xenocara/xserver/hw/xwin/winmultiwindowwindow.c

1055 lines
27 KiB
C

/*
*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
*/
#ifdef HAVE_XWIN_CONFIG_H
#include <xwin-config.h>
#endif
#include "win.h"
#include "dixevents.h"
#include "winmultiwindowclass.h"
#include "winprefs.h"
/*
* External global variables
*/
extern HWND g_hDlgDepthChange;
extern void winSelectIcons(WindowPtr pWin, HICON *pIcon, HICON *pSmallIcon);
/*
* Prototypes for local functions
*/
void
winCreateWindowsWindow (WindowPtr pWin);
static void
winDestroyWindowsWindow (WindowPtr pWin);
static void
winUpdateWindowsWindow (WindowPtr pWin);
static void
winFindWindow (pointer value, XID id, pointer cdata);
/*
* Constant defines
*/
#define MOUSE_POLLING_INTERVAL 500
/*
* Macros
*/
#define SubSend(pWin) \
((pWin->eventMask|wOtherEventMasks(pWin)) & SubstructureNotifyMask)
#define StrSend(pWin) \
((pWin->eventMask|wOtherEventMasks(pWin)) & StructureNotifyMask)
#define SubStrSend(pWin,pParent) (StrSend(pWin) || SubSend(pParent))
/*
* CreateWindow - See Porting Layer Definition - p. 37
*/
Bool
winCreateWindowMultiWindow (WindowPtr pWin)
{
Bool fResult = TRUE;
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGMULTIWINDOW_DEBUG
winTrace ("winCreateWindowMultiWindow - pWin: %p\n", pWin);
#endif
WIN_UNWRAP(CreateWindow);
fResult = (*pScreen->CreateWindow) (pWin);
WIN_WRAP(CreateWindow, winCreateWindowMultiWindow);
/* Initialize some privates values */
pWinPriv->hRgn = NULL;
pWinPriv->hWnd = NULL;
pWinPriv->pScreenPriv = winGetScreenPriv(pWin->drawable.pScreen);
pWinPriv->fXKilled = FALSE;
return fResult;
}
/*
* DestroyWindow - See Porting Layer Definition - p. 37
*/
Bool
winDestroyWindowMultiWindow (WindowPtr pWin)
{
Bool fResult = TRUE;
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winDestroyWindowMultiWindow - pWin: %p\n", pWin);
#endif
WIN_UNWRAP(DestroyWindow);
fResult = (*pScreen->DestroyWindow)(pWin);
WIN_WRAP(DestroyWindow, winDestroyWindowMultiWindow);
/* Flag that the window has been destroyed */
pWinPriv->fXKilled = TRUE;
/* Kill the MS Windows window associated with this window */
winDestroyWindowsWindow (pWin);
return fResult;
}
/*
* PositionWindow - See Porting Layer Definition - p. 37
*
* This function adjusts the position and size of Windows window
* with respect to the underlying X window. This is the inverse
* of winAdjustXWindow, which adjusts X window to Windows window.
*/
Bool
winPositionWindowMultiWindow (WindowPtr pWin, int x, int y)
{
Bool fResult = TRUE;
int iX, iY, iWidth, iHeight;
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
HWND hWnd = pWinPriv->hWnd;
RECT rcNew;
RECT rcOld;
#if CYGMULTIWINDOW_DEBUG
RECT rcClient;
RECT *lpRc;
#endif
DWORD dwExStyle;
DWORD dwStyle;
#if CYGMULTIWINDOW_DEBUG
winTrace ("winPositionWindowMultiWindow - pWin: %p\n", pWin);
#endif
WIN_UNWRAP(PositionWindow);
fResult = (*pScreen->PositionWindow)(pWin, x, y);
WIN_WRAP(PositionWindow, winPositionWindowMultiWindow);
#if CYGWINDOWING_DEBUG
ErrorF ("winPositionWindowMultiWindow: (x, y) = (%d, %d)\n",
x, y);
#endif
/* Bail out if the Windows window handle is bad */
if (!hWnd)
{
#if CYGWINDOWING_DEBUG
ErrorF ("\timmediately return since hWnd is NULL\n");
#endif
return fResult;
}
/* Get the Windows window style and extended style */
dwExStyle = GetWindowLongPtr (hWnd, GWL_EXSTYLE);
dwStyle = GetWindowLongPtr (hWnd, GWL_STYLE);
/* Get the X and Y location of the X window */
iX = pWin->drawable.x + GetSystemMetrics (SM_XVIRTUALSCREEN);
iY = pWin->drawable.y + GetSystemMetrics (SM_YVIRTUALSCREEN);
/* Get the height and width of the X window */
iWidth = pWin->drawable.width;
iHeight = pWin->drawable.height;
/* Store the origin, height, and width in a rectangle structure */
SetRect (&rcNew, iX, iY, iX + iWidth, iY + iHeight);
#if CYGMULTIWINDOW_DEBUG
lpRc = &rcNew;
ErrorF ("winPositionWindowMultiWindow - (%d ms)drawable (%d, %d)-(%d, %d)\n",
GetTickCount (), lpRc->left, lpRc->top, lpRc->right, lpRc->bottom);
#endif
/*
* 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 (hWnd, &rcOld);
#if CYGMULTIWINDOW_DEBUG
/* Get a rectangle describing the Windows window client area */
GetClientRect (hWnd, &rcClient);
lpRc = &rcNew;
ErrorF ("winPositionWindowMultiWindow - (%d ms)rcNew (%d, %d)-(%d, %d)\n",
GetTickCount (), lpRc->left, lpRc->top, lpRc->right, lpRc->bottom);
lpRc = &rcOld;
ErrorF ("winPositionWindowMultiWindow - (%d ms)rcOld (%d, %d)-(%d, %d)\n",
GetTickCount (), lpRc->left, lpRc->top, lpRc->right, lpRc->bottom);
lpRc = &rcClient;
ErrorF ("(%d ms)rcClient (%d, %d)-(%d, %d)\n",
GetTickCount (), lpRc->left, lpRc->top, lpRc->right, lpRc->bottom);
#endif
/* Check if the old rectangle and new rectangle are the same */
if (!EqualRect (&rcNew, &rcOld))
{
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winPositionWindowMultiWindow - Need to move\n");
#endif
#if CYGWINDOWING_DEBUG
ErrorF ("\tMoveWindow to (%ld, %ld) - %ldx%ld\n", rcNew.left, rcNew.top,
rcNew.right - rcNew.left, rcNew.bottom - rcNew.top);
#endif
/* Change the position and dimensions of the Windows window */
MoveWindow (hWnd,
rcNew.left, rcNew.top,
rcNew.right - rcNew.left, rcNew.bottom - rcNew.top,
TRUE);
}
else
{
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winPositionWindowMultiWindow - Not need to move\n");
#endif
}
return fResult;
}
/*
* ChangeWindowAttributes - See Porting Layer Definition - p. 37
*/
Bool
winChangeWindowAttributesMultiWindow (WindowPtr pWin, unsigned long mask)
{
Bool fResult = TRUE;
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winChangeWindowAttributesMultiWindow - pWin: %08x\n", pWin);
#endif
WIN_UNWRAP(ChangeWindowAttributes);
fResult = (*pScreen->ChangeWindowAttributes)(pWin, mask);
WIN_WRAP(ChangeWindowAttributes, winChangeWindowAttributesMultiWindow);
/*
* NOTE: We do not currently need to do anything here.
*/
return fResult;
}
/*
* UnmapWindow - See Porting Layer Definition - p. 37
* Also referred to as UnrealizeWindow
*/
Bool
winUnmapWindowMultiWindow (WindowPtr pWin)
{
Bool fResult = TRUE;
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winUnmapWindowMultiWindow - pWin: %08x\n", pWin);
#endif
WIN_UNWRAP(UnrealizeWindow);
fResult = (*pScreen->UnrealizeWindow)(pWin);
WIN_WRAP(UnrealizeWindow, winUnmapWindowMultiWindow);
/* Flag that the window has been killed */
pWinPriv->fXKilled = TRUE;
/* Destroy the Windows window associated with this X window */
winDestroyWindowsWindow (pWin);
return fResult;
}
/*
* MapWindow - See Porting Layer Definition - p. 37
* Also referred to as RealizeWindow
*/
Bool
winMapWindowMultiWindow (WindowPtr pWin)
{
Bool fResult = TRUE;
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winMapWindowMultiWindow - pWin: %08x\n", pWin);
#endif
WIN_UNWRAP(RealizeWindow);
fResult = (*pScreen->RealizeWindow)(pWin);
WIN_WRAP(RealizeWindow, winMapWindowMultiWindow);
/* Flag that this window has not been destroyed */
pWinPriv->fXKilled = FALSE;
/* Refresh/redisplay the Windows window associated with this X window */
winUpdateWindowsWindow (pWin);
#ifdef SHAPE
/* Update the Windows window's shape */
winReshapeMultiWindow (pWin);
winUpdateRgnMultiWindow (pWin);
#endif
return fResult;
}
/*
* ReparentWindow - See Porting Layer Definition - p. 42
*/
void
winReparentWindowMultiWindow (WindowPtr pWin, WindowPtr pPriorParent)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winReparentMultiWindow - pWin: %08x\n", pWin);
#endif
WIN_UNWRAP(ReparentWindow);
if (pScreen->ReparentWindow)
(*pScreen->ReparentWindow)(pWin, pPriorParent);
WIN_WRAP(ReparentWindow, winReparentWindowMultiWindow);
/* Update the Windows window associated with this X window */
winUpdateWindowsWindow (pWin);
}
/*
* RestackWindow - Shuffle the z-order of a window
*/
void
winRestackWindowMultiWindow (WindowPtr pWin, WindowPtr pOldNextSib)
{
WindowPtr pPrevWin;
UINT uFlags;
HWND hInsertAfter;
HWND hWnd = NULL;
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGMULTIWINDOW_DEBUG || CYGWINDOWING_DEBUG
winTrace ("winRestackMultiWindow - %08x\n", pWin);
#endif
WIN_UNWRAP(RestackWindow);
if (pScreen->RestackWindow)
(*pScreen->RestackWindow)(pWin, pOldNextSib);
WIN_WRAP(RestackWindow, winRestackWindowMultiWindow);
#if 1
/*
* Calling winReorderWindowsMultiWindow here means our window manager
* (i.e. Windows Explorer) has initiative to determine Z order.
*/
if (pWin->nextSib != pOldNextSib)
winReorderWindowsMultiWindow ();
#else
/* Bail out if no window privates or window handle is invalid */
if (!pWinPriv || !pWinPriv->hWnd)
return;
/* Get a pointer to our previous sibling window */
pPrevWin = pWin->prevSib;
/*
* Look for a sibling window with
* valid privates and window handle
*/
while (pPrevWin
&& !winGetWindowPriv(pPrevWin)
&& !winGetWindowPriv(pPrevWin)->hWnd)
pPrevWin = pPrevWin->prevSib;
/* Check if we found a valid sibling */
if (pPrevWin)
{
/* Valid sibling - get handle to insert window after */
hInsertAfter = winGetWindowPriv(pPrevWin)->hWnd;
uFlags = SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE;
hWnd = GetNextWindow (pWinPriv->hWnd, GW_HWNDPREV);
do
{
if (GetProp (hWnd, WIN_WINDOW_PROP))
{
if (hWnd == winGetWindowPriv(pPrevWin)->hWnd)
{
uFlags |= SWP_NOZORDER;
}
break;
}
hWnd = GetNextWindow (hWnd, GW_HWNDPREV);
}
while (hWnd);
}
else
{
/* No valid sibling - make this window the top window */
hInsertAfter = HWND_TOP;
uFlags = SWP_NOMOVE | SWP_NOSIZE;
}
/* Perform the restacking operation in Windows */
SetWindowPos (pWinPriv->hWnd,
hInsertAfter,
0, 0,
0, 0,
uFlags);
#endif
}
/*
* winCreateWindowsWindow - Create a Windows window associated with an X window
*/
void
winCreateWindowsWindow (WindowPtr pWin)
{
int iX, iY;
int iWidth;
int iHeight;
HWND hWnd;
WNDCLASSEX wc;
winWindowPriv(pWin);
HICON hIcon;
HICON hIconSmall;
#define CLASS_NAME_LENGTH 512
char pszClass[CLASS_NAME_LENGTH], pszWindowID[12];
char *res_name, *res_class, *res_role;
static int s_iWindowID = 0;
winPrivScreenPtr pScreenPriv = pWinPriv->pScreenPriv;
WinXSizeHints hints;
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winCreateWindowsWindow - pWin: %08x\n", pWin);
#endif
iX = pWin->drawable.x + GetSystemMetrics (SM_XVIRTUALSCREEN);
iY = pWin->drawable.y + GetSystemMetrics (SM_YVIRTUALSCREEN);
/* Default positions if none specified */
if (!winMultiWindowGetWMNormalHints(pWin, &hints))
hints.flags = 0;
if ( !(hints.flags & (USPosition|PPosition)) &&
!winMultiWindowGetTransientFor (pWin, NULL) &&
!pWin->overrideRedirect )
{
iX = CW_USEDEFAULT;
iY = CW_USEDEFAULT;
}
iWidth = pWin->drawable.width;
iHeight = pWin->drawable.height;
winSelectIcons(pWin, &hIcon, &hIconSmall);
/* Set standard class name prefix so we can identify window easily */
strncpy (pszClass, WINDOW_CLASS_X, sizeof(pszClass));
if (winMultiWindowGetClassHint (pWin, &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 (pWin, &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
ErrorF ("winCreateWindowsWindow - Creating class: %s\n", pszClass);
#endif
/* Setup our window class */
wc.cbSize = sizeof(wc);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = winTopLevelWindowProc;
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 */
/* Make it OVERLAPPED in create call since WS_POPUP doesn't support */
/* CW_USEDEFAULT, change back to popup after creation */
hWnd = CreateWindowExA (WS_EX_TOOLWINDOW, /* Extended styles */
pszClass, /* Class name */
WINDOW_TITLE_X, /* Window name */
WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN | WS_CLIPSIBLINGS,
iX, /* Horizontal position */
iY, /* Vertical position */
iWidth, /* Right edge */
iHeight, /* Bottom edge */
(HWND) NULL, /* No parent or owner window */
(HMENU) NULL, /* No menu */
GetModuleHandle (NULL), /* Instance handle */
pWin); /* ScreenPrivates */
if (hWnd == NULL)
{
ErrorF ("winCreateWindowsWindow - CreateWindowExA () failed: %d\n",
(int) GetLastError ());
}
/* Change style back to popup, already placed... */
SetWindowLong (hWnd, GWL_STYLE, WS_POPUP | WS_CLIPCHILDREN | WS_CLIPSIBLINGS);
SetWindowPos (hWnd, 0, 0, 0, 0, 0,
SWP_FRAMECHANGED | SWP_NOZORDER | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
/* Make sure it gets the proper system menu for a WS_POPUP, too */
GetSystemMenu (hWnd, TRUE);
pWinPriv->hWnd = hWnd;
/* Cause any .XWinrc menus to be added in main WNDPROC */
PostMessage (hWnd, WM_INIT_SYS_MENU, 0, 0);
SetProp (pWinPriv->hWnd, WIN_WID_PROP, (HANDLE) winGetWindowID(pWin));
/* Flag that this Windows window handles its own activation */
SetProp (pWinPriv->hWnd, WIN_NEEDMANAGE_PROP, (HANDLE) 0);
/* Call engine-specific create window procedure */
(*pScreenPriv->pwinFinishCreateWindowsWindow) (pWin);
}
Bool winInDestroyWindowsWindow = FALSE;
/*
* winDestroyWindowsWindow - Destroy a Windows window associated
* with an X window
*/
static void
winDestroyWindowsWindow (WindowPtr pWin)
{
MSG msg;
winWindowPriv(pWin);
HICON hiconClass;
HICON hiconSmClass;
HMODULE hInstance;
int iReturn;
char pszClass[512];
BOOL oldstate = winInDestroyWindowsWindow;
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winDestroyWindowsWindow\n");
#endif
/* Bail out if the Windows window handle is invalid */
if (pWinPriv->hWnd == NULL)
return;
winInDestroyWindowsWindow = TRUE;
/* Store the info we need to destroy after this window is gone */
hInstance = (HINSTANCE) GetClassLong (pWinPriv->hWnd, GCL_HMODULE);
hiconClass = (HICON) GetClassLong (pWinPriv->hWnd, GCL_HICON);
hiconSmClass = (HICON) GetClassLong (pWinPriv->hWnd, GCL_HICONSM);
iReturn = GetClassName (pWinPriv->hWnd, pszClass, 512);
SetProp (pWinPriv->hWnd, WIN_WINDOW_PROP, NULL);
/* Destroy the Windows window */
DestroyWindow (pWinPriv->hWnd);
/* Null our handle to the Window so referencing it will cause an error */
pWinPriv->hWnd = NULL;
/* Process all messages on our queue */
while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
{
if (g_hDlgDepthChange == 0 || !IsDialogMessage (g_hDlgDepthChange, &msg))
{
DispatchMessage (&msg);
}
}
/* Only if we were able to get the name */
if (iReturn)
{
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winDestroyWindowsWindow - Unregistering %s: ", pszClass);
#endif
iReturn = UnregisterClass (pszClass, hInstance);
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winDestroyWindowsWindow - %d Deleting Icon: ", iReturn);
#endif
winDestroyIcon(hiconClass);
winDestroyIcon(hiconSmClass);
}
winInDestroyWindowsWindow = oldstate;
#if CYGMULTIWINDOW_DEBUG
ErrorF ("-winDestroyWindowsWindow\n");
#endif
}
/*
* winUpdateWindowsWindow - Redisplay/redraw a Windows window
* associated with an X window
*/
static void
winUpdateWindowsWindow (WindowPtr pWin)
{
winWindowPriv(pWin);
HWND hWnd = pWinPriv->hWnd;
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winUpdateWindowsWindow\n");
#endif
/* Check if the Windows window's parents have been destroyed */
if (pWin->parent != NULL
&& pWin->parent->parent == NULL
&& pWin->mapped)
{
/* Create the Windows window if it has been destroyed */
if (hWnd == NULL)
{
winCreateWindowsWindow (pWin);
assert (pWinPriv->hWnd != NULL);
}
/* Display the window without activating it */
ShowWindow (pWinPriv->hWnd, SW_SHOWNOACTIVATE);
/* Send first paint message */
UpdateWindow (pWinPriv->hWnd);
}
else if (hWnd != NULL)
{
/* Destroy the Windows window if its parents are destroyed */
winDestroyWindowsWindow (pWin);
assert (pWinPriv->hWnd == NULL);
}
#if CYGMULTIWINDOW_DEBUG
ErrorF ("-winUpdateWindowsWindow\n");
#endif
}
/*
* winGetWindowID -
*/
XID
winGetWindowID (WindowPtr pWin)
{
WindowIDPairRec wi = {pWin, 0};
ClientPtr c = wClient(pWin);
/* */
FindClientResourcesByType (c, RT_WINDOW, winFindWindow, &wi);
#if CYGMULTIWINDOW_DEBUG
ErrorF ("winGetWindowID - Window ID: %d\n", wi.id);
#endif
return wi.id;
}
/*
* winFindWindow -
*/
static void
winFindWindow (pointer value, XID id, pointer cdata)
{
WindowIDPairPtr wi = (WindowIDPairPtr)cdata;
if (value == wi->value)
{
wi->id = id;
}
}
/*
* winReorderWindowsMultiWindow -
*/
void
winReorderWindowsMultiWindow (void)
{
HWND hwnd = NULL;
WindowPtr pWin = NULL;
WindowPtr pWinSib = NULL;
XID vlist[2];
static Bool fRestacking = FALSE; /* Avoid recusive calls to this function */
DWORD dwCurrentProcessID = GetCurrentProcessId ();
DWORD dwWindowProcessID = 0;
#if CYGMULTIWINDOW_DEBUG || CYGWINDOWING_DEBUG
winTrace ("winReorderWindowsMultiWindow\n");
#endif
if (fRestacking)
{
/* It is a recusive call so immediately exit */
#if CYGWINDOWING_DEBUG
ErrorF ("winReorderWindowsMultiWindow - "
"exit because fRestacking == TRUE\n");
#endif
return;
}
fRestacking = TRUE;
/* Loop through top level Window windows, descending in Z order */
for ( hwnd = GetTopWindow (NULL);
hwnd;
hwnd = GetNextWindow (hwnd, GW_HWNDNEXT) )
{
/* Don't take care of other Cygwin/X process's windows */
GetWindowThreadProcessId (hwnd, &dwWindowProcessID);
if ( GetProp (hwnd, WIN_WINDOW_PROP)
&& (dwWindowProcessID == dwCurrentProcessID)
&& !IsIconic (hwnd) ) /* ignore minimized windows */
{
pWinSib = pWin;
pWin = GetProp (hwnd, WIN_WINDOW_PROP);
if (!pWinSib)
{ /* 1st window - raise to the top */
vlist[0] = Above;
ConfigureWindow (pWin, CWStackMode, vlist, wClient(pWin));
}
else
{ /* 2nd or deeper windows - just below the previous one */
vlist[0] = winGetWindowID (pWinSib);
vlist[1] = Below;
ConfigureWindow (pWin, CWSibling | CWStackMode,
vlist, wClient(pWin));
}
}
}
fRestacking = FALSE;
}
/*
* winMinimizeWindow - Minimize in response to WM_CHANGE_STATE
*/
void
winMinimizeWindow (Window id)
{
WindowPtr pWin;
winPrivWinPtr pWinPriv;
#ifdef XWIN_MULTIWINDOWEXTWM
win32RootlessWindowPtr pRLWinPriv;
#endif
HWND hWnd;
ScreenPtr pScreen = NULL;
winPrivScreenPtr pScreenPriv = NULL;
winScreenInfo *pScreenInfo = NULL;
#if CYGWINDOWING_DEBUG
ErrorF ("winMinimizeWindow\n");
#endif
pWin = LookupIDByType (id, RT_WINDOW);
if (!pWin)
{
ErrorF("%s: NULL pWin. Leaving\n", __FUNCTION__);
return;
}
pScreen = pWin->drawable.pScreen;
if (pScreen) pScreenPriv = winGetScreenPriv(pScreen);
if (pScreenPriv) pScreenInfo = pScreenPriv->pScreenInfo;
#ifdef XWIN_MULTIWINDOWEXTWM
if (pScreenPriv && pScreenInfo->fInternalWM)
{
pRLWinPriv = (win32RootlessWindowPtr) RootlessFrameForWindow (pWin, FALSE);
hWnd = pRLWinPriv->hWnd;
}
else
#else
if (pScreenPriv)
#endif
{
pWinPriv = winGetWindowPriv (pWin);
hWnd = pWinPriv->hWnd;
}
ShowWindow (hWnd, SW_MINIMIZE);
}
/*
* CopyWindow - See Porting Layer Definition - p. 39
*/
void
winCopyWindowMultiWindow (WindowPtr pWin, DDXPointRec oldpt,
RegionPtr oldRegion)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGWINDOWING_DEBUG
ErrorF ("CopyWindowMultiWindow\n");
#endif
WIN_UNWRAP(CopyWindow);
(*pScreen->CopyWindow)(pWin, oldpt, oldRegion);
WIN_WRAP(CopyWindow, winCopyWindowMultiWindow);
}
/*
* MoveWindow - See Porting Layer Definition - p. 42
*/
void
winMoveWindowMultiWindow (WindowPtr pWin, int x, int y,
WindowPtr pSib, VTKind kind)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGWINDOWING_DEBUG
ErrorF ("MoveWindowMultiWindow to (%d, %d)\n", x, y);
#endif
WIN_UNWRAP(MoveWindow);
(*pScreen->MoveWindow)(pWin, x, y, pSib, kind);
WIN_WRAP(MoveWindow, winMoveWindowMultiWindow);
}
/*
* ResizeWindow - See Porting Layer Definition - p. 42
*/
void
winResizeWindowMultiWindow (WindowPtr pWin, int x, int y, unsigned int w,
unsigned int h, WindowPtr pSib)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGWINDOWING_DEBUG
ErrorF ("ResizeWindowMultiWindow to (%d, %d) - %dx%d\n", x, y, w, h);
#endif
WIN_UNWRAP(ResizeWindow);
(*pScreen->ResizeWindow)(pWin, x, y, w, h, pSib);
WIN_WRAP(ResizeWindow, winResizeWindowMultiWindow);
}
/*
* winAdjustXWindow
*
* Move and resize X window with respect to corresponding Windows window.
* This is called from WM_MOVE/WM_SIZE handlers when the user performs
* any windowing operation (move, resize, minimize, maximize, restore).
*
* The functionality is the inverse of winPositionWindowMultiWindow, which
* adjusts Windows window with respect to X window.
*/
int
winAdjustXWindow (WindowPtr pWin, HWND hwnd)
{
RECT rcDraw; /* Rect made from pWin->drawable to be adjusted */
RECT rcWin; /* The source: WindowRect from hwnd */
DrawablePtr pDraw;
XID vlist[4];
LONG dX, dY, dW, dH, x, y;
DWORD dwStyle, dwExStyle;
#define WIDTH(rc) (rc.right - rc.left)
#define HEIGHT(rc) (rc.bottom - rc.top)
#if CYGWINDOWING_DEBUG
ErrorF ("winAdjustXWindow\n");
#endif
if (IsIconic (hwnd))
{
#if CYGWINDOWING_DEBUG
ErrorF ("\timmediately return because the window is iconized\n");
#endif
/*
* If the Windows window is minimized, its WindowRect has
* meaningless values so we don't adjust X window to it.
*/
vlist[0] = 0;
vlist[1] = 0;
return ConfigureWindow (pWin, CWX | CWY, vlist, wClient(pWin));
}
pDraw = &pWin->drawable;
/* Calculate the window rect from the drawable */
x = pDraw->x + GetSystemMetrics (SM_XVIRTUALSCREEN);
y = pDraw->y + GetSystemMetrics (SM_YVIRTUALSCREEN);
SetRect (&rcDraw, x, y, x + pDraw->width, y + pDraw->height);
#ifdef CYGMULTIWINDOW_DEBUG
winDebug("\tDrawable extend {%d, %d, %d, %d}, {%d, %d}\n",
rcDraw.left, rcDraw.top, rcDraw.right, rcDraw.bottom,
rcDraw.right - rcDraw.left, rcDraw.bottom - rcDraw.top);
#endif
dwExStyle = GetWindowLongPtr (hwnd, GWL_EXSTYLE);
dwStyle = GetWindowLongPtr (hwnd, GWL_STYLE);
#ifdef CYGMULTIWINDOW_DEBUG
winDebug("\tWindowStyle: %08x %08x\n", dwStyle, dwExStyle);
#endif
AdjustWindowRectEx (&rcDraw, dwStyle, FALSE, dwExStyle);
/* The source of adjust */
GetWindowRect (hwnd, &rcWin);
#ifdef CYGMULTIWINDOW_DEBUG
winDebug("\tWindow extend {%d, %d, %d, %d}, {%d, %d}\n",
rcWin.left, rcWin.top, rcWin.right, rcWin.bottom,
rcWin.right - rcWin.left, rcWin.bottom - rcWin.top);
winDebug("\tDraw extend {%d, %d, %d, %d}, {%d, %d}\n",
rcDraw.left, rcDraw.top, rcDraw.right, rcDraw.bottom,
rcDraw.right - rcDraw.left, rcDraw.bottom - rcDraw.top);
#endif
if (EqualRect (&rcDraw, &rcWin)) {
/* Bail if no adjust is needed */
#if CYGWINDOWING_DEBUG
ErrorF ("\treturn because already adjusted\n");
#endif
return 0;
}
/* Calculate delta values */
dX = rcWin.left - rcDraw.left;
dY = rcWin.top - rcDraw.top;
dW = WIDTH(rcWin) - WIDTH(rcDraw);
dH = HEIGHT(rcWin) - HEIGHT(rcDraw);
/*
* Adjust.
* We may only need to move (vlist[0] and [1]), or only resize
* ([2] and [3]) but currently we set all the parameters and leave
* the decision to ConfigureWindow. The reason is code simplicity.
*/
vlist[0] = pDraw->x + dX - wBorderWidth(pWin);
vlist[1] = pDraw->y + dY - wBorderWidth(pWin);
vlist[2] = pDraw->width + dW;
vlist[3] = pDraw->height + dH;
#if CYGWINDOWING_DEBUG
ErrorF ("\tConfigureWindow to (%ld, %ld) - %ldx%ld\n", vlist[0], vlist[1],
vlist[2], vlist[3]);
#endif
return ConfigureWindow (pWin, CWX | CWY | CWWidth | CWHeight,
vlist, wClient(pWin));
#undef WIDTH
#undef HEIGHT
}