zoukankan      html  css  js  c++  java
  • WPF日积月累之DataGrid样式以及操作数据模板中的控件

    一、效果图

    二、代码预览

      1 <Window x:Class="Test.MainWindow"
      2         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      3         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
      4         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
      5         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
      6         xmlns:local="clr-namespace:Test"
      7         mc:Ignorable="d"
      8         Title="MainWindow" Height="450" Width="800">
      9     <Window.Resources>
     10         <local:Text2ImageConverter x:Key="text2ImageConverter"></local:Text2ImageConverter>
     11     </Window.Resources>
     12     <Grid Margin="10">
     13         <DataGrid Margin="3 0 3 0" Name="dataGridTestCase" ItemsSource="{Binding CaseCollection}" BorderThickness="0"
     14                               AutoGenerateColumns="False"  CanUserAddRows = "False" SelectedIndex="{Binding SelIndex,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}" Grid.Row="1" RowHeaderWidth="0">
     15             <DataGrid.ColumnHeaderStyle>
     16                 <Style  TargetType="DataGridColumnHeader">
     17                     <Setter Property="HorizontalContentAlignment" Value="Center"/>
     18                     <Setter Property="BorderBrush" Value="#FFA558EA"/>
     19                     <Setter Property="BorderThickness" Value="0 0.5 0.5 0.5"/>
     20                     <!--<Setter Property="Background" Value="#FF421E63"/>-->
     21                     <Setter Property="Background">
     22                         <Setter.Value>
     23                             <ImageBrush ImageSource="Resource/dgBg.png">
     24 
     25                             </ImageBrush>
     26                         </Setter.Value>
     27                     </Setter>
     28                     <Setter Property="Foreground" Value="White"/>
     29                     <Setter Property="Height" Value="30"/>
     30                 </Style>
     31             </DataGrid.ColumnHeaderStyle>
     32             <DataGrid.RowStyle>
     33                 <Style TargetType="DataGridRow">
     34                     <Style.Triggers>
     35                         <Trigger Property="IsMouseOver" Value="True">
     36                             <Setter Property="Background" Value="#FFF9F0FF" >
     37 
     38                             </Setter>
     39                         </Trigger>
     40                         <Trigger Property="IsSelected" Value="True">
     41                             <Setter Property="Background" Value="#FFB57EED" >
     42 
     43                             </Setter>
     44                         </Trigger>
     45                     </Style.Triggers>
     46                 </Style>
     47             </DataGrid.RowStyle>
     48 
     49             <DataGrid.CellStyle>
     50                 <Style TargetType="DataGridCell">
     51                     <Style.Triggers>
     52                         <Trigger Property="IsMouseOver" Value="True">
     53                             <Setter Property="Background" Value="#FFF9F0FF" >
     54 
     55                             </Setter>
     56                         </Trigger>
     57                         <Trigger Property="IsSelected" Value="True">
     58                             <Setter Property="Background" Value="#FFB57EED" />
     59 
     60                             <Setter Property="BorderBrush" Value="#FFB57EED" />
     61                             <Setter Property="Foreground" Value="White" />
     62 
     63                         </Trigger>
     64                     </Style.Triggers>
     65                 </Style>
     66             </DataGrid.CellStyle>
     67             <DataGrid.Style>
     68                 <Style TargetType="DataGrid">
     69                     <Setter Property="BorderBrush" Value="#FFF5F7F5" />
     70                     <Setter Property="HorizontalGridLinesBrush">
     71                         <Setter.Value>
     72                             <SolidColorBrush Color="#FF532F75"/>
     73                         </Setter.Value>
     74                     </Setter>
     75                     <Setter Property="VerticalGridLinesBrush">
     76                         <Setter.Value>
     77                             <SolidColorBrush Color="#FF532F75"/>
     78                         </Setter.Value>
     79                     </Setter>
     80                 </Style>
     81             </DataGrid.Style>
     82 
     83             <DataGrid.Columns >
     84                 <DataGridTemplateColumn Header=""  MinWidth="8" Width="8" MaxWidth="8">
     85                     <DataGridTemplateColumn.CellTemplate>
     86                         <DataTemplate>
     87                             <Label Name="lb" Margin="-1">
     88                                 <Label.Background>
     89                                     <ImageBrush ImageSource="Resource/dgBg.png">
     90 
     91                                     </ImageBrush>
     92                                 </Label.Background>
     93                             </Label>
     94                         </DataTemplate>
     95                     </DataGridTemplateColumn.CellTemplate>
     96                 </DataGridTemplateColumn>
     97                 
     98                 <DataGridTemplateColumn Header="用例描述" MinWidth="373" >
     99                     <DataGridTemplateColumn.CellTemplate>
    100                         <DataTemplate>
    101                             <Label Content="{Binding Description}"  ToolTip="{Binding Description}"></Label>
    102                         </DataTemplate>
    103                     </DataGridTemplateColumn.CellTemplate>
    104                 </DataGridTemplateColumn>
    105 
    106                 <DataGridTemplateColumn Header="结果" Width="40">
    107                     <DataGridTemplateColumn.CellTemplate>
    108                         <DataTemplate>
    109                             <Image Source="{Binding TestResult, Converter={StaticResource text2ImageConverter},ConverterParameter=0}" Width="20" Height="20"></Image>
    110                         </DataTemplate>
    111                     </DataGridTemplateColumn.CellTemplate>
    112                 </DataGridTemplateColumn>
    113                 <DataGridTemplateColumn Header="操作" Width="50" >
    114                     <DataGridTemplateColumn.CellTemplate>
    115                         <DataTemplate>
    116                             <StackPanel Orientation="Horizontal" HorizontalAlignment="Center">
    117                                 <Button Content="查看" Name="btnDetail" Width="auto" Margin="1 0 5 0" >
    118                                     <Button.Style>
    119                                         <Style TargetType="Button">
    120                                             <Setter Property="Padding" Value="0"/>
    121                                             <Setter Property="Foreground" Value="Green"/>
    122                                             <Setter Property="VerticalAlignment" Value="Center"/>
    123                                             <Setter Property="FocusVisualStyle" Value="{x:Null}"/>
    124                                             <Setter Property="Template">
    125                                                 <Setter.Value>
    126                                                     <ControlTemplate TargetType="Button">
    127                                                         <ContentPresenter Content="{TemplateBinding Content}"/>
    128                                                     </ControlTemplate>
    129                                                 </Setter.Value>
    130                                             </Setter>
    131                                             <Style.Triggers>
    132                                                 <Trigger  Property="IsMouseOver" Value="True">
    133                                                     <Setter Property="Foreground" Value="Red">
    134 
    135                                                     </Setter>
    136                                                 </Trigger>
    137                                             </Style.Triggers>
    138                                         </Style>
    139                                     </Button.Style>
    140                                 </Button>
    141                             </StackPanel>
    142                         </DataTemplate>
    143                     </DataGridTemplateColumn.CellTemplate>
    144                 </DataGridTemplateColumn>
    145             </DataGrid.Columns>
    146 
    147         </DataGrid>
    148     </Grid>
    149 </Window>
    View Code
      1 using System;
      2 using System.Collections.Generic;
      3 using System.Collections.ObjectModel;
      4 using System.ComponentModel;
      5 using System.Globalization;
      6 using System.Linq;
      7 using System.Text;
      8 using System.Windows;
      9 using System.Windows.Controls;
     10 using System.Windows.Data;
     11 using System.Windows.Documents;
     12 using System.Windows.Input;
     13 using System.Windows.Media;
     14 using System.Windows.Media.Imaging;
     15 using System.Windows.Navigation;
     16 using System.Windows.Shapes;
     17 
     18 namespace Test
     19 {
     20 
     21     /// <summary>
     22     /// MainWindow.xaml 的交互逻辑
     23     /// </summary>
     24     public partial class MainWindow : Window, INotifyPropertyChanged
     25     {
     26         #region INotifyPropertyChanged interface
     27         public event PropertyChangedEventHandler PropertyChanged;
     28         public virtual void OnPropertyChanged(string propertyName)
     29         {
     30             PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
     31         }
     32         #endregion
     33         public ObservableCollection<Case> CaseCollection { get; set; }
     34         private int preSelIndex = 0;
     35         private int selIndex =  -1;
     36         public int SelIndex
     37         {
     38             get
     39             {
     40                 return selIndex;
     41             }
     42             set
     43             {
     44                 if(value != selIndex)
     45                 {
     46                     selIndex = value;
     47 
     48                     DataGridRow preRow = GetRow(dataGridTestCase, preSelIndex);
     49                     Label preLb = FindVisualChildByName<Label>(preRow, "lb");
     50                     preLb.Background = new SolidColorBrush(Colors.Transparent);
     51                     preSelIndex = selIndex;
     52 
     53                
     54 
     55                     DataGridRow row = GetRow(dataGridTestCase, selIndex);
     56                     Label lb = FindVisualChildByName<Label>(row, "lb");
     57                     lb.Background = new SolidColorBrush(Colors.Orange);
     58                     OnPropertyChanged(nameof(SelIndex));
     59                 }
     60                
     61             }
     62         }
     63         public MainWindow()
     64         {
     65             InitializeComponent();
     66             Init();
     67         }
     68         private void Init()
     69         {
     70             this.DataContext = this;
     71             CaseCollection = new ObservableCollection<Case>();
     72             CaseCollection.Add(new Case("描述1", "成功"));
     73             CaseCollection.Add(new Case("描述2", "成功"));
     74             CaseCollection.Add(new Case("描述3", "失败"));
     75             CaseCollection.Add(new Case("描述3", "失败"));
     76         }
     77         public DataGridRow GetRow(DataGrid datagrid, int columnIndex)
     78         {
     79             DataGridRow row = (DataGridRow)datagrid.ItemContainerGenerator.ContainerFromIndex(columnIndex);
     80             if (row == null)
     81             {
     82                 datagrid.UpdateLayout();
     83                 datagrid.ScrollIntoView(datagrid.Items[columnIndex]);
     84                 row = (DataGridRow)datagrid.ItemContainerGenerator.ContainerFromIndex(columnIndex);
     85             }
     86             return row;
     87         }
     88         public T FindVisualChildByName<T>(Visual parent, string name) where T : Visual
     89         {
     90             if (parent != null)
     91             {
     92                 for (int i = 0; i < VisualTreeHelper.GetChildrenCount(parent); i++)
     93                 {
     94                     var child = VisualTreeHelper.GetChild(parent, i) as Visual;
     95                     string controlName = child.GetValue(Control.NameProperty) as string;
     96                     if (controlName == name)
     97                     {
     98                         return child as T;
     99                     }
    100                     else
    101                     {
    102                         T result = FindVisualChildByName<T>(child, name);
    103                         if (result != null)
    104                             return result;
    105                     }
    106                 }
    107             }
    108             return null;
    109         }
    110     }
    111 
    112     public class Case
    113     {
    114         public string Description { get; set; }
    115         public string TestResult { get; set; }
    116         public Case()
    117         {
    118 
    119         }
    120         public Case(string description, string testResult)
    121         {
    122             this.Description = description;
    123             this.TestResult = testResult;
    124         }
    125     }
    126 
    127     public class Text2ImageConverter : IValueConverter
    128     {
    129         public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    130         {
    131             if (value == null)
    132                 return null;
    133 
    134             string p = value.ToString();
    135             if (p == "成功")
    136             {
    137                 if (parameter.ToString() == "1")
    138                 {
    139                     return new BitmapImage(new Uri("../Resource/Success.png", UriKind.RelativeOrAbsolute));
    140                 }
    141                 else
    142                 {
    143                     return new BitmapImage(new Uri("Resource/Success.png", UriKind.RelativeOrAbsolute));
    144                 }
    145 
    146             }
    147             else if (p == "失败")
    148             {
    149                 if (parameter.ToString() == "1")
    150                 {
    151                     return new BitmapImage(new Uri("../Resource/Fail.png", UriKind.RelativeOrAbsolute));
    152                 }
    153                 else
    154                 {
    155                     return new BitmapImage(new Uri("Resource/Fail.png", UriKind.RelativeOrAbsolute));
    156                 }
    157 
    158             }
    159             else
    160             {
    161                 return null;
    162             }
    163 
    164         }
    165 
    166         public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
    167         {
    168             return null;
    169         }
    170     }
    171 }
    View Code
  • 相关阅读:
    Google的Java常用类库 Guava资料
    Java 理论与实践: 哈希
    7 款开源 Java 反编译工具
    Eclipse传递main函数参数
    Java程序员常用工具类库
    Eclipse 安装插件
    学习Javascript的8张思维导图
    java开发者最常去的20个英文网站
    关于工作效率的心得分享
    ProtoBuf开发者指南
  • 原文地址:https://www.cnblogs.com/3xiaolonglong/p/12199746.html
Copyright © 2011-2022 走看看