PuglStatus
puglProcessEvents(PuglView* view)
{
XEvent event;
while (XPending(view->impl->display) > 0) {
XNextEvent(view->impl->display, &event);
if (x_fib_handle_events(view->impl->display, &event)) {
const int status = x_fib_status();
if (status > 0) {
char* const filename = x_fib_filename();
x_fib_close(view->impl->display);
if (view->fileSelectedFunc) {
view->fileSelectedFunc(view, filename);
}
free(filename);
} else if (status < 0) {
x_fib_close(view->impl->display);
if (view->fileSelectedFunc) {
view->fileSelectedFunc(view, NULL);
}
}
break;
}
if (event.xany.window != view->impl->win) {
continue;
}
switch (event.type) {
case MapNotify:
puglReshape(view, view->width, view->height);
break;
case ConfigureNotify:
if ((event.xconfigure.width != view->width) ||
(event.xconfigure.height != view->height)) {
puglReshape(view,
event.xconfigure.width,
event.xconfigure.height);
}
break;
case Expose:
if (event.xexpose.count != 0) {
break;
}
puglDisplay(view);
break;
case MotionNotify:
setModifiers(view, event.xmotion.state, event.xmotion.time);
if (view->motionFunc) {
view->motionFunc(view, event.xmotion.x, event.xmotion.y);
}
break;
case ButtonPress:
setModifiers(view, event.xbutton.state, event.xbutton.time);
if (event.xbutton.button >= 4 && event.xbutton.button <= 7) {
if (view->scrollFunc) {
float dx = 0, dy = 0;
switch (event.xbutton.button) {
case 4: dy = 1.0f; break;
case 5: dy = -1.0f; break;
case 6: dx = -1.0f; break;
case 7: dx = 1.0f; break;
}
view->scrollFunc(view, event.xbutton.x, event.xbutton.y, dx, dy);
}
break;
}
// nobreak
case ButtonRelease:
setModifiers(view, event.xbutton.state, event.xbutton.time);
if (view->mouseFunc &&
(event.xbutton.button < 4 || event.xbutton.button > 7)) {
view->mouseFunc(view,
event.xbutton.button, event.type == ButtonPress,
event.xbutton.x, event.xbutton.y);
}
break;
case KeyPress:
setModifiers(view, event.xkey.state, event.xkey.time);
dispatchKey(view, &event, true);
break;
case KeyRelease: {
setModifiers(view, event.xkey.state, event.xkey.time);
bool repeated = false;
if (view->ignoreKeyRepeat &&
XEventsQueued(view->impl->display, QueuedAfterReading)) {
XEvent next;
XPeekEvent(view->impl->display, &next);
if (next.type == KeyPress &&
next.xkey.time == event.xkey.time &&
next.xkey.keycode == event.xkey.keycode) {
XNextEvent(view->impl->display, &event);
repeated = true;
}
}
if (!repeated) {
dispatchKey(view, &event, false);
}
} break;
case ClientMessage: {
char* type = XGetAtomName(view->impl->display,
event.xclient.message_type);
if (!strcmp(type, "WM_PROTOCOLS")) {
if (view->closeFunc) {
view->closeFunc(view);
view->redisplay = false;
}
}
XFree(type);
} break;
#ifdef PUGL_GRAB_FOCUS
case EnterNotify:
XSetInputFocus(view->impl->display, view->impl->win, RevertToPointerRoot, CurrentTime);
break;
#endif
default:
break;
}
}
if (view->redisplay) {
puglDisplay(view);
}
return PUGL_SUCCESS;
}
void gl_handle_events () {
XEvent event;
while (XPending(_gl_display) > 0) {
XNextEvent(_gl_display, &event);
#ifdef XDLG
if (handle_xdlg_event(_gl_display, &event)) continue;
#endif
#ifdef XFIB
if (x_fib_handle_events (_gl_display, &event)) {
if (x_fib_status () > 0) {
char *fn = x_fib_filename ();
xapi_open (fn);
free (fn);
}
}
#endif
if (event.xany.window != _gl_win) {
continue;
}
#ifdef DND
if (handle_dnd_event(_gl_display, _gl_win, &event)) continue;
#endif
switch (event.type) {
case MapNotify:
loop_run=1;
break;
case UnmapNotify:
loop_run=0;
break;
case ConfigureNotify:
if (
(event.xconfigure.width > 1 && event.xconfigure.height > 1)
&&
(event.xconfigure.width != _gl_width || event.xconfigure.height != _gl_height)
)
{
gl_reshape(event.xconfigure.width, event.xconfigure.height);
}
break;
case Expose:
if (event.xexpose.count != 0) {
break;
}
_gl_reexpose = true;
break;
case MotionNotify:
if (osd_seeking && ui_syncsource() == SYNC_NONE && OSD_mode & OSD_POS) {
const float sk = calc_slider (event.xmotion.x, event.xmotion.y);
if (sk >= 0)
ui_sync_manual (sk);
}
break;
case ButtonPress:
if (event.xbutton.button == 1 && ui_syncsource() == SYNC_NONE && OSD_mode & OSD_POS) {
const float sk = calc_slider (event.xbutton.x, event.xbutton.y);
if (sk >= 0) {
ui_sync_manual (sk);
osd_seeking = 1;
force_redraw = 1;
}
}
break;
case ButtonRelease:
if (osd_seeking) {
osd_seeking = 0;
force_redraw = 1;
} else
#ifdef XDLG
if (event.xbutton.button == 3) {
if (event.xbutton.x >= 0 && event.xbutton.x < _gl_width
&& event.xbutton.y >= 0 && event.xbutton.y < _gl_height)
show_x_dialog(_gl_display, _gl_win,
event.xbutton.x_root, event.xbutton.y_root
);
} else
#endif
xjglButton(event.xbutton.button);
break;
case ReparentNotify:
break;
case KeyPress:
{
KeySym sym;
char buf[6] = {0,0,0,0,0,0};
static XComposeStatus stat;
int n = XLookupString(&event.xkey, buf, sizeof(buf), &sym, &stat);
if (event.xkey.state & ControlMask && n == 1 && sym == XK_o) {
#ifdef XFIB
if (!(interaction_override & OVR_LOADFILE)) {
x_fib_cfg_filter_callback(fib_filter_movie_filename);
x_fib_show (_gl_display, _gl_win, 0, 0);
}
#endif
}
else if (event.xkey.state & ControlMask && n == 1 && sym == XK_w) {
if (!(interaction_override & OVR_LOADFILE))
xapi_close (NULL);
}
else if (event.xkey.state & ControlMask && n == 1 && sym == XK_q) {
if (!(interaction_override&OVR_QUIT_WMG))
loop_flag = 0;
}
else if (n == 1) {
xjglKeyPress(sym, buf);
}
}
break;
case ClientMessage:
if (!strcmp(XGetAtomName(_gl_display, event.xclient.message_type), "WM_PROTOCOLS")) {
if ((interaction_override&OVR_QUIT_WMG) == 0) loop_flag=0;
}
break;
default:
break;
}
}
if (_gl_reexpose) {
_gl_reexpose = false;
force_redraw = true;
}
static int periodic = 10;
if (--periodic == 0) {
periodic = 50 * framerate; // we should use 1/delay if delay > 0
XResetScreenSaver(_gl_display);
// ..or spawn `xdg-screensaver`
}
}