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flex ToolTip汇总

阅读更多
flex ToolTip

1.toolTip换行符
<mx:Button id="btn1" toolTip="在工具条提示中&#13; 使用换行符"/>

2.设定工具条提示的样式
<mx:Style>
	ToolTip
	{
		fontSize:19;
		color:#FF6699;
	}
</mx:Style>


3.设定工具提示宽度
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" creationComplete="init()">
<mx:Script>
	<![CDATA[
		import mx.controls.ToolTip;
		public function init():void
		{
			ToolTip.maxWidth=100;
		}
		]]>
</mx:Script>



3.使用工具条提示事件
toolTipCrate
toolTipEnd
toolTipHide
toolTipShow
toolTipShown
toolTipStart

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" creationComplete="init()">
<mx:Script>
	<![CDATA[
		import mx.events.ToolTipEvent;
		import flash.media.Sound;
		[Embed(source="demo.mp3")]
		private var beepSound:Class;
		private var myClip:Sound;
		public function init():void
		{
			TooTip.maxWidth=100;
		}

		public function playSoune():void
		{
			myClip.play();
		}

		public function myListener(event:ToolTipEvent):void
		{
			playSoune();
		}
		
		public function init():void
		{
			lbl.addEventListener(ToolTipEvent.TOOL_TIP_SHOW,myListener);
			myClip=new beepSound();
		}
		]]>
</mx:Script>
<mx:Label id="lbl" toolTip="demo ToolTip" text="mouse over here" />


4.ToolTip Manager
ToolTip Manager 类用来管理toolTip属性,包含在mx.managers包中
使用ToolTip Manager 延迟工具条显示的时间,在工具条上使用行为效果
建立动态的工具条提示,使用自定义的工具条提示

公共属性
    currentTarget : DisplayObject
当前显示工具提示的 UIComponent;如果未显示工具提示,则为 null。 ToolTipManager
    currentToolTip : IToolTip
当前可见的 ToolTip 对象;如果未显示 ToolTip 对象,则为 null。 ToolTipManager
    enabled : Boolean
如果为 true,则当用户将鼠标指针移至组件上方时,ToolTipManager 会自动显示工具提示。 ToolTipManager
    hideDelay : Number
自工具提示出现时起,Flex 要隐藏此提示前所需等待的时间量(以毫秒为单位)。 ToolTipManager
    hideEffect : IAbstractEffect
隐藏工具提示时播放的效果;如果工具提示在消失时不应显示任何效果,则为 null。 ToolTipManager
   prototype : Object
对类或函数对象的原型对象的引用。 Object
    scrubDelay : Number
在 Flex 再次等待 showDelay 持续显示工具提示之前,用户在各控件间移动鼠标时可以花费的时间(以毫秒为单位)。 ToolTipManager
    showDelay : Number
当用户将鼠标移至具有工具提示的组件上方时,Flex 等待 ToolTip 框出现所需的时间(以毫秒为单位)。 ToolTipManager
    showEffect : IAbstractEffect
显示工具提示时播放的效果;如果工具提示在显示时不应显示任何效果,则为 null。 ToolTipManager
    toolTipClass : Class
创建工具提示要用到的类。



1.控制工具条的显示隐藏
ToolTip Manager  enabled属性来定义工具条提示状态,默认为true,设定为false就表示禁用
2.延迟工具条的提示时间
showDelay 默认为500毫秒 当鼠标在控件之间移动时,flex等待显示工具条提示的时间长度
hideDelay 默认值为10000毫秒 如果设定hideDelay属性值为0,flex不显示工具条提示,如果设定为Infinity,flex则一致显示工具提示
直到下一个动作,或者鼠标离开主键
例如:
ToolTipManager.showDelay=0;//立即显示
ToolTipManager.hideDelay=3000;//3s秒后隐藏
3.在工具条上使用动画效果

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" creationComplete="init()">
<mx:Script>
	<![CDATA[
		import mx.managers.ToolTipManager;
		import mx.events.ToolTipEvent;
		import flash.media.Sound;
		[Embed(source="demo.mp3")]
		private var beepSound:Class;
		private var myClip:Sound;
		public function init():void
		{
			TooTip.maxWidth=100;
			ToolTipManager.showEffect=fadeIn;
		}
		]]>
</mx:Script>
<mx:Label id="lbl" toolTip="demo ToolTip" text="mouse over here" />
<mx:Fade id="fadeIn" alphaFrom="0" alphaTo="1" duration="1000" />
<mx:Panel >
	<mx:Button id="btn" toolTip="demoasdf" />
</mx:Panel >


4.建立动态工具条体提示
ToolTipManager有两种方法,即:createToolTip()和destroyToolTip()
建立一个工具条提示对象时,可以定义其属性,样式,事件和效果。
crateToolTip()方法结构
createToolTip(text:String, x:Number, y:Number, errorTipBorderStyle:String = null, context:IUIComponent = null):IToolTip
[] 使用指定的文本创建 ToolTip 类的实例,然后在舞台坐标中的指定位置显示此实例。 ToolTipManager
    destroyToolTip(toolTip:IToolTip):void
[] 销毁由 createToolTip() 方法创建的指定 ToolTip。
例如:
<mx:Label id="lbl" toolTip="demo ToolTip" text="mouse over here" />
<mx:Button id="btn1" toolTip="填写的是{lbl.text}"/>

5.建立用户自定义的工具条提示


<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" >
<mx:Script>
	<![CDATA[
		import mx.managers.ToolTipManager;
		import mx.events.ToolTip;
		public var myTip:ToolTip;

		public function init():void
		{
			var s:String ="保存,应用,退出";
			myTip=ToolTipManager.createToolTip(s,10,10) as ToolTip;
			myTip.setStyle("backgroundColor",0xFFCC00);
			myTip.width=300;
			myTip.height=40;
		}

		public funciton destroyBigTip():void
		{
			ToolTipManager.destroyToolTip(myTip);
		}
		]]>
</mx:Script>
	<mx:Button id="btn" toolTip="test toolTip" rollOver="init()" rollOut="destroyBigTip()"/>


6.使用错误信息提示工具条
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" >
<mx:Script>
	<![CDATA[
		import mx.managers.ToolTipManager;
		import mx.events.ToolTip;
		public var errorTip:ToolTip;
	private function validatefun(type:String,event:Object):void
	{
		errorTip=" demo test ";
		errorTip=ToolTipManager.createToolTip(errorTip,event.currentTarget.x,event.currentTarget.y) as ToolTip;
		errorTip.setStyle("styleName","errorTip");
	}
<mx:TextInput id="txt" enter="validatefun('demo',event)" />


7.重写工具条皮肤
ToolTip皮肤存在mx.skins.ToolTipBorder.as文件中
当然需要重写的时候就可以 ToolTipBorder 类继承的类就可以了
例如:
package
{
	import mx.skins.RectangularBorder;

	public class MyToolTipBorder extends RectangularBorder
	{
		public function MyToolTipBorder()
		{
			super();
		}
		
		override protected function updateDisplayList(unscaledWidth:Number,
                                                  unscaledHeight:Number):void
	    {
	    	
	    }
	    
	     override   public function layoutBackgroundImage():void {
	        	
	        }
	}
}mxml中使用
<mx:Style>
	ToolTip
	{
		borderSkin:ClassReference("MyToolTipBorder");
	}
</mx:Style>



自定义皮肤 参见:http://demojava.iteye.com/blog/1175446

简单DateGird Item ToolTip
1.使用 dataTipFunction函数
<mx:DataGrid id="dg" width="100%" height="100%"  rowHeight="22" dataTipFunction="buildToolTip">
private function buildToolTip(item:Object):String{ 
mx.styles.StyleManager.getStyleDeclaration("ToolTip").setStyle("fontSize",12);
   var myString:String = ""; 
    if(item != null) 
   { 
   myString = myString + "Firstname : "+item.firstname+ "/n"; 
   myString = myString + "Lastname : " + item.lastname+"/n"
   } 
   return myString; 
   }

2.DataGridColumn 上设置:
<mx:DataGridColumn headerText="Text" dataField="text" dataTipField="text" showDataTips="true" />

自定义DateGird Item ToolTip
效果图:

自定义ToolTip

renderers.MenuToolTipRenderer as 实现接口   IMenuItemRenderer, IDataRenderer, IListItemRenderer
package renderers
{
import flash.events.Event;
import flash.events.MouseEvent;
import flash.text.TextFieldAutoSize;

import mx.controls.Alert;
import mx.controls.LinkButton;
import mx.controls.Menu;
import mx.controls.listClasses.IListItemRenderer;
import mx.controls.menuClasses.IMenuItemRenderer;
import mx.core.EdgeMetrics;
import mx.core.IDataRenderer;
import mx.core.UIComponent;
import mx.core.UITextField;
import mx.events.FlexEvent;


public class MenuToolTipRenderer extends UIComponent implements IMenuItemRenderer, IDataRenderer, IListItemRenderer
{
	

	private var textField:UITextField;
	private var clickText:LinkButton;
	public function get measuredTypeIconWidth():Number//类型图标(单选/复选)的宽度 
	{
		return 33;
	}
	public function get measuredBranchIconWidth():Number//分支图标的宽度 
	{
		return 33;
	}
	public function get measuredIconWidth():Number//图标的宽度
	{
		return 33;
	}

	
	//-------------------------------------------------------------------------
	
	public function MenuToolTipRenderer()
	{
		super();
		this.addEventListener(FlexEvent.DATA_CHANGE, renderComponent);
		this.setStyle("cornerRadius", 5);
		this.maxWidth = 250;

	}
	
	//-------------------------------------------------------------------------
	
	// Internal variable for the property value.
	private var _menu:Menu;

	public function get menu():Menu
	{
		return _menu;
	}

	public function set menu(value:Menu):void
	{
		_menu = value;
	}
	
	//-------------------------------------------------------------------------
	

    private var _data:Object;
    

    [Bindable("dataChange")]
    public function get data():Object {
	return _data;
    }

    public function set data(value:Object):void {
	_data = value;
    
	dispatchEvent(new FlexEvent(FlexEvent.DATA_CHANGE));
    }
    
    //-------------------------------------------------------------------------
	
	private function get borderMetrics():EdgeMetrics
	{
		return EdgeMetrics.EMPTY;
	}
	
	//-------------------------------------------------------------------------
	
	private function renderComponent(event:FlexEvent):void
	{
		if(_data != null && _data != "null")
		{
			textField.htmlText = data.label;
			invalidateProperties();
			invalidateSize();
			invalidateDisplayList();
			
		}
	}
	
	//-------------------------------------------------------------------------
	
	private function buttonClick(event:Event):void
	{
		mx.controls.Alert.show("button click");
	}
	
	//-------------------------------------------------------------------------
	
	override protected function createChildren():void
	{
		super.createChildren();

		// Create the TextField that displays the tooltip text.
		if (!textField)
		{
			textField = new UITextField();
			textField.autoSize = TextFieldAutoSize.LEFT;
			textField.mouseEnabled = false;
			textField.multiline = true;
			textField.selectable = false;
			textField.wordWrap = true;
			textField.styleName = this;
			addChild(textField);	
		}
	}
	
	//-------------------------------------------------------------------------
	
	
	override protected function measure():void
	{
		super.measure();

		var bm:EdgeMetrics = borderMetrics;

		var leftInset:Number = bm.left + getStyle("paddingLeft");
		var topInset:Number = bm.top + getStyle("paddingTop");
		var rightInset:Number = bm.right + getStyle("paddingRight");
		var bottomInset:Number = bm.bottom + getStyle("paddingBottom");

		var widthSlop:Number = leftInset + rightInset;
		var heightSlop:Number = topInset + bottomInset;

		textField.wordWrap = false;

		if (textField.textWidth + widthSlop > this.maxWidth)
		{
			textField.width = this.maxWidth - widthSlop;
			textField.wordWrap = true;
		}

		measuredWidth = textField.width + widthSlop;
		measuredHeight = textField.height + heightSlop;
		
		this.parent.parent.height = this.parent.height = this.height = measuredHeight + 25;
		this.parent.parent.width = this.parent.width = this.width = measuredWidth;
		
		createAdditionalContent(measuredWidth, measuredHeight);
	}
	
	private function createAdditionalContent(measuredWidth:Number, measuredHeight:Number):void
	{
		clickText = new LinkButton();
		clickText.label = "More Info";
		clickText.width = 70;
		clickText.height = 18;
		clickText.setStyle("fontSize", 9);
		clickText.setStyle("color", "blue");
		clickText.buttonMode = true;
		clickText.visible = true;
		clickText.y = measuredHeight;
		clickText.x = measuredWidth - clickText.width - 8;
		
		clickText.addEventListener(MouseEvent.CLICK, dispatchClick);

		addChild(clickText);
	}
	
	private function dispatchClick(e:Event):void
	{
		this.dispatchEvent(new Event("buttonClicked", true))
	}
}
}


Application.xml
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" initialize="init()" 
			viewSourceURL="srcview/index.html" width="600" height="300">

<mx:DataGrid id="dg" dataProvider="{tmpArray}" width="550"
			 mouseOut="dgMouseOut(event)" mouseOver="dgMouseOver(event)" mouseMove="dgMouseMove(event)">
	<mx:columns>
		<mx:Array>
			<mx:DataGridColumn headerText="Label" dataField="label" showDataTips="true" />
			<mx:DataGridColumn headerText="Data" dataField="data" />
		</mx:Array>
	</mx:columns>
</mx:DataGrid>

<mx:Style>
	
	.menuToolTip {
		   backgroundAlpha: 1;
		   backgroundColor: #ffffcc;
		   useRollOver: false;
		   borderStyle: solid;
		   borderThickness: 0;
		   borderColor: #000000;
		   selectionColor: #7fcdfe;
		   dropShadowEnabled: true;
		   cornerRadius: 5;
		   paddingLeft: 3; paddingRight: 3; paddingTop: 3; paddingBottom: 3;
		   
		}
	
</mx:Style>

<mx:Script>
	<![CDATA[
		import mx.automation.delegates.controls.ListBaseContentHolderAutomationImpl;
		import mx.controls.listClasses.ListBase;
		import renderers.MenuToolTipRenderer;
		import mx.controls.dataGridClasses.DataGridItemRenderer;
		
		import mx.managers.ToolTipManager;
		import mx.controls.Menu;
		import mx.events.MenuEvent;
		import flash.geom.Point;
		
		[Bindable] private var dgMouseX:Number = 0;
		[Bindable] private var dgMouseY:Number = 0;
		
		private var toolTipMenu:Menu;
		private var toolTipTimer:Timer;
		
		[Bindable]
		public var tmpArray:Array = [{label: '<b>mary</b> had a little lamb', data: 55, link:'http://www.meutzner.com/blog'}, 
								     {label: 'All the kings men, and all the kings horses', data: 56, link:'http://www.meutzner.com/blog'}, 
								     {label: 'baa baa black sheep, have you any wool', data: 57, link:'http://www.meutzner.com/blog'}, 
								     {label: 'jack and jill went up the hill', data: 58, link:'http://www.meutzner.com/blog'}, 
								     {label: 'little miss muffet, sat on a tuffet, eating her curds and whey', data: 59, link:'http://www.meutzner.com/blog'}
								    ];
		
		//-------------------------------------------------------------------------
		
		public function init():void
		{
			ToolTipManager.enabled = false;
		}
		
		//-------------------------------------------------------------------------
		
		private function createMenu(data:Object):void 
    {
	toolTipTimer.stop();
	var menuData:Array = [{label: data.label, link: data.link}];
	
	
	
	toolTipMenu = Menu.createMenu(this, menuData, false);
	toolTipMenu.labelField="label";
	toolTipMenu.width = 250;
	toolTipMenu.setStyle("fontSize", 10);
	toolTipMenu.setStyle("themeColor", 0xFF9900);
	toolTipMenu.itemRenderer = new ClassFactory(renderers.MenuToolTipRenderer);
	toolTipMenu.data = data;
	toolTipMenu.selectable = false;
	toolTipMenu.setStyle("styleName", "menuToolTip");
	toolTipMenu.setStyle("openDuration", 0);

	//toolTipMenu.setStyle("selectionEasingFunction", myEasingFunction);
	toolTipMenu.addEventListener(MouseEvent.ROLL_OUT, hideToolTip);
	toolTipMenu.addEventListener("buttonClicked", catchButtonClick);
	
	var pt1:Point = new Point(this.dgMouseX, this.dgMouseY);
			pt1 = dg.localToGlobal(pt1);
			//offset this for now to fix slight bug where immediate mouseover of tooltip causes it to hide
	toolTipMenu.show(pt1.x+10, pt1.y+0);
	
    }
    
    //-------------------------------------------------------------------------
    
    private function hideToolTip(event:MouseEvent):void
    {
	//trace("MENU --- " + event.relatedObject + " - " + event.target + " - " + event.currentTarget);
	toolTipMenu.hide();
    }
    
    //-------------------------------------------------------------------------
    
    private function dgMouseMove(event:MouseEvent):void
    {
	this.dgMouseX = dg.mouseX;
	this.dgMouseY = dg.mouseY;
    }
    
    
    //-------------------------------------------------------------------------
    
    private function dgMouseOver(event:MouseEvent):void
    {
	this.dgMouseX = dg.mouseX;
	this.dgMouseY = dg.mouseY;
	//trace("DATAGRID OVER --- " + event.target + " - " + event.currentTarget + " - " + event.relatedObject);
	if(event.target is DataGridItemRenderer)
	{
		if(toolTipMenu != null)
		{
			if(toolTipMenu.visible && toolTipMenu.data == event.target.data) 
				return;
		}
		if(!DataGridItemRenderer(event.target).styleName.showDataTips)
			return;
			
		toolTipTimer = new Timer(1000, 0);
		toolTipTimer.addEventListener(TimerEvent.TIMER, function():void 
																 { 
																	createMenu(event.target.data);
																 } 
									  );
		toolTipTimer.start();
	}
    }
    
    //-------------------------------------------------------------------------
    
    private function dgMouseOut(event:MouseEvent):void
    {
	if(toolTipTimer) toolTipTimer.stop();
	//trace("DATAGRID OUT --- " + event.target + " - " + event.currentTarget + " - " + event.relatedObject);
	if(event.relatedObject is mx.controls.listClasses.ListBaseContentHolder || event.relatedObject is MenuToolTipRenderer)
	{
		return;
	}
	if(event.target is DataGridItemRenderer)
	{
		if(event.relatedObject is Menu || !event.relatedObject is MenuToolTipRenderer) return;
		if(toolTipMenu != null) toolTipMenu.hide();
	    }
    }
    
    //-------------------------------------------------------------------------
    
    private function catchButtonClick(e:Event):void 
		{
	mx.controls.Alert.show(e.target.data.label + " was clicked to take you to " + e.target.data.link);
    }

		
	]]>
</mx:Script>

</mx:Application>


附件为源文件


1. 设置ToolTip风格(通过css来设置)
   ToolTip { 
    fontFamily: "Arial"; 
    fontSize: 13; 
    fontStyle: "italic"; 
    color: #FF6699; 
    backgroundColor: #33CC99; 
}
当然这个可以通过css来动态设置例如:
StyleManager.getStyleDeclaration("ToolTip").setStyle("fontStyle","italic"); 
2. 错误提示errotTip

errorTip
{
border-style:"errorTipRight";
}
其中border-style其对应的格式决定小三角的方位,可选值:[toolTip,errorTipRight,errorTipAbove,errorTipBelow]
<mx:TextInput x="85" y="118" text="021-阿萨德发送" errorString="输入有误!" />
如果想修改源码,改变小三角的大小或者位置的话就需要自定义border-skin
ToolTip
{
border-skin:ClassReference("com.MyToolTipBorder");
}
其中 com.MyToolTipBorder其中是一个继承了RectangularBorder的类,源码参见附件, ToolTip默认的skin-class路径在sdk
sdks\3.0.0\frameworks\projects\framework\src\mx\skins\halo\ToolTipBorder
引入包的路径:import mx.skins.halo.ToolTipBorder;
笔者发现 ToolTipBorder 的类对于4个方向支持不是很好,其中最右边的提示,也就是小三角在右边的没有,把源码修改了下(附件中有MyToolTipBorder)
改变默认的错误提示的背景色设置4个方向的提示









3. 使用ToolTipManager动态创建自定义的tooltip;
使用ToolTipManager管理器类能够让你设置基本的ToolTip功能。比如显示延迟,以及控制是否显示ToolTip信息内容。
你可以在程序中激活和停止使用ToolTips.
可以使用enabled这个属性来激活或者停止使用ToolTips,如果停止使用,在鼠标移到到组件上方的时候就不会用ToolTips的框显示出来,不管那个组件是否设置了toolTip这个属性值
设置ToolTipManager的常用属性介绍
ToolTipManager.enabled = true;//鼠标移入控件自动显示工具提示
ToolTipManager.showDelay = 0; //flex 等待tooltip出现的时间单位毫秒默认500
ToolTipManager. hideDelay=3000; //flex 隐藏tooltip所需的事件等待量 单位毫秒,默认500
ToolTipManager.showEffect= fadeIn; //显示tooltip的特效
ToolTipManager. hideEffect= fadeIn; //隐藏 tooltip的特效
<mx:Fade id="fadeIn" alphaFrom="0" alphaTo="1" duration="1000"/>
4. 使用ToolTipManager createToolTip,destroyToolTip来动态创建自定义tooltip
一般自定义tooltip都是在控件的
MouseEvent. ROLL_OVER(rollOver)
MouseEvent. MOUSE_OVER (mouseOver)
控制自定义tooltip的显示
MouseEvent. ROLL_OUT (rollOut)
MouseEvent. MOUSE_OUT (mouseOut)
控制自定义tooltip的隐藏
现已rollOver结合ToolTipManager实现自定义tooltip
<mx:Script>
	<![CDATA[
import mx.managers.ToolTipManager;
public var myTip:ToolTip;
private function showTip(event:MouseEvent,type:String):void
{
Tip=ToolTipManager.createToolTip(str,event.stageX,event.stageY) as ToolTip;
//根据需要动态设置tooltip的style属性
myTip.move(event.stageX,event.stageY);
}
private function hideTip():void
	{
		ToolTipManager.destroyToolTip(myTip);
	}
	]]>
</mx:Script>

5. 实现mx.core.IToolTip接口自定义toolTip的外观(可选as实现该接口,mxml实现该接口)
现已mxml实现该接口为例(简单), MyPanelToolTip.mxml
<mx:Panel xmlns:mx="http://www.adobe.com/2006/mxml"  
    implements="mx.core.IToolTip"  
    width="212"  
    borderThickness="2"  
   backgroundColor="0xCCCCCC"  
   dropShadowEnabled="true"  
   borderColor="black"  
   roundedBottomCorners="true"
    height="90">   
   <mx:Script>
   <![CDATA[  
   //注意 Panel 中的  implements="mx.core.IToolTip"  
   [Bindable]   
   private var _text:String="";  
   public function get text():String {  
   return _text ;
   }  
   public function set text(value:String):void {
   		this._text=value;  
   }  
   ]]></mx:Script>  
   <mx:Text text="{text}" percentWidth="100"/>  
   </mx:Panel>

使用时:
private function createCustomTip(title:String, body:String, event:ToolTipEvent):void
{
var pan:MyPanelToolTip = new MyPanelToolTip();
           pan.title = title;
           pan.text=body;
           event.toolTip = pan;
}
<mx:Button id="btn3" label="button" x="275.5" toolTip="demo" toolTipCreate="createCustomTip('自定义tooltip','该tooltip实现mx.core.IToolTip接口,注意是控件必须设置toolTip属性的值',event)" y="187"/>
6. 自定义组件(继承UIComponent)结合mouseover事件形式  
效果图:







  • 大小: 19.7 KB
  • 大小: 2.8 KB
  • 大小: 4.1 KB
  • 大小: 4.9 KB
  • 大小: 4.5 KB
  • 大小: 4.7 KB
  • 大小: 6.7 KB
  • 大小: 1.9 KB
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评论
1 楼 zlbdexiaohao 2015-07-17  
  棒棒的

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