/* Create and set up our X11 dialog box indow. */
static int
X11_MessageBoxCreateWindow( SDL_MessageBoxDataX11 *data )
{
int x, y;
XSizeHints *sizehints;
XSetWindowAttributes wnd_attr;
Atom _NET_WM_WINDOW_TYPE, _NET_WM_WINDOW_TYPE_DIALOG, _NET_WM_NAME, UTF8_STRING;
Display *display = data->display;
SDL_WindowData *windowdata = NULL;
const SDL_MessageBoxData *messageboxdata = data->messageboxdata;
if ( messageboxdata->window ) {
SDL_DisplayData *displaydata =
(SDL_DisplayData *) SDL_GetDisplayForWindow(messageboxdata->window)->driverdata;
windowdata = (SDL_WindowData *)messageboxdata->window->driverdata;
data->screen = displaydata->screen;
} else {
data->screen = DefaultScreen( display );
}
data->event_mask = ExposureMask |
ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyReleaseMask |
StructureNotifyMask | FocusChangeMask | PointerMotionMask;
wnd_attr.event_mask = data->event_mask;
data->window = X11_XCreateWindow(
display, RootWindow(display, data->screen),
0, 0,
data->dialog_width, data->dialog_height,
0, CopyFromParent, InputOutput, CopyFromParent,
CWEventMask, &wnd_attr );
if ( data->window == None ) {
return SDL_SetError("Couldn't create X window");
}
if ( windowdata ) {
/* http://tronche.com/gui/x/icccm/sec-4.html#WM_TRANSIENT_FOR */
X11_XSetTransientForHint( display, data->window, windowdata->xwindow );
}
X11_XStoreName( display, data->window, messageboxdata->title );
_NET_WM_NAME = X11_XInternAtom(display, "_NET_WM_NAME", False);
UTF8_STRING = X11_XInternAtom(display, "UTF8_STRING", False);
X11_XChangeProperty(display, data->window, _NET_WM_NAME, UTF8_STRING, 8,
PropModeReplace, (unsigned char *) messageboxdata->title,
strlen(messageboxdata->title) + 1 );
/* Let the window manager know this is a dialog box */
_NET_WM_WINDOW_TYPE = X11_XInternAtom(display, "_NET_WM_WINDOW_TYPE", False);
_NET_WM_WINDOW_TYPE_DIALOG = X11_XInternAtom(display, "_NET_WM_WINDOW_TYPE_DIALOG", False);
X11_XChangeProperty(display, data->window, _NET_WM_WINDOW_TYPE, XA_ATOM, 32,
PropModeReplace,
(unsigned char *)&_NET_WM_WINDOW_TYPE_DIALOG, 1);
/* Allow the window to be deleted by the window manager */
data->wm_protocols = X11_XInternAtom( display, "WM_PROTOCOLS", False );
data->wm_delete_message = X11_XInternAtom( display, "WM_DELETE_WINDOW", False );
X11_XSetWMProtocols( display, data->window, &data->wm_delete_message, 1 );
if ( windowdata ) {
XWindowAttributes attrib;
Window dummy;
X11_XGetWindowAttributes(display, windowdata->xwindow, &attrib);
x = attrib.x + ( attrib.width - data->dialog_width ) / 2;
y = attrib.y + ( attrib.height - data->dialog_height ) / 3 ;
X11_XTranslateCoordinates(display, windowdata->xwindow, RootWindow(display, data->screen), x, y, &x, &y, &dummy);
} else {
const SDL_VideoDevice *dev = SDL_GetVideoDevice();
if ((dev) && (dev->displays) && (dev->num_displays > 0)) {
const SDL_VideoDisplay *dpy = &dev->displays[0];
const SDL_DisplayData *dpydata = (SDL_DisplayData *) dpy->driverdata;
x = dpydata->x + (( dpy->current_mode.w - data->dialog_width ) / 2);
y = dpydata->y + (( dpy->current_mode.h - data->dialog_height ) / 3);
} else { /* oh well. This will misposition on a multi-head setup. Init first next time. */
x = ( DisplayWidth( display, data->screen ) - data->dialog_width ) / 2;
y = ( DisplayHeight( display, data->screen ) - data->dialog_height ) / 3 ;
}
}
X11_XMoveWindow( display, data->window, x, y );
sizehints = X11_XAllocSizeHints();
if ( sizehints ) {
sizehints->flags = USPosition | USSize | PMaxSize | PMinSize;
sizehints->x = x;
sizehints->y = y;
sizehints->width = data->dialog_width;
sizehints->height = data->dialog_height;
sizehints->min_width = sizehints->max_width = data->dialog_width;
sizehints->min_height = sizehints->max_height = data->dialog_height;
X11_XSetWMNormalHints( display, data->window, sizehints );
X11_XFree( sizehints );
}
X11_XMapRaised( display, data->window );
#if SDL_VIDEO_DRIVER_X11_XDBE
/* Initialise a back buffer for double buffering */
if (SDL_X11_HAVE_XDBE) {
int xdbe_major, xdbe_minor;
if (X11_XdbeQueryExtension(display, &xdbe_major, &xdbe_minor) != 0) {
data->xdbe = SDL_TRUE;
data->buf = X11_XdbeAllocateBackBufferName(display, data->window, XdbeUndefined);
} else {
data->xdbe = SDL_FALSE;
}
}
#endif
return 0;
}
/* Create and set up our X11 dialog box indow. */
static int
X11_MessageBoxCreateWindow( SDL_MessageBoxDataX11 *data )
{
int x, y;
XSizeHints *sizehints;
XSetWindowAttributes wnd_attr;
Atom _NET_WM_WINDOW_TYPE, _NET_WM_WINDOW_TYPE_DIALOG;
Display *display = data->display;
SDL_WindowData *windowdata = NULL;
const SDL_MessageBoxData *messageboxdata = data->messageboxdata;
if ( messageboxdata->window ) {
SDL_DisplayData *displaydata =
(SDL_DisplayData *) SDL_GetDisplayForWindow(messageboxdata->window)->driverdata;
windowdata = (SDL_WindowData *)messageboxdata->window->driverdata;
data->screen = displaydata->screen;
} else {
data->screen = DefaultScreen( display );
}
data->event_mask = ExposureMask |
ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyReleaseMask |
StructureNotifyMask | FocusChangeMask | PointerMotionMask;
wnd_attr.event_mask = data->event_mask;
data->window = X11_XCreateWindow(
display, RootWindow(display, data->screen),
0, 0,
data->dialog_width, data->dialog_height,
0, CopyFromParent, InputOutput, CopyFromParent,
CWEventMask, &wnd_attr );
if ( data->window == None ) {
return SDL_SetError("Couldn't create X window");
}
if ( windowdata ) {
/* http://tronche.com/gui/x/icccm/sec-4.html#WM_TRANSIENT_FOR */
X11_XSetTransientForHint( display, data->window, windowdata->xwindow );
}
X11_XStoreName( display, data->window, messageboxdata->title );
/* Let the window manager know this is a dialog box */
_NET_WM_WINDOW_TYPE = X11_XInternAtom(display, "_NET_WM_WINDOW_TYPE", False);
_NET_WM_WINDOW_TYPE_DIALOG = X11_XInternAtom(display, "_NET_WM_WINDOW_TYPE_DIALOG", False);
X11_XChangeProperty(display, data->window, _NET_WM_WINDOW_TYPE, XA_ATOM, 32,
PropModeReplace,
(unsigned char *)&_NET_WM_WINDOW_TYPE_DIALOG, 1);
/* Allow the window to be deleted by the window manager */
data->wm_protocols = X11_XInternAtom( display, "WM_PROTOCOLS", False );
data->wm_delete_message = X11_XInternAtom( display, "WM_DELETE_WINDOW", False );
X11_XSetWMProtocols( display, data->window, &data->wm_delete_message, 1 );
if ( windowdata ) {
XWindowAttributes attrib;
Window dummy;
X11_XGetWindowAttributes(display, windowdata->xwindow, &attrib);
x = attrib.x + ( attrib.width - data->dialog_width ) / 2;
y = attrib.y + ( attrib.height - data->dialog_height ) / 3 ;
X11_XTranslateCoordinates(display, windowdata->xwindow, RootWindow(display, data->screen), x, y, &x, &y, &dummy);
} else {
x = ( DisplayWidth( display, data->screen ) - data->dialog_width ) / 2;
y = ( DisplayHeight( display, data->screen ) - data->dialog_height ) / 3 ;
}
X11_XMoveWindow( display, data->window, x, y );
sizehints = X11_XAllocSizeHints();
if ( sizehints ) {
sizehints->flags = USPosition | USSize | PMaxSize | PMinSize;
sizehints->x = x;
sizehints->y = y;
sizehints->width = data->dialog_width;
sizehints->height = data->dialog_height;
sizehints->min_width = sizehints->max_width = data->dialog_width;
sizehints->min_height = sizehints->max_height = data->dialog_height;
X11_XSetWMNormalHints( display, data->window, sizehints );
X11_XFree( sizehints );
}
X11_XMapRaised( display, data->window );
return 0;
}
