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Diffstat (limited to 'includes/js/dojo/dnd/Manager.js')
| -rw-r--r-- | includes/js/dojo/dnd/Manager.js | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/includes/js/dojo/dnd/Manager.js b/includes/js/dojo/dnd/Manager.js deleted file mode 100644 index 8044b42..0000000 --- a/includes/js/dojo/dnd/Manager.js +++ /dev/null @@ -1,180 +0,0 @@ -if(!dojo._hasResource["dojo.dnd.Manager"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code. -dojo._hasResource["dojo.dnd.Manager"] = true; -dojo.provide("dojo.dnd.Manager"); - -dojo.require("dojo.dnd.common"); -dojo.require("dojo.dnd.autoscroll"); -dojo.require("dojo.dnd.Avatar"); - -dojo.declare("dojo.dnd.Manager", null, { - // summary: the manager of DnD operations (usually a singleton) - constructor: function(){ - this.avatar = null; - this.source = null; - this.nodes = []; - this.copy = true; - this.target = null; - this.canDropFlag = false; - this.events = []; - }, - - // avatar's offset from the mouse - OFFSET_X: 16, - OFFSET_Y: 16, - - // methods - overSource: function(source){ - // summary: called when a source detected a mouse-over conditiion - // source: Object: the reporter - if(this.avatar){ - this.target = (source && source.targetState != "Disabled") ? source : null; - this.avatar.update(); - } - dojo.publish("/dnd/source/over", [source]); - }, - outSource: function(source){ - // summary: called when a source detected a mouse-out conditiion - // source: Object: the reporter - if(this.avatar){ - if(this.target == source){ - this.target = null; - this.canDropFlag = false; - this.avatar.update(); - dojo.publish("/dnd/source/over", [null]); - } - }else{ - dojo.publish("/dnd/source/over", [null]); - } - }, - startDrag: function(source, nodes, copy){ - // summary: called to initiate the DnD operation - // source: Object: the source which provides items - // nodes: Array: the list of transferred items - // copy: Boolean: copy items, if true, move items otherwise - this.source = source; - this.nodes = nodes; - this.copy = Boolean(copy); // normalizing to true boolean - this.avatar = this.makeAvatar(); - dojo.body().appendChild(this.avatar.node); - dojo.publish("/dnd/start", [source, nodes, this.copy]); - this.events = [ - dojo.connect(dojo.doc, "onmousemove", this, "onMouseMove"), - dojo.connect(dojo.doc, "onmouseup", this, "onMouseUp"), - dojo.connect(dojo.doc, "onkeydown", this, "onKeyDown"), - dojo.connect(dojo.doc, "onkeyup", this, "onKeyUp") - ]; - var c = "dojoDnd" + (copy ? "Copy" : "Move"); - dojo.addClass(dojo.body(), c); - }, - canDrop: function(flag){ - // summary: called to notify if the current target can accept items - var canDropFlag = Boolean(this.target && flag); - if(this.canDropFlag != canDropFlag){ - this.canDropFlag = canDropFlag; - this.avatar.update(); - } - }, - stopDrag: function(){ - // summary: stop the DnD in progress - dojo.removeClass(dojo.body(), "dojoDndCopy"); - dojo.removeClass(dojo.body(), "dojoDndMove"); - dojo.forEach(this.events, dojo.disconnect); - this.events = []; - this.avatar.destroy(); - this.avatar = null; - this.source = null; - this.nodes = []; - }, - makeAvatar: function(){ - // summary: makes the avatar, it is separate to be overwritten dynamically, if needed - return new dojo.dnd.Avatar(this); - }, - updateAvatar: function(){ - // summary: updates the avatar, it is separate to be overwritten dynamically, if needed - this.avatar.update(); - }, - // mouse event processors - onMouseMove: function(e){ - // summary: event processor for onmousemove - // e: Event: mouse event - var a = this.avatar; - if(a){ - //dojo.dnd.autoScrollNodes(e); - dojo.dnd.autoScroll(e); - var s = a.node.style; - s.left = (e.pageX + this.OFFSET_X) + "px"; - s.top = (e.pageY + this.OFFSET_Y) + "px"; - var copy = Boolean(this.source.copyState(dojo.dnd.getCopyKeyState(e))); - if(this.copy != copy){ - this._setCopyStatus(copy); - } - } - }, - onMouseUp: function(e){ - // summary: event processor for onmouseup - // e: Event: mouse event - if(this.avatar && (!("mouseButton" in this.source) || this.source.mouseButton == e.button)){ - if(this.target && this.canDropFlag){ - var params = [this.source, this.nodes, Boolean(this.source.copyState(dojo.dnd.getCopyKeyState(e))), this.target]; - dojo.publish("/dnd/drop/before", params); - dojo.publish("/dnd/drop", params); - }else{ - dojo.publish("/dnd/cancel"); - } - this.stopDrag(); - } - }, - // keyboard event processors - onKeyDown: function(e){ - // summary: event processor for onkeydown: - // watching for CTRL for copy/move status, watching for ESCAPE to cancel the drag - // e: Event: keyboard event - if(this.avatar){ - switch(e.keyCode){ - case dojo.keys.CTRL: - var copy = Boolean(this.source.copyState(true)); - if(this.copy != copy){ - this._setCopyStatus(copy); - } - break; - case dojo.keys.ESCAPE: - dojo.publish("/dnd/cancel"); - this.stopDrag(); - break; - } - } - }, - onKeyUp: function(e){ - // summary: event processor for onkeyup, watching for CTRL for copy/move status - // e: Event: keyboard event - if(this.avatar && e.keyCode == dojo.keys.CTRL){ - var copy = Boolean(this.source.copyState(false)); - if(this.copy != copy){ - this._setCopyStatus(copy); - } - } - }, - // utilities - _setCopyStatus: function(copy){ - // summary: changes the copy status - // copy: Boolean: the copy status - this.copy = copy; - this.source._markDndStatus(this.copy); - this.updateAvatar(); - dojo.removeClass(dojo.body(), "dojoDnd" + (this.copy ? "Move" : "Copy")); - dojo.addClass(dojo.body(), "dojoDnd" + (this.copy ? "Copy" : "Move")); - } -}); - -// summary: the manager singleton variable, can be overwritten, if needed -dojo.dnd._manager = null; - -dojo.dnd.manager = function(){ - // summary: returns the current DnD manager, creates one if it is not created yet - if(!dojo.dnd._manager){ - dojo.dnd._manager = new dojo.dnd.Manager(); - } - return dojo.dnd._manager; // Object -}; - -} |