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comparison dwt/dnd/TreeDropTargetEffect.d @ 7:e831403a80a9

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Add 'cast' to casts
author Frank Benoit <benoit@tionex.de>
date Wed, 27 Aug 2008 14:30:35 +0200
parents 1a8b3cb347e0
children d8635bb48c7c
comparison
equal deleted inserted replaced
6:b903c16b6f48 7:e831403a80a9
88 if (theControl is 0) return null; 88 if (theControl is 0) return null;
89 Display display = Display.findDisplay(Thread.currentThread()); 89 Display display = Display.findDisplay(Thread.currentThread());
90 if (display is null || display.isDisposed()) return null; 90 if (display is null || display.isDisposed()) return null;
91 Widget widget = display.findWidget(theControl); 91 Widget widget = display.findWidget(theControl);
92 if (widget is null) return null; 92 if (widget is null) return null;
93 return (DropTarget)widget.getData(DND.DROP_TARGET_KEY); 93 return cast(DropTarget)widget.getData(DND.DROP_TARGET_KEY);
94 } 94 }
95 95
96 /** 96 /**
97 * Creates a new <code>TreeDropTargetEffect</code> to handle the drag under effect on the specified 97 * Creates a new <code>TreeDropTargetEffect</code> to handle the drag under effect on the specified
98 * <code>Tree</code>. 98 * <code>Tree</code>.
124 * @see DropTargetAdapter 124 * @see DropTargetAdapter
125 * @see DropTargetEvent 125 * @see DropTargetEvent
126 */ 126 */
127 public void dragEnter(DropTargetEvent event) { 127 public void dragEnter(DropTargetEvent event) {
128 if (callbacks is null) { 128 if (callbacks is null) {
129 Tree table = (Tree) control; 129 Tree table = cast(Tree) control;
130 DataBrowserCallbacks callbacks = new DataBrowserCallbacks (); 130 DataBrowserCallbacks callbacks = new DataBrowserCallbacks ();
131 OS.GetDataBrowserCallbacks (table.handle, callbacks); 131 OS.GetDataBrowserCallbacks (table.handle, callbacks);
132 callbacks.v1_acceptDragCallback = AcceptDragProc.getAddress(); 132 callbacks.v1_acceptDragCallback = AcceptDragProc.getAddress();
133 OS.SetDataBrowserCallbacks(table.handle, callbacks); 133 OS.SetDataBrowserCallbacks(table.handle, callbacks);
134 } 134 }
152 * 152 *
153 * @see DropTargetAdapter 153 * @see DropTargetAdapter
154 * @see DropTargetEvent 154 * @see DropTargetEvent
155 */ 155 */
156 public void dragLeave(DropTargetEvent event) { 156 public void dragLeave(DropTargetEvent event) {
157 Tree tree = (Tree) control; 157 Tree tree = cast(Tree) control;
158 if (insertItem !is null) { 158 if (insertItem !is null) {
159 setInsertMark(tree, null, false); 159 setInsertMark(tree, null, false);
160 insertItem = null; 160 insertItem = null;
161 } 161 }
162 expandBeginTime = 0; 162 expandBeginTime = 0;
182 * @see DND#FEEDBACK_INSERT_BEFORE 182 * @see DND#FEEDBACK_INSERT_BEFORE
183 * @see DND#FEEDBACK_INSERT_AFTER 183 * @see DND#FEEDBACK_INSERT_AFTER
184 * @see DND#FEEDBACK_SCROLL 184 * @see DND#FEEDBACK_SCROLL
185 */ 185 */
186 public void dragOver(DropTargetEvent event) { 186 public void dragOver(DropTargetEvent event) {
187 Tree tree = (Tree) control; 187 Tree tree = cast(Tree) control;
188 TreeItem item = (TreeItem)getItem(tree, event.x, event.y); 188 TreeItem item = cast(TreeItem)getItem(tree, event.x, event.y);
189 int effect = checkEffect(event.feedback); 189 int effect = checkEffect(event.feedback);
190 if ((effect & DND.FEEDBACK_EXPAND) is 0) { 190 if ((effect & DND.FEEDBACK_EXPAND) is 0) {
191 expandBeginTime = 0; 191 expandBeginTime = 0;
192 expandItem = null; 192 expandItem = null;
193 } else { 193 } else {
196 if (item.getItemCount() > 0 && !item.getExpanded()) { 196 if (item.getItemCount() > 0 && !item.getExpanded()) {
197 Event e = new Event(); 197 Event e = new Event();
198 e.x = event.x; 198 e.x = event.x;
199 e.y = event.y; 199 e.y = event.y;
200 e.item = item; 200 e.item = item;
201 e.time = (int) System.currentTimeMillis(); 201 e.time = cast(int) System.currentTimeMillis();
202 tree.notifyListeners(DWT.Expand, e); 202 tree.notifyListeners(DWT.Expand, e);
203 if (item.isDisposed()) return; 203 if (item.isDisposed()) return;
204 item.setExpanded(true); 204 item.setExpanded(true);
205 } 205 }
206 expandBeginTime = 0; 206 expandBeginTime = 0;
251 } 251 }
252 } else { 252 } else {
253 setInsertMark(tree, null, false); 253 setInsertMark(tree, null, false);
254 } 254 }
255 // save current effect for selection feedback 255 // save current effect for selection feedback
256 ((DropTarget)event.widget).feedback = effect; 256 (cast(DropTarget)event.widget).feedback = effect;
257 } 257 }
258 258
259 void setInsertMark(Tree tree, TreeItem item, bool before) { 259 void setInsertMark(Tree tree, TreeItem item, bool before) {
260 if (item is insertItem && before is insertBefore) return; 260 if (item is insertItem && before is insertBefore) return;
261 insertItem = item; 261 insertItem = item;