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-rw-r--r--xorg-server/hw/xwin/winwndproc.c2525
1 files changed, 1291 insertions, 1234 deletions
diff --git a/xorg-server/hw/xwin/winwndproc.c b/xorg-server/hw/xwin/winwndproc.c
index 2dc146169..5bd85a104 100644
--- a/xorg-server/hw/xwin/winwndproc.c
+++ b/xorg-server/hw/xwin/winwndproc.c
@@ -1,1234 +1,1291 @@
-/*
- *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
- */
-
-#ifdef HAVE_XWIN_CONFIG_H
-#include <xwin-config.h>
-#endif
-#include "win.h"
-#include <commctrl.h>
-#include "winprefs.h"
-#include "winconfig.h"
-#include "winmsg.h"
-#include "inputstr.h"
-
-#ifndef XKB_IN_SERVER
-#define XKB_IN_SERVER
-#endif
-#include <xkbsrv.h>
-/*
- * Global variables
- */
-
-extern Bool g_fClipboardStarted;
-Bool g_fCursor = TRUE;
-Bool g_fButton[3] = { FALSE, FALSE, FALSE };
-
-
-/*
- * 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;
-
- winDebugWin32Message("winWindowProc", hwnd, message, wParam, lParam);
-
- /* 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)
- {
- winDebug ("winWindowProc - Setting privates handle\n");
- 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:
- winDebug ("winWindowProc - WM_CREATE\n");
-
- /*
- * 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,FALSE);
- }
- 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;
- }
-
- winDebug ("winWindowProc - WM_DISPLAYCHANGE - orig bpp: %d, last bpp: %d, "
- "new bpp: %d\n",
- (int) s_pScreenInfo->dwBPP,
- (int) s_pScreenPriv->dwLastWindowsBitsPixel,
- wParam);
-
- winDebug ("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 */
- winDebug ("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).
- */
-
- winDebug ("winWindowProc - WM_DISPLAYCHANGE - Dimensions changed\n");
-
- /* Release the old primary surface */
- (*s_pScreenPriv->pwinReleasePrimarySurface) (s_pScreen);
-
- winDebug ("winWindowProc - WM_DISPLAYCHANGE - Released "
- "primary surface\n");
-
- /* Create the new primary surface */
- (*s_pScreenPriv->pwinCreatePrimarySurface) (s_pScreen);
-
- winDebug ("winWindowProc - WM_DISPLAYCHANGE - Recreated "
- "primary surface\n");
-
-#if 0
- /* Multi-Window mode uses RandR for resizes */
- if (s_pScreenInfo->fMultiWindow)
- {
- RRSetScreenConfig ();
- }
-#endif
- }
- else
- {
- winDebug ("winWindowProc - WM_DISPLAYCHANGE - Dimensions did not "
- "change\n");
- }
-
- /* 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;
-
- winDebug ("winWindowProc - WM_SIZE\n");
-
- /* 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;
-
- winDebug ("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;
-
- winDebug ("winWindowProc - WM_VSCROLL\n");
-
- /* 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;
-
- winDebug ("winWindowProc - WM_HSCROLL\n");
-
- /* 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;
-
- winDebug ("winWindowProc - WM_GETMINMAXINFO - pScreenInfo: %08x\n",
- s_pScreenInfo);
-
- /* 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:
- winDebug ("winWindowProc - WM_ERASEBKGND\n");
- /*
- * 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:
- /* 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:
- {
- winDebug ("winWindowProc - WM_PALETTECHANGED\n");
- /*
- * 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;
-
- /* We can't do anything without g_pwinPointer */
- if (g_pwinPointer == NULL)
- break;
-
- /* Has the mouse pointer crossed screens? */
- if (s_pScreen != miPointerGetScreen(g_pwinPointer))
- miPointerSetScreen (g_pwinPointer, 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 */
- winEnqueueMotion(GET_X_LPARAM(lParam)-s_pScreenInfo->dwXOffset,
- GET_Y_LPARAM(lParam)-s_pScreenInfo->dwYOffset);
- 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;
- WPARAM wL, wM, wR, wShift, wCtrl;
- LPARAM lPos;
-
- /* 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 */
- winEnqueueMotion(point.x , point.y);
-
- /* Check if a button was released but we didn't see it */
- GetCursorPos (&point);
- wL = (GetKeyState (VK_LBUTTON) & 0x8000)?MK_LBUTTON:0;
- wM = (GetKeyState (VK_MBUTTON) & 0x8000)?MK_MBUTTON:0;
- wR = (GetKeyState (VK_RBUTTON) & 0x8000)?MK_RBUTTON:0;
- wShift = (GetKeyState (VK_SHIFT) & 0x8000)?MK_SHIFT:0;
- wCtrl = (GetKeyState (VK_CONTROL) & 0x8000)?MK_CONTROL:0;
- lPos = MAKELPARAM(point.x, point.y);
- if (g_fButton[0] & !wL)
- PostMessage (hwnd, WM_LBUTTONUP, wCtrl|wM|wR|wShift, lPos);
- if (g_fButton[1] & !wM)
- PostMessage (hwnd, WM_MBUTTONUP, wCtrl|wL|wR|wShift, lPos);
- if (g_fButton[2] & !wR)
- PostMessage (hwnd, WM_RBUTTONUP, wCtrl|wL|wM|wShift, lPos);
- }
- }
- 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;
- winDebug ("winWindowProc - WM_MOUSEWHEEL\n");
- winMouseWheel (s_pScreen, GET_WHEEL_DELTA_WPARAM(wParam));
- break;
-
- case WM_SETFOCUS:
- if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
- break;
-
- /* 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;
-
- /* 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.
- */
- winDebug ("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;
-
- /*
- * Discard presses generated from Windows auto-repeat
- */
- if (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;
- }
- }
-
- /* 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)
- {
- winDebug ("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;
- }
-
- winDebug ("winWindowProc - WM_ACTIVATE\n");
-
- /*
- * 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;
-
- winDebug ("winWindowProc - WM_ACTIVATEAPP\n");
-
- /* 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;
-
-#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
- g_fClipboardStarted=FALSE; /* This is to avoid dead-locls caused by the clipboard thread still doing some stuff */
- 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:
- winDebug ("winWindowProc - WM_MANAGE\n");
- s_pScreenInfo->fAnotherWMRunning = FALSE;
-
- if (s_pScreenInfo->fInternalWM)
- {
- EnumThreadWindows (g_dwCurrentThreadID, winMWExtWMDecorateWindow, 0);
- //RootlessRepositionWindows (s_pScreen);
- }
- break;
-
- case WM_UNMANAGE:
- winDebug ("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,FALSE);
- }
- break;
- }
-
- return DefWindowProc (hwnd, message, wParam, lParam);
-}
+/*
+ *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
+ */
+
+#ifdef HAVE_XWIN_CONFIG_H
+#include <xwin-config.h>
+#endif
+#include "win.h"
+#include <commctrl.h>
+#include "winprefs.h"
+#include "winconfig.h"
+#include "winmsg.h"
+#include "winmonitors.h"
+#include "inputstr.h"
+
+#ifndef XKB_IN_SERVER
+#define XKB_IN_SERVER
+#endif
+#include <xkbsrv.h>
+/*
+ * Global variables
+ */
+
+extern Bool g_fClipboardStarted;
+Bool g_fCursor = TRUE;
+Bool g_fButton[3] = { FALSE, FALSE, FALSE };
+
+
+/*
+ * 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;
+
+ winDebugWin32Message("winWindowProc", hwnd, message, wParam, lParam);
+
+ /* 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)
+ {
+ winDebug ("winWindowProc - Setting privates handle\n");
+ 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:
+ winDebug ("winWindowProc - WM_CREATE\n");
+
+ /*
+ * 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,FALSE);
+ }
+ return 0;
+
+ case WM_DISPLAYCHANGE:
+ /*
+ WM_DISPLAYCHANGE seems to be sent when the monitor layout or
+ any monitor's resolution or depth changes, but it's lParam and
+ wParam always indicate the resolution and bpp for the primary
+ monitor (so ignore that as we could be on any monitor...)
+ */
+
+ /* 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
+ ))
+ {
+ break;
+ }
+
+ winDebug ("winWindowProc - WM_DISPLAYCHANGE - new width: %d "
+ "new height: %d new bpp: %d\n",
+ LOWORD (lParam), HIWORD (lParam), wParam);
+
+ /*
+ * 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.
+ */
+ /*
+ XXX: maybe we need to check if GetSystemMetrics(SM_SAMEDISPLAYFORMAT)
+ has changed as well...
+ */
+ if (s_pScreenInfo->dwBPP != GetDeviceCaps (s_pScreenPriv->hdcScreen, BITSPIXEL))
+ {
+ if ((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 */
+ winDebug ("winWindowProc - Disruptive change in depth\n");
+
+ /* Display depth change 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
+ {
+ /* For GDI, performance may suffer until original depth is restored */
+ ErrorF ("winWindowProc - Performance may be non-optimal after change in depth\n");
+ }
+ }
+ else
+ {
+ /* Flag that we have a valid screen depth */
+ s_pScreenPriv->fBadDepth = FALSE;
+ }
+
+ /*
+ If we could cheaply check if this WM_DISPLAYCHANGE change
+ affects the monitor(s) which this X screen is displayed on
+ then we should do so here. For the moment, assume it does.
+ (this is probably usually the case so that might be an
+ overoptimization)
+ */
+ {
+ /*
+ In rootless modes which are monitor or virtual desktop size
+ use RandR to resize the X screen
+ */
+ if ((!s_pScreenInfo->fUserGaveHeightAndWidth) &&
+ (s_pScreenInfo->iResizeMode == resizeWithRandr) &&
+ (FALSE
+#ifdef XWIN_MULTIWINDOWEXTWM
+ || s_pScreenInfo->fMWExtWM
+#endif
+ || s_pScreenInfo->fRootless
+#ifdef XWIN_MULTIWINDOW
+ || s_pScreenInfo->fMultiWindow
+#endif
+ ))
+ {
+ DWORD dwWidth, dwHeight;
+
+ if (s_pScreenInfo->fMultipleMonitors)
+ {
+ /* resize to new virtual desktop size */
+ dwWidth = GetSystemMetrics(SM_CXVIRTUALSCREEN);
+ dwHeight = GetSystemMetrics(SM_CYVIRTUALSCREEN);
+ }
+ else
+ {
+ /* resize to new size of specified monitor */
+ struct GetMonitorInfoData data;
+ if (QueryMonitor(s_pScreenInfo->iMonitor, &data))
+ {
+ if (data.bMonitorSpecifiedExists == TRUE)
+ {
+ dwWidth = data.monitorWidth;
+ dwHeight = data.monitorHeight;
+ /*
+ XXX: monitor may have changed position,
+ so we might need to update xinerama data
+ */
+ }
+ else
+ {
+ ErrorF ("Monitor number %d no longer exists!\n", s_pScreenInfo->iMonitor);
+ }
+ }
+ }
+
+ /*
+ XXX: probably a small bug here: we don't compute the work area
+ and allow for task bar
+
+ XXX: generally, we don't allow for the task bar being moved after
+ the server is started
+ */
+
+ /* Set screen size to match new size, if it is different to current */
+ if ((s_pScreenInfo->dwWidth != dwWidth) ||
+ (s_pScreenInfo->dwHeight != dwHeight))
+ {
+ winDoRandRScreenSetSize(s_pScreen,
+ dwWidth,
+ dwHeight,
+ (dwWidth * 25.4) / monitorResolution,
+ (dwHeight * 25.4) / monitorResolution);
+ }
+ }
+ else
+ {
+ /*
+ * We can simply recreate the same-sized primary surface when
+ * the display dimensions change.
+ */
+
+ /*
+ * 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).
+ */
+
+ winDebug ("winWindowProc - WM_DISPLAYCHANGE - Releasing and recreating primary surface\n");
+
+ /* Release the old primary surface */
+ (*s_pScreenPriv->pwinReleasePrimarySurface) (s_pScreen);
+
+ /* Create the new primary surface */
+ (*s_pScreenPriv->pwinCreatePrimarySurface) (s_pScreen);
+ }
+ }
+
+ break;
+
+ case WM_SIZE:
+ {
+ SCROLLINFO si;
+ RECT rcWindow;
+ int iWidth, iHeight;
+
+ winDebug ("winWindowProc - WM_SIZE\n");
+
+ /* Break if we do not allow resizing */
+ if ((s_pScreenInfo->iResizeMode == notAllowed)
+ || !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;
+
+ ErrorF ("winWindowProc - WM_SIZE - new client area w: %d h: %d\n",
+ LOWORD (lParam), HIWORD (lParam));
+
+ if (s_pScreenInfo->iResizeMode == resizeWithRandr)
+ {
+ /* Actual resizing is done on WM_EXITSIZEMOVE */
+ return 0;
+ }
+
+ /* Otherwise iResizeMode == resizeWithScrollbars */
+
+ /*
+ * 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;
+
+ /* 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_ENTERSIZEMOVE:
+ ErrorF("winWindowProc - WM_ENTERSIZEMOVE\n");
+ break;
+
+ case WM_EXITSIZEMOVE:
+ ErrorF("winWindowProc - WM_EXITSIZEMOVE\n");
+
+ if (s_pScreenInfo->iResizeMode == resizeWithRandr)
+ {
+ /* Set screen size to match new client area, if it is different to current */
+ RECT rcClient;
+ DWORD dwWidth, dwHeight;
+
+ GetClientRect (hwnd, &rcClient);
+ dwWidth = rcClient.right - rcClient.left;
+ dwHeight = rcClient.bottom - rcClient.top;
+
+ if ((s_pScreenInfo->dwWidth != dwWidth) ||
+ (s_pScreenInfo->dwHeight != dwHeight))
+ {
+ /* mm = dots * (25.4 mm / inch) / (dots / inch) */
+ winDoRandRScreenSetSize(s_pScreen,
+ dwWidth,
+ dwHeight,
+ (dwWidth * 25.4) / monitorResolution,
+ (dwHeight * 25.4) / monitorResolution);
+ }
+ }
+
+ break;
+
+ case WM_VSCROLL:
+ {
+ SCROLLINFO si;
+ int iVertPos;
+
+ winDebug ("winWindowProc - WM_VSCROLL\n");
+
+ /* 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;
+
+ winDebug ("winWindowProc - WM_HSCROLL\n");
+
+ /* 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;
+
+ winDebug ("winWindowProc - WM_GETMINMAXINFO - pScreenInfo: %08x\n",
+ s_pScreenInfo);
+
+ /* Can't do anything without screen info */
+ if (s_pScreenInfo == NULL
+ || (s_pScreenInfo->iResizeMode != resizeWithScrollbars)
+ || 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:
+ winDebug ("winWindowProc - WM_ERASEBKGND\n");
+ /*
+ * 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:
+ /* 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:
+ {
+ winDebug ("winWindowProc - WM_PALETTECHANGED\n");
+ /*
+ * 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;
+
+ /* We can't do anything without g_pwinPointer */
+ if (g_pwinPointer == NULL)
+ break;
+
+ /* Has the mouse pointer crossed screens? */
+ if (s_pScreen != miPointerGetScreen(g_pwinPointer))
+ miPointerSetScreen (g_pwinPointer, 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 */
+ winEnqueueMotion(GET_X_LPARAM(lParam)-s_pScreenInfo->dwXOffset,
+ GET_Y_LPARAM(lParam)-s_pScreenInfo->dwYOffset);
+ 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;
+ WPARAM wL, wM, wR, wShift, wCtrl;
+ LPARAM lPos;
+
+ /* 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 */
+ winEnqueueMotion(point.x , point.y);
+
+ /* Check if a button was released but we didn't see it */
+ GetCursorPos (&point);
+ wL = (GetKeyState (VK_LBUTTON) & 0x8000)?MK_LBUTTON:0;
+ wM = (GetKeyState (VK_MBUTTON) & 0x8000)?MK_MBUTTON:0;
+ wR = (GetKeyState (VK_RBUTTON) & 0x8000)?MK_RBUTTON:0;
+ wShift = (GetKeyState (VK_SHIFT) & 0x8000)?MK_SHIFT:0;
+ wCtrl = (GetKeyState (VK_CONTROL) & 0x8000)?MK_CONTROL:0;
+ lPos = MAKELPARAM(point.x, point.y);
+ if (g_fButton[0] & !wL)
+ PostMessage (hwnd, WM_LBUTTONUP, wCtrl|wM|wR|wShift, lPos);
+ if (g_fButton[1] & !wM)
+ PostMessage (hwnd, WM_MBUTTONUP, wCtrl|wL|wR|wShift, lPos);
+ if (g_fButton[2] & !wR)
+ PostMessage (hwnd, WM_RBUTTONUP, wCtrl|wL|wM|wShift, lPos);
+ }
+ }
+ 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;
+ winDebug ("winWindowProc - WM_MOUSEWHEEL\n");
+ winMouseWheel (s_pScreen, GET_WHEEL_DELTA_WPARAM(wParam));
+ break;
+
+ case WM_SETFOCUS:
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+
+ /* 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;
+
+ /* 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.
+ */
+ winDebug ("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;
+
+ /*
+ * Discard presses generated from Windows auto-repeat
+ */
+ if (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;
+ }
+ }
+
+ /* 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)
+ {
+ winDebug ("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;
+ }
+
+ winDebug ("winWindowProc - WM_ACTIVATE\n");
+
+ /*
+ * 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;
+
+ winDebug ("winWindowProc - WM_ACTIVATEAPP\n");
+
+ /* 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;
+
+#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
+ g_fClipboardStarted=FALSE; /* This is to avoid dead-locls caused by the clipboard thread still doing some stuff */
+ 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:
+ winDebug ("winWindowProc - WM_MANAGE\n");
+ s_pScreenInfo->fAnotherWMRunning = FALSE;
+
+ if (s_pScreenInfo->fInternalWM)
+ {
+ EnumThreadWindows (g_dwCurrentThreadID, winMWExtWMDecorateWindow, 0);
+ //RootlessRepositionWindows (s_pScreen);
+ }
+ break;
+
+ case WM_UNMANAGE:
+ winDebug ("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,FALSE);
+ }
+ break;
+ }
+
+ return DefWindowProc (hwnd, message, wParam, lParam);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 19:04:18 +0000