static void loadExtStrings(XETC *tc)
{
char **extensionName=XListExtensions(tc->dpy,&numExtension);
if (numExtension)
{
int i;
extensionData = (_extensionData *)XtCalloc(numExtension,
sizeof(_extensionData));
for (i = 0; i < numExtension; i++)
{ /* Arrange extensions in opcode order */
int opcode,event,error;
if (XQueryExtension(tc->dpy,extensionName[i],&opcode,&event,
&error))
{
extensionData[opcode-128].extName = extensionName[i];
extensionData[opcode-128].extEvent = event;
}
else
{ /* This extension didn't load! Error! */
extensionData[opcode-128].extName = "Invalid_Extension";
}
}
XFreeExtensionList(extensionName);
}
}
int main(int argc, char const *argv[])
{
Display *dpy = XOpenDisplay(NULL);
int nextensions, i;
char **p, **extensionList = XListExtensions(dpy, &nextensions);
for(p = extensionList, i = 0; nextensions; i++, nextensions--, p++)
{
printf("Extension %d: %s\n", i + 1, *p);
}
return 0;
}
//=========================================
// usage
//-----------------------------------------
int XTestRender (XInit xi) {
// ...
// test if the render extension is available on the
// currently used display
// ---
int n = 0;
int i = 0;
char **extlist = XListExtensions (xi.dpy, &n);
for (i = 0; i < n; i++) {
if (strcmp(extlist[i],"RENDER") == 0) {
return(1);
}
}
return(0);
}
static gboolean check_for_xquartz(GdkDisplay *dpy)
{
int nextensions;
int i;
gboolean match = FALSE;
char **extensions = XListExtensions(gdk_x11_display_get_xdisplay(dpy),
&nextensions);
for (i = 0 ; extensions != NULL && i < nextensions ; i++) {
if (strcmp(extensions[i], "Apple-WM") == 0 ||
strcmp(extensions[i], "Apple-DRI") == 0)
match = TRUE;
}
if (extensions)
XFreeExtensionList(extensions);
return match;
}
static Object P_List_Extensions (Object d) {
Object ret;
int n;
register int i;
register char **p;
GC_Node;
Check_Type (d, T_Display);
Disable_Interrupts;
p = XListExtensions (DISPLAY(d)->dpy, &n);
Enable_Interrupts;
ret = Make_Vector (n, Null);
GC_Link (ret);
for (i = 0; i < n; i++) {
Object e;
e = Make_String (p[i], strlen (p[i]));
VECTOR(ret)->data[i] = e;
}
GC_Unlink;
XFreeExtensionList (p);
return ret;
}
int
main(int argc, char * argv[])
{
int loop, num_extensions, num_devices;
char **extensions;
XDeviceInfo *devices;
Display *dpy;
Window root_win;
unsigned long screen;
int list = 0;
if (argc != 3) {
fprintf(stderr, "usage : %s <device name> (ABSOLUTE|RELATIVE)\n", argv[0]);
exit(1);
}
if (strcmp(argv[1], "-l") == 0) {
list = 1;
}
dpy = XOpenDisplay(NULL);
if (!dpy) {
printf("unable to connect to X Server try to set the DISPLAY variable\n");
exit(1);
}
#ifdef DEBUG
printf("connected to %s\n", XDisplayString(dpy));
#endif
screen = DefaultScreen(dpy);
root_win = RootWindow(dpy, screen);
extensions = XListExtensions(dpy, &num_extensions);
for (loop = 0; loop < num_extensions &&
(strcmp(extensions[loop], "XInputExtension") != 0); loop++);
XFreeExtensionList(extensions);
if (loop != num_extensions)
{
devices = XListInputDevices(dpy, &num_devices);
for(loop=0; loop<num_devices; loop++)
{
if (devices[loop].name &&
(StrCaseCmp(devices[loop].name, argv[1]) == 0))
if (devices[loop].use == IsXExtensionDevice)
{
XDevice *device;
#ifdef DEBUG
fprintf(stderr, "opening device %s\n",
devices[loop].name ? devices[loop].name : "<noname>");
#endif
device = XOpenDevice(dpy, devices[loop].id);
if (device)
{
XSetDeviceMode(dpy, device, (strcmp("ABSOLUTE", argv[2]) == 0) ? Absolute
: Relative);
exit(0);
}
else
{
fprintf(stderr, "error opening device\n");
exit(1);
}
}
}
XFreeDeviceList(devices);
}
else
{
fprintf(stderr, "No XInput extension available\n");
exit(1);
}
if (list) {
exit(0);
}
else {
fprintf(stderr, "Extended device %s not found\n", argv[1]);
exit(1);
}
}
static int
X11Error(Display *display, XErrorEvent *event) {
// Get an indication of how long ago the request that caused the error was
// made.
unsigned long age = NextRequest(display) - event->serial;
// Get a string to represent the request that caused the error.
nsAutoCString message;
if (event->request_code < 128) {
// Core protocol request
message.AppendInt(event->request_code);
} else {
// Extension request
// man XSetErrorHandler says "the error handler should not call any
// functions (directly or indirectly) on the display that will generate
// protocol requests or that will look for input events" so we use another
// temporary Display to request extension information. This assumes on
// the DISPLAY environment variable has been set and matches what was used
// to open |display|.
Display *tmpDisplay = XOpenDisplay(NULL);
if (tmpDisplay) {
int nExts;
char** extNames = XListExtensions(tmpDisplay, &nExts);
int first_error;
if (extNames) {
for (int i = 0; i < nExts; ++i) {
int major_opcode, first_event;
if (XQueryExtension(tmpDisplay, extNames[i],
&major_opcode, &first_event, &first_error)
&& major_opcode == event->request_code) {
message.Append(extNames[i]);
message.Append('.');
message.AppendInt(event->minor_code);
break;
}
}
XFreeExtensionList(extNames);
}
XCloseDisplay(tmpDisplay);
#ifdef MOZ_WIDGET_GTK2
// GDK2 calls XCloseDevice the devices that it opened on startup, but
// the XI protocol no longer ensures that the devices will still exist.
// If they have been removed, then a BadDevice error results. Ignore
// this error.
if (message.EqualsLiteral("XInputExtension.4") &&
event->error_code == first_error + 0) {
return 0;
}
#endif
}
}
char buffer[BUFSIZE];
if (message.IsEmpty()) {
buffer[0] = '\0';
} else {
XGetErrorDatabaseText(display, "XRequest", message.get(), "",
buffer, sizeof(buffer));
}
nsAutoCString notes;
if (buffer[0]) {
notes.Append(buffer);
} else {
notes.Append("Request ");
notes.AppendInt(event->request_code);
notes.Append('.');
notes.AppendInt(event->minor_code);
}
notes.Append(": ");
// Get a string to describe the error.
XGetErrorText(display, event->error_code, buffer, sizeof(buffer));
notes.Append(buffer);
// For requests where Xlib gets the reply synchronously, |age| will be 1
// and the stack will include the function making the request. For
// asynchronous requests, the current stack will often be unrelated to the
// point of making the request, even if |age| is 1, but sometimes this may
// help us count back to the point of the request. With XSynchronize on,
// the stack will include the function making the request, even though
// |age| will be 2 for asynchronous requests because XSynchronize is
// implemented by an empty request from an XSync, which has not yet been
// processed.
if (age > 1) {
// XSynchronize returns the previous "after function". If a second
// XSynchronize call returns the same function after an enable call then
// synchronization must have already been enabled.
if (XSynchronize(display, True) == XSynchronize(display, False)) {
notes.Append("; sync");
} else {
notes.Append("; ");
notes.AppendInt(uint32_t(age));
notes.Append(" requests ago");
}
}
#ifdef MOZ_CRASHREPORTER
switch (XRE_GetProcessType()) {
case GeckoProcessType_Default:
case GeckoProcessType_Plugin:
case GeckoProcessType_Content:
CrashReporter::AppendAppNotesToCrashReport(notes);
break;
default:
; // crash report notes not supported.
}
#endif
#ifdef DEBUG
// The resource id is unlikely to be useful in a crash report without
// context of other ids, but add it to the debug console output.
notes.Append("; id=0x");
notes.AppendInt(uint32_t(event->resourceid), 16);
#ifdef MOZ_X11
// Actually, for requests where Xlib gets the reply synchronously,
// MOZ_X_SYNC=1 will not be necessary, but we don't have a table to tell us
// which requests get a synchronous reply.
if (!PR_GetEnv("MOZ_X_SYNC")) {
notes.Append("\nRe-running with MOZ_X_SYNC=1 in the environment may give a more helpful backtrace.");
}
#endif
#endif
#ifdef MOZ_WIDGET_QT
// We should not abort here if MOZ_X_SYNC is not set
// until http://bugreports.qt.nokia.com/browse/QTBUG-4042
// not fixed, just print error value
if (!PR_GetEnv("MOZ_X_SYNC")) {
fprintf(stderr, "XError: %s\n", notes.get());
return 0; // temporary workaround for bug 161472
}
#endif
NS_RUNTIMEABORT(notes.get());
return 0; // not reached
}
main()
{
Window w2;
Display *dpy = XOpenDisplay(NIL);
assert(dpy);
Screen *scr = DefaultScreenOfDisplay(dpy);
// CreateWindow
Window w = XCreateWindow(dpy, RootWindowOfScreen(scr), 10, 100, 200, 300, 0, CopyFromParent,
CopyFromParent, CopyFromParent,
0, NIL);
XDestroyWindow(dpy, w);
// CreateWindow with arguments
XSetWindowAttributes swa;
swa.background_pixel = WhitePixelOfScreen(scr);
swa.bit_gravity = NorthWestGravity;
swa.border_pixel = BlackPixelOfScreen(scr);
swa.colormap = DefaultColormapOfScreen(scr);
swa.cursor = None;
swa.win_gravity = NorthGravity;
w = XCreateWindow(dpy, RootWindowOfScreen(scr), 10, 100, 200, 300, 0, CopyFromParent,
CopyFromParent, CopyFromParent,
CWBackPixel | CWBitGravity | CWBorderPixel | CWColormap | CWCursor | CWWinGravity,
&swa);
// CreateWindow with other arguments
XDestroyWindow(dpy, w);
Pixmap pixmap = XCreatePixmap(dpy, RootWindowOfScreen(scr), 45, 25, DefaultDepthOfScreen(scr));
assert(pixmap);
swa.background_pixmap = pixmap;
swa.border_pixmap = pixmap;
w = XCreateWindow(dpy, RootWindowOfScreen(scr), 10, 100, 200, 300, 0, CopyFromParent,
CopyFromParent, CopyFromParent,
CWBackPixmap | CWBorderPixmap,
&swa);
// ChangeWindowAttributes
swa.backing_planes = 0x1;
swa.backing_pixel = WhitePixelOfScreen(scr);
swa.save_under = True;
swa.event_mask = KeyPressMask | KeyReleaseMask;
swa.do_not_propagate_mask = ButtonPressMask | Button4MotionMask;
swa.override_redirect = False;
XChangeWindowAttributes(dpy, w, CWBackingPlanes | CWBackingPixel | CWSaveUnder | CWEventMask
| CWDontPropagate | CWOverrideRedirect, &swa);
// GetWindowAttributes
XWindowAttributes wa;
Status success = XGetWindowAttributes(dpy, w, &wa);
// DestroyWindow (done)
// DestroySubwindows
w2 = XCreateWindow(dpy, w, 20, 30, 40, 50, 3, CopyFromParent, CopyFromParent, CopyFromParent, 0, NIL);
XDestroySubwindows(dpy, w);
// ChangeSaveSet
// Display *dpy2 = XOpenDisplay(NIL);
// assert(dpy2);
// XAddToSaveSet(dpy2, w);
// XCloseDisplay(dpy2);
// ReparentWindow
w2 = XCreateWindow(dpy, RootWindowOfScreen(scr), 20, 30, 40, 50, 3,
CopyFromParent, CopyFromParent, CopyFromParent, 0, NIL);
XReparentWindow(dpy, w2, w, 10, 5);
// MapWindow
XMapWindow(dpy, w);
// MapSubwindows
XMapSubwindows(dpy, w);
// UnmapWindow
XUnmapWindow(dpy, w);
// UnmapSubwindows
XMapWindow(dpy, w);
XUnmapSubwindows(dpy, w2);
XMapSubwindows(dpy, w);
// ConfigureWindow
Window w3 = XCreateWindow(dpy, w, 10, 50, 100, 10, 2,
CopyFromParent, CopyFromParent, CopyFromParent, 0, NIL);
XMapWindow(dpy, w3);
XWindowChanges wc;
wc.x = -5;
wc.y = -10;
wc.width = 50;
wc.height = 40;
wc.border_width = 7;
wc.sibling = w2;
wc.stack_mode = Opposite;
XConfigureWindow(dpy, w3,
CWX | CWY | CWWidth | CWHeight | CWBorderWidth | CWSibling | CWStackMode,
&wc);
// CirculateWindow
XCirculateSubwindows(dpy, w, RaiseLowest);
// GetGeometry
Window root;
int x, y;
unsigned width, height, border_width, depth;
XGetGeometry(dpy, w, &root, &x, &y, &width, &height, &border_width, &depth);
// QueryTree
Window parent;
Window *children;
unsigned nchildren;
success = XQueryTree(dpy, w, &root, &parent, &children, &nchildren);
XFree(children);
// InternAtom
Atom a = XInternAtom(dpy, "WM_PROTOCOLS", True);
// GetAtomName
char *string = XGetAtomName(dpy, XA_PRIMARY);
XFree(string);
// ChangeProperty
XStoreName(dpy, w, "test window");
// DeleteProperty
XDeleteProperty(dpy, w, XA_WM_NAME);
// GetProperty
// TODO
// ListProperties
int num_prop;
Atom *list = XListProperties(dpy, w, &num_prop);
XFree(list);
// SetSelectionOwner
XSetSelectionOwner(dpy, XA_PRIMARY, w, 12000);
XSetSelectionOwner(dpy, XA_SECONDARY, w, CurrentTime);
// GetSelectionOwner
Window wx = XGetSelectionOwner(dpy, XA_PRIMARY);
// ConvertSelection
XConvertSelection(dpy, XA_SECONDARY, XA_CURSOR, XA_POINT, w, CurrentTime);
// SendEvent
// GrabPointer
std::cerr << "Grabbing" << std::endl;
int res = XGrabPointer(dpy, w, False, Button5MotionMask | PointerMotionHintMask,
GrabModeSync, GrabModeAsync, w, None, CurrentTime);
XSync(dpy, False);
// sleep(5);
// UngrabPointer
std::cerr << "Ungrabbing" << std::endl;
XUngrabPointer(dpy, CurrentTime);
// GrabButton
XGrabButton(dpy, 3, ShiftMask | ControlMask, w, False, PointerMotionHintMask | Button2MotionMask,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, 2, AnyModifier, w, False, PointerMotionHintMask | Button2MotionMask,
GrabModeAsync, GrabModeSync, None, None);
// UngrabButton
XUngrabButton(dpy, 2, LockMask, w);
// ChangeActivePointerGrab
XChangeActivePointerGrab(dpy, ButtonPressMask, None, CurrentTime);
// GrabKeyboard
XGrabKeyboard(dpy, w, True, GrabModeSync, GrabModeSync, 12000);
// UngrabKeyboard
XUngrabKeyboard(dpy, 13000);
// GrabKey
XGrabKey(dpy, XKeysymToKeycode(dpy, XK_Tab), ShiftMask | Mod3Mask, w, True, GrabModeSync,
GrabModeSync);
// UngrabKey
XUngrabKey(dpy, AnyKey, AnyModifier, w);
// AllowEvents
XAllowEvents(dpy, AsyncPointer, 14000);
// GrabServer
XGrabServer(dpy);
// UngrabServer
XUngrabServer(dpy);
// QueryPointer
Window child;
int root_x, root_y, win_x, win_y;
unsigned mask;
Bool bres = XQueryPointer(dpy, w, &root, &child, &root_x, &root_y, &win_x, &win_y, &mask);
// GetMotionEvents
int nevents;
XGetMotionEvents(dpy, w, 15000, 16000, &nevents);
// TranslateCoordinates
int dest_x, dest_y;
XTranslateCoordinates(dpy, w, w2, 10, 20, &dest_x, &dest_y, &child);
// WarpPointer
XWarpPointer(dpy, w, w2, 0, 0, 100, 100, 20, 30);
// SetInputFocus
XSetInputFocus(dpy,w, RevertToPointerRoot, 17000);
XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, 17000);
// GetInputFocus
Window focus;
int revert_to;
XGetInputFocus(dpy, &focus, &revert_to);
// QueryKeymap
char keys_return[32];
XQueryKeymap(dpy, keys_return);
// OpenFont
Font fid = XLoadFont(dpy, "cursor");
// CloseFont
XUnloadFont(dpy, fid);
// QueryFont
XFontStruct *fs = XLoadQueryFont(dpy, "cursor");
assert(fs);
// QueryTextExtents
int direction, font_ascent, font_descent;
XCharStruct overall;
XQueryTextExtents(dpy, fs -> fid, "toto", 4, &direction, &font_ascent, &font_descent, &overall);
XQueryTextExtents(dpy, fs -> fid, "odd__length", 11, &direction, &font_ascent, &font_descent, &overall);
XChar2b c2bs;
c2bs.byte1 = '$';
c2bs.byte2 = 'B';
XQueryTextExtents16(dpy, fs -> fid, &c2bs, 1, &direction, &font_ascent, &font_descent, &overall);
XQueryTextExtents(dpy, fs -> fid, longString, strlen(longString), &direction, &font_ascent,
&font_descent, &overall);
// ListFonts
int actual_count;
char **fontList = XListFonts(dpy, "*", 100, &actual_count);
XFree((char *)fontList);
// ListFontsWithInfo
int count;
XFontStruct *info;
char **names = XListFontsWithInfo(dpy, "*", 100, &count, &info);
XFreeFontInfo(names, info, count);
// SetFontPath
// GetFontPath
int npaths;
char **charList = XGetFontPath(dpy, &npaths);
char **charList2 = new char *[npaths + 1];
memcpy(charList2, charList, npaths * sizeof(char *));
charList2[npaths] = charList2[0];
XSetFontPath(dpy, charList2, npaths + 1);
XSetFontPath(dpy, charList, npaths); // Reset to some reasonnable value
XFreeFontPath(charList);
delete [] charList2;
// CreatePixmap
Pixmap pix2 = XCreatePixmap(dpy, w, 100, 200, DefaultDepthOfScreen(scr));
// FreePixmap
XFreePixmap(dpy, pix2);
// CreateGC
Pixmap bitmap = XCreateBitmapFromData(dpy, RootWindowOfScreen(scr),
"\000\000\001\000\000\001\000\000\001\377\377\377", 3, 4);
XGCValues gcv;
gcv.function = GXand;
gcv.plane_mask = 0x1;
gcv.foreground = WhitePixelOfScreen(scr);
gcv.background = BlackPixelOfScreen(scr);
gcv.line_width = 2;
gcv.line_style = LineDoubleDash;
gcv.cap_style = CapProjecting;
gcv.join_style = JoinRound;
gcv.fill_style = FillStippled;
gcv.fill_rule = EvenOddRule;
gcv.arc_mode = ArcPieSlice;
gcv.tile = pixmap;
gcv.stipple = bitmap;
gcv.ts_x_origin = 3;
gcv.ts_y_origin = 4;
gcv.font = fs -> fid;
gcv.subwindow_mode = ClipByChildren;
gcv.graphics_exposures = True;
gcv.clip_x_origin = 5;
gcv.clip_y_origin = 6;
gcv.clip_mask = bitmap;
gcv.dash_offset = 1;
gcv.dashes = 0xc2;
GC gc = XCreateGC(dpy, w,
GCFunction | GCPlaneMask | GCForeground | GCBackground | GCLineWidth
| GCLineStyle | GCCapStyle | GCJoinStyle | GCFillStyle | GCFillRule | GCTile
| GCStipple | GCTileStipXOrigin | GCTileStipYOrigin | GCFont | GCSubwindowMode
| GCGraphicsExposures | GCClipXOrigin | GCClipYOrigin | GCClipMask | GCDashOffset
| GCDashList | GCArcMode,
&gcv);
// ChangeGC
gcv.function = GXandReverse;
// Only a few of these should appear, since the values are cached on the client side by the Xlib.
XChangeGC(dpy, gc, GCFunction | GCLineStyle | GCStipple | GCGraphicsExposures | GCDashList, &gcv);
// CopyGC
GC gc2 = XCreateGC(dpy, w, 0, NIL);
XCopyGC(dpy, gc, GCFunction | GCLineStyle | GCStipple | GCGraphicsExposures | GCDashList, gc2);
// SetDashes
XSetDashes(dpy, gc, 3, "\001\377\001", 3);
// SetClipRectangles
XRectangle rectangles[] = { { 10, 20, 30, 40 }, { 100, 200, 5, 3 }, { -5, 1, 12, 24 } };
XSetClipRectangles(dpy, gc, 12, 9, rectangles, SIZEOF(rectangles), Unsorted);
// FreeGC
// done already
// ClearArea
XClearArea(dpy, w, 30, 10, 10, 100, False);
// CopyArea
XCopyArea(dpy, w, pixmap, gc, 0, 0, 100, 100, 10, 10);
// CopyPlane
// This won't work if the Screen doesn't have at least 3 planes
XCopyPlane(dpy, pixmap, w, gc, 20, 10, 40, 30, 0, 0, 0x4);
// PolyPoint
XDrawPoint(dpy, w, gc, 1, 2);
XPoint points[] = { { 3, 4 }, { 5, 6 } };
XDrawPoints(dpy, w, gc, points, SIZEOF(points), CoordModeOrigin);
// PolyLine
XDrawLines(dpy, w, gc, points, SIZEOF(points), CoordModePrevious);
// PolySegment
XSegment segments[] = { { 7, 8, 9, 10 }, { 11, 12, 13, 14 }, { 15, 16, 17, 18 } };
XDrawSegments(dpy, w, gc, segments, SIZEOF(segments));
// PolyRectangle
XDrawRectangles(dpy, w, gc, rectangles, SIZEOF(rectangles));
// PolyArc
XArc arcs[] = { { 10, 20, 30, 40, 50, 60 }, { -70, 80, 90, 100, 110, 120 },
{ 10, 20, 30, 40, 50, -30 } };
XDrawArcs(dpy, w, gc, arcs, SIZEOF(arcs));
// FillPoly
XFillPolygon(dpy, w, gc, points, SIZEOF(points), Convex, CoordModePrevious);
// PolyFillRectangle
XFillRectangles(dpy, w, gc, rectangles, SIZEOF(rectangles));
// PolyFillArc
XFillArcs(dpy, w, gc, arcs, SIZEOF(arcs));
// PutImage
// GetImage
XImage *image = XGetImage(dpy, w, 10, 20, 40, 30, AllPlanes, ZPixmap);
XPutImage(dpy, w, gc, image, 0, 0, 50, 60, 40, 30);
XSync(dpy, False); // Make the next request starts at the beginning of a packet
// PolyText8
XTextItem textItems[3];
textItems[0].chars = "toto";
textItems[0].nchars = strlen(textItems[0].chars);
textItems[0].delta = -3;
textItems[0].font = fs->fid;
textItems[1].chars = "titi";
textItems[1].nchars = strlen(textItems[1].chars);
textItems[1].delta = 3;
textItems[1].font = None;
textItems[2].chars = "tutu";
textItems[2].nchars = strlen(textItems[2].chars);
textItems[2].delta = 0;
textItems[2].font = fs->fid;
XDrawText(dpy, w, gc, 10, 10, textItems, 3);
XTextItem textItems2[3];
textItems2[0].chars = "totox";
textItems2[0].nchars = strlen(textItems2[0].chars);
textItems2[0].delta = -3;
textItems2[0].font = fs->fid;
textItems2[1].chars = "titi";
textItems2[1].nchars = strlen(textItems2[1].chars);
textItems2[1].delta = 3;
textItems2[1].font = None;
textItems2[2].chars = "tutu";
textItems2[2].nchars = strlen(textItems2[2].chars);
textItems2[2].delta = 0;
textItems2[2].font = fs->fid;
XDrawText(dpy, w, gc, 10, 10, textItems2, 3);
// PolyText16
XChar2b c2b2[] = { 0, 't', 0, 'x' };
XTextItem16 items16[] = { { &c2bs, 1, -5, None }, { NULL, 0, 0, None }, { c2b2, 2, 0, fs -> fid } };
XDrawText16(dpy, w, gc, 10, 0, items16, SIZEOF(items16));
// ImageText8
XDrawImageString(dpy, w, gc, 10, 10, "toto", 4);
// ImageText16
XDrawImageString16(dpy, w, gc, 10, 10, &c2bs, 1);
XDrawImageString16(dpy, w, gc, 10, 20, c2b2, 2);
// CreateColormap
// Don't forget to tell the kids how it was when we had only 8 bits per pixel.
Colormap colormap = XCreateColormap(dpy, w, DefaultVisualOfScreen(scr), None);
// FreeColormap
XFreeColormap(dpy, colormap);
colormap = XCreateColormap(dpy, w, DefaultVisualOfScreen(scr), None);
// CopyColormapAndFree
Colormap colormap2 = XCopyColormapAndFree(dpy, colormap);
// InstallColormap
XInstallColormap(dpy, colormap2);
// UninstallColormap
XUninstallColormap(dpy, colormap2);
// ListInstalledColormaps
int num;
Colormap *colormapList = XListInstalledColormaps(dpy, w, &num);
// AllocColor
XColor screen;
screen.red = 0;
screen.green = 32767;
screen.blue = 65535;
screen.flags = DoRed | DoGreen | DoBlue;
success = XAllocColor(dpy, colormap, &screen);
// AllocNamedColor
XColor screen2, exact;
success = XAllocNamedColor(dpy, colormap, "Wheat", &screen2, &exact);
// AllocColorCells
unsigned long plane_masks, pixels;
success = XAllocColorCells(dpy, colormap, False, &plane_masks, 1, &pixels, 1);
// AllocColorPlanes
unsigned long rmask, gmask, bmask;
success = XAllocColorPlanes(dpy, colormap, False, &pixels, 1, 0, 0, 0, &rmask, &gmask, &bmask);
// FreeColors
unsigned long pixels2[2] = { screen.pixel, screen2.pixel };
XFreeColors(dpy, colormap, pixels2, 2, 0);
// StoreColors
success = XAllocColorCells(dpy, colormap, False, NIL, 0, pixels2, 2);
// On many contemporary (that is, year 2000) video cards, you can't allocate read / write cells
// I want my requests to be sent, however.
if (!success) {
XSetErrorHandler(errorHandler);
}
XColor colors[2];
colors[0] = screen; colors[0].pixel = pixels2[0];
colors[1] = screen2; colors[1].pixel = pixels2[1];
XStoreColors(dpy, colormap, colors, 2);
// StoreNamedColor
XStoreNamedColor(dpy, colormap, "Wheat", colors[0].pixel, DoBlue);
XSync(dpy, False);
XSetErrorHandler(NIL); // Restore the default handler
// QueryColors
screen2.pixel = WhitePixelOfScreen(scr);
XQueryColor(dpy, colormap, &screen2);
// LookupColor
success = XLookupColor(dpy, colormap, "DarkCyan", &exact, &screen);
// CreateCursor
Cursor cursor = XCreatePixmapCursor(dpy, pixmap, None, &exact, colors, 10, 10);
// CreateGlyphCursor
Cursor cursor2 = XCreateGlyphCursor(dpy, fs -> fid, fs -> fid, 'X', 0, &exact, colors);
// FreeCursor
XFreeCursor(dpy, cursor2);
// RecolorCursor
XRecolorCursor(dpy, cursor, colors, &exact);
// QueryBestSize
success = XQueryBestSize(dpy, CursorShape, RootWindowOfScreen(scr), 100, 20, &width, &height);
// QueryExtension
int major_opcode, first_event, first_error;
XQueryExtension(dpy, "toto", &major_opcode, &first_event, &first_error);
// ListExtensions
int nextensions;
char **extensionList = XListExtensions(dpy, &nextensions);
for(char **p = extensionList; nextensions; nextensions--, p++) std::cout << *p << std::endl;
XFree(extensionList);
// ChangeKeyboardMapping
// GetKeyboardMapping
int min_keycodes, max_keycodes;
XDisplayKeycodes(dpy, &min_keycodes, &max_keycodes);
int keysyms_per_keycode;
KeySym *keysyms = XGetKeyboardMapping(dpy, min_keycodes, max_keycodes - min_keycodes + 1,
&keysyms_per_keycode);
XChangeKeyboardMapping(dpy, min_keycodes, keysyms_per_keycode, keysyms,
max_keycodes - min_keycodes + 1);
// ChangeKeyboardControl
// GetKeyboardControl
XKeyboardState keyboardState;
XGetKeyboardControl(dpy, &keyboardState);
XKeyboardControl keyboardValues;
keyboardValues.key_click_percent = keyboardState.key_click_percent;
keyboardValues.bell_percent = keyboardState.bell_percent;
keyboardValues.bell_pitch = keyboardState.bell_pitch;
keyboardValues.bell_duration = keyboardState.bell_duration;
keyboardValues.led = 1;
keyboardValues.led_mode = LedModeOn;
keyboardValues.key = min_keycodes;
keyboardValues.auto_repeat_mode = AutoRepeatModeDefault;
XChangeKeyboardControl(dpy,
KBKeyClickPercent | KBBellPercent | KBBellPitch | KBBellDuration
| KBLed | KBLedMode | KBKey | KBAutoRepeatMode,
&keyboardValues);
// Bell
XBell(dpy, 90);
// ChangePointerControl
// GetPointerControl
int accel_numerator, accel_denominator, threshold;
XGetPointerControl(dpy, &accel_numerator, &accel_denominator, &threshold);
XChangePointerControl(dpy, True, True, accel_numerator, accel_denominator, threshold);
// SetScreenSaver
// GetScreenSaver
int timeout, interval, prefer_blanking, allow_exposures;
XGetScreenSaver(dpy, &timeout, &interval, &prefer_blanking, &allow_exposures);
XSetScreenSaver(dpy, timeout, interval, prefer_blanking, allow_exposures);
// ChangeHosts
// ListHosts
int nhosts;
Bool state;
XHostAddress *hostList = XListHosts(dpy, &nhosts, &state);
XHostAddress host;
host.family = FamilyInternet;
host.length = 4;
host.address = "\001\002\003\004";
XAddHost(dpy, &host);
// SetAccessControl
XSetAccessControl(dpy, EnableAccess);
// SetCloseDownMode
XSetCloseDownMode(dpy, RetainTemporary);
// KillClient
XKillClient(dpy, AllTemporary);
// RotateProperties
Atom properties[] = { XInternAtom(dpy, "CUT_BUFFER0", False),
XInternAtom(dpy, "CUT_BUFFER1", False),
XInternAtom(dpy, "CUT_BUFFER2", False) };
XRotateWindowProperties(dpy, RootWindowOfScreen(scr), properties, SIZEOF(properties), -1);
// ForceScreenSaver
XForceScreenSaver(dpy, ScreenSaverReset);
// SetPointerMapping
// GetPointerMapping
unsigned char map[64];
int map_length = XGetPointerMapping(dpy, map, 64);
XSetPointerMapping(dpy, map, map_length);
// SetModifierMapping
// GetModifierMapping
XModifierKeymap *modmap = XGetModifierMapping(dpy);
XSetModifierMapping(dpy, modmap);
// NoOperation
XNoOp(dpy);
for(;;) {
XEvent e;
XNextEvent(dpy, &e);
std::cout << "Got an event of type " << e.type << std::endl;
}
}
// create a new window and set it's characteristics
Window OpenGLPbufferDisplayDevice::open_window(char *nm, int *size, int *loc,
int argc, char** argv
) {
char *dispname;
if ((dispname = getenv("VMDGDISPLAY")) == NULL)
dispname = getenv("DISPLAY");
if(!(glxsrv.dpy = XOpenDisplay(dispname))) {
msgErr << "Exiting due to X-Windows GLX/OpenGL Pbuffer creation failure." << sendmsg;
if (dispname != NULL) {
msgErr << "Failed to open display: " << dispname << sendmsg;
}
return (Window)0;
}
//
// Check for "Composite" extension and any others that might cause
// stability issues and warn the user about any potential problems...
//
char **xextensionlist;
int nextensions, xtn;
int warncompositeext=0;
xextensionlist = XListExtensions(glxsrv.dpy, &nextensions);
for (xtn=0; xtn<nextensions; xtn++) {
// printf("xtn[%d]: '%s'\n", xtn, xextensionlist[xtn]);
if (xextensionlist[xtn] && !strcmp(xextensionlist[xtn], "Composite")) {
warncompositeext=1;
}
}
if (warncompositeext) {
msgWarn << "Detected X11 'Composite' extension: if incorrect display occurs" << sendmsg;
msgWarn << "try disabling this X server option. Most OpenGL drivers" << sendmsg;
msgWarn << "disable stereoscopic display when 'Composite' is enabled." << sendmsg;
}
XFreeExtensionList(xextensionlist);
//
// get info about root window
//
glxsrv.dpyScreen = DefaultScreen(glxsrv.dpy);
glxsrv.rootWindowID = RootWindow(glxsrv.dpy, glxsrv.dpyScreen);
screenX = DisplayWidth(glxsrv.dpy, glxsrv.dpyScreen);
screenY = DisplayHeight(glxsrv.dpy, glxsrv.dpyScreen);
// (3) make sure the GLX extension is available
if (!glXQueryExtension(glxsrv.dpy, NULL, NULL)) {
msgErr << "The X server does not support the OpenGL GLX extension."
<< " Exiting ..." << sendmsg;
XCloseDisplay(glxsrv.dpy);
return (Window)0;
}
ext->hasstereo = TRUE; // stereo on until we find out otherwise.
ext->stereodrawforced = FALSE; // no need for force stereo draws initially
ext->hasmultisample = TRUE; // multisample on until we find out otherwise.
// Find the best matching OpenGL framebuffer config for our purposes
GLXFBConfig *fbc;
fbc = vmd_get_fbconfig(&glxsrv, &ext->hasstereo, &ext->hasmultisample, &ext->nummultisamples);
if (fbc == NULL) {
msgErr << "No OpenGL Pbuffer configurations available" << sendmsg;
return (Window)0;
}
// Create the OpenGL Pbuffer and associated GLX context
const int pbconf[] = {GLX_PBUFFER_WIDTH, DEF_PBUFFER_XRES,
GLX_PBUFFER_HEIGHT, DEF_PBUFFER_YRES,
GLX_LARGEST_PBUFFER, 1,
GLX_PRESERVED_CONTENTS, 1,
None};
GLXPbuffer PBuffer = glXCreatePbuffer(glxsrv.dpy, fbc[0], pbconf);
glxsrv.cx = glXCreateNewContext(glxsrv.dpy, fbc[0], GLX_RGBA_TYPE, 0, GL_TRUE);
if (PBuffer == 0 || glxsrv.cx == NULL) {
msgErr << "A TrueColor OpenGL Pbuffer is required, but not available." << sendmsg;
msgErr << "The X server is not capable of displaying double-buffered," << sendmsg;
msgErr << "RGB images with a Z buffer. Exiting ..." << sendmsg;
XCloseDisplay(glxsrv.dpy);
return (Window)0;
}
// set maximum allowable rendered image size for the Pbuffer
// that was actually allocated, which may be smaller than we hoped...
PbufferMaxXsz = DEF_PBUFFER_XRES;
PbufferMaxYsz = DEF_PBUFFER_YRES;
glXQueryDrawable(glxsrv.dpy, PBuffer, GLX_WIDTH, &PbufferMaxXsz);
glXQueryDrawable(glxsrv.dpy, PBuffer, GLX_HEIGHT, &PbufferMaxYsz);
msgInfo << "OpenGL Pbuffer size: "
<< PbufferMaxXsz << "x"
<< PbufferMaxYsz << sendmsg;
// set default image size to incoming values, when possible.
xSize = size[0];
ySize = size[1];
if (xSize < 0 || xSize > PbufferMaxXsz ||
ySize < 0 || ySize > PbufferMaxYsz) {
msgWarn << "Ignored out-of-range OpenGL Pbuffer image dimension request: "
<< xSize << "x" << ySize
<< " (max: "
<< PbufferMaxXsz << "x" << PbufferMaxYsz << ")" << sendmsg;
xSize = PbufferMaxXsz;
ySize = PbufferMaxYsz;
}
// make the Pbuffer active
glXMakeContextCurrent(glxsrv.dpy, PBuffer, PBuffer, glxsrv.cx);
glXMakeCurrent(glxsrv.dpy, PBuffer, glxsrv.cx);
// If we have acquired a multisample buffer with GLX, we
// still need to test to see if we can actually use it.
if (ext->hasmultisample) {
int msampeext = 0;
// check for ARB multisampling
if (ext->vmdQueryExtension("GL_ARB_multisample")) {
msampeext = 1;
}
if (!msampeext) {
ext->hasmultisample = FALSE;
ext->nummultisamples = 0;
}
}
// (9) configure the rendering properly
setup_initial_opengl_state(); // setup initial OpenGL state
// normal return: window was successfully created
have_window = TRUE;
// return window id
return PBuffer;
}
char *keyboard_guess(Display *display) {
XKeyEvent k;
KeySym key;
char *res, *vendor;
char **extensions;
char **ext_name;
int n_extensions, i;
extensions = XListExtensions(display, &n_extensions);
if (extensions) {
/* Does the server have the X Keyboard (XKB) extension */
for (i=0, ext_name = extensions; i < n_extensions; i++) {
if (strcmp(*ext_name, XKB_EXTENSION_NAME) == 0) {
if ((res = xguess_from_xkb())) {
return res;
}
}
ext_name++;
}
/* Does the server have the Apple Window Manager (Apple-WM) extension */
for (i=0,ext_name = extensions; i < n_extensions; i++) {
if (strcmp(*ext_name, APPLEWM_EXTENSION_NAME) == 0) {
if ((res = xguess_from_apple())) {
return res;
}
}
ext_name++;
}
}
/*-- is hostname same as display host? */
if (is_local_server(display)) {
res = (char *)local_guess();
if (res != NULL) {
return res;
}
}
/*-- dummy KeyEvent to test KeyCode->KeySym mappings */
k.type = KeyPress;
k.serial = 1;
k.send_event = 0;
k.display = display;
k.window = (Window)NULL;
k.root = (Window)NULL;
k.subwindow = (Window)NULL;
k.time = 1;
k.x = 1;
k.y = 1;
k.x_root = 1;
k.y_root = 1;
k.state = 0x0;
k.same_screen = 1;
/*-- get X Server manufacturer string */
vendor = ServerVendor(display);
if (strcmp(vendor, "MIT X Consortium") == 0) {
/* vanilla R4 or R5 */
} else if (strcmp(vendor, "X Consortium") == 0) {
/* vanilla R6 */
} else if (strcmp(vendor, NCD) == 0) {
return ncd_guess(display);
} else if (strncmp(vendor, "DECWINDOWS", 10) == 0) {
/* something with a Digital X Server */
k.keycode = 88; /* Control_R on a PC-style keyboard */
key = XLookupKeysym(&k, 0);
if ((int)key == 0xffe4) {
/* standard PC layout, various models ... */
k.keycode = 9; /* F1 on a DEC PCXAL*/
key = XLookupKeysym(&k, 0);
if ((int)key == 0xffbe) {
return strdup("pc101-dec-pcxal"); /* eg. DEC AlphaStation 250 4/266 */
}
k.keycode = 16; /* F1 on a standard PC */
key = XLookupKeysym(&k, 0);
if ((int)key == 0xffbe) {
return strdup("pc101-unknown-pc101"); /* Honeywell,DEC PC7XL */
}
}
k.keycode = 173; /* Compose_R on a DEC LK401 */
key = XLookupKeysym(&k, 0);
if ((int)key == 0xff20) {
return strdup("lk401-dec-lk401"); /* eg. DEC 3000/400 */
}
k.keycode = 194; /* 'a' on a DEC LK201 */
key = XLookupKeysym(&k, 0);
if ((int)key == 0x61) {
return strdup("lk201-dec-lk201"); /* eg. DECstation 3100 */
}
}
/*-- no idea? guesswork time ... */
k.keycode = 120; /* Compose_R on an NCD DEC-style keyboard */
/* 'F1' on an IBM PC-style */
key = XLookupKeysym(&k, 0);
if ((int)key == 0xff20) {
return strdup("ncd-dec-n108lk"); /* vindaloo */
}
if ((int)key == 0xffbe) {
return strdup("pc101-ibm-5168572M"); /* IBM RS/6000 C10 */
}
/*-- give up and go home ... */
fprintf(stderr, "-k option unable to determine keyboard type.\n");
return strdup("unknown-unknown-unknown");
}
int
main(int argc, char * argv[])
{
int loop, num_extensions, num_devices;
char **extensions;
XDeviceInfo *devices;
Display *dpy;
Window root_win;
unsigned long screen;
int list = 0;
if (argc != 2) {
fprintf(stderr, "usage : %s (-l | <device name>)\n", argv[0]);
exit(1);
}
if (strcmp(argv[1], "-l") == 0) {
list = 1;
}
dpy = XOpenDisplay(NULL);
if (!dpy) {
printf("unable to connect to X Server try to set the DISPLAY variable\n");
exit(1);
}
#ifdef DEBUG
printf("connected to %s\n", XDisplayString(dpy));
#endif
screen = DefaultScreen(dpy);
root_win = RootWindow(dpy, screen);
extensions = XListExtensions(dpy, &num_extensions);
for (loop = 0; loop < num_extensions &&
(strcmp(extensions[loop], "XInputExtension") != 0); loop++);
XFreeExtensionList(extensions);
if (loop != num_extensions)
{
devices = XListInputDevices(dpy, &num_devices);
for(loop=0; loop<num_devices; loop++)
{
if (list) {
printf("\"%s\" [", devices[loop].name ? devices[loop].name : "<noname>");
switch(devices[loop].use) {
case IsXPointer:
printf("XPointer]\n");
break;
case IsXKeyboard:
printf("XKeyboard]\n");
break;
case IsXExtensionDevice:
printf("XExtensionDevice]\n");
break;
default:
printf("invalid value]\n");
break;
}
}
else {
if ((argc == 2) && devices[loop].name &&
(StrCaseCmp(devices[loop].name, argv[1]) == 0))
if (devices[loop].use == IsXExtensionDevice)
{
XDevice *device;
#ifdef DEBUG
fprintf(stderr, "opening device %s\n",
devices[loop].name ? devices[loop].name : "<noname>");
#endif
device = XOpenDevice(dpy, devices[loop].id);
if (device)
{
XChangePointerDevice(dpy, device, 0, 1);
exit(0);
}
else
{
fprintf(stderr, "error opening device\n");
exit(1);
}
}
}
}
XFreeDeviceList(devices);
}
else
{
fprintf(stderr, "No XInput extension available\n");
exit(1);
}
if (list) {
exit(0);
}
else {
fprintf(stderr, "Extended device %s not found\n", argv[1]);
exit(1);
}
}
void
WindowMetrics::MeasureScreen(bool waitForWM)
{
#ifdef Q_WS_X11
//
// Create the test window
//
testWindow = new TestWin;
testWindow->show();
//
// Try and determine if we're displaying X11 to a Mac.
//
int nExt = 0, appleDisplay = 0;
char **ext = XListExtensions(QX11Info::display(), &nExt);
for(int e = 0; e < nExt; ++e)
{
if(strcmp(ext[e], "Apple-DRI") == 0 ||
strcmp(ext[e], "Apple-WM") == 0)
{
appleDisplay++;
}
}
XFreeExtensionList(ext);
//
// Calculate the metrics
//
CalculateScreen(testWindow, screenX, screenY, screenW, screenH);
// We need for the window manager to put borders on the window
// before we can determine their sizes
if(waitForWM)
WaitForWindowManagerToGrabWindow(testWindow);
// We tried to put the main window at 100,100...
// ...see where it *really* started out
preshiftX = 100;
preshiftY = 100;
CalculateTopLeft(testWindow, preshiftX, preshiftY);
preshiftX -= 100;
preshiftY -= 100;
// Determine the border sizes of the main window.
CalculateBorders(testWindow, borderT, borderB, borderL, borderR);
// Move it to the top left (we think)
testWindow->move(borderL,borderT);
testWindow->resize(2,2);
if(waitForWM)
{
do
{
// If it's not at 0,0, then we have a shift
WaitForWindowManagerToMoveWindow(testWindow);
CalculateTopLeft(testWindow, shiftX, shiftY);
}
while ((shiftX == preshiftX+100 && shiftY == preshiftY+100) &&
appleDisplay == 0);
// (sometimes we need to wait for more than one ConfigureNotify)
}
else
CalculateTopLeft(testWindow, shiftX, shiftY);
// Adjust preshift to account for the actual shift
preshiftX += (borderL - shiftX);
preshiftY += (borderT - shiftY);
testWindow->hide();
#else
//
// Calculate the metrics
//
CalculateScreen(0, screenX, screenY, screenW, screenH);
//
// Determine the border sizes of the main window.
//
CalculateBorders(0, borderT, borderB, borderL, borderR);
#if defined(Q_WS_WIN)
preshiftX = shiftX = borderL;
preshiftY = shiftY = borderT;
#endif
#endif
}
