public static string GetClassName(IntPtr hwnd, int maxLen)
{
StringBuilder sb = new StringBuilder(maxLen);
Api_User32.GetClassName(hwnd, sb, sb.Capacity);
return(sb.ToString());
}
public static string GetWindowTitle(IntPtr hWnd, int maxLen)
{
StringBuilder sb = new StringBuilder(maxLen);
Api_User32.GetWindowText(hWnd, sb, sb.Capacity);
return(sb.ToString());
}
public static int GetWindowProcessID(IntPtr hWnd)
{
int procId;
Api_User32.GetWindowThreadProcessId(hWnd, out procId);
return(procId);
}
public static string SetTextContent(IntPtr hWnd)
{
StringBuilder sb = new StringBuilder();
Api_User32.SendMessage(hWnd, (int)Win32Messages.WM_SETTEXT, (IntPtr)sb.Capacity, sb);
return(sb.ToString());
}
public static IntPtr CreateCursor(Bitmap xor, Bitmap and, int xHotspot, int yHotspot)
{
ImageConverter ic = new ImageConverter();
byte[] bfrXor = (byte[])ic.ConvertTo(xor, typeof(byte[]));
byte[] bfrAnd = (byte[])ic.ConvertTo(and, typeof(byte[]));
return(Api_User32.CreateCursor(IntPtr.Zero, xHotspot, yHotspot, and.Width, and.Height, bfrAnd, bfrXor));
}
public static IntPtr SendMessage(IntPtr hWnd, Win32Messages msg, int wParam, IntPtr lParam)
{
IntPtr retVal = Api_User32.SendMessage(hWnd, (int)msg, wParam, lParam);
//if (retVal.ToInt32() > 0)
// throw new Win32Exception(retVal.ToInt32(), "An error occured while sending the window message.");
return(retVal);
}
public static WindowPlacement GetWindowPlacement(IntPtr hWnd)
{
WindowPlacement wplc = new WindowPlacement();
if (!Api_User32.GetWindowPlacement(hWnd, ref wplc))
{
throw new Win32Exception(Marshal.GetLastWin32Error(), "An error occured trying to obtain window placement information.");
}
return(wplc);
}
public static ScrollBarInfo GetScrollBarInfo(IntPtr hwnd, ScrollBarObjectID objId)
{
ScrollBarInfo info = new ScrollBarInfo();
info.cbSize = Marshal.SizeOf(info);
if (Api_User32.GetScrollBarInfo(hwnd, (uint)objId, ref info) != IntPtr.Zero)
{
throw new Win32Exception(Marshal.GetLastWin32Error(), "Unable to obtain scrollbar information.");
}
return(info);
}
public static WindowInfo GetWindowInfo(IntPtr hwnd)
{
WindowInfo wnfo = new WindowInfo();
wnfo.cbSize = Marshal.SizeOf(wnfo);
if (!Api_User32.GetWindowInfo(hwnd, ref wnfo))
{
throw new Win32Exception(Marshal.GetLastWin32Error(), "Unable to retrieve window information.");
}
return(wnfo);
}
public static uint SendInput(INPUT[] inputs)
{
if (inputs.Length > 0)
{
return(Api_User32.SendInput((uint)inputs.Length, inputs, Marshal.SizeOf(inputs[0])));
}
else
{
return(0);
}
}
public static List <string> GetListContent(IntPtr hWnd)
{
List <string> lst = new List <string>();
int count = (int)Api_User32.SendMessage(hWnd, (int)Win32Messages.LB_GETCOUNT, IntPtr.Zero, null);
for (int i = 0; i < count; i++)
{
StringBuilder sb = new StringBuilder();
Api_User32.SendMessage(hWnd, Win32Const.WM_GETTEXT, (IntPtr)i, sb);
lst.Add(sb.ToString());
}
return(lst);
}
public static Rectangle GetClientRect(IntPtr hWnd)
{
RECT bnds = new RECT();
if (Api_User32.GetClientRect(hWnd, ref bnds))
{
return(new Rectangle(bnds.left, bnds.top, bnds.Width, bnds.Height));
}
else
{
return(Rectangle.Empty);
}
}
//***************************************************************************
// USER32 - Input
public static void SendKeyPress(VK key)
{
INPUT[] inp = new INPUT[1];
inp[0].type = Win32Const.INPUT_KEYBOARD;
inp[0].ki.wScan = 0;
inp[0].ki.dwFlags = 0;
inp[0].ki.time = 0;
inp[0].ki.wVk = (ushort)key;
inp[0].ki.dwExtraInfo = Api_User32.GetMessageExtraInfo();
Win32.SendInput(inp);
// And now send the key release.
inp[0].ki.dwFlags = Win32Const.KEYEVENTF_KEYUP;
Win32.SendInput(inp);
}
public static void SetMousePosition(int dx, int dy, bool relative)
{
INPUT[] inp = new INPUT[1];
inp[0].type = Win32Const.INPUT_MOUSE;
if (relative)
{
inp[0].mi.dwFlags = Win32Const.MOUSEEVENTF_MOVE;
}
else
{
inp[0].mi.dwFlags = Win32Const.MOUSEEVENTF_MOVE | Win32Const.MOUSEEVENTF_ABSOLUTE;
}
inp[0].mi.dx = dx;
inp[0].mi.dy = dy;
inp[0].mi.mouseData = 0;
inp[0].mi.time = 0;
inp[0].mi.dwExtraInfo = Api_User32.GetMessageExtraInfo();
Win32.SendInput(inp);
}
public static List <IntPtr> GetChildWindows(IntPtr hwndParent)
{
List <IntPtr> result = new List <IntPtr>();
GCHandle listHandle = GCHandle.Alloc(result);
try
{
Win32Callback childProc = new Win32Callback(EnumWindow);
Api_User32.EnumChildWindows(hwndParent, childProc, GCHandle.ToIntPtr(listHandle));
}
finally
{
if (listHandle.IsAllocated)
{
listHandle.Free();
}
}
return(result);
}
public static bool ShowCaret(IntPtr hWnd)
{
return(Api_User32.ShowCaret(hWnd));
}
public static bool HideCaret(IntPtr hWnd)
{
return(Api_User32.HideCaret(hWnd));
}
public static IntPtr FindWindow(string className, string windowName)
{
return(Api_User32.FindWindow(className, windowName));
}
public static IntPtr FindWindowEx(IntPtr parentHandle, string className)
{
return(Api_User32.FindWindowEx(parentHandle, IntPtr.Zero, className, IntPtr.Zero));
}
public static void ReleaseCursor(IntPtr hCursor)
{
Api_User32.DestroyCursor(hCursor);
}
public static void SetCursor(IntPtr hCursor)
{
Api_User32.SetCursor(hCursor);
}
public static IntPtr GetParent(IntPtr hWnd)
{
return(Api_User32.GetParent(hWnd));
}
public static void ReleaseDeviceContext(HandleRef hWnd, IntPtr hDC)
{
Api_User32.ReleaseDC(hWnd, hDC);
}
public static IntPtr GetDeviceContext(HandleRef hWnd)
{
return(Api_User32.GetDC(hWnd));
}
public static void RedrawWindow(IntPtr hwnd, RedrawWindowFlags flags)
{
Api_User32.RedrawWindow(hwnd, IntPtr.Zero, IntPtr.Zero, (uint)flags);
}
public static bool IsWindowVisible(IntPtr hWnd)
{
return(Api_User32.IsWindowVisible(hWnd));
}
public static bool BlockInputOn()
{
return(Api_User32.BlockInput(true));
}
public static IntPtr GetWindowFromPoint(Point pt)
{
return(Api_User32.WindowFromPoint(pt));
}
public static bool BlockInputOff()
{
return(Api_User32.BlockInput(false));
}
public static void SetFocus(IntPtr hWnd)
{
Api_User32.SetFocus(hWnd);
}
