From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- nx-X11/programs/Xserver/hw/xwin/winwndproc.c | 1273 ++++++++++++++++++++++++++ 1 file changed, 1273 insertions(+) create mode 100644 nx-X11/programs/Xserver/hw/xwin/winwndproc.c (limited to 'nx-X11/programs/Xserver/hw/xwin/winwndproc.c') diff --git a/nx-X11/programs/Xserver/hw/xwin/winwndproc.c b/nx-X11/programs/Xserver/hw/xwin/winwndproc.c new file mode 100644 index 000000000..0864fc638 --- /dev/null +++ b/nx-X11/programs/Xserver/hw/xwin/winwndproc.c @@ -0,0 +1,1273 @@ +/* + *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: Dakshinamurthy Karra + * Suhaib M Siddiqi + * Peter Busch + * Harold L Hunt II + * MATSUZAKI Kensuke + */ +/* $XFree86: xc/programs/Xserver/hw/xwin/winwndproc.c,v 1.23 2002/10/17 08:18:25 alanh Exp $ */ + +#ifdef HAVE_XWIN_CONFIG_H +#include +#endif +#include "win.h" +#include +#include "winprefs.h" +#include "winconfig.h" +#include "winmsg.h" + +#ifdef XKB +extern BOOL winCheckKeyPressed(WPARAM wParam, LPARAM lParam); +#endif +extern void winFixShiftKeys (int iScanCode); + + +/* + * Global variables + */ + +Bool g_fCursor = TRUE; + + +/* + * References to external symbols + */ + +extern Bool g_fClipboard; +extern HWND g_hDlgDepthChange; +extern Bool g_fKeyboardHookLL; +extern HWND g_hwndKeyboardFocus; +extern Bool g_fSoftwareCursor; +extern DWORD g_dwCurrentThreadID; + + +/* + * Called by winWakeupHandler + * Processes current Windows message + */ + +LRESULT CALLBACK +winWindowProc (HWND hwnd, UINT message, + WPARAM wParam, LPARAM lParam) +{ + static winPrivScreenPtr s_pScreenPriv = NULL; + static winScreenInfo *s_pScreenInfo = NULL; + static ScreenPtr s_pScreen = NULL; + static HWND s_hwndLastPrivates = NULL; + static HINSTANCE s_hInstance; + static Bool s_fTracking = FALSE; + static unsigned long s_ulServerGeneration = 0; + static UINT s_uTaskbarRestart = 0; + int iScanCode; + int i; + +#if CYGDEBUG + winDebugWin32Message("winWindowProc", hwnd, message, wParam, lParam); +#endif + + /* Watch for server regeneration */ + if (g_ulServerGeneration != s_ulServerGeneration) + { + /* Store new server generation */ + s_ulServerGeneration = g_ulServerGeneration; + } + + /* Only retrieve new privates pointers if window handle is null or changed */ + if ((s_pScreenPriv == NULL || hwnd != s_hwndLastPrivates) + && (s_pScreenPriv = GetProp (hwnd, WIN_SCR_PROP)) != NULL) + { +#if CYGDEBUG + winDebug ("winWindowProc - Setting privates handle\n"); +#endif + s_pScreenInfo = s_pScreenPriv->pScreenInfo; + s_pScreen = s_pScreenInfo->pScreen; + s_hwndLastPrivates = hwnd; + } + else if (s_pScreenPriv == NULL) + { + /* For safety, handle case that should never happen */ + s_pScreenInfo = NULL; + s_pScreen = NULL; + s_hwndLastPrivates = NULL; + } + + /* Branch on message type */ + switch (message) + { + case WM_TRAYICON: + return winHandleIconMessage (hwnd, message, wParam, lParam, + s_pScreenPriv); + + case WM_CREATE: +#if CYGDEBUG + winDebug ("winWindowProc - WM_CREATE\n"); +#endif + + /* + * Add a property to our display window that references + * this screens' privates. + * + * This allows the window procedure to refer to the + * appropriate window DC and shadow DC for the window that + * it is processing. We use this to repaint exposed + * areas of our display window. + */ + s_pScreenPriv = ((LPCREATESTRUCT) lParam)->lpCreateParams; + s_hInstance = ((LPCREATESTRUCT) lParam)->hInstance; + s_pScreenInfo = s_pScreenPriv->pScreenInfo; + s_pScreen = s_pScreenInfo->pScreen; + s_hwndLastPrivates = hwnd; + s_uTaskbarRestart = RegisterWindowMessage(TEXT("TaskbarCreated")); + SetProp (hwnd, WIN_SCR_PROP, s_pScreenPriv); + + /* Setup tray icon */ + if (!s_pScreenInfo->fNoTrayIcon) + { + /* + * NOTE: The WM_CREATE message is processed before CreateWindowEx + * returns, so s_pScreenPriv->hwndScreen is invalid at this point. + * We go ahead and copy our hwnd parameter over top of the screen + * privates hwndScreen so that we have a valid value for + * that member. Otherwise, the tray icon will disappear + * the first time you move the mouse over top of it. + */ + + s_pScreenPriv->hwndScreen = hwnd; + + winInitNotifyIcon (s_pScreenPriv); + } + return 0; + + case WM_DISPLAYCHANGE: + /* We cannot handle a display mode change during initialization */ + if (s_pScreenInfo == NULL) + FatalError ("winWindowProc - WM_DISPLAYCHANGE - The display " + "mode changed while we were intializing. This is " + "very bad and unexpected. Exiting.\n"); + + /* + * We do not care about display changes with + * fullscreen DirectDraw engines, because those engines set + * their own mode when they become active. + */ + if (s_pScreenInfo->fFullScreen + && (s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD + || s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL +#ifdef XWIN_PRIMARYFB + || s_pScreenInfo->dwEngine == WIN_SERVER_PRIMARY_DD +#endif + )) + { + /* + * Store the new display dimensions and depth. + * We do this here for future compatibility in case we + * ever allow switching from fullscreen to windowed mode. + */ + s_pScreenPriv->dwLastWindowsWidth = GetSystemMetrics (SM_CXSCREEN); + s_pScreenPriv->dwLastWindowsHeight = GetSystemMetrics (SM_CYSCREEN); + s_pScreenPriv->dwLastWindowsBitsPixel + = GetDeviceCaps (s_pScreenPriv->hdcScreen, BITSPIXEL); + break; + } + + ErrorF ("winWindowProc - WM_DISPLAYCHANGE - orig bpp: %d, last bpp: %d, " + "new bpp: %d\n", + (int) s_pScreenInfo->dwBPP, + (int) s_pScreenPriv->dwLastWindowsBitsPixel, + wParam); + + ErrorF ("winWindowProc - WM_DISPLAYCHANGE - new width: %d " + "new height: %d\n", + LOWORD (lParam), HIWORD (lParam)); + + /* + * TrueColor --> TrueColor depth changes are disruptive for: + * Windowed: + * Shadow DirectDraw + * Shadow DirectDraw Non-Locking + * Primary DirectDraw + * + * TrueColor --> TrueColor depth changes are non-optimal for: + * Windowed: + * Shadow GDI + * + * FullScreen: + * Shadow GDI + * + * TrueColor --> PseudoColor or vice versa are disruptive for: + * Windowed: + * Shadow DirectDraw + * Shadow DirectDraw Non-Locking + * Primary DirectDraw + * Shadow GDI + */ + + /* + * Check for a disruptive change in depth. + * We can only display a message for a disruptive depth change, + * we cannot do anything to correct the situation. + */ + if ((s_pScreenInfo->dwBPP != wParam) + && (s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD + || s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL +#ifdef XWIN_PRIMARYFB + || s_pScreenInfo->dwEngine == WIN_SERVER_PRIMARY_DD +#endif + )) + { + /* Cannot display the visual until the depth is restored */ + ErrorF ("winWindowProc - Disruptive change in depth\n"); + + /* Display Exit dialog */ + winDisplayDepthChangeDialog (s_pScreenPriv); + + /* Flag that we have an invalid screen depth */ + s_pScreenPriv->fBadDepth = TRUE; + + /* Minimize the display window */ + ShowWindow (hwnd, SW_MINIMIZE); + } + else + { + /* Flag that we have a valid screen depth */ + s_pScreenPriv->fBadDepth = FALSE; + } + + /* + * Check for a change in display dimensions. + * We can simply recreate the same-sized primary surface when + * the display dimensions change. + */ + if (s_pScreenPriv->dwLastWindowsWidth != LOWORD (lParam) + || s_pScreenPriv->dwLastWindowsHeight != HIWORD (lParam)) + { + /* + * NOTE: The non-DirectDraw engines set the ReleasePrimarySurface + * and CreatePrimarySurface function pointers to point + * to the no operation function, NoopDDA. This allows us + * to blindly call these functions, even if they are not + * relevant to the current engine (e.g., Shadow GDI). + */ + +#if CYGDEBUG + winDebug ("winWindowProc - WM_DISPLAYCHANGE - Dimensions changed\n"); +#endif + + /* Release the old primary surface */ + (*s_pScreenPriv->pwinReleasePrimarySurface) (s_pScreen); + +#if CYGDEBUG + winDebug ("winWindowProc - WM_DISPLAYCHANGE - Released " + "primary surface\n"); +#endif + + /* Create the new primary surface */ + (*s_pScreenPriv->pwinCreatePrimarySurface) (s_pScreen); + +#if CYGDEBUG + winDebug ("winWindowProc - WM_DISPLAYCHANGE - Recreated " + "primary surface\n"); +#endif + +#if 0 + /* Multi-Window mode uses RandR for resizes */ + if (s_pScreenInfo->fMultiWindow) + { + RRSetScreenConfig (); + } +#endif + } + else + { +#if CYGDEBUG + winDebug ("winWindowProc - WM_DISPLAYCHANGE - Dimensions did not " + "change\n"); +#endif + } + + /* Store the new display dimensions and depth */ + if (s_pScreenInfo->fMultipleMonitors) + { + s_pScreenPriv->dwLastWindowsWidth + = GetSystemMetrics (SM_CXVIRTUALSCREEN); + s_pScreenPriv->dwLastWindowsHeight + = GetSystemMetrics (SM_CYVIRTUALSCREEN); + } + else + { + s_pScreenPriv->dwLastWindowsWidth + = GetSystemMetrics (SM_CXSCREEN); + s_pScreenPriv->dwLastWindowsHeight + = GetSystemMetrics (SM_CYSCREEN); + } + s_pScreenPriv->dwLastWindowsBitsPixel + = GetDeviceCaps (s_pScreenPriv->hdcScreen, BITSPIXEL); + break; + + case WM_SIZE: + { + SCROLLINFO si; + RECT rcWindow; + int iWidth, iHeight; + +#if CYGDEBUG + winDebug ("winWindowProc - WM_SIZE\n"); +#endif + + /* Break if we do not use scrollbars */ + if (!s_pScreenInfo->fScrollbars + || !s_pScreenInfo->fDecoration +#ifdef XWIN_MULTIWINDOWEXTWM + || s_pScreenInfo->fMWExtWM +#endif + || s_pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOW + || s_pScreenInfo->fMultiWindow +#endif + || s_pScreenInfo->fFullScreen) + break; + + /* No need to resize if we get minimized */ + if (wParam == SIZE_MINIMIZED) + return 0; + + /* + * Get the size of the whole window, including client area, + * scrollbars, and non-client area decorations (caption, borders). + * We do this because we need to check if the client area + * without scrollbars is large enough to display the whole visual. + * The new client area size passed by lParam already subtracts + * the size of the scrollbars if they are currently displayed. + * So checking is LOWORD(lParam) == visual_width and + * HIWORD(lParam) == visual_height will never tell us to hide + * the scrollbars because the client area would always be too small. + * GetClientRect returns the same sizes given by lParam, so we + * cannot use GetClientRect either. + */ + GetWindowRect (hwnd, &rcWindow); + iWidth = rcWindow.right - rcWindow.left; + iHeight = rcWindow.bottom - rcWindow.top; + + ErrorF ("winWindowProc - WM_SIZE - window w: %d h: %d, " + "new client area w: %d h: %d\n", + iWidth, iHeight, LOWORD (lParam), HIWORD (lParam)); + + /* Subtract the frame size from the window size. */ + iWidth -= 2 * GetSystemMetrics (SM_CXSIZEFRAME); + iHeight -= (2 * GetSystemMetrics (SM_CYSIZEFRAME) + + GetSystemMetrics (SM_CYCAPTION)); + + /* + * Update scrollbar page sizes. + * NOTE: If page size == range, then the scrollbar is + * automatically hidden. + */ + + /* Is the naked client area large enough to show the whole visual? */ + if (iWidth < s_pScreenInfo->dwWidth + || iHeight < s_pScreenInfo->dwHeight) + { + /* Client area too small to display visual, use scrollbars */ + iWidth -= GetSystemMetrics (SM_CXVSCROLL); + iHeight -= GetSystemMetrics (SM_CYHSCROLL); + } + + /* Set the horizontal scrollbar page size */ + si.cbSize = sizeof (si); + si.fMask = SIF_PAGE | SIF_RANGE; + si.nMin = 0; + si.nMax = s_pScreenInfo->dwWidth - 1; + si.nPage = iWidth; + SetScrollInfo (hwnd, SB_HORZ, &si, TRUE); + + /* Set the vertical scrollbar page size */ + si.cbSize = sizeof (si); + si.fMask = SIF_PAGE | SIF_RANGE; + si.nMin = 0; + si.nMax = s_pScreenInfo->dwHeight - 1; + si.nPage = iHeight; + SetScrollInfo (hwnd, SB_VERT, &si, TRUE); + + /* + * NOTE: Scrollbars may have moved if they were at the + * far right/bottom, so we query their current position. + */ + + /* Get the horizontal scrollbar position and set the offset */ + si.cbSize = sizeof (si); + si.fMask = SIF_POS; + GetScrollInfo (hwnd, SB_HORZ, &si); + s_pScreenInfo->dwXOffset = -si.nPos; + + /* Get the vertical scrollbar position and set the offset */ + si.cbSize = sizeof (si); + si.fMask = SIF_POS; + GetScrollInfo (hwnd, SB_VERT, &si); + s_pScreenInfo->dwYOffset = -si.nPos; + } + return 0; + + case WM_VSCROLL: + { + SCROLLINFO si; + int iVertPos; + +#if CYGDEBUG + winDebug ("winWindowProc - WM_VSCROLL\n"); +#endif + + /* Get vertical scroll bar info */ + si.cbSize = sizeof (si); + si.fMask = SIF_ALL; + GetScrollInfo (hwnd, SB_VERT, &si); + + /* Save the vertical position for comparison later */ + iVertPos = si.nPos; + + /* + * Don't forget: + * moving the scrollbar to the DOWN, scroll the content UP + */ + switch (LOWORD(wParam)) + { + case SB_TOP: + si.nPos = si.nMin; + break; + + case SB_BOTTOM: + si.nPos = si.nMax - si.nPage + 1; + break; + + case SB_LINEUP: + si.nPos -= 1; + break; + + case SB_LINEDOWN: + si.nPos += 1; + break; + + case SB_PAGEUP: + si.nPos -= si.nPage; + break; + + case SB_PAGEDOWN: + si.nPos += si.nPage; + break; + + case SB_THUMBTRACK: + si.nPos = si.nTrackPos; + break; + + default: + break; + } + + /* + * We retrieve the position after setting it, + * because Windows may adjust it. + */ + si.fMask = SIF_POS; + SetScrollInfo (hwnd, SB_VERT, &si, TRUE); + GetScrollInfo (hwnd, SB_VERT, &si); + + /* Scroll the window if the position has changed */ + if (si.nPos != iVertPos) + { + /* Save the new offset for bit block transfers, etc. */ + s_pScreenInfo->dwYOffset = -si.nPos; + + /* Change displayed region in the window */ + ScrollWindowEx (hwnd, + 0, + iVertPos - si.nPos, + NULL, + NULL, + NULL, + NULL, + SW_INVALIDATE); + + /* Redraw the window contents */ + UpdateWindow (hwnd); + } + } + return 0; + + case WM_HSCROLL: + { + SCROLLINFO si; + int iHorzPos; + +#if CYGDEBUG + winDebug ("winWindowProc - WM_HSCROLL\n"); +#endif + + /* Get horizontal scroll bar info */ + si.cbSize = sizeof (si); + si.fMask = SIF_ALL; + GetScrollInfo (hwnd, SB_HORZ, &si); + + /* Save the horizontal position for comparison later */ + iHorzPos = si.nPos; + + /* + * Don't forget: + * moving the scrollbar to the RIGHT, scroll the content LEFT + */ + switch (LOWORD(wParam)) + { + case SB_LEFT: + si.nPos = si.nMin; + break; + + case SB_RIGHT: + si.nPos = si.nMax - si.nPage + 1; + break; + + case SB_LINELEFT: + si.nPos -= 1; + break; + + case SB_LINERIGHT: + si.nPos += 1; + break; + + case SB_PAGELEFT: + si.nPos -= si.nPage; + break; + + case SB_PAGERIGHT: + si.nPos += si.nPage; + break; + + case SB_THUMBTRACK: + si.nPos = si.nTrackPos; + break; + + default: + break; + } + + /* + * We retrieve the position after setting it, + * because Windows may adjust it. + */ + si.fMask = SIF_POS; + SetScrollInfo (hwnd, SB_HORZ, &si, TRUE); + GetScrollInfo (hwnd, SB_HORZ, &si); + + /* Scroll the window if the position has changed */ + if (si.nPos != iHorzPos) + { + /* Save the new offset for bit block transfers, etc. */ + s_pScreenInfo->dwXOffset = -si.nPos; + + /* Change displayed region in the window */ + ScrollWindowEx (hwnd, + iHorzPos - si.nPos, + 0, + NULL, + NULL, + NULL, + NULL, + SW_INVALIDATE); + + /* Redraw the window contents */ + UpdateWindow (hwnd); + } + } + return 0; + + case WM_GETMINMAXINFO: + { + MINMAXINFO *pMinMaxInfo = (MINMAXINFO *) lParam; + int iCaptionHeight; + int iBorderHeight, iBorderWidth; + +#if CYGDEBUG + winDebug ("winWindowProc - WM_GETMINMAXINFO - pScreenInfo: %08x\n", + s_pScreenInfo); +#endif + + /* Can't do anything without screen info */ + if (s_pScreenInfo == NULL + || !s_pScreenInfo->fScrollbars + || s_pScreenInfo->fFullScreen + || !s_pScreenInfo->fDecoration +#ifdef XWIN_MULTIWINDOWEXTWM + || s_pScreenInfo->fMWExtWM +#endif + || s_pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOW + || s_pScreenInfo->fMultiWindow +#endif + ) + break; + + /* + * Here we can override the maximum tracking size, which + * is the largest size that can be assigned to our window + * via the sizing border. + */ + + /* + * FIXME: Do we only need to do this once, since our visual size + * does not change? Does Windows store this value statically + * once we have set it once? + */ + + /* Get the border and caption sizes */ + iCaptionHeight = GetSystemMetrics (SM_CYCAPTION); + iBorderWidth = 2 * GetSystemMetrics (SM_CXSIZEFRAME); + iBorderHeight = 2 * GetSystemMetrics (SM_CYSIZEFRAME); + + /* Allow the full visual to be displayed */ + pMinMaxInfo->ptMaxTrackSize.x + = s_pScreenInfo->dwWidth + iBorderWidth; + pMinMaxInfo->ptMaxTrackSize.y + = s_pScreenInfo->dwHeight + iBorderHeight + iCaptionHeight; + } + return 0; + + case WM_ERASEBKGND: +#if CYGDEBUG + winDebug ("winWindowProc - WM_ERASEBKGND\n"); +#endif + /* + * Pretend that we did erase the background but we don't care, + * the application uses the full window estate. This avoids some + * flickering when resizing. + */ + return TRUE; + + case WM_PAINT: +#if CYGDEBUG + winDebug ("winWindowProc - WM_PAINT\n"); +#endif + /* Only paint if we have privates and the server is enabled */ + if (s_pScreenPriv == NULL + || !s_pScreenPriv->fEnabled + || (s_pScreenInfo->fFullScreen && !s_pScreenPriv->fActive) + || s_pScreenPriv->fBadDepth) + { + /* We don't want to paint */ + break; + } + + /* Break out here if we don't have a valid paint routine */ + if (s_pScreenPriv->pwinBltExposedRegions == NULL) + break; + + /* Call the engine dependent repainter */ + (*s_pScreenPriv->pwinBltExposedRegions) (s_pScreen); + return 0; + + case WM_PALETTECHANGED: + { +#if CYGDEBUG + winDebug ("winWindowProc - WM_PALETTECHANGED\n"); +#endif + /* + * Don't process if we don't have privates or a colormap, + * or if we have an invalid depth. + */ + if (s_pScreenPriv == NULL + || s_pScreenPriv->pcmapInstalled == NULL + || s_pScreenPriv->fBadDepth) + break; + + /* Return if we caused the palette to change */ + if ((HWND) wParam == hwnd) + { + /* Redraw the screen */ + (*s_pScreenPriv->pwinRedrawScreen) (s_pScreen); + return 0; + } + + /* Reinstall the windows palette */ + (*s_pScreenPriv->pwinRealizeInstalledPalette) (s_pScreen); + + /* Redraw the screen */ + (*s_pScreenPriv->pwinRedrawScreen) (s_pScreen); + return 0; + } + + case WM_MOUSEMOVE: + /* We can't do anything without privates */ + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + + /* Has the mouse pointer crossed screens? */ + if (s_pScreen != miPointerCurrentScreen ()) + miPointerSetNewScreen (s_pScreenInfo->dwScreen, + GET_X_LPARAM(lParam)-s_pScreenInfo->dwXOffset, + GET_Y_LPARAM(lParam)-s_pScreenInfo->dwYOffset); + + /* Are we tracking yet? */ + if (!s_fTracking) + { + TRACKMOUSEEVENT tme; + + /* Setup data structure */ + ZeroMemory (&tme, sizeof (tme)); + tme.cbSize = sizeof (tme); + tme.dwFlags = TME_LEAVE; + tme.hwndTrack = hwnd; + + /* Call the tracking function */ + if (!(*g_fpTrackMouseEvent) (&tme)) + ErrorF ("winWindowProc - _TrackMouseEvent failed\n"); + + /* Flag that we are tracking now */ + s_fTracking = TRUE; + } + + /* Hide or show the Windows mouse cursor */ + if (g_fSoftwareCursor && g_fCursor && (s_pScreenPriv->fActive || s_pScreenInfo->fLessPointer)) + { + /* Hide Windows cursor */ + g_fCursor = FALSE; + ShowCursor (FALSE); + } + else if (g_fSoftwareCursor && !g_fCursor && !s_pScreenPriv->fActive + && !s_pScreenInfo->fLessPointer) + { + /* Show Windows cursor */ + g_fCursor = TRUE; + ShowCursor (TRUE); + } + + /* Deliver absolute cursor position to X Server */ + miPointerAbsoluteCursor (GET_X_LPARAM(lParam)-s_pScreenInfo->dwXOffset, + GET_Y_LPARAM(lParam)-s_pScreenInfo->dwYOffset, + g_c32LastInputEventTime = GetTickCount ()); + return 0; + + case WM_NCMOUSEMOVE: + /* + * We break instead of returning 0 since we need to call + * DefWindowProc to get the mouse cursor changes + * and min/max/close button highlighting in Windows XP. + * The Platform SDK says that you should return 0 if you + * process this message, but it fails to mention that you + * will give up any default functionality if you do return 0. + */ + + /* We can't do anything without privates */ + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + + /* Non-client mouse movement, show Windows cursor */ + if (g_fSoftwareCursor && !g_fCursor) + { + g_fCursor = TRUE; + ShowCursor (TRUE); + } + break; + + case WM_MOUSELEAVE: + /* Mouse has left our client area */ + + /* Flag that we are no longer tracking */ + s_fTracking = FALSE; + + /* Show the mouse cursor, if necessary */ + if (g_fSoftwareCursor && !g_fCursor) + { + g_fCursor = TRUE; + ShowCursor (TRUE); + } + return 0; + + case WM_LBUTTONDBLCLK: + case WM_LBUTTONDOWN: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + if (s_pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOWEXTWM + || s_pScreenInfo->fMWExtWM +#endif + ) + SetCapture (hwnd); + return winMouseButtonsHandle (s_pScreen, ButtonPress, Button1, wParam); + + case WM_LBUTTONUP: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + if (s_pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOWEXTWM + || s_pScreenInfo->fMWExtWM +#endif + ) + ReleaseCapture (); + return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button1, wParam); + + case WM_MBUTTONDBLCLK: + case WM_MBUTTONDOWN: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + if (s_pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOWEXTWM + || s_pScreenInfo->fMWExtWM +#endif + ) + SetCapture (hwnd); + return winMouseButtonsHandle (s_pScreen, ButtonPress, Button2, wParam); + + case WM_MBUTTONUP: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + if (s_pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOWEXTWM + || s_pScreenInfo->fMWExtWM +#endif + ) + ReleaseCapture (); + return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button2, wParam); + + case WM_RBUTTONDBLCLK: + case WM_RBUTTONDOWN: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + if (s_pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOWEXTWM + || s_pScreenInfo->fMWExtWM +#endif + ) + SetCapture (hwnd); + return winMouseButtonsHandle (s_pScreen, ButtonPress, Button3, wParam); + + case WM_RBUTTONUP: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + if (s_pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOWEXTWM + || s_pScreenInfo->fMWExtWM +#endif + ) + ReleaseCapture (); + return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button3, wParam); + + case WM_XBUTTONDBLCLK: + case WM_XBUTTONDOWN: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + if (s_pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOWEXTWM + || s_pScreenInfo->fMWExtWM +#endif + ) + SetCapture (hwnd); + return winMouseButtonsHandle (s_pScreen, ButtonPress, HIWORD(wParam) + 5, wParam); + case WM_XBUTTONUP: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + if (s_pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOWEXTWM + || s_pScreenInfo->fMWExtWM +#endif + ) + ReleaseCapture (); + return winMouseButtonsHandle (s_pScreen, ButtonRelease, HIWORD(wParam) + 5, wParam); + + case WM_TIMER: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + + /* Branch on the timer id */ + switch (wParam) + { + case WIN_E3B_TIMER_ID: + /* Send delayed button press */ + winMouseButtonsSendEvent (ButtonPress, + s_pScreenPriv->iE3BCachedPress); + + /* Kill this timer */ + KillTimer (s_pScreenPriv->hwndScreen, WIN_E3B_TIMER_ID); + + /* Clear screen privates flags */ + s_pScreenPriv->iE3BCachedPress = 0; + break; + + case WIN_POLLING_MOUSE_TIMER_ID: + { + POINT point; + + /* Get the current position of the mouse cursor */ + GetCursorPos (&point); + + /* Map from screen (-X, -Y) to root (0, 0) */ + point.x -= GetSystemMetrics (SM_XVIRTUALSCREEN); + point.y -= GetSystemMetrics (SM_YVIRTUALSCREEN); + + /* Deliver absolute cursor position to X Server */ + miPointerAbsoluteCursor (point.x, point.y, + g_c32LastInputEventTime = GetTickCount()); + } + } + return 0; + + case WM_CTLCOLORSCROLLBAR: + FatalError ("winWindowProc - WM_CTLCOLORSCROLLBAR - We are not " + "supposed to get this message. Exiting.\n"); + return 0; + + case WM_MOUSEWHEEL: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; +#if CYGDEBUG + winDebug ("winWindowProc - WM_MOUSEWHEEL\n"); +#endif + winMouseWheel (s_pScreen, GET_WHEEL_DELTA_WPARAM(wParam)); + break; + + case WM_SETFOCUS: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + + /* Save handle of our main window that last received focus */ + g_hwndKeyboardFocus = hwnd; + + /* Restore the state of all mode keys */ + winRestoreModeKeyStates (); + + /* Add the keyboard hook if possible */ + if (g_fKeyboardHookLL) + g_fKeyboardHookLL = winInstallKeyboardHookLL (); + return 0; + + case WM_KILLFOCUS: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + + /* Clear handle of our main window that last received focus */ + g_hwndKeyboardFocus = NULL; + + /* Release any pressed keys */ + winKeybdReleaseKeys (); + + /* Remove our keyboard hook if it is installed */ + winRemoveKeyboardHookLL (); + return 0; + + case WM_SYSKEYDOWN: + case WM_KEYDOWN: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + + /* + * FIXME: Catching Alt-F4 like this is really terrible. This should + * be generalized to handle other Windows keyboard signals. Actually, + * the list keys to catch and the actions to perform when caught should + * be configurable; that way user's can customize the keys that they + * need to have passed through to their window manager or apps, or they + * can remap certain actions to new key codes that do not conflict + * with the X apps that they are using. Yeah, that'll take awhile. + */ + if ((s_pScreenInfo->fUseWinKillKey && wParam == VK_F4 + && (GetKeyState (VK_MENU) & 0x8000)) + || (s_pScreenInfo->fUseUnixKillKey && wParam == VK_BACK + && (GetKeyState (VK_MENU) & 0x8000) + && (GetKeyState (VK_CONTROL) & 0x8000))) + { + /* + * Better leave this message here, just in case some unsuspecting + * user enters Alt + F4 and is surprised when the application + * quits. + */ + ErrorF ("winWindowProc - WM_*KEYDOWN - Closekey hit, quitting\n"); + + /* Display Exit dialog */ + winDisplayExitDialog (s_pScreenPriv); + return 0; + } + + /* + * Don't do anything for the Windows keys, as focus will soon + * be returned to Windows. We may be able to trap the Windows keys, + * but we should determine if that is desirable before doing so. + */ + if ((wParam == VK_LWIN || wParam == VK_RWIN) && !g_fKeyboardHookLL) + break; + +#ifdef XKB + /* + * Discard presses generated from Windows auto-repeat + * ago: Only discard them if XKB is not disabled + */ + if (!g_winInfo.xkb.disable && (lParam & (1<<30))) + { + switch (wParam) + { + /* ago: Pressing LControl while RControl is pressed is + * Indicated as repeat. Fix this! + */ + case VK_CONTROL: + case VK_SHIFT: + if (winCheckKeyPressed(wParam, lParam)) + return 0; + break; + default: + return 0; + } + } +#endif + + /* Discard fake Ctrl_L presses that precede AltGR on non-US keyboards */ + if (winIsFakeCtrl_L (message, wParam, lParam)) + return 0; + + /* Translate Windows key code to X scan code */ + winTranslateKey (wParam, lParam, &iScanCode); + + /* Ignore repeats for CapsLock */ + if (wParam == VK_CAPITAL) + lParam = 1; + + /* Send the key event(s) */ + for (i = 0; i < LOWORD(lParam); ++i) + winSendKeyEvent (iScanCode, TRUE); + return 0; + + case WM_SYSKEYUP: + case WM_KEYUP: + if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) + break; + + /* + * Don't do anything for the Windows keys, as focus will soon + * be returned to Windows. We may be able to trap the Windows keys, + * but we should determine if that is desirable before doing so. + */ + if ((wParam == VK_LWIN || wParam == VK_RWIN) && !g_fKeyboardHookLL) + break; + + /* Ignore the fake Ctrl_L that follows an AltGr release */ + if (winIsFakeCtrl_L (message, wParam, lParam)) + return 0; + + /* Enqueue a keyup event */ + winTranslateKey (wParam, lParam, &iScanCode); + winSendKeyEvent (iScanCode, FALSE); + + /* Release all pressed shift keys */ + if (wParam == VK_SHIFT) + winFixShiftKeys (iScanCode); + return 0; + + case WM_HOTKEY: + if (s_pScreenPriv == NULL) + break; + + /* Call the engine-specific hot key handler */ + (*s_pScreenPriv->pwinHotKeyAltTab) (s_pScreen); + return 0; + + case WM_ACTIVATE: + if (s_pScreenPriv == NULL + || s_pScreenInfo->fIgnoreInput) + break; + + /* TODO: Override display of window when we have a bad depth */ + if (LOWORD(wParam) != WA_INACTIVE && s_pScreenPriv->fBadDepth) + { + ErrorF ("winWindowProc - WM_ACTIVATE - Bad depth, trying " + "to override window activation\n"); + + /* Minimize the window */ + ShowWindow (hwnd, SW_MINIMIZE); + + /* Display dialog box */ + if (g_hDlgDepthChange != NULL) + { + /* Make the existing dialog box active */ + SetActiveWindow (g_hDlgDepthChange); + } + else + { + /* TODO: Recreate the dialog box and bring to the top */ + ShowWindow (g_hDlgDepthChange, SW_SHOWDEFAULT); + } + + /* Don't do any other processing of this message */ + return 0; + } + +#if CYGDEBUG + winDebug ("winWindowProc - WM_ACTIVATE\n"); +#endif + + /* + * Focus is being changed to another window. + * The other window may or may not belong to + * our process. + */ + + /* Clear any lingering wheel delta */ + s_pScreenPriv->iDeltaZ = 0; + + /* Reshow the Windows mouse cursor if we are being deactivated */ + if (g_fSoftwareCursor && LOWORD(wParam) == WA_INACTIVE + && !g_fCursor) + { + /* Show Windows cursor */ + g_fCursor = TRUE; + ShowCursor (TRUE); + } + return 0; + + case WM_ACTIVATEAPP: + if (s_pScreenPriv == NULL + || s_pScreenInfo->fIgnoreInput) + break; + +#if CYGDEBUG || TRUE + winDebug ("winWindowProc - WM_ACTIVATEAPP\n"); +#endif + + /* Activate or deactivate */ + s_pScreenPriv->fActive = wParam; + + /* Reshow the Windows mouse cursor if we are being deactivated */ + if (g_fSoftwareCursor && !s_pScreenPriv->fActive + && !g_fCursor) + { + /* Show Windows cursor */ + g_fCursor = TRUE; + ShowCursor (TRUE); + } + +#ifdef XWIN_CLIPBOARD + /* Make sure the clipboard chain is ok. */ + winFixClipboardChain (); +#endif + + /* Call engine specific screen activation/deactivation function */ + (*s_pScreenPriv->pwinActivateApp) (s_pScreen); + +#ifdef XWIN_MULTIWINDOWEXTWM + if (s_pScreenPriv->fActive) + { + /* Restack all window unless using built-in wm. */ + if (s_pScreenInfo->fInternalWM && s_pScreenInfo->fAnotherWMRunning) + winMWExtWMRestackWindows (s_pScreen); + } +#endif + + return 0; + + case WM_COMMAND: + switch (LOWORD (wParam)) + { + case ID_APP_EXIT: + /* Display Exit dialog */ + winDisplayExitDialog (s_pScreenPriv); + return 0; + case ID_APP_SHOWCURSOR: + winDebug("ShowCursor: %d\n", ShowCursor(TRUE)); + return 0; + +#ifdef XWIN_MULTIWINDOW + case ID_APP_HIDE_ROOT: + if (s_pScreenPriv->fRootWindowShown) + ShowWindow (s_pScreenPriv->hwndScreen, SW_HIDE); + else + ShowWindow (s_pScreenPriv->hwndScreen, SW_SHOW); + s_pScreenPriv->fRootWindowShown = !s_pScreenPriv->fRootWindowShown; + return 0; +#endif + + case ID_APP_ABOUT: + /* Display the About box */ + winDisplayAboutDialog (s_pScreenPriv); + return 0; + + default: + /* It's probably one of the custom menus... */ + if (HandleCustomWM_COMMAND (0, LOWORD (wParam))) + return 0; + } + break; + + case WM_ENDSESSION: + case WM_GIVEUP: + /* Tell X that we are giving up */ +#ifdef XWIN_MULTIWINDOW + if (s_pScreenInfo->fMultiWindow) + winDeinitMultiWindowWM (); +#endif + GiveUp (0); + return 0; + + case WM_CLOSE: + /* Display Exit dialog */ + winDisplayExitDialog (s_pScreenPriv); + return 0; + + case WM_SETCURSOR: + if (LOWORD(lParam) == HTCLIENT) + { + if (!g_fSoftwareCursor) SetCursor (s_pScreenPriv->cursor.handle); + return TRUE; + } + break; + +#ifdef XWIN_MULTIWINDOWEXTWM + case WM_MANAGE: + ErrorF ("winWindowProc - WM_MANAGE\n"); + s_pScreenInfo->fAnotherWMRunning = FALSE; + + if (s_pScreenInfo->fInternalWM) + { + EnumThreadWindows (g_dwCurrentThreadID, winMWExtWMDecorateWindow, 0); + //RootlessRepositionWindows (s_pScreen); + } + break; + + case WM_UNMANAGE: + ErrorF ("winWindowProc - WM_UNMANAGE\n"); + s_pScreenInfo->fAnotherWMRunning = TRUE; + + if (s_pScreenInfo->fInternalWM) + { + EnumThreadWindows (g_dwCurrentThreadID, winMWExtWMDecorateWindow, 0); + winMWExtWMRestackWindows (s_pScreen); + } + break; +#endif + + default: + if(message == s_uTaskbarRestart) + { + winInitNotifyIcon (s_pScreenPriv); + } + break; + } + + return DefWindowProc (hwnd, message, wParam, lParam); +} -- cgit v1.2.3