Roo/grid/GridDragZone.js
[roojs1] / Roo / grid / GridDragZone.js
1 /*
2  * Based on:
3  * Ext JS Library 1.1.1
4  * Copyright(c) 2006-2007, Ext JS, LLC.
5  *
6  * Originally Released Under LGPL - original licence link has changed is not relivant.
7  *
8  * Fork - LGPL
9  * <script type="text/javascript">
10  */
11  
12 // private
13 // This is a support class used internally by the Grid components
14 Roo.grid.GridDragZone = function(grid, config){
15     this.view = grid.getView();
16     Roo.grid.GridDragZone.superclass.constructor.call(this, this.view.mainBody.dom, config);
17     if(this.view.lockedBody){
18         this.setHandleElId(Roo.id(this.view.mainBody.dom));
19         this.setOuterHandleElId(Roo.id(this.view.lockedBody.dom));
20     }
21     this.scroll = false;
22     this.grid = grid;
23     this.ddel = document.createElement('div');
24     this.ddel.className = 'x-grid-dd-wrap';
25 };
26
27 Roo.extend(Roo.grid.GridDragZone, Roo.dd.DragZone, {
28     ddGroup : "GridDD",
29
30     getDragData : function(e){
31         var t = Roo.lib.Event.getTarget(e);
32         var rowIndex = this.view.findRowIndex(t);
33         if(rowIndex !== false){
34             var sm = this.grid.selModel;
35             
36             // if editorgrid.. 
37             if (sm.getSelectedCell && (!sm.getSelectedCell() || (sm.getSelectedCell()[0] == rowIndex) ) {
38                 return;
39             }
40             
41             //if(!sm.isSelected(rowIndex) || e.hasModifier()){
42               //  
43             //}
44             if (e.hasModifier()){
45                 sm.handleMouseDown(e, t); // non modifier buttons are handled by row select.
46             }
47             
48             Roo.log("getDragData");
49             
50             return {
51                 grid: this.grid,
52                 ddel: this.ddel,
53                 rowIndex: rowIndex,
54                 selections:sm.getSelections ? sm.getSelections() : (
55                     sm.getSelectedCell() ? [ grid.ds.getAt(sm.getSelectedCell()[0]) ] : []
56                 )
57             };
58         }
59         return false;
60     },
61
62     onInitDrag : function(e){
63         var data = this.dragData;
64         this.ddel.innerHTML = this.grid.getDragDropText();
65         this.proxy.update(this.ddel);
66         // fire start drag?
67     },
68
69     afterRepair : function(){
70         this.dragging = false;
71     },
72
73     getRepairXY : function(e, data){
74         return false;
75     },
76
77     onEndDrag : function(data, e){
78         // fire end drag?
79     },
80
81     onValidDrop : function(dd, e, id){
82         // fire drag drop?
83         this.hideProxy();
84     },
85
86     beforeInvalidDrop : function(e, id){
87
88     }
89 });