static Window createWindow(JNIEnv* env, Display *disp, int screen, jint window_mode, X11PeerInfo *peer_info, int x, int y, int width, int height, jboolean undecorated, long parent_handle, jboolean resizable) {
Window parent = (Window)parent_handle;
Window win;
XSetWindowAttributes attribs;
unsigned int attribmask;
XVisualInfo vis_info;
if ( !XMatchVisualInfo(disp, screen, DefaultDepth(disp, screen), TrueColor, &vis_info) ) {
throwException(env, "Failed to acquire X visual.");
return false;
}
cmap = XCreateColormap(disp, parent, vis_info.visual, AllocNone);
if (!checkXError(env, disp)) {
return false;
}
attribs.colormap = cmap;
attribs.border_pixel = 0;
attribs.event_mask = ExposureMask | FocusChangeMask | VisibilityChangeMask | StructureNotifyMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask;
attribmask = CWColormap | CWEventMask | CWBorderPixel | CWBackPixel;
if (isLegacyFullscreen(window_mode)) {
attribmask |= CWOverrideRedirect;
attribs.override_redirect = True;
}
win = XCreateWindow(disp, parent, x, y, width, height, 0, vis_info.depth, InputOutput, vis_info.visual, attribmask, &attribs);
current_depth = vis_info.depth;
current_visual = vis_info.visual;
if (!checkXError(env, disp)) {
XFreeColormap(disp, cmap);
return false;
}
if (undecorated) {
// Use Motif decoration hint property and hope the window manager respects them
setDecorations(disp, win, 0);
}
if (RootWindow(disp, screen) == parent_handle) { // only set hints when Display.setParent isn't used
updateWindowBounds(disp, win, x, y, width, height, JNI_TRUE, resizable);
updateWindowHints(env, disp, win);
}
#define NUM_ATOMS 1
Atom protocol_atoms[NUM_ATOMS] = {XInternAtom(disp, "WM_DELETE_WINDOW", False)/*, XInternAtom(disp, "WM_TAKE_FOCUS", False)*/};
XSetWMProtocols(disp, win, protocol_atoms, NUM_ATOMS);
if (window_mode == org_lwjgl_opengl_LinuxDisplay_FULLSCREEN_NETWM) {
Atom fullscreen_atom = XInternAtom(disp, "_NET_WM_STATE_FULLSCREEN", False);
XChangeProperty(disp, win, XInternAtom(disp, "_NET_WM_STATE", False),
XInternAtom(disp, "ATOM", False), 32, PropModeReplace, (const unsigned char*)&fullscreen_atom, 1);
}
if (!checkXError(env, disp)) {
destroyWindow(env, disp, win);
return 0;
}
return win;
}
JNIEXPORT jlong JNICALL Java_org_lwjgl_opengl_LinuxDisplay_nCreateWindow(JNIEnv *env, jclass clazz, jlong display, jint screen, jobject peer_info_handle, jobject mode, jint window_mode, jint x, jint y, jboolean undecorated, jlong parent_handle, jboolean resizable) {
Display *disp = (Display *)(intptr_t)display;
X11PeerInfo *peer_info = (*env)->GetDirectBufferAddress(env, peer_info_handle);
GLXFBConfig *fb_config = NULL;
if (peer_info->glx13) {
fb_config = getFBConfigFromPeerInfo(env, peer_info);
if (fb_config == NULL)
return 0;
}
jclass cls_displayMode = (*env)->GetObjectClass(env, mode);
jfieldID fid_width = (*env)->GetFieldID(env, cls_displayMode, "width", "I");
jfieldID fid_height = (*env)->GetFieldID(env, cls_displayMode, "height", "I");
int width = (*env)->GetIntField(env, mode, fid_width);
int height = (*env)->GetIntField(env, mode, fid_height);
Window win = createWindow(env, disp, screen, window_mode, peer_info, x, y, width, height, undecorated, parent_handle, resizable);
if ((*env)->ExceptionOccurred(env)) {
return 0;
}
if (peer_info->glx13) {
glx_window = lwjgl_glXCreateWindow(disp, *fb_config, win, NULL);
XFree(fb_config);
}
if (!checkXError(env, disp)) {
lwjgl_glXDestroyWindow(disp, glx_window);
destroyWindow(env, disp, win);
}
return win;
}
JNIEXPORT jlong JNICALL Java_org_lwjgl_opengl_LinuxDisplay_nCreateWindow(JNIEnv *env, jclass clazz, jlong display, jint screen, jobject peer_info_handle, jobject mode, jint window_mode, jint x, jint y, jboolean undecorated, jlong parent_handle, jboolean resizable) {
Display *disp = (Display *)(intptr_t)display;
X11PeerInfo *peer_info = (*env)->GetDirectBufferAddress(env, peer_info_handle);
jclass cls_displayMode = (*env)->GetObjectClass(env, mode);
jfieldID fid_width = (*env)->GetFieldID(env, cls_displayMode, "width", "I");
jfieldID fid_height = (*env)->GetFieldID(env, cls_displayMode, "height", "I");
int width = (*env)->GetIntField(env, mode, fid_width);
int height = (*env)->GetIntField(env, mode, fid_height);
Window win = createWindow(env, disp, screen, window_mode, peer_info, x, y, width, height, undecorated, parent_handle, resizable);
if ((*env)->ExceptionOccurred(env))
return 0;
if (!checkXError(env, disp))
destroyWindow(env, disp, win);
return win;
}
