X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/ee06f37b0f6f6d94cd05a6ffae556660f7c4a2bc..c930e9176a5a85509c5b0230e2bff5c22a591432:/examples/grid-filtering/grid/GridFilters.js

diff --git a/examples/grid-filtering/grid/GridFilters.js b/examples/grid-filtering/grid/GridFilters.js
deleted file mode 100644
index bb96879c..00000000
--- a/examples/grid-filtering/grid/GridFilters.js
+++ /dev/null
@@ -1,373 +0,0 @@
-/*
- * Ext JS Library 2.2.1
- * Copyright(c) 2006-2009, Ext JS, LLC.
- * licensing@extjs.com
- * 
- * http://extjs.com/license
- */
-
-Ext.grid.GridFilters = function(config){		
-	this.filters = new Ext.util.MixedCollection();
-	this.filters.getKey = function(o) {return o ? o.dataIndex : null};
-	
-	for(var i=0, len=config.filters.length; i<len; i++) {
-		this.addFilter(config.filters[i]);
-  }
-  
-	this.deferredUpdate = new Ext.util.DelayedTask(this.reload, this);
-	
-	delete config.filters;
-	Ext.apply(this, config);
-};
-Ext.extend(Ext.grid.GridFilters, Ext.util.Observable, {
-	/**
-	 * @cfg {Integer} updateBuffer
-	 * Number of milisecond to defer store updates since the last filter change.
-	 */
-	updateBuffer: 500,
-	/**
-	 * @cfg {String} paramPrefix
-	 * The url parameter prefix for the filters.
-	 */
-	paramPrefix: 'filter',
-	/**
-	 * @cfg {String} fitlerCls
-	 * The css class to be applied to column headers that active filters. Defaults to 'ux-filterd-column'
-	 */
-	filterCls: 'ux-filtered-column',
-	/**
-	 * @cfg {Boolean} local
-	 * True to use Ext.data.Store filter functions instead of server side filtering.
-	 */
-	local: false,
-	/**
-	 * @cfg {Boolean} autoReload
-	 * True to automagicly reload the datasource when a filter change happens.
-	 */
-	autoReload: true,
-	/**
-	 * @cfg {String} stateId
-	 * Name of the Ext.data.Store value to be used to store state information.
-	 */
-	stateId: undefined,
-	/**
-	 * @cfg {Boolean} showMenu
-	 * True to show the filter menus
-	 */
-	showMenu: true,
-    /**
-     * @cfg {String} filtersText
-     * The text displayed for the "Filters" menu item
-     */
-    filtersText: 'Filters',
-
-	init: function(grid){
-    if(grid instanceof Ext.grid.GridPanel){
-      this.grid  = grid;
-      
-      this.store = this.grid.getStore();
-      if(this.local){
-        this.store.on('load', function(store) {
-          store.filterBy(this.getRecordFilter());
-        }, this);
-      } else {
-        this.store.on('beforeload', this.onBeforeLoad, this);
-      }
-      
-      this.grid.filters = this;
-      
-      this.grid.addEvents('filterupdate');
-      
-      grid.on("render", this.onRender, this);
-      grid.on("beforestaterestore", this.applyState, this);
-      grid.on("beforestatesave", this.saveState, this);
-      
-    } else if(grid instanceof Ext.PagingToolbar) {
-      this.toolbar = grid;
-    }
-	},
-		
-	/** private **/
-	applyState: function(grid, state) {
-		this.suspendStateStore = true;
-		this.clearFilters();
-		if(state.filters) {
-			for(var key in state.filters) {
-				var filter = this.filters.get(key);
-				if(filter) {
-					filter.setValue(state.filters[key]);
-					filter.setActive(true);
-				}
-			}
-    }
-    
-		this.deferredUpdate.cancel();
-		if(this.local) {
-			this.reload();
-    }
-    
-		this.suspendStateStore = false;
-	},
-	
-	/** private **/
-	saveState: function(grid, state){
-		var filters = {};
-		this.filters.each(function(filter) {
-			if(filter.active) {
-				filters[filter.dataIndex] = filter.getValue();
-      }
-		});
-		return state.filters = filters;
-	},
-	
-	/** private **/
-	onRender: function(){
-		var hmenu;
-		
-		if(this.showMenu) {
-			hmenu = this.grid.getView().hmenu;
-			
-			this.sep  = hmenu.addSeparator();
-			this.menu = hmenu.add(new Ext.menu.CheckItem({
-					text: this.filtersText,
-					menu: new Ext.menu.Menu()
-				}));
-			this.menu.on('checkchange', this.onCheckChange, this);
-			this.menu.on('beforecheckchange', this.onBeforeCheck, this);
-				
-			hmenu.on('beforeshow', this.onMenu, this);
-		}
-		
-		this.grid.getView().on("refresh", this.onRefresh, this);
-		this.updateColumnHeadings(this.grid.getView());
-	},
-	
-	/** private **/
-	onMenu: function(filterMenu) {
-		var filter = this.getMenuFilter();
-		if(filter) {
-			this.menu.menu = filter.menu;
-			this.menu.setChecked(filter.active, false);
-		}
-		
-		this.menu.setVisible(filter !== undefined);
-		this.sep.setVisible(filter !== undefined);
-	},
-	
-	/** private **/
-	onCheckChange: function(item, value) {
-		this.getMenuFilter().setActive(value);
-	},
-	
-	/** private **/
-	onBeforeCheck: function(check, value) {
-		return !value || this.getMenuFilter().isActivatable();
-	},
-	
-	/** private **/
-	onStateChange: function(event, filter) {
-    if(event == "serialize") {
-      return;
-    }
-    
-		if(filter == this.getMenuFilter()) {
-			this.menu.setChecked(filter.active, false);
-    }
-			
-		if(this.autoReload || this.local) {
-			this.deferredUpdate.delay(this.updateBuffer);
-    }
-		
-		var view = this.grid.getView();
-		this.updateColumnHeadings(view);
-			
-		this.grid.saveState();
-			
-		this.grid.fireEvent('filterupdate', this, filter);
-	},
-	
-	/** private **/
-	onBeforeLoad: function(store, options) {
-    options.params = options.params || {};
-		this.cleanParams(options.params);		
-		var params = this.buildQuery(this.getFilterData());
-		Ext.apply(options.params, params);
-	},
-	
-	/** private **/
-	onRefresh: function(view) {
-		this.updateColumnHeadings(view);
-	},
-	
-	/** private **/
-	getMenuFilter: function() {
-		var view = this.grid.getView();
-		if(!view || view.hdCtxIndex === undefined) {
-			return null;
-    }
-		
-		return this.filters.get(view.cm.config[view.hdCtxIndex].dataIndex);
-	},
-	
-	/** private **/
-	updateColumnHeadings: function(view) {
-		if(!view || !view.mainHd) {
-      return;
-    }
-		
-		var hds = view.mainHd.select('td').removeClass(this.filterCls);
-		for(var i=0, len=view.cm.config.length; i<len; i++) {
-			var filter = this.getFilter(view.cm.config[i].dataIndex);
-			if(filter && filter.active) {
-				hds.item(i).addClass(this.filterCls);
-      }
-		}
-	},
-	
-	/** private **/
-	reload: function() {
-		if(this.local){
-			this.grid.store.clearFilter(true);
-			this.grid.store.filterBy(this.getRecordFilter());
-		} else {
-			this.deferredUpdate.cancel();
-			var store = this.grid.store;
-			if(this.toolbar) {
-				var start = this.toolbar.paramNames.start;
-				if(store.lastOptions && store.lastOptions.params && store.lastOptions.params[start]) {
-					store.lastOptions.params[start] = 0;
-        }
-			}
-			store.reload();
-		}
-	},
-	
-	/**
-	 * Method factory that generates a record validator for the filters active at the time
-	 * of invokation.
-	 * 
-	 * @private
-	 */
-	getRecordFilter: function() {
-		var f = [];
-		this.filters.each(function(filter) {
-			if(filter.active) {
-        f.push(filter);
-      }
-		});
-		
-		var len = f.length;
-		return function(record) {
-			for(var i=0; i<len; i++) {
-				if(!f[i].validateRecord(record)) {
-					return false;
-        }
-      }
-			return true;
-		};
-	},
-	
-	/**
-	 * Adds a filter to the collection.
-	 * 
-	 * @param {Object/Ext.grid.filter.Filter} config A filter configuration or a filter object.
-	 * 
-	 * @return {Ext.grid.filter.Filter} The existing or newly created filter object.
-	 */
-	addFilter: function(config) {
-		var filter = config.menu ? config : new (this.getFilterClass(config.type))(config);
-		this.filters.add(filter);
-		
-		Ext.util.Observable.capture(filter, this.onStateChange, this);
-		return filter;
-	},
-	
-	/**
-	 * Returns a filter for the given dataIndex, if on exists.
-	 * 
-	 * @param {String} dataIndex The dataIndex of the desired filter object.
-	 * 
-	 * @return {Ext.grid.filter.Filter}
-	 */
-	getFilter: function(dataIndex){
-		return this.filters.get(dataIndex);
-	},
-
-	/**
-	 * Turns all filters off. This does not clear the configuration information.
-	 */
-	clearFilters: function() {
-		this.filters.each(function(filter) {
-			filter.setActive(false);
-		});
-	},
-
-	/** private **/
-	getFilterData: function() {
-		var filters = [];
-		
-		this.filters.each(function(f) {
-			if(f.active) {
-				var d = [].concat(f.serialize());
-				for(var i=0, len=d.length; i<len; i++) {
-					filters.push({field: f.dataIndex, data: d[i]});
-        }
-			}
-		});
-		
-		return filters;
-	},
-	
-	/**
-	 * Function to take structured filter data and 'flatten' it into query parameteres. The default function
-	 * will produce a query string of the form:
-	 * 		filters[0][field]=dataIndex&filters[0][data][param1]=param&filters[0][data][param2]=param...
-	 * 
-	 * @param {Array} filters A collection of objects representing active filters and their configuration.
-	 * 	  Each element will take the form of {field: dataIndex, data: filterConf}. dataIndex is not assured
-	 *    to be unique as any one filter may be a composite of more basic filters for the same dataIndex.
-	 * 
-	 * @return {Object} Query keys and values
-	 */
-	buildQuery: function(filters) {
-		var p = {};
-		for(var i=0, len=filters.length; i<len; i++) {
-			var f = filters[i];
-			var root = [this.paramPrefix, '[', i, ']'].join('');
-			p[root + '[field]'] = f.field;
-			
-			var dataPrefix = root + '[data]';
-			for(var key in f.data) {
-				p[[dataPrefix, '[', key, ']'].join('')] = f.data[key];
-      }
-		}
-		
-		return p;
-	},
-	
-	/**
-	 * Removes filter related query parameters from the provided object.
-	 * 
-	 * @param {Object} p Query parameters that may contain filter related fields.
-	 */
-	cleanParams: function(p) {
-		var regex = new RegExp("^" + this.paramPrefix + "\[[0-9]+\]");
-		for(var key in p) {
-			if(regex.test(key)) {
-				delete p[key];
-      }
-    }
-	},
-	
-	/**
-	 * Function for locating filter classes, overwrite this with your favorite
-	 * loader to provide dynamic filter loading.
-	 * 
-	 * @param {String} type The type of filter to load.
-	 * 
-	 * @return {Class}
-	 */
-	getFilterClass: function(type){
-		return Ext.grid.filter[type.substr(0, 1).toUpperCase() + type.substr(1) + 'Filter'];
-	}
-});
\ No newline at end of file