X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/6e39d509471fe9b4e2660e0d1631b350d0c66f40..7a654f8d43fdb43d78b63d90528bed6e86b608cc:/src/widgets/form/CheckboxGroup.js

diff --git a/src/widgets/form/CheckboxGroup.js b/src/widgets/form/CheckboxGroup.js
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-/*!
- * Ext JS Library 3.1.0
- * Copyright(c) 2006-2009 Ext JS, LLC
- * licensing@extjs.com
- * http://www.extjs.com/license
- */
-/**
- * @class Ext.form.CheckboxGroup
- * @extends Ext.form.Field
- * <p>A grouping container for {@link Ext.form.Checkbox} controls.</p>
- * <p>Sample usage:</p>
- * <pre><code>
-var myCheckboxGroup = new Ext.form.CheckboxGroup({
-    id:'myGroup',
-    xtype: 'checkboxgroup',
-    fieldLabel: 'Single Column',
-    itemCls: 'x-check-group-alt',
-    // Put all controls in a single column with width 100%
-    columns: 1,
-    items: [
-        {boxLabel: 'Item 1', name: 'cb-col-1'},
-        {boxLabel: 'Item 2', name: 'cb-col-2', checked: true},
-        {boxLabel: 'Item 3', name: 'cb-col-3'}
-    ]
-});
- * </code></pre>
- * @constructor
- * Creates a new CheckboxGroup
- * @param {Object} config Configuration options
- * @xtype checkboxgroup
- */
-Ext.form.CheckboxGroup = Ext.extend(Ext.form.Field, {
-    /**
-     * @cfg {Array} items An Array of {@link Ext.form.Checkbox Checkbox}es or Checkbox config objects
-     * to arrange in the group.
-     */
-    /**
-     * @cfg {String/Number/Array} columns Specifies the number of columns to use when displaying grouped
-     * checkbox/radio controls using automatic layout.  This config can take several types of values:
-     * <ul><li><b>'auto'</b> : <p class="sub-desc">The controls will be rendered one per column on one row and the width
-     * of each column will be evenly distributed based on the width of the overall field container. This is the default.</p></li>
-     * <li><b>Number</b> : <p class="sub-desc">If you specific a number (e.g., 3) that number of columns will be
-     * created and the contained controls will be automatically distributed based on the value of {@link #vertical}.</p></li>
-     * <li><b>Array</b> : Object<p class="sub-desc">You can also specify an array of column widths, mixing integer
-     * (fixed width) and float (percentage width) values as needed (e.g., [100, .25, .75]). Any integer values will
-     * be rendered first, then any float values will be calculated as a percentage of the remaining space. Float
-     * values do not have to add up to 1 (100%) although if you want the controls to take up the entire field
-     * container you should do so.</p></li></ul>
-     */
-    columns : 'auto',
-    /**
-     * @cfg {Boolean} vertical True to distribute contained controls across columns, completely filling each column
-     * top to bottom before starting on the next column.  The number of controls in each column will be automatically
-     * calculated to keep columns as even as possible.  The default value is false, so that controls will be added
-     * to columns one at a time, completely filling each row left to right before starting on the next row.
-     */
-    vertical : false,
-    /**
-     * @cfg {Boolean} allowBlank False to validate that at least one item in the group is checked (defaults to true).
-     * If no items are selected at validation time, {@link @blankText} will be used as the error text.
-     */
-    allowBlank : true,
-    /**
-     * @cfg {String} blankText Error text to display if the {@link #allowBlank} validation fails (defaults to "You must
-     * select at least one item in this group")
-     */
-    blankText : "You must select at least one item in this group",
-
-    // private
-    defaultType : 'checkbox',
-
-    // private
-    groupCls : 'x-form-check-group',
-
-    // private
-    initComponent: function(){
-        this.addEvents(
-            /**
-             * @event change
-             * Fires when the state of a child checkbox changes.
-             * @param {Ext.form.CheckboxGroup} this
-             * @param {Array} checked An array containing the checked boxes.
-             */
-            'change'
-        );
-        this.on('change', this.validate, this);
-        Ext.form.CheckboxGroup.superclass.initComponent.call(this);
-    },
-
-    // private
-    onRender : function(ct, position){
-        if(!this.el){
-            var panelCfg = {
-                autoEl: {
-                    id: this.id
-                },
-                cls: this.groupCls,
-                layout: 'column',
-                renderTo: ct,
-                bufferResize: false // Default this to false, since it doesn't really have a proper ownerCt.
-            };
-            var colCfg = {
-                xtype: 'container',
-                defaultType: this.defaultType,
-                layout: 'form',
-                defaults: {
-                    hideLabel: true,
-                    anchor: '100%'
-                }
-            };
-
-            if(this.items[0].items){
-
-                // The container has standard ColumnLayout configs, so pass them in directly
-
-                Ext.apply(panelCfg, {
-                    layoutConfig: {columns: this.items.length},
-                    defaults: this.defaults,
-                    items: this.items
-                });
-                for(var i=0, len=this.items.length; i<len; i++){
-                    Ext.applyIf(this.items[i], colCfg);
-                }
-
-            }else{
-
-                // The container has field item configs, so we have to generate the column
-                // panels first then move the items into the columns as needed.
-
-                var numCols, cols = [];
-
-                if(typeof this.columns == 'string'){ // 'auto' so create a col per item
-                    this.columns = this.items.length;
-                }
-                if(!Ext.isArray(this.columns)){
-                    var cs = [];
-                    for(var i=0; i<this.columns; i++){
-                        cs.push((100/this.columns)*.01); // distribute by even %
-                    }
-                    this.columns = cs;
-                }
-
-                numCols = this.columns.length;
-
-                // Generate the column configs with the correct width setting
-                for(var i=0; i<numCols; i++){
-                    var cc = Ext.apply({items:[]}, colCfg);
-                    cc[this.columns[i] <= 1 ? 'columnWidth' : 'width'] = this.columns[i];
-                    if(this.defaults){
-                        cc.defaults = Ext.apply(cc.defaults || {}, this.defaults)
-                    }
-                    cols.push(cc);
-                };
-
-                // Distribute the original items into the columns
-                if(this.vertical){
-                    var rows = Math.ceil(this.items.length / numCols), ri = 0;
-                    for(var i=0, len=this.items.length; i<len; i++){
-                        if(i>0 && i%rows==0){
-                            ri++;
-                        }
-                        if(this.items[i].fieldLabel){
-                            this.items[i].hideLabel = false;
-                        }
-                        cols[ri].items.push(this.items[i]);
-                    };
-                }else{
-                    for(var i=0, len=this.items.length; i<len; i++){
-                        var ci = i % numCols;
-                        if(this.items[i].fieldLabel){
-                            this.items[i].hideLabel = false;
-                        }
-                        cols[ci].items.push(this.items[i]);
-                    };
-                }
-
-                Ext.apply(panelCfg, {
-                    layoutConfig: {columns: numCols},
-                    items: cols
-                });
-            }
-
-            this.panel = new Ext.Container(panelCfg);
-            this.panel.ownerCt = this;
-            this.el = this.panel.getEl();
-
-            if(this.forId && this.itemCls){
-                var l = this.el.up(this.itemCls).child('label', true);
-                if(l){
-                    l.setAttribute('htmlFor', this.forId);
-                }
-            }
-
-            var fields = this.panel.findBy(function(c){
-                return c.isFormField;
-            }, this);
-
-            this.items = new Ext.util.MixedCollection();
-            this.items.addAll(fields);
-        }
-        Ext.form.CheckboxGroup.superclass.onRender.call(this, ct, position);
-    },
-
-    initValue : function(){
-        if(this.value){
-            this.setValue.apply(this, this.buffered ? this.value : [this.value]);
-            delete this.buffered;
-            delete this.value;
-        }
-    },
-
-    afterRender : function(){
-        Ext.form.CheckboxGroup.superclass.afterRender.call(this);
-        this.eachItem(function(item){
-            item.on('check', this.fireChecked, this);
-            item.inGroup = true;
-        });
-    },
-
-    // private
-    doLayout: function(){
-        //ugly method required to layout hidden items
-        if(this.rendered){
-            this.panel.forceLayout = this.ownerCt.forceLayout;
-            this.panel.doLayout();
-        }
-    },
-
-    // private
-    fireChecked: function(){
-        var arr = [];
-        this.eachItem(function(item){
-            if(item.checked){
-                arr.push(item);
-            }
-        });
-        this.fireEvent('change', this, arr);
-    },
-
-    // private
-    validateValue : function(value){
-        if(!this.allowBlank){
-            var blank = true;
-            this.eachItem(function(f){
-                if(f.checked){
-                    return (blank = false);
-                }
-            });
-            if(blank){
-                this.markInvalid(this.blankText);
-                return false;
-            }
-        }
-        return true;
-    },
-
-    // private
-    isDirty: function(){
-        //override the behaviour to check sub items.
-        if (this.disabled || !this.rendered) {
-            return false;
-        }
-
-        var dirty = false;
-        this.eachItem(function(item){
-            if(item.isDirty()){
-                dirty = true;
-                return false;
-            }
-        });
-        return dirty;
-    },
-
-    // private
-    onDisable : function(){
-        this.eachItem(function(item){
-            item.disable();
-        });
-    },
-
-    // private
-    onEnable : function(){
-        this.eachItem(function(item){
-            item.enable();
-        });
-    },
-
-    // private
-    doLayout: function(){
-        if(this.rendered){
-            this.panel.forceLayout = this.ownerCt.forceLayout;
-            this.panel.doLayout();
-        }
-    },
-
-    // private
-    onResize : function(w, h){
-        this.panel.setSize(w, h);
-        this.panel.doLayout();
-    },
-
-    // inherit docs from Field
-    reset : function(){
-        this.eachItem(function(c){
-            if(c.reset){
-                c.reset();
-            }
-        });
-        // Defer the clearInvalid so if BaseForm's collection is being iterated it will be called AFTER it is complete.
-        // Important because reset is being called on both the group and the individual items.
-        (function() {
-            this.clearInvalid();
-        }).defer(50, this);
-    },
-
-    /**
-     * {@link Ext.form.Checkbox#setValue Set the value(s)} of an item or items
-     * in the group. Examples illustrating how this method may be called:
-     * <pre><code>
-// call with name and value
-myCheckboxGroup.setValue('cb-col-1', true);
-// call with an array of boolean values
-myCheckboxGroup.setValue([true, false, false]);
-// call with an object literal specifying item:value pairs
-myCheckboxGroup.setValue({
-    'cb-col-2': false,
-    'cb-col-3': true
-});
-// use comma separated string to set items with name to true (checked)
-myCheckboxGroup.setValue('cb-col-1,cb-col-3');
-     * </code></pre>
-     * See {@link Ext.form.Checkbox#setValue} for additional information.
-     * @param {Mixed} id The checkbox to check, or as described by example shown.
-     * @param {Boolean} value (optional) The value to set the item.
-     * @return {Ext.form.CheckboxGroup} this
-     */
-    setValue: function(){
-        if(this.rendered){
-            this.onSetValue.apply(this, arguments);
-        }else{
-            this.buffered = true;
-            this.value = arguments;
-        }
-        return this;
-    },
-
-    onSetValue: function(id, value){
-        if(arguments.length == 1){
-            if(Ext.isArray(id)){
-                // an array of boolean values
-                Ext.each(id, function(val, idx){
-                    var item = this.items.itemAt(idx);
-                    if(item){
-                        item.setValue(val);
-                    }
-                }, this);
-            }else if(Ext.isObject(id)){
-                // set of name/value pairs
-                for(var i in id){
-                    var f = this.getBox(i);
-                    if(f){
-                        f.setValue(id[i]);
-                    }
-                }
-            }else{
-                this.setValueForItem(id);
-            }
-        }else{
-            var f = this.getBox(id);
-            if(f){
-                f.setValue(value);
-            }
-        }
-    },
-
-    // private
-    beforeDestroy: function(){
-        Ext.destroy(this.panel);
-        Ext.form.CheckboxGroup.superclass.beforeDestroy.call(this);
-
-    },
-
-    setValueForItem : function(val){
-        val = String(val).split(',');
-        this.eachItem(function(item){
-            if(val.indexOf(item.inputValue)> -1){
-                item.setValue(true);
-            }
-        });
-    },
-
-    // private
-    getBox : function(id){
-        var box = null;
-        this.eachItem(function(f){
-            if(id == f || f.dataIndex == id || f.id == id || f.getName() == id){
-                box = f;
-                return false;
-            }
-        });
-        return box;
-    },
-
-    /**
-     * Gets an array of the selected {@link Ext.form.Checkbox} in the group.
-     * @return {Array} An array of the selected checkboxes.
-     */
-    getValue : function(){
-        var out = [];
-        this.eachItem(function(item){
-            if(item.checked){
-                out.push(item);
-            }
-        });
-        return out;
-    },
-
-    // private
-    eachItem: function(fn){
-        if(this.items && this.items.each){
-            this.items.each(fn, this);
-        }
-    },
-
-    /**
-     * @cfg {String} name
-     * @hide
-     */
-
-    /**
-     * @method getRawValue
-     * @hide
-     */
-    getRawValue : Ext.emptyFn,
-
-    /**
-     * @method setRawValue
-     * @hide
-     */
-    setRawValue : Ext.emptyFn
-
-});
-
-Ext.reg('checkboxgroup', Ext.form.CheckboxGroup);