messagebox.js

ext js demo ext学习资料

   fn: saveAddress,
   animEl: 'addAddressBtn'
});
</code></pre>
         * @param {Object} config Configuration options
         * @return {Ext.MessageBox} This message box
         */
        show : function(options){
            if(this.isVisible()){
                this.hide();
            }
            var d = this.getDialog();
            opt = options;
            d.setTitle(opt.title || "&#160;");
            d.close.setDisplayed(opt.closable !== false);
            activeTextEl = textboxEl;
            opt.prompt = opt.prompt || (opt.multiline ? true : false);
            if(opt.prompt){
                if(opt.multiline){
                    textboxEl.hide();
                    textareaEl.show();
                    textareaEl.setHeight(typeof opt.multiline == "number" ?
                        opt.multiline : this.defaultTextHeight);
                    activeTextEl = textareaEl;
                }else{
                    textboxEl.show();
                    textareaEl.hide();
                }
            }else{
                textboxEl.hide();
                textareaEl.hide();
            }
            progressEl.setDisplayed(opt.progress === true);
            this.updateProgress(0);
            activeTextEl.dom.value = opt.value || "";
            if(opt.prompt){
                dlg.setDefaultButton(activeTextEl);
            }else{
                var bs = opt.buttons;
                var db = null;
                if(bs && bs.ok){
                    db = buttons["ok"];
                }else if(bs && bs.yes){
                    db = buttons["yes"];
                }
                dlg.setDefaultButton(db);
            }
            bwidth = updateButtons(opt.buttons);
            this.updateText(opt.msg);
            if(opt.cls){
                d.el.addClass(opt.cls);
            }
            d.proxyDrag = opt.proxyDrag === true;
            d.modal = opt.modal !== false;
            d.mask = opt.modal !== false ? mask : false;
            if(!d.isVisible()){
                // force it to the end of the z-index stack so it gets a cursor in FF
                document.body.appendChild(dlg.el.dom);
                d.animateTarget = null;
                d.show(options.animEl);
            }
            return this;
        },

        /**
         * Displays a message box with a progress bar.  This message box has no buttons and is not closeable by
         * the user.  You are responsible for updating the progress bar as needed via {@link Ext.MessageBox#updateProgress}
         * and closing the message box when the process is complete.
         * @param {String} title The title bar text
         * @param {String} msg The message box body text
         * @return {Ext.MessageBox} This message box
         */
        progress : function(title, msg){
            this.show({
                title : title,
                msg : msg,
                buttons: false,
                progress:true,
                closable:false,
                minWidth: this.minProgressWidth
            });
            return this;
        },

        /**
         * Displays a standard read-only message box with an OK button (comparable to the basic JavaScript Window.alert).
         * If a callback function is passed it will be called after the user clicks the button, and the
         * id of the button that was clicked will be passed as the only parameter to the callback
         * (could also be the top-right close button).
         * @param {String} title The title bar text
         * @param {String} msg The message box body text
         * @param {Function} fn (optional) The callback function invoked after the message box is closed
         * @param {Object} scope (optional) The scope of the callback function
         * @return {Ext.MessageBox} This message box
         */
        alert : function(title, msg, fn, scope){
            this.show({
                title : title,
                msg : msg,
                buttons: this.OK,
                fn: fn,
                scope : scope
            });
            return this;
        },

        /**
         * Displays a message box with an infinitely auto-updating progress bar.  This can be used to block user
         * interaction while waiting for a long-running process to complete that does not have defined intervals.
         * You are responsible for closing the message box when the process is complete.
         * @param {String} msg The message box body text
         * @param {String} title (optional) The title bar text
         * @return {Ext.MessageBox} This message box
         */
        wait : function(msg, title){
            this.show({
                title : title,
                msg : msg,
                buttons: false,
                closable:false,
                progress:true,
                modal:true,
                width:300,
                wait:true
            });
            waitTimer = Ext.TaskMgr.start({
                run: function(i){
                    Ext.MessageBox.updateProgress(((((i+20)%20)+1)*5)*.01);
                },
                interval: 1000
            });
            return this;
        },

        /**
         * Displays a confirmation message box with Yes and No buttons (comparable to JavaScript's Window.confirm).
         * If a callback function is passed it will be called after the user clicks either button, and the id of the
         * button that was clicked will be passed as the only parameter to the callback (could also be the top-right close button).
         * @param {String} title The title bar text
         * @param {String} msg The message box body text
         * @param {Function} fn (optional) The callback function invoked after the message box is closed
         * @param {Object} scope (optional) The scope of the callback function
         * @return {Ext.MessageBox} This message box
         */
        confirm : function(title, msg, fn, scope){
            this.show({
                title : title,
                msg : msg,
                buttons: this.YESNO,
                fn: fn,
                scope : scope
            });
            return this;
        },

        /**
         * Displays a message box with OK and Cancel buttons prompting the user to enter some text (comparable to
         * JavaScript's Window.prompt).  The prompt can be a single-line or multi-line textbox.  If a callback function
         * is passed it will be called after the user clicks either button, and the id of the button that was clicked
         * (could also be the top-right close button) and the text that was entered will be passed as the two
         * parameters to the callback.
         * @param {String} title The title bar text
         * @param {String} msg The message box body text
         * @param {Function} fn (optional) The callback function invoked after the message box is closed
         * @param {Object} scope (optional) The scope of the callback function
         * @param {Boolean/Number} multiline (optional) True to create a multiline textbox using the defaultTextHeight
         * property, or the height in pixels to create the textbox (defaults to false / single-line)
         * @return {Ext.MessageBox} This message box
         */
        prompt : function(title, msg, fn, scope, multiline){
            this.show({
                title : title,
                msg : msg,
                buttons: this.OKCANCEL,
                fn: fn,
                minWidth:250,
                scope : scope,
                prompt:true,
                multiline: multiline
            });
            return this;
        },

        /**
         * Button config that displays a single OK button
         * @type Object
         */
        OK : {ok:true},
        /**
         * Button config that displays Yes and No buttons
         * @type Object
         */
        YESNO : {yes:true, no:true},
        /**
         * Button config that displays OK and Cancel buttons
         * @type Object
         */
        OKCANCEL : {ok:true, cancel:true},
        /**
         * Button config that displays Yes, No and Cancel buttons
         * @type Object
         */
        YESNOCANCEL : {yes:true, no:true, cancel:true},

        /**
         * The default height in pixels of the message box's multiline textarea if displayed (defaults to 75)
         * @type Number
         */
        defaultTextHeight : 75,
        /**
         * The maximum width in pixels of the message box (defaults to 600)
         * @type Number
         */
        maxWidth : 600,
        /**
         * The minimum width in pixels of the message box (defaults to 100)
         * @type Number
         */
        minWidth : 100,
        /**
         * The minimum width in pixels of the message box progress bar if displayed (defaults to 250)
         * @type Number
         */
        minProgressWidth : 250,
        /**
         * An object containing the default button text strings that can be overriden for localized language support.
         * Supported properties are: ok, cancel, yes and no.
         * Customize the default text like so: Ext.MessageBox.buttonText.yes = "S�";
         * @type Object
         */
        buttonText : {
            ok : "OK",
            cancel : "Cancel",
            yes : "Yes",
            no : "No"
        }
    };
}();

/**
 * Shorthand for {@link Ext.MessageBox}
 */
Ext.Msg = Ext.MessageBox;