タグ: WPF

  • WPF.NET c# Tips

    Application.Startup イベント で起動画面(.xaml)を切換える

    Application.Startup イベント (System.Windows) | Microsoft Docs

    <Application
    x:Class="CallBook.App"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Startup="CallBook_Startup"
    >
    <Application.Resources>
    </Application.Resources>
</Application>
        public partial class App : Application
    {
        void CallBook_Startup(object sender, StartupEventArgs e)
        {
            bool startReddit = false;
            for (int i = 0; i != e.Args.Length; ++i)
            {
                if (e.Args[i] == "/Reddit")
                {
                    startReddit = true;
                }
            }
            
            if (startReddit)
            {
                RedditWindow mainWindow = new RedditWindow();
                mainWindow.WindowState = WindowState.Minimized;
                mainWindow.Show();
            }
            else
            {
                CallBookWindow cbw = new CallBookWindow();
                cbw.Show();
            }
            
        }
    }
    263 View Count

  • WPF DataGrid Control Tips

    DataGridのRowのBackgroundカラーを変更する

    <Window.Resources>
<Style TargetType="{x:Type DataGridRow}">
    <Style.Setters>
        <Setter Property="Background" Value="{Binding Path=StatusColor}"></Setter>
    </Style.Setters>            
</Style>
</Window.Resources>



<DataGrid AutoGenerateColumns="False" CanUserAddRows="False" Name="dtgTestColor" ItemsSource="{Binding}" >
<DataGrid.Columns>                            
    <DataGridTextColumn Header="Title" Binding="{Binding Path=Title}"/>
</DataGrid.Columns>
</DataGrid>
    public class ItemData
{
    public string Title { get; set; }
    public string StatusColor { get; set; }
}

DataGrid DateGrid1;
List<ItemData> list1 = new();

ItemData item1 = new();
item1.Title = "Title001"; 
item1.StatusColor = "Blue";
list1.Add(item1);
ItemData item2 = new();
item2.Title = "Title002"; 
item2.StatusColor = "LightBlue";
list1.Add(item2);

DateGrid1.ItemsSource = list1;
DateGrid1.Items.Refresh();