Bind CanExecute to ApplicationCommands.Save : ApplicationCommand « Windows Presentation Foundation « C# / C Sharp

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C# / C Sharp » Windows Presentation Foundation » ApplicationCommandScreenshots 
Bind CanExecute to ApplicationCommands.Save
Bind CanExecute to ApplicationCommands.Save
 

<Window x:Class="Commands.TwoDocument"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="TwoDocument" Height="300" Width="300">

  <Window.Resources>
    <CommandBinding x:Key="binding" Command="ApplicationCommands.Save" Executed="SaveCommand" CanExecute="SaveCommand_CanExecute" />
  </Window.Resources>

  <Grid>
    <Grid.RowDefinitions>
      <RowDefinition Height="Auto"></RowDefinition>
      <RowDefinition Height="Auto"></RowDefinition>
      <RowDefinition></RowDefinition>
      <RowDefinition></RowDefinition>
    </Grid.RowDefinitions>
    <Menu Grid.Row="0">
      <MenuItem Header="File">
        <MenuItem Command="New"></MenuItem>
        <MenuItem Command="Open"></MenuItem>
        <MenuItem Command="Save"></MenuItem>
        <MenuItem Command="SaveAs"></MenuItem>
        <Separator></Separator>
        <MenuItem Command="Close"></MenuItem>
      </MenuItem>
    </Menu>

    <TextBox Margin="5" Grid.Row="2" TextWrapping="Wrap" AcceptsReturn="True" TextChanged="txt_TextChanged">
      <TextBox.CommandBindings>
        <StaticResource ResourceKey="binding"></StaticResource>
      </TextBox.CommandBindings>
    </TextBox>

  </Grid>
</Window>
//File:Window.xaml.cs
using System;
using System.Collections.Generic;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;

namespace Commands
{
    public partial class TwoDocument : System.Windows.Window
    {
        public TwoDocument()
        {
            InitializeComponent();
        }

        private void SaveCommand(object sender, ExecutedRoutedEventArgs e)
        {            
        }
        private void txt_TextChanged(object sender, RoutedEventArgs e)
        {
        }
        private void SaveCommand_CanExecute(object sender, CanExecuteRoutedEventArgs e)
        {
            e.CanExecute = false;
        }
    }
}

   
  
Related examples in the same category
1.Bind ApplicationCommand to a handlerBind ApplicationCommand to a handler
2.Assign ApplicationCommands.Open to ButtonAssign ApplicationCommands.Open to Button
3.Binding command to ApplicationCommands.RedoBinding command to ApplicationCommands.Redo
4.Binding Command to ApplicationCommands.NewBinding Command to ApplicationCommands.New
5.Binding ApplicationCommands.New Command to your own handlerBinding ApplicationCommands.New Command to your own handler
6.Change ApplicationCommands.New.TextChange ApplicationCommands.New.Text
7.Call ApplicationCommands.New.Execute to execute the command directlyCall ApplicationCommands.New.Execute to execute the command directly
8.Use CommandBinding to bind ApplicationCommands.New in codeUse CommandBinding to bind ApplicationCommands.New in code
9.Use CommandBinding to Bind to ApplicationCommandsUse CommandBinding to Bind to ApplicationCommands
10.Add ApplicationCommands.Cut to TextBox with TextBox.CommandBindingsAdd ApplicationCommands.Cut to TextBox with TextBox.CommandBindings
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