[WinApi] C#获取其他窗口文本框内容（转）

提示：扫一扫查出行
【扫一扫了解最新限行尾号】
复制提示

声明部分：

const int WM_GETTEXT = 0x000D;
const int WM_GETTEXTLENGTH = 0x000E; [DllImport("user32.dll", EntryPoint = "SendMessageA")]
public static extern int SendMessage(int hwnd, int wMsg, int wParam, Byte[] lParam); [DllImport("user32.dll", EntryPoint="SendMessageA")]
public static extern int SendMessage(int hwnd, int wMsg, int wParam, int lParam);

函数部分：

IntPtr mwh = FindMainWindowHandle("窗口名称", , ); //主窗口句柄
IntPtr HwndStatue = FindWindowEx(mwh, IntPtr.Zero, "Edit", null); //文本框句柄 if (HwndStatue != IntPtr.Zero)
{
int TextLen;
TextLen = SendMessage((int)HwndStatue, WM_GETTEXTLENGTH, , );
Byte[] byt = new Byte[TextLen];
SendMessage((int)HwndStatue, WM_GETTEXT, TextLen + , byt);
string str = Encoding.Default.GetString(byt);
}