Ticket #567: selection.patch

lib/OpenLayers/Handler/Drag.js

@@ -16 +16 @@
-     * When a mousedown event is received, we want to record it, but not set 
-     * 'dragging' until the mouse moves after starting. 
-     * 
-b
+B
-     **/
-    started: false,
-    
-b
-null
+B
+false
-
-    /** @type OpenLayers.Pixel **/
-    start: null,
@@ -40 +40 @@
-        OpenLayers.Handler.prototype.initialize.apply(this, arguments);
-    },
-    
+    /**
+     * Handle mousedown events
+     * @param {Event} evt
+     * @type Boolean
+     * @return Should the event propagate
+     */
-    mousedown: function (evt) {
-        if (this.checkModifiers(evt) && OpenLayers.Event.isLeftClick(evt)) {
-            this.started = true;
-null
+false
-            this.start = evt.xy.clone();
-            // TBD replace with CSS classes
-            this.map.div.style.cursor = "move";
@@ -51 +57 @@
-            OpenLayers.Event.stop(evt);
-            return false;
-        }
+        return true;
-    },
-
+    /**
+     * Handle mousemove events
+     * @param {Event} evt
+     * @type Boolean
+     * @return Should the event propagate
+     */
-    mousemove: function (evt) {
-        if (this.started) {
-            this.dragging = true;
-            this.callback("move", [evt.xy]);
+            if(document.onselectstart) {
+                if(!this.oldOnselectstart) {
+                    this.oldOnselectstart = document.onselectstart;
+                    document.onselectstart = function() {return false;}
+                }
+            }
-        }
+        return true;
-    },
-
+    /**
+     * Handle mouseup events
+     * @param {Event} evt
+     * @type Boolean
+     * @return Should the event propagate
+     */
-    mouseup: function (evt) {
-        if (this.started) {
-
+
+
-            // TBD replace with CSS classes
-            this.map.div.style.cursor = "default";
-            this.callback("up", [evt.xy]);
+            if(document.onselectstart) {
+                document.onselectstart = this.oldOnselectstart;
+            }
-        }
+        return true;
-    },
-
+    /**
+     * Handle mouseout events
+     * @param {Event} evt
+     * @type Boolean
+     * @return Should the event propagate
+     */
-    mouseout: function (evt) {
-        if (this.started && OpenLayers.Util.mouseLeft(evt, this.map.div)) {
-            this.started = false; 
-null
+false
-            // TBD replace with CSS classes
-            this.map.div.style.cursor = "default";
-            this.callback("out", []);
+            if(document.onselectstart) {
+                document.onselectstart = this.oldOnselectstart;
+            }
-        }
+        return true;
-    },
-
-    /**
+     * The drag handler captures the click event.  If something else registers
+     * for clicks on the same element, its listener will not be called after a
+     * drag.
-     * @param {Event} evt
-     * 
-     * @type Boolean
+     * @return Should the event propagate
-     */
-    click: function (evt) {
-        // throw away the first left click event that happens after a mouse up
- != null
-null
+
+true
-            return false; 
-        }
-        this.started = false;
+        return true;
-    },
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-    },
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-    },
-
-    /** @final @type String */