bool GLWindow::GetEvent(Event &event)
{
if (XPending(dpy)) {
int keysyms_per_keycode_return;
XEvent xev;
// Keyboard Key Press (Keysym code available in /usr/include/X11/keysymdef.h)
if (XCheckWindowEvent(dpy, glWin, KeyPressMask, &xev)) {
event.type = TMGL_Press;
KeySym ks = *XGetKeyboardMapping(dpy,xev.xkey.keycode,1,&keysyms_per_keycode_return);
MapKey(ks, event.input);
}
// Keyboard Key Release (Keysym code available in /usr/include/X11/keysymdef.h)
else if (XCheckWindowEvent(dpy, glWin, KeyReleaseMask, &xev)) {
event.type = TMGL_Release;
KeySym ks = *XGetKeyboardMapping(dpy,xev.xkey.keycode,1,&keysyms_per_keycode_return);
MapKey(ks, event.input);
}
// Mouse Button Press
else if (XCheckWindowEvent(dpy, glWin, ButtonPressMask, &xev)) {
event.type = TMGL_Press;
MapMouse(xev.xbutton.button, event.input);
event.motion.x = xev.xmotion.x;
event.motion.y = xev.xmotion.y;
}
// Mouse Button Release
else if (XCheckWindowEvent(dpy, glWin, ButtonReleaseMask, &xev)) {
event.type = TMGL_Release;
MapMouse(xev.xbutton.button, event.input);
event.motion.x = xev.xmotion.x;
event.motion.y = xev.xmotion.y;
}
// Mouse Motion
else if (XCheckWindowEvent(dpy, glWin, PointerMotionMask, &xev)) {
event.type = TMGL_Motion;
event.motion.x = xev.xmotion.x;
event.motion.y = xev.xmotion.y;
}
// Window Exposure
else if (XCheckWindowEvent(dpy, glWin, ExposureMask, &xev)) {
XWindowAttributes gwa;
event.type = TMGL_Expose;
XGetWindowAttributes(dpy, glWin, &gwa);
event.expose.width = gwa.width;
event.expose.height = gwa.height;
}
// Quit button pressed
else if (XCheckTypedEvent(dpy, ClientMessage, &xev)) {
event.type = TMGL_Quit;
}
// Other Events
else {
return false;
}
return true;
}
return false;
}
void GLWindow::GetEventBlocking(Event &event)
{
XEvent xev;
int keysyms_per_keycode_return;
XNextEvent(dpy, &xev);
while (xev.type == ConfigureNotify || xev.type == MapNotify || xev.type == ReparentNotify)
XNextEvent(dpy, &xev);
if (xev.type == ClientMessage || xev.type == DestroyNotify || xev.type == UnmapNotify) {
event.type = TMGL_Quit;
} else if (xev.type == Expose) {
XWindowAttributes gwa;
event.type = TMGL_Expose;
XGetWindowAttributes(dpy, glWin, &gwa);
event.expose.width = gwa.width;
event.expose.height = gwa.height;
} else if (xev.type == KeyPress) {
event.type = TMGL_Press;
KeySym ks = *XGetKeyboardMapping(dpy,xev.xkey.keycode,1,&keysyms_per_keycode_return);
MapKey(ks, event.input);
} else if (xev.type == KeyRelease) {
event.type = TMGL_Release;
KeySym ks = *XGetKeyboardMapping(dpy,xev.xkey.keycode,1,&keysyms_per_keycode_return);
MapKey(ks, event.input);
} else if (xev.type == ButtonPress) {
event.type = TMGL_Press;
MapMouse(xev.xbutton.button, event.input);
event.motion.x = xev.xmotion.x;
event.motion.y = xev.xmotion.y;
} else if (xev.type == ButtonRelease) {
event.type = TMGL_Release;
MapMouse(xev.xbutton.button, event.input);
event.motion.x = xev.xmotion.x;
event.motion.y = xev.xmotion.y;
} else if (xev.type == MotionNotify) {
event.type = TMGL_Motion;
event.motion.x = xev.xmotion.x;
event.motion.y = xev.xmotion.y;
} else {
printf("[GLWindow::GetEventBlocking] Warning: undefined event\n");
event.type = TMGL_None;
SearchEventType(xev.type);
}
}
bool GetEvent(Event &event){
#ifdef LINUX
if(XPending(dpy)){
XEvent xev;
// Keyboard Key Press (Keysym code available in /usr/include/X11/keysymdef.h)
if( XCheckWindowEvent(dpy, glWin, KeyPressMask, &xev) )
{
event.type = TMGL_Press;
KeySym ks = XKeycodeToKeysym(dpy, xev.xkey.keycode, 0);
MapKey(ks, event.input);
}
// Keyboard Key Release (Keysym code available in /usr/include/X11/keysymdef.h)
else if(XCheckWindowEvent(dpy, glWin, KeyReleaseMask, &xev))
{
event.type = TMGL_Release;
KeySym ks = XKeycodeToKeysym(dpy, xev.xkey.keycode, 0);
MapKey(ks, event.input);
}
// Mouse Button Press
else if(XCheckWindowEvent(dpy, glWin, ButtonPressMask, &xev))
{
event.type = TMGL_Press;
MapMouse(xev.xbutton.button, event.input);
event.motion.x = xev.xbutton.x;
event.motion.y = xev.xbutton.y;
}
// Mouse Button Release
else if(XCheckWindowEvent(dpy, glWin, ButtonReleaseMask, &xev))
{
event.type = TMGL_Release;
MapMouse(xev.xbutton.button, event.input);
event.motion.x = xev.xbutton.x;
event.motion.y = xev.xbutton.y;
}
// Mouse Motion
else if(XCheckWindowEvent(dpy, glWin, PointerMotionMask, &xev))
{
event.type = TMGL_Motion;
event.motion.x = xev.xmotion.x;
event.motion.y = xev.xmotion.y;
}
// Window Exposure
else if(XCheckWindowEvent(dpy, glWin, ExposureMask, &xev))
{
XWindowAttributes gwa;
event.type = TMGL_Expose;
XGetWindowAttributes(dpy, glWin, &gwa);
event.expose.width = gwa.width;
event.expose.height = gwa.height;
}
// Other Events
else
{
return false;
}
return true;
}
#endif // LINUX implementation
return false;
}
