diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/nxagent/Screen.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/Screen.c | 3984 |
1 files changed, 3984 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Screen.c b/nx-X11/programs/Xserver/hw/nxagent/Screen.c new file mode 100644 index 000000000..255da3362 --- /dev/null +++ b/nx-X11/programs/Xserver/hw/nxagent/Screen.c @@ -0,0 +1,3984 @@ +/**************************************************************************/ +/* */ +/* Copyright (c) 2001, 2007 NoMachine, http://www.nomachine.com/. */ +/* */ +/* NXAGENT, NX protocol compression and NX extensions to this software */ +/* are copyright of NoMachine. Redistribution and use of the present */ +/* software is allowed according to terms specified in the file LICENSE */ +/* which comes in the source distribution. */ +/* */ +/* Check http://www.nomachine.com/licensing.html for applicability. */ +/* */ +/* NX and NoMachine are trademarks of NoMachine S.r.l. */ +/* */ +/* All rights reserved. */ +/* */ +/**************************************************************************/ + +/* + +Copyright 1993 by Davor Matic + +Permission to use, copy, modify, distribute, and sell this software +and its documentation for any purpose is hereby granted without fee, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation. Davor Matic makes no representations about +the suitability of this software for any purpose. It is provided "as +is" without express or implied warranty. + +*/ + +/* + * Used by the auto-disconnect feature. + */ + +#include <signal.h> + +#include "scrnintstr.h" +#include "dix.h" +#include "dixstruct.h" +#include "mi.h" +#include "micmap.h" +#include "colormapst.h" +#include "resource.h" +#include "mipointer.h" +#include "../../fb/fb.h" +#include "../../randr/randrstr.h" +#include "inputstr.h" + +#include "Agent.h" +#include "Display.h" +#include "Screen.h" +#include "Extensions.h" +#include "Atoms.h" +#include "GCs.h" +#include "GCOps.h" +#include "Image.h" +#include "Drawable.h" +#include "Font.h" +#include "Colormap.h" +#include "Cursor.h" +#include "Visual.h" +#include "Events.h" +#include "Init.h" +#include "Args.h" +#include "Client.h" +#include "Options.h" +#include "Splash.h" +#include "Holder.h" +#include "Render.h" +#include "Trap.h" +#include "Keyboard.h" +#include "Pointer.h" +#include "Reconnect.h" +#include "Composite.h" +#include "Shadow.h" +#include "Utils.h" + +#include "Xrandr.h" +#include <X11/Xlibint.h> + +#include "Xatom.h" +#include "Xproto.h" + +#include "NXlib.h" + +#include "mibstorest.h" + +/* + * Set here the required log level. + */ + +#define PANIC +#define WARNING +#undef TEST +#undef DEBUG +#undef WATCH +#undef DUMP + +/* + * Display a pixmap on an shadow + * display used for debug. + */ + +#ifdef DUMP + +void nxagentShowPixmap(PixmapPtr pPixmap, int x, int y, int width, int height); + +void nxagentFbRestoreArea(PixmapPtr pPixmap, WindowPtr pWin, int xSrc, int ySrc, int width, + int height, int xDst, int yDst) +#endif + +#ifdef WATCH +#include "unistd.h" +#endif + +extern Bool nxagentIpaq; +extern Pixmap nxagentIconPixmap; +extern Pixmap nxagentIconShape; +extern Bool useXpmIcon; + +/* + * From randr/randr.c. + */ + +extern Bool RRGetInfo(ScreenPtr pScreen); +extern void RRSendConfigNotify(ScreenPtr pScreen); +extern void RREditConnectionInfo(ScreenPtr pScreen); + +Window nxagentDefaultWindows[MAXSCREENS]; +Window nxagentInputWindows[MAXSCREENS]; +Window nxagentScreenSaverWindows[MAXSCREENS]; + +#ifdef NXAGENT_ONSTART +Atom nxagentWMStart; +Window nxagentSplashWindow = None; +Pixmap nxagentPixmapLogo; +#endif + +ScreenPtr nxagentDefaultScreen = NULL; +int nxagentArgc = 0; +char **nxagentArgv = NULL; + +#ifdef NXAGENT_ARTSD + +char mcop_atom[] = "MCOPGLOBALS"; +Atom mcop_local_atom = None; +unsigned char fromHexNibble(char c); +void nxagentPropagateArtsdProperties(ScreenPtr pScreen, char *port); + +#endif + +Window nxagentIconWindow = None; +Window nxagentFullscreenWindow = None; + +#ifdef VIEWPORT_FRAME + +WindowPtr nxagentViewportFrameLeft; +WindowPtr nxagentViewportFrameRight; +WindowPtr nxagentViewportFrameAbove; +WindowPtr nxagentViewportFrameBelow; + +#endif /* #ifdef VIEWPORT_FRAME */ + +Bool nxagentCreateScreenResources(ScreenPtr pScreen); +void nxagentPrintAgentGeometry(char *hdrMessage, char *prefix); + +/* + * These variables are for shadowing feature. + */ + +int nxagentShadowResize = 0; + +WindowPtr nxagentShadowWindowPtr = NULL; + +static XID accessPixmapID; +static Window accessWindowID; +static int imageByteOrder; +static unsigned char nxagentMasterDepth; +static unsigned char nxagentCheckDepth = 0; +static unsigned int nxagentBppShadow; +static unsigned int nxagentBppMaster; +int nxagentShadowXConnectionNumber; +GCPtr nxagentShadowGCPtr = NULL; +PixmapPtr nxagentShadowPixmapPtr = NULL; +char * nxagentShadowBuffer; +unsigned char nxagentShadowDepth; +int nxagentShadowWidth; +int nxagentShadowHeight; +Display * nxagentShadowDisplay; +short nxagentShadowUid = -1; + +void nxagentShadowAdaptDepth(unsigned int, unsigned int, unsigned int, char **); + +RegionRec nxagentShadowUpdateRegion; + +#define NXAGENT_DEFAULT_DPI 75 + +/* + * From randr/randr.c. This was originally static + * but we need it here. + */ + +int TellChanged(WindowPtr pWin, pointer value); + +int nxagentBitsPerPixel(int depth) +{ + if (depth == 1) return 1; + else if (depth <= 8) return 8; + else if (depth <= 16) return 16; + else return 32; +} + +void nxagentSetScreenInfo(ScreenInfo *screenInfo) +{ + /* + * Setup global screen info parameters. In the Xnest + * server this stuff is done after having opened the + * real display as Xnest lets the screen reflect the + * order of the remote end. Agent will instead set + * the order according to local endianess and swap + * data whenever it is appropriate. + * + * From a standard implementation: + * + * screenInfo->imageByteOrder = IMAGE_BYTE_ORDER; + * screenInfo->bitmapScanlinePad = BITMAP_SCANLINE_PAD; + * screenInfo->bitmapScanlineUnit = BITMAP_SCANLINE_UNIT; + * screenInfo->bitmapBitOrder = BITMAP_BIT_ORDER; + * + * From Xnest implementation: + * + * screenInfo -> imageByteOrder = ImageByteOrder(nxagentDisplay); + * screenInfo -> bitmapScanlineUnit = BitmapUnit(nxagentDisplay); + * screenInfo -> bitmapScanlinePad = BitmapPad(nxagentDisplay); + * screenInfo -> bitmapBitOrder = BitmapBitOrder(nxagentDisplay); + */ + + screenInfo -> imageByteOrder = IMAGE_BYTE_ORDER; + screenInfo -> bitmapScanlinePad = BITMAP_SCANLINE_PAD; + screenInfo -> bitmapScanlineUnit = BITMAP_SCANLINE_UNIT; + screenInfo -> bitmapBitOrder = BITMAP_BIT_ORDER; + + #ifdef TEST + fprintf(stderr, "nxagentSetScreenInfo: Server image order is [%d] bitmap order is [%d].\n", + screenInfo -> imageByteOrder, screenInfo -> bitmapBitOrder); + + fprintf(stderr, "nxagentSetScreenInfo: Server scanline unit is [%d] scanline pad is [%d].\n", + screenInfo -> bitmapScanlineUnit, screenInfo -> bitmapScanlinePad); + #endif +} + +void nxagentSetPixmapFormats(ScreenInfo *screenInfo) +{ + int i; + + /* + * Formats are created with no care of which are supported + * on the real display. Creating only formats supported + * by the remote end makes troublesome handling migration + * of session from a display to another. + */ + + screenInfo -> numPixmapFormats = nxagentNumPixmapFormats; + + for (i = 0; i < nxagentNumPixmapFormats; i++) + { + screenInfo -> formats[i].depth = nxagentPixmapFormats[i].depth; + screenInfo -> formats[i].bitsPerPixel = nxagentPixmapFormats[i].bits_per_pixel; + screenInfo -> formats[i].scanlinePad = nxagentPixmapFormats[i].scanline_pad; + + #ifdef TEST + fprintf(stderr, "nxagentSetPixmapFormats: Set format at index [%d] to depth [%d] " + "bits per pixel [%d] scanline pad [%d].\n", i, + screenInfo -> formats[i].depth, screenInfo -> formats[i].bitsPerPixel, + screenInfo -> formats[i].scanlinePad); + #endif + } +} + +void nxagentMinimizeFromFullScreen(ScreenPtr pScreen) +{ + XUnmapWindow(nxagentDisplay, nxagentFullscreenWindow); + + if(nxagentIpaq) + { + XMapWindow(nxagentDisplay, nxagentIconWindow); + XIconifyWindow(nxagentDisplay, nxagentIconWindow, + DefaultScreen(nxagentDisplay)); + } + else + { + XIconifyWindow(nxagentDisplay, nxagentIconWindow, + DefaultScreen(nxagentDisplay)); + } +} + +void nxagentMaximizeToFullScreen(ScreenPtr pScreen) +{ + if(nxagentIpaq) + { + XUnmapWindow(nxagentDisplay, nxagentIconWindow); + + XMapWindow(nxagentDisplay, nxagentFullscreenWindow); + } + else + { +/* + XUnmapWindow(nxagentDisplay, nxagentIconWindow); +*/ + XMapRaised(nxagentDisplay, nxagentFullscreenWindow); + + XIconifyWindow(nxagentDisplay, nxagentIconWindow, + DefaultScreen(nxagentDisplay)); +/* + XMapWindow(nxagentDisplay, nxagentIconWindow); +*/ + } +} + +Window nxagentCreateIconWindow() +{ + XSetWindowAttributes attributes; + unsigned long valuemask; + char* window_name; + XTextProperty windowName; + XSizeHints sizeHints; + XWMHints wmHints; + Window w; + Mask mask; + + /* + * Create icon window. + */ + + attributes.override_redirect = False; + attributes.colormap = DefaultColormap(nxagentDisplay, DefaultScreen(nxagentDisplay)); + attributes.background_pixmap = nxagentScreenSaverPixmap; + valuemask = CWOverrideRedirect | CWBackPixmap | CWColormap; + + #ifdef TEST + fprintf(stderr, "nxagentCreateIconWindow: Going to create new icon window.\n"); + #endif + + w = XCreateWindow(nxagentDisplay, DefaultRootWindow(nxagentDisplay), + 0, 0, 1, 1, 0, + DefaultDepth(nxagentDisplay, DefaultScreen(nxagentDisplay)), + InputOutput, + DefaultVisual(nxagentDisplay, DefaultScreen(nxagentDisplay)), + valuemask, &attributes); + + #ifdef TEST + fprintf(stderr, "nxagentCreateIconWindow: Created new icon window with id [%ld].\n", + nxagentIconWindow); + #endif + + /* + * Set hints to the window manager for the icon window. + */ + + window_name = nxagentWindowName; + XStringListToTextProperty(&window_name, 1, &windowName); + sizeHints.flags = PMinSize | PMaxSize; + sizeHints.min_width = sizeHints.max_width = 1; + sizeHints.min_height = sizeHints.max_height = 1; + wmHints.flags = IconPixmapHint | IconMaskHint; + wmHints.initial_state = IconicState; + wmHints.icon_pixmap = nxagentIconPixmap; + + if (useXpmIcon) + { + wmHints.icon_mask = nxagentIconShape; + wmHints.flags = IconPixmapHint | IconMaskHint; + } + else + { + wmHints.flags = StateHint | IconPixmapHint; + } + + XSetWMProperties(nxagentDisplay, w, + &windowName, &windowName, + NULL , 0 , &sizeHints, &wmHints, NULL); + + /* + * Enable events from the icon window. + */ + + nxagentGetDefaultEventMask(&mask); + + XSelectInput(nxagentDisplay, w, (mask & ~(KeyPressMask | + KeyReleaseMask)) | StructureNotifyMask); + + /* + * Notify to client if user closes icon window. + */ + + if (nxagentWMIsRunning && !nxagentOption(Rootless)) + { + XlibAtom deleteWMAtom = nxagentAtoms[2]; /* WM_DELETE_WINDOW */ + + XSetWMProtocols(nxagentDisplay, w, &deleteWMAtom, 1); + } + + return w; +} + +Bool nxagentMagicPixelZone(int x, int y) +{ + return (x >= nxagentOption(Width) - 1 && y < 1); +} + +void nxagentSetScreenSaverTime(void) +{ + #ifdef TEST + fprintf(stderr, "nxagentSetScreenSaverTime: ScreenSaverTime was [%lu], ScreenSaverInterval was [%lu].\n", + ScreenSaverTime, ScreenSaverInterval); + #endif + + /* + * More than one timeout could be used here, + * to make use of screen-saver handler not + * only for the timeout feature. In a case + * like this, the lower timeout have to be + * used as ScreenSaverTime. + */ + + if (nxagentAutoDisconnectTimeout > 0) + { + ScreenSaverTime = nxagentAutoDisconnectTimeout; + } + + ScreenSaverInterval = ScreenSaverTime; + + #ifdef TEST + fprintf(stderr, "nxagentSetScreenSaverTime: ScreenSaverTime now is [%lu], ScreenSaverInterval now is [%lu].\n", + ScreenSaverTime, ScreenSaverInterval); + #endif +} + +static Bool nxagentSaveScreen(ScreenPtr pScreen, int what) +{ + #ifdef TEST + fprintf(stderr, "nxagentSaveScreen: Called for screen at [%p] with parameter [%d].\n", + (void *) pScreen, what); + + fprintf(stderr, "nxagentSaveScreen: SCREEN_SAVER_ON is [%d] SCREEN_SAVER_OFF is [%d] " + "SCREEN_SAVER_FORCER is [%d] SCREEN_SAVER_CYCLE is [%d].\n", + SCREEN_SAVER_ON, SCREEN_SAVER_OFF, SCREEN_SAVER_FORCER, + SCREEN_SAVER_CYCLE); + #endif + + /* + * We need only to reset the timeouts + * in this case. + */ + + if (what == SCREEN_SAVER_OFF) + { + nxagentAutoDisconnectTimeout = nxagentOption(Timeout) * MILLI_PER_SECOND; + + return 1; + } + + /* + * The lastDeviceEventTime is updated every time + * a device event is received, and it is used by + * WaitForSomething() to know when the SaveScreens() + * function should be called. This solution doesn't + * take care of a pointer button not released, so + * we have to handle this case by ourselves. + */ + +/* +FIXME: Do we need to check the key grab if the + autorepeat feature is disabled? +*/ + if (inputInfo.pointer -> button -> buttonsDown > 0) + { + #ifdef TEST + fprintf(stderr, "nxagentSaveScreen: Ignoring timeout, there is a pointer button down.\n"); + #endif + + /* + * Returning 0 the SaveScreens() function + * (which calls this one) tries to build + * a screen-saver creating a new window. + * We don't want this, so we return 1 in + * any case. + */ + + return 1; + } + + /* + * Handling the auto-disconnect feature. + * If there is any client attached and the persisten- + * ce is allowed then leave the session running, else + * terminate it. It should use something less brutal, + * though raising a signal should ensure that the code + * follows the usual execution path. + */ + + if (nxagentOption(Timeout) > 0) + { + #ifdef TEST + fprintf(stderr, "nxagentSaveScreen: Auto-disconnect timeout was [%d].\n", + nxagentAutoDisconnectTimeout); + #endif + + nxagentAutoDisconnectTimeout -= ScreenSaverTime; + + #ifdef TEST + fprintf(stderr, "nxagentSaveScreen: Auto-disconnect timeout is [%d].\n", + nxagentAutoDisconnectTimeout); + #endif + + if (nxagentSessionState == SESSION_UP && + nxagentAutoDisconnectTimeout <= 0) + { + nxagentAutoDisconnectTimeout = nxagentOption(Timeout) * MILLI_PER_SECOND; + + if (nxagentClients == 0) + { + fprintf(stderr, "Info: Terminating session with no client running.\n"); + + raise(SIGTERM); + } + else if (nxagentOption(Persistent) == 0) + { + fprintf(stderr, "Info: Terminating session with persistence not allowed.\n"); + + raise(SIGTERM); + } + else + { + fprintf(stderr, "Info: Suspending session with %d clients running.\n", + nxagentClients); + + raise(SIGHUP); + } + } + } + + return 1; +} + +Bool nxagentCreateScreenResources(ScreenPtr pScreen) +{ + Bool ret; + + CreatePixmapProcPtr savedCreatePixmap = pScreen->CreatePixmap; + ModifyPixmapHeaderProcPtr savedModifyPixmapHeader = pScreen->ModifyPixmapHeader; + + pScreen->CreatePixmap = fbCreatePixmap; + pScreen->ModifyPixmapHeader = miModifyPixmapHeader; + ret = miCreateScreenResources(pScreen); + + pScreen->CreatePixmap = savedCreatePixmap; + pScreen->ModifyPixmapHeader = savedModifyPixmapHeader; + + return ret; +} + +static Bool nxagentCursorOffScreen(ScreenPtr *pPtrScreen, int *x, int *y) +{ + return False; +} + +static void nxagentCrossScreen(ScreenPtr pScreen, Bool entering) +{ +} + +static miPointerScreenFuncRec nxagentPointerCursorFuncs = +{ + nxagentCursorOffScreen, + nxagentCrossScreen, + miPointerWarpCursor +}; + +#ifdef VIEWPORT_FRAME + +void nxagentInitViewportFrame(ScreenPtr pScreen, WindowPtr pRootWin) +{ + int error = Success; + VisualID visual = 0; + int i; + XID xid; + + if (nxagentOption(Rootless)) + { + return; + } + + for (i = 0; i < pScreen -> numDepths; i++) + { + if (pScreen -> allowedDepths[i].depth == pRootWin -> drawable.depth) + { + visual = pScreen -> allowedDepths[i].vids[0]; + break; + } + } + + /* + * It is not necessary create the windows on the real X server. But this + * windows are not visible. Create them it is not a great effort, and avoids + * many errors. + * + * nxagentScreenTrap = True; + */ + + xid = FakeClientID(serverClient -> index); + + #ifdef TEST + fprintf(stderr, "nxagentInitViewportFrame: XID = [%lx]\n", xid); + #endif + + nxagentViewportFrameLeft = CreateWindow(xid, pRootWin, -NXAGENT_FRAME_WIDTH, 0, NXAGENT_FRAME_WIDTH, + pRootWin -> drawable.height, + 0, InputOutput, 0, NULL, + pRootWin -> drawable.depth, + serverClient, visual, &error); + + AddResource(xid, RT_WINDOW, (pointer) nxagentViewportFrameLeft); + + if (error != Success) + { + #ifdef WARNING + fprintf(stderr, "nxagentInitViewportFrame: Error creating nxagentViewportFrameLeft.\n"); + #endif + + error = Success; + } + + xid = FakeClientID(serverClient -> index); + + #ifdef TEST + fprintf(stderr, "nxagentInitViewportFrame: XID = [%lx]\n", xid); + #endif + + nxagentViewportFrameRight = CreateWindow(xid, pRootWin, pRootWin -> drawable.width, 0, + NXAGENT_FRAME_WIDTH, + pRootWin -> drawable.height, + 0, InputOutput, 0, NULL, + pRootWin -> drawable.depth, + serverClient, visual, + &error); + + AddResource(xid, RT_WINDOW, (pointer) nxagentViewportFrameRight); + + if (error != Success) + { + #ifdef WARNING + fprintf(stderr, "nxagentInitViewportFrame: Error creating nxagentViewportFrameRight.\n"); + #endif + + error = Success; + } + + xid = FakeClientID(serverClient -> index); + + #ifdef TEST + fprintf(stderr, "nxagentInitViewportFrame: XID = [%lx]\n", xid); + #endif + + nxagentViewportFrameAbove = CreateWindow(xid, pRootWin, 0, -NXAGENT_FRAME_WIDTH, + pRootWin -> drawable.width, + NXAGENT_FRAME_WIDTH, 0, + InputOutput, 0, NULL, + pRootWin -> drawable.depth, + serverClient, visual, + &error); + + AddResource(xid, RT_WINDOW, (pointer) nxagentViewportFrameAbove); + + if (error != Success) + { + #ifdef WARNING + fprintf(stderr, "nxagentInitViewportFrame: Error creating nxagentViewportFrameAbove.\n"); + #endif + + error = Success; + } + + xid = FakeClientID(serverClient -> index); + + #ifdef TEST + fprintf(stderr, "nxagentInitViewportFrame: XID = [%lx]\n", xid); + #endif + + nxagentViewportFrameBelow = CreateWindow(xid, pRootWin, 0, + pRootWin -> drawable.height, + pRootWin -> drawable.width, + NXAGENT_FRAME_WIDTH, 0, + InputOutput, 0, NULL, + pRootWin -> drawable.depth, + serverClient, visual, &error); + + AddResource(xid, RT_WINDOW, (pointer) nxagentViewportFrameBelow); + + if (error != Success) + { + #ifdef WARNING + fprintf(stderr, "nxagentInitViewportFrame: Error creating nxagentViewportFrameBelow.\n"); + #endif + } + + nxagentViewportFrameLeft -> overrideRedirect = 1; + nxagentViewportFrameRight -> overrideRedirect = 1; + nxagentViewportFrameAbove -> overrideRedirect = 1; + nxagentViewportFrameBelow -> overrideRedirect = 1; + + MapWindow(nxagentViewportFrameLeft, serverClient); + MapWindow(nxagentViewportFrameRight, serverClient); + MapWindow(nxagentViewportFrameAbove, serverClient); + MapWindow(nxagentViewportFrameBelow, serverClient); + + /* + * nxagentScreenTrap = False; + */ +} + +#endif /* #ifdef VIEWPORT_FRAME */ + +void nxagentPrintAgentGeometry(char *hdrMessage, char *prefix) +{ + #ifdef WARNING + + if (prefix == NULL) + { + prefix = ""; + } + + if (hdrMessage) + { + fprintf(stderr, "--------------- %s -----------------.\n", hdrMessage); + } + + fprintf(stderr, "%s Root window at offset (%d,%d) size (%d,%d).\n", prefix, + nxagentOption(RootX), nxagentOption(RootY), + nxagentOption(RootWidth), nxagentOption(RootHeight)); + + fprintf(stderr, "%s Default window at offset (%d,%d) size (%d,%d) border size %d.\n", prefix, + nxagentOption(X), nxagentOption(Y), nxagentOption(Width), nxagentOption(Height), + nxagentOption(BorderWidth)); + + fprintf(stderr, "%s Span between root window and default window is (%d,%d).\n", prefix, + nxagentOption(ViewportXSpan), nxagentOption(ViewportYSpan)); + + fprintf(stderr, "%s Default window in window mode has offset (%d,%d) and size (%d,%d).\n", prefix, + nxagentOption(SavedX), nxagentOption(SavedY), nxagentOption(SavedWidth), nxagentOption(SavedHeight)); + + fprintf(stderr, "%s Fullscreen is %s.\n", prefix, + nxagentOption(Fullscreen) ? "ON" : "OFF"); + + fprintf(stderr, "%s Desktop resize mode is %s.\n", prefix, + nxagentOption(DesktopResize) ? "ON" : "OFF"); + + fprintf(stderr, "%s Resize desktop at startup is %s.\n", prefix, + nxagentResizeDesktopAtStartup ? "ON" : "OFF"); + + #endif +} + +static int nxagentColorOffset(unsigned long mask) +{ + int count; + + for (count = 0; !(mask & 1) && count < 32; count++) + { + mask >>= 1; + } + + return count; +} + +Bool nxagentOpenScreen(int index, ScreenPtr pScreen, + int argc, char *argv[]) +{ + VisualPtr visuals; + DepthPtr depths; + int numVisuals, numDepths; + int i, j, depthIndex; + unsigned long valuemask; + XSetWindowAttributes attributes; + XWindowAttributes gattributes; + XSizeHints sizeHints; + XWMHints wmHints; + Mask mask; + Bool resetAgentPosition = False; + + VisualID defaultVisual; + int rootDepth; + + pointer pFrameBufferBits; + int bitsPerPixel; + int sizeInBytes; + + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Called for screen index [%d].\n", + index); + #endif + + if (nxagentRenderEnable && nxagentReconnectTrap == False) + { + PictureScreenPrivateIndex = -1; + } + + nxagentDefaultScreen = pScreen; + + nxagentQueryAtoms(pScreen); + + #ifdef NXAGENT_ONSTART + nxagentWMStart = nxagentAtoms[3]; /* WM_NX_READY */ + #endif + + /* + * Forced geometry parameter + * to user geometry. + */ + + if (nxagentResizeDesktopAtStartup) + { + if (nxagentUserGeometry.flag & XValue) + { + nxagentChangeOption(X, nxagentUserGeometry.X); + } + + if (nxagentUserGeometry.flag & YValue) + { + nxagentChangeOption(Y, nxagentUserGeometry.Y); + } + + if (nxagentUserGeometry.flag & WidthValue) + { + nxagentChangeOption(Width, nxagentUserGeometry.Width); + nxagentChangeOption(RootWidth, nxagentUserGeometry.Width); + + if (nxagentOption(SavedWidth) > nxagentUserGeometry.Width) + { + nxagentChangeOption(SavedWidth, nxagentUserGeometry.Width); + } + } + + if (nxagentUserGeometry.flag & HeightValue) + { + nxagentChangeOption(Height, nxagentUserGeometry.Height); + nxagentChangeOption(RootHeight, nxagentUserGeometry.Height); + + if (nxagentOption(SavedHeight) > nxagentUserGeometry.Height) + { + nxagentChangeOption(SavedHeight, nxagentUserGeometry.Height); + } + } + } + + /* + * This is first time the + * screen is initialized. + * Filling the geometry parameter + * from user geometry. + */ + + if (nxagentReconnectTrap == False) + { + if (nxagentUserGeometry.flag & XValue) + { + nxagentChangeOption(X, nxagentUserGeometry.X); + } + + if (nxagentUserGeometry.flag & YValue) + { + nxagentChangeOption(Y, nxagentUserGeometry.Y); + } + + if (nxagentUserGeometry.flag & WidthValue) + { + nxagentChangeOption(RootWidth, nxagentUserGeometry.Width); + } + + if (nxagentUserGeometry.flag & HeightValue) + { + nxagentChangeOption(RootHeight, nxagentUserGeometry.Height); + } + } + else if (nxagentWMIsRunning && !nxagentOption(Rootless) && !nxagentOption(Fullscreen)) + { + /* + * At reconnection, try to estimate the shift due to WM reparenting. + */ + + if (nxagentOption(X) >= 6) + { + nxagentChangeOption(X, nxagentOption(X) - 6); + } + + if (nxagentOption(Y) >= 25) + { + nxagentChangeOption(Y, nxagentOption(Y) - 25); + } + } + + /* + * Determine the size of the root window. + * It is the maximum size of the screen + * if we are either in rootless or in + * fullscreen mode. + */ + + if (nxagentOption(Rootless) == False && nxagentWMIsRunning == False) + { + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Forcing fullscreen mode with no window manager running.\n"); + #endif + + nxagentChangeOption(Fullscreen, True); + + if (nxagentOption(ClientOs) == ClientOsWinnt) + { + NXSetExposeParameters(nxagentDisplay, 0, 0, 0); + } + } + + if (nxagentOption(Fullscreen) && + nxagentWMIsRunning && + nxagentReconnectTrap && + nxagentResizeDesktopAtStartup == False && + nxagentXServerGeometryChanged()) + { + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Forcing window mode with server geometry changed.\n"); + #endif + + nxagentChangeOption(Fullscreen, False); + + resetAgentPosition = True; + } + + if (nxagentOption(Fullscreen)) + { + nxagentChangeOption(X, 0); + nxagentChangeOption(Y, 0); + + nxagentChangeOption(Width, WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay))); + nxagentChangeOption(Height, HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay))); + + nxagentChangeOption(BorderWidth, 0); + + if (nxagentReconnectTrap == False || nxagentResizeDesktopAtStartup) + { + nxagentChangeOption(RootWidth, WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay))); + nxagentChangeOption(RootHeight, HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay))); + + if (nxagentOption(RootWidth) > WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay))) + { + nxagentChangeOption(SavedWidth, WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) * 3 / 4); + } + else + { + nxagentChangeOption(SavedWidth, nxagentOption(RootWidth)); + } + + if (nxagentOption(RootHeight) > HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay))) + { + nxagentChangeOption(SavedHeight, HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) * 3 / 4); + } + else + { + nxagentChangeOption(SavedHeight, nxagentOption(RootHeight)); + } + } + + nxagentChangeOption(RootX, ((WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) - + nxagentOption(RootWidth)) / 2)); + nxagentChangeOption(RootY, ((HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) - + nxagentOption(RootHeight)) / 2)); + } + else + { + nxagentChangeOption(BorderWidth, 0); + + if (nxagentReconnectTrap == False) + { + nxagentChangeOption(RootX, 0); + nxagentChangeOption(RootY, 0); + + nxagentChangeOption(Width, nxagentOption(RootWidth)); + nxagentChangeOption(Height, nxagentOption(RootHeight)); + } + + /* + * Be sure that the agent window won't be bigger + * than the root window. + */ + + if (nxagentOption(Width) > nxagentOption(RootWidth)) + { + nxagentChangeOption(Width, nxagentOption(RootWidth)); + } + + if (nxagentOption(Height) > nxagentOption(RootHeight)) + { + nxagentChangeOption(Height, nxagentOption(RootHeight)); + } + + /* + * Be sure that the agent window won't be bigger + * than the X server root window. + */ + + if (nxagentOption(Width) > WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay))) + { + nxagentChangeOption(Width, WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) * 3 / 4); + } + + if (nxagentOption(Height) > HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay))) + { + nxagentChangeOption(Height, HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) * 3 / 4); + } + + /* + * Forcing the agent window geometry to be equal to + * the root window geometry the first time the + * screen is initialized if the geometry hasn't been + * esplicitly set in the option file and if + * the root window isn't bigger than the X server + * root window.. + */ + + if (nxagentReconnectTrap == False) + { + if ((nxagentOption(RootWidth) < WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay))) && + !(nxagentUserGeometry.flag & WidthValue)) + { + nxagentChangeOption(Width, nxagentOption(RootWidth)); + } + + if ((nxagentOption(RootHeight) < HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay))) && + !(nxagentUserGeometry.flag & HeightValue)) + { + nxagentChangeOption(Height, nxagentOption(RootHeight)); + } + } + + if (resetAgentPosition) + { + nxagentChangeOption(X, ((WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) - + nxagentOption(Width)) / 2)); + + nxagentChangeOption(Y, ((HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) - + nxagentOption(Height)) / 2)); + } + + nxagentChangeOption(SavedWidth, nxagentOption(RootWidth)); + nxagentChangeOption(SavedHeight, nxagentOption(RootHeight)); + } + + if (nxagentOption(Rootless)) + { + nxagentChangeOption(RootWidth, WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay))); + nxagentChangeOption(RootHeight, HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay))); + } + + nxagentChangeOption(SavedRootWidth, nxagentOption(RootWidth)); + nxagentChangeOption(SavedRootHeight, nxagentOption(RootHeight)); + + nxagentChangeOption(ViewportXSpan, nxagentOption(Width) - nxagentOption(RootWidth)); + nxagentChangeOption(ViewportYSpan, nxagentOption(Height) - nxagentOption(RootHeight)); + + if (nxagentReconnectTrap == 0) + { + if (nxagentOption(Persistent)) + { + nxagentArgc = argc; + nxagentArgv = argv; + } + + #ifdef NXAGENT_TIMESTAMP + + { + extern unsigned long startTime; + + fprintf(stderr, "Screen: going to open screen, time is [%d] milliseconds.\n", + GetTimeInMillis() - startTime); + } + + #endif + + /* + * Initialize all our privates. + */ + + if (AllocateWindowPrivate(pScreen, nxagentWindowPrivateIndex, sizeof(nxagentPrivWindowRec)) == 0 || + AllocateGCPrivate(pScreen, nxagentGCPrivateIndex, sizeof(nxagentPrivGC)) == 0 || + AllocateClientPrivate(nxagentClientPrivateIndex, sizeof(PrivClientRec)) == 0 || + AllocatePixmapPrivate(pScreen, nxagentPixmapPrivateIndex, sizeof(nxagentPrivPixmapRec)) == 0) + { + return False; + } + + /* + * Initialize the depths. + */ + + depths = (DepthPtr) xalloc(nxagentNumDepths * sizeof(DepthRec)); + + for (i = 0; i < nxagentNumDepths; i++) + { + depths[i].depth = nxagentDepths[i]; + depths[i].numVids = 0; + depths[i].vids = (VisualID *) xalloc(MAXVISUALSPERDEPTH * sizeof(VisualID)); + } + + /* + * Initialize the visuals. + */ + + numVisuals = 0; + numDepths = nxagentNumDepths; + + visuals = (VisualPtr) xalloc(nxagentNumVisuals * sizeof(VisualRec)); + + for (i = 0; i < nxagentNumVisuals; i++) + { + visuals[numVisuals].vid = FakeClientID(0); + visuals[numVisuals].class = nxagentVisuals[i].class; + visuals[numVisuals].bitsPerRGBValue = nxagentVisuals[i].bits_per_rgb; + visuals[numVisuals].ColormapEntries = nxagentVisuals[i].colormap_size; + visuals[numVisuals].nplanes = nxagentVisuals[i].depth; + visuals[numVisuals].redMask = nxagentVisuals[i].red_mask; + visuals[numVisuals].greenMask = nxagentVisuals[i].green_mask; + visuals[numVisuals].blueMask = nxagentVisuals[i].blue_mask; + visuals[numVisuals].offsetRed = nxagentColorOffset(nxagentVisuals[i].red_mask); + visuals[numVisuals].offsetGreen = nxagentColorOffset(nxagentVisuals[i].green_mask); + visuals[numVisuals].offsetBlue = nxagentColorOffset(nxagentVisuals[i].blue_mask); + + /* + * Check for and remove the duplicates. + */ + + for (j = 0; j < numVisuals; j++) + { + if (visuals[numVisuals].class == visuals[j].class && + visuals[numVisuals].bitsPerRGBValue == visuals[j].bitsPerRGBValue && + visuals[numVisuals].ColormapEntries == visuals[j].ColormapEntries && + visuals[numVisuals].nplanes == visuals[j].nplanes && + visuals[numVisuals].redMask == visuals[j].redMask && + visuals[numVisuals].greenMask == visuals[j].greenMask && + visuals[numVisuals].blueMask == visuals[j].blueMask && + visuals[numVisuals].offsetRed == visuals[j].offsetRed && + visuals[numVisuals].offsetGreen == visuals[j].offsetGreen && + visuals[numVisuals].offsetBlue == visuals[j].offsetBlue) + break; + } + + if (j < numVisuals) + continue; + + depthIndex = UNDEFINED; + + for (j = 0; j < numDepths; j++) + { + if (depths[j].depth == nxagentVisuals[i].depth) + { + depthIndex = j; + break; + } + } + + if (depthIndex == UNDEFINED) + { + #ifdef WARNING + fprintf(stderr, "nxagentOpenScreen: WARNING! Can't find a matching depth for visual depth [%d].\n", + nxagentVisuals[i].depth); + #endif + + depthIndex = numDepths; + + depths[depthIndex].depth = nxagentVisuals[i].depth; + depths[depthIndex].numVids = 0; + depths[depthIndex].vids = (VisualID *) xalloc(MAXVISUALSPERDEPTH * sizeof(VisualID)); + + numDepths++; + } + + if (depths[depthIndex].numVids >= MAXVISUALSPERDEPTH) + { + FatalError("Visual table overflow"); + } + + depths[depthIndex].vids[depths[depthIndex].numVids] = visuals[numVisuals].vid; + + depths[depthIndex].numVids++; + + numVisuals++; + } + + defaultVisual = visuals[nxagentDefaultVisualIndex].vid; + rootDepth = visuals[nxagentDefaultVisualIndex].nplanes; + + nxagentInitAlphaVisual(); + + bitsPerPixel = nxagentBitsPerPixel(rootDepth); + + if (bitsPerPixel == 1) + { + sizeInBytes = PixmapBytePad(nxagentOption(RootWidth), rootDepth) * nxagentOption(RootHeight); + } + else + { + sizeInBytes = PixmapBytePad(nxagentOption(RootWidth), rootDepth) * nxagentOption(RootHeight) * bitsPerPixel/8; + } + + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Frame buffer allocated. rootDepth " + "[%d] bitsPerPixel [%d] sizeInBytes [%d]\n", rootDepth, bitsPerPixel, sizeInBytes); + #endif + + pFrameBufferBits = (char *) Xalloc(sizeInBytes); + + if (!pFrameBufferBits) + { + return FALSE; + } + + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Before fbScreenInit numVisuals [%d] numDepths [%d] " + "rootDepth [%d] defaultVisual [%ld].\n", numVisuals, numDepths, + rootDepth, defaultVisual); + #endif + + if (monitorResolution < 1) + { + monitorResolution = NXAGENT_DEFAULT_DPI; + } + + if (!fbScreenInit(pScreen, pFrameBufferBits, nxagentOption(RootWidth), nxagentOption(RootHeight), + monitorResolution, monitorResolution, PixmapBytePad(nxagentOption(RootWidth), rootDepth), bitsPerPixel)) + { + return FALSE; + } + + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: After fbScreenInit numVisuals [%d] numDepths [%d] " + "rootDepth [%d] defaultVisual [%ld].\n", numVisuals, numDepths, + rootDepth, defaultVisual); + #endif + + /* + * Complete the initialization of the GLX + * extension. This will add the GLX visuals + * and will modify numVisuals and numDepths. + */ + + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Before GLX numVisuals [%d] numDepths [%d] " + "rootDepth [%d] defaultVisual [%ld].\n", numVisuals, numDepths, + rootDepth, defaultVisual); + #endif + + nxagentInitGlxExtension(&visuals, &depths, &numVisuals, &numDepths, + &rootDepth, &defaultVisual); + + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: After GLX numVisuals [%d] numDepths [%d] " + "rootDepth [%d] defaultVisual [%ld].\n", numVisuals, numDepths, + rootDepth, defaultVisual); + #endif + + /* + * Replace the visuals and depths initialized + * by fbScreenInit with our own. + */ + + xfree(pScreen -> visuals); + xfree(pScreen -> allowedDepths); + + pScreen -> visuals = visuals; + pScreen -> allowedDepths = depths; + pScreen -> numVisuals = numVisuals; + pScreen -> numDepths = numDepths; + pScreen -> rootVisual = defaultVisual; + pScreen -> rootDepth = rootDepth; + + /* + * Complete the initialization of the RANDR + * extension. + */ + + nxagentInitRandRExtension(pScreen); + + /* + * Set up the internal structures used for + * tracking the proxy resources associated + * to the unpack and split operations. + */ + + nxagentInitSplitResources(); + nxagentInitUnpackResources(); + + /* + * Initializing the pixmaps that will serve as + * "placeholders" in lazy encoding. We need one + * pixmap for each depth. + */ + + for (i = 0; i < numDepths; i++) + { + nxagentMarkPlaceholderNotLoaded(i); + } + + #ifdef WATCH + + fprintf(stderr, "nxagentOpenScreen: Watchpoint 7.\n"); + +/* +Reply Total Cached Bits In Bits Out Bits/Reply Ratio +------- ----- ------ ------- -------- ---------- ----- +N/A +*/ + + sleep(30); + + #endif + + if (nxagentParentWindow != 0) + { + /* + * This would cause a GetWindowAttributes + * and a GetGeometry (asynchronous) reply. + */ + + XGetWindowAttributes(nxagentDisplay, nxagentParentWindow, &gattributes); + + nxagentChangeOption(Width, gattributes.width); + nxagentChangeOption(Height, gattributes.height); + } + + if (nxagentOption(Fullscreen)) + { + attributes.override_redirect = True; + + /* + * We need to disable the host's screensaver or + * it will otherwise grab the screen even if it + * is under agent's control. + */ + + XSetScreenSaver(nxagentDisplay, 0, 0, DefaultExposures, DefaultBlanking); + } + + if (nxagentTrue24) + { + fbGetScreenPrivate(pScreen) -> win32bpp = visuals[nxagentDefaultVisualIndex].nplanes; + fbGetScreenPrivate(pScreen) -> pix32bpp = visuals[nxagentDefaultVisualIndex].nplanes; + } + else + { + fbGetScreenPrivate(pScreen) -> win32bpp = 32; + fbGetScreenPrivate(pScreen) -> pix32bpp = 32; + } + + /* + * We call miScreenInit with NULL in place of the screen area if we + * don't want to initialize the frame buffer. + * + * if (!miScreenInit(pScreen, NULL, nxagentOption(RootWidth), + * nxagentOption(RootHeight), 1, 1, nxagentOption(RootWidth), + * visuals[nxagentDefaultVisualIndex].nplanes, / * Root depth. * / + * numDepths, depths, + * visuals[nxagentDefaultVisualIndex].vid,* Root visual. * / + * numVisuals, visuals)) + * return FALSE; + */ + + pScreen->defColormap = (Colormap) FakeClientID(0); + pScreen->minInstalledCmaps = MINCMAPS; + pScreen->maxInstalledCmaps = MAXCMAPS; + + pScreen->whitePixel = nxagentWhitePixel; + pScreen->blackPixel = nxagentBlackPixel; + /* rgf */ + /* GCperDepth */ + /* PixmapPerDepth */ + /* WindowPrivateLen */ + /* WindowPrivateSizes */ + /* totalWindowSize */ + /* GCPrivateLen */ + /* GCPrivateSizes */ + /* totalGCSize */ + + /* + * Random screen procedures. + */ + + pScreen->CloseScreen = nxagentCloseScreen; + pScreen->QueryBestSize = nxagentQueryBestSize; + pScreen->SaveScreen = nxagentSaveScreen; + pScreen->GetImage = nxagentGetImage; + pScreen->GetSpans = nxagentGetSpans; + pScreen->PointerNonInterestBox = (void (*)()) 0; + pScreen->SourceValidate = (void (*)()) 0; + + pScreen->CreateScreenResources = nxagentCreateScreenResources; + + /* + * Window Procedures. + * + * Note that the following functions are not + * replaced with nxagent counterparts: + * + * ValidateTreeProcPtr ValidateTree; + * ClearToBackgroundProcPtr ClearToBackground; + * + * Note also that the ConfigureWindow procedure + * has not a pointer in the screen structure. + */ + + pScreen->CreateWindow = nxagentCreateWindow; + pScreen->DestroyWindow = nxagentDestroyWindow; + pScreen->PositionWindow = nxagentPositionWindow; + pScreen->ChangeWindowAttributes = nxagentChangeWindowAttributes; + pScreen->RealizeWindow = nxagentRealizeWindow; + pScreen->UnrealizeWindow = nxagentUnrealizeWindow; + pScreen->PostValidateTree = nxagentPostValidateTree; + pScreen->WindowExposures = nxagentWindowExposures; + pScreen->PaintWindowBackground = nxagentPaintWindowBackground; + pScreen->PaintWindowBorder = nxagentPaintWindowBorder; + pScreen->CopyWindow = nxagentCopyWindow; + pScreen->ClipNotify = nxagentClipNotify; + pScreen->RestackWindow = nxagentRestackWindow; + pScreen->ReparentWindow = nxagentReparentWindow; + + /* + * Pixmap procedures. + */ + + pScreen->CreatePixmap = nxagentCreatePixmap; + pScreen->DestroyPixmap = nxagentDestroyPixmap; + + /* + * This is originally miModifyPixmapHeader() + * from miscrinit.c. It is used to recycle + * the scratch pixmap for this screen. + */ + + pScreen->ModifyPixmapHeader = nxagentModifyPixmapHeader; + + /* + * Font procedures. + */ + + pScreen->RealizeFont = nxagentRealizeFont; + pScreen->UnrealizeFont = nxagentUnrealizeFont; + + /* + * GC procedures. + */ + + pScreen->CreateGC = nxagentCreateGC; + pScreen->BitmapToRegion = nxagentPixmapToRegion; + + /* + * Colormap procedures. + */ + + pScreen->CreateColormap = nxagentCreateColormap; + pScreen->DestroyColormap = nxagentDestroyColormap; + pScreen->InstallColormap = nxagentInstallColormap; + pScreen->UninstallColormap = nxagentUninstallColormap; + pScreen->ListInstalledColormaps = nxagentListInstalledColormaps; + pScreen->StoreColors = nxagentStoreColors; + pScreen->ResolveColor = nxagentResolveColor; + + /* + * Backing store procedures. + */ + + pScreen->SaveDoomedAreas = (void (*)()) 0; + pScreen->RestoreAreas = (RegionPtr (*)()) 0; + pScreen->ExposeCopy = (void (*)()) 0; + pScreen->TranslateBackingStore = (RegionPtr (*)()) 0; + pScreen->ClearBackingStore = (RegionPtr (*)()) 0; + pScreen->DrawGuarantee = (void (*)()) 0; + + if (enableBackingStore == 1) + { + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Going to initialize backing store.\n"); + #endif + + pScreen -> BackingStoreFuncs.SaveAreas = nxagentSaveAreas; + pScreen -> BackingStoreFuncs.RestoreAreas = nxagentRestoreAreas; + pScreen -> BackingStoreFuncs.SetClipmaskRgn = 0; + pScreen -> BackingStoreFuncs.GetImagePixmap = 0; + pScreen -> BackingStoreFuncs.GetSpansPixmap = 0; + + miInitializeBackingStore(pScreen); + } + + /* + * OS layer procedures. + */ + + pScreen->BlockHandler = (ScreenBlockHandlerProcPtr) NoopDDA; + pScreen->WakeupHandler = (ScreenWakeupHandlerProcPtr) NoopDDA; + pScreen->blockData = NULL; + pScreen->wakeupData = NULL; + + #ifdef RENDER + + /* + * Initialize picture support. This have to be + * placed here because miDCInitialize calls + * DamageSetup, that should wrap the picture + * screen functions. So PictureInit has to be + * called before. + */ + + if (nxagentRenderEnable && !nxagentReconnectTrap) + { + if (!nxagentPictureInit(pScreen, 0, 0)) + { + nxagentRenderEnable = False; + + return FALSE; + } + + if (nxagentAlphaEnabled) + { + fprintf(stderr, "Info: Using alpha channel in render extension.\n"); + } + } + + #endif /* RENDER */ + + /* + * From misprite.c: called from device-dependent screen + * initialization proc after all of the function pointers + * have been stored in the screen structure. + */ + + miDCInitialize(pScreen, &nxagentPointerCursorFuncs); + + /* + * Cursor Procedures. + */ + + pScreen->ConstrainCursor = nxagentConstrainCursor; + pScreen->CursorLimits = nxagentCursorLimits; + pScreen->DisplayCursor = nxagentDisplayCursor; + pScreen->RealizeCursor = nxagentRealizeCursor; + pScreen->UnrealizeCursor = nxagentUnrealizeCursor; + pScreen->RecolorCursor = nxagentRecolorCursor; + pScreen->SetCursorPosition = nxagentSetCursorPosition; + + #define POSITION_OFFSET (pScreen->myNum * (nxagentOption(Width) + \ + nxagentOption(Height)) / 32) + } + + #ifdef TEST + nxagentPrintAgentGeometry(NULL, "nxagentOpenScreen:"); + #endif + + if (nxagentDoFullGeneration == 1 || + nxagentReconnectTrap == 1) + { + valuemask = CWBackPixel | CWEventMask | CWColormap | + (nxagentOption(Fullscreen) == 1 ? CWOverrideRedirect : 0); + + attributes.background_pixel = nxagentBlackPixel; + + nxagentGetDefaultEventMask((Mask*)&attributes.event_mask); + + attributes.colormap = nxagentDefaultVisualColormap(nxagentDefaultVisual(pScreen)); + + if (nxagentOption(Fullscreen) == 1) + { + attributes.override_redirect = True; + + if (nxagentReconnectTrap) + { + /* + * We need to disable the host's screensaver or + * it will otherwise grab the screen even if it + * is under agent's control. + */ + + XSetScreenSaver(nxagentDisplay, 0, 0, DefaultExposures, DefaultBlanking); + } + } + + /* + * This would be used when running agent + * embedded into another X window. + */ + + if (nxagentParentWindow != 0) + { + nxagentDefaultWindows[pScreen->myNum] = nxagentParentWindow; + + nxagentGetDefaultEventMask(&mask); + + XSelectInput(nxagentDisplay, nxagentDefaultWindows[pScreen->myNum], mask); + } + else + { + /* + * Create any top-level window as a child of the + * real root of the remote display. See also the + * InitRootWindow() procedure and the function + * handling the splash screen. + */ + + if (nxagentOption(Rootless) == True) + { + nxagentDefaultWindows[pScreen->myNum] = DefaultRootWindow(nxagentDisplay); + + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Using root window id [%ld].\n", + nxagentDefaultWindows[pScreen->myNum]); + #endif + } + + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Going to create new default window.\n"); + #endif + + nxagentDefaultWindows[pScreen->myNum] = + XCreateWindow(nxagentDisplay, + DefaultRootWindow(nxagentDisplay), + nxagentOption(X) + POSITION_OFFSET, + nxagentOption(Y) + POSITION_OFFSET, + nxagentOption(Width), + nxagentOption(Height), + nxagentOption(BorderWidth), + pScreen->rootDepth, + InputOutput, + nxagentDefaultVisual(pScreen), + valuemask, &attributes); + + if (nxagentOption(Rootless) == 0) + { + valuemask = CWEventMask; + mask = PointerMotionMask; + attributes.event_mask = mask; + + nxagentInputWindows[pScreen -> myNum] = + XCreateWindow(nxagentDisplay, + nxagentDefaultWindows[pScreen -> myNum], + 0, 0, + nxagentOption(Width), + nxagentOption(Height), + 0, 0, InputOnly, + nxagentDefaultVisual(pScreen), + valuemask , &attributes); + } + + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Created new default window with id [%ld].\n", + nxagentDefaultWindows[pScreen->myNum]); + #endif + + if (nxagentOption(Fullscreen)) + { + nxagentFullscreenWindow = nxagentDefaultWindows[pScreen->myNum]; + } + + if (nxagentIpaq) + { + XWindowChanges ch; + unsigned int ch_mask; + + ch.stack_mode = Below; + ch_mask = CWStackMode; + + XConfigureWindow(nxagentDisplay, nxagentFullscreenWindow, ch_mask, &ch); + } + } + + if (nxagentOption(Fullscreen)) + { + /* + * FIXME: Do we still need to set this property? + */ + + if (nxagentAtoms[8] != 0) + { + XChangeProperty(nxagentDisplay, + nxagentDefaultWindows[pScreen->myNum], + nxagentAtoms[8], /* NX_AGENT_SIGNATURE */ + XA_STRING, + 8, + PropModeReplace, + (unsigned char*) "X-AGENT", + strlen("X-AGENT")); + } + + nxagentGetDefaultEventMask(&mask); + + XSelectInput(nxagentDisplay, nxagentFullscreenWindow, mask); + } + + sizeHints.flags = PPosition | PMinSize | PMaxSize; + sizeHints.x = nxagentOption(X) + POSITION_OFFSET; + sizeHints.y = nxagentOption(Y) + POSITION_OFFSET; + sizeHints.min_width = MIN_NXAGENT_WIDTH; + sizeHints.min_height = MIN_NXAGENT_HEIGHT; + + sizeHints.width = nxagentOption(RootWidth); + sizeHints.height = nxagentOption(RootHeight); + + if (nxagentOption(DesktopResize) == 1) + { + sizeHints.max_width = WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)); + sizeHints.max_height = HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay)); + } + else + { + sizeHints.max_width = nxagentOption(RootWidth); + sizeHints.max_height = nxagentOption(RootHeight); + } + + if (nxagentUserGeometry.flag & XValue || nxagentUserGeometry.flag & YValue) + sizeHints.flags |= USPosition; + if (nxagentUserGeometry.flag & WidthValue || nxagentUserGeometry.flag & HeightValue) + sizeHints.flags |= USSize; + + XSetStandardProperties(nxagentDisplay, + nxagentDefaultWindows[pScreen->myNum], + nxagentWindowName, + nxagentWindowName, + nxagentIconPixmap, + argv, argc, &sizeHints); + + wmHints.icon_pixmap = nxagentIconPixmap; + + if (useXpmIcon) + { + wmHints.icon_mask = nxagentIconShape; + wmHints.flags = IconPixmapHint | IconMaskHint; + } + else + { + wmHints.flags = IconPixmapHint; + } + + XSetWMHints(nxagentDisplay, nxagentDefaultWindows[pScreen->myNum], &wmHints); + + /* + * Clear the window but let it unmapped. We'll map it + * at the time the we'll initialize our screen root + * and only if we are not running in rootless mode. + */ + + XClearWindow(nxagentDisplay, nxagentDefaultWindows[pScreen->myNum]); + + if (nxagentOption(Fullscreen)) + { + valuemask = CWBackPixmap | CWColormap | CWOverrideRedirect; + } + else + { + valuemask = CWBackPixmap | CWColormap; + } + + attributes.background_pixmap = nxagentScreenSaverPixmap; + attributes.colormap = DefaultColormap(nxagentDisplay, DefaultScreen(nxagentDisplay)); + + if (nxagentOption(Fullscreen)) + { + attributes.override_redirect = False; + if (nxagentReconnectTrap) + { + XGrabKeyboard(nxagentDisplay, nxagentFullscreenWindow, True, GrabModeAsync, + GrabModeAsync, CurrentTime); + } + } + + if (nxagentOption(Fullscreen)) + { + nxagentIconWindow = nxagentCreateIconWindow(); + } + else + { + nxagentIconWindow = 0; + } + + /* + * When we don't have window manager we grab keyboard + * to let nxagent get keyboard events. + */ + + if (!nxagentWMIsRunning && !nxagentOption(Fullscreen)) + { + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: No window manager, we call XGrabKeyboard.\n"); + #endif + + XGrabKeyboard(nxagentDisplay, RootWindow (nxagentDisplay, 0), True, GrabModeAsync, + GrabModeAsync, CurrentTime); + } + } + + if (!nxagentCreateDefaultColormap(pScreen)) + { + #ifdef PANIC + fprintf(stderr, "nxagentOpenScreen: Failed to create default colormap for screen.\n"); + #endif + + return False; + } + + /* + * The purpose of this check is to verify if there + * is a window manager running. Unfortunately due + * to the way we manage the intern atoms call, the + * atom will always exist. + */ + + if (nxagentWMIsRunning) + { + XlibAtom deleteWMatom = nxagentAtoms[2]; /* WM_DELETE_WINDOW */ + + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: Found WM, delete window atom [%ld].\n", + deleteWMatom); + #endif + + if (nxagentOption(Rootless) == False) + { + /* + * Set the WM_DELETE_WINDOW protocol for the main agent + * window and, if we are in fullscreen mode, include the + * icon window. + */ + + XSetWMProtocols(nxagentDisplay, nxagentDefaultWindows[pScreen->myNum], &deleteWMatom, 1); + + /* + if (nxagentOption(Fullscreen)) + { + XSetWMProtocols(nxagentDisplay, nxagentIconWindow, &deleteWMatom, 1); + } + */ + } + else + { + /* + * We need to register the ICCCM WM_DELETE_WINDOW + * protocol for any top-level window or the agent + * will be killed if any window is closed. + */ + + XSetWMProtocols(nxagentDisplay, nxagentDefaultWindows[pScreen->myNum], &deleteWMatom, 1); + + #ifdef TEST + fprintf(stderr, "Warning: Not setting the WM_DELETE_WINDOW protocol.\n"); + #endif + } + } + else + { + /* + * We should always enable the configuration of the + * remote X server's devices if we are running full- + * screen and there is no WM running. + */ + + if (nxagentOption(Fullscreen)) + { + #ifdef TEST + fprintf(stderr, "nxagentOpenScreen: WARNING! Forcing propagation of device control changes.\n"); + #endif + + nxagentChangeOption(DeviceControl, True); + } + } + + /* + * Inform the user whether the agent's clients will + * be able to change the real X server's keyboard + * and pointer settings. + */ + + if (nxagentOption(DeviceControl) == False) + { + fprintf(stderr, "Info: Not using local device configuration changes.\n"); + } + else + { + fprintf(stderr, "Info: Using local device configuration changes.\n"); + } + + #ifdef RENDER + + /* + * if (nxagentRenderEnable && !nxagentReconnectTrap) + * { + * if (!nxagentPictureInit(pScreen, 0, 0)) + * { + * nxagentRenderEnable = False; + * + * return FALSE; + * } + * + * if (nxagentAlphaEnabled) + * { + * fprintf(stderr, "Info: Using alpha channel in render extension.\n"); + * } + * } + */ + + #endif /* RENDER */ + + /* + * Check if the composite extension is + * supported on the remote display and + * prepare the agent for its use. + */ + + nxagentCompositeExtensionInit(); + + + #ifdef NXAGENT_TIMESTAMP + + { + extern unsigned long startTime; + + fprintf(stderr, "Screen: open screen finished, time is [%d] milliseconds.\n", + GetTimeInMillis() - startTime); + } + + #endif + + #ifdef WATCH + + fprintf(stderr, "nxagentOpenScreen: Watchpoint 8.\n"); + +/* +Reply Total Cached Bits In Bits Out Bits/Reply Ratio +------- ----- ------ ------- -------- ---------- ----- +#1 U 2 1 5344 bits (1 KB) -> 2344 bits (0 KB) -> 2672/1 -> 1172/1 = 2.280:1 +#16 11 2816 bits (0 KB) -> 197 bits (0 KB) -> 256/1 -> 18/1 = 14.294:1 +#91 1 16640 bits (2 KB) -> 12314 bits (2 KB) -> 16640/1 -> 12314/1 = 1.351:1 +#98 2 512 bits (0 KB) -> 57 bits (0 KB) -> 256/1 -> 28/1 = 8.982:1 +*/ + + sleep(30); + + #endif + + return True; +} + +Bool nxagentCloseScreen(int index, ScreenPtr pScreen) +{ + int i; + + for (i = 0; i < pScreen->numDepths; i++) + { + xfree(pScreen->allowedDepths[i].vids); + } + + /* + * Free the frame buffer. + */ + + xfree(((PixmapPtr)pScreen -> devPrivate) -> devPrivate.ptr); + + xfree(pScreen->allowedDepths); + xfree(pScreen->visuals); + xfree(pScreen->devPrivate); + + /* + * Reset the geometry and alpha information + * used by proxy to unpack the packed images. + */ + + nxagentResetVisualCache(); + nxagentResetAlphaCache(); + nxagentReleaseAllSplits(); + + /* + * The assumption is that all X resources will be + * destroyed upon closing the display connection. + * There is no need to generate extra protocol. + */ + + return True; +} + +Bool nxagentResizeScreen(ScreenPtr pScreen, int width, int height, + int mmWidth, int mmHeight) +{ + BoxRec box; + XSizeHints sizeHints; + PixmapPtr pPixmap; + char *fbBits; + + int oldWidth; + int oldHeight; + int oldMmWidth; + int oldMmHeight; + + WindowPtr pWin; + RegionPtr pRootWinSize; + + #ifdef TEST + nxagentPrintAgentGeometry("Before Resize Screen", "nxagentResizeScreen:"); + #endif + + /* + * Change screen properties. + */ + + oldWidth = pScreen -> width; + oldHeight = pScreen -> height; + oldMmWidth = pScreen -> mmWidth; + oldMmHeight = pScreen -> mmHeight; + + pScreen -> width = width; + pScreen -> height = height; + + /* + * Compute screen dimensions if they aren't given. + */ + + if (mmWidth == 0) + { + mmWidth = (width * 254 + monitorResolution * 5) / (monitorResolution * 10); + + if (mmWidth < 1) + { + mmWidth = 1; + } + } + + if (mmHeight == 0) + { + mmHeight = (height * 254 + monitorResolution * 5) / (monitorResolution * 10); + + if (mmHeight < 1) + { + mmHeight = 1; + } + } + + pScreen -> mmWidth = mmWidth; + pScreen -> mmHeight = mmHeight; + + pPixmap = fbGetScreenPixmap(pScreen); + + if ((fbBits = realloc(pPixmap -> devPrivate.ptr, PixmapBytePad(width, pScreen->rootDepth) * + height * BitsPerPixel(pScreen->rootDepth) / 8)) == NULL) + { + pScreen -> width = oldWidth; + pScreen -> height = oldHeight; + pScreen -> mmWidth = oldMmWidth; + pScreen -> mmHeight = oldMmHeight; + + goto nxagentResizeScreenError; + } + + if (!miModifyPixmapHeader(pPixmap, width, height, + pScreen->rootDepth, BitsPerPixel(pScreen->rootDepth), + PixmapBytePad(width, + pScreen->rootDepth), fbBits)) + { +/* +FIXME: We should try to restore the previously + reallocated frame buffer pixmap. +*/ + + pScreen -> width = oldWidth; + pScreen -> height = oldHeight; + pScreen -> mmWidth = oldMmWidth; + pScreen -> mmHeight = oldMmHeight; + + goto nxagentResizeScreenError; + } + + nxagentChangeOption(RootWidth, width); + nxagentChangeOption(RootHeight, height); + + if (nxagentOption(Fullscreen)) + { + nxagentChangeOption(Width, WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay))); + nxagentChangeOption(Height, HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay))); + + nxagentChangeOption(RootX, (WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) + - nxagentOption(RootWidth)) / 2); + nxagentChangeOption(RootY, (HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) + - nxagentOption(RootHeight)) / 2); + } + else + { + nxagentChangeOption(RootX, 0); + nxagentChangeOption(RootY, 0); + } + + nxagentChangeOption(ViewportXSpan, nxagentOption(Width) - nxagentOption(RootWidth)); + nxagentChangeOption(ViewportYSpan, nxagentOption(Height) - nxagentOption(RootHeight)); + + /* + * Change agent window size and size hints. + */ + + sizeHints.flags = PPosition | PMinSize | PMaxSize; + sizeHints.x = nxagentOption(X); + sizeHints.y = nxagentOption(Y); + + sizeHints.min_width = MIN_NXAGENT_WIDTH; + sizeHints.min_height = MIN_NXAGENT_HEIGHT; + sizeHints.width = width; + sizeHints.height = height; + + if (nxagentOption(DesktopResize) == 1) + { + sizeHints.max_width = WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)); + sizeHints.max_height = HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay)); + } + else + { + sizeHints.max_width = nxagentOption(RootWidth); + sizeHints.max_height = nxagentOption(RootHeight); + } + + if (nxagentUserGeometry.flag & XValue || nxagentUserGeometry.flag & YValue) + { + sizeHints.flags |= USPosition; + } + + if (nxagentUserGeometry.flag & WidthValue || nxagentUserGeometry.flag & HeightValue) + { + sizeHints.flags |= USSize; + } + + XSetWMNormalHints(nxagentDisplay, nxagentDefaultWindows[pScreen->myNum], &sizeHints); + + if (nxagentOption(Fullscreen)) + { + XResizeWindow(nxagentDisplay, nxagentDefaultWindows[pScreen->myNum], + WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)), + HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay))); + + XResizeWindow(nxagentDisplay, nxagentInputWindows[pScreen -> myNum], + WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)), + HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay))); + } + else + { + XResizeWindow(nxagentDisplay, nxagentDefaultWindows[pScreen->myNum], width, height); + + if (nxagentOption(Rootless) == 0) + { + XResizeWindow(nxagentDisplay, nxagentInputWindows[pScreen -> myNum], width, height); + } + } + + /* + * Set properties for the agent root window. + */ + + box.x1 = 0; + box.y1 = 0; + box.x2 = width; + box.y2 = height; + + WindowTable[pScreen -> myNum] -> drawable.width = width; + WindowTable[pScreen -> myNum] -> drawable.height = height; + WindowTable[pScreen -> myNum] -> drawable.x = 0; + WindowTable[pScreen -> myNum] -> drawable.y = 0; + + REGION_INIT(pScreen, &WindowTable[pScreen -> myNum] -> borderSize, &box, 1); + REGION_INIT(pScreen, &WindowTable[pScreen -> myNum] -> winSize, &box, 1); + REGION_INIT(pScreen, &WindowTable[pScreen -> myNum] -> clipList, &box, 1); + REGION_INIT(pScreen, &WindowTable[pScreen -> myNum] -> borderClip, &box, 1); + + (*pScreen -> PositionWindow)(WindowTable[pScreen -> myNum], 0, 0); + + pRootWinSize = &WindowTable[pScreen -> myNum] -> winSize; + + /* + * Force a fictitious resize of all the top + * level windows, in order to trigger the + * window tree validation. + */ + + if (nxagentOption(Rootless) == 0) + { + for (pWin = WindowTable[pScreen -> myNum] -> firstChild; pWin != NULL; pWin = pWin -> nextSib) + { + + (*pWin -> drawable.pScreen -> ResizeWindow)(pWin, pWin -> drawable.x, + pWin -> drawable.y, + pWin -> drawable.width, + pWin -> drawable.height, + pWin -> nextSib); + + } + } + + XMoveWindow(nxagentDisplay, nxagentWindow(WindowTable[0]), + nxagentOption(RootX), nxagentOption(RootY)); + + nxagentMoveViewport(pScreen, 0, 0); + + #ifdef TEST + nxagentPrintAgentGeometry("After Resize Screen", "nxagentResizeScreen:"); + #endif + + fprintf(stderr, "Info: Screen [%d] resized to geometry [%dx%d].\n", + pScreen -> myNum, width, height); + + return 1; + +nxagentResizeScreenError: + + return 0; +} + +void nxagentShadowSetRatio(float floatXRatio, float floatYRatio) +{ + int intXRatio; + int intYRatio; + + if (floatXRatio == 0) + { + floatXRatio = 1.0; + } + + if (floatYRatio == 0) + { + floatYRatio = 1.0; + } + + intXRatio = floatXRatio * (1 << PRECISION); + intYRatio = floatYRatio * (1 << PRECISION); + + nxagentChangeOption(FloatXRatio, floatXRatio); + nxagentChangeOption(FloatYRatio, floatYRatio); + + nxagentChangeOption(XRatio, intXRatio); + nxagentChangeOption(YRatio, intYRatio); + + #ifdef TEST + fprintf(stderr, "Info: Using X ratio [%f] Y ratio [%f].\n", + nxagentOption(FloatXRatio), nxagentOption(FloatYRatio)); + #endif +} + +void nxagentShadowSetWindowsSize(void) +{ + XResizeWindow(nxagentDisplay, nxagentDefaultWindows[0], + nxagentOption(Width), nxagentOption(Height)); + + XMoveResizeWindow(nxagentDisplay, nxagentInputWindows[0], 0, 0, + nxagentOption(Width), nxagentOption(Height)); +} + +void nxagentShadowSetWindowOptions(void) +{ + nxagentChangeOption(RootWidth, nxagentScale(nxagentShadowWidth, nxagentOption(XRatio))); + nxagentChangeOption(RootHeight, nxagentScale(nxagentShadowHeight, nxagentOption(YRatio))); + + nxagentChangeOption(SavedRootWidth, nxagentOption(RootWidth)); + nxagentChangeOption(SavedRootHeight, nxagentOption(RootHeight)); + + nxagentChangeOption(RootX, (nxagentOption(Width) - nxagentOption(RootWidth)) >> 1); + nxagentChangeOption(RootY, (nxagentOption(Height) - nxagentOption(RootHeight)) >> 1); +} + +int nxagentShadowInit(ScreenPtr pScreen, WindowPtr pWin) +{ + int i; + char *layout = NULL; + extern char *nxagentKeyboard; + XlibGC gc; + XGCValues value; + + #ifndef __CYGWIN32__ + + Atom nxagentShadowAtom; + + int fd; + + #endif + + #ifdef TEST + fprintf(stderr, "Info: Init shadow session. nxagentDisplayName [%s] nxagentDisplay " + "[%p] nxagentShadowDisplayName [%s].\n", nxagentDisplayName, + (void *) nxagentDisplay, nxagentShadowDisplayName); + #endif + + if (nxagentKeyboard != NULL) + { + for (i = 0; nxagentKeyboard[i] != '/' && nxagentKeyboard[i] != 0; i++); + + if(nxagentKeyboard[i] == 0 || nxagentKeyboard[i + 1] == 0 || i == 0) + { + #ifdef WARNING + fprintf(stderr,"Warning: Wrong keyboard type: %s.\n", nxagentKeyboard); + #endif + } + else + { + layout = malloc(strlen(&nxagentKeyboard[i + 1]) + 1); + + strcpy(layout, &nxagentKeyboard[i + 1]); + } + } + + #ifdef DEBUG + fprintf(stderr, "nxagentShadowInit: Setting the master uid [%d].\n", nxagentShadowUid); + #endif + +#if !defined (__CYGWIN32__) && !defined (WIN32) + + if (nxagentShadowUid != -1) + { + NXShadowSetDisplayUid(nxagentShadowUid); + } + + if (nxagentOption(UseDamage) == 0) + { + NXShadowDisableDamage(); + } + +#endif + + if (NXShadowCreate(nxagentDisplay, layout, nxagentShadowDisplayName, + (void *) &nxagentShadowDisplay) != 1) + { + #ifdef TEST + fprintf(stderr, "nxagentShadowInit: Failed to initialize shadow display [%s].\n", nxagentShadowDisplayName); + #endif + + return -1; + } + + /* + * The shadow nxagent sets the _NX_SHADOW + * property on the master X server root + * window in order to notify its presence. + */ + + #ifndef __CYGWIN__ + + nxagentShadowAtom = XInternAtom(nxagentShadowDisplay, "_NX_SHADOW", False); + + XChangeProperty(nxagentShadowDisplay, DefaultRootWindow(nxagentShadowDisplay), + nxagentShadowAtom, XA_STRING, 8, PropModeReplace, NULL, 0); + #endif + + if (NXShadowAddUpdaterDisplay(nxagentDisplay, &nxagentShadowWidth, + &nxagentShadowHeight, &nxagentMasterDepth) == 0) + { + #ifdef TEST + fprintf(stderr, "nxagentShadowInit: Failed to add display [%s].\n", + nxagentDisplayName); + #endif + + return -1; + } + + #ifndef __CYGWIN32__ + + if (nxagentOption(Fullscreen) == 1) + { + nxagentShadowSetRatio(WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) * 1.0 / nxagentShadowWidth, + HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) * 1.0 / nxagentShadowHeight); + } + else if (nxagentUserGeometry.flag != 0) + { + nxagentShadowSetRatio(nxagentOption(RootWidth) * 1.0 / nxagentShadowWidth, + nxagentOption(RootHeight) * 1.0 / nxagentShadowHeight); + } + + if (DefaultVisualOfScreen(DefaultScreenOfDisplay(nxagentDisplay)) -> class != TrueColor || + DefaultVisualOfScreen(DefaultScreenOfDisplay(nxagentShadowDisplay)) -> class != TrueColor) + { + #ifdef TEST + fprintf(stderr, "nxagentShadowInit: PANIC! The visual class is not TrueColor.\n"); + #endif + + return -1; + } + + #endif + + nxagentShadowDepth = pScreen -> rootDepth; + + switch (nxagentMasterDepth) + { + case 32: + case 24: + { + if (nxagentShadowDepth == 16) + { + nxagentCheckDepth = 1; + } + else if (nxagentShadowDepth == 8) + { + #ifdef PANIC + fprintf(stderr, "nxagentShadowInit: PANIC! The target depth is 8 bit.\n"); + #endif + + return -1; + } + + nxagentBppMaster = 4; + + break; + } + case 16: + { + if (nxagentShadowDepth > 16) + { + nxagentCheckDepth = 1; + } + else if (nxagentShadowDepth == 8) + { + #ifdef PANIC + fprintf(stderr, "nxagentShadowInit: PANIC! The target depth is 8 bit.\n"); + #endif + + return -1; + } + + nxagentBppMaster = 2; + + break; + } + case 8: + { + if (nxagentShadowDepth != 8) + { + #ifdef PANIC + fprintf(stderr, "nxagentShadowInit: PANIC! The target depth is 8 bit.\n"); + #endif + + return -1; + } + + nxagentBppMaster = 1; + + break; + } + default: + { + #ifdef PANIC + fprintf(stderr, "nxagentShadowInit: PANIC! The depth is not 32, 24, 16 or 8 bit.\n"); + #endif + + return -1; + } + } + + if (nxagentShadowDepth >= 24) + { + nxagentBppShadow = 4; + } + else if (nxagentShadowDepth == 16) + { + nxagentBppShadow = 2; + } + else if (nxagentShadowDepth == 8) + { + nxagentBppShadow = 1; + } + +#if !defined(__CYGWIN__) + + imageByteOrder = nxagentShadowDisplay -> byte_order; + + fd = XConnectionNumber(nxagentShadowDisplay); + + nxagentShadowXConnectionNumber = fd; + +#endif + + #ifdef TEST + fprintf(stderr, "nxagentAddXConnection: Adding the X connection [%d] " + "to the device set.\n", fd); + #endif + + AddEnabledDevice(nxagentShadowXConnectionNumber); + + accessPixmapID = FakeClientID(serverClient -> index); + + AddResource(accessPixmapID, RT_PIXMAP, (pointer)nxagentShadowPixmapPtr); + + accessWindowID = FakeClientID(serverClient -> index); + + AddResource(accessWindowID, RT_WINDOW, (pointer)nxagentShadowWindowPtr); + + nxagentResizeScreen(pScreen, nxagentShadowWidth, nxagentShadowHeight, pScreen -> mmWidth, pScreen -> mmHeight); + + nxagentShadowCreateMainWindow(pScreen, pWin, nxagentShadowWidth, nxagentShadowHeight); + + nxagentShadowSetWindowsSize(); + + nxagentSetWMNormalHints(0); + + XMapWindow(nxagentDisplay, nxagentDefaultWindows[0]); + + /* + * Clean up the main window. + */ + + value.foreground = 0x00000000; + value.background = 0x00000000; + value.plane_mask = 0xffffffff; + value.fill_style = FillSolid; + + gc = XCreateGC(nxagentDisplay, nxagentPixmap(nxagentShadowPixmapPtr), GCBackground | + GCForeground | GCFillStyle | GCPlaneMask, &value); + + XFillRectangle(nxagentDisplay, nxagentPixmap(nxagentShadowPixmapPtr), gc, 0, 0, + nxagentShadowWidth, nxagentShadowHeight); + + XFreeGC(nxagentDisplay, gc); + + REGION_INIT(pScreen, &nxagentShadowUpdateRegion, (BoxRec*)NULL, 1); + + return 0; +} + +int nxagentShadowCreateMainWindow(ScreenPtr pScreen, WindowPtr pWin, int width, int height) +{ + XWindowChanges changes; + Mask mask,maskb; + XID values[4], *vlist; + int error; + XID xid; + + nxagentShadowWidth = width; + nxagentShadowHeight = height; + + NXShadowUpdateBuffer((void *)&nxagentShadowBuffer); + + #ifdef TEST + fprintf(stderr, "nxagentShadowCreateMainWindow: Update frame buffer [%p].\n", nxagentShadowBuffer); + #endif + + nxagentShadowSetWindowOptions(); + + if (nxagentShadowPixmapPtr != NULL) + { + nxagentDestroyPixmap(nxagentShadowPixmapPtr); + } + + if (nxagentShadowWindowPtr != NULL) + { + DeleteWindow(nxagentShadowWindowPtr, accessWindowID); + } + + nxagentShadowPixmapPtr = nxagentCreatePixmap(pScreen, nxagentShadowWidth, nxagentShadowHeight, nxagentShadowDepth); + + if (nxagentShadowPixmapPtr) + { + ChangeResourceValue(accessPixmapID, RT_PIXMAP, (pointer) nxagentShadowPixmapPtr); + nxagentShadowPixmapPtr -> drawable.id = accessPixmapID; + + #ifdef TEST + fprintf(stderr, "nxagentShadowCreateMainWindow: nxagentShadowPixmapPtr [%p] PixmapM -> drawable.id [%lu].\n", + (void *)nxagentShadowPixmapPtr, nxagentShadowPixmapPtr -> drawable.id); + fprintf(stderr, "nxagentShadowCreateMainWindow: Create pixmap with width [%d] height [%d] depth [%d].\n", + nxagentShadowWidth, nxagentShadowHeight, (int)nxagentShadowDepth); + #endif + } + else + { + #ifdef PANIC + fprintf(stderr, "nxagentShadowCreateMainWindow: PANIC! Failed to create pixmap with width [%d] height [%d] depth [%d].\n", + nxagentShadowWidth, nxagentShadowHeight, (int)nxagentShadowDepth); + #endif + } + + XFreePixmap(nxagentDisplay, nxagentPixmap(nxagentVirtualPixmap(nxagentShadowPixmapPtr))); + + xid = XCreatePixmap(nxagentDisplay, nxagentDefaultWindows[0], + nxagentScale(nxagentShadowWidth, nxagentOption(XRatio)), + nxagentScale(nxagentShadowHeight, nxagentOption(YRatio)), nxagentShadowDepth); + + nxagentPixmap(nxagentVirtualPixmap(nxagentShadowPixmapPtr)) = xid; + + nxagentPixmap(nxagentRealPixmap(nxagentShadowPixmapPtr)) = xid; + + if (nxagentShadowGCPtr != NULL) + { + FreeScratchGC(nxagentShadowGCPtr); + } +/* + * FIXME: Should use CreateGC. + */ + nxagentShadowGCPtr = GetScratchGC(nxagentShadowPixmapPtr -> drawable.depth, nxagentShadowPixmapPtr -> drawable.pScreen); + + if (nxagentShadowGCPtr) + { + #ifdef TEST + fprintf(stderr, "nxagentShadowCreateMainWindow: Created GC with pGC[%p]\n", nxagentShadowGCPtr); + #endif + ValidateGC((DrawablePtr)nxagentShadowPixmapPtr, nxagentShadowGCPtr); + } + else + { + #ifdef PANIC + fprintf(stderr, "nxagentShadowCreateMainWindow: PANIC! Failed to create GC."); + #endif + } + + mask = CWBackPixmap | CWEventMask | CWCursor; + + nxagentGetDefaultEventMask(&maskb); + maskb |= ResizeRedirectMask | ExposureMask; + + vlist = values; + *vlist++ = (XID)nxagentShadowPixmapPtr -> drawable.id; + *vlist++ = (XID)maskb; + + *vlist = (XID)None; + + nxagentShadowWindowPtr = CreateWindow(accessWindowID, pWin, 0, 0, nxagentShadowWidth, + nxagentShadowHeight, 0, InputOutput, mask, (XID *)values, + nxagentShadowDepth, serverClient, CopyFromParent, &error); + + mask = CWWidth | CWHeight; + changes.width = nxagentScale(nxagentShadowWidth, nxagentOption(XRatio)); + changes.height = nxagentScale(nxagentShadowHeight, nxagentOption(YRatio)); + + XConfigureWindow(nxagentDisplay, nxagentWindow(nxagentShadowWindowPtr), mask, &changes); + + nxagentMoveViewport(pScreen, 0, 0); + + if (nxagentShadowWindowPtr && !error) + { + #ifdef TEST + fprintf(stderr, "nxagentShadowCreateMainWindow: Create window with nxagentShadowWindowPtr [%p]" + "nxagentShadowWindowPtr -> drawable.id [%lu].\n", (void *) nxagentShadowWindowPtr, + nxagentShadowWindowPtr -> drawable.id); + + fprintf(stderr, "nxagentShadowCreateMainWindow: parent nxagentShadowWindowPtr [%p] parent -> drawable.id [%lu].\n", + (void *)nxagentShadowWindowPtr->parent, nxagentShadowWindowPtr -> parent -> drawable.id); + + #endif + + ChangeResourceValue(accessWindowID, RT_WINDOW, (pointer) nxagentShadowWindowPtr); + } + else + { + #ifdef PANIC + fprintf(stderr, "nxagentShadowCreateMainWindow: PANIC! Failed to create window.\n"); + #endif + } + + XMapWindow(nxagentDisplay, nxagentWindow(nxagentShadowWindowPtr)); + MapWindow(nxagentShadowWindowPtr, serverClient); + + mask = CWX | CWY | CWWidth | CWHeight; + changes.x = nxagentOption(RootX); + changes.y = nxagentOption(RootY); + changes.width = nxagentScale(nxagentShadowWidth, nxagentOption(XRatio)); + changes.height = nxagentScale(nxagentShadowHeight, nxagentOption(YRatio)); + XConfigureWindow(nxagentDisplay, nxagentWindow(pWin), mask, &changes); + + #ifdef TEST + fprintf(stderr, "nxagentShadowCreateMainWindow: Completed mapping of Access window.\n"); + #endif + + return 0; +} + +int nxagentShadowSendUpdates(int *suspended) +{ + *suspended = 0; + + if (REGION_NIL(&nxagentShadowUpdateRegion) == 1) + { + return 0; + } + + nxagentMarkCorruptedRegion((DrawablePtr)nxagentShadowPixmapPtr, &nxagentShadowUpdateRegion); + + REGION_EMPTY(nxagentShadowPixmapPtr -> drawable.pScreen, &nxagentShadowUpdateRegion); + + return 1; +} + +int nxagentShadowPoll(PixmapPtr nxagentShadowPixmapPtr, GCPtr nxagentShadowGCPtr, + unsigned char nxagentShadowDepth, int nxagentShadowWidth, + int nxagentShadowHeight, char *nxagentShadowBuffer, int *changed, int *suspended) +{ + int x, y, y2, n, c, line; + int result; + long numRects; + unsigned int width, height, length; + char *tBuffer = NULL; + char *iBuffer, *ptBox; + BoxRec *pBox; + RegionRec updateRegion; + RegionRec tempRegion; + BoxRec box; + int overlap; + + + REGION_NULL(pScreen, &updateRegion); + + REGION_NULL(pScreen, &tempRegion); + +#ifdef __CYGWIN32__ + + if (NXShadowCaptureCursor(nxagentWindow(nxagentShadowWindowPtr), + nxagentShadowWindowPtr -> drawable.pScreen -> visuals) == -1) + { + #ifdef WARNING + fprintf(stderr, "nxagentShadowPoll: Failed to capture cursor.\n"); + #endif + } + +#endif + + result = NXShadowHasChanged(nxagentUserInput, NULL, suspended); + + *changed = result; + + if (result == 1) + { + if (nxagentWMPassed == 0) + { + nxagentRemoveSplashWindow(NULL); + } + + NXShadowExportChanges(&numRects, &ptBox); + pBox = (BoxRec *)ptBox; + + #ifdef TEST + fprintf(stderr, "nxagentShadowPoll: nRects[%ld],pBox[%p] depth[%d].\n", numRects, pBox, nxagentShadowDepth); + #endif + + for (n = 0; n < numRects; n++) + { + /* + * The BoxRec struct defined in the Xserver has a different + * variable order in comparison with the BoxRec struct in the Xlib. + * the second and third field are inverted. + */ + + x = pBox[n].x1; + y = pBox[n].x2; + y2 = pBox[n].y2; + width = pBox[n].y1 - pBox[n].x1;/* y1 = x2 */ + height = y2 - pBox[n].x2; /* x2 = y1 */ + + line = PixmapBytePad(width, nxagentMasterDepth); + + #ifdef DEBUG + fprintf(stderr, "nxagentShadowPoll: Rectangle Number[%d] - x[%d]y[%d]W[%u]H[%u].\n", n+1, x, y, width, height); + #endif + + length = nxagentImageLength(width, height, ZPixmap, 0, nxagentMasterDepth); + + if (tBuffer) + { + xfree(tBuffer); + } + + tBuffer = xalloc(length); + + if (tBuffer == NULL) + { + #ifdef PANIC + fprintf(stderr, "nxagentShadowPoll: xalloc failed.\n"); + #endif + + return -1; + } + + iBuffer = tBuffer; + + for (c = 0; c + y < y2; c++) + { + memcpy(tBuffer, nxagentShadowBuffer + x * nxagentBppMaster + + (y + c) * nxagentShadowWidth * nxagentBppMaster, line); + + tBuffer += line; + + } + + tBuffer = iBuffer; + +#ifdef __CYGWIN32__ + if (nxagentBppMaster == 2) + { + NXShadowCorrectColor(length, tBuffer); + } +#else + if (nxagentCheckDepth == 1) + { + nxagentShadowAdaptDepth(width, height, line, &tBuffer); + } +#endif + + fbPutImage(nxagentVirtualDrawable((DrawablePtr)nxagentShadowPixmapPtr), nxagentShadowGCPtr, + nxagentShadowDepth, x, y, width, height, 0, ZPixmap, tBuffer); + + box.x1 = x; + box.x2 = x + width; + box.y1 = y; + box.y2 = y + height; + + REGION_INIT(pScreen, &tempRegion, &box, 1); + + REGION_APPEND(pScreen, &updateRegion, &tempRegion); + + REGION_UNINIT(pScreen, &tempRegion); + + REGION_VALIDATE(pScreen, &updateRegion, &overlap); + + REGION_UNION(pScreen, &nxagentShadowUpdateRegion, &nxagentShadowUpdateRegion, &updateRegion); + } + + if (tBuffer) + { + xfree(tBuffer); + } + + REGION_UNINIT(pScreen, &updateRegion); + } + else if (result == -1) + { + #ifdef TEST + fprintf(stderr, "nxagentShadowPoll: polling failed!\n"); + #endif + + usleep(50 * 1000); + + return -1; + } + + return 0; +} + +void nxagentShadowAdaptDepth(unsigned int width, unsigned int height, + unsigned int lineMaster, char **buffer) +{ + unsigned char red; + unsigned char green; + unsigned char blue; + unsigned short color16 = 0; + unsigned char * icBuffer; + unsigned char * cBuffer = NULL; + unsigned char * tBuffer = (unsigned char *) *buffer; + unsigned int lineShadow; + unsigned int length; + unsigned int c; + unsigned int pad; + unsigned int color32 = 0; + unsigned long redMask; + unsigned long greenMask; + unsigned long blueMask; + Visual *pVisual; + + length = nxagentImageLength(width, height, ZPixmap, 0, nxagentShadowDepth); + + cBuffer = xalloc(length); + icBuffer = cBuffer; + + pVisual = nxagentImageVisual((DrawablePtr) nxagentShadowPixmapPtr, nxagentShadowDepth); + + if (pVisual == NULL) + { + #ifdef WARNING + fprintf(stderr, "nxagentCorrectDepthShadow: WARNING! Visual not found. Using default visual.\n"); + #endif + + pVisual = nxagentVisuals[nxagentDefaultVisualIndex].visual; + } + + #ifdef TEST + fprintf(stderr, "nxagentCorrectDepthShadow: Shadow redMask [%x] greenMask[%x] blueMask[%x].\n", + pVisual -> red_mask, pVisual -> green_mask, pVisual -> blue_mask); + #endif + + redMask = nxagentShadowDisplay -> screens[0].root_visual[0].red_mask; + greenMask = nxagentShadowDisplay -> screens[0].root_visual[0].green_mask; + blueMask = nxagentShadowDisplay -> screens[0].root_visual[0].blue_mask; + + #ifdef TEST + fprintf(stderr, "nxagentCorrectDepthShadow: Master redMask [%x] greenMask[%x] blueMask[%x].\n", + redMask, greenMask, blueMask); + #endif + + switch(nxagentMasterDepth) + { + /* + * The Shadow agent has 24 bit depth. + */ + case 16: + { + pad = lineMaster - nxagentBppMaster * width; + + #ifdef TEST + fprintf(stderr, "nxagentCorrectDepthShadow: line [%d] width[%d] pad[%d].\n", lineMaster, width, pad); + #endif + + while (height > 0) + { + for (c = 0; c < width ; c++) + { + if (imageByteOrder == LSBFirst) + { + color16 = *tBuffer++; + color16 |= (*tBuffer << 8); + } + else + { + color16 = (*tBuffer++) << 8; + color16 |= *tBuffer; + } + + blue = ((short) blueMask & color16) << 3; + blue |= 0x3; + + if (greenMask == 0x7e0) + { + /* + * bit mask 5-6-5 + */ + + green = ((short) greenMask & color16) >> 3; + green |= 0x2; + + red = ((short) redMask & color16) >> 8; + red |= 0x3; + } + else + { + /* + * bit mask 5-5-5 + */ + + green = ((short) greenMask & color16) >> 2; + green |= 0x3; + + red = ((short) redMask & color16) >> 7; + red |= 0x3; + } + + tBuffer++; + + if (nxagentDisplay -> byte_order == LSBFirst) + { + *cBuffer++ = blue; + *cBuffer++ = green; + *cBuffer++ = red; + cBuffer++; + } + else + { + cBuffer++; + *cBuffer++ = red; + *cBuffer++ = green; + *cBuffer++ = blue; + } + } + tBuffer += pad; + height--; + } + break; + } + + /* + * The Shadow agent has 16 bit depth. + */ + case 24: + { + lineShadow = PixmapBytePad(width, nxagentShadowDepth); + + pad = lineShadow - nxagentBppShadow * width; + + #ifdef TEST + fprintf(stderr, "nxagentCorrectDepthShadow: line [%d] width[%d] pad[%d].\n", lineShadow, width, pad); + #endif + + while (height > 0) + { + for (c = 0; c < width; c++) + { + if (imageByteOrder == LSBFirst) + { + color32 = *tBuffer++; + color32 |= (*tBuffer++ << 8); + color32 |= (*tBuffer++ << 16); + tBuffer++; + } + else + { + tBuffer++; + color32 = (*tBuffer++ << 16); + color32 |= (*tBuffer++ << 8); + color32 |= *tBuffer++; + } + + color16 = (color32 & (pVisual -> blue_mask << 3)) >> 3; + + if (pVisual -> green_mask == 0x7e0) + { + /* + * bit mask 5-6-5 + */ + color16 |= (color32 & (pVisual -> green_mask << 5)) >> 5; + color16 |= (color32 & (pVisual -> red_mask << 8)) >> 8; + } + else + { + /* + * bit mask 5-5-5 + */ + color16 |= (color32 & (pVisual -> green_mask << 6)) >> 6; + color16 |= (color32 & (pVisual -> red_mask << 9)) >> 9; + } + + if (nxagentDisplay -> byte_order == LSBFirst) + { + *cBuffer++ = color16 & 0xff; + *cBuffer++ = (color16 & 0xff00) >> 8; + } + else + { + *cBuffer++ = (color16 & 0xff00) >> 8; + *cBuffer++ = color16 & 0xff; + } + } + cBuffer += pad; + height--; + } + break; + } + } + cBuffer = (unsigned char *) *buffer; + *buffer = (char *) icBuffer; + + if (cBuffer != NULL) + { + xfree(cBuffer); + } +} + +#ifdef NXAGENT_ARTSD + +unsigned char fromHexNibble(char c) +{ + int uc = (unsigned char)c; + + if(uc >= '0' && uc <= '9') return uc - (unsigned char)'0'; + if(uc >= 'a' && uc <= 'f') return uc + 10 - (unsigned char)'a'; + if(uc >= 'A' && uc <= 'F') return uc + 10 - (unsigned char)'A'; + + return 16; /*error*/ +} + +void nxagentPropagateArtsdProperties(ScreenPtr pScreen, char *port) +{ + Window rootWin; + XlibAtom atomReturnType; + XlibAtom propAtom; + int iReturnFormat; + unsigned long ulReturnItems; + unsigned long ulReturnBytesLeft; + unsigned char *pszReturnData = NULL; + int iReturn; + + int i,in; + char tchar[] = " "; +/* +FIXME: The port information is not used at the moment and produces a + warning on recent gcc versions. Do we need such information + to run the audio forawrding? + + char *chport; + char hex[] = "0123456789abcdef"; +*/ + rootWin = DefaultRootWindow(nxagentDisplay); + propAtom = nxagentAtoms[4]; /* MCOPGLOBALS */ + + /* + * Get at most 64KB of data. + */ + + iReturn = XGetWindowProperty(nxagentDisplay, + rootWin, + propAtom, + 0, + 65536 / 4, + False, + XA_STRING, + &atomReturnType, + &iReturnFormat, + &ulReturnItems, + &ulReturnBytesLeft, + &pszReturnData); + + if (iReturn == Success && atomReturnType != None && + ulReturnItems > 0 && pszReturnData != NULL) + { + char *local_buf; + + #ifdef TEST + fprintf(stderr, "nxagentPropagateArtsdProperties: Got [%ld] elements of format [%d] with [%ld] bytes left.\n", + ulReturnItems, iReturnFormat, ulReturnBytesLeft); + #endif + + #ifdef WARNING + + if (ulReturnBytesLeft > 0) + { + fprintf(stderr, "nxagentPropagateArtsdProperties: WARNING! Could not get the whole ARTSD property data.\n"); + } + + #endif + + local_buf = (char *) xalloc(strlen((char*)pszReturnData) + 100); + + if (local_buf) + { + memset(local_buf, 0, strlen((char *) pszReturnData)); + + for (i = 0, in = 0; pszReturnData[i] != '\0'; i++) + { + local_buf[in]=pszReturnData[i]; + + if(pszReturnData[i]==':') + { + i++; + + while(pszReturnData[i]!='\n') + { + unsigned char h; + unsigned char l; + + h = fromHexNibble(pszReturnData[i]); + i++; + if(pszReturnData[i]=='\0') continue; + l = fromHexNibble(pszReturnData[i]); + i++; + + if(h >= 16 || l >= 16) continue; + + /* + * FIXME: The array tchar[] was used uninitialized. + * It's not clear to me the original purpose of the + * piece of code using it. To be removed in future + * versions. + */ + + tchar[0]=tchar[1]; + tchar[1]=tchar[2]; + tchar[2]=tchar[3]; + tchar[3] = (h << 4) + l; + tchar[4]='\0'; + + if (strncmp(tchar, "tcp:", 4) == 0) + { + local_buf[in-7]='1'; + local_buf[in-6]=strlen(port)+47; + + in++; + local_buf[in]=pszReturnData[i-2]; + in++; + local_buf[in]=pszReturnData[i-1]; + + strcat(local_buf,"6c6f63616c686f73743a"); + in+=20; + +/* +FIXME: The port information is not used at the moment and produces a + warning on recent gcc versions. Do we need such information + to run the audio forawrding? + + chport=&port[0]; + + while(*chport!='\0') + { + in++; + local_buf[in]=hex[(*chport >> 4) & 0xf]; + in++; + local_buf[in]=hex[*chport & 0xf]; + *chport++; + } +*/ + strcat(local_buf,"00"); + in+=2; + + while(pszReturnData[i]!='\n') + { + i++; + } + } + else + { + in++; + local_buf[in]=pszReturnData[i-2]; + in++; + local_buf[in]=pszReturnData[i-1]; + } + } + + in++; + local_buf[in]=pszReturnData[i]; + } + + in++; + } + + local_buf[in]=0; + + if (strlen(local_buf)) + { + mcop_local_atom = MakeAtom(mcop_atom, strlen(mcop_atom), 1); + + ChangeWindowProperty(WindowTable[pScreen->myNum], + mcop_local_atom, + XA_STRING, + iReturnFormat, PropModeReplace, + strlen(local_buf), local_buf, 1); + } + + xfree(local_buf); + } + } +} + +#endif + +Bool nxagentReconnectScreen(void *p0) +{ + CARD16 w, h; + PixmapPtr pPixmap = (PixmapPtr)nxagentDefaultScreen->devPrivate; + int flexibility; + Mask mask; + + flexibility = *(int*)p0; + +#if defined(NXAGENT_RECONNECT_DEBUG) || defined(NXAGENT_RECONNECT_SCREEN_DEBUG) + fprintf(stderr, "nxagentReconnectScreen\n"); +#endif + + if (!nxagentOpenScreen(0, nxagentDefaultScreen, nxagentArgc, nxagentArgv)) + { + return False; + } + + nxagentPixmap(pPixmap) = XCreatePixmap(nxagentDisplay, + nxagentDefaultWindows[nxagentDefaultScreen->myNum], + pPixmap -> drawable.width, + pPixmap -> drawable.height, + pPixmap -> drawable.depth); +#ifdef NXAGENT_RECONNECT_SCREEN_DEBUG + fprintf(stderr, "nxagentReconnectScreen: recreated %p - ID %lx\n", + pPixmap, + nxagentPixmap( pPixmap )); +#endif + w = 16; + h = 16; + (*nxagentDefaultScreen->QueryBestSize)(StippleShape, &w, &h, nxagentDefaultScreen); + if (!(nxagentPixmap(nxagentDefaultScreen->PixmapPerDepth[0]) = + XCreatePixmap(nxagentDisplay, + nxagentDefaultDrawables[1], + w, + h, + 1))); + + nxagentGetDefaultEventMask(&mask); + mask |= NXAGENT_KEYBOARD_EVENT_MASK | NXAGENT_POINTER_EVENT_MASK; + nxagentSetDefaultEventMask(mask); + XSelectInput(nxagentDisplay, nxagentDefaultWindows[0], mask); + + /* + * Turn off the screen-saver and reset the + * time to the next auto-disconnection. + */ + + SaveScreens(SCREEN_SAVER_OFF, ScreenSaverActive); + + lastDeviceEventTime.milliseconds = GetTimeInMillis(); + + return True; +} + +int nxagentRRSetScreenConfig(ScreenPtr pScreen, int width, int height) +{ + rrScrPrivPtr pScrPriv; + RRScreenSizePtr pSize; + Rotation rotation; + int rate; + short oldWidth, oldHeight; + int mmWidth, mmHeight; + int oldSize; + RRScreenSizePtr oldSizes; + + pScrPriv = rrGetScrPriv(pScreen); + + oldWidth = pScreen->width; + oldHeight = pScreen->height; + + if (!pScrPriv) + { + return 1; + } + + if (!RRGetInfo (pScreen)) + { + return 1; + } + + rotation = RR_Rotate_0; + + rate = 0; + + mmWidth = (width * 254 + monitorResolution * 5) / (monitorResolution * 10); + + if (mmWidth < 1) + { + mmWidth = 1; + } + + mmHeight = (height * 254 + monitorResolution * 5) / (monitorResolution * 10); + + if (mmHeight < 1) + { + mmHeight = 1; + } + + pSize = xalloc(sizeof(RRScreenSize)); + + pSize -> width = width; + pSize -> height = height; + pSize -> mmWidth = mmWidth; + pSize -> mmHeight = mmHeight; + + /* + * call out to ddx routine to effect the change + */ + + if (!(*pScrPriv->rrSetConfig) (pScreen, rotation, rate, + pSize)) + { + /* + * unknown DDX failure. + */ + + xfree(pSize); + + return 1; + } + + /* + * TellChanged uses this privates. + */ + + oldSize = pScrPriv->size; + oldSizes = pScrPriv->pSizes; + + pScrPriv->size = 0; + pScrPriv->pSizes = pSize; + + /* + * Deliver ScreenChangeNotify events whenever + * the configuration is updated + */ + + WalkTree (pScreen, TellChanged, (pointer) pScreen); + + /* + * Deliver ConfigureNotify events when root changes + * pixel size + */ + + if (oldWidth != pScreen->width || oldHeight != pScreen->height) + { + RRSendConfigNotify (pScreen); + } + + RREditConnectionInfo (pScreen); + + /* + * Fix pointer bounds and location + */ + + ScreenRestructured (pScreen); + + /* + * Restore old privates. + */ + + pScrPriv->pSizes = oldSizes; + pScrPriv->size = oldSize; + + xfree(pSize); + + return 0; +} + +void nxagentSaveAreas(PixmapPtr pPixmap, RegionPtr prgnSave, int xorg, int yorg, WindowPtr pWin) +{ + PixmapPtr pVirtualPixmap; + nxagentPrivPixmapPtr pPrivPixmap; + XlibGC gc; + XGCValues values; + DrawablePtr pDrawable; + int i; + int xSrc, ySrc, xDst, yDst, w, h; + int nRects; + int size; + BoxPtr pBox; + XRectangle *pRects; + BoxRec extents; + RegionRec cleanRegion; + + miBSWindowPtr pBackingStore = (miBSWindowPtr) pWin -> backStorage; + + pVirtualPixmap = nxagentVirtualPixmap(pPixmap); + + pPrivPixmap = nxagentPixmapPriv(pPixmap); + + pPrivPixmap -> isBackingPixmap = 1; + + fbCopyWindowProc(&pWin -> drawable, &pVirtualPixmap -> drawable, 0, REGION_RECTS(prgnSave), + REGION_NUM_RECTS(prgnSave), xorg, yorg, FALSE, FALSE, 0, 0); + + pDrawable = &pWin -> drawable; + + values.subwindow_mode = IncludeInferiors; + + gc = XCreateGC(nxagentDisplay, nxagentWindow(WindowTable[0]), GCSubwindowMode, &values); + + /* + * Initialize to the corrupted region. + * Coordinates are relative to the window. + */ + + REGION_INIT(pWin -> pScreen, &cleanRegion, NullBox, 1); + + REGION_COPY(pWin -> pScreen, &cleanRegion, nxagentCorruptedRegion((DrawablePtr) pWin)); + + /* + * Subtract the corrupted region from the saved region. + */ + + REGION_SUBTRACT(pWin -> pScreen, &pBackingStore -> SavedRegion, &pBackingStore -> SavedRegion, &cleanRegion); + + /* + * Translate the corrupted region. Coordinates + * are relative to the backing store pixmap. + */ + + REGION_TRANSLATE(pWin -> pScreen, &cleanRegion, -pBackingStore -> x, -pBackingStore -> y); + + /* + * Compute the clean region to be saved: subtract + * the corrupted region from the region to be saved. + */ + + REGION_SUBTRACT(pWin -> pScreen, &cleanRegion, prgnSave, &cleanRegion); + + nRects = REGION_NUM_RECTS(&cleanRegion); + size = nRects * sizeof(*pRects); + pRects = (XRectangle *) xalloc(size); + pBox = REGION_RECTS(&cleanRegion); + + for (i = nRects; i-- > 0;) + { + pRects[i].x = pBox[i].x1; + pRects[i].y = pBox[i].y1; + pRects[i].width = pBox[i].x2 - pBox[i].x1; + pRects[i].height = pBox[i].y2 - pBox[i].y1; + } + + XSetClipRectangles(nxagentDisplay, gc, 0, 0, pRects, nRects, Unsorted); + + xfree((char *) pRects); + + extents = *REGION_EXTENTS(pWin -> pScreen, &cleanRegion); + + REGION_UNINIT(pWin -> pScreen, &cleanRegion); + + xDst = extents.x1; + yDst = extents.y1; + +/* + * Left here the wrong solution. The window could be not + * configured yet on the real X, whilst the x and y in the + * WindowRec are the new coordinates. The right solution + * is the other, as it is independent from the window + * coordinates. + * + * xSrc = xDst + xorg - pWin -> drawable.x; + * ySrc = yDst + yorg - pWin -> drawable.y; + */ + + xSrc = xDst + pBackingStore -> x; + ySrc = yDst + pBackingStore -> y; + + w = extents.x2 - extents.x1; + h = extents.y2 - extents.y1; + + XCopyArea(nxagentDisplay, nxagentWindow(pWin), nxagentPixmap(pPixmap), gc, + xSrc, ySrc, w, h, xDst, yDst); + + nxagentAddItemBSPixmapList(nxagentPixmap(pPixmap), pPixmap, pWin, + pBackingStore -> x, pBackingStore -> y); + + #ifdef TEST + fprintf(stderr,"nxagentSaveAreas: Added pixmap [%p] with id [%d] on window [%p] to BSPixmapList.\n", + pPixmap, nxagentPixmap(pPixmap), pWin); + #endif + + XFreeGC(nxagentDisplay, gc); + + return; +} + +void nxagentRestoreAreas(PixmapPtr pPixmap, RegionPtr prgnRestore, int xorg, int yorg, WindowPtr pWin) +{ + PixmapPtr pVirtualPixmap; + RegionPtr clipRegion; + XlibGC gc; + XGCValues values; + DrawablePtr pDrawable; + int i; + int xSrc, ySrc, xDst, yDst, w, h; + int nRects; + int size; + BoxPtr pBox; + XRectangle *pRects; + BoxRec extents; + miBSWindowPtr pBackingStore; + + pBackingStore = (miBSWindowPtr) pWin -> backStorage; + + pVirtualPixmap = nxagentVirtualPixmap(pPixmap); + + fbCopyWindowProc(&pVirtualPixmap -> drawable, &pWin -> drawable, 0, REGION_RECTS(prgnRestore), + REGION_NUM_RECTS(prgnRestore), -xorg, -yorg, FALSE, FALSE, 0, 0); + + pDrawable = &pVirtualPixmap -> drawable; + + values.subwindow_mode = ClipByChildren; + + gc = XCreateGC(nxagentDisplay, nxagentWindow(WindowTable[0]), GCSubwindowMode, &values); + + /* + * Translate the reference point to the origin of the window. + */ + + REGION_TRANSLATE(pWin -> drawable.pScreen, prgnRestore, + -pWin -> drawable.x - pWin -> borderWidth, + -pWin -> drawable.y - pWin -> borderWidth); + + clipRegion = prgnRestore; + + if (nxagentDrawableStatus((DrawablePtr) pPixmap) == NotSynchronized) + { + clipRegion = REGION_CREATE(pPixmap -> drawable -> pScreen, NullBox, 1); + + REGION_COPY(pPixmap -> drawable -> pScreen, clipRegion, + nxagentCorruptedRegion((DrawablePtr) pPixmap)); + + /* + * Translate the reference point to the origin of the window. + */ + + REGION_TRANSLATE(pPixmap -> drawable -> pScreen, clipRegion, + pBackingStore -> x, pBackingStore -> y); + + REGION_INTERSECT(pPixmap -> drawable -> pScreen, clipRegion, prgnRestore, clipRegion); + + /* + * Subtract the corrupted region from the saved areas. + * miBSRestoreAreas will return the exposure region. + */ + + REGION_SUBTRACT(pPixmap -> drawable -> pScreen, &pBackingStore->SavedRegion, + &pBackingStore->SavedRegion, clipRegion); + + /* + * Store the corrupted region to send expose later. + */ + + if (nxagentRemoteExposeRegion != NULL) + { + REGION_TRANSLATE(pPixmap -> drawable -> pScreen, clipRegion, pWin -> drawable.x, pWin -> drawable.y); + + REGION_UNION(pScreen, nxagentRemoteExposeRegion, nxagentRemoteExposeRegion, clipRegion); + + REGION_TRANSLATE(pPixmap -> drawable -> pScreen, clipRegion, -pWin -> drawable.x, -pWin -> drawable.y); + } + + /* + * Compute the region to be restored. + */ + + REGION_SUBTRACT(pPixmap -> drawable -> pScreen, clipRegion, prgnRestore, clipRegion); + } + + nRects = REGION_NUM_RECTS(clipRegion); + size = nRects * sizeof(*pRects); + pRects = (XRectangle *) xalloc(size); + pBox = REGION_RECTS(clipRegion); + + for (i = nRects; i-- > 0;) + { + pRects[i].x = pBox[i].x1; + pRects[i].y = pBox[i].y1; + pRects[i].width = pBox[i].x2 - pBox[i].x1; + pRects[i].height = pBox[i].y2 - pBox[i].y1; + } + + XSetClipRectangles(nxagentDisplay, gc, 0, 0, pRects, nRects, Unsorted); + + xfree(pRects); + + extents = *REGION_EXTENTS(pWin -> pScreen, clipRegion); + + xDst = extents.x1; + yDst = extents.y1; + + xSrc = xDst - xorg + pWin -> drawable.x; + ySrc = yDst - yorg + pWin -> drawable.y; + + w = extents.x2 - extents.x1; + h = extents.y2 - extents.y1; + + nxagentFlushConfigureWindow(); + + XCopyArea(nxagentDisplay, nxagentPixmap(pPixmap), nxagentWindow(pWin), gc, + xSrc, ySrc, w, h, xDst, yDst); + + XFreeGC(nxagentDisplay, gc); + + if (clipRegion != NULL && clipRegion != prgnRestore) + { + REGION_DESTROY(pPixmap -> drawable -> pScreen, clipRegion); + } + + /* + * Restore the reference point to the origin of the screen. + */ + + REGION_TRANSLATE(pWin -> drawable.pScreen, prgnRestore, + pWin -> drawable.x - pWin -> borderWidth, + pWin -> drawable.y + pWin -> borderWidth); + + return; +} + +void nxagentSetWMNormalHints(int screen) +{ + XSizeHints sizeHints; + + /* + * Change agent window size and size hints. + */ + + sizeHints.flags = PPosition | PMinSize | PMaxSize; + sizeHints.x = nxagentOption(X); + sizeHints.y = nxagentOption(Y); + + sizeHints.min_width = MIN_NXAGENT_WIDTH; + sizeHints.min_height = MIN_NXAGENT_HEIGHT; + + sizeHints.width = nxagentOption(Width); + sizeHints.height = nxagentOption(Height); + + if (nxagentOption(DesktopResize) == 1) + { + sizeHints.max_width = WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)); + sizeHints.max_height = HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay)); + } + else + { + sizeHints.max_width = nxagentOption(RootWidth); + sizeHints.max_height = nxagentOption(RootHeight); + } + + if (nxagentUserGeometry.flag & XValue || nxagentUserGeometry.flag & YValue) + { + sizeHints.flags |= USPosition; + } + + if (nxagentUserGeometry.flag & WidthValue || nxagentUserGeometry.flag & HeightValue) + { + sizeHints.flags |= USSize; + } + + XSetWMNormalHints(nxagentDisplay, nxagentDefaultWindows[screen], &sizeHints); +} + +void nxagentShadowAdaptToRatio(void) +{ + XSizeHints sizeHints; + ScreenPtr pScreen; + RegionRec region; + BoxRec box; + + pScreen = screenInfo.screens[0]; + + nxagentShadowSetRatio(nxagentOption(Width) * 1.0 / WindowTable[0] -> drawable.width, + nxagentOption(Height) * 1.0 / WindowTable[0] -> drawable.height); + + nxagentShadowCreateMainWindow(pScreen, WindowTable[0], nxagentShadowWidth, nxagentShadowHeight); + + sizeHints.max_width = WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay)); + sizeHints.max_height = HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay)); + + sizeHints.flags = PMaxSize; + + XSetWMNormalHints(nxagentDisplay, nxagentDefaultWindows[pScreen->myNum], &sizeHints); + + box.x1 = 0; + box.y1 = 0; + box.x2 = nxagentShadowPixmapPtr -> drawable.width; + box.y2 = nxagentShadowPixmapPtr -> drawable.height; + + REGION_INIT(pScreen, ®ion, &box, 1); + + nxagentMarkCorruptedRegion((DrawablePtr)nxagentShadowPixmapPtr, ®ion); + + REGION_UNINIT(pScreen, ®ion); +} + +#ifdef DUMP + +void nxagentShowPixmap(PixmapPtr pPixmap, int x, int y, int width, int height) +{ + static int init = 1; + static Display *shadow; + static Window win; + + XlibGC gc; + XGCValues value; + XImage *image; + WindowPtr pWin = WindowTable[0]; + unsigned int format; + int depth, pixmapWidth, pixmapHeight, length; + char *data; + + depth = pPixmap -> drawable.depth; + pixmapWidth = pPixmap -> drawable.width; + pixmapHeight = pPixmap -> drawable.height; + format = (depth == 1) ? XYPixmap : ZPixmap; + + if (init) + { + shadow = XOpenDisplay("localhost:0"); + + if (shadow == NULL) + { + #ifdef WARNING + fprintf(stderr, "nxagentShowPixmap: WARNING! Shadow display not opened.\n"); + #endif + + return; + } + + init = False; + } + + if (win == 0) + { + win = XCreateSimpleWindow(shadow, DefaultRootWindow(shadow), 0, 0, + width, height, 0, 0xFFCC33, 0xFF); + + XSelectInput(shadow, win, StructureNotifyMask); + + XMapWindow(shadow, win); + + for(;;) + { + XEvent e; + + XNextEvent(shadow, &e); + + if (e.type == MapNotify) + { + break; + } + } + } + else + { + XResizeWindow(nxagentDisplay, win, width, height); + XRaiseWindow(nxagentDisplay, win); + } + + length = nxagentImageLength(width, height, format, 0, depth); + + if ((data = xalloc(length)) == NULL) + { + #ifdef WARNING + fprintf(stderr, "nxagentShowPixmap: xalloc failed.\n"); + #endif + + return; + } + +/* +FIXME + image = XGetImage(nxagentDisplay, nxagentPixmap(pPixmap), x, y, + width, height, AllPlanes, format); +*/ + + image = XGetImage(nxagentDisplay, RootWindow(nxagentDisplay, 0), 0, 0, + width, height, AllPlanes, format); + + if (image == NULL) + { + #ifdef WARNING + fprintf(stderr, "nxagentShowPixmap: XGetImage failed.\n"); + #endif + + if (data) + { + xfree(data); + } + + return; + } + + fbGetImage((DrawablePtr)pPixmap, 0, 0, + width, height, format, AllPlanes, data); + + memcpy(image -> data, data, length); + + value.foreground = 0xffffff; + value.background = 0x000000; + value.plane_mask = 0xffffff; + value.fill_style = FillSolid; + + gc = XCreateGC(shadow, win, GCBackground | + GCForeground | GCFillStyle | GCPlaneMask, &value); + + XSync(shadow, 0); + + NXCleanImage(image); + + XPutImage(shadow, win, gc, image, 0, 0, 0, 0, width, height); + + XFlush(shadow); + + XFreeGC(shadow, gc); + + if (image != NULL) + { + XDestroyImage(image); + } + + if (data != NULL) + { + xfree(data); + } + +/* +FIXME + if (win != NULL) + { + XDestroyWindow(shadow, win); + } +*/ +} + +void nxagentFbRestoreArea(PixmapPtr pPixmap, WindowPtr pWin, int xSrc, int ySrc, int width, + int height, int xDst, int yDst) +{ + Display *shadow; + + XlibGC gc; + XGCValues value; + XImage *image; + unsigned int format; + int depth, pixmapWidth, pixmapHeight, length; + char *data = NULL; + Visual *pVisual; + + depth = pPixmap -> drawable.depth; + pixmapWidth = pPixmap -> drawable.width; + pixmapHeight = pPixmap -> drawable.height; + format = (depth == 1) ? XYPixmap : ZPixmap; + + shadow = nxagentDisplay; + + length = nxagentImageLength(width, height, format, 0, depth); + + if ((data = xalloc(length)) == NULL) + { + #ifdef WARNING + fprintf(stderr, "nxagentFbRestoreArea: xalloc failed.\n"); + #endif + + return; + } +/* + image = XGetImage(nxagentDisplay, nxagentPixmap(pPixmap), xSrc, ySrc, + width, height, AllPlanes, format); +*/ + + if (image == NULL) + { + #ifdef WARNING + fprintf(stderr, "nxagentFbRestoreArea: XGetImage failed.\n"); + #endif + + if (data) + { + xfree(data); + } + + return; + } + + fbGetImage((DrawablePtr)pPixmap, xSrc, ySrc, + width, height, format, AllPlanes, data); + +/* +FIXME +*/ + pVisual = nxagentImageVisual((DrawablePtr) pPixmap, depth); + + if (pVisual == NULL) + { + #ifdef WARNING + fprintf(stderr, "nxagentFbRestoreArea: WARNING! Visual not found. Using default visual.\n"); + #endif + + pVisual = nxagentVisuals[nxagentDefaultVisualIndex].visual; + } + + image = XCreateImage(nxagentDisplay, pVisual, + depth, format, 0, (char *) data, + width, height, BitmapPad(nxagentDisplay), + nxagentImagePad(width, format, 0, depth)); +/* +FIXME + memcpy(image -> data, data, length); +*/ + + fprintf(stderr, "nxagentFbRestoreArea: Cleaning %d bytes of image.\n", length); + + value.foreground = 0xffffff; + value.background = 0x000000; + value.plane_mask = 0xffffff; + value.fill_style = FillSolid; + value.function = GXcopy; + + gc = XCreateGC(shadow, nxagentWindow(WindowTable[0]), GCBackground | + GCForeground | GCFillStyle | GCPlaneMask | GCFunction, &value); + + NXCleanImage(image); + + XPutImage(shadow, nxagentWindow(pWin), gc, image, 0, 0, xDst, yDst, width, height); + +/* +FIXME +*/ + XFlush(shadow); + + XFreeGC(shadow, gc); + + if (image) + { + XDestroyImage(image); + } + +/* +FIXME + if (data) + { + xfree(data); + } +*/ +} + +#endif |