WPF自定义控件（五）の用户控件（完结）
用户控件，WPF中是继承自UserControl的控件，我们可以在里面融合我们的业务逻辑。
示例：（一个厌恶选择的用户控件）
后端：
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 | using iMicClassBase;using iMicClassBase.BaseControl;using System;using System.Collections.Generic;using System.ComponentModel;using System.Linq;using System.Text;using System.Windows;using System.Windows.Controls;using System.Windows.Data;using System.Windows.Documents;using System.Windows.Forms;using System.Windows.Input;using System.Windows.Media;using System.Windows.Media.Imaging;using System.Windows.Navigation;using System.Windows.Shapes;namespace iMicClassUI.HomeToolControls{ /** * @控件名：HomeToolBackgroundPanel * @功能 ：切换黑板界面背景 * @作者 ：tjer * @时间 ：2017.05.19 * **/ /// <summary> /// HomeToolBackgroundPanel.xaml 的交互逻辑 /// </summary> public partial class HomeToolBackgroundPanel : System.Windows.Controls.UserControl { #region 委托及事件 /// <summary> /// 背景改变事件委托 /// </summary> /// <param name="sender">源</param> /// <param name="type">类型</param> /// <param name="ChangeObj">改变对象</param> public delegate void BackGroundSelectedChangeDelegate(object sender, BBBackGroundType type,object ChangeObj); /// <summary> /// 背景改变事件 /// </summary> public BackGroundSelectedChangeDelegate BackGroundSelectedChange = null; /// <summary> /// 选项卡改变事件 /// </summary> public static readonly RoutedEvent TabItemChangeEvent = EventManager.RegisterRoutedEvent ("TabItemChange", RoutingStrategy.Bubble, typeof(RoutedEventArgs), typeof(HomeToolBackgroundPanel)); public event RoutedEventHandler TabItemChange { add { AddHandler(TabItemChangeEvent, value); } remove { RemoveHandler(TabItemChangeEvent, value); } } #endregion #region 变量 /// <summary> /// 调用系统颜色框 /// </summary> private ColorDialog SysColorDia = new ColorDialog(); #endregion #region 属性及依赖属性 /// <summary> /// 当前选项卡背景类型 /// </summary> public BBBackGroundType SelectedOption { get; set; } = BBBackGroundType.ColorType; /// <summary> /// 当前颜色 /// </summary> public static readonly DependencyProperty CurrentColorProperty = DependencyProperty.Register("CurrentColor", typeof(System.Windows.Media.Color), typeof(HomeToolBackgroundPanel), new PropertyMetadata((Color)ColorConverter.ConvertFromString("#FF18311B"), OnCurrentColorChanged)); [Description("当前颜色"), Browsable(false)] public System.Windows.Media.Color CurrentColor { get { return (System.Windows.Media.Color)GetValue (CurrentColorProperty); } set { SetValue(CurrentColorProperty, value); } } /// <summary> /// 当前本地图片背景，从1开始，默认是无效0 /// <summary> public static readonly DependencyProperty CurrentSysBgIndexProperty = DependencyProperty.Register("CurrentSysBgIndex", typeof(int), typeof(HomeToolBackgroundPanel), new PropertyMetadata(0, OnCurrentSysBgIndexChanged)); [Description("当前系统图片背景索引"), Browsable(false)] public int CurrentSysBgIndex { get { return (int)GetValue(CurrentSysBgIndexProperty); } set { SetValue(CurrentSysBgIndexProperty ,value); } } /// <summary> /// 当前本地图片路径 /// </summary> public static readonly DependencyProperty CurrentLocalImageBgURIProperty = DependencyProperty.Register("CurrentLocalImageBgURI", typeof(string), typeof(HomeToolBackgroundPanel), new PropertyMetadata(string.Empty, OnCurrentLocalImageBgURIChanged)); [Description("当前本地图片路径"), Browsable(false)] public string CurrentLocalImageBgURI { get { return (string)GetValue(CurrentLocalImageBgURIProperty); } set { SetValue(CurrentLocalImageBgURIProperty, value); } } #endregion #region 窗体事件 /// <summary> /// 构造 /// </summary> public HomeToolBackgroundPanel() { InitializeComponent(); } /// <summary> /// 初始化，每次显示的时候调用，可以展示当前黑板背景状态 /// </summary> /// <param name="type">当前黑板背景类型</param> /// <param name="obj">背景内容对象</param> public void Init(BBBackGroundType type,object obj) { switch (type) { case BBBackGroundType.ColorType: tabPanel.SelectedIndex = 0; CurrentColor = (System.Windows.Media.Color)obj ; break; case BBBackGroundType.ImageType: tabPanel.SelectedIndex = 1; CurrentSysBgIndex = (int)obj; break; case BBBackGroundType.LocalType: tabPanel.SelectedIndex = 2; CurrentLocalImageBgURI = (string)obj; break; } } #endregion #region 依赖事件 /// <summary> /// 颜色改变事件 /// </summary> /// <param name="d">依赖对象</param> /// <param name="e">事件</param> private static void OnCurrentColorChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { if (e.OldValue == e.NewValue) { return; } if ((Color)e.NewValue== (Color)ColorConverter.ConvertFromString("#FF18311B")) { return; } HomeToolBackgroundPanel control = (HomeToolBackgroundPanel)d; control.CurrentSysBgIndex = 0; control.CurrentLocalImageBgURI = string.Empty; control.BackGroundSelectedChange?.Invoke(control, BBBackGroundType.ColorType,control.CurrentColor); } /// <summary> /// 背景索引改变事件 /// </summary> /// <param name="d">依赖对象</param> /// <param name="e">事件</param> private static void OnCurrentSysBgIndexChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { if (e.OldValue == e.NewValue) { return; } if ((int)e.NewValue==0) { return; } HomeToolBackgroundPanel control = (HomeToolBackgroundPanel)d; control.CurrentColor = (Color)ColorConverter.ConvertFromString("#FF18311B"); control.CurrentLocalImageBgURI = string.Empty; control.BackGroundSelectedChange?.Invoke(control, BBBackGroundType.ImageType, control.CurrentSysBgIndex); } /// <summary> /// 本地背景路径改变 /// </summary> /// <param name="d">依赖对象</param> /// <param name="e">事件</param> private static void OnCurrentLocalImageBgURIChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { if (e.OldValue == e.NewValue) { return; } if ((string)e.NewValue == string.Empty) { return; } HomeToolBackgroundPanel control = (HomeToolBackgroundPanel)d; control.CurrentColor = (Color)ColorConverter.ConvertFromString("#FF18311B"); control.CurrentSysBgIndex = 0; control.BackGroundSelectedChange?.Invoke(control, BBBackGroundType.LocalType, control.CurrentLocalImageBgURI); } #endregion #region 内部操作事件 /// <summary> /// 选项卡改变事件 /// </summary> /// <param name="sender">事件源</param> /// <param name="e">事件</param> private void TabItem_Select(object sender, RoutedEventArgs e) { //选项卡改变，背景类型改变 switch (tabPanel.SelectedIndex) { case 0: SelectedOption = BBBackGroundType.ColorType; break; case 1: SelectedOption = BBBackGroundType.ImageType; break; case 2: SelectedOption = BBBackGroundType.LocalType; break; } RoutedEventArgs routedEventArgs = new RoutedEventArgs(TabItemChangeEvent, e.OriginalSource); RaiseEvent(routedEventArgs); } /// <summary> /// 面板颜色值选择 /// </summary> /// <param name="sender">事件源</param> /// <param name="e">事件</param> private void ColorPanel_MouseLeftButtonDown(object sender, MouseButtonEventArgs e) { colorPanelCurrent.Color = (sender as ColorPanel).Color; if ((sender as ColorPanel).Color == (Color)(ColorConverter.ConvertFromString("#FF18311B"))) //保证颜色值是设定色的时候也会触发 { btnBg1.IsSelected = false; btnBg2.IsSelected = false; btnBg3.IsSelected = false; btnBg4.IsSelected = false; CurrentSysBgIndex = 0; CurrentLocalImageBgURI = string.Empty; BackGroundSelectedChange?.Invoke(this, BBBackGroundType.ColorType, CurrentColor); } } /// <summary> /// 点击更多颜色 /// </summary> /// <param name="sender">事件源</param> /// <param name="e">事件</param> private void btnMoreColor_Click(object sender, RoutedEventArgs e) { DialogResult result = SysColorDia.ShowDialog(); if (result == System.Windows.Forms.DialogResult.OK) { colorPanelCurrent.Color = ColorConverterHelp.ConvertToMediaColor(SysColorDia.Color); } } /// <summary> /// 本地背景选择 /// </summary> /// <param name="sender">事件源</param> /// <param name="e">事件</param> private void SelectButton_ButtonSelected(object sender, EventArgs e) { int index = Convert.ToInt32((sender as SelectButton).Tag); switch (index) { case 1: btnBg2.IsSelected = false; btnBg3.IsSelected = false; btnBg4.IsSelected = false; CurrentSysBgIndex = 1; break; case 2: btnBg1.IsSelected = false; btnBg3.IsSelected = false; btnBg4.IsSelected = false; CurrentSysBgIndex = 2; break; case 3: btnBg1.IsSelected = false; btnBg2.IsSelected = false; btnBg4.IsSelected = false; CurrentSysBgIndex = 3; break; case 4: btnBg1.IsSelected = false; btnBg2.IsSelected = false; btnBg3.IsSelected = false; CurrentSysBgIndex = 4; break; } } /// <summary> /// 点击选择本地图片 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btnAddLoaclImage_Click(object sender, RoutedEventArgs e) { OpenFileDialog localBg = new OpenFileDialog(); localBg.DefaultExt = ".png"; localBg.Filter = "(背景)|*.png"; if (localBg.ShowDialog() == DialogResult.OK) { btnBg1.IsSelected = false; btnBg2.IsSelected = false; btnBg3.IsSelected = false; btnBg4.IsSelected = false; CurrentSysBgIndex = 0; CurrentLocalImageBgURI = System.IO.Path.GetFullPath(localBg.FileName); } } #endregion }} |
前端：
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 | <UserControl x:Name="homeToolBackgroundPanel" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:local="clr-namespace:iMicClassUI.HomeToolControls" xmlns:iMicClassBase="clr-namespace:iMicClassBase;assembly=iMicClassBase" x:Class="iMicClassUI.HomeToolControls.HomeToolBackgroundPanel" mc:Ignorable="d" d:DesignHeight="110" d:DesignWidth="180"> <Grid> <Border BorderBrush="White" BorderThickness="0" ClipToBounds="True" SnapsToDevicePixels="True" CornerRadius="5" Width="180" Height="110"> <TabControl x:Name="tabPanel" Style="{StaticResource TabControlStyle2}" SelectionChanged="TabItem_Select"> <!--颜色选项卡--> <TabItem x:Name="TabItemOnlyColor" Header="纯色" Cursor="Hand" IsSelected="True" Style="{DynamicResource TabItemStyle3}"> <StackPanel Height="80" Width="180"> <Line x:Name="LINEONE" Stroke="#FF56C253" X1="18" Y1="0.5" X2="48" Y2="0.5" StrokeThickness="2"/> <WrapPanel Height="80" ItemHeight="40" ItemWidth="40"> <StackPanel Margin="0,5,0,0" ToolTip="当前颜色"> <iMicClassBase:ColorPanel Name="colorPanelCurrent" Color="{Binding CurrentColor ,ElementName=homeToolBackgroundPanel,Mode=TwoWay}" Margin="0,5,0,0" Width="15" Height="15"/> <TextBlock Text="当前" FontSize="12" Foreground="Black" VerticalAlignment="Top" HorizontalAlignment="Center"/> </StackPanel> <iMicClassBase:ColorPanel Color="#FF18311B" Margin="2" MouseLeftButtonDown="ColorPanel_MouseLeftButtonDown"/> <iMicClassBase:ColorPanel Color="#FF000000" Margin="2" MouseLeftButtonDown="ColorPanel_MouseLeftButtonDown"/> <iMicClassBase:ColorPanel Color="#FF787878" Margin="2" MouseLeftButtonDown="ColorPanel_MouseLeftButtonDown"/> <iMicClassBase:ColorPanel Color="#FFD1D1D1" Margin="2" MouseLeftButtonDown="ColorPanel_MouseLeftButtonDown"/> <iMicClassBase:ColorPanel Color="#FFFFFFFF" Margin="2" MouseLeftButtonDown="ColorPanel_MouseLeftButtonDown"/> <iMicClassBase:ColorPanel Color="#FF996C33" Margin="2" MouseLeftButtonDown="ColorPanel_MouseLeftButtonDown"/> <iMicClassBase:CustomButton Name="btnMoreColor" Content="更多" FontSize="14" Foreground="#FF56C255" ToolTip="点击获取更多颜色" TextBlock.TextAlignment="Center" Padding="1,2,1,1" Height="25" Width="40" VerticalAlignment="Center" Click="btnMoreColor_Click"/> </WrapPanel> </StackPanel> </TabItem> <!--图片选项卡--> <TabItem x:Name="TabItemImage" Header="图片" Cursor="Hand" Style="{DynamicResource TabItemStyle3}" > <StackPanel Height="80" Width="180"> <Line x:Name="LINETWO" Stroke="#FF56C253" X1="73" Y1="0.5" X2="103" Y2="0.5" StrokeThickness="2"/> <WrapPanel Height="44" ItemHeight="42" ItemWidth="42" Margin="6,15,6,10"> <iMicClassBase:SelectButton Name="btnBg1" Margin="2" Tag="1" ButtonSelected="SelectButton_ButtonSelected"> <iMicClassBase:SelectButton.Background> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg1_nor.png" /> </iMicClassBase:SelectButton.Background> <iMicClassBase:SelectButton.BackgroundDefault> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg1_nor.png" /> </iMicClassBase:SelectButton.BackgroundDefault> <iMicClassBase:SelectButton.BackgroundInvalid> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg1_nor.png" /> </iMicClassBase:SelectButton.BackgroundInvalid> <iMicClassBase:SelectButton.BackgroundOver> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg1_click.png" /> </iMicClassBase:SelectButton.BackgroundOver> <iMicClassBase:SelectButton.BackgroundPress> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg1_click.png" /> </iMicClassBase:SelectButton.BackgroundPress> <iMicClassBase:SelectButton.BackgroundSelect> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg1_click.png" /> </iMicClassBase:SelectButton.BackgroundSelect> </iMicClassBase:SelectButton> <iMicClassBase:SelectButton Name="btnBg2" Margin="2" Tag="2" ButtonSelected="SelectButton_ButtonSelected"> <iMicClassBase:SelectButton.Background> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg2_nor.png" /> </iMicClassBase:SelectButton.Background> <iMicClassBase:SelectButton.BackgroundDefault> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg2_nor.png" /> </iMicClassBase:SelectButton.BackgroundDefault> <iMicClassBase:SelectButton.BackgroundInvalid> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg2_nor.png" /> </iMicClassBase:SelectButton.BackgroundInvalid> <iMicClassBase:SelectButton.BackgroundOver> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg2_click.png" /> </iMicClassBase:SelectButton.BackgroundOver> <iMicClassBase:SelectButton.BackgroundPress> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg2_click.png" /> </iMicClassBase:SelectButton.BackgroundPress> <iMicClassBase:SelectButton.BackgroundSelect> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg2_click.png" /> </iMicClassBase:SelectButton.BackgroundSelect> </iMicClassBase:SelectButton> <iMicClassBase:SelectButton Name="btnBg3" Margin="2" Tag="3" ButtonSelected="SelectButton_ButtonSelected"> <iMicClassBase:SelectButton.Background> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg3_nor.png" /> </iMicClassBase:SelectButton.Background> <iMicClassBase:SelectButton.BackgroundDefault> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg3_nor.png" /> </iMicClassBase:SelectButton.BackgroundDefault> <iMicClassBase:SelectButton.BackgroundInvalid> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg3_nor.png" /> </iMicClassBase:SelectButton.BackgroundInvalid> <iMicClassBase:SelectButton.BackgroundOver> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg3_click.png" /> </iMicClassBase:SelectButton.BackgroundOver> <iMicClassBase:SelectButton.BackgroundPress> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg3_click.png" /> </iMicClassBase:SelectButton.BackgroundPress> <iMicClassBase:SelectButton.BackgroundSelect> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg3_click.png" /> </iMicClassBase:SelectButton.BackgroundSelect> </iMicClassBase:SelectButton> <iMicClassBase:SelectButton Name="btnBg4" Margin="2" Tag="4" ButtonSelected="SelectButton_ButtonSelected"> <iMicClassBase:SelectButton.Background> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg4_nor.png" /> </iMicClassBase:SelectButton.Background> <iMicClassBase:SelectButton.BackgroundDefault> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg4_nor.png" /> </iMicClassBase:SelectButton.BackgroundDefault> <iMicClassBase:SelectButton.BackgroundInvalid> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg4_nor.png" /> </iMicClassBase:SelectButton.BackgroundInvalid> <iMicClassBase:SelectButton.BackgroundOver> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg4_click.png" /> </iMicClassBase:SelectButton.BackgroundOver> <iMicClassBase:SelectButton.BackgroundPress> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg4_click.png" /> </iMicClassBase:SelectButton.BackgroundPress> <iMicClassBase:SelectButton.BackgroundSelect> <ImageBrush ImageSource="/iMicClassBase;component/Images/HomeToolControlImages/bgimg4_click.png" /> </iMicClassBase:SelectButton.BackgroundSelect> </iMicClassBase:SelectButton> </WrapPanel> </StackPanel> </TabItem> <!--本地选项卡--> <TabItem x:Name="TabItemLocal" Header="本地" Cursor="Hand" Style="{DynamicResource TabItemStyle3}" > <StackPanel Height="80" Width="180"> <Line x:Name="LINETHR" Stroke="#FF56C253" X1="128" Y1="0.5" X2="158" Y2="0.5" StrokeThickness="2"/> <iMicClassBase:CustomButton Name="btnAddLoaclImage" Margin="0,18" Content="选择本地" Padding="8,4,8,4" Click="btnAddLoaclImage_Click" Height="30" Width="80"/> </StackPanel> </TabItem> </TabControl> </Border> </Grid></UserControl> |
其实用户控件是我们常用的，没什么可说的，在此做个说明，只想保持博文队形整齐。
自定义控件系列博文链接：
WPF自定义控件（一）の控件分类
WPF自定义控件（二）の重写原生控件样式模板
WPF自定义控件（三）の扩展控件
WPF自定义控件（四）の自定义控件
WPF自定义控件（五）の用户控件
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