fix (#9)

* <fix> 隐藏控制台窗口，避免捕获到截屏
2025-11-04 11:00:49 +08:00 · 2022-12-05 16:28:09 +08:00
parent f2e8b8b891
commit 1ba7f3fcfe
5 changed files with 82 additions and 62 deletions
--- a/src/Color/Win32.cs
+++ b/src/Color/Win32.cs
@@ -11,9 +11,15 @@ public static class Win32
    private const string _USER32_DLL   = "user32.dll";


+    public const int SW_HIDE = 0;
+
+
    [DllImport(_USER32_DLL)]
    public static extern nint CallNextHookEx(nint hhk, int nCode, nint wParam, nint lParam);

+    [DllImport(_KERNEL32_DLL)]
+    public static extern nint GetConsoleWindow();
+

    [DllImport(_USER32_DLL)]
    public static extern nint GetDesktopWindow();
@@ -34,6 +40,9 @@ public static class Win32
    [DllImport(_USER32_DLL)]
    public static extern nint SetWindowsHookEx(int idHook, LowLevelMouseProc lpfn, nint hMod, uint dwThreadId);

+    [DllImport(_USER32_DLL)]
+    public static extern bool ShowWindow(nint hWnd, int nCmdShow);
+
    [DllImport(_USER32_DLL)]
    [return: MarshalAs(UnmanagedType.Bool)]
    public static extern bool UnhookWindowsHookEx(nint hhk);
--- a/src/Color/WinInfo.cs
+++ b/src/Color/WinInfo.cs
@@ -4,8 +4,8 @@ namespace Dot.Color;

 public class WinInfo : Form
 {
-    private const    int        _WINDOW_SIZE = 480;
-    private const    int        _ZOOM_RATE   = 16;
+    private const    int        _WINDOW_SIZE = 480; //窗口大小
+    private const    int        _ZOOM_RATE   = 16;  //缩放倍率
    private          bool       _disposed;
    private readonly Graphics   _graphics;
    private readonly PictureBox _pbox;
@@ -24,7 +24,7 @@ public class WinInfo : Form
        _pbox.Size                   = Size;
        _pbox.Image                  = new Bitmap(_WINDOW_SIZE, _WINDOW_SIZE);
        _graphics                    = Graphics.FromImage(_pbox.Image);
-        _graphics.InterpolationMode  = InterpolationMode.NearestNeighbor;
+        _graphics.InterpolationMode  = InterpolationMode.NearestNeighbor; //指定最临近插值法，禁止平滑缩放（模糊）
        _graphics.CompositingQuality = CompositingQuality.HighQuality;
        _graphics.SmoothingMode      = SmoothingMode.None;
        Controls.Add(_pbox);
@@ -52,19 +52,25 @@ public class WinInfo : Form

    public void UpdateImage(Bitmap img, int x, int y)
    {
+        // 计算复制小图的区域
        var copySize = new Size(_WINDOW_SIZE / _ZOOM_RATE, _WINDOW_SIZE / _ZOOM_RATE);
        _graphics.DrawImage(img, new Rectangle(0, 0, _WINDOW_SIZE, _WINDOW_SIZE) //
-                          , x - copySize.Width  / 2                              //
-                          , y - copySize.Height / 2                              //
+                          , x - copySize.Width  / 2                              // 左移x，使光标位置居中
+                          , y - copySize.Height / 2                              // 上移y，使光标位置居中
                          , copySize.Width, copySize.Height, GraphicsUnit.Pixel);
-        using var pen = new Pen(System.Drawing.Color.Aqua);
+        using var pen = new Pen(System.Drawing.Color.Aqua);            //绘制准星
        _graphics.DrawRectangle(pen, _WINDOW_SIZE / 2 - _ZOOM_RATE / 2 //
                              , _WINDOW_SIZE      / 2 - _ZOOM_RATE / 2 //
                              , _ZOOM_RATE, _ZOOM_RATE);
+
+        // 取鼠标位置颜色
        var posColor = img.GetPixel(x, y);
+        // 绘制底部文字信息
        _graphics.FillRectangle(Brushes.Black, 0, _WINDOW_SIZE - 30, _WINDOW_SIZE, 30);
        _graphics.DrawString($"{Str.ClickCopyColor}  X: {x} Y: {y} RGB({posColor.R},{posColor.G},{posColor.B})"
-                           , new Font(FontFamily.GenericSerif, 10), Brushes.White, 0, _WINDOW_SIZE - 20);
+                           , new Font(FontFamily.GenericSerif, 10) //
+                           , Brushes.White, 0, _WINDOW_SIZE - 20);
+        // 触发重绘
        _pbox.Refresh();
    }
 }
--- a/src/Color/WinMain.cs
+++ b/src/Color/WinMain.cs
@@ -6,15 +6,18 @@ public class WinMain : Form
 {
    private readonly Bitmap  _bmp;
    private          bool    _disposed;
-    private readonly WinInfo _winInfo = new();
+    private readonly WinInfo _winInfo = new(); //小图窗口

    public WinMain()
    {
+        // 隐藏控制台窗口，避免捕获到截屏
+        Win32.ShowWindow(Win32.GetConsoleWindow(), Win32.SW_HIDE);
+
        FormBorderStyle = FormBorderStyle.None;
        Size            = Screen.PrimaryScreen!.Bounds.Size;
        StartPosition   = FormStartPosition.Manual;
        Location        = new Point(0, 0);
-        Opacity         = 0.01d;
+        Opacity         = 0.01d; //主窗体加载截图过程设置为透明避免闪烁
        _bmp            = new Bitmap(Size.Width, Size.Height);
        using var g = Graphics.FromImage(_bmp);
        g.CopyFromScreen(0, 0, 0, 0, Size);
@@ -57,6 +60,7 @@ public class WinMain : Form

    protected override void OnMouseMove(MouseEventArgs e)
    {
+        // 移动鼠标时更新小图窗口
        _winInfo.UpdateImage(_bmp, e.X, e.Y);
    }

--- a/src/Lang/Str.en-US.resx
+++ b/src/Lang/Str.en-US.resx
@@ -1,124 +1,125 @@
 <?xml version="1.0" encoding="utf-8"?>
 <root>
-  <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata" id="root" xmlns="">
-    <xsd:element name="root" msdata:IsDataSet="true"></xsd:element>
-  </xsd:schema>
-  <resheader name="resmimetype">
-    <value>text/microsoft-resx</value>
-  </resheader>
-  <resheader name="version">
-    <value>1.3</value>
-  </resheader>
-  <resheader name="reader">
-    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=2.0.0.0, Culture=neutral,
+    <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata"
+                id="root" xmlns="">
+        <xsd:element name="root" msdata:IsDataSet="true"></xsd:element>
+    </xsd:schema>
+    <resheader name="resmimetype">
+        <value>text/microsoft-resx</value>
+    </resheader>
+    <resheader name="version">
+        <value>1.3</value>
+    </resheader>
+    <resheader name="reader">
+        <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=2.0.0.0, Culture=neutral,
            PublicKeyToken=b77a5c561934e089
        </value>
-  </resheader>
-  <resheader name="writer">
-    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=2.0.0.0, Culture=neutral,
+    </resheader>
+    <resheader name="writer">
+        <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=2.0.0.0, Culture=neutral,
            PublicKeyToken=b77a5c561934e089
        </value>
-  </resheader>
-  <data name="InputTextIsEmpty" xml:space="preserve">
+    </resheader>
+    <data name="InputTextIsEmpty" xml:space="preserve">
        <value>The input text is empty</value>
    </data>
-  <data name="SearchingFile" xml:space="preserve">
+    <data name="SearchingFile" xml:space="preserve">
        <value>Find files...</value>
    </data>
-  <data name="PathNotFound" xml:space="preserve">
+    <data name="PathNotFound" xml:space="preserve">
        <value>The specified path "{0}" does not exist</value>
    </data>
-  <data name="SearchingFileOK" xml:space="preserve">
+    <data name="SearchingFileOK" xml:space="preserve">
        <value>Find files...OK</value>
    </data>
-  <data name="ShowMessageTemp" xml:space="preserve">
+    <data name="ShowMessageTemp" xml:space="preserve">
        <value>Read: {0}/{1}, processed: {2}, skipped: {3}</value>
    </data>
-  <data name="Copied" xml:space="preserve">
+    <data name="Copied" xml:space="preserve">
        <value>{0}(copied to clipboard)</value>
    </data>
-  <data name="FileSearchPattern" xml:space="preserve">
+    <data name="FileSearchPattern" xml:space="preserve">
        <value>File wildcards</value>
    </data>
-  <data name="FolderPath" xml:space="preserve">
+    <data name="FolderPath" xml:space="preserve">
        <value>Directory path to be processed</value>
    </data>
-  <data name="ConvertEndOfLineToLF" xml:space="preserve">
+    <data name="ConvertEndOfLineToLF" xml:space="preserve">
        <value>Convert newline characters to LF</value>
    </data>
-  <data name="GuidTool" xml:space="preserve">
+    <data name="GuidTool" xml:space="preserve">
        <value>GUID tool</value>
    </data>
-  <data name="UseUppercase" xml:space="preserve">
+    <data name="UseUppercase" xml:space="preserve">
        <value>Use uppercase output</value>
    </data>
-  <data name="RandomPasswordGenerator" xml:space="preserve">
+    <data name="RandomPasswordGenerator" xml:space="preserve">
        <value>Random password generator</value>
    </data>
-  <data name="PwdLength" xml:space="preserve">
+    <data name="PwdLength" xml:space="preserve">
        <value>Password length</value>
    </data>
-  <data name="PwdGenerateTypes" xml:space="preserve">
+    <data name="PwdGenerateTypes" xml:space="preserve">
        <value>BitSet 1：[0-9]，2：[a-z]，4：[A-Z]，8：[ascii.0x21-0x2F]</value>
    </data>
-  <data name="RemoveTrailingWhiteSpaces" xml:space="preserve">
+    <data name="RemoveTrailingWhiteSpaces" xml:space="preserve">
        <value>Remove line breaks and spaces at the end of the file</value>
    </data>
-  <data name="TrimUtf8Bom" xml:space="preserve">
+    <data name="TrimUtf8Bom" xml:space="preserve">
        <value>Remove the uf8 bom of the file</value>
    </data>
-  <data name="TextTobeProcessed" xml:space="preserve">
+    <data name="TextTobeProcessed" xml:space="preserve">
        <value>Text to be processed (clipboard value is taken by default)</value>
    </data>
-  <data name="PressAnyKey" xml:space="preserve">
+    <data name="PressAnyKey" xml:space="preserve">
        <value>Press any key to continue...</value>
    </data>
-  <data name="ReadOnly" xml:space="preserve">
+    <data name="ReadOnly" xml:space="preserve">
        <value>Read-only mode (only for testing, no actual modification)</value>
    </data>
-  <data name="NoFileToBeProcessed" xml:space="preserve">
+    <data name="NoFileToBeProcessed" xml:space="preserve">
        <value>No documents to be processed</value>
    </data>
-  <data name="TimeoutMillSecs" xml:space="preserve">
+    <data name="TimeoutMillSecs" xml:space="preserve">
        <value>Timeout for connecting to the NTP server (milliseconds)</value>
    </data>
-  <data name="SyncToLocalTime" xml:space="preserve">
+    <data name="SyncToLocalTime" xml:space="preserve">
        <value>Synchronize local time</value>
    </data>
-  <data name="NtpReceiveDone" xml:space="preserve">
+    <data name="NtpReceiveDone" xml:space="preserve">
        <value>Success {0}/{1}, the average value of the clock offset of the machine:{2}ms</value>
    </data>
-  <data name="NtpServerCount" xml:space="preserve">
+    <data name="NtpServerCount" xml:space="preserve">
        <value>{0}/{1} NTP servers</value>
    </data>
-  <data name="NtpCalling" xml:space="preserve">
+    <data name="NtpCalling" xml:space="preserve">
        <value>{0} In communication...</value>
    </data>
-  <data name="LocalTimeOffset" xml:space="preserve">
+    <data name="LocalTimeOffset" xml:space="preserve">
        <value>{0}, local clock offset: {1} ms</value>
    </data>
-  <data name="LocalTimeSyncDone" xml:space="preserve">
+    <data name="LocalTimeSyncDone" xml:space="preserve">
        <value>Local time has been synchronized</value>
    </data>
-  <data name="Server" xml:space="preserve">
+    <data name="Server" xml:space="preserve">
        <value>Server</value>
    </data>
-  <data name="Status" xml:space="preserve">
+    <data name="Status" xml:space="preserve">
        <value>Status</value>
    </data>
-  <data name="LocalClockOffset" xml:space="preserve">
+    <data name="LocalClockOffset" xml:space="preserve">
        <value>Local clock offset</value>
    </data>
-  <data name="TimeTool" xml:space="preserve">
+    <data name="TimeTool" xml:space="preserve">
        <value>Time synchronization tool</value>
    </data>
-  <data name="TextTool" xml:space="preserve">
+    <data name="TextTool" xml:space="preserve">
        <value>Text encoding tool</value>
    </data>
-  <data name="ScreenPixelTool" xml:space="preserve">
+    <data name="ScreenPixelTool" xml:space="preserve">
        <value>Screen coordinate color selection tool</value>
    </data>
-  <data name="ClickCopyColor" xml:space="preserve">
+    <data name="ClickCopyColor" xml:space="preserve">
        <value>Click the left mouse button to copy the colors and coordinates to the clipboard</value>
    </data>
 </root>
--- a/src/dot.csproj
+++ b/src/dot.csproj
@@ -24,10 +24,10 @@
    </PropertyGroup>

    <ItemGroup>
-        <PackageReference Include="CommandLineParser" Version="2.9.1" />
-        <PackageReference Include="NSExt" Version="1.0.6" />
-        <PackageReference Include="ShellProgressBar" Version="5.2.0" />
-        <PackageReference Include="TextCopy" Version="6.2.0" />
+        <PackageReference Include="CommandLineParser" Version="2.9.1"/>
+        <PackageReference Include="NSExt" Version="1.0.6"/>
+        <PackageReference Include="ShellProgressBar" Version="5.2.0"/>
+        <PackageReference Include="TextCopy" Version="6.2.0"/>
    </ItemGroup>