grid.js

ext-2.3.0

this.fireEvent("rowselect",this,index,r);this.fireEvent("selectionchange",this);}},deselectRow:function(index,preventViewNotify){if(this.isLocked())return;if(this.last==index){this.last=false;}
if(this.lastActive==index){this.lastActive=false;}
var r=this.grid.store.getAt(index);if(r){this.selections.remove(r);if(!preventViewNotify){this.grid.getView().onRowDeselect(index);}
this.fireEvent("rowdeselect",this,index,r);this.fireEvent("selectionchange",this);}},restoreLast:function(){if(this._last){this.last=this._last;}},acceptsNav:function(row,col,cm){return!cm.isHidden(col)&&cm.isCellEditable(col,row);},onEditorKey:function(field,e){var k=e.getKey(),newCell,g=this.grid,ed=g.activeEditor;var shift=e.shiftKey;if(k==e.TAB){e.stopEvent();ed.completeEdit();if(shift){newCell=g.walkCells(ed.row,ed.col-1,-1,this.acceptsNav,this);}else{newCell=g.walkCells(ed.row,ed.col+1,1,this.acceptsNav,this);}}else if(k==e.ENTER){e.stopEvent();ed.completeEdit();if(this.moveEditorOnEnter!==false){if(shift){newCell=g.walkCells(ed.row-1,ed.col,-1,this.acceptsNav,this);}else{newCell=g.walkCells(ed.row+1,ed.col,1,this.acceptsNav,this);}}}else if(k==e.ESC){ed.cancelEdit();}
if(newCell){g.startEditing(newCell[0],newCell[1]);}},destroy:function(){if(this.rowNav){this.rowNav.disable();this.rowNav=null;}
Ext.grid.RowSelectionModel.superclass.destroy.call(this);}});

Ext.grid.CellSelectionModel=function(config){Ext.apply(this,config);this.selection=null;this.addEvents("beforecellselect","cellselect","selectionchange");Ext.grid.CellSelectionModel.superclass.constructor.call(this);};Ext.extend(Ext.grid.CellSelectionModel,Ext.grid.AbstractSelectionModel,{initEvents:function(){this.grid.on("cellmousedown",this.handleMouseDown,this);this.grid.getGridEl().on(Ext.isIE||(Ext.isWebKit&&!Ext.isSafari2)?"keydown":"keypress",this.handleKeyDown,this);var view=this.grid.view;view.on("refresh",this.onViewChange,this);view.on("rowupdated",this.onRowUpdated,this);view.on("beforerowremoved",this.clearSelections,this);view.on("beforerowsinserted",this.clearSelections,this);if(this.grid.isEditor){this.grid.on("beforeedit",this.beforeEdit,this);}},beforeEdit:function(e){this.select(e.row,e.column,false,true,e.record);},onRowUpdated:function(v,index,r){if(this.selection&&this.selection.record==r){v.onCellSelect(index,this.selection.cell[1]);}},onViewChange:function(){this.clearSelections(true);},getSelectedCell:function(){return this.selection?this.selection.cell:null;},clearSelections:function(preventNotify){var s=this.selection;if(s){if(preventNotify!==true){this.grid.view.onCellDeselect(s.cell[0],s.cell[1]);}
this.selection=null;this.fireEvent("selectionchange",this,null);}},hasSelection:function(){return this.selection?true:false;},handleMouseDown:function(g,row,cell,e){if(e.button!==0||this.isLocked()){return;};this.select(row,cell);},select:function(rowIndex,colIndex,preventViewNotify,preventFocus,r){if(this.fireEvent("beforecellselect",this,rowIndex,colIndex)!==false){this.clearSelections();r=r||this.grid.store.getAt(rowIndex);this.selection={record:r,cell:[rowIndex,colIndex]};if(!preventViewNotify){var v=this.grid.getView();v.onCellSelect(rowIndex,colIndex);if(preventFocus!==true){v.focusCell(rowIndex,colIndex);}}
this.fireEvent("cellselect",this,rowIndex,colIndex);this.fireEvent("selectionchange",this,this.selection);}},isSelectable:function(rowIndex,colIndex,cm){return!cm.isHidden(colIndex);},handleKeyDown:function(e){if(!e.isNavKeyPress()){return;}
var g=this.grid,s=this.selection;if(!s){e.stopEvent();var cell=g.walkCells(0,0,1,this.isSelectable,this);if(cell){this.select(cell[0],cell[1]);}
return;}
var sm=this;var walk=function(row,col,step){return g.walkCells(row,col,step,sm.isSelectable,sm);};var k=e.getKey(),r=s.cell[0],c=s.cell[1];var newCell;switch(k){case e.TAB:if(e.shiftKey){newCell=walk(r,c-1,-1);}else{newCell=walk(r,c+1,1);}
break;case e.DOWN:newCell=walk(r+1,c,1);break;case e.UP:newCell=walk(r-1,c,-1);break;case e.RIGHT:newCell=walk(r,c+1,1);break;case e.LEFT:newCell=walk(r,c-1,-1);break;case e.ENTER:if(g.isEditor&&!g.editing){g.startEditing(r,c);e.stopEvent();return;}
break;};if(newCell){this.select(newCell[0],newCell[1]);e.stopEvent();}},acceptsNav:function(row,col,cm){return!cm.isHidden(col)&&cm.isCellEditable(col,row);},onEditorKey:function(field,e){var k=e.getKey(),newCell,g=this.grid,ed=g.activeEditor;if(k==e.TAB){if(e.shiftKey){newCell=g.walkCells(ed.row,ed.col-1,-1,this.acceptsNav,this);}else{newCell=g.walkCells(ed.row,ed.col+1,1,this.acceptsNav,this);}
e.stopEvent();}else if(k==e.ENTER){ed.completeEdit();e.stopEvent();}else if(k==e.ESC){e.stopEvent();ed.cancelEdit();}
if(newCell){g.startEditing(newCell[0],newCell[1]);}}});

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);}});Ext.grid.HeaderDropZone=function(grid,hd,hd2){this.grid=grid;this.view=grid.getView();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;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";}
var oldIndex=this.view.getCellIndex(h);var newIndex=this.view.getCellIndex(n);if(this.grid.colModel.isFixed(newIndex)){return false;}
var locked=this.grid.colModel.isLocked(newIndex);if(pt=="after"){newIndex++;}
if(oldIndex<newIndex){newIndex--;}
if(oldIndex==newIndex&&(locked==this.grid.colModel.isLocked(oldIndex))){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);var locked=cm.isLocked(newIndex);if(pt=="after"){newIndex++;}
if(oldIndex<newIndex){newIndex--;}
if(oldIndex==newIndex&&(locked==cm.isLocked(oldIndex))){return false;}
cm.setLocked(oldIndex,locked,true);cm.moveColumn(oldIndex,newIndex);this.grid.fireEvent("columnmove",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);}});

Ext.grid.SplitDragZone=function(grid,hd,hd2){this.grid=grid;this.view=grid.getView();this.proxy=this.view.resizeProxy;Ext.grid.SplitDragZone.superclass.constructor.call(this,hd,"gridSplitters"+this.grid.getGridEl().id,{dragElId:Ext.id(this.proxy.dom),resizeFrame:false});this.setHandleElId(Ext.id(hd));this.setOuterHandleElId(Ext.id(hd2));this.scroll=false;};Ext.extend(Ext.grid.SplitDragZone,Ext.dd.DDProxy,{fly:Ext.Element.fly,b4StartDrag:function(x,y){this.view.headersDisabled=true;this.proxy.setHeight(this.view.mainWrap.getHeight());var w=this.cm.getColumnWidth(this.cellIndex);var minw=Math.max(w-this.grid.minColumnWidth,0);this.resetConstraints();this.setXConstraint(minw,1000);this.setYConstraint(0,0);this.minX=x-minw;this.maxX=x+1000;this.startPos=x;Ext.dd.DDProxy.prototype.b4StartDrag.call(this,x,y);},handleMouseDown:function(e){ev=Ext.EventObject.setEvent(e);var t=this.fly(ev.getTarget());if(t.hasClass("x-grid-split")){this.cellIndex=this.view.getCellIndex(t.dom);this.split=t.dom;this.cm=this.grid.colModel;if(this.cm.isResizable(this.cellIndex)&&!this.cm.isFixed(this.cellIndex)){Ext.grid.SplitDragZone.superclass.handleMouseDown.apply(this,arguments);}}},endDrag:function(e){this.view.headersDisabled=false;var endX=Math.max(this.minX,Ext.lib.Event.getPageX(e));var diff=endX-this.startPos;this.view.onColumnSplitterMoved(this.cellIndex,this.cm.getColumnWidth(this.cellIndex)+diff);},autoOffset:function(){this.setDelta(0,0);}});

Ext.grid.GridDragZone=function(grid,config){this.view=grid.getView();Ext.grid.GridDragZone.superclass.constructor.call(this,this.view.mainBody.dom,config);if(this.view.lockedBody){this.setHandleElId(Ext.id(this.view.mainBody.dom));this.setOuterHandleElId(Ext.id(this.view.lockedBody.dom));}
this.scroll=false;this.grid=grid;this.ddel=document.createElement('div');this.ddel.className='x-grid-dd-wrap';};Ext.extend(Ext.grid.GridDragZone,Ext.dd.DragZone,{ddGroup:"GridDD",getDragData:function(e){var t=Ext.lib.Event.getTarget(e);var rowIndex=this.view.findRowIndex(t);if(rowIndex!==false){var sm=this.grid.selModel;if(!sm.isSelected(rowIndex)||e.hasModifier()){sm.handleMouseDown(this.grid,rowIndex,e);}
return{grid:this.grid,ddel:this.ddel,rowIndex:rowIndex,selections:sm.getSelections()};}
return false;},onInitDrag:function(e){var data=this.dragData;this.ddel.innerHTML=this.grid.getDragDropText();this.proxy.update(this.ddel);},afterRepair:function(){this.dragging=false;},getRepairXY:function(e,data){return false;},onEndDrag:function(data,e){},onValidDrop:function(dd,e,id){this.hideProxy();},beforeInvalidDrop:function(e,id){}});