/// <inheritdoc/>
BOOL IMsoComponentManager.FContinueIdle()
{
// If we have a message on queue, then don't continue idle processing.
NativeMethods.MSG msg = new NativeMethods.MSG();
return(!UnsafeNativeMethods.PeekMessage(ref msg, NativeMethods.NullHandleRef, 0, 0, NativeMethods.PM_NOREMOVE)
? BOOL.TRUE : BOOL.FALSE);
}
bool UnsafeNativeMethods.IMsoComponent.FPreTranslateMessage(ref NativeMethods.MSG msg)
{
UnsafeNativeMethods.IMsoComponent c = Component;
if (c != null)
{
return(c.FPreTranslateMessage(ref msg));
}
return(false);
}
private IntPtr DropDownHook(int code, IntPtr wparam, IntPtr lparam)
{
if (code == NativeMethods.MSGF_MENU)
{
NativeMethods.MSG msg = (NativeMethods.MSG)Marshal.PtrToStructure(lparam, typeof(NativeMethods.MSG));
Message message = Message.Create(msg.hwnd, msg.message, msg.wParam, msg.lParam);
if (this.DropDownFilter(ref message))
{
return((IntPtr)1);
}
}
return(NativeMethods.CallNextHookEx(this.hookHandle, code, wparam, lparam));
}
void Dispose(bool disposing)
{
if (picture != null)
{
picture = null;
// If we have no message loop, OLE may block on this call.
// Let pent up SendMessage calls go through here.
//
NativeMethods.MSG msg = new NativeMethods.MSG();
UnsafeNativeMethods.PeekMessage(ref msg, NativeMethods.NullHandleRef, 0, 0, NativeMethods.PM_NOREMOVE | NativeMethods.PM_NOYIELD);
}
if (handle != IntPtr.Zero)
{
DestroyHandle();
handle = IntPtr.Zero;
}
}
/// <include file='doc\WebBrowserSiteBase.uex' path='docs/doc[@for="WebBrowserSiteBase.UnsafeNativeMethods.IOleControlSite.TranslateAccelerator"]/*' />
/// <internalonly/>
int UnsafeNativeMethods.IOleControlSite.TranslateAccelerator(ref NativeMethods.MSG pMsg, int grfModifiers)
{
Debug.Assert(!this.Host.GetAXHostState(WebBrowserHelper.siteProcessedInputKey), "Re-entering UnsafeNativeMethods.IOleControlSite.TranslateAccelerator!!!");
this.Host.SetAXHostState(WebBrowserHelper.siteProcessedInputKey, true);
Message msg = new Message();
msg.Msg = pMsg.message;
msg.WParam = pMsg.wParam;
msg.LParam = pMsg.lParam;
msg.HWnd = pMsg.hwnd;
try {
bool f = ((Control)this.Host).PreProcessControlMessage(ref msg) == PreProcessControlState.MessageProcessed;
return(f ? NativeMethods.S_OK : NativeMethods.S_FALSE);
}
finally {
this.Host.SetAXHostState(WebBrowserHelper.siteProcessedInputKey, false);
}
}
int UnsafeNativeMethods.IOleInPlaceFrame.TranslateAccelerator(ref NativeMethods.MSG lpmsg, short wID)
{
return(NativeMethods.S_FALSE);
}
public static extern bool IsAccelerator(HandleRef hAccel, int cAccelEntries, [In] ref NativeMethods.MSG lpMsg, short[] lpwCmd);