) { - - /* AW - int [] argList = {OS.XmNancestorSensitive, 1}; - scrolledHandle = OS.XmCreateMainWindow (topHandle, null, argList, argList.length / 2); - */ - scrolledHandle= createScrollView(topHandle, style); - if (scrolledHandle == 0) error (SWT.ERROR_NO_HANDLES); - - if ((style & (SWT.H_SCROLL | SWT.V_SCROLL)) != 0) { - /* AW - int thickness = display.buttonShadowThickness; - int [] argList1 = { - OS.XmNmarginWidth, 3, - OS.XmNmarginHeight, 3, - OS.XmNresizePolicy, OS.XmRESIZE_NONE, - OS.XmNshadowType, OS.XmSHADOW_IN, - OS.XmNshadowThickness, thickness, - }; - formHandle = OS.XmCreateForm (scrolledHandle, null, argList1, argList1.length / 2); - if (formHandle == 0) error (SWT.ERROR_NO_HANDLES); - int [] argList2 = { - OS.XmNmarginWidth, 0, - OS.XmNmarginHeight, 0, - OS.XmNresizePolicy, OS.XmRESIZE_NONE, - OS.XmNtopAttachment, OS.XmATTACH_FORM, - OS.XmNbottomAttachment, OS.XmATTACH_FORM, - OS.XmNleftAttachment, OS.XmATTACH_FORM, - OS.XmNrightAttachment, OS.XmATTACH_FORM, - OS.XmNresizable, 0, - OS.XmNtraversalOn, (style & SWT.NO_FOCUS) != 0 ? 0 : 1, - }; - handle = OS.XmCreateDrawingArea (formHandle, null, argList2, argList2.length / 2); - */ - handle= MacUtil.createDrawingArea (scrolledHandle, -1, true, 0, 0, 0); - } else { - /* AW - int [] argList3 = { - OS.XmNmarginWidth, 0, - OS.XmNmarginHeight, 0, - OS.XmNresizePolicy, OS.XmRESIZE_NONE, - OS.XmNtraversalOn, (style & SWT.NO_FOCUS) != 0 ? 0 : 1, - }; - handle = OS.XmCreateDrawingArea (scrolledHandle, null, argList3, argList3.length / 2); - */ - handle = MacUtil.createDrawingArea (scrolledHandle, -1, true, 0, 0, 0); - } - if (handle == 0) error (SWT.ERROR_NO_HANDLES); - /* AW - OS.XtOverrideTranslations (handle, display.tabTranslations); - OS.XtOverrideTranslations (handle, display.arrowTranslations); - */ -} -int defaultBackground () { - return getDisplay ().compositeBackground; -} -int defaultForeground () { - return getDisplay ().compositeForeground; -} -/* AW -public boolean forceFocus () { - checkWidget(); - Control [] children = _getChildren (); - int [] traversals = new int [children.length]; - int [] argList = new int [] {OS.XmNtraversalOn, 0}; - for (int i=0; i<children.length; i++) { - OS.XtGetValues (children [i].handle, argList, argList.length / 2); - traversals [i] = argList [1]; - argList [1] = 0; - OS.XtSetValues (children [i].handle, argList, argList.length / 2); - } - boolean result = super.forceFocus (); - for (int i=0; i<children.length; i++) { - argList [1] = traversals [i]; - OS.XtSetValues (children [i].handle, argList, argList.length / 2); - } - return result; -} -*/ -/** - * Returns an array containing the receiver's children. - * <p> - * Note: This is not the actual structure used by the receiver - * to maintain its list of children, so modifying the array will - * not affect the receiver. - * </p> - * - * @return an array of children - * - * @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 [] getChildren () { - checkWidget(); - return _getChildren (); -} -int getChildrenCount () { - /* - * NOTE: The current implementation will count - * non-registered children. - */ - short[] cnt= new short[1]; - OS.CountSubControls(handle, cnt); - return cnt[0]; -} -/** - * Returns layout which is associated with the receiver, or - * null if one has not been set. - * - * @return the receiver's layout 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 Layout getLayout () { - checkWidget(); - return layout; -} - -/** - * Gets the last specified tabbing order for the control. - * - * @return tabList the ordered list of controls representing the tab order - * - * @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 #setTabList - */ -public Control [] getTabList () { - checkWidget (); - Control [] tabList = _getTabList (); - if (tabList == null) { - int count = 0; - Control [] list =_getChildren (); - for (int i=0; i<list.length; i++) { - if (list [i].isTabGroup ()) count++; - } - tabList = new Control [count]; - int index = 0; - for (int i=0; i<list.length; i++) { - if (list [i].isTabGroup ()) { - tabList [index++] = list [i]; - } - } - } - return tabList; -} - -void hookEvents () { - super.hookEvents (); - if ((state & CANVAS) != 0) { - /* AW - int windowProc = getDisplay ().windowProc; - OS.XtAddEventHandler (handle, 0, true, windowProc, -1); - */ - Display display= getDisplay(); - OS.SetControlData(handle, OS.kControlEntireControl, OS.kControlUserPaneDrawProcTag, display.fUserPaneDrawProc); - OS.SetControlData(handle, OS.kControlEntireControl, OS.kControlUserPaneHitTestProcTag, display.fUserPaneHitTestProc); - - - if (MacUtil.HIVIEW) { - // OS.SetControlData(handle, OS.kControlEntireControl, OS.kControlUserPaneTrackingProcTag, display.fUserPaneTrackingProc); - int ref= OS.GetControlEventTarget(handle); - int[] mask= new int[] { - OS.kEventClassMouse, OS.kEventMouseDown, - OS.kEventClassMouse, OS.kEventMouseWheelMoved, - }; - OS.InstallEventHandler(ref, display.fMouseProc, mask, handle); - } - } -} - -/** - * If the receiver has a layout, asks the layout to <em>lay out</em> - * (that is, set the size and location of) the receiver's children. - * If the receiver does not have a layout, do nothing. - * <p> - * This is equivalent to calling <code>layout(true)</code>. - * </p> - * - * @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 layout () { - checkWidget(); - layout (true); -} -/** - * If the receiver has a layout, asks the layout to <em>lay out</em> - * (that is, set the size and location of) the receiver's children. - * If the the argument is <code>true</code> the layout must not rely - * on any cached information it is keeping about the children. If it - * is <code>false</code> the layout may (potentially) simplify the - * work it is doing by assuming that the state of the none of the - * receiver's children has changed since the last layout. - * If the receiver does not have a layout, do nothing. - * - * @param changed <code>true</code> if the layout must flush its caches, and <code>false</code> otherwise - * - * @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 layout (boolean changed) { - checkWidget(); - if (layout == null) return; - int count = getChildrenCount (); - if (count == 0) return; - layout.layout (this, changed); -} -Point minimumSize () { - Control [] children = _getChildren (); - int width = 0, height = 0; - for (int i=0; i<children.length; i++) { - Rectangle rect = children [i].getBounds (); - width = Math.max (width, rect.x + rect.width); - height = Math.max (height, rect.y + rect.height); - } - return new Point (width, height); -} -/* AW -void moveAbove (int handle1, int handle2) { - if (handle1 == handle2) return; - int [] argList = {OS.XmNchildren, 0, OS.XmNnumChildren, 0}; - OS.XtGetValues (handle, argList, argList.length / 2); - int ptr = argList [1], count = argList [3]; - if (count == 0 || ptr == 0) return; - int [] handles = new int [count]; - OS.memmove (handles, ptr, count * 4); - if (handle2 == 0) handle2 = handles [0]; - int i = 0, index1 = -1, index2 = -1; - while (i < count) { - int handle = handles [i]; - if (handle == handle1) index1 = i; - if (handle == handle2) index2 = i; - if (index1 != -1 && index2 != -1) break; - i++; - } - if (index1 == -1 || index2 == -1) return; - if (index1 == index2) return; - if (index1 < index2) { - System.arraycopy (handles, index1 + 1, handles, index1, index2 - index1 - 1); - handles [index2 - 1] = handle1; - } else { - System.arraycopy (handles, index2, handles, index2 + 1, index1 - index2); - handles [index2] = handle1; - } - OS.memmove (ptr, handles, count * 4); -} -void moveBelow (int handle1, int handle2) { - if (handle1 == handle2) return; - int [] argList = {OS.XmNchildren, 0, OS.XmNnumChildren, 0}; - OS.XtGetValues (handle, argList, argList.length / 2); - int ptr = argList [1], count = argList [3]; - if (count == 0 || ptr == 0) return; - int [] handles = new int [count]; - OS.memmove (handles, ptr, count * 4); - if (handle2 == 0) handle2 = handles [count - 1]; - int i = 0, index1 = -1, index2 = -1; - while (i < count) { - int handle = handles [i]; - if (handle == handle1) index1 = i; - if (handle == handle2) index2 = i; - if (index1 != -1 && index2 != -1) break; - i++; - } - if (index1 == -1 || index2 == -1) return; - if (index1 == index2) return; - if (index1 < index2) { - System.arraycopy (handles, index1 + 1, handles, index1, index2 - index1); - handles [index2] = handle1; - } else { - System.arraycopy (handles, index2 + 1, handles, index2 + 2, index1 - index2 - 1); - handles [index2 + 1] = handle1; - } - OS.memmove (ptr, handles, count * 4); -} -*/ -int processNonMaskable (Object callData) { - /* AW - if ((state & CANVAS) != 0) { - XExposeEvent xEvent = new XExposeEvent (); - OS.memmove (xEvent, callData, XExposeEvent.sizeof); - if (xEvent.type == OS.GraphicsExpose) processPaint (callData); - } - */ - return 0; -} -void propagateChildren (boolean enabled) { - super.propagateChildren (enabled); - Control [] children = _getChildren (); - for (int i = 0; i < children.length; i++) { - Control child = children [i]; - if (child.getEnabled ()) { - child.propagateChildren (enabled); - } - } -} -void realizeChildren () { - /* AW - super.realizeChildren (); - Control [] children = _getChildren (); - for (int i=0; i<children.length; i++) { - children [i].realizeChildren (); - } - if ((state & CANVAS) != 0) { - if ((style & SWT.NO_BACKGROUND) == 0 && (style & SWT.NO_REDRAW_RESIZE) != 0) return; - int xDisplay = OS.XtDisplay (handle); - if (xDisplay == 0) return; - int xWindow = OS.XtWindow (handle); - if (xWindow == 0) return; - int flags = 0; - XSetWindowAttributes attributes = new XSetWindowAttributes (); - if ((style & SWT.NO_BACKGROUND) != 0) { - flags |= OS.CWBackPixmap; - attributes.background_pixmap = OS.None; - } - if ((style & SWT.NO_REDRAW_RESIZE) == 0) { - flags |= OS.CWBitGravity; - attributes.bit_gravity = OS.ForgetGravity; - } - if (flags != 0) { - OS.XChangeWindowAttributes (xDisplay, xWindow, flags, attributes); - } - } - */ -} -void redrawWidget (int x, int y, int width, int height, boolean all) { - super.redrawWidget (x, y, width, height, all); - if (!all) return; - Control [] children = _getChildren (); - for (int i = 0; i < children.length; i++) { - Control child = children [i]; - Point location = child.getClientLocation (); - child.redrawWidget (x - location.x, y - location.y, width, height, all); - } -} -void releaseChildren () { - Control [] children = _getChildren (); - for (int i=0; i<children.length; i++) { - Control child = children [i]; - if (!child.isDisposed ()) { - child.releaseWidget (); - child.releaseHandle (); - } - } -} -void releaseWidget () { - releaseChildren (); - super.releaseWidget (); - layout = null; - tabList = null; - /* AW - if (damagedRegion != 0) OS.XDestroyRegion (damagedRegion); - damagedRegion = 0; - */ -} -void setBackgroundPixel (int pixel) { - super.setBackgroundPixel (pixel); - if ((state & CANVAS) != 0) { - if ((style & SWT.NO_BACKGROUND) != 0) { - /* AW - int xDisplay = OS.XtDisplay (handle); - if (xDisplay == 0) return; - int xWindow = OS.XtWindow (handle); - if (xWindow == 0) return; - XSetWindowAttributes attributes = new XSetWindowAttributes (); - attributes.background_pixmap = OS.None; - OS.XChangeWindowAttributes (xDisplay, xWindow, OS.CWBackPixmap, attributes); - */ - } - } -} -public void setBounds (int x, int y, int width, int height) { - super.setBounds (x, y, width, height); - if (layout != null) layout (false); -} -public boolean setFocus() { - checkWidget (); - if ((style & SWT.NO_FOCUS) != 0) return false; - Control [] children = _getChildren (); - for (int i= 0; i < children.length; i++) { - Control child = children [i]; - if (child.setFocus ()) return true; - } - return super.setFocus (); -} -/** - * Sets the layout which is associated with the receiver to be - * the argument which may be null. - * - * @param layout the receiver's new layout 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 setLayout (Layout layout) { - checkWidget(); - this.layout = layout; -} -public void setSize (int width, int height) { - super.setSize (width, height); - if (layout != null) layout (false); -} -/** - * Sets the tabbing order for the specified controls to - * match the order that they occur in the argument list. - * - * @param tabList the ordered list of controls representing the tab order or null - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_ARGUMENT - if a widget in the tabList is null or has been disposed</li> - * <li>ERROR_INVALID_PARENT - if widget in the tabList 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 setTabList (Control [] tabList) { - checkWidget (); - if (tabList != null) { - for (int i=0; i<tabList.length; i++) { - Control control = tabList [i]; - if (control == null) error (SWT.ERROR_INVALID_ARGUMENT); - if (control.isDisposed ()) error (SWT.ERROR_INVALID_ARGUMENT); - /* - * This code is intentionally commented. - * Tab lists are currently only supported - * for the direct children of a composite. - */ -// Shell shell = control.getShell (); -// while (control != shell && control != this) { -// control = control.parent; -// } -// if (control != this) error (SWT.ERROR_INVALID_PARENT); - if (control.parent != this) error (SWT.ERROR_INVALID_PARENT); - } - Control [] newList = new Control [tabList.length]; - System.arraycopy (tabList, 0, newList, 0, tabList.length); - tabList = newList; - } - this.tabList = tabList; -} -int traversalCode () { - if ((state & CANVAS) != 0) { - if ((style & SWT.NO_FOCUS) != 0) return 0; - if (hooks (SWT.KeyDown) || hooks (SWT.KeyUp)) return 0; - } - return super.traversalCode (); -} -/* AW -boolean translateMnemonic (char key, XKeyEvent xEvent) { - if (super.translateMnemonic (key, xEvent)) return true; - Control [] children = _getChildren (); - for (int i=0; i<children.length; i++) { - Control child = children [i]; - if (child.translateMnemonic (key, xEvent)) return true; - } - return false; -} -*/ -} |