xenocara/xserver/hw/xwin/winclipboardinit.c
2011-11-05 13:32:40 +00:00

146 lines
4.0 KiB
C

/*
*Copyright (C) 2003-2004 Harold L Hunt II All Rights Reserved.
*
*Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
*"Software"), to deal in the Software without restriction, including
*without limitation the rights to use, copy, modify, merge, publish,
*distribute, sublicense, and/or sell copies of the Software, and to
*permit persons to whom the Software is furnished to do so, subject to
*the following conditions:
*
*The above copyright notice and this permission notice shall be
*included in all copies or substantial portions of the Software.
*
*THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
*EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
*MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
*NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
*ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
*CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
*WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*Except as contained in this notice, the name of Harold L Hunt II
*shall not be used in advertising or otherwise to promote the sale, use
*or other dealings in this Software without prior written authorization
*from Harold L Hunt II.
*
* Authors: Harold L Hunt II
*/
#ifdef HAVE_XWIN_CONFIG_H
#include <xwin-config.h>
#endif
#include "dixstruct.h"
#include "winclipboard.h"
/*
* Local typedefs
*/
typedef int (*winDispatchProcPtr) (ClientPtr);
int winProcSetSelectionOwner(ClientPtr /* client */);
/*
* References to external symbols
*/
extern pthread_t g_ptClipboardProc;
extern winDispatchProcPtr winProcSetSelectionOwnerOrig;
extern Bool g_fClipboard;
extern HWND g_hwndClipboard;
/*
* Intialize the Clipboard module
*/
Bool
winInitClipboard (void)
{
ErrorF ("winInitClipboard ()\n");
/* Wrap some internal server functions */
if (ProcVector[X_SetSelectionOwner] != winProcSetSelectionOwner)
{
winProcSetSelectionOwnerOrig = ProcVector[X_SetSelectionOwner];
ProcVector[X_SetSelectionOwner] = winProcSetSelectionOwner;
}
/* Spawn a thread for the Clipboard module */
if (pthread_create (&g_ptClipboardProc,
NULL,
winClipboardProc,
NULL))
{
/* Bail if thread creation failed */
ErrorF ("winInitClipboard - pthread_create failed.\n");
return FALSE;
}
return TRUE;
}
/*
* Create the Windows window that we use to recieve Windows messages
*/
HWND
winClipboardCreateMessagingWindow (void)
{
WNDCLASSEX wc;
HWND hwnd;
/* Setup our window class */
wc.cbSize=sizeof(WNDCLASSEX);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = winClipboardWindowProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = GetModuleHandle (NULL);
wc.hIcon = 0;
wc.hCursor = 0;
wc.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = WIN_CLIPBOARD_WINDOW_CLASS;
wc.hIconSm = 0;
RegisterClassEx (&wc);
/* Create the window */
hwnd = CreateWindowExA (0, /* Extended styles */
WIN_CLIPBOARD_WINDOW_CLASS,/* Class name */
WIN_CLIPBOARD_WINDOW_TITLE,/* Window name */
WS_OVERLAPPED, /* Not visible anyway */
CW_USEDEFAULT, /* Horizontal position */
CW_USEDEFAULT, /* Vertical position */
CW_USEDEFAULT, /* Right edge */
CW_USEDEFAULT, /* Bottom edge */
(HWND) NULL, /* No parent or owner window */
(HMENU) NULL, /* No menu */
GetModuleHandle (NULL),/* Instance handle */
NULL); /* Creation data */
assert (hwnd != NULL);
/* I'm not sure, but we may need to call this to start message processing */
ShowWindow (hwnd, SW_HIDE);
/* Similarly, we may need a call to this even though we don't paint */
UpdateWindow (hwnd);
return hwnd;
}
void
winFixClipboardChain (void)
{
if (g_fClipboard
&& g_hwndClipboard)
{
PostMessage (g_hwndClipboard, WM_WM_REINIT, 0, 0);
}
}