/home/alan/gitlive/roojs1/Roo/bootstrap/Table/RowSelectionModel.js

X-Git-Url: http://git.roojs.org/?a=blobdiff_plain;f=docs%2Fsrc%2FRoo_bootstrap_Table_RowSelectionModel.js.html;fp=docs%2Fsrc%2FRoo_bootstrap_Table_RowSelectionModel.js.html;h=2e164966699b881548806c407e4cac622a02a5e4;hb=9ff8ded6bbbd258ecd646184ba26020874e2c085;hp=0000000000000000000000000000000000000000;hpb=2542b67d1a0768025056f2f330bfe50b64d1ad38;p=roojs1 diff --git a/docs/src/Roo_bootstrap_Table_RowSelectionModel.js.html b/docs/src/Roo_bootstrap_Table_RowSelectionModel.js.html new file mode 100644 index 0000000000..2e16496669 --- /dev/null +++ b/docs/src/Roo_bootstrap_Table_RowSelectionModel.js.html @@ -0,0 +1,499 @@ +/home/alan/gitlive/roojs1/Roo/bootstrap/Table/RowSelectionModel.js

+/**
+ * @extends Roo.bootstrap.Table.AbstractSelectionModel
+ * @class Roo.bootstrap.Table.RowSelectionModel
+ * The default SelectionModel used by {@link Roo.bootstrap.Table}.
+ * It supports multiple selections and keyboard selection/navigation. 
+ * @constructor
+ * @param {Object} config
+ */
+
+Roo.bootstrap.Table.RowSelectionModel = function(config){
+    Roo.apply(this, config);
+    this.selections = new Roo.util.MixedCollection(false, function(o){
+        return o.id;
+    });
+
+    this.last = false;
+    this.lastActive = false;
+
+    this.addEvents({
+        /**
+	     * @event selectionchange
+	     * Fires when the selection changes
+	     * @param {SelectionModel} this
+	     */
+	    "selectionchange" : true,
+        /**
+	     * @event afterselectionchange
+	     * Fires after the selection changes (eg. by key press or clicking)
+	     * @param {SelectionModel} this
+	     */
+	    "afterselectionchange" : true,
+        /**
+	     * @event beforerowselect
+	     * Fires when a row is selected being selected, return false to cancel.
+	     * @param {SelectionModel} this
+	     * @param {Number} rowIndex The selected index
+	     * @param {Boolean} keepExisting False if other selections will be cleared
+	     */
+	    "beforerowselect" : true,
+        /**
+	     * @event rowselect
+	     * Fires when a row is selected.
+	     * @param {SelectionModel} this
+	     * @param {Number} rowIndex The selected index
+	     * @param {Roo.data.Record} r The record
+	     */
+	    "rowselect" : true,
+        /**
+	     * @event rowdeselect
+	     * Fires when a row is deselected.
+	     * @param {SelectionModel} this
+	     * @param {Number} rowIndex The selected index
+	     */
+        "rowdeselect" : true
+    });
+    Roo.bootstrap.Table.RowSelectionModel.superclass.constructor.call(this);
+    this.locked = false;
+ };
+
+Roo.extend(Roo.bootstrap.Table.RowSelectionModel, Roo.bootstrap.Table.AbstractSelectionModel,  {
+    /**
+     * @cfg {Boolean} singleSelect
+     * True to allow selection of only one row at a time (defaults to false)
+     */
+    singleSelect : false,
+
+    // private
+    initEvents : function()
+    {
+
+        //if(!this.grid.enableDragDrop && !this.grid.enableDrag){
+        //    this.growclickrid.on("mousedown", this.handleMouseDown, this);
+        //}else{ // allow click to work like normal
+         //   this.grid.on("rowclick", this.handleDragableRowClick, this);
+        //}
+        //this.grid.on("rowdblclick", this.handleMouseDBClick, this);
+        this.grid.on("rowclick", this.handleMouseDown, this);
+
+        this.rowNav = new Roo.KeyNav(this.grid.getGridEl(), {
+            "up" : function(e){
+                if(!e.shiftKey){
+                    this.selectPrevious(e.shiftKey);
+                }else if(this.last !== false && this.lastActive !== false){
+                    var last = this.last;
+                    this.selectRange(this.last,  this.lastActive-1);
+                    this.grid.getView().focusRow(this.lastActive);
+                    if(last !== false){
+                        this.last = last;
+                    }
+                }else{
+                    this.selectFirstRow();
+                }
+                this.fireEvent("afterselectionchange", this);
+            },
+            "down" : function(e){
+                if(!e.shiftKey){
+                    this.selectNext(e.shiftKey);
+                }else if(this.last !== false && this.lastActive !== false){
+                    var last = this.last;
+                    this.selectRange(this.last,  this.lastActive+1);
+                    this.grid.getView().focusRow(this.lastActive);
+                    if(last !== false){
+                        this.last = last;
+                    }
+                }else{
+                    this.selectFirstRow();
+                }
+                this.fireEvent("afterselectionchange", this);
+            },
+            scope: this
+        });
+        this.grid.store.on('load', function(){
+            this.selections.clear();
+        },this);
+        /*
+        var view = this.grid.view;
+        view.on("refresh", this.onRefresh, this);
+        view.on("rowupdated", this.onRowUpdated, this);
+        view.on("rowremoved", this.onRemove, this);
+        */
+    },
+
+    // private
+    onRefresh : function()
+    {
+        var ds = this.grid.store, i, v = this.grid.view;
+        var s = this.selections;
+        s.each(function(r){
+            if((i = ds.indexOfId(r.id)) != -1){
+                v.onRowSelect(i);
+            }else{
+                s.remove(r);
+            }
+        });
+    },
+
+    // private
+    onRemove : function(v, index, r){
+        this.selections.remove(r);
+    },
+
+    // private
+    onRowUpdated : function(v, index, r){
+        if(this.isSelected(r)){
+            v.onRowSelect(index);
+        }
+    },
+
+    /**
+     * Select records.
+     * @param {Array} records The records to select
+     * @param {Boolean} keepExisting (optional) True to keep existing selections
+     */
+    selectRecords : function(records, keepExisting)
+    {
+        if(!keepExisting){
+            this.clearSelections();
+        }
+	    var ds = this.grid.store;
+        for(var i = 0, len = records.length; i < len; i++){
+            this.selectRow(ds.indexOf(records[i]), true);
+        }
+    },
+
+    /**
+     * Gets the number of selected rows.
+     * @return {Number}
+     */
+    getCount : function(){
+        return this.selections.length;
+    },
+
+    /**
+     * Selects the first row in the grid.
+     */
+    selectFirstRow : function(){
+        this.selectRow(0);
+    },
+
+    /**
+     * Select the last row.
+     * @param {Boolean} keepExisting (optional) True to keep existing selections
+     */
+    selectLastRow : function(keepExisting){
+        //this.selectRow(this.grid.dataSource.getCount() - 1, keepExisting);
+        this.selectRow(this.grid.store.getCount() - 1, keepExisting);
+    },
+
+    /**
+     * Selects the row immediately following the last selected row.
+     * @param {Boolean} keepExisting (optional) True to keep existing selections
+     */
+    selectNext : function(keepExisting)
+    {
+	    if(this.last !== false && (this.last+1) < this.grid.store.getCount()){
+            this.selectRow(this.last+1, keepExisting);
+            this.grid.getView().focusRow(this.last);
+        }
+    },
+
+    /**
+     * Selects the row that precedes the last selected row.
+     * @param {Boolean} keepExisting (optional) True to keep existing selections
+     */
+    selectPrevious : function(keepExisting){
+        if(this.last){
+            this.selectRow(this.last-1, keepExisting);
+            this.grid.getView().focusRow(this.last);
+        }
+    },
+
+    /**
+     * Returns the selected records
+     * @return {Array} Array of selected records
+     */
+    getSelections : function(){
+        return [].concat(this.selections.items);
+    },
+
+    /**
+     * Returns the first selected record.
+     * @return {Record}
+     */
+    getSelected : function(){
+        return this.selections.itemAt(0);
+    },
+
+
+    /**
+     * Clears all selections.
+     */
+    clearSelections : function(fast)
+    {
+        if(this.locked) {
+            return;
+        }
+        if(fast !== true){
+	        var ds = this.grid.store;
+            var s = this.selections;
+            s.each(function(r){
+                this.deselectRow(ds.indexOfId(r.id));
+            }, this);
+            s.clear();
+        }else{
+            this.selections.clear();
+        }
+        this.last = false;
+    },
+
+
+    /**
+     * Selects all rows.
+     */
+    selectAll : function(){
+        if(this.locked) {
+            return;
+        }
+        this.selections.clear();
+        for(var i = 0, len = this.grid.store.getCount(); i < len; i++){
+            this.selectRow(i, true);
+        }
+    },
+
+    /**
+     * Returns True if there is a selection.
+     * @return {Boolean}
+     */
+    hasSelection : function(){
+        return this.selections.length > 0;
+    },
+
+    /**
+     * Returns True if the specified row is selected.
+     * @param {Number/Record} record The record or index of the record to check
+     * @return {Boolean}
+     */
+    isSelected : function(index){
+	    var r = typeof index == "number" ? this.grid.store.getAt(index) : index;
+        return (r && this.selections.key(r.id) ? true : false);
+    },
+
+    /**
+     * Returns True if the specified record id is selected.
+     * @param {String} id The id of record to check
+     * @return {Boolean}
+     */
+    isIdSelected : function(id){
+        return (this.selections.key(id) ? true : false);
+    },
+
+
+    // private
+    handleMouseDBClick : function(e, t){
+
+    },
+    // private
+    handleMouseDown : function(e, t)
+    {
+	    var rowIndex = this.grid.headerShow  ? t.dom.rowIndex - 1 : t.dom.rowIndex ; // first row is header???
+        if(this.isLocked() || rowIndex < 0 ){
+            return;
+        };
+        if(e.shiftKey && this.last !== false){
+            var last = this.last;
+            this.selectRange(last, rowIndex, e.ctrlKey);
+            this.last = last; // reset the last
+            t.focus();
+
+        }else{
+            var isSelected = this.isSelected(rowIndex);
+            //Roo.log("select row:" + rowIndex);
+            if(isSelected){
+                this.deselectRow(rowIndex);
+            } else {
+		        this.selectRow(rowIndex, true);
+            }
+
+            /*
+                if(e.button !== 0 && isSelected){
+                alert('rowIndex 2: ' + rowIndex);
+                    view.focusRow(rowIndex);
+                }else if(e.ctrlKey && isSelected){
+                    this.deselectRow(rowIndex);
+                }else if(!isSelected){
+                    this.selectRow(rowIndex, e.button === 0 && (e.ctrlKey || e.shiftKey));
+                    view.focusRow(rowIndex);
+                }
+            */
+        }
+        this.fireEvent("afterselectionchange", this);
+    },
+    // private
+    handleDragableRowClick :  function(grid, rowIndex, e)
+    {
+        if(e.button === 0 && !e.shiftKey && !e.ctrlKey) {
+            this.selectRow(rowIndex, false);
+            grid.view.focusRow(rowIndex);
+             this.fireEvent("afterselectionchange", this);
+        }
+    },
+
+    /**
+     * Selects multiple rows.
+     * @param {Array} rows Array of the indexes of the row to select
+     * @param {Boolean} keepExisting (optional) True to keep existing selections
+     */
+    selectRows : function(rows, keepExisting){
+        if(!keepExisting){
+            this.clearSelections();
+        }
+        for(var i = 0, len = rows.length; i < len; i++){
+            this.selectRow(rows[i], true);
+        }
+    },
+
+    /**
+     * Selects a range of rows. All rows in between startRow and endRow are also selected.
+     * @param {Number} startRow The index of the first row in the range
+     * @param {Number} endRow The index of the last row in the range
+     * @param {Boolean} keepExisting (optional) True to retain existing selections
+     */
+    selectRange : function(startRow, endRow, keepExisting){
+        if(this.locked) {
+            return;
+        }
+        if(!keepExisting){
+            this.clearSelections();
+        }
+        if(startRow <= endRow){
+            for(var i = startRow; i <= endRow; i++){
+                this.selectRow(i, true);
+            }
+        }else{
+            for(var i = startRow; i >= endRow; i--){
+                this.selectRow(i, true);
+            }
+        }
+    },
+
+    /**
+     * Deselects a range of rows. All rows in between startRow and endRow are also deselected.
+     * @param {Number} startRow The index of the first row in the range
+     * @param {Number} endRow The index of the last row in the range
+     */
+    deselectRange : function(startRow, endRow, preventViewNotify){
+        if(this.locked) {
+            return;
+        }
+        for(var i = startRow; i <= endRow; i++){
+            this.deselectRow(i, preventViewNotify);
+        }
+    },
+
+    /**
+     * Selects a row.
+     * @param {Number} row The index of the row to select
+     * @param {Boolean} keepExisting (optional) True to keep existing selections
+     */
+    selectRow : function(index, keepExisting, preventViewNotify)
+    {
+	    if(this.locked || (index < 0 || index > this.grid.store.getCount())) {
+            return;
+        }
+        if(this.fireEvent("beforerowselect", this, index, keepExisting) !== false){
+            if(!keepExisting || this.singleSelect){
+                this.clearSelections();
+            }
+
+            var r = this.grid.store.getAt(index);
+            //console.log('selectRow - record id :' + r.id);
+
+            this.selections.add(r);
+            this.last = this.lastActive = index;
+            if(!preventViewNotify){
+                var proxy = new Roo.Element(
+                                this.grid.getRowDom(index)
+                );
+                proxy.addClass('bg-info info');
+            }
+            this.fireEvent("rowselect", this, index, r);
+            this.fireEvent("selectionchange", this);
+        }
+    },
+
+    /**
+     * Deselects a row.
+     * @param {Number} row The index of the row to deselect
+     */
+    deselectRow : function(index, preventViewNotify)
+    {
+        if(this.locked) {
+            return;
+        }
+        if(this.last == index){
+            this.last = false;
+        }
+        if(this.lastActive == index){
+            this.lastActive = false;
+        }
+
+        var r = this.grid.store.getAt(index);
+        if (!r) {
+            return;
+        }
+
+        this.selections.remove(r);
+        //.console.log('deselectRow - record id :' + r.id);
+        if(!preventViewNotify){
+
+    	    var proxy = new Roo.Element(
+                this.grid.getRowDom(index)
+            );
+            proxy.removeClass('bg-info info');
+        }
+        this.fireEvent("rowdeselect", this, index);
+        this.fireEvent("selectionchange", this);
+    },
+
+    // private
+    restoreLast : function(){
+        if(this._last){
+            this.last = this._last;
+        }
+    },
+
+    // private
+    acceptsNav : function(row, col, cm){
+        return !cm.isHidden(col) && cm.isCellEditable(col, row);
+    },
+
+    // private
+    onEditorKey : function(field, e){
+        var k = e.getKey(), newCell, g = this.grid, ed = g.activeEditor;
+        if(k == e.TAB){
+            e.stopEvent();
+            ed.completeEdit();
+            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);
+            }
+        }else if(k == e.ENTER && !e.ctrlKey){
+            e.stopEvent();
+            ed.completeEdit();
+            if(e.shiftKey){
+                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]);
+        }
+    }
+});
+
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