94 lines
3.0 KiB
C#
94 lines
3.0 KiB
C#
using System;
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using System.Diagnostics;
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using System.Runtime.InteropServices;
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using System.Threading;
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using System.Windows;
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using System.Windows.Interop;
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namespace ProcessManager.Helpers
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{
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public static class WindowEmbedHelper
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{
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private const int GWL_STYLE = -16;
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private const long WS_CAPTION = 0x00C00000;
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private const long WS_THICKFRAME = 0x00040000;
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private const long WS_CHILD = 0x40000000;
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public static void FindAndEmbedWindow(string windowTitle, System.Windows.Forms.Panel panel, int timeoutMs = 10000)
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{
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Task.Run(async () =>
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{
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IntPtr hWnd = IntPtr.Zero;
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int elapsed = 0;
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while (elapsed < timeoutMs)
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{
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hWnd = FindWindow(null, windowTitle);
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if (hWnd != IntPtr.Zero)
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break;
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await Task.Delay(200);
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elapsed += 200;
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}
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if (hWnd == IntPtr.Zero)
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{
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Application.Current.Dispatcher.Invoke(() =>
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{
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MessageBox.Show($"在 {timeoutMs / 1000.0}s 内未找到窗口：{windowTitle}");
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});
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return;
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}
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Application.Current.Dispatcher.Invoke(() =>
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{
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EmbedWindow(hWnd, panel);
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});
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});
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}
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public static void EmbedWindow(IntPtr childHwnd, System.Windows.Forms.Panel panel)
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{
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IntPtr parentHwnd = panel.Handle;
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// 设定父窗口
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SetParent(childHwnd, parentHwnd);
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// 去掉标题栏
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long style = GetWindowLong(childHwnd, GWL_STYLE);
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style &= ~WS_CAPTION;
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style &= ~WS_THICKFRAME;
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style |= WS_CHILD;
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SetWindowLong(childHwnd, GWL_STYLE, style);
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ResizeEmbeddedWindow(childHwnd, panel);
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// 自动resize
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panel.Resize -= (s, e) => ResizeEmbeddedWindow(childHwnd, panel);
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panel.Resize += (s, e) => ResizeEmbeddedWindow(childHwnd, panel);
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}
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public static void ResizeEmbeddedWindow(IntPtr hWnd, System.Windows.Forms.Panel panel)
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{
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MoveWindow(hWnd, 0, 0, panel.Width, panel.Height, true);
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}
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[DllImport("user32.dll")]
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public static extern IntPtr FindWindow(string? lpClassName, string? lpWindowName);
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[DllImport("user32.dll")]
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public static extern bool MoveWindow(IntPtr hWnd, int X, int Y, int W, int H, bool repaint);
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[DllImport("user32.dll")]
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public static extern IntPtr SetParent(IntPtr hWndChild, IntPtr hWndNewParent);
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[DllImport("user32.dll")]
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public static extern long GetWindowLong(IntPtr hWnd, int nIndex);
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[DllImport("user32.dll")]
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public static extern long SetWindowLong(IntPtr hWnd, int nIndex, long dwNewLong);
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}
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}
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