Flex学习笔记-皮肤

1文件结构 MXML应用程序 index.mxml

皮肤文件 components.button.skin.btnSkin1.mxml  皮肤文件的组件随便引用了spark.components.Button

2

index.mxml代码

<?xml version="1.0" encoding="utf-8"?>

<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"

               xmlns:s="library://ns.adobe.com/flex/spark"

               xmlns:mx="library://ns.adobe.com/flex/mx"

               minWidth="955" minHeight="600" backgroundColor="#00C955">

    <s:layout>

        <s:BasicLayout/>

    </s:layout>

    <s:TileGroup x="122" y="53" width="500" height="500" orientation="columns">

        <s:Button label="Flex4 一个简单的默认按钮" />

        <s:Button label="Flex4 一个简单的按钮皮肤" chromeColor="#ccaacc"

                  skinClass="components.button.skin.btnSkin1"/>

        <s:Button label="Flex4 一个简单的按钮皮肤" chromeColor="haloOrange"

                  skinClass="components.button.skin.btnSkin1"/>

        <s:Button label="Flex4 一个简单的按钮皮肤" chromeColor="yellow"

                  skinClass="components.button.skin.btnSkin1"/>

        <s:Button label="Flex4 一个简单的按钮皮肤" chromeColor="haloGreen"

                  skinClass="components.button.skin.btnSkin1"/>

        <s:Button label="Flex4 一个简单的按钮皮肤" chromeColor="haloBlue"

                  skinClass="components.button.skin.btnSkin1"/>

        <s:Button label="Flex4 一个简单的按钮皮肤" chromeColor="#000000"

                  skinClass="components.button.skin.btnSkin1"/>

        <s:Button label="Flex4 一个简单的按钮皮肤"

                  skinClass="components.button.skin.btnSkin1"/>

        <s:Button label="Flex4 一个简单的按钮皮肤" chromeColor="#ffffff"

                  skinClass="components.button.skin.btnSkin1"/>

    </s:TileGroup>

</s:Application> 

3

btnSkin1.mxml

<?xml version="1.0" encoding="utf-8"?>

<s:SparkButtonSkin xmlns:fx="http://ns.adobe.com/mxml/2009"

                   xmlns:s="library://ns.adobe.com/flex/spark"

                   xmlns:fb="http://ns.adobe.com/flashbuilder/2009"

                   minWidth="40" minHeight="23"

                   alpha.disabled="0.5">

    <fx:Metadata>

        <![CDATA[

        [HostComponent("spark.components.Button")]

        ]]>

    </fx:Metadata>

    <fx:Script>

        <![CDATA[

            [Bindable]

            public var bgColor:uint;

            protected override function initializationComplete():void

            {

                bgColor=hostComponent.getStyle("chromeColor");

                useChromeColor = false;

                super.initializationComplete();

            }

        ]]>

    </fx:Script>

    <!-- 按钮的基本状态 -->

    <s:states>

        <s:State name="up" />

        <s:State name="over" />

        <s:State name="down" />

        <s:State name="disabled" />

    </s:states>

    <!-- 附件一个矩形,最外层-->

    <s:Rect id="shadow" left="0" right="0" top="0" bottom="0" radiusX="2">

        <s:fill>

            <s:LinearGradient rotation="90">

                <s:GradientEntry color="{bgColor}"

                                 color.down="0xff0033"

                                 alpha.down="0.5" />

                <s:GradientEntry color="0xFFFFFF"

                                 color.down="0xff0033"

                                 alpha.down="0.5" />

            </s:LinearGradient>

        </s:fill>

    </s:Rect>

    <!-- 附件矩形-->

    <s:Rect id="fill" left="1" right="1" top="1" bottom="1" radiusX="2">

        <s:fill>

            <s:LinearGradient rotation="90">

                <s:GradientEntry color="0xFFFFFF"

                                 color.over="0xBBBDBD"

                                 color.down="0xff0033"

                                 alpha="0.85" />

                <s:GradientEntry color="0xD8D8D8"

                                 color.over="0x9FA0A1"

                                 color.down="0xff0033"

                                 alpha="0.85" />

            </s:LinearGradient>

        </s:fill>

    </s:Rect>

    <!-- 附件矩形 弱色显示-->

    <s:Rect id="lowlight" left="1" right="1" top="1" bottom="1" radiusX="2">

        <s:fill>

            <s:LinearGradient rotation="270">

                <s:GradientEntry color="{bgColor}" alpha="0.0627" />

                <s:GradientEntry color="0xFFFFFF" alpha="0" />

            </s:LinearGradient>

        </s:fill>

    </s:Rect>

    <!-- 附件矩形 高亮显示-->

    <s:Rect id="highlight" left="1" right="1" top="1" bottom="1" radiusX="2">

        <s:fill>

            <s:LinearGradient rotation="90">

                <s:GradientEntry color="{bgColor}"

                                 alpha.over="0.22"

                                 alpha.down="0.12"/>

                <s:GradientEntry color="0xFFFFFF"/>

            </s:LinearGradient>

        </s:fill>

    </s:Rect>

    <!-- 附件矩形-->

    <s:Rect id="highlightStroke" left="1" right="1" top="1" bottom="1" radiusX="2" excludeFrom="down">

        <s:stroke>

            <s:LinearGradientStroke rotation="90" weight="1">

                <s:GradientEntry color="0xFFFFFF" alpha.over="0.22" />

                <s:GradientEntry color="0xD8D8D8" alpha.over="0.22" />

            </s:LinearGradientStroke>

        </s:stroke>

    </s:Rect>

    <!-- 附件矩形 鼠标按下,高亮显示-->

    <s:Rect id="hldownstroke1" left="1" right="1" top="1" bottom="1" radiusX="2" includeIn="down">

        <s:stroke>

            <s:LinearGradientStroke rotation="90" weight="1">

                <s:GradientEntry color="0xff0033" alpha="0.25" ratio="0.0" />

                <s:GradientEntry color="0xff0033" alpha="0.25" ratio="0.001" />

                <s:GradientEntry color="0xff0033" alpha="0.07" ratio="0.0011" />

                <s:GradientEntry color="0xff0033" alpha="0.07" ratio="0.965" />

                <s:GradientEntry color="0xff0033" alpha="0.00" ratio="0.9651" />

            </s:LinearGradientStroke>

        </s:stroke>

    </s:Rect>

    <s:Rect id="hldownstroke2" left="2" right="2" top="2" bottom="2" radiusX="2" includeIn="down">

        <s:stroke>

            <s:LinearGradientStroke rotation="90" weight="1">

                <s:GradientEntry color="0xff0033" alpha="0.09" ratio="0.0" />

                <s:GradientEntry color="0xff0033" alpha="0.00" ratio="0.0001" />

            </s:LinearGradientStroke>

        </s:stroke>

    </s:Rect>

    <!-- 附件矩形-->

    <s:Rect id="border" left="1" right="1" top="1" bottom="1" width="69" height="20" radiusX="2">

        <s:stroke>

            <s:LinearGradientStroke rotation="90" weight="1">

                <s:GradientEntry color="0xFFFFFF"

                                 alpha="0.5625"

                                 alpha.down="0.6375" />

                <s:GradientEntry color="0xFFFFFF"

                                 alpha="0.75"

                                 alpha.down="0.85" />

            </s:LinearGradientStroke>

        </s:stroke>

    </s:Rect>

    <!-- 文本显示 -->

    <s:Label id="labelDisplay" text="{hostComponent.label}"

             left="12" right="12" top="0" bottom="0" horizontalCenter="0" verticalCenter="0"

             maxDisplayedLines="0" textAlign="center" verticalAlign="middle">

    </s:Label>

</s:SparkButtonSkin>