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xserver/hw/xwin/winwin32rootless.c

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/*
*Copyright (C) 1994-2000 The XFree86 Project, Inc. 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 THE XFREE86 PROJECT 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 the XFree86 Project
*shall not be used in advertising or otherwise to promote the sale, use
*or other dealings in this Software without prior written authorization
*from the XFree86 Project.
*
* Authors: Kensuke Matsuzaki
* Earle F. Philhower, III
* Harold L Hunt II
*/
/*
* Look at hw/darwin/quartz/xpr/xprFrame.c and hw/darwin/quartz/cr/crFrame.c
*/
#ifdef HAVE_XWIN_CONFIG_H
#include <xwin-config.h>
#endif
#include "win.h"
#include <winuser.h>
#define _WINDOWSWM_SERVER_
#include <X11/extensions/windowswmstr.h>
#include "dixevents.h"
#include "winmultiwindowclass.h"
#include <X11/Xatom.h>
/*
* Constant defines
*/
#ifndef ULW_COLORKEY
#define ULW_COLORKEY 0x00000001
#endif
#ifndef ULW_ALPHA
#define ULW_ALPHA 0x00000002
#endif
#ifndef ULW_OPAQUE
#define ULW_OPAQUE 0x00000004
#endif
#define AC_SRC_ALPHA 0x01
/*
* Local function
*/
DEFINE_ATOM_HELPER(AtmWindowsWmNativeHwnd, WINDOWSWM_NATIVE_HWND)
static void
winMWExtWMSetNativeProperty(RootlessWindowPtr pFrame);
/*
* Global variables
*/
Bool g_fNoConfigureWindow = FALSE;
/*
* Internal function to get the DIB format that is compatible with the screen
* Fixme: Share code with winshadgdi.c
*/
static
Bool
winMWExtWMQueryDIBFormat(win32RootlessWindowPtr pRLWinPriv,
BITMAPINFOHEADER * pbmih)
{
HBITMAP hbmp;
#if CYGMULTIWINDOW_DEBUG
LPDWORD pdw = NULL;
#endif
/* Create a memory bitmap compatible with the screen */
hbmp = CreateCompatibleBitmap(pRLWinPriv->hdcScreen, 1, 1);
if (hbmp == NULL) {
ErrorF("winMWExtWMQueryDIBFormat - CreateCompatibleBitmap failed\n");
return FALSE;
}
/* Initialize our bitmap info header */
ZeroMemory(pbmih, sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD));
pbmih->biSize = sizeof(BITMAPINFOHEADER);
/* Get the biBitCount */
if (!GetDIBits(pRLWinPriv->hdcScreen,
hbmp, 0, 1, NULL, (BITMAPINFO *) pbmih, DIB_RGB_COLORS)) {
ErrorF("winMWExtWMQueryDIBFormat - First call to GetDIBits failed\n");
DeleteObject(hbmp);
return FALSE;
}
#if CYGMULTIWINDOW_DEBUG
/* Get a pointer to bitfields */
pdw = (DWORD *) ((CARD8 *) pbmih + sizeof(BITMAPINFOHEADER));
winDebug("winMWExtWMQueryDIBFormat - First call masks: %08x %08x %08x\n",
(unsigned int) pdw[0], (unsigned int) pdw[1],
(unsigned int) pdw[2]);
#endif
/* Get optimal color table, or the optimal bitfields */
if (!GetDIBits(pRLWinPriv->hdcScreen,
hbmp, 0, 1, NULL, (BITMAPINFO *) pbmih, DIB_RGB_COLORS)) {
ErrorF("winMWExtWMQueryDIBFormat - Second call to GetDIBits "
"failed\n");
DeleteObject(hbmp);
return FALSE;
}
/* Free memory */
DeleteObject(hbmp);
return TRUE;
}
static HRGN
winMWExtWMCreateRgnFromRegion(RegionPtr pShape)
{
int nRects;
BoxPtr pRects, pEnd;
HRGN hRgn, hRgnRect;
if (pShape == NULL)
return NULL;
nRects = RegionNumRects(pShape);
pRects = RegionRects(pShape);
hRgn = CreateRectRgn(0, 0, 0, 0);
if (hRgn == NULL) {
ErrorF("winReshape - Initial CreateRectRgn (%d, %d, %d, %d) "
"failed: %d\n", 0, 0, 0, 0, (int) GetLastError());
}
/* Loop through all rectangles in the X region */
for (pEnd = pRects + nRects; pRects < pEnd; pRects++) {
/* Create a Windows region for the X rectangle */
hRgnRect = CreateRectRgn(pRects->x1,
pRects->y1, pRects->x2, pRects->y2);
if (hRgnRect == NULL) {
ErrorF("winReshape - Loop CreateRectRgn (%d, %d, %d, %d) "
"failed: %d\n",
pRects->x1,
pRects->y1, pRects->x2, pRects->y2, (int) GetLastError());
}
/* Merge the Windows region with the accumulated region */
if (CombineRgn(hRgn, hRgn, hRgnRect, RGN_OR) == ERROR) {
ErrorF("winReshape - CombineRgn () failed: %d\n",
(int) GetLastError());
}
/* Delete the temporary Windows region */
DeleteObject(hRgnRect);
}
return hRgn;
}
static void
InitWin32RootlessEngine(win32RootlessWindowPtr pRLWinPriv)
{
pRLWinPriv->hdcScreen = GetDC(pRLWinPriv->hWnd);
pRLWinPriv->hdcShadow = CreateCompatibleDC(pRLWinPriv->hdcScreen);
pRLWinPriv->hbmpShadow = NULL;
/* Allocate bitmap info header */
pRLWinPriv->pbmihShadow =
(BITMAPINFOHEADER *) malloc(sizeof(BITMAPINFOHEADER)
+ 256 * sizeof(RGBQUAD));
if (pRLWinPriv->pbmihShadow == NULL) {
ErrorF("InitWin32RootlessEngine - malloc () failed\n");
return;
}
/* Query the screen format */
winMWExtWMQueryDIBFormat(pRLWinPriv, pRLWinPriv->pbmihShadow);
}
Bool
winMWExtWMCreateFrame(RootlessWindowPtr pFrame, ScreenPtr pScreen,
int newX, int newY, RegionPtr pShape)
{
#define CLASS_NAME_LENGTH 512
Bool fResult = TRUE;
win32RootlessWindowPtr pRLWinPriv;
WNDCLASSEX wc;
char pszClass[CLASS_NAME_LENGTH], pszWindowID[12];
HICON hIcon;
HICON hIconSmall;
char *res_name, *res_class, *res_role;
static int s_iWindowID = 0;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMCreateFrame %d %d - %d %d\n",
newX, newY, pFrame->width, pFrame->height);
#endif
pRLWinPriv =
(win32RootlessWindowPtr) malloc(sizeof(win32RootlessWindowRec));
pRLWinPriv->pFrame = pFrame;
pRLWinPriv->pfb = NULL;
pRLWinPriv->hbmpShadow = NULL;
pRLWinPriv->hdcShadow = NULL;
pRLWinPriv->hdcScreen = NULL;
pRLWinPriv->pbmihShadow = NULL;
pRLWinPriv->fResized = TRUE;
pRLWinPriv->fClose = FALSE;
pRLWinPriv->fRestackingNow = FALSE;
pRLWinPriv->fDestroyed = FALSE;
pRLWinPriv->fMovingOrSizing = FALSE;
// Store the implementation private frame ID
pFrame->wid = (RootlessFrameID) pRLWinPriv;
winSelectIcons(&hIcon, &hIconSmall);
/* Set standard class name prefix so we can identify window easily */
strncpy(pszClass, WINDOW_CLASS_X, sizeof(pszClass));
if (winMultiWindowGetClassHint(pFrame->win, &res_name, &res_class)) {
strncat(pszClass, "-", 1);
strncat(pszClass, res_name, CLASS_NAME_LENGTH - strlen(pszClass));
strncat(pszClass, "-", 1);
strncat(pszClass, res_class, CLASS_NAME_LENGTH - strlen(pszClass));
/* Check if a window class is provided by the WM_WINDOW_ROLE property,
* if not use the WM_CLASS information.
* For further information see:
* http://tronche.com/gui/x/icccm/sec-5.html
*/
if (winMultiWindowGetWindowRole(pFrame->win, &res_role)) {
strcat(pszClass, "-");
strcat(pszClass, res_role);
free(res_role);
}
free(res_name);
free(res_class);
}
/* Add incrementing window ID to make unique class name */
snprintf(pszWindowID, sizeof(pszWindowID), "-%x", s_iWindowID++);
pszWindowID[sizeof(pszWindowID) - 1] = 0;
strcat(pszClass, pszWindowID);
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMCreateFrame - Creating class: %s\n", pszClass);
#endif
/* Setup our window class */
wc.cbSize = sizeof(wc);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = winMWExtWMWindowProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = g_hInstance;
wc.hIcon = hIcon;
wc.hIconSm = hIconSmall;
wc.hCursor = 0;
wc.hbrBackground = (HBRUSH) GetStockObject(WHITE_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = pszClass;
RegisterClassEx(&wc);
/* Create the window */
g_fNoConfigureWindow = TRUE;
pRLWinPriv->hWnd = CreateWindowExA(WS_EX_TOOLWINDOW, /* Extended styles */
pszClass, /* Class name */
WINDOW_TITLE_X, /* Window name */
WS_POPUP | WS_CLIPCHILDREN, newX, /* Horizontal position */
newY, /* Vertical position */
pFrame->width, /* Right edge */
pFrame->height, /* Bottom edge */
(HWND) NULL, /* No parent or owner window */
(HMENU) NULL, /* No menu */
GetModuleHandle(NULL), /* Instance handle */
pRLWinPriv); /* ScreenPrivates */
if (pRLWinPriv->hWnd == NULL) {
ErrorF("winMWExtWMCreateFrame - CreateWindowExA () failed: %d\n",
(int) GetLastError());
fResult = FALSE;
}
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMCreateFrame - ShowWindow\n");
#endif
//ShowWindow (pRLWinPriv->hWnd, SW_SHOWNOACTIVATE);
g_fNoConfigureWindow = FALSE;
if (pShape != NULL) {
winMWExtWMReshapeFrame(pFrame->wid, pShape);
}
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMCreateFrame - (%08x) %08x\n",
(int) pFrame->wid, (int) pRLWinPriv->hWnd);
#if 0
{
WindowPtr pWin2 = NULL;
win32RootlessWindowPtr pRLWinPriv2 = NULL;
/* Check if the Windows window property for our X window pointer is valid */
if ((pWin2 =
(WindowPtr) GetProp(pRLWinPriv->hWnd, WIN_WINDOW_PROP)) != NULL) {
pRLWinPriv2 =
(win32RootlessWindowPtr) RootlessFrameForWindow(pWin2, FALSE);
}
winDebug("winMWExtWMCreateFrame2 (%08x) %08x\n",
pRLWinPriv2, pRLWinPriv2->hWnd);
if (pRLWinPriv != pRLWinPriv2 || pRLWinPriv->hWnd != pRLWinPriv2->hWnd) {
winDebug("Error param missmatch\n");
}
}
#endif
#endif
winMWExtWMSetNativeProperty(pFrame);
return fResult;
}
void
winMWExtWMDestroyFrame(RootlessFrameID wid)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
HICON hIcon;
HICON hIconSm;
HMODULE hInstance;
int iReturn;
char pszClass[CLASS_NAME_LENGTH];
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMDestroyFrame (%08x) %08x\n",
(int) pRLWinPriv, (int) pRLWinPriv->hWnd);
#if 0
{
WindowPtr pWin2 = NULL;
win32RootlessWindowPtr pRLWinPriv2 = NULL;
/* Check if the Windows window property for our X window pointer is valid */
if ((pWin2 =
(WindowPtr) GetProp(pRLWinPriv->hWnd, WIN_WINDOW_PROP)) != NULL) {
pRLWinPriv2 =
(win32RootlessWindowPtr) RootlessFrameForWindow(pWin2, FALSE);
}
winDebug("winMWExtWMDestroyFrame2 (%08x) %08x\n",
pRLWinPriv2, pRLWinPriv2->hWnd);
if (pRLWinPriv != pRLWinPriv2 || pRLWinPriv->hWnd != pRLWinPriv2->hWnd) {
winDebug("Error param missmatch\n");
*(int *) 0 = 1; //raise exseption
}
}
#endif
#endif
/* Store the info we need to destroy after this window is gone */
hInstance = (HINSTANCE) GetClassLongPtr(pRLWinPriv->hWnd, GCLP_HMODULE);
hIcon = (HICON) SendMessage(pRLWinPriv->hWnd, WM_GETICON, ICON_BIG, 0);
hIconSm = (HICON) SendMessage(pRLWinPriv->hWnd, WM_GETICON, ICON_SMALL, 0);
iReturn = GetClassName(pRLWinPriv->hWnd, pszClass, CLASS_NAME_LENGTH);
pRLWinPriv->fClose = TRUE;
pRLWinPriv->fDestroyed = TRUE;
/* Destroy the Windows window */
DestroyWindow(pRLWinPriv->hWnd);
/* Only if we were able to get the name */
if (iReturn) {
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMDestroyFrame - Unregistering %s: ", pszClass);
#endif
iReturn = UnregisterClass(pszClass, hInstance);
}
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMDestroyFramew - Deleting Icon\n");
#endif
winDestroyIcon(hIcon);
winDestroyIcon(hIconSm);
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMDestroyFrame - done\n");
#endif
}
void
winMWExtWMMoveFrame(RootlessFrameID wid, ScreenPtr pScreen, int iNewX,
int iNewY)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
RECT rcNew;
DWORD dwExStyle;
DWORD dwStyle;
int iX, iY, iWidth, iHeight;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMMoveFrame (%08x) (%d %d)\n", (int) pRLWinPriv, iNewX,
iNewY);
#endif
/* Get the Windows window style and extended style */
dwExStyle = GetWindowLongPtr(pRLWinPriv->hWnd, GWL_EXSTYLE);
dwStyle = GetWindowLongPtr(pRLWinPriv->hWnd, GWL_STYLE);
/* Get the X and Y location of the X window */
iX = iNewX + GetSystemMetrics(SM_XVIRTUALSCREEN);
iY = iNewY + GetSystemMetrics(SM_YVIRTUALSCREEN);
/* Get the height and width of the X window */
iWidth = pRLWinPriv->pFrame->width;
iHeight = pRLWinPriv->pFrame->height;
/* Store the origin, height, and width in a rectangle structure */
SetRect(&rcNew, iX, iY, iX + iWidth, iY + iHeight);
#ifdef CYGMULTIWINDOW_DEBUG
winDebug("\tWindow {%d, %d, %d, %d}, {%d, %d}\n",
rcNew.left, rcNew.top, rcNew.right, rcNew.bottom,
rcNew.right - rcNew.left, rcNew.bottom - rcNew.top);
#endif
/*
* Calculate the required size of the Windows window rectangle,
* given the size of the Windows window client area.
*/
AdjustWindowRectEx(&rcNew, dwStyle, FALSE, dwExStyle);
#ifdef CYGMULTIWINDOW_DEBUG
winDebug("\tAdjusted {%d, %d, %d, %d}, {%d, %d}\n",
rcNew.left, rcNew.top, rcNew.right, rcNew.bottom,
rcNew.right - rcNew.left, rcNew.bottom - rcNew.top);
#endif
g_fNoConfigureWindow = TRUE;
SetWindowPos(pRLWinPriv->hWnd, NULL, rcNew.left, rcNew.top, 0, 0,
SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOZORDER);
g_fNoConfigureWindow = FALSE;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMMoveFrame (%08x) done\n", (int) pRLWinPriv);
#endif
}
void
winMWExtWMResizeFrame(RootlessFrameID wid, ScreenPtr pScreen,
int iNewX, int iNewY,
unsigned int uiNewWidth, unsigned int uiNewHeight,
unsigned int uiGravity)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
RECT rcNew;
RECT rcOld;
DWORD dwExStyle;
DWORD dwStyle;
int iX, iY;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMResizeFrame (%08x) (%d %d)-(%d %d)\n",
(int) pRLWinPriv, iNewX, iNewY, uiNewWidth, uiNewHeight);
#endif
pRLWinPriv->fResized = TRUE;
/* Get the Windows window style and extended style */
dwExStyle = GetWindowLongPtr(pRLWinPriv->hWnd, GWL_EXSTYLE);
dwStyle = GetWindowLongPtr(pRLWinPriv->hWnd, GWL_STYLE);
/* Get the X and Y location of the X window */
iX = iNewX + GetSystemMetrics(SM_XVIRTUALSCREEN);
iY = iNewY + GetSystemMetrics(SM_YVIRTUALSCREEN);
/* Store the origin, height, and width in a rectangle structure */
SetRect(&rcNew, iX, iY, iX + uiNewWidth, iY + uiNewHeight);
/*
* Calculate the required size of the Windows window rectangle,
* given the size of the Windows window client area.
*/
AdjustWindowRectEx(&rcNew, dwStyle, FALSE, dwExStyle);
/* Get a rectangle describing the old Windows window */
GetWindowRect(pRLWinPriv->hWnd, &rcOld);
/* Check if the old rectangle and new rectangle are the same */
if (!EqualRect(&rcNew, &rcOld)) {
g_fNoConfigureWindow = TRUE;
MoveWindow(pRLWinPriv->hWnd,
rcNew.left, rcNew.top,
rcNew.right - rcNew.left, rcNew.bottom - rcNew.top, TRUE);
g_fNoConfigureWindow = FALSE;
}
}
void
winMWExtWMRestackFrame(RootlessFrameID wid, RootlessFrameID nextWid)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
win32RootlessWindowPtr pRLNextWinPriv = (win32RootlessWindowPtr) nextWid;
winScreenPriv(pRLWinPriv->pFrame->win->drawable.pScreen);
winScreenInfo *pScreenInfo = NULL;
DWORD dwCurrentProcessID = GetCurrentProcessId();
DWORD dwWindowProcessID = 0;
HWND hWnd;
Bool fFirst = TRUE;
Bool fNeedRestack = TRUE;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMRestackFrame (%08x)\n", (int) pRLWinPriv);
#endif
if (pScreenPriv && pScreenPriv->fRestacking)
return;
if (pScreenPriv)
pScreenInfo = pScreenPriv->pScreenInfo;
pRLWinPriv->fRestackingNow = TRUE;
/* Show window */
if (!IsWindowVisible(pRLWinPriv->hWnd))
ShowWindow(pRLWinPriv->hWnd, SW_SHOWNOACTIVATE);
if (pRLNextWinPriv == NULL) {
#if CYGMULTIWINDOW_DEBUG
winDebug("Win %08x is top\n", pRLWinPriv);
#endif
pScreenPriv->widTop = wid;
SetWindowPos(pRLWinPriv->hWnd, HWND_TOP,
0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
}
else if (winIsInternalWMRunning(pScreenInfo)) {
/* using mulwinidow wm */
#if CYGMULTIWINDOW_DEBUG
winDebug("Win %08x is not top\n", pRLWinPriv);
#endif
for (hWnd = GetNextWindow(pRLWinPriv->hWnd, GW_HWNDPREV);
fNeedRestack && hWnd != NULL;
hWnd = GetNextWindow(hWnd, GW_HWNDPREV)) {
GetWindowThreadProcessId(hWnd, &dwWindowProcessID);
if ((dwWindowProcessID == dwCurrentProcessID)
&& GetProp(hWnd, WIN_WINDOW_PROP)) {
if (hWnd == pRLNextWinPriv->hWnd) {
/* Enable interleave X window and Windows window */
if (!fFirst) {
#if CYGMULTIWINDOW_DEBUG
winDebug("raise: Insert after Win %08x\n",
pRLNextWinPriv);
#endif
SetWindowPos(pRLWinPriv->hWnd, pRLNextWinPriv->hWnd,
0, 0, 0, 0,
SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
}
else {
#if CYGMULTIWINDOW_DEBUG
winDebug("No change\n");
#endif
}
fNeedRestack = FALSE;
break;
}
if (fFirst)
fFirst = FALSE;
}
}
for (hWnd = GetNextWindow(pRLWinPriv->hWnd, GW_HWNDNEXT);
fNeedRestack && hWnd != NULL;
hWnd = GetNextWindow(hWnd, GW_HWNDNEXT)) {
GetWindowThreadProcessId(hWnd, &dwWindowProcessID);
if ((dwWindowProcessID == dwCurrentProcessID)
&& GetProp(hWnd, WIN_WINDOW_PROP)) {
if (hWnd == pRLNextWinPriv->hWnd) {
#if CYGMULTIWINDOW_DEBUG
winDebug("lower: Insert after Win %08x\n", pRLNextWinPriv);
#endif
SetWindowPos(pRLWinPriv->hWnd, pRLNextWinPriv->hWnd,
0, 0, 0, 0,
SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
fNeedRestack = FALSE;
break;
}
}
}
}
else {
/* using general wm like twm, wmaker etc.
Interleave X window and Windows window will cause problem. */
SetWindowPos(pRLWinPriv->hWnd, pRLNextWinPriv->hWnd,
0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
}
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMRestackFrame - done (%08x)\n", (int) pRLWinPriv);
#endif
pRLWinPriv->fRestackingNow = FALSE;
}
void
winMWExtWMReshapeFrame(RootlessFrameID wid, RegionPtr pShape)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
HRGN hRgn, hRgnWindow, hRgnClient;
RECT rcWindow, rcClient;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMReshapeFrame (%08x)\n", (int) pRLWinPriv);
#endif
hRgn = winMWExtWMCreateRgnFromRegion(pShape);
/* Create region for non-client area */
GetWindowRect(pRLWinPriv->hWnd, &rcWindow);
GetClientRect(pRLWinPriv->hWnd, &rcClient);
MapWindowPoints(pRLWinPriv->hWnd, HWND_DESKTOP, (LPPOINT) &rcClient, 2);
OffsetRgn(hRgn, rcClient.left - rcWindow.left, rcClient.top - rcWindow.top);
OffsetRect(&rcClient, -rcWindow.left, -rcWindow.top);
OffsetRect(&rcWindow, -rcWindow.left, -rcWindow.top);
hRgnWindow = CreateRectRgnIndirect(&rcWindow);
hRgnClient = CreateRectRgnIndirect(&rcClient);
CombineRgn(hRgnWindow, hRgnWindow, hRgnClient, RGN_DIFF);
CombineRgn(hRgn, hRgnWindow, hRgn, RGN_OR);
SetWindowRgn(pRLWinPriv->hWnd, hRgn, TRUE);
DeleteObject(hRgnWindow);
DeleteObject(hRgnClient);
}
void
winMWExtWMUnmapFrame(RootlessFrameID wid)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMUnmapFrame (%08x)\n", (int) pRLWinPriv);
#endif
g_fNoConfigureWindow = TRUE;
//ShowWindow (pRLWinPriv->hWnd, SW_MINIMIZE);
ShowWindow(pRLWinPriv->hWnd, SW_HIDE);
g_fNoConfigureWindow = FALSE;
}
/*
* Fixme: Code sharing with winshadgdi.c and other engine support
*/
void
winMWExtWMStartDrawing(RootlessFrameID wid, char **pixelData, int *bytesPerRow)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
winPrivScreenPtr pScreenPriv = NULL;
winScreenInfo *pScreenInfo = NULL;
ScreenPtr pScreen = NULL;
DIBSECTION dibsection;
Bool fReturn = TRUE;
HDC hdcNew;
HBITMAP hbmpNew;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMStartDrawing (%08x) %08x\n", (int) pRLWinPriv,
pRLWinPriv->fDestroyed);
#endif
if (!pRLWinPriv->fDestroyed) {
pScreen = pRLWinPriv->pFrame->win->drawable.pScreen;
if (pScreen)
pScreenPriv = winGetScreenPriv(pScreen);
if (pScreenPriv)
pScreenInfo = pScreenPriv->pScreenInfo;
#if CYGMULTIWINDOW_DEBUG
winDebug("\tpScreenPriv %08X\n", (int) pScreenPriv);
winDebug("\tpScreenInfo %08X\n", (int) pScreenInfo);
winDebug("\t(%d, %d)\n", (int) pRLWinPriv->pFrame->width,
(int) pRLWinPriv->pFrame->height);
#endif
if (pRLWinPriv->hdcScreen == NULL) {
InitWin32RootlessEngine(pRLWinPriv);
}
if (pRLWinPriv->fResized) {
/* width * bpp must be multiple of 4 to match 32bit alignment */
int stridesize;
int misalignment;
pRLWinPriv->pbmihShadow->biWidth = pRLWinPriv->pFrame->width;
pRLWinPriv->pbmihShadow->biHeight = -pRLWinPriv->pFrame->height;
stridesize = pRLWinPriv->pFrame->width * (pScreenInfo->dwBPP >> 3);
misalignment = stridesize & 3;
if (misalignment != 0) {
stridesize += 4 - misalignment;
pRLWinPriv->pbmihShadow->biWidth =
stridesize / (pScreenInfo->dwBPP >> 3);
winDebug("\tresizing to %d (was %d)\n",
pRLWinPriv->pbmihShadow->biWidth,
pRLWinPriv->pFrame->width);
}
hdcNew = CreateCompatibleDC(pRLWinPriv->hdcScreen);
/* Create a DI shadow bitmap with a bit pointer */
hbmpNew = CreateDIBSection(pRLWinPriv->hdcScreen,
(BITMAPINFO *) pRLWinPriv->pbmihShadow,
DIB_RGB_COLORS,
(VOID **) &pRLWinPriv->pfb, NULL, 0);
if (hbmpNew == NULL || pRLWinPriv->pfb == NULL) {
ErrorF("winMWExtWMStartDrawing - CreateDIBSection failed\n");
//return FALSE;
}
else {
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMStartDrawing - Shadow buffer allocated\n");
#endif
}
/* Get information about the bitmap that was allocated */
GetObject(hbmpNew, sizeof(dibsection), &dibsection);
#if CYGMULTIWINDOW_DEBUG
/* Print information about bitmap allocated */
winDebug("winMWExtWMStartDrawing - Dibsection width: %d height: %d "
"depth: %d size image: %d\n",
(unsigned int) dibsection.dsBmih.biWidth,
(unsigned int) dibsection.dsBmih.biHeight,
(unsigned int) dibsection.dsBmih.biBitCount,
(unsigned int) dibsection.dsBmih.biSizeImage);
#endif
/* Select the shadow bitmap into the shadow DC */
SelectObject(hdcNew, hbmpNew);
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMStartDrawing - Attempting a shadow blit\n");
#endif
/* Blit from the old shadow to the new shadow */
fReturn = BitBlt(hdcNew,
0, 0,
pRLWinPriv->pFrame->width,
pRLWinPriv->pFrame->height, pRLWinPriv->hdcShadow,
0, 0, SRCCOPY);
if (fReturn) {
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMStartDrawing - Shadow blit success\n");
#endif
}
else {
ErrorF("winMWExtWMStartDrawing - Shadow blit failure\n");
}
/* Look for height weirdness */
if (dibsection.dsBmih.biHeight < 0) {
/* FIXME: Figure out why biHeight is sometimes negative */
ErrorF("winMWExtWMStartDrawing - WEIRDNESS - "
"biHeight still negative: %d\n",
(int) dibsection.dsBmih.biHeight);
ErrorF("winMWExtWMStartDrawing - WEIRDNESS - "
"Flipping biHeight sign\n");
dibsection.dsBmih.biHeight = -dibsection.dsBmih.biHeight;
}
pRLWinPriv->dwWidthBytes = dibsection.dsBm.bmWidthBytes;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMStartDrawing - bytesPerRow: %d\n",
(unsigned int) dibsection.dsBm.bmWidthBytes);
#endif
/* Free the old shadow bitmap */
DeleteObject(pRLWinPriv->hdcShadow);
DeleteObject(pRLWinPriv->hbmpShadow);
pRLWinPriv->hdcShadow = hdcNew;
pRLWinPriv->hbmpShadow = hbmpNew;
pRLWinPriv->fResized = FALSE;
#if CYGMULTIWINDOW_DEBUG && FALSE
winDebug("winMWExtWMStartDrawing - 0x%08x %d\n",
(unsigned int) pRLWinPriv->pfb,
(unsigned int) dibsection.dsBm.bmWidthBytes);
#endif
}
}
else {
ErrorF("winMWExtWMStartDrawing - Already window was destroyed \n");
}
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMStartDrawing - done (0x%08x) 0x%08x %d\n",
(int) pRLWinPriv,
(unsigned int) pRLWinPriv->pfb,
(unsigned int) pRLWinPriv->dwWidthBytes);
#endif
*pixelData = pRLWinPriv->pfb;
*bytesPerRow = pRLWinPriv->dwWidthBytes;
}
void
winMWExtWMStopDrawing(RootlessFrameID wid, Bool fFlush)
{
#if 0
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
BLENDFUNCTION bfBlend;
SIZE szWin;
POINT ptSrc;
#if CYGMULTIWINDOW_DEBUG || TRUE
winDebug("winMWExtWMStopDrawing (%08x)\n", pRLWinPriv);
#endif
szWin.cx = pRLWinPriv->dwWidth;
szWin.cy = pRLWinPriv->dwHeight;
ptSrc.x = 0;
ptSrc.y = 0;
bfBlend.BlendOp = AC_SRC_OVER;
bfBlend.BlendFlags = 0;
bfBlend.SourceConstantAlpha = 255;
bfBlend.AlphaFormat = AC_SRC_ALPHA;
if (!UpdateLayeredWindow(pRLWinPriv->hWnd,
NULL, NULL, &szWin,
pRLWinPriv->hdcShadow, &ptSrc,
0, &bfBlend, ULW_ALPHA)) {
ErrorF("winMWExtWMStopDrawing - UpdateLayeredWindow failed\n");
}
#endif
}
void
winMWExtWMUpdateRegion(RootlessFrameID wid, RegionPtr pDamage)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
#if 0
BLENDFUNCTION bfBlend;
SIZE szWin;
POINT ptSrc;
#endif
#if CYGMULTIWINDOW_DEBUG && 0
winDebug("winMWExtWMUpdateRegion (%08x)\n", pRLWinPriv);
#endif
#if 0
szWin.cx = pRLWinPriv->dwWidth;
szWin.cy = pRLWinPriv->dwHeight;
ptSrc.x = 0;
ptSrc.y = 0;
bfBlend.BlendOp = AC_SRC_OVER;
bfBlend.BlendFlags = 0;
bfBlend.SourceConstantAlpha = 255;
bfBlend.AlphaFormat = AC_SRC_ALPHA;
if (!UpdateLayeredWindow(pRLWinPriv->hWnd,
NULL, NULL, &szWin,
pRLWinPriv->hdcShadow, &ptSrc,
0, &bfBlend, ULW_ALPHA)) {
LPVOID lpMsgBuf;
/* Display a fancy error message */
FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
GetLastError(),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR) &lpMsgBuf, 0, NULL);
ErrorF("winMWExtWMUpdateRegion - UpdateLayeredWindow failed: %s\n",
(LPSTR) lpMsgBuf);
LocalFree(lpMsgBuf);
}
#endif
if (!g_fNoConfigureWindow)
UpdateWindow(pRLWinPriv->hWnd);
}
void
winMWExtWMDamageRects(RootlessFrameID wid, int nCount, const BoxRec * pRects,
int shift_x, int shift_y)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
const BoxRec *pEnd;
#if CYGMULTIWINDOW_DEBUG && 0
winDebug("winMWExtWMDamageRects (%08x, %d, %08x, %d, %d)\n",
pRLWinPriv, nCount, pRects, shift_x, shift_y);
#endif
for (pEnd = pRects + nCount; pRects < pEnd; pRects++) {
RECT rcDmg;
rcDmg.left = pRects->x1 + shift_x;
rcDmg.top = pRects->y1 + shift_y;
rcDmg.right = pRects->x2 + shift_x;
rcDmg.bottom = pRects->y2 + shift_y;
InvalidateRect(pRLWinPriv->hWnd, &rcDmg, FALSE);
}
}
void
winMWExtWMRootlessSwitchWindow(RootlessWindowPtr pFrame, WindowPtr oldWin)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) pFrame->wid;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMRootlessSwitchWindow (%08x) %08x\n",
(int) pRLWinPriv, (int) pRLWinPriv->hWnd);
#endif
pRLWinPriv->pFrame = pFrame;
pRLWinPriv->fResized = TRUE;
/* Set the window extended style flags */
SetWindowLongPtr(pRLWinPriv->hWnd, GWL_EXSTYLE, WS_EX_TOOLWINDOW);
/* Set the window standard style flags */
SetWindowLongPtr(pRLWinPriv->hWnd, GWL_STYLE, WS_POPUP | WS_CLIPCHILDREN);
DeleteProperty(serverClient, oldWin, AtmWindowsWmNativeHwnd());
winMWExtWMSetNativeProperty(pFrame);
#if CYGMULTIWINDOW_DEBUG
#if 0
{
WindowPtr pWin2 = NULL;
win32RootlessWindowPtr pRLWinPriv2 = NULL;
/* Check if the Windows window property for our X window pointer is valid */
if ((pWin2 =
(WindowPtr) GetProp(pRLWinPriv->hWnd, WIN_WINDOW_PROP)) != NULL) {
pRLWinPriv2 =
(win32RootlessWindowPtr) RootlessFrameForWindow(pWin2, FALSE);
}
winDebug("winMWExtWMSwitchFrame2 (%08x) %08x\n",
pRLWinPriv2, pRLWinPriv2->hWnd);
if (pRLWinPriv != pRLWinPriv2 || pRLWinPriv->hWnd != pRLWinPriv2->hWnd) {
winDebug("Error param missmatch\n");
}
}
#endif
#endif
}
void
winMWExtWMCopyBytes(unsigned int width, unsigned int height,
const void *src, unsigned int srcRowBytes,
void *dst, unsigned int dstRowBytes)
{
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMCopyBytes - Not implemented\n");
#endif
}
void
winMWExtWMCopyWindow(RootlessFrameID wid, int nDstRects,
const BoxRec * pDstRects, int nDx, int nDy)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
const BoxRec *pEnd;
RECT rcDmg;
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMCopyWindow (%08x, %d, %08x, %d, %d)\n",
(int) pRLWinPriv, nDstRects, (int) pDstRects, nDx, nDy);
#endif
for (pEnd = pDstRects + nDstRects; pDstRects < pEnd; pDstRects++) {
#if CYGMULTIWINDOW_DEBUG
winDebug("BitBlt (%d, %d, %d, %d) (%d, %d)\n",
pDstRects->x1, pDstRects->y1,
pDstRects->x2 - pDstRects->x1,
pDstRects->y2 - pDstRects->y1,
pDstRects->x1 + nDx, pDstRects->y1 + nDy);
#endif
if (!BitBlt(pRLWinPriv->hdcShadow,
pDstRects->x1, pDstRects->y1,
pDstRects->x2 - pDstRects->x1,
pDstRects->y2 - pDstRects->y1,
pRLWinPriv->hdcShadow,
pDstRects->x1 + nDx, pDstRects->y1 + nDy, SRCCOPY)) {
ErrorF("winMWExtWMCopyWindow - BitBlt failed.\n");
}
rcDmg.left = pDstRects->x1;
rcDmg.top = pDstRects->y1;
rcDmg.right = pDstRects->x2;
rcDmg.bottom = pDstRects->y2;
InvalidateRect(pRLWinPriv->hWnd, &rcDmg, FALSE);
}
#if CYGMULTIWINDOW_DEBUG
winDebug("winMWExtWMCopyWindow - done\n");
#endif
}
/*
* winMWExtWMSetNativeProperty
*/
static void
winMWExtWMSetNativeProperty(RootlessWindowPtr pFrame)
{
win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) pFrame->wid;
long lData;
/* FIXME: move this to WindowsWM extension */
lData = (long) pRLWinPriv->hWnd;
dixChangeWindowProperty(serverClient, pFrame->win, AtmWindowsWmNativeHwnd(),
XA_INTEGER, 32, PropModeReplace, 1, &lData, TRUE);
}
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