calendarbehavior.js

AJAX 应用 实现页面的无刷新

        /// <param name="handler" type="Function">
        /// The handler to add to the event.
        /// </param>
        /// <returns />

        this.get_events().addHandler("showing", handler);
    },
    remove_showing : function(handler) {
        /// <summary>
        /// Removes an event handler for the <code>showing</code> event.
        /// </summary>
        /// <param name="handler" type="Function">
        /// The handler to remove from the event.
        /// </param>
        /// <returns />

        this.get_events().removeHandler("showing", handler);
    },
    raiseShowing : function(eventArgs) {
        /// <summary>
        /// Raise the showing event
        /// </summary>
        /// <param name="eventArgs" type="Sys.CancelEventArgs" mayBeNull="false">
        /// Event arguments for the showing event
        /// </param>
        /// <returns />
        
        var handler = this.get_events().getHandler('showing');
        if (handler) {
            handler(this, eventArgs);
        }
    },
    
    add_shown : function(handler) {
        /// <summary>
        /// Adds an event handler for the <code>shown</code> event.
        /// </summary>
        /// <param name="handler" type="Function">
        /// The handler to add to the event.
        /// </param>
        /// <returns />

        this.get_events().addHandler("shown", handler);
    },
    remove_shown : function(handler) {
        /// <summary>
        /// Removes an event handler for the <code>shown</code> event.
        /// </summary>
        /// <param name="handler" type="Function">
        /// The handler to remove from the event.
        /// </param>
        /// <returns />

        this.get_events().removeHandler("shown", handler);
    },
    raiseShown : function() {
        /// <summary>
        /// Raise the <code>shown</code> event
        /// </summary>
        /// <returns />

        var handlers = this.get_events().getHandler("shown");
        if (handlers) {
            handlers(this, Sys.EventArgs.Empty);
        }
    },
    
    add_hiding : function(handler) {
        /// <summary>
        /// Adds an event handler for the <code>hiding</code> event.
        /// </summary>
        /// <param name="handler" type="Function">
        /// The handler to add to the event.
        /// </param>
        /// <returns />

        this.get_events().addHandler("hiding", handler);
    },
    remove_hiding : function(handler) {
        /// <summary>
        /// Removes an event handler for the <code>hiding</code> event.
        /// </summary>
        /// <param name="handler" type="Function">
        /// The handler to remove from the event.
        /// </param>
        /// <returns />

        this.get_events().removeHandler("hiding", handler);
    },
    raiseHiding : function(eventArgs) {
        /// <summary>
        /// Raise the hiding event
        /// </summary>
        /// <param name="eventArgs" type="Sys.CancelEventArgs" mayBeNull="false">
        /// Event arguments for the hiding event
        /// </param>
        /// <returns />
        
        var handler = this.get_events().getHandler('hiding');
        if (handler) {
            handler(this, eventArgs);
        }
    },
    
    add_hidden : function(handler) {
        /// <summary>
        /// Adds an event handler for the <code>hidden</code> event.
        /// </summary>
        /// <param name="handler" type="Function">
        /// The handler to add to the event.
        /// </param>
        /// <returns />

        this.get_events().addHandler("hidden", handler);
    },
    remove_hidden : function(handler) {
        /// <summary>
        /// Removes an event handler for the <code>hidden</code> event.
        /// </summary>
        /// <param name="handler" type="Function">
        /// The handler to remove from the event.
        /// </param>
        /// <returns />

        this.get_events().removeHandler("hidden", handler);
    },
    raiseHidden : function() {
        /// <summary>
        /// Raise the <code>hidden</code> event
        /// </summary>
        /// <returns />

        var handlers = this.get_events().getHandler("hidden");
        if (handlers) {
            handlers(this, Sys.EventArgs.Empty);
        }
    },
    
    add_dateSelectionChanged : function(handler) {
        /// <summary>
        /// Adds an event handler for the <code>dateSelectionChanged</code> event.
        /// </summary>
        /// <param name="handler" type="Function">
        /// The handler to add to the event.
        /// </param>
        /// <returns />

        this.get_events().addHandler("dateSelectionChanged", handler);
    },
    remove_dateSelectionChanged : function(handler) {
        /// <summary>
        /// Removes an event handler for the <code>dateSelectionChanged</code> event.
        /// </summary>
        /// <param name="handler" type="Function">
        /// The handler to remove from the event.
        /// </param>
        /// <returns />

        this.get_events().removeHandler("dateSelectionChanged", handler);
    },
    raiseDateSelectionChanged : function() {
        /// <summary>
        /// Raise the <code>dateSelectionChanged</code> event
        /// </summary>
        /// <returns />

        var handlers = this.get_events().getHandler("dateSelectionChanged");
        if (handlers) {
            handlers(this, Sys.EventArgs.Empty);
        }
    },

    initialize : function() {
        /// <summary>
        /// Initializes the components and parameters for this behavior
        /// </summary>
        
        AjaxControlToolkit.CalendarBehavior.callBaseMethod(this, "initialize");
        
        var elt = this.get_element();
        $addHandlers(elt, this._element$delegates);
        
        if (this._button) {
            $addHandlers(this._button, this._button$delegates);
        }
        
        this._modeChangeMoveTopOrLeftAnimation = new AjaxControlToolkit.Animation.LengthAnimation(null, null, null, "style", null, 0, 0, "px");
        this._modeChangeMoveBottomOrRightAnimation = new AjaxControlToolkit.Animation.LengthAnimation(null, null, null, "style", null, 0, 0, "px");
        this._modeChangeAnimation = new AjaxControlToolkit.Animation.ParallelAnimation(null, .25, null, [ this._modeChangeMoveTopOrLeftAnimation, this._modeChangeMoveBottomOrRightAnimation ]);

        var value = this.get_selectedDate();
        if (value) {
            this.set_selectedDate(value);
        } 
    },
    dispose : function() {
        /// <summary>
        /// Disposes this behavior's resources
        /// </summary>
        
        if (this._popupBehavior) {
            this._popupBehavior.dispose();
            this._popupBehavior = null;
        }
        this._modes = null;
        this._modeOrder = null;
        if (this._modeChangeMoveTopOrLeftAnimation) {
            this._modeChangeMoveTopOrLeftAnimation.dispose();
            this._modeChangeMoveTopOrLeftAnimation = null;
        }
        if (this._modeChangeMoveBottomOrRightAnimation) {
            this._modeChangeMoveBottomOrRightAnimation.dispose();
            this._modeChangeMoveBottomOrRightAnimation = null;
        }
        if (this._modeChangeAnimation) {
            this._modeChangeAnimation.dispose();
            this._modeChangeAnimation = null;
        }
        if (this._container) {
            if(this._container.parentNode) { // added this check before calling removeChild WI: 8486
                this._container.parentNode.removeChild(this._container);
            }
            this._container = null;
        }
        if (this._popupDiv) {
            $common.removeHandlers(this._popupDiv, this._popup$delegates);
            this._popupDiv = null;
        }        
        if (this._prevArrow) {
            $common.removeHandlers(this._prevArrow, this._cell$delegates);
            this._prevArrow = null;
        }
        if (this._nextArrow) {
            $common.removeHandlers(this._nextArrow, this._cell$delegates);
            this._nextArrow = null;
        }
        if (this._title) {
            $common.removeHandlers(this._title, this._cell$delegates);
            this._title = null;
        }
        if (this._today) {
            $common.removeHandlers(this._today, this._cell$delegates);
            this._today = null;
        }
        if (this._button) {
            $common.removeHandlers(this._button, this._button$delegates);
            this._button = null;
        }
        if (this._daysBody) {
            for (var i = 0; i < this._daysBody.rows.length; i++) {
                var row = this._daysBody.rows[i];
                for (var j = 0; j < row.cells.length; j++) {
                    $common.removeHandlers(row.cells[j].firstChild, this._cell$delegates);
                }
            }
            this._daysBody = null;
        }
        if (this._monthsBody) {
            for (var i = 0; i < this._monthsBody.rows.length; i++) {
                var row = this._monthsBody.rows[i];
                for (var j = 0; j < row.cells.length; j++) {
                    $common.removeHandlers(row.cells[j].firstChild, this._cell$delegates);
                }
            }
            this._monthsBody = null;
        }
        if (this._yearsBody) {
            for (var i = 0; i < this._yearsBody.rows.length; i++) {
                var row = this._yearsBody.rows[i];
                for (var j = 0; j < row.cells.length; j++) {
                    $common.removeHandlers(row.cells[j].firstChild, this._cell$delegates);
                }
            }
            this._yearsBody = null;
        }        
        var elt = this.get_element();
        $common.removeHandlers(elt, this._element$delegates);
        AjaxControlToolkit.CalendarBehavior.callBaseMethod(this, "dispose");
    },
    
    show : function() {
        /// <summary>
        /// Shows the calendar
        /// </summary>
        
        this._ensureCalendar();
        
        if (!this._isOpen) {
            
            var eventArgs = new Sys.CancelEventArgs();
            this.raiseShowing(eventArgs);
            if (eventArgs.get_cancel()) {
                return;
            }
            
            this._isOpen = true;
            this._switchMonth(null, true);
            this._popupBehavior.show();
            this.raiseShown();
        }
    },    
    hide : function() {
        /// <summary>
        /// Hides the calendar
        /// </summary>
        
        if (this._isOpen) {
            var eventArgs = new Sys.CancelEventArgs();
            this.raiseHiding(eventArgs);
            if (eventArgs.get_cancel()) {
                return;
            }
            
            if (this._container) {
                this._popupBehavior.hide();        
                this._switchMode("days", true);            
            }
            this._isOpen = false;        
            this.raiseHidden();

            // make sure we clean up the flag due to issues with alert/alt-tab/etc
            this._popupMouseDown = false;
        }