C#将exe运行程序嵌入到自己的winform窗体中

Posted 2020-06-21 快乐家++ (Alan)

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以下例子是将Word打开，然后将它嵌入到winform窗体中，效果如下图：
C将exe运行程序嵌入到自己的winform窗体中 - kingmax_res - iSport
注意：该方法只适用于com的exe（如word,Excel之类），.net的编的exe就不能用这用方法嵌入到窗体中。

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Diagnostics;
using System.Runtime.InteropServices;
namespace WindowsTest
{

public partial class Form2 : Form
{
    Process process = null;
    IntPtr appWin;
    private string exeName = "";
    \[DllImport("user32.dll", EntryPoint = "GetWindowThreadProcessId", SetLastError = true,
        CharSet = CharSet.Unicode, ExactSpelling = true,
        CallingConvention = CallingConvention.StdCall)\]
    private static extern long GetWindowThreadProcessId(long hWnd, long lpdwProcessId);
    \[DllImport("user32.dll", SetLastError = true)\]
    private static extern IntPtr FindWindow(string lpClassName, string lpWindowName);

    \[DllImport("user32.dll", SetLastError = true)\]
    private static extern long SetParent(IntPtr hWndChild, IntPtr hWndNewParent);

    \[DllImport("user32.dll", EntryPoint = "GetWindowLongA", SetLastError = true)\]
    private static extern long GetWindowLong(IntPtr hwnd, int nIndex);

    \[DllImport("user32.dll", EntryPoint = "SetWindowLongA", SetLastError = true)\]
    private static extern long SetWindowLong(IntPtr hwnd, int nIndex, long dwNewLong);
    //private static extern int SetWindowLong(IntPtr hWnd, int nIndex, IntPtr dwNewLong);
    \[DllImport("user32.dll", SetLastError = true)\]
    private static extern long SetWindowPos(IntPtr hwnd, long hWndInsertAfter, long x, long y, long cx, long cy, long wFlags);
    \[DllImport("user32.dll", SetLastError = true)\]
    private static extern bool MoveWindow(IntPtr hwnd, int x, int y, int cx, int cy, bool repaint);
    \[DllImport("user32.dll", EntryPoint = "PostMessageA", SetLastError = true)\]
    private static extern bool PostMessage(IntPtr hwnd, uint Msg, long wParam, long lParam);
    private const int SWP_NOOWNERZORDER = 0x200;
    private const int SWP_NOREDRAW = 0x8;
    private const int SWP_NOZORDER = 0x4;
    private const int SWP_SHOWWINDOW = 0x0040;
    private const int WS\_EX\_MDICHILD = 0x40;
    private const int SWP_FRAMECHANGED = 0x20;
    private const int SWP_NOACTIVATE = 0x10;
    private const int SWP_ASYNCWINDOWPOS = 0x4000;
    private const int SWP_NOMOVE = 0x2;
    private const int SWP_NOSIZE = 0x1;
    private const int GWL_STYLE = (-16);
    private const int WS_VISIBLE = 0x10000000;
    private const int WM_CLOSE = 0x10;
    private const int WS_CHILD = 0x40000000;
    public string ExeName
    {
        get
        {
            return exeName;
        }
        set
        {
            exeName = value;
        }
    }

    public Form2()
    {
        InitializeComponent();
    }
    private void button1_Click(object sender, EventArgs e)
    {
        this.exeName = @"D:\\Program Files\\Microsoft Office\\OFFICE11\\WINWORD.exe";
        try
        {
            // Start the process 
            process = System.Diagnostics.Process.Start(this.exeName);
            // Wait for process to be created and enter idle condition 
            process.WaitForInputIdle();
            // Get the main handle
            appWin = process.MainWindowHandle;
        }
        catch (Exception ex)
        {
            MessageBox.Show(this, ex.Message, "Error");
        }
        // Put it into this form
        SetParent(appWin, this.Handle);
        // Remove border and whatnot
        // SetWindowLong(appWin, GWL\_STYLE, WS\_VISIBLE);
        // Move the window to overlay it on this window
        MoveWindow(appWin, 0, 0, this.Width, this.Height, true);
    }
    private void Form2_FormClosed(object sender, FormClosedEventArgs e)
    {
        try
        {
            process.Kill();
        }
        catch { }
    }
    private void Form2_Resize(object sender, EventArgs e)
    {
        if (this.appWin != IntPtr.Zero)
        {
            MoveWindow(appWin, 0, 0, this.Width, this.Height, true);
        }
        //base.OnResize(e);
    }
}

}

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创建于: 2023-05-30 14:51:48
目录: default
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