/// <summary> return composition string, which is got from IME
/// and stored in StringBuilder (JPN: ZIMERead function)
/// </summary>
public String GetCompositionString()
{
if (ImeReadStrBuilder == null)
{
return(null);
}
return(ImeReadStrBuilder.ToString());
}
protected override void WndProc(ref Message m)
{
if (m.Msg == NativeWindowCommon.WM_IME_COMPOSITION)
{
switch (CultureInfo.CurrentCulture.LCID)
{
case 1041: // Japanese (JPN: ZIMERead function)
if (((int)m.LParam & NativeWindowCommon.GCS_RESULTREADSTR) > 0)
{
int hIMC = NativeWindowCommon.ImmGetContext(this.Handle);
try
{
int size = NativeWindowCommon.ImmGetCompositionString(hIMC, NativeWindowCommon.GCS_RESULTREADSTR, null, 0);
StringBuilder buffer = new StringBuilder(size);
NativeWindowCommon.ImmGetCompositionString(hIMC, NativeWindowCommon.GCS_RESULTREADSTR, buffer, (uint)size);
string str = buffer.ToString().Substring(0, size / 2);
ImeReadStrBuilder.Append(str);
}
finally
{
NativeWindowCommon.ImmReleaseContext(this.Handle, hIMC);
}
}
break;
case 1042: // Korean
if (KoreanInterimSel < 0)
{
KoreanInterimSel = NativeWindowCommon.SendMessage(this.Handle, NativeWindowCommon.EM_GETSEL, 0, 0);
}
break;
}
}
else if (m.Msg == NativeWindowCommon.WM_IME_ENDCOMPOSITION)
{
if (CultureInfo.CurrentCulture.LCID == 1042)
{
KoreanInterimSel = -1;
}
}
else if (m.Msg == NativeWindowCommon.WM_PAINT)
{
if (isTransparent)
{
NativeWindowCommon.SendMessage(this.Handle, NativeWindowCommon.WM_NCPAINT, 0, 0);
}
if (ControlStyle == ControlStyle.ThreeD)
{
base.WndProc(ref m);
using (Graphics g = Graphics.FromHwnd(this.Handle))
{
BorderRenderer.PaintBorder(g, ClientRectangle, ForeColor, ControlStyle.ThreeD, false);
return;
}
}
}
else if (m.Msg == NativeWindowCommon.WM_NCCALCSIZE)
{
if (BorderStyle == BorderStyle.FixedSingle)
{
RecalcNonClientArea(ref m);
}
}
else if (m.Msg == NativeWindowCommon.WM_NCPAINT)
{
if (BorderStyle == BorderStyle.FixedSingle)
{
WMNCPaint(ref m);
}
}
base.WndProc(ref m);
}