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稳扎稳打Silverlight(1) - 1.0实例之电子表


作者:webabcd


介绍
用Silverlight 1.0实现一个基于客户端系统时间的电子表。
参考:http://silverlight.net/community/communitygallery.aspx


示例
Clock.xaml(用Expression Blend开发)
<Canvas
        xmlns="http://schemas.microsoft.com/client/2007"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Width="180" Height="150"
        Background="#0030628D"
        x:Name="Page" Loaded="enableClock"
        >
        <Rectangle x:Name="Frame" Width="180" Height="150" Stroke="#FF000000" StrokeThickness="1" RadiusX="20" RadiusY="15">
                <Rectangle.Fill>
                        <LinearGradientBrush EndPoint="0.5,1.1" StartPoint="0.5,-0.1">
                                <GradientStop Color="#FF259888" Offset="0"/>
                                <GradientStop Color="#FF259888" Offset="0.981"/>
                                <GradientStop Color="#FFC87947" Offset="0.416"/>
                                <GradientStop Color="#FFC87947" Offset="0.636"/>
                        </LinearGradientBrush>
                </Rectangle.Fill>
        </Rectangle>
        <Rectangle x:Name="Panel" Width="164" Height="134" Fill="#7F91B52C" Stroke="#FFA2AEBF" RadiusX="50" RadiusY="15" Canvas.Left="8" Canvas.Top="8" StrokeThickness="2"/>

        <Path x:Name="Line1" Width="163" Height="1" Fill="#FF100888" Stretch="Fill" Stroke="#FF1B510C" Canvas.Left="8" Canvas.Top="92" Data="M33.50029,83.29705 L161.89657,83.297051"/>
        <Path x:Name="Line2" Width="1" Height="49" Fill="#FF100888" Stretch="Fill" Stroke="#FF1B510C" Canvas.Left="63" Canvas.Top="92" Data="M81.450752,138.29705 L81.450752,90.29705"/>
        <Path x:Name="Line3" Width="1" Height="49" Fill="#FF100888" Stretch="Fill" Stroke="#FF1B510C" Canvas.Left="119" Canvas.Top="92" Data="M118.30501,164.29698 L118.30501,116.29699"/>
        
        <TextBlock x:Name="Month" Width="16" Height="19" Canvas.Left="32.5" Canvas.Top="92" TextWrapping="Wrap" Foreground="#FF100888" Text="M"/>
        <TextBlock Width="16" Height="19" Canvas.Left="87" Canvas.Top="92" TextWrapping="Wrap" x:Name="Day" Foreground="#FF100888" Text="D"/>
        <TextBlock Width="16" Height="19" Canvas.Left="136" Canvas.Top="92" TextWrapping="Wrap" x:Name="Week" Foreground="#FF100888" Text="W"/>

        <TextBlock x:Name="txtMonth" Width="19" Height="19" Canvas.Left="29" Canvas.Top="111" TextWrapping="Wrap" Foreground="#FF100888" Text="12"/>
        <TextBlock x:Name="txtDay" Width="20.5" Height="19" Canvas.Left="83.5" Canvas.Top="111" TextWrapping="Wrap" Foreground="#FF100888" Text="31"/>
        <TextBlock x:Name="txtWeek" Width="32.5" Height="19" Canvas.Left="130" Canvas.Top="111" TextWrapping="Wrap" Foreground="#FF100888" Text="Sun"/>

        <TextBlock x:Name="txtHour" Width="48" Height="48" Canvas.Left="14.5" Canvas.Top="38" TextWrapping="Wrap" FontSize="36" Foreground="#FF100888" Text="23"/>
        <TextBlock x:Name="txtMinute" Width="48" Height="48" Canvas.Left="68.5" Canvas.Top="38" TextWrapping="Wrap" FontSize="36" Foreground="#FF100888" Text="59"/>
        <TextBlock x:Name="txtSecond" Width="49" Height="48" Canvas.Left="122" Canvas.Top="38" TextWrapping="Wrap" FontSize="36" Foreground="#FF100888" Text="59"/>

        <TextBlock x:Name="Colon1" Width="9.5" Height="27" Canvas.Left="62.5" Canvas.Top="48" TextWrapping="Wrap" Foreground="#FF100888" Text=":" FontSize="20"/>
        <TextBlock x:Name="Colon2" Width="12" Height="27" Canvas.Left="116.5" Canvas.Top="48" TextWrapping="Wrap" Foreground="#FF100888" Text=":" FontSize="20"/>

        <TextBlock x:Name="Copyright" Width="88" Height="16" Canvas.Left="16" TextWrapping="Wrap" FontSize="12" Canvas.Top="22" Foreground="#FF100888" Text="webabcd clock" MouseLeftButtonDown="MouseLeftButtonDown" MouseMove="MouseMove" MouseLeave="MouseLeave"/>
        <TextBlock x:Name="FullScreen" Width="88" Height="16" Canvas.Left="106" TextWrapping="Wrap" FontSize="12" Canvas.Top="22" Foreground="#FF100888" Text="FullScreen" MouseLeftButtonDown="toggle_fullScreen" MouseMove="MouseMove" MouseLeave="MouseLeave"/>
</Canvas>
 
Clock.xaml.js
if (!window.Clock)
        window.Clock = {};

Clock.Page = function()    
{
}

Clock.Page.prototype =
{
        handleLoad: function(control, userContext, rootElement)    
        {
                this.control = control;
                
                // Sample event hookup:        
                rootElement.addEventListener("MouseLeftButtonDown", Silverlight.createDelegate(this, this.handleMouseDown));
        },
        
        // Sample event handler
        handleMouseDown: function(sender, eventArgs)    
        {
                // The following line of code shows how to find an element by name and call a method on it.
                // this.control.content.findName("Timeline1").Begin();
        }
}

// TextBlock的MouseLeftButtonDown调用的方法
function MouseLeftButtonDown(sender, args)    
{
        window.open("http://webabcd.cnblogs.com");
}

// TextBlock的MouseMove调用的方法
function MouseMove(sender, args)    
{
        // TextBlock.foreground
        sender.foreground = "red";
        // TextBlock.textDecorations
        sender.textDecorations = "underline";
}

// TextBlock的MouseLeave调用的方法
function MouseLeave(sender, args)    
{
        // TextBlock.foreground
        sender.foreground = "#FF100888";
        // TextBlock.textDecorations
        sender.textDecorations = "none";
}
 
Default.aspx
<%@ Page Language="C#" MasterPageFile="~/Site.master" AutoEventWireup="true" CodeFile="Default.aspx.cs"
        Inherits="_10_Clock_Default" Title="电子表" %>

<asp:Content ID="Content1" ContentPlaceHolderID="head" runat="Server">

        <script type="text/javascript" src="../Silverlight.js"></script>

        <script type="text/javascript" src="Default.aspx.js"></script>

        <script type="text/javascript" src="Clock.xaml.js"></script>

        <script type="text/javascript" src="Clock.js"></script>

        <style type="text/css">
                .silverlightHost
                {
                        height: 150px;
                        width: 180px;
                }
        </style>
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="Server">
        <div id="SilverlightControlHost" class="silverlightHost">

                <script type="text/javascript">
                        createSilverlight();
                </script>

        </div>
</asp:Content>
 
Default.aspx.js
function createSilverlight()
{
        var scene = new Clock.Page();
        Silverlight.createObjectEx({
                source: "Clock.xaml",
                parentElement: document.getElementById("SilverlightControlHost"),
                id: "SilverlightControl",
                properties: {
                        width: "100%",
                        height: "100%",
                        version: "1.0"
                },
                events: {
                        onLoad: Silverlight.createDelegate(scene, scene.handleLoad)
                }
        });
}


if (!window.Silverlight)    
        window.Silverlight = {};

Silverlight.createDelegate = function(instance, method) {
        return function() {
                return method.apply(instance, arguments);
        }
}
 
Clock.js
// date.getDay()索引转文字
var aryWeek = new Array(7)
aryWeek[0]="Sun"
aryWeek[1]="Mon"
aryWeek[2]="Tue"
aryWeek[3]="Wed"
aryWeek[4]="Thu"
aryWeek[5]="Fri"
aryWeek[6]="Sat"

// date.getMonth()索引转文字
var aryMonth = new Array(12)
aryMonth[0]="01"
aryMonth[1]="02"
aryMonth[2]="03"
aryMonth[3]="04"
aryMonth[4]="05"
aryMonth[5]="06"
aryMonth[6]="07"
aryMonth[7]="08"
aryMonth[8]="09"
aryMonth[9]="10"
aryMonth[10]="11"
aryMonth[11]="12"

// Canvas的Loaded调用的方法
function enableClock()    
{
        var date = new Date();

        var SilverlightControl = document.getElementById("SilverlightControl");

        // plugin.content.findName(objectName)
        var hour = SilverlightControl.content.findName("txtHour");
        var minute = SilverlightControl.content.findName("txtMinute");
        var second = SilverlightControl.content.findName("txtSecond");
        var month = SilverlightControl.content.findName("txtMonth");
        var day = SilverlightControl.content.findName("txtDay");
        var week = SilverlightControl.content.findName("txtWeek");

        // TextBlock.text
        if (date.getHours() > 9)
                hour.text = date.getHours().toString();
        else
                hour.text = "0" + date.getHours().toString();

        if (date.getMinutes() > 9)
                minute.text = date.getMinutes().toString();
        else
                minute.text = "0" + date.getMinutes().toString();
        
        if (date.getSeconds() > 9)
                second.text = date.getSeconds().toString();
        else
                second.text = "0" + date.getSeconds().toString();
                
        month.text = aryMonth[date.getMonth()];
                
        if (date.getDate() > 9)
                day.text = date.getDate().toString();
        else
                day.text = "0" + date.getDate().toString();
        
        week.text = aryWeek[date.getDay()];
        
        setTimeout("enableClock()",1000);        
}

// 全屏(TextBlock的MouseLeftButtonDown调用的方法)
function toggle_fullScreen(sender, args)
{
        // 当前元素所属的Silverlight插件
        var silverlightPlugin = sender.getHost();
        silverlightPlugin.content.fullScreen = !silverlightPlugin.content.fullScreen;        
}