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Support for transient windows

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This commit is contained in:
Juan Linietsky 2020-03-04 16:03:30 -03:00 committed by Juan Linietsky
parent 8e6960a69e
commit f51fdc6eef
6 changed files with 236 additions and 4 deletions
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43
platform/linuxbsd/display_server_x11.cpp
View file

@ -640,6 +640,14 @@ void DisplayServerX11::delete_sub_window(WindowID p_id) {
WindowData &wd = windows[p_id];
while (wd.transient_children.size()) {
window_set_transient(wd.transient_children.front()->get(), INVALID_WINDOW_ID);
}
if (wd.transient_parent != INVALID_WINDOW_ID) {
window_set_transient(p_id, INVALID_WINDOW_ID);
}
#ifdef VULKAN_ENABLED
if (rendering_driver == "vulkan") {
context_vulkan->window_destroy(p_id);
@ -733,6 +741,40 @@ void DisplayServerX11::window_set_current_screen(int p_screen, WindowID p_window
}
}
void DisplayServerX11::window_set_transient(WindowID p_window, WindowID p_parent) {
ERR_FAIL_COND(p_window == p_parent);
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd_window = windows[p_window];
ERR_FAIL_COND(wd_window.transient_parent == p_parent);
ERR_FAIL_COND_MSG(wd_window.on_top, "Windows with the 'on top' can't become transient.");
if (p_parent == INVALID_WINDOW_ID) {
//remove transient
ERR_FAIL_COND(wd_window.transient_parent == INVALID_WINDOW_ID);
ERR_FAIL_COND(!windows.has(wd_window.transient_parent));
WindowData &wd_parent = windows[wd_window.transient_parent];
wd_window.transient_parent = INVALID_WINDOW_ID;
wd_parent.transient_children.erase(p_window);
XSetTransientForHint(x11_display, wd_window.x11_window, None);
} else {
ERR_FAIL_COND(!windows.has(p_parent));
ERR_FAIL_COND_MSG(wd_window.transient_parent != INVALID_WINDOW_ID, "Window already has a transient parent");
WindowData &wd_parent = windows[p_parent];
wd_window.transient_parent = p_parent;
wd_parent.transient_children.insert(p_window);
XSetTransientForHint(x11_display, wd_window.x11_window, wd_parent.x11_window);
}
}
Point2i DisplayServerX11::window_get_position(WindowID p_window) const {
ERR_FAIL_COND_V(!windows.has(p_window), Point2i());
const WindowData &wd = windows[p_window];
@ -1353,6 +1395,7 @@ void DisplayServerX11::window_set_flag(WindowFlags p_flag, bool p_enabled, Windo
} break;
case WINDOW_FLAG_ALWAYS_ON_TOP: {
ERR_FAIL_COND_MSG(wd.transient_parent != INVALID_WINDOW_ID, "Can't make a window transient if the 'on top' flag is active.");
if (p_enabled && wd.fullscreen) {
_set_wm_maximized(p_window, true);
}

5
platform/linuxbsd/display_server_x11.h
View file

@ -125,6 +125,9 @@ class DisplayServerX11 : public DisplayServer {
Callable input_text_callback;
Callable drop_files_callback;
WindowID transient_parent = INVALID_WINDOW_ID;
Set<WindowID> transient_children;
//better to guess on the fly, given WM can change it
//WindowMode mode;
bool fullscreen = false; //OS can't exit from this mode
@ -278,6 +281,8 @@ public:
virtual void window_set_max_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID);
virtual Size2i window_get_max_size(WindowID p_window = MAIN_WINDOW_ID) const;
virtual void window_set_transient(WindowID p_window, WindowID p_parent);
virtual void window_set_min_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID);
virtual Size2i window_get_min_size(WindowID p_window = MAIN_WINDOW_ID) const;

174
scene/main/window.cpp
View file

@ -217,6 +217,16 @@ void Window::_make_window() {
DisplayServer::get_singleton()->window_set_title(title, window_id);
_update_size();
if (transient_parent && transient_parent->window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(window_id, transient_parent->window_id);
}
for (Set<Window *>::Element *E = transient_children.front(); E; E = E->next()) {
if (E->get()->window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(E->get()->window_id, transient_parent->window_id);
}
}
}
void Window::_update_from_window() {
@ -233,6 +243,17 @@ void Window::_update_from_window() {
void Window::_clear_window() {
ERR_FAIL_COND(window_id == DisplayServer::INVALID_WINDOW_ID);
if (transient_parent && transient_parent->window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(window_id, DisplayServer::INVALID_WINDOW_ID);
}
for (Set<Window *>::Element *E = transient_children.front(); E; E = E->next()) {
if (E->get()->window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(E->get()->window_id, DisplayServer::INVALID_WINDOW_ID);
}
}
_update_from_window();
DisplayServer::get_singleton()->delete_sub_window(window_id);
window_id = DisplayServer::INVALID_WINDOW_ID;
@ -310,6 +331,69 @@ void Window::set_visible(bool p_visible) {
_update_size();
}
}
void Window::_clear_transient() {
if (transient_parent) {
if (transient_parent->window_id != DisplayServer::INVALID_WINDOW_ID && window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(window_id, DisplayServer::INVALID_WINDOW_ID);
}
transient_parent->transient_children.erase(this);
transient_parent = nullptr;
}
}
void Window::_make_transient() {
if (!get_parent()) {
//main window, can't be transient
return;
}
//find transient parent
Viewport *vp = get_parent()->get_viewport();
Window *window = nullptr;
while (vp) {
window = Object::cast_to<Window>(vp);
if (window) {
break;
}
if (!vp->get_parent()) {
break;
}
vp = vp->get_parent()->get_viewport();
}
if (window) {
transient_parent = window;
window->transient_children.insert(this);
}
//see if we can make transient
if (transient_parent->window_id != DisplayServer::INVALID_WINDOW_ID && window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(window_id, transient_parent->window_id);
}
}
void Window::set_transient(bool p_transient) {
if (transient == p_transient) {
return;
}
transient = p_transient;
if (!is_inside_tree()) {
return;
}
if (transient) {
_make_transient();
} else {
_clear_transient();
}
}
bool Window::is_transient() const {
return transient;
}
bool Window::is_visible() const {
return visible;
}
@ -467,9 +551,18 @@ void Window::_notification(int p_what) {
_update_window_callbacks();
}
}
if (transient) {
_make_transient();
}
}
if (p_what == NOTIFICATION_EXIT_TREE) {
if (transient) {
_clear_transient();
}
if (!is_embedded() && window_id != DisplayServer::INVALID_WINDOW_ID) {
if (window_id == DisplayServer::MAIN_WINDOW_ID) {
@ -495,7 +588,7 @@ Size2i Window::get_content_scale_size() const {
return content_scale_size;
}
void Window::set_content_scale_mode(const ContentScaleMode &p_mode) {
void Window::set_content_scale_mode(ContentScaleMode p_mode) {
content_scale_mode = p_mode;
_update_size();
}
@ -503,7 +596,7 @@ Window::ContentScaleMode Window::get_content_scale_mode() const {
return content_scale_mode;
}
void Window::set_content_scale_aspect(const ContentScaleAspect &p_aspect) {
void Window::set_content_scale_aspect(ContentScaleAspect p_aspect) {
content_scale_aspect = p_aspect;
_update_size();
}
@ -553,6 +646,83 @@ void Window::_window_drop_files(const Vector<String> &p_files) {
void Window::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_title", "title"), &Window::set_title);
ClassDB::bind_method(D_METHOD("get_title"), &Window::get_title);
ClassDB::bind_method(D_METHOD("set_current_screen", "index"), &Window::set_current_screen);
ClassDB::bind_method(D_METHOD("get_current_screen"), &Window::get_current_screen);
ClassDB::bind_method(D_METHOD("set_position", "position"), &Window::set_position);
ClassDB::bind_method(D_METHOD("get_position"), &Window::get_position);
ClassDB::bind_method(D_METHOD("set_size", "size"), &Window::set_size);
ClassDB::bind_method(D_METHOD("get_size"), &Window::get_size);
ClassDB::bind_method(D_METHOD("get_real_size"), &Window::get_real_size);
ClassDB::bind_method(D_METHOD("set_max_size", "max_size"), &Window::set_max_size);
ClassDB::bind_method(D_METHOD("get_max_size"), &Window::get_max_size);
ClassDB::bind_method(D_METHOD("set_min_size", "min_size"), &Window::set_min_size);
ClassDB::bind_method(D_METHOD("get_min_size"), &Window::get_min_size);
ClassDB::bind_method(D_METHOD("set_mode", "mode"), &Window::set_mode);
ClassDB::bind_method(D_METHOD("get_mode"), &Window::get_mode);
ClassDB::bind_method(D_METHOD("set_flag", "flag", "enabled"), &Window::set_flag);
ClassDB::bind_method(D_METHOD("get_flag", "flag"), &Window::get_flag);
ClassDB::bind_method(D_METHOD("is_maximize_allowed"), &Window::is_maximize_allowed);
ClassDB::bind_method(D_METHOD("request_attention"), &Window::request_attention);
ClassDB::bind_method(D_METHOD("move_to_foreground"), &Window::move_to_foreground);
ClassDB::bind_method(D_METHOD("set_visible", "visible"), &Window::set_visible);
ClassDB::bind_method(D_METHOD("is_visible"), &Window::is_visible);
ClassDB::bind_method(D_METHOD("set_transient", "transient"), &Window::set_transient);
ClassDB::bind_method(D_METHOD("is_transient"), &Window::is_transient);
ClassDB::bind_method(D_METHOD("can_draw"), &Window::is_transient);
ClassDB::bind_method(D_METHOD("set_ime_active"), &Window::set_ime_active);
ClassDB::bind_method(D_METHOD("set_ime_position"), &Window::set_ime_position);
ClassDB::bind_method(D_METHOD("is_embedded"), &Window::is_embedded);
ClassDB::bind_method(D_METHOD("set_content_scale_size", "size"), &Window::set_content_scale_size);
ClassDB::bind_method(D_METHOD("get_content_scale_size"), &Window::get_content_scale_size);
ClassDB::bind_method(D_METHOD("set_content_scale_mode", "mode"), &Window::set_content_scale_mode);
ClassDB::bind_method(D_METHOD("get_content_scale_mode"), &Window::get_content_scale_mode);
ClassDB::bind_method(D_METHOD("set_content_scale_aspect", "aspect"), &Window::set_content_scale_aspect);
ClassDB::bind_method(D_METHOD("get_content_scale_aspect"), &Window::get_content_scale_aspect);
ClassDB::bind_method(D_METHOD("set_use_font_oversampling", "enable"), &Window::set_use_font_oversampling);
ClassDB::bind_method(D_METHOD("is_using_font_oversampling"), &Window::is_using_font_oversampling);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "title"), "set_title", "get_title");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2I, "position"), "set_position", "get_position");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2I, "size"), "set_size", "get_size");
ADD_PROPERTY(PropertyInfo(Variant::INT, "mode", PROPERTY_HINT_ENUM, "Windowed,Minimized,Maximized,FullScreen"), "set_mode", "get_mode");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "current_screen"), "set_current_screen", "get_current_screen");
ADD_GROUP("Flags", "");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "visible"), "set_visible", "is_visible");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "transient"), "set_transient", "is_transient");
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "unresizable"), "set_flag", "get_flag", FLAG_RESIZE_DISABLED);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "borderless"), "set_flag", "get_flag", FLAG_BORDERLESS);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "always_on_top"), "set_flag", "get_flag", FLAG_ALWAYS_ON_TOP);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "transparent"), "set_flag", "get_flag", FLAG_TRANSPARENT);
ADD_GROUP("Limits", "");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2I, "min_size"), "set_min_size", "get_min_size");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2I, "max_size"), "set_max_size", "get_max_size");
ADD_GROUP("Content Scale", "content_scale_");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2I, "content_scale_size"), "set_content_scale_size", "get_content_scale_size");
ADD_PROPERTY(PropertyInfo(Variant::INT, "content_scale_mode", PROPERTY_HINT_ENUM, "Disabled,Object,Pixels"), "set_content_scale_mode", "get_content_scale_mode");
ADD_PROPERTY(PropertyInfo(Variant::INT, "content_scale_aspect", PROPERTY_HINT_ENUM, "Ignore,Keep,KeepWidth,KeepHeight,Expand"), "set_content_scale_aspect", "get_content_scale_aspect");
ADD_SIGNAL(MethodInfo("files_dropped"));
ADD_SIGNAL(MethodInfo("mouse_entered"));
ADD_SIGNAL(MethodInfo("mouse_exited"));

13
scene/main/window.h
View file

@ -85,6 +85,7 @@ private:
bool visible = true;
bool use_font_oversampling = false;
bool transient = false;
Size2i content_scale_size;
ContentScaleMode content_scale_mode;
@ -110,6 +111,11 @@ private:
void _window_unhandled_input(const Ref<InputEvent> &p_ev);
void _update_window_callbacks();
void _clear_transient();
void _make_transient();
Window *transient_parent = nullptr;
Set<Window *> transient_children;
protected:
static void _bind_methods();
void _notification(int p_what);
@ -149,6 +155,9 @@ public:
void set_visible(bool p_visible);
bool is_visible() const;
void set_transient(bool p_transient);
bool is_transient() const;
bool can_draw() const;
void set_ime_active(bool p_active);
@ -159,10 +168,10 @@ public:
void set_content_scale_size(const Size2i &p_size);
Size2i get_content_scale_size() const;
void set_content_scale_mode(const ContentScaleMode &p_mode);
void set_content_scale_mode(ContentScaleMode p_mode);
ContentScaleMode get_content_scale_mode() const;
void set_content_scale_aspect(const ContentScaleAspect &p_aspect);
void set_content_scale_aspect(ContentScaleAspect p_aspect);
ContentScaleAspect get_content_scale_aspect() const;
void set_use_font_oversampling(bool p_oversampling);

2
servers/display_server.cpp
View file

@ -299,6 +299,8 @@ void DisplayServer::_bind_methods() {
ClassDB::bind_method(D_METHOD("window_move_to_foreground", "window_id"), &DisplayServer::window_move_to_foreground, DEFVAL(MAIN_WINDOW_ID));
ClassDB::bind_method(D_METHOD("window_can_draw", "window_id"), &DisplayServer::window_can_draw, DEFVAL(MAIN_WINDOW_ID));
ClassDB::bind_method(D_METHOD("window_set_transient", "window_id", "parent_window_id"), &DisplayServer::window_set_transient);
ClassDB::bind_method(D_METHOD("window_set_ime_active", "active", "window_id"), &DisplayServer::window_set_ime_active, DEFVAL(MAIN_WINDOW_ID));
ClassDB::bind_method(D_METHOD("window_set_ime_position", "position", "window_id"), &DisplayServer::window_set_ime_position, DEFVAL(MAIN_WINDOW_ID));

3
servers/display_server.h
View file

@ -194,6 +194,7 @@ public:
virtual void window_set_window_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) = 0;
virtual void window_set_input_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) = 0;
virtual void window_set_input_text_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) = 0;
virtual void window_set_drop_files_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) = 0;
virtual void window_set_title(const String &p_title, WindowID p_window = MAIN_WINDOW_ID) = 0;
@ -204,6 +205,8 @@ public:
virtual Point2i window_get_position(WindowID p_window = MAIN_WINDOW_ID) const = 0;
virtual void window_set_position(const Point2i &p_position, WindowID p_window = MAIN_WINDOW_ID) = 0;
virtual void window_set_transient(WindowID p_window, WindowID p_parent) = 0;
virtual void window_set_max_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) = 0;
virtual Size2i window_get_max_size(WindowID p_window = MAIN_WINDOW_ID) const = 0;