郑君的学习笔记

IntPtr hwnd = new IntPtr(0);
hwnd = FindWindow(null, "附加K字段");
//判断这个窗体是否有效 
if (hwnd != IntPtr.Zero)
{
    InputSimulator ISKey = new InputSimulator();
    ISKey.Keyboard.TextEntry("Say hello!");
    ISKey.Keyboard.KeyDown(VirtualKeyCode.RETURN);
    ISKey.Keyboard.KeyDown(VirtualKeyCode.RETURN);
}

<DockPanel Grid.Row="4" Grid.ColumnSpan="3">
    <StatusBar DockPanel.Dock="Bottom">
        <StatusBarItem>
            <TextBlock Name="status" />
        </StatusBarItem>
    </StatusBar>
</DockPanel>

status.Text = "状态：采集中...";

MessageBox MB_OK "messagebox_text" 

GetTempFileName $R0
FileOpen $R1 $R0 w
# Your Code
FileWrite $R1 "文件标志 = $TempFileFlag$\r$\n"
FileWrite $R1 "文件名   = $TempFileName$\r$\n"
FileWrite $R1 "临时路径 = $TempFilePath$\r$\n"
FileWrite $R1 "目标路径 = $TargFilePath$\r$\n$\r$\n"
# Your Code
FileClose $R1
Exec '"notepad.exe" "$R0"'

<Window x:Class="Stocker.Win.WinStockCanvas"
        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:Stocker.Win"
         xmlns:oxy="http://oxyplot.org/wpf"
        mc:Ignorable="d"
        Title="WinStockCanvas" Height="450" Width="800">
    <Grid x:Name="canvas_grid" Grid.Row="1" SizeChanged="canvas_grid_SizeChanged" Width="auto" Height="auto">
        <Border HorizontalAlignment="Center" VerticalAlignment="Center" BorderBrush="Gray" 
                BorderThickness="0" Background="#1e1e1e" Margin="0">
            <oxy:PlotView x:Name="plot" Width="auto" Height="auto" Model="{Binding PModel}" />
        </Border>
    </Grid>
</Window>

public PlotModel MyModel { get; private set; }

draw_blank();

public void draw_blank()
{
    MyModel = new PlotModel { Title = "绘图演示" };
    MyModel.Background = OxyColor.FromRgb(0x1E, 0x1E, 0x1E);// visual studio 黑色
    MyModel.TextColor = OxyColors.White;
    MyModel.PlotAreaBorderColor = OxyColors.Gray;
    MyModel.Axes.Add(new LinearAxis
    {
        Title = "Y轴标题",
        Position = AxisPosition.Left,
        MaximumPadding = 0.3,
        MinimumPadding = 0.3,
        AxislineColor = OxyColors.White,
        // 轴线 样式和颜色
        MajorGridlineStyle = LineStyle.LongDashDot,
        MajorGridlineColor = OxyColors.Gray,

        // 刻度颜色
        TicklineColor = OxyColors.Gray,
    });
    MyModel.Axes.Add(new LinearAxis
    {
        Title = "X轴标题",
        Position = AxisPosition.Bottom,
        MajorGridlineStyle = LineStyle.LongDashDotDot,
        MajorGridlineColor = OxyColors.Gray,
        TicklineColor = OxyColors.Gray,
    });
}

private void draw_demo()
{
    //MyModel = new PlotModel { Title = "绘图演示" };
    var ls = new LineSeries
    {
        Title = "叠加后的正弦波",
        Color = OxyColor.FromRgb(0xFF, 0xD7, 0x00),
    };
    int n = 25;
    for (double x = -10; x < 10; x += 0.0001)
    {
        double y = 0;
        for (int i = 0; i < n; i++)
        {
            int j = i * 2 + 1;
            y += Math.Sin(j * x) / j;
        }
        ls.Points.Add(new DataPoint(x, y));
    }

    MyModel.Series.Add(ls);
    plot.InvalidatePlot();
}

private void btn_clear_Click(object sender, RoutedEventArgs e)
{
    MyModel.Series.Clear();
    plot.InvalidatePlot();
}