static BitmapSource GetWindowIcon(IntPtr windowHandle)
{
var hIcon = default(IntPtr);
hIcon = WindowApi.SendMessage(windowHandle, (int)Message.WM_GETICON, WindowApi.ICON_BIG, IntPtr.Zero);
if (hIcon == IntPtr.Zero)
{
hIcon = WindowApi.GetClassLongPtr(windowHandle, WindowApi.GCL_HICON);
}
if (hIcon == IntPtr.Zero)
{
//TODO: define this constant in the api. it's messy in here.
hIcon = WindowApi.LoadIcon(IntPtr.Zero, (IntPtr)0x7F00 /*IDI_APPLICATION*/);
}
if (hIcon != IntPtr.Zero)
{
return(Imaging.CreateBitmapSourceFromHIcon(hIcon, Int32Rect.Empty, BitmapSizeOptions.FromEmptyOptions()));
}
else
{
throw new InvalidOperationException("Could not load window icon.");
}
}
/// <summary>
/// Override clipboard changed event
/// </summary>
/// <param name="m"></param>
protected override void WndProc(ref Message m)
{
// defined in winuser.h
const int wmDrawclipboard = 0x308;
const int wmChangecbchain = 0x030D;
try
{
switch (m.Msg)
{
case wmDrawclipboard:
IDataObject iData = Clipboard.GetDataObject();
Object oData = null;
if (iData != null)
{
oData = iData.GetData(DataFormats.UnicodeText);
}
string textData = String.Empty;
if (oData != null)
{
textData = oData.ToString().Trim();
}
if (!string.IsNullOrEmpty(textData) && _flagCheckTranslate)
{
_clipboardData = textData;
ShowTranslationButton();
}
break;
case wmChangecbchain:
if (m.WParam == _nextClipboardViewer)
{
_nextClipboardViewer = m.LParam;
}
else
{
WindowApi.SendMessage(_nextClipboardViewer, m.Msg, m.WParam, m.LParam);
}
break;
default:
base.WndProc(ref m);
break;
}
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
