仿以然胜甲首页（二）

在第一篇中,Desktop类有一个问题就是不支持Rows设置为三或三以上的数

using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Collections.Generic;

namespace yrsj.Controls
{
    public class Desktop : Canvas
    {
        private string clickName = string.Empty;//记录单击控件名称
        private List<double> Tops = new List<double>();//Top位置坐标
        private List<CustomPanel> Panels = new List<CustomPanel>();//Panel集
        private int ctlNum = int.MaxValue;
        private int rowCtlNum = int.MinValue;
        private bool isLoaded = false;

        public static readonly DependencyProperty RowsProperty =
            DependencyProperty.Register("Rows", typeof(int), typeof(Desktop), new PropertyMetadata(1, RowsChanged));

        public int Rows
        {
            get { return (int)GetValue(RowsProperty); }
            set { SetValue(RowsProperty, value); }
        }

        private static void RowsChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
        {
            Desktop desktop = sender as Desktop;
            if (desktop == null) return;

            int rows = 0;
            if (e.NewValue != null)
                int.TryParse(e.NewValue.ToString(), out rows);

            if (rows > 0)
                desktop.rowCtlNum = (desktop.ctlNum / rows) + (desktop.ctlNum % rows > 0 ? 1 : 0);
        }

        public Desktop()
            : base()
        {
            this.MinWidth = 480;
            this.MinHeight = 400;

            this.Loaded += new RoutedEventHandler(Desktop_Loaded);
        }

        void Desktop_Loaded(object sender, RoutedEventArgs e)
        {
            if (isLoaded) return;
            for (int i = 0; i < this.Children.Count; i++)
            {
                CustomPanel panel = this.Children[i] as CustomPanel;
                if (panel == null) continue;

                if (panel.Name == null || panel.Name.Trim() == "")
                    panel.Name = "panel" + i.ToString();

                panel.Click += BodyPanel_Click;
                panel.Margin = new Thickness(5, 3, 3, 3);
                Panels.Add(panel);
            }

            ctlNum = Panels.Count;
            if (Rows == 0)
                Rows = 1;
            rowCtlNum = (ctlNum / Rows) + (ctlNum % Rows > 0 ? 1 : 0);

            this.SizeChanged += new SizeChangedEventHandler(Desktop_SizeChanged);
            Desktop_SizeChanged(sender, null);
            isLoaded = true;
        }

        private void Desktop_SizeChanged(object sender, SizeChangedEventArgs e)
        {
            Double LWidth = 0;//小对象的宽度            
            Double MWidth = 0;//大对象的宽度
            Double MHeight = 0;//大对象的高度
            Double LHeight = 0;//小对象的高度

            CalcPanelWidthAndHeight(out LWidth, out LHeight, out MWidth, out MHeight);

            //判断执行动画
            if (string.IsNullOrEmpty(clickName) == true)//初始化动画,也就是第一次点击
            {
                this.Children.Clear();
                SetNormalState(MHeight, null);
            }
            else
            {
                Initialization(MWidth, MHeight, LWidth, LHeight);
            }
        }

        private void SetNormalState(double height, Storyboard sb)
        {
            Double MiddleWidth = this.ActualWidth / rowCtlNum - 5;//对象宽度
            Double MiddleHeight = height / Rows - rowCtlNum - 5;//对象高度

            int curRow = 0;
            for (int i = 0; i < ctlNum; i++)
            {
                if (i >= rowCtlNum)
                    curRow = i / rowCtlNum;

                CustomPanel temp = Panels[i];

                double left = 0;
                double top = 0;
                if (i < rowCtlNum)//控制行Top
                {
                    top = 2;//第一行顶点
                    left = MiddleWidth * i + i * 5;//第一行的左边距
                }
                else
                {
                    top = this.ActualHeight / Rows * curRow;//第二行顶点
                    left = MiddleWidth * (i - rowCtlNum * curRow) + (i - rowCtlNum * curRow) * 5;//第二行的左边距
                }

                if (sb == null)
                {
                    temp.Width = MiddleWidth;
                    temp.Height = MiddleHeight;

                    temp.SetValue(Canvas.LeftProperty, left);//与Margin有所不同
                    temp.SetValue(Canvas.TopProperty, top);
                    this.Children.Add(temp);
                }
                else
                    ReducePanel(sb, temp, MiddleWidth, MiddleHeight, top, left);
            }
        }

        private void CalcPanelWidthAndHeight(out double lWidth, out double lHeight, out double mWidth, out double mHeight)
        {
            lWidth = 200;//小对象的宽度            
            mWidth = this.ActualWidth - lWidth - 5;//大对象的宽度
            mHeight = this.ActualHeight - 5;//大对象的高度
            lHeight = (mHeight - (ctlNum - 1) * 6) / (ctlNum - 1);//小对象的高度
        }

        private void BodyPanel_Click(object sender, RoutedEventArgs e)
        {
            CustomPanel panel = sender as CustomPanel;
            //Canvas ca = panel.Parent as Canvas;

            Double LWidth = 0;//小对象的宽度            
            Double MWidth = 0;//大对象的宽度
            Double MHeight = 0;//大对象的高度
            Double LHeight = 0;//小对象的高度

            CalcPanelWidthAndHeight(out LWidth, out LHeight, out MWidth, out MHeight);

            //判断执行动画
            if (string.IsNullOrEmpty(clickName) == true)//初始化动画,也就是第一次点击
            {
                clickName = panel.Name;//保存为上一个点击按钮
                Initialization(MWidth, MHeight, LWidth, LHeight);
            }
            else
            {
                Storyboard sb = new Storyboard();
                if (panel.Name == clickName)//还原界面
                {
                    //当点击上一个点击的按钮时，还原初始界面
                    SetNormalState(MHeight, sb);
                    clickName = string.Empty;
                }
                else//位置交换
                {
                    CustomPanel ctl = this.FindName(clickName) as CustomPanel;
                    MaxPanel(sb, panel, MWidth - 5, MHeight - 10);
                    ctl.Button.IsMax = false;
                    ReducePanel(sb, ctl, LWidth, LHeight, Canvas.GetTop(panel), MWidth);
                    clickName = panel.Name;
                }
                sb.Begin();
            }
        }

        /// <summary>
        /// 获取每个对象顶点的位置数组
        /// </summary>
        /// <param name="ca"></param>
        /// <returns></returns>
        public List<double> topList(Canvas ca)
        {
            List<double> ListTmp = new List<double>();//Top位置坐标
            //初始化Tops坐标
            //Tops.Add((ctlNum - 1));           
            Double MHeight = this.ActualHeight - 5;//大对象的高度
            Double LTop = (MHeight - (ctlNum - 1) * 6) / (ctlNum - 1);//小对象的高度
            for (int i = 0; i < ctlNum - 1; i++)
            {
                //95：初始化后控件高 3：间距
                ListTmp.Add(i * LTop + i * 5 + 5);
            }
            return ListTmp;
        }

        /// <summary>
        /// 所有对象归位
        /// </summary>
        /// <param name="MaxWidth">大对象的宽</param>
        /// <param name="MaxHeight">大对象的高</param>
        /// <param name="LWidth">小对象的宽</param>
        /// <param name="LHeight">小对象的高</param>
        private void Initialization(double MaxWidth, double MaxHeight, Double LWidth, Double LHeight)
        {
            Tops = topList(this);
            Storyboard sb = new Storyboard();
            int iTop = 0;
            for (int i = 0; i < ctlNum; i++)
            {
                CustomPanel ctl = Panels[i];
                if (ctl.Name == clickName)//判断是否是单击对象
                {
                    MaxPanel(sb, ctl, MaxWidth - 5, MaxHeight - 10);//第一次点击时
                }
                else
                {
                    ctl.Button.IsMax = false;
                    ReducePanel(sb, ctl, LWidth, LHeight, Tops[iTop], MaxWidth);//其它的缩小归位
                    iTop++;
                }
            }
            sb.Begin();
        }

        /// <summary>
        /// 放大Panel对象
        /// </summary>
        /// <param name="sb"></param>
        /// <param name="panel"></param>
        private void MaxPanel(Storyboard sb, CustomPanel panel, double MaxWidth, double MaxHeight)
        {
            sb.Children.Add(CreateDoubleAnimation(panel, "(FrameworkElement.Width)", panel.Width, MaxWidth));
            sb.Children.Add(CreateDoubleAnimation(panel, "(FrameworkElement.Height)", panel.Height, MaxHeight));
            sb.Children.Add(CreateDoubleAnimation(panel, "(Canvas.Top)", Canvas.GetTop(panel), 5));
            sb.Children.Add(CreateDoubleAnimation(panel, "(Canvas.Left)", Canvas.GetLeft(panel), 0));
        }

        /// <summary>
        /// 缩小Panel对象,也就是小窗口的大小
        /// </summary>
        /// <param name="sb">动画板</param>
        /// <param name="panel">动画对象</param>
        /// <param name="width">宽度（缩小目标）</param>
        /// <param name="height">高度（缩小目标）</param>
        /// <param name="Top">对象最终顶边</param>
        /// <param name="Left">对象最终左边</param>
        private void ReducePanel(Storyboard sb, CustomPanel panel, double width, double height, double Top, double Left)
        {
            sb.Children.Add(CreateDoubleAnimation(panel, "(FrameworkElement.Width)", panel.Width, width));
            sb.Children.Add(CreateDoubleAnimation(panel, "(FrameworkElement.Height)", panel.Height, height));
            sb.Children.Add(CreateDoubleAnimation(panel, "(Canvas.Top)", Canvas.GetTop(panel), Top));
            sb.Children.Add(CreateDoubleAnimation(panel, "(Canvas.Left)", Canvas.GetLeft(panel), Left));
        }

        /// <summary>
        /// 创建一个DoubleAnimation动画对象
        /// </summary>
        /// <param name="element">动画对象</param>
        /// <param name="property">动画对象属性</param>
        /// <param name="from">起始值</param>
        /// <param name="to">结束值</param>       
        /// <returns></returns>
        public static DoubleAnimation CreateDoubleAnimation(DependencyObject element, string property, double from, double to)
        {
            DoubleAnimation da = new DoubleAnimation();
            TimeSpan tsBeginTime = new TimeSpan(0, 0, 0, 0, 0);//开始时间
            TimeSpan tsDuration = TimeSpan.FromMilliseconds(1000);//播放时间的长度
            da.BeginTime = tsBeginTime;
            da.Duration = new Duration(tsDuration);//播放长度
            da.To = to;
            da.From = from;
            da.EasingFunction = new PowerEase() { EasingMode = EasingMode.EaseOut, Power = 3 };
            Storyboard.SetTarget(da, element);
            Storyboard.SetTargetProperty(da, new PropertyPath(property));
            return da;
        }
    }
}

接上篇

BlackPanel

[TemplatePart(Name = PanelDescript, Type = typeof(TextBlock))]
    public class BlackPanel : CustomPanel
    {
        protected internal const string PanelDescript = "txtDescript";
        protected internal TextBlock txtDescript;

        public static readonly DependencyProperty TitleDescriptProperty =
            DependencyProperty.Register("TitleDescript", typeof(string), typeof(BlackPanel), new PropertyMetadata("", new PropertyChangedCallback(TitleDescriptChanged)));

        public string TitleDescript
        {
            get { return (string)GetValue(TitleDescriptProperty); }
            set { SetValue(TitleDescriptProperty, value); }
        }

        private static void TitleDescriptChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
        {
            BlackPanel panel = sender as BlackPanel;
            if (panel == null) return;

            if (e.NewValue != null && panel.txtDescript != null)
                panel.txtDescript.Text = e.NewValue.ToString();
            else if (panel.txtDescript != null)
                panel.txtDescript.Text = "";
        }

        public BlackPanel()
            : base()
        {
            this.DefaultStyleKey = typeof(BlackPanel);
        }

        public override void OnApplyTemplate()
        {
            base.OnApplyTemplate();

            txtDescript = base.GetTemplateChild(PanelDescript) as TextBlock;

            if (txtDescript != null)
                txtDescript.Text = TitleDescript;
        }
    }

BlackPanel样式

<Style TargetType="local:BlackPanel">
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="local:BlackPanel">
                    <Grid x:Name="Root" Background="#fff5f5f5">
                        <Rectangle RadiusX="2" RadiusY="2" Stroke="#ffc3c3c3"/>
                        <Grid>
                            <Grid.RowDefinitions>
                                <RowDefinition Height="28"/>
                                <RowDefinition Height="17"/>
                                <RowDefinition/>
                                <RowDefinition Height="20"/>
                            </Grid.RowDefinitions>
                            <Grid Grid.Row="0" Margin="1">
                                <Grid.Background>
                                    <LinearGradientBrush StartPoint="0 0" EndPoint="0 1">
                                        <GradientStop Color="#ff4c8a8c" Offset="0.4"/>
                                        <GradientStop Color="#ff32777f" Offset="1"/>
                                    </LinearGradientBrush>
                                </Grid.Background>

                                <local:PanelButton x:Name="btnMax" Margin="0 3 3 0" BorderBrush="White" Width="11" Height="11" 
                                                   VerticalAlignment="Top" HorizontalAlignment="Right"/>

                                <TextBlock x:Name="txtTitle" Foreground="#ffffffff" Margin="10 0" FontSize="14" FontWeight="Bold" 
                                           HorizontalAlignment="Left" VerticalAlignment="Bottom" Text=""/>
                            </Grid>

                            <Grid Grid.Row="1" Margin="1 -1 1 0">
                                <Grid.Background>
                                    <LinearGradientBrush StartPoint="0 0" EndPoint="0 1">
                                        <GradientStop Color="#ff15373b" Offset="0.4"/>
                                        <GradientStop Color="#ff030a0b" Offset="1"/>
                                    </LinearGradientBrush>
                                </Grid.Background>
                                <TextBlock x:Name="txtDescript" Text="" Foreground="#ffffffff"/>
                            </Grid>

                            <ContentControl x:Name="contentControl" Grid.Row="2" Content="{TemplateBinding Content}" Margin="5 2"
                                            HorizontalContentAlignment="Stretch" VerticalContentAlignment="Stretch"/>

                            <TextBlock x:Name="txtFooter" Grid.Row="3" Foreground="#ff808080" FontSize="12" Visibility="Collapsed"
                                       VerticalAlignment="Bottom" HorizontalAlignment="Right" Margin="0 0 10 3"/>
                        </Grid>
                    </Grid>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

GrayPanel

[TemplatePart(Name = PanelImage, Type = typeof(Image))]
    [TemplatePart(Name = PanelDescript, Type = typeof(TextBlock))]
    public class GrayPanel : CustomPanel
    {
        protected internal const string PanelImage = "img";
        protected internal const string PanelDescript = "txtDescript";

        protected internal Image img;
        protected internal TextBlock txtDescript;

        /// <summary>
        /// 按钮图片
        /// </summary>
        public static readonly DependencyProperty ImageProperty =
            DependencyProperty.Register("Image", typeof(ImageSource), typeof(GrayPanel), new PropertyMetadata(null, new PropertyChangedCallback(ImageChanged)));

        /// <summary>
        /// 按钮图片
        /// </summary>
        public ImageSource Image
        {
            get { return (ImageSource)GetValue(ImageProperty); }
            set { SetValue(ImageProperty, value); }
        }

        private static void ImageChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
        {
            GrayPanel panel = sender as GrayPanel;
            if (panel == null) return;

            if (e.NewValue != null && panel.img != null)
                panel.img.Source = (ImageSource)e.NewValue;
            else if (panel.img != null)
                panel.img.Source = null;
        }

        public static readonly DependencyProperty TitleDescriptProperty =
            DependencyProperty.Register("TitleDescript", typeof(string), typeof(GrayPanel), new PropertyMetadata("", new PropertyChangedCallback(TitleDescriptChanged)));

        public string TitleDescript
        {
            get { return (string)GetValue(TitleDescriptProperty); }
            set { SetValue(TitleDescriptProperty, value); }
        }

        private static void TitleDescriptChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
        {
            GrayPanel panel = sender as GrayPanel;
            if (panel == null) return;

            if (e.NewValue != null && panel.txtDescript != null)
                panel.txtDescript.Text = e.NewValue.ToString();
            else if (panel.txtDescript != null)
                panel.txtDescript.Text = "";
        }

        public GrayPanel()
            : base()
        {
            this.DefaultStyleKey = typeof(GrayPanel);
        }

        public override void OnApplyTemplate()
        {
            base.OnApplyTemplate();

            img = base.GetTemplateChild(PanelImage) as Image;
            txtDescript = base.GetTemplateChild(PanelDescript) as TextBlock;

            if (img != null)
                img.Source = Image;

            if (txtDescript != null)
                txtDescript.Text = TitleDescript;
        }
    }

 GrayPanel样式

<Style TargetType="local:GrayPanel">
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="local:GrayPanel">
                    <Grid x:Name="Root" Background="#fff5f5f5">
                        <Rectangle RadiusX="2" RadiusY="2" Stroke="#ffc3c3c3"/>
                        <Grid>
                            <Grid.RowDefinitions>
                                <RowDefinition Height="55"/>
                                <RowDefinition/>
                                <RowDefinition Height="20"/>
                            </Grid.RowDefinitions>
                            <Grid Grid.Row="0" Background="#fff5f5f5" Margin="1">
                                <Grid.RowDefinitions>
                                    <RowDefinition Height="35"/>
                                    <RowDefinition/>
                                    <RowDefinition Height="1"/>
                                    <RowDefinition Height="1"/>
                                </Grid.RowDefinitions>
                                <Image x:Name="img" Grid.RowSpan="2" Width="30" Height="26" Margin="10 15 0 0"
                                       HorizontalAlignment="Left" VerticalAlignment="Top"/>

                                <local:PanelButton x:Name="btnMax" Margin="0 3 3 0" BorderBrush="#ff3e3e3e" Width="11" Height="11" 
                                                   VerticalAlignment="Top" HorizontalAlignment="Right"/>

                                <TextBlock  x:Name="txtTitle" Text="" Grid.Row="0" Margin="45 0 0 0" FontWeight="Bold"
                                            HorizontalAlignment="Left" VerticalAlignment="Bottom" FontSize="14" Foreground="#ff3e3e3e"/>
                                <TextBlock x:Name="txtDescript" Text="" Grid.Row="1" Margin="45 0 0 0"  Foreground="#ffaaaaaa"
                                           HorizontalAlignment="Left" VerticalAlignment="Top"/>

                                <Rectangle Grid.Row="2" Fill="#ff363636" Margin="5 0"/>
                                <Rectangle Grid.Row="3" Fill="#ff000000" Margin="5 0"/>
                            </Grid>

                            <ContentControl x:Name="contentControl" Grid.Row="1" Margin="5 2"
                                            HorizontalContentAlignment="Stretch" VerticalContentAlignment="Stretch"/>

                            <TextBlock x:Name="txtFooter" Grid.Row="2" Foreground="#ff808080" FontSize="12" Visibility="Collapsed"
                                       VerticalAlignment="Bottom" HorizontalAlignment="Right" Margin="0 0 10 3"/>
                        </Grid>
                    </Grid>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

 GreenPanel

public class GreenPanel : CustomPanel
    {
        public GreenPanel()
            : base()
        {
            this.DefaultStyleKey = typeof(GreenPanel);
        }
    }

 GreenPanel样式

<Style TargetType="local:GreenPanel">
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="local:GreenPanel">
                    <Grid x:Name="Root" Background="#fff5f5f5">
                        <Rectangle RadiusX="2" RadiusY="2" Stroke="#ffc3c3c3"/>
                        <Grid>
                            <Grid.RowDefinitions>
                                <RowDefinition Height="35"/>
                                <RowDefinition/>
                                <RowDefinition Height="20"/>
                            </Grid.RowDefinitions>
                            <Grid Grid.Row="0" Margin="1">
                                <Grid.Background>
                                    <LinearGradientBrush StartPoint="0 0" EndPoint="0 1">
                                        <GradientStop Color="#ff7fc473" Offset="0.4"/>
                                        <GradientStop Color="#ff4f8c2a" Offset="1"/>
                                    </LinearGradientBrush>
                                </Grid.Background>

                                <local:PanelButton x:Name="btnMax" Margin="0 3 3 0" BorderBrush="White" Width="11" Height="11" 
                                                   VerticalAlignment="Top" HorizontalAlignment="Right"/>

                                <TextBlock x:Name="txtTitle" Foreground="#ffffffff" Margin="10 0" FontSize="14" FontWeight="Bold" 
                                           HorizontalAlignment="Left" VerticalAlignment="Bottom" Text=""/>
                            </Grid>

                            <ContentControl x:Name="contentControl" Grid.Row="1" Margin="5 2"
                                            HorizontalContentAlignment="Stretch" VerticalContentAlignment="Stretch"/>

                            <TextBlock x:Name="txtFooter" Grid.Row="2" Foreground="#ff808080" FontSize="12" Visibility="Collapsed"
                                       VerticalAlignment="Bottom" HorizontalAlignment="Right" Margin="0 0 10 3"/>
                        </Grid>
                    </Grid>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

 最后附上使用方式

<my:Desktop x:Name="caMain" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" 
                    Rows="2" Grid.Row="3" Margin="4 0">
            <my:BlackPanel Margin="5 3 3 3" Title="待办列表 [共2项]"
                           TitleDescript="Connected to Earansoft Service"
                           Footer="最后更新于：今天 14:21">
                <my:BlackPanel.Content>
                    <TextBlock Text="test" VerticalAlignment="Top"/>
                </my:BlackPanel.Content>
            </my:BlackPanel>

            <my:GrayPanel Margin="5 3 3 3" Image="Images/test.png" 
                          Title="公司追杀榜 [共3项]" TitleDescript="24小时工作倒计时"
                          Footer="下次自动更新时间：今天 14:50">
                <my:GrayPanel.Content>
                    <TextBlock Text="test" VerticalAlignment="Top"/>
                </my:GrayPanel.Content>
            </my:GrayPanel>

            <my:GreenPanel Margin="5 3 3 3" Title="企业战略、部门战略和个人战略" 
                           Footer="最后更新于：今天 14:21">
                <my:GreenPanel.Content>
                    <TextBlock Text="test" VerticalAlignment="Top"/>
                </my:GreenPanel.Content>
            </my:GreenPanel>

            <my:BlackPanel Margin="5 3 3 3" Title="待办列表 [共2项]" 
                           TitleDescript="Connected to Earansoft Service"
                           Footer="最后更新于：今天 14:21">
                <my:BlackPanel.Content>
                    <TextBlock Text="test" VerticalAlignment="Top"/>
                </my:BlackPanel.Content>
            </my:BlackPanel>

            <my:GrayPanel Margin="5 3 3 3" Image="Images/test.png" 
                          Title="公司追杀榜 [共3项]" TitleDescript="24小时工作倒计时"
                          Footer="下次自动更新时间：今天 14:50">
                <my:GrayPanel.Content>
                    <TextBlock Text="test" VerticalAlignment="Top"/>
                </my:GrayPanel.Content>
            </my:GrayPanel>

            <my:GreenPanel Margin="5 3 3 3" Title="企业战略、部门战略和个人战略" 
                           Footer="最后更新于：今天 14:21">
                <my:GreenPanel.Content>
                    <TextBlock Text="test" VerticalAlignment="Top"/>
                </my:GreenPanel.Content>
            </my:GreenPanel>
        </my:Desktop>

想要界面的朋友可到下面链接下载，这是我最初上传的界面程序，完整的代码我就不上传了，以免引起不必要的麻烦

http://download.csdn.net/detail/zdming2000/3997692