// Private helper methods
private static int FindControlStart(int hWnd, string className, string controlText)
{
int hWndFound = 0;
CallBack callBack = delegate(int hWndToCheck, int lParam) {
StringBuilder sb = new StringBuilder(512);
WinApi.GetWindowText(hWndToCheck, sb, 512);
string windowText = sb.ToString().Trim();
WinApi.GetClassName(hWndToCheck, sb, 512);
string classText = sb.ToString().Trim();
if (classText.Equals(className))
{
if (windowText.Replace("&", "").ToLower().StartsWith(controlText.ToLower()))
{
hWndFound = hWndToCheck;
return(0);
}
}
return(1);
};
WinApi.EnumChildWindows(hWnd, callBack, 0);
return(hWndFound);
}
private static int FindWindowAny(string className, string windowName)
{
int hWndFound = 0;
CallBack callBack = delegate(int hWnd, int lParam) {
StringBuilder sb = new StringBuilder(512);
WinApi.GetWindowText(hWnd, sb, 512);
string windowText = sb.ToString().Trim();
WinApi.GetClassName(hWnd, sb, 512);
string classText = sb.ToString().Trim();
if (classText.Equals(className))
{
if (windowText.Contains(windowName))
{
hWndFound = hWnd;
return(0);
}
}
return(1);
};
WinApi.EnumWindows(callBack, 0);
return(hWndFound);
}
public static int ControlGetHandle(int hWnd, string className, int instance)
{
int hWndFound = 0;
int instanceCount = 0;
CallBack callBack = delegate(int hWndToCheck, int lParam) {
StringBuilder sb = new StringBuilder(512);
WinApi.GetWindowText(hWndToCheck, sb, 512);
string windowText = sb.ToString().Trim();
WinApi.GetClassName(hWndToCheck, sb, 512);
string classText = sb.ToString().Trim();
if (classText.Equals(className))
{
instanceCount++;
if (instanceCount == instance)
{
hWndFound = hWndToCheck;
return(0);
}
}
return(1);
};
WinApi.EnumChildWindows(hWnd, callBack, 0);
return(hWndFound);
}