- /**
- * Flag that indicates that either the drag pixel threshold or the
- * mousdown time threshold has been met
- * @property dragThreshMet
- * @type boolean
- * @private
- * @static
- */
- dragThreshMet: false,
-
- /**
- * Timeout used for the click time threshold
- * @property clickTimeout
- * @type Object
- * @private
- * @static
- */
- clickTimeout: null,
-
- /**
- * The X position of the mousedown event stored for later use when a
- * drag threshold is met.
- * @property startX
- * @type int
- * @private
- * @static
- */
- startX: 0,
-
- /**
- * The Y position of the mousedown event stored for later use when a
- * drag threshold is met.
- * @property startY
- * @type int
- * @private
- * @static
- */
- startY: 0,
-
- /**
- * Each DragDrop instance must be registered with the DragDropMgr.
- * This is executed in DragDrop.init()
- * @method regDragDrop
- * @param {DragDrop} oDD the DragDrop object to register
- * @param {String} sGroup the name of the group this element belongs to
- * @static
- */
- regDragDrop: function(oDD, sGroup) {
- if (!this.initialized) { this.init(); }
-
- if (!this.ids[sGroup]) {
- this.ids[sGroup] = {};
- }
- this.ids[sGroup][oDD.id] = oDD;
- },
-
- /**
- * Removes the supplied dd instance from the supplied group. Executed
- * by DragDrop.removeFromGroup, so don't call this function directly.
- * @method removeDDFromGroup
- * @private
- * @static
- */
- removeDDFromGroup: function(oDD, sGroup) {
- if (!this.ids[sGroup]) {
- this.ids[sGroup] = {};
- }
-
- var obj = this.ids[sGroup];
- if (obj && obj[oDD.id]) {
- delete obj[oDD.id];
- }
- },
-
- /**
- * Unregisters a drag and drop item. This is executed in
- * DragDrop.unreg, use that method instead of calling this directly.
- * @method _remove
- * @private
- * @static
- */
- _remove: function(oDD) {
- for (var g in oDD.groups) {
- if (g && this.ids[g][oDD.id]) {
- delete this.ids[g][oDD.id];
- }
- }
- delete this.handleIds[oDD.id];
- },
-
- /**
- * Each DragDrop handle element must be registered. This is done
- * automatically when executing DragDrop.setHandleElId()
- * @method regHandle
- * @param {String} sDDId the DragDrop id this element is a handle for
- * @param {String} sHandleId the id of the element that is the drag
- * handle
- * @static
- */
- regHandle: function(sDDId, sHandleId) {
- if (!this.handleIds[sDDId]) {
- this.handleIds[sDDId] = {};
- }
- this.handleIds[sDDId][sHandleId] = sHandleId;
- },
-
- /**
- * Utility function to determine if a given element has been
- * registered as a drag drop item.
- * @method isDragDrop
- * @param {String} id the element id to check
- * @return {boolean} true if this element is a DragDrop item,
- * false otherwise
- * @static
- */
- isDragDrop: function(id) {
- return ( this.getDDById(id) ) ? true : false;
- },
-
- /**
- * Returns the drag and drop instances that are in all groups the
- * passed in instance belongs to.
- * @method getRelated
- * @param {DragDrop} p_oDD the obj to get related data for
- * @param {boolean} bTargetsOnly if true, only return targetable objs
- * @return {DragDrop[]} the related instances
- * @static
- */
- getRelated: function(p_oDD, bTargetsOnly) {
- var oDDs = [];
- for (var i in p_oDD.groups) {
- for (j in this.ids[i]) {
- var dd = this.ids[i][j];
- if (! this.isTypeOfDD(dd)) {
- continue;
- }
- if (!bTargetsOnly || dd.isTarget) {
- oDDs[oDDs.length] = dd;
- }
- }
- }
-
- return oDDs;
- },
-
- /**
- * Returns true if the specified dd target is a legal target for
- * the specifice drag obj
- * @method isLegalTarget
- * @param {DragDrop} the drag obj
- * @param {DragDrop} the target
- * @return {boolean} true if the target is a legal target for the
- * dd obj
- * @static
- */
- isLegalTarget: function (oDD, oTargetDD) {
- var targets = this.getRelated(oDD, true);
- for (var i=0, len=targets.length;i<len;++i) {
- if (targets[i].id == oTargetDD.id) {
- return true;
- }
- }
-
- return false;
- },
-
- /**
- * My goal is to be able to transparently determine if an object is
- * typeof DragDrop, and the exact subclass of DragDrop. typeof
- * returns "object", oDD.constructor.toString() always returns
- * "DragDrop" and not the name of the subclass. So for now it just
- * evaluates a well-known variable in DragDrop.
- * @method isTypeOfDD
- * @param {Object} the object to evaluate
- * @return {boolean} true if typeof oDD = DragDrop
- * @static
- */
- isTypeOfDD: function (oDD) {
- return (oDD && oDD.__ygDragDrop);
- },
-
- /**
- * Utility function to determine if a given element has been
- * registered as a drag drop handle for the given Drag Drop object.
- * @method isHandle
- * @param {String} id the element id to check
- * @return {boolean} true if this element is a DragDrop handle, false
- * otherwise
- * @static
- */
- isHandle: function(sDDId, sHandleId) {
- return ( this.handleIds[sDDId] &&
- this.handleIds[sDDId][sHandleId] );
- },
-
- /**
- * Returns the DragDrop instance for a given id
- * @method getDDById
- * @param {String} id the id of the DragDrop object
- * @return {DragDrop} the drag drop object, null if it is not found
- * @static
- */
- getDDById: function(id) {
- for (var i in this.ids) {
- if (this.ids[i][id]) {
- return this.ids[i][id];
- }
- }
- return null;
- },
-
- /**
- * Fired after a registered DragDrop object gets the mousedown event.
- * Sets up the events required to track the object being dragged
- * @method handleMouseDown
- * @param {Event} e the event
- * @param oDD the DragDrop object being dragged
- * @private
- * @static
- */
- handleMouseDown: function(e, oDD) {
- if(Roo.QuickTips){
- Roo.QuickTips.disable();
- }
- this.currentTarget = e.getTarget();
-
- this.dragCurrent = oDD;
-
- var el = oDD.getEl();
-
- // track start position
- this.startX = e.getPageX();
- this.startY = e.getPageY();
-
- this.deltaX = this.startX - el.offsetLeft;
- this.deltaY = this.startY - el.offsetTop;
-
- this.dragThreshMet = false;
-
- this.clickTimeout = setTimeout(
- function() {
- var DDM = Roo.dd.DDM;
- DDM.startDrag(DDM.startX, DDM.startY);
- },
- this.clickTimeThresh );
- },
-
- /**
- * Fired when either the drag pixel threshol or the mousedown hold
- * time threshold has been met.
- * @method startDrag
- * @param x {int} the X position of the original mousedown
- * @param y {int} the Y position of the original mousedown
- * @static
- */
- startDrag: function(x, y) {
- clearTimeout(this.clickTimeout);
- if (this.dragCurrent) {
- this.dragCurrent.b4StartDrag(x, y);
- this.dragCurrent.startDrag(x, y);
- }
- this.dragThreshMet = true;
- },
-
- /**
- * Internal function to handle the mouseup event. Will be invoked
- * from the context of the document.
- * @method handleMouseUp
- * @param {Event} e the event
- * @private
- * @static
- */
- handleMouseUp: function(e) {
-
- if(Roo.QuickTips){
- Roo.QuickTips.enable();
- }
- if (! this.dragCurrent) {
- return;
- }
-
- clearTimeout(this.clickTimeout);
-
- if (this.dragThreshMet) {
- this.fireEvents(e, true);
- } else {
- }
-
- this.stopDrag(e);
-
- this.stopEvent(e);
- },
-
- /**
- * Utility to stop event propagation and event default, if these
- * features are turned on.
- * @method stopEvent
- * @param {Event} e the event as returned by this.getEvent()
- * @static
- */
- stopEvent: function(e){
- if(this.stopPropagation) {
- e.stopPropagation();
- }
-
- if (this.preventDefault) {
- e.preventDefault();
- }
- },
-
- /**
- * Internal function to clean up event handlers after the drag
- * operation is complete
- * @method stopDrag
- * @param {Event} e the event
- * @private
- * @static
- */
- stopDrag: function(e) {
- // Fire the drag end event for the item that was dragged
- if (this.dragCurrent) {
- if (this.dragThreshMet) {
- this.dragCurrent.b4EndDrag(e);
- this.dragCurrent.endDrag(e);
- }
-
- this.dragCurrent.onMouseUp(e);
- }
-
- this.dragCurrent = null;
- this.dragOvers = {};
- },
-
- /**
- * Internal function to handle the mousemove event. Will be invoked
- * from the context of the html element.
- *
- * @TODO figure out what we can do about mouse events lost when the
- * user drags objects beyond the window boundary. Currently we can
- * detect this in internet explorer by verifying that the mouse is
- * down during the mousemove event. Firefox doesn't give us the
- * button state on the mousemove event.
- * @method handleMouseMove
- * @param {Event} e the event
- * @private
- * @static
- */
- handleMouseMove: function(e) {
- if (! this.dragCurrent) {
- return true;
- }
-
- // var button = e.which || e.button;
-
- // check for IE mouseup outside of page boundary
- if (Roo.isIE && (e.button !== 0 && e.button !== 1 && e.button !== 2)) {
- this.stopEvent(e);
- return this.handleMouseUp(e);
- }
-
- if (!this.dragThreshMet) {
- var diffX = Math.abs(this.startX - e.getPageX());
- var diffY = Math.abs(this.startY - e.getPageY());
- if (diffX > this.clickPixelThresh ||
- diffY > this.clickPixelThresh) {
- this.startDrag(this.startX, this.startY);
- }
- }
-
- if (this.dragThreshMet) {
- this.dragCurrent.b4Drag(e);
- this.dragCurrent.onDrag(e);
- if(!this.dragCurrent.moveOnly){
- this.fireEvents(e, false);
- }
- }
-
- this.stopEvent(e);
-
- return true;
- },
-
- /**
- * Iterates over all of the DragDrop elements to find ones we are
- * hovering over or dropping on
- * @method fireEvents
- * @param {Event} e the event
- * @param {boolean} isDrop is this a drop op or a mouseover op?
- * @private
- * @static
- */
- fireEvents: function(e, isDrop) {
- var dc = this.dragCurrent;
-
- // If the user did the mouse up outside of the window, we could
- // get here even though we have ended the drag.
- if (!dc || dc.isLocked()) {
- return;
- }
-
- var pt = e.getPoint();
-
- // cache the previous dragOver array
- var oldOvers = [];
-
- var outEvts = [];
- var overEvts = [];
- var dropEvts = [];
- var enterEvts = [];
-
- // Check to see if the object(s) we were hovering over is no longer
- // being hovered over so we can fire the onDragOut event
- for (var i in this.dragOvers) {
-
- var ddo = this.dragOvers[i];
-
- if (! this.isTypeOfDD(ddo)) {
- continue;
- }
-
- if (! this.isOverTarget(pt, ddo, this.mode)) {
- outEvts.push( ddo );
- }
-
- oldOvers[i] = true;
- delete this.dragOvers[i];
- }
-
- for (var sGroup in dc.groups) {
-
- if ("string" != typeof sGroup) {
- continue;
- }
-
- for (i in this.ids[sGroup]) {
- var oDD = this.ids[sGroup][i];
- if (! this.isTypeOfDD(oDD)) {
- continue;
- }
-
- if (oDD.isTarget && !oDD.isLocked() && oDD != dc) {
- if (this.isOverTarget(pt, oDD, this.mode)) {
- // look for drop interactions
- if (isDrop) {
- dropEvts.push( oDD );
- // look for drag enter and drag over interactions
- } else {
-
- // initial drag over: dragEnter fires
- if (!oldOvers[oDD.id]) {
- enterEvts.push( oDD );
- // subsequent drag overs: dragOver fires
- } else {
- overEvts.push( oDD );
- }
-
- this.dragOvers[oDD.id] = oDD;
- }
- }
- }
- }
- }
-
- if (this.mode) {
- if (outEvts.length) {
- dc.b4DragOut(e, outEvts);
- dc.onDragOut(e, outEvts);
- }
-
- if (enterEvts.length) {
- dc.onDragEnter(e, enterEvts);
- }
-
- if (overEvts.length) {
- dc.b4DragOver(e, overEvts);
- dc.onDragOver(e, overEvts);
- }
-
- if (dropEvts.length) {
- dc.b4DragDrop(e, dropEvts);
- dc.onDragDrop(e, dropEvts);
- }
-
- } else {
- // fire dragout events
- var len = 0;
- for (i=0, len=outEvts.length; i<len; ++i) {
- dc.b4DragOut(e, outEvts[i].id);
- dc.onDragOut(e, outEvts[i].id);
- }
-
- // fire enter events
- for (i=0,len=enterEvts.length; i<len; ++i) {
- // dc.b4DragEnter(e, oDD.id);
- dc.onDragEnter(e, enterEvts[i].id);
- }
-
- // fire over events
- for (i=0,len=overEvts.length; i<len; ++i) {
- dc.b4DragOver(e, overEvts[i].id);
- dc.onDragOver(e, overEvts[i].id);
- }
-
- // fire drop events
- for (i=0, len=dropEvts.length; i<len; ++i) {
- dc.b4DragDrop(e, dropEvts[i].id);
- dc.onDragDrop(e, dropEvts[i].id);
- }
-
- }
-
- // notify about a drop that did not find a target
- if (isDrop && !dropEvts.length) {
- dc.onInvalidDrop(e);
- }
-
- },
-
- /**
- * Helper function for getting the best match from the list of drag
- * and drop objects returned by the drag and drop events when we are
- * in INTERSECT mode. It returns either the first object that the
- * cursor is over, or the object that has the greatest overlap with
- * the dragged element.
- * @method getBestMatch
- * @param {DragDrop[]} dds The array of drag and drop objects
- * targeted
- * @return {DragDrop} The best single match
- * @static
- */
- getBestMatch: function(dds) {
- var winner = null;
- // Return null if the input is not what we expect
- //if (!dds || !dds.length || dds.length == 0) {
- // winner = null;
- // If there is only one item, it wins
- //} else if (dds.length == 1) {
-
- var len = dds.length;
-
- if (len == 1) {
- winner = dds[0];
- } else {
- // Loop through the targeted items
- for (var i=0; i<len; ++i) {
- var dd = dds[i];
- // If the cursor is over the object, it wins. If the
- // cursor is over multiple matches, the first one we come
- // to wins.
- if (dd.cursorIsOver) {
- winner = dd;
- break;
- // Otherwise the object with the most overlap wins
- } else {
- if (!winner ||
- winner.overlap.getArea() < dd.overlap.getArea()) {
- winner = dd;
- }
- }
- }
- }
-
- return winner;
- },
-
- /**
- * Refreshes the cache of the top-left and bottom-right points of the
- * drag and drop objects in the specified group(s). This is in the
- * format that is stored in the drag and drop instance, so typical
- * usage is:
- * <code>
- * Roo.dd.DragDropMgr.refreshCache(ddinstance.groups);
- * </code>
- * Alternatively:
- * <code>
- * Roo.dd.DragDropMgr.refreshCache({group1:true, group2:true});
- * </code>
- * @TODO this really should be an indexed array. Alternatively this
- * method could accept both.
- * @method refreshCache
- * @param {Object} groups an associative array of groups to refresh
- * @static
- */
- refreshCache: function(groups) {
- for (var sGroup in groups) {
- if ("string" != typeof sGroup) {
- continue;
- }
- for (var i in this.ids[sGroup]) {
- var oDD = this.ids[sGroup][i];
-
- if (this.isTypeOfDD(oDD)) {
- // if (this.isTypeOfDD(oDD) && oDD.isTarget) {
- var loc = this.getLocation(oDD);
- if (loc) {
- this.locationCache[oDD.id] = loc;
- } else {
- delete this.locationCache[oDD.id];
- // this will unregister the drag and drop object if
- // the element is not in a usable state
- // oDD.unreg();
- }
- }
- }
- }
- },
-
- /**
- * This checks to make sure an element exists and is in the DOM. The
- * main purpose is to handle cases where innerHTML is used to remove
- * drag and drop objects from the DOM. IE provides an 'unspecified
- * error' when trying to access the offsetParent of such an element
- * @method verifyEl
- * @param {HTMLElement} el the element to check
- * @return {boolean} true if the element looks usable
- * @static
- */
- verifyEl: function(el) {
- if (el) {
- var parent;
- if(Roo.isIE){
- try{
- parent = el.offsetParent;
- }catch(e){}
- }else{
- parent = el.offsetParent;
- }
- if (parent) {
- return true;
- }
- }
-
- return false;
- },
-
- /**
- * Returns a Region object containing the drag and drop element's position
- * and size, including the padding configured for it
- * @method getLocation
- * @param {DragDrop} oDD the drag and drop object to get the
- * location for
- * @return {Roo.lib.Region} a Region object representing the total area
- * the element occupies, including any padding
- * the instance is configured for.
- * @static
- */
- getLocation: function(oDD) {
- if (! this.isTypeOfDD(oDD)) {
- return null;
- }
-
- var el = oDD.getEl(), pos, x1, x2, y1, y2, t, r, b, l;
-
- try {
- pos= Roo.lib.Dom.getXY(el);
- } catch (e) { }
-
- if (!pos) {
- return null;
- }
-
- x1 = pos[0];
- x2 = x1 + el.offsetWidth;
- y1 = pos[1];
- y2 = y1 + el.offsetHeight;
-
- t = y1 - oDD.padding[0];
- r = x2 + oDD.padding[1];
- b = y2 + oDD.padding[2];
- l = x1 - oDD.padding[3];
-
- return new Roo.lib.Region( t, r, b, l );
- },
-
- /**
- * Checks the cursor location to see if it over the target
- * @method isOverTarget
- * @param {Roo.lib.Point} pt The point to evaluate
- * @param {DragDrop} oTarget the DragDrop object we are inspecting
- * @return {boolean} true if the mouse is over the target
- * @private
- * @static
- */
- isOverTarget: function(pt, oTarget, intersect) {
- // use cache if available
- var loc = this.locationCache[oTarget.id];
- if (!loc || !this.useCache) {
- loc = this.getLocation(oTarget);
- this.locationCache[oTarget.id] = loc;
-
- }
-
- if (!loc) {
- return false;
- }
-
- oTarget.cursorIsOver = loc.contains( pt );
-
- // DragDrop is using this as a sanity check for the initial mousedown
- // in this case we are done. In POINT mode, if the drag obj has no
- // contraints, we are also done. Otherwise we need to evaluate the
- // location of the target as related to the actual location of the
- // dragged element.
- var dc = this.dragCurrent;
- if (!dc || !dc.getTargetCoord ||
- (!intersect && !dc.constrainX && !dc.constrainY)) {
- return oTarget.cursorIsOver;
- }
-
- oTarget.overlap = null;
-
- // Get the current location of the drag element, this is the
- // location of the mouse event less the delta that represents
- // where the original mousedown happened on the element. We
- // need to consider constraints and ticks as well.
- var pos = dc.getTargetCoord(pt.x, pt.y);
-
- var el = dc.getDragEl();
- var curRegion = new Roo.lib.Region( pos.y,
- pos.x + el.offsetWidth,
- pos.y + el.offsetHeight,
- pos.x );
-
- var overlap = curRegion.intersect(loc);
-
- if (overlap) {
- oTarget.overlap = overlap;
- return (intersect) ? true : oTarget.cursorIsOver;
- } else {
- return false;
- }
- },
-
- /**
- * unload event handler
- * @method _onUnload
- * @private
- * @static
- */
- _onUnload: function(e, me) {
- Roo.dd.DragDropMgr.unregAll();
- },
-
- /**
- * Cleans up the drag and drop events and objects.
- * @method unregAll
- * @private
- * @static
- */
- unregAll: function() {
-
- if (this.dragCurrent) {
- this.stopDrag();
- this.dragCurrent = null;
- }
-
- this._execOnAll("unreg", []);
-
- for (i in this.elementCache) {
- delete this.elementCache[i];
- }
-
- this.elementCache = {};
- this.ids = {};
- },
-
- /**
- * A cache of DOM elements
- * @property elementCache
- * @private
- * @static
- */
- elementCache: {},
-
- /**
- * Get the wrapper for the DOM element specified
- * @method getElWrapper
- * @param {String} id the id of the element to get
- * @return {Roo.dd.DDM.ElementWrapper} the wrapped element
- * @private
- * @deprecated This wrapper isn't that useful
- * @static
- */
- getElWrapper: function(id) {
- var oWrapper = this.elementCache[id];
- if (!oWrapper || !oWrapper.el) {
- oWrapper = this.elementCache[id] =
- new this.ElementWrapper(Roo.getDom(id));
- }
- return oWrapper;
- },
-
- /**
- * Returns the actual DOM element
- * @method getElement
- * @param {String} id the id of the elment to get
- * @return {Object} The element
- * @deprecated use Roo.getDom instead
- * @static
- */
- getElement: function(id) {
- return Roo.getDom(id);
- },
-
- /**
- * Returns the style property for the DOM element (i.e.,
- * document.getElById(id).style)
- * @method getCss
- * @param {String} id the id of the elment to get
- * @return {Object} The style property of the element
- * @deprecated use Roo.getDom instead
- * @static
- */
- getCss: function(id) {
- var el = Roo.getDom(id);
- return (el) ? el.style : null;
- },
-
- /**
- * Inner class for cached elements
- * @class DragDropMgr.ElementWrapper
- * @for DragDropMgr
- * @private
- * @deprecated
- */
- ElementWrapper: function(el) {
- /**
- * The element
- * @property el
- */
- this.el = el || null;
- /**
- * The element id
- * @property id
- */
- this.id = this.el && el.id;
- /**
- * A reference to the style property
- * @property css
- */
- this.css = this.el && el.style;
- },
-
- /**
- * Returns the X position of an html element
- * @method getPosX
- * @param el the element for which to get the position
- * @return {int} the X coordinate
- * @for DragDropMgr
- * @deprecated use Roo.lib.Dom.getX instead
- * @static
- */
- getPosX: function(el) {
- return Roo.lib.Dom.getX(el);
- },
-
- /**
- * Returns the Y position of an html element
- * @method getPosY
- * @param el the element for which to get the position
- * @return {int} the Y coordinate
- * @deprecated use Roo.lib.Dom.getY instead
- * @static
- */
- getPosY: function(el) {
- return Roo.lib.Dom.getY(el);
- },
-
- /**
- * Swap two nodes. In IE, we use the native method, for others we
- * emulate the IE behavior
- * @method swapNode
- * @param n1 the first node to swap
- * @param n2 the other node to swap
- * @static
- */
- swapNode: function(n1, n2) {
- if (n1.swapNode) {
- n1.swapNode(n2);
- } else {
- var p = n2.parentNode;
- var s = n2.nextSibling;
-
- if (s == n1) {
- p.insertBefore(n1, n2);
- } else if (n2 == n1.nextSibling) {
- p.insertBefore(n2, n1);
- } else {
- n1.parentNode.replaceChild(n2, n1);
- p.insertBefore(n1, s);
- }
- }
- },
-
- /**
- * Returns the current scroll position
- * @method getScroll
- * @private
- * @static
- */
- getScroll: function () {
- var t, l, dde=document.documentElement, db=document.body;
- if (dde && (dde.scrollTop || dde.scrollLeft)) {
- t = dde.scrollTop;
- l = dde.scrollLeft;
- } else if (db) {
- t = db.scrollTop;
- l = db.scrollLeft;
- } else {
-
- }
- return { top: t, left: l };
- },
-
- /**
- * Returns the specified element style property
- * @method getStyle
- * @param {HTMLElement} el the element
- * @param {string} styleProp the style property
- * @return {string} The value of the style property
- * @deprecated use Roo.lib.Dom.getStyle
- * @static
- */
- getStyle: function(el, styleProp) {
- return Roo.fly(el).getStyle(styleProp);
- },
-
- /**
- * Gets the scrollTop
- * @method getScrollTop
- * @return {int} the document's scrollTop
- * @static
- */
- getScrollTop: function () { return this.getScroll().top; },
-
- /**
- * Gets the scrollLeft
- * @method getScrollLeft
- * @return {int} the document's scrollTop
- * @static
- */
- getScrollLeft: function () { return this.getScroll().left; },
-
- /**
- * Sets the x/y position of an element to the location of the
- * target element.
- * @method moveToEl
- * @param {HTMLElement} moveEl The element to move
- * @param {HTMLElement} targetEl The position reference element
- * @static
- */
- moveToEl: function (moveEl, targetEl) {
- var aCoord = Roo.lib.Dom.getXY(targetEl);
- Roo.lib.Dom.setXY(moveEl, aCoord);
- },
-
- /**
- * Numeric array sort function
- * @method numericSort
- * @static
- */
- numericSort: function(a, b) { return (a - b); },
-
- /**
- * Internal counter
- * @property _timeoutCount
- * @private
- * @static
- */
- _timeoutCount: 0,
-
- /**
- * Trying to make the load order less important. Without this we get
- * an error if this file is loaded before the Event Utility.
- * @method _addListeners
- * @private
- * @static
- */
- _addListeners: function() {
- var DDM = Roo.dd.DDM;
- if ( Roo.lib.Event && document ) {
- DDM._onLoad();
- } else {
- if (DDM._timeoutCount > 2000) {
- } else {
- setTimeout(DDM._addListeners, 10);
- if (document && document.body) {
- DDM._timeoutCount += 1;
- }
- }
- }
- },
-
- /**
- * Recursively searches the immediate parent and all child nodes for
- * the handle element in order to determine wheter or not it was
- * clicked.
- * @method handleWasClicked
- * @param node the html element to inspect
- * @static
- */
- handleWasClicked: function(node, id) {
- if (this.isHandle(id, node.id)) {
- return true;
- } else {
- // check to see if this is a text node child of the one we want
- var p = node.parentNode;
-
- while (p) {
- if (this.isHandle(id, p.id)) {
- return true;
- } else {
- p = p.parentNode;
- }
- }
- }
-
- return false;