X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/25ef3491bd9ae007ff1fc2b0d7943e6eaaccf775..7a654f8d43fdb43d78b63d90528bed6e86b608cc:/docs/source/ColumnDD.html
diff --git a/docs/source/ColumnDD.html b/docs/source/ColumnDD.html
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-
-
- The source code
-
-
-
-
- /*!
- * Ext JS Library 3.0.3
- * Copyright(c) 2006-2009 Ext JS, LLC
- * licensing@extjs.com
- * http://www.extjs.com/license
- */
-// private
-// This is a support class used internally by the Grid components
-Ext.grid.HeaderDragZone = function(grid, hd, hd2){
- this.grid = grid;
- this.view = grid.getView();
- this.ddGroup = "gridHeader" + this.grid.getGridEl().id;
- Ext.grid.HeaderDragZone.superclass.constructor.call(this, hd);
- if(hd2){
- this.setHandleElId(Ext.id(hd));
- this.setOuterHandleElId(Ext.id(hd2));
- }
- this.scroll = false;
-};
-Ext.extend(Ext.grid.HeaderDragZone, Ext.dd.DragZone, {
- maxDragWidth: 120,
- getDragData : function(e){
- var t = Ext.lib.Event.getTarget(e);
- var h = this.view.findHeaderCell(t);
- if(h){
- return {ddel: h.firstChild, header:h};
- }
- return false;
- },
-
- onInitDrag : function(e){
- this.view.headersDisabled = true;
- var clone = this.dragData.ddel.cloneNode(true);
- clone.id = Ext.id();
- clone.style.width = Math.min(this.dragData.header.offsetWidth,this.maxDragWidth) + "px";
- this.proxy.update(clone);
- return true;
- },
-
- afterValidDrop : function(){
- var v = this.view;
- setTimeout(function(){
- v.headersDisabled = false;
- }, 50);
- },
-
- afterInvalidDrop : function(){
- var v = this.view;
- setTimeout(function(){
- v.headersDisabled = false;
- }, 50);
- }
-});
-
-// private
-// This is a support class used internally by the Grid components
-Ext.grid.HeaderDropZone = function(grid, hd, hd2){
- this.grid = grid;
- this.view = grid.getView();
- // split the proxies so they don't interfere with mouse events
- this.proxyTop = Ext.DomHelper.append(document.body, {
- cls:"col-move-top", html:" "
- }, true);
- this.proxyBottom = Ext.DomHelper.append(document.body, {
- cls:"col-move-bottom", html:" "
- }, true);
- this.proxyTop.hide = this.proxyBottom.hide = function(){
- this.setLeftTop(-100,-100);
- this.setStyle("visibility", "hidden");
- };
- this.ddGroup = "gridHeader" + this.grid.getGridEl().id;
- // temporarily disabled
- //Ext.dd.ScrollManager.register(this.view.scroller.dom);
- Ext.grid.HeaderDropZone.superclass.constructor.call(this, grid.getGridEl().dom);
-};
-Ext.extend(Ext.grid.HeaderDropZone, Ext.dd.DropZone, {
- proxyOffsets : [-4, -9],
- fly: Ext.Element.fly,
-
- getTargetFromEvent : function(e){
- var t = Ext.lib.Event.getTarget(e);
- var cindex = this.view.findCellIndex(t);
- if(cindex !== false){
- return this.view.getHeaderCell(cindex);
- }
- },
-
- nextVisible : function(h){
- var v = this.view, cm = this.grid.colModel;
- h = h.nextSibling;
- while(h){
- if(!cm.isHidden(v.getCellIndex(h))){
- return h;
- }
- h = h.nextSibling;
- }
- return null;
- },
-
- prevVisible : function(h){
- var v = this.view, cm = this.grid.colModel;
- h = h.prevSibling;
- while(h){
- if(!cm.isHidden(v.getCellIndex(h))){
- return h;
- }
- h = h.prevSibling;
- }
- return null;
- },
-
- positionIndicator : function(h, n, e){
- var x = Ext.lib.Event.getPageX(e);
- var r = Ext.lib.Dom.getRegion(n.firstChild);
- var px, pt, py = r.top + this.proxyOffsets[1];
- if((r.right - x) <= (r.right-r.left)/2){
- px = r.right+this.view.borderWidth;
- pt = "after";
- }else{
- px = r.left;
- pt = "before";
- }
-
- if(this.grid.colModel.isFixed(this.view.getCellIndex(n))){
- return false;
- }
-
- px += this.proxyOffsets[0];
- this.proxyTop.setLeftTop(px, py);
- this.proxyTop.show();
- if(!this.bottomOffset){
- this.bottomOffset = this.view.mainHd.getHeight();
- }
- this.proxyBottom.setLeftTop(px, py+this.proxyTop.dom.offsetHeight+this.bottomOffset);
- this.proxyBottom.show();
- return pt;
- },
-
- onNodeEnter : function(n, dd, e, data){
- if(data.header != n){
- this.positionIndicator(data.header, n, e);
- }
- },
-
- onNodeOver : function(n, dd, e, data){
- var result = false;
- if(data.header != n){
- result = this.positionIndicator(data.header, n, e);
- }
- if(!result){
- this.proxyTop.hide();
- this.proxyBottom.hide();
- }
- return result ? this.dropAllowed : this.dropNotAllowed;
- },
-
- onNodeOut : function(n, dd, e, data){
- this.proxyTop.hide();
- this.proxyBottom.hide();
- },
-
- onNodeDrop : function(n, dd, e, data){
- var h = data.header;
- if(h != n){
- var cm = this.grid.colModel;
- var x = Ext.lib.Event.getPageX(e);
- var r = Ext.lib.Dom.getRegion(n.firstChild);
- var pt = (r.right - x) <= ((r.right-r.left)/2) ? "after" : "before";
- var oldIndex = this.view.getCellIndex(h);
- var newIndex = this.view.getCellIndex(n);
- if(pt == "after"){
- newIndex++;
- }
- if(oldIndex < newIndex){
- newIndex--;
- }
- cm.moveColumn(oldIndex, newIndex);
- return true;
- }
- return false;
- }
-});
-
-
-Ext.grid.GridView.ColumnDragZone = function(grid, hd){
- Ext.grid.GridView.ColumnDragZone.superclass.constructor.call(this, grid, hd, null);
- this.proxy.el.addClass('x-grid3-col-dd');
-};
-
-Ext.extend(Ext.grid.GridView.ColumnDragZone, Ext.grid.HeaderDragZone, {
- handleMouseDown : function(e){
-
- },
-
- callHandleMouseDown : function(e){
- Ext.grid.GridView.ColumnDragZone.superclass.handleMouseDown.call(this, e);
- }
-});
-
-
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