Attachment 86104 Details for Bug 213586 – New clear methods in patch format

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[patch] New clear methods in patch format

org.eclipse.nebula.widgets.grid.patch.txt (text/plain), 7.97 KB, created by Chuck Mastrandrea

on 2008-01-03 11:06:56 EST

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Creator: Chuck Mastrandrea

Created: 2008-01-03 11:06:56 EST

Size: 7.97 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.nebula.widgets.grid
>Index: src/org/eclipse/nebula/widgets/grid/GridItem.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.swt.nebula/org.eclipse.nebula.widgets.grid/src/org/eclipse/nebula/widgets/grid/GridItem.java,v
>retrieving revision 1.20
>diff -u -r1.20 GridItem.java
>--- src/org/eclipse/nebula/widgets/grid/GridItem.java	7 Dec 2007 18:26:59 -0000	1.20
>+++ src/org/eclipse/nebula/widgets/grid/GridItem.java	3 Jan 2008 16:01:07 -0000
>@@ -1861,4 +1861,47 @@
>     {
>         this.height = height;
>     }
>+    
>+    /**
>+     * Clears all properties of this item and resets values to their defaults.
>+     * 
>+     * @param allChildren <code>true</code> if all child items should be
>+     * cleared recursively, and <code>false</code> otherwise
>+     */
>+    void clear(boolean allChildren)
>+    {
>+    	backgrounds.clear();
>+    	checks.clear();
>+    	checkable.clear();
>+    	//children.clear();
>+    	columnSpans.clear();
>+    	fonts.clear();
>+    	foregrounds.clear();
>+    	grayeds.clear();
>+    	images.clear();
>+    	texts.clear();
>+    	tooltips.clear();
>+    	
>+    	defaultForeground = null;
>+    	defaultBackground = null;
>+    	defaultFont = null;
>+
>+    	//expanded = false;
>+    	hasChildren = false;
>+    	hasSetData = false;
>+    	headerText = null;
>+    	//level = 0;
>+    	//visible = true;
>+
>+    	// Recursively clear children if requested.
>+    	if (allChildren)
>+    	{
>+            for (int i = children.size() - 1; i >= 0; i--)
>+            {
>+                ((GridItem)children.get(i)).clear(true);
>+            }
>+    	}
>+    	
>+    	init();
>+    }
> }
>Index: src/org/eclipse/nebula/widgets/grid/Grid.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.swt.nebula/org.eclipse.nebula.widgets.grid/src/org/eclipse/nebula/widgets/grid/Grid.java,v
>retrieving revision 1.52
>diff -u -r1.52 Grid.java
>--- src/org/eclipse/nebula/widgets/grid/Grid.java	2 Jan 2008 19:39:57 -0000	1.52
>+++ src/org/eclipse/nebula/widgets/grid/Grid.java	3 Jan 2008 16:01:07 -0000
>@@ -9667,6 +9667,149 @@
>     	Rectangle bottom = new Rectangle(rhw, getClientArea().height - DRAG_SCROLL_AREA_HEIGHT, getClientArea().width - rhw, DRAG_SCROLL_AREA_HEIGHT);
>     	return top.contains(point) || bottom.contains(point);
>     }
>+    
>+    /**
>+     * Clears the item at the given zero-relative index in the receiver.
>+     * The text, icon and other attributes of the item are set to the default
>+     * value.  If the table was created with the <code>SWT.VIRTUAL</code> style,
>+     * these attributes are requested again as needed.
>+     *
>+     * @param index the index of the item to clear
>+     * @param allChildren <code>true</code> if all child items of the indexed item should be
>+     * cleared recursively, and <code>false</code> otherwise
>+     *
>+     * @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>
>+     * 
>+     * @see SWT#VIRTUAL
>+     * @see SWT#SetData
>+     */
>+    public void clear(int index, boolean allChildren) {
>+    	GridItem item = getItem(index);
>+    	if (item != null) {
>+    		item.clear(allChildren);
>+        	redraw();
>+    	}
>+    }
>+    
>+    /**
>+     * Clears the items in the receiver which are between the given
>+     * zero-relative start and end indices (inclusive).  The text, icon
>+     * and other attributes of the items are set to their default values.
>+     * If the table was created with the <code>SWT.VIRTUAL</code> style,
>+     * these attributes are requested again as needed.
>+     *
>+     * @param start the start index of the item to clear
>+     * @param end the end index of the item to clear
>+     * @param allChildren <code>true</code> if all child items of the range of items should be
>+     * cleared recursively, and <code>false</code> otherwise
>+     *
>+     * @exception IllegalArgumentException <ul>
>+     *    <li>ERROR_INVALID_RANGE - if either the start or end are 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>
>+     * 
>+     * @see SWT#VIRTUAL
>+     * @see SWT#SetData
>+     */
>+    public void clear(int start, int end, boolean allChildren) {
>+    	checkWidget();
>+    	if (start > end) return;
>+    	
>+    	int count = items.size();
>+    	if (!(0 <= start && start <= end && end < count)) {
>+    		SWT.error(SWT.ERROR_INVALID_RANGE);
>+    	}
>+		boolean cleared = false;
>+		for (int i=start; i<=end; i++) {
>+			GridItem item = (GridItem)items.get(i);
>+			if (item != null) {
>+				item.clear(allChildren);
>+				cleared = true;
>+			}
>+		}
>+		if (cleared) {
>+			redraw();
>+		}
>+    }
>+    
>+    /**
>+     * Clears the items at the given zero-relative indices in the receiver.
>+     * The text, icon and other attributes of the items are set to their default
>+     * values.  If the table was created with the <code>SWT.VIRTUAL</code> style,
>+     * these attributes are requested again as needed.
>+     *
>+     * @param indices the array of indices of the items
>+     * @param allChildren <code>true</code> if all child items of the indexed items should be
>+     * cleared recursively, and <code>false</code> otherwise
>+     *
>+     * @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>
>+     *    <li>ERROR_NULL_ARGUMENT - if the indices 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>
>+     * 
>+     * @see SWT#VIRTUAL
>+     * @see SWT#SetData
>+     */
>+    public void clear(int [] indices, boolean allChildren) {
>+    	checkWidget();
>+    	if (indices == null)
>+    		SWT.error(SWT.ERROR_NULL_ARGUMENT);
>+    	if (indices.length == 0) return;
>+    	
>+    	int count = items.size();
>+    	for (int i=0; i<indices.length; i++) {
>+    		if (!(0 <= indices[i] && indices[i] < count)) {
>+    			SWT.error(SWT.ERROR_INVALID_RANGE);
>+    		}
>+    	}
>+    	boolean cleared = false;
>+    	for (int i=0; i<indices.length; i++) {
>+			GridItem item = (GridItem)items.get(indices[i]);
>+			if (item != null) {
>+				item.clear(allChildren);
>+				cleared = true;
>+			}
>+    	}
>+		if (cleared) {
>+			redraw();
>+		}
>+    }
>+    
>+    /**
>+     * Clears all the items in the receiver. The text, icon and other
>+     * attributes of the items are set to their default values. If the
>+     * table was created with the <code>SWT.VIRTUAL</code> style, these
>+     * attributes are requested again as needed.
>+     * 
>+     * @param allChildren <code>true</code> if all child items of each item should be
>+     * cleared recursively, 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>
>+     * 
>+     * @see SWT#VIRTUAL
>+     * @see SWT#SetData
>+     */
>+    public void clearAll(boolean allChildren) {
>+    	checkWidget();
>+    	if (items.size() > 0)
>+    		clear(0, items.size()-1, allChildren);
>+    }
> }
> 
>

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Attachments on bug 213586: 85650 | 85651 | 86104 | 86190 | 86204