Upgrade to ExtJS 4.0.0 - Released 04/26/2011
[extjs.git] / examples / ux / RowEditor.js
diff --git a/examples/ux/RowEditor.js b/examples/ux/RowEditor.js
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-/*!
- * Ext JS Library 3.2.2
- * Copyright(c) 2006-2010 Ext JS, Inc.
- * licensing@extjs.com
- * http://www.extjs.com/license
- */
-Ext.ns('Ext.ux.grid');
-
-/**
- * @class Ext.ux.grid.RowEditor
- * @extends Ext.Panel
- * Plugin (ptype = 'roweditor') that adds the ability to rapidly edit full rows in a grid.
- * A validation mode may be enabled which uses AnchorTips to notify the user of all
- * validation errors at once.
- *
- * @ptype roweditor
- */
-Ext.ux.grid.RowEditor = Ext.extend(Ext.Panel, {
-    floating: true,
-    shadow: false,
-    layout: 'hbox',
-    cls: 'x-small-editor',
-    buttonAlign: 'center',
-    baseCls: 'x-row-editor',
-    elements: 'header,footer,body',
-    frameWidth: 5,
-    buttonPad: 3,
-    clicksToEdit: 'auto',
-    monitorValid: true,
-    focusDelay: 250,
-    errorSummary: true,
-
-    saveText: 'Save',
-    cancelText: 'Cancel',
-    commitChangesText: 'You need to commit or cancel your changes',
-    errorText: 'Errors',
-
-    defaults: {
-        normalWidth: true
-    },
-
-    initComponent: function(){
-        Ext.ux.grid.RowEditor.superclass.initComponent.call(this);
-        this.addEvents(
-            /**
-             * @event beforeedit
-             * Fired before the row editor is activated.
-             * If the listener returns <tt>false</tt> the editor will not be activated.
-             * @param {Ext.ux.grid.RowEditor} roweditor This object
-             * @param {Number} rowIndex The rowIndex of the row just edited
-             */
-            'beforeedit',
-            /**
-             * @event canceledit
-             * Fired when the editor is cancelled.
-             * @param {Ext.ux.grid.RowEditor} roweditor This object
-             * @param {Boolean} forced True if the cancel button is pressed, false is the editor was invalid.
-             */
-            'canceledit',
-            /**
-             * @event validateedit
-             * Fired after a row is edited and passes validation.
-             * If the listener returns <tt>false</tt> changes to the record will not be set.
-             * @param {Ext.ux.grid.RowEditor} roweditor This object
-             * @param {Object} changes Object with changes made to the record.
-             * @param {Ext.data.Record} r The Record that was edited.
-             * @param {Number} rowIndex The rowIndex of the row just edited
-             */
-            'validateedit',
-            /**
-             * @event afteredit
-             * Fired after a row is edited and passes validation.  This event is fired
-             * after the store's update event is fired with this edit.
-             * @param {Ext.ux.grid.RowEditor} roweditor This object
-             * @param {Object} changes Object with changes made to the record.
-             * @param {Ext.data.Record} r The Record that was edited.
-             * @param {Number} rowIndex The rowIndex of the row just edited
-             */
-            'afteredit'
-        );
-    },
-
-    init: function(grid){
-        this.grid = grid;
-        this.ownerCt = grid;
-        if(this.clicksToEdit === 2){
-            grid.on('rowdblclick', this.onRowDblClick, this);
-        }else{
-            grid.on('rowclick', this.onRowClick, this);
-            if(Ext.isIE){
-                grid.on('rowdblclick', this.onRowDblClick, this);
-            }
-        }
-
-        // stopEditing without saving when a record is removed from Store.
-        grid.getStore().on('remove', function() {
-            this.stopEditing(false);
-        },this);
-
-        grid.on({
-            scope: this,
-            keydown: this.onGridKey,
-            columnresize: this.verifyLayout,
-            columnmove: this.refreshFields,
-            reconfigure: this.refreshFields,
-            beforedestroy : this.beforedestroy,
-            destroy : this.destroy,
-            bodyscroll: {
-                buffer: 250,
-                fn: this.positionButtons
-            }
-        });
-        grid.getColumnModel().on('hiddenchange', this.verifyLayout, this, {delay:1});
-        grid.getView().on('refresh', this.stopEditing.createDelegate(this, []));
-    },
-
-    beforedestroy: function() {
-        this.stopMonitoring();
-        this.grid.getStore().un('remove', this.onStoreRemove, this);
-        this.stopEditing(false);
-        Ext.destroy(this.btns, this.tooltip);
-    },
-
-    refreshFields: function(){
-        this.initFields();
-        this.verifyLayout();
-    },
-
-    isDirty: function(){
-        var dirty;
-        this.items.each(function(f){
-            if(String(this.values[f.id]) !== String(f.getValue())){
-                dirty = true;
-                return false;
-            }
-        }, this);
-        return dirty;
-    },
-
-    startEditing: function(rowIndex, doFocus){
-        if(this.editing && this.isDirty()){
-            this.showTooltip(this.commitChangesText);
-            return;
-        }
-        if(Ext.isObject(rowIndex)){
-            rowIndex = this.grid.getStore().indexOf(rowIndex);
-        }
-        if(this.fireEvent('beforeedit', this, rowIndex) !== false){
-            this.editing = true;
-            var g = this.grid, view = g.getView(),
-                row = view.getRow(rowIndex),
-                record = g.store.getAt(rowIndex);
-
-            this.record = record;
-            this.rowIndex = rowIndex;
-            this.values = {};
-            if(!this.rendered){
-                this.render(view.getEditorParent());
-            }
-            var w = Ext.fly(row).getWidth();
-            this.setSize(w);
-            if(!this.initialized){
-                this.initFields();
-            }
-            var cm = g.getColumnModel(), fields = this.items.items, f, val;
-            for(var i = 0, len = cm.getColumnCount(); i < len; i++){
-                val = this.preEditValue(record, cm.getDataIndex(i));
-                f = fields[i];
-                f.setValue(val);
-                this.values[f.id] = Ext.isEmpty(val) ? '' : val;
-            }
-            this.verifyLayout(true);
-            if(!this.isVisible()){
-                this.setPagePosition(Ext.fly(row).getXY());
-            } else{
-                this.el.setXY(Ext.fly(row).getXY(), {duration:0.15});
-            }
-            if(!this.isVisible()){
-                this.show().doLayout();
-            }
-            if(doFocus !== false){
-                this.doFocus.defer(this.focusDelay, this);
-            }
-        }
-    },
-
-    stopEditing : function(saveChanges){
-        this.editing = false;
-        if(!this.isVisible()){
-            return;
-        }
-        if(saveChanges === false || !this.isValid()){
-            this.hide();
-            this.fireEvent('canceledit', this, saveChanges === false);
-            return;
-        }
-        var changes = {},
-            r = this.record,
-            hasChange = false,
-            cm = this.grid.colModel,
-            fields = this.items.items;
-        for(var i = 0, len = cm.getColumnCount(); i < len; i++){
-            if(!cm.isHidden(i)){
-                var dindex = cm.getDataIndex(i);
-                if(!Ext.isEmpty(dindex)){
-                    var oldValue = r.data[dindex],
-                        value = this.postEditValue(fields[i].getValue(), oldValue, r, dindex);
-                    if(String(oldValue) !== String(value)){
-                        changes[dindex] = value;
-                        hasChange = true;
-                    }
-                }
-            }
-        }
-        if(hasChange && this.fireEvent('validateedit', this, changes, r, this.rowIndex) !== false){
-            r.beginEdit();
-            Ext.iterate(changes, function(name, value){
-                r.set(name, value);
-            });
-            r.endEdit();
-            this.fireEvent('afteredit', this, changes, r, this.rowIndex);
-        }
-        this.hide();
-    },
-
-    verifyLayout: function(force){
-        if(this.el && (this.isVisible() || force === true)){
-            var row = this.grid.getView().getRow(this.rowIndex);
-            this.setSize(Ext.fly(row).getWidth(), Ext.isIE ? Ext.fly(row).getHeight() + 9 : undefined);
-            var cm = this.grid.colModel, fields = this.items.items;
-            for(var i = 0, len = cm.getColumnCount(); i < len; i++){
-                if(!cm.isHidden(i)){
-                    var adjust = 0;
-                    if(i === (len - 1)){
-                        adjust += 3; // outer padding
-                    } else{
-                        adjust += 1;
-                    }
-                    fields[i].show();
-                    fields[i].setWidth(cm.getColumnWidth(i) - adjust);
-                } else{
-                    fields[i].hide();
-                }
-            }
-            this.doLayout();
-            this.positionButtons();
-        }
-    },
-
-    slideHide : function(){
-        this.hide();
-    },
-
-    initFields: function(){
-        var cm = this.grid.getColumnModel(), pm = Ext.layout.ContainerLayout.prototype.parseMargins;
-        this.removeAll(false);
-        for(var i = 0, len = cm.getColumnCount(); i < len; i++){
-            var c = cm.getColumnAt(i),
-                ed = c.getEditor();
-            if(!ed){
-                ed = c.displayEditor || new Ext.form.DisplayField();
-            }
-            if(i == 0){
-                ed.margins = pm('0 1 2 1');
-            } else if(i == len - 1){
-                ed.margins = pm('0 0 2 1');
-            } else{
-                if (Ext.isIE) {
-                    ed.margins = pm('0 0 2 0');
-                }
-                else {
-                    ed.margins = pm('0 1 2 0');
-                }
-            }
-            ed.setWidth(cm.getColumnWidth(i));
-            ed.column = c;
-            if(ed.ownerCt !== this){
-                ed.on('focus', this.ensureVisible, this);
-                ed.on('specialkey', this.onKey, this);
-            }
-            this.insert(i, ed);
-        }
-        this.initialized = true;
-    },
-
-    onKey: function(f, e){
-        if(e.getKey() === e.ENTER){
-            this.stopEditing(true);
-            e.stopPropagation();
-        }
-    },
-
-    onGridKey: function(e){
-        if(e.getKey() === e.ENTER && !this.isVisible()){
-            var r = this.grid.getSelectionModel().getSelected();
-            if(r){
-                var index = this.grid.store.indexOf(r);
-                this.startEditing(index);
-                e.stopPropagation();
-            }
-        }
-    },
-
-    ensureVisible: function(editor){
-        if(this.isVisible()){
-             this.grid.getView().ensureVisible(this.rowIndex, this.grid.colModel.getIndexById(editor.column.id), true);
-        }
-    },
-
-    onRowClick: function(g, rowIndex, e){
-        if(this.clicksToEdit == 'auto'){
-            var li = this.lastClickIndex;
-            this.lastClickIndex = rowIndex;
-            if(li != rowIndex && !this.isVisible()){
-                return;
-            }
-        }
-        this.startEditing(rowIndex, false);
-        this.doFocus.defer(this.focusDelay, this, [e.getPoint()]);
-    },
-
-    onRowDblClick: function(g, rowIndex, e){
-        this.startEditing(rowIndex, false);
-        this.doFocus.defer(this.focusDelay, this, [e.getPoint()]);
-    },
-
-    onRender: function(){
-        Ext.ux.grid.RowEditor.superclass.onRender.apply(this, arguments);
-        this.el.swallowEvent(['keydown', 'keyup', 'keypress']);
-        this.btns = new Ext.Panel({
-            baseCls: 'x-plain',
-            cls: 'x-btns',
-            elements:'body',
-            layout: 'table',
-            width: (this.minButtonWidth * 2) + (this.frameWidth * 2) + (this.buttonPad * 4), // width must be specified for IE
-            items: [{
-                ref: 'saveBtn',
-                itemId: 'saveBtn',
-                xtype: 'button',
-                text: this.saveText,
-                width: this.minButtonWidth,
-                handler: this.stopEditing.createDelegate(this, [true])
-            }, {
-                xtype: 'button',
-                text: this.cancelText,
-                width: this.minButtonWidth,
-                handler: this.stopEditing.createDelegate(this, [false])
-            }]
-        });
-        this.btns.render(this.bwrap);
-    },
-
-    afterRender: function(){
-        Ext.ux.grid.RowEditor.superclass.afterRender.apply(this, arguments);
-        this.positionButtons();
-        if(this.monitorValid){
-            this.startMonitoring();
-        }
-    },
-
-    onShow: function(){
-        if(this.monitorValid){
-            this.startMonitoring();
-        }
-        Ext.ux.grid.RowEditor.superclass.onShow.apply(this, arguments);
-    },
-
-    onHide: function(){
-        Ext.ux.grid.RowEditor.superclass.onHide.apply(this, arguments);
-        this.stopMonitoring();
-        this.grid.getView().focusRow(this.rowIndex);
-    },
-
-    positionButtons: function(){
-        if(this.btns){
-            var g = this.grid,
-                h = this.el.dom.clientHeight,
-                view = g.getView(),
-                scroll = view.scroller.dom.scrollLeft,
-                bw = this.btns.getWidth(),
-                width = Math.min(g.getWidth(), g.getColumnModel().getTotalWidth());
-
-            this.btns.el.shift({left: (width/2)-(bw/2)+scroll, top: h - 2, stopFx: true, duration:0.2});
-        }
-    },
-
-    // private
-    preEditValue : function(r, field){
-        var value = r.data[field];
-        return this.autoEncode && typeof value === 'string' ? Ext.util.Format.htmlDecode(value) : value;
-    },
-
-    // private
-    postEditValue : function(value, originalValue, r, field){
-        return this.autoEncode && typeof value == 'string' ? Ext.util.Format.htmlEncode(value) : value;
-    },
-
-    doFocus: function(pt){
-        if(this.isVisible()){
-            var index = 0,
-                cm = this.grid.getColumnModel(),
-                c;
-            if(pt){
-                index = this.getTargetColumnIndex(pt);
-            }
-            for(var i = index||0, len = cm.getColumnCount(); i < len; i++){
-                c = cm.getColumnAt(i);
-                if(!c.hidden && c.getEditor()){
-                    c.getEditor().focus();
-                    break;
-                }
-            }
-        }
-    },
-
-    getTargetColumnIndex: function(pt){
-        var grid = this.grid,
-            v = grid.view,
-            x = pt.left,
-            cms = grid.colModel.config,
-            i = 0,
-            match = false;
-        for(var len = cms.length, c; c = cms[i]; i++){
-            if(!c.hidden){
-                if(Ext.fly(v.getHeaderCell(i)).getRegion().right >= x){
-                    match = i;
-                    break;
-                }
-            }
-        }
-        return match;
-    },
-
-    startMonitoring : function(){
-        if(!this.bound && this.monitorValid){
-            this.bound = true;
-            Ext.TaskMgr.start({
-                run : this.bindHandler,
-                interval : this.monitorPoll || 200,
-                scope: this
-            });
-        }
-    },
-
-    stopMonitoring : function(){
-        this.bound = false;
-        if(this.tooltip){
-            this.tooltip.hide();
-        }
-    },
-
-    isValid: function(){
-        var valid = true;
-        this.items.each(function(f){
-            if(!f.isValid(true)){
-                valid = false;
-                return false;
-            }
-        });
-        return valid;
-    },
-
-    // private
-    bindHandler : function(){
-        if(!this.bound){
-            return false; // stops binding
-        }
-        var valid = this.isValid();
-        if(!valid && this.errorSummary){
-            this.showTooltip(this.getErrorText().join(''));
-        }
-        this.btns.saveBtn.setDisabled(!valid);
-        this.fireEvent('validation', this, valid);
-    },
-
-    lastVisibleColumn : function() {
-        var i = this.items.getCount() - 1,
-            c;
-        for(; i >= 0; i--) {
-            c = this.items.items[i];
-            if (!c.hidden) {
-                return c;
-            }
-        }
-    },
-
-    showTooltip: function(msg){
-        var t = this.tooltip;
-        if(!t){
-            t = this.tooltip = new Ext.ToolTip({
-                maxWidth: 600,
-                cls: 'errorTip',
-                width: 300,
-                title: this.errorText,
-                autoHide: false,
-                anchor: 'left',
-                anchorToTarget: true,
-                mouseOffset: [40,0]
-            });
-        }
-        var v = this.grid.getView(),
-            top = parseInt(this.el.dom.style.top, 10),
-            scroll = v.scroller.dom.scrollTop,
-            h = this.el.getHeight();
-
-        if(top + h >= scroll){
-            t.initTarget(this.lastVisibleColumn().getEl());
-            if(!t.rendered){
-                t.show();
-                t.hide();
-            }
-            t.body.update(msg);
-            t.doAutoWidth(20);
-            t.show();
-        }else if(t.rendered){
-            t.hide();
-        }
-    },
-
-    getErrorText: function(){
-        var data = ['<ul>'];
-        this.items.each(function(f){
-            if(!f.isValid(true)){
-                data.push('<li>', f.getActiveError(), '</li>');
-            }
-        });
-        data.push('</ul>');
-        return data;
-    }
-});
-Ext.preg('roweditor', Ext.ux.grid.RowEditor);