C# WPF 画像ビューア mainWindow.xaml: tukasa blog

<Window x:Name="mainWindow" x:Class="myScrView.MainWindow"

        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"

        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"

        xmlns:local="clr-namespace:myScrView"

        mc:Ignorable="d"

        Title="myScrView" Height="600" Width="800">

    <Grid>

        <Grid x:Name="grd1" AllowDrop="True" Drop="grd1_Drop">

            <Grid.RowDefinitions>

                <RowDefinition Height="26"/>

                <RowDefinition/>

                <RowDefinition Height="27.76"/>

            </Grid.RowDefinitions>

            <Button x:Name="btnOpen" Content=" OpenFile " HorizontalAlignment="Left" Height="26" Margin="10,0,0,0" VerticalAlignment="Center" Width="68" Click="btnOpen_Click"/>

            <ScrollViewer x:Name="scrollViewer" Margin="0,0,0,0" Grid.Row="1" Background="#FFF7EF97"

                          HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Auto">

                <Canvas x:Name="canvas" Margin="0,0,0,0" Background="#FF9EFDDC"

                        PreviewMouseWheel="canvas_PreviewMouseWheel" >

                    <Image x:Name="image" SizeChanged="image_SizeChanged" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" PreviewMouseLeftButtonDown="image_PreviewMouseLeftButtonDown" PreviewMouseLeftButtonUp="image_PreviewMouseLeftButtonUp" PreviewMouseMove="image_PreviewMouseMove" />

                </Canvas>

            </ScrollViewer>

            <Label x:Name="lbl1" Content="File Drop Open , zoom(ctrl+wheel) , prev-next(wheel)" HorizontalAlignment="Left" Height="26" Margin="371,0,0,0" VerticalAlignment="Center" Width="355"/>

            <Label x:Name="lblScale" Content="scale" HorizontalAlignment="Left" Height="28" Margin="10,0,0,0" Grid.Row="2" VerticalAlignment="Center" Width="742"/>

            <Button x:Name="btnMae" Content="prev" HorizontalAlignment="Left" Height="26" Margin="97,0,0,0" VerticalAlignment="Center" Width="59" Click="btnMae_Click"/>

            <Button x:Name="btnTugi" Content="next" HorizontalAlignment="Left" Height="26" Margin="161,0,0,0" VerticalAlignment="Center" Width="60" Click="btnTugi_Click"/>

        </Grid>

    </Grid>

</Window>