LibGUI+WindowServer+Apps: Replace Accessory Windows

with the CaptureInput WindowMode. This mode will serve the same
function as accessories: redirecting input while allowing parent
windows to remain active.

Userland/Applications/Spreadsheet/HelpWindow.cpp

@@ -66,7 +66,6 @@ HelpWindow::HelpWindow(GUI::Window* parent)
     resize(530, 365);
     set_title("Spreadsheet Functions Help");
     set_icon(Gfx::Bitmap::try_load_from_file("/res/icons/16x16/app-help.png"sv).release_value_but_fixme_should_propagate_errors());
-    set_accessory(true);
 
     auto& widget = set_main_widget<GUI::Widget>();
     widget.set_layout<GUI::VerticalBoxLayout>();

Userland/Libraries/LibGUI/ComboBox.cpp

@@ -109,7 +109,7 @@ ComboBox::ComboBox()
 
     m_list_window = add<Window>(window());
     m_list_window->set_frameless(true);
-    m_list_window->set_accessory(true);
+    m_list_window->set_window_mode(WindowMode::CaptureInput);
     m_list_window->on_active_input_change = [this](bool is_active_input) {
         if (!is_active_input) {
             m_open_button->set_enabled(false);

Userland/Libraries/LibGUI/Widget.cpp

@@ -731,7 +731,7 @@ bool Widget::is_focused() const
     auto* win = window();
     if (!win)
         return false;
-    // Accessory windows are not active despite being the active
+    // Capturing modals are not active despite being the active
     // input window. So we can have focus if either we're the active
     // input window or we're the active window
     if (win->is_active_input() || win->is_active())

Userland/Libraries/LibGUI/Window.cpp

@@ -153,7 +153,6 @@ void Window::show()
         m_fullscreen,
         m_frameless,
         m_forced_shadow,
-        m_accessory,
         m_opacity_when_windowless,
         m_alpha_hit_threshold,
         m_base_size,

Userland/Libraries/LibGUI/Window.h

@@ -124,9 +124,6 @@ public:
     bool is_active() const;
     bool is_active_input() const { return m_is_active_input; }
 
-    bool is_accessory() const { return m_accessory; }
-    void set_accessory(bool accessory) { m_accessory = accessory; }
-
     void show();
     void hide();
     virtual void close();
@@ -306,7 +303,6 @@ private:
     bool m_layout_pending { false };
     bool m_visible_for_timer_purposes { true };
     bool m_visible { false };
-    bool m_accessory { false };
     bool m_moved_by_client { false };
 };
 

Userland/Services/WindowServer/ConnectionFromClient.cpp

@@ -564,7 +564,7 @@ Window* ConnectionFromClient::window_from_id(i32 window_id)
 
 void ConnectionFromClient::create_window(i32 window_id, Gfx::IntRect const& rect,
     bool auto_position, bool has_alpha_channel, bool minimizable, bool closeable, bool resizable,
-    bool fullscreen, bool frameless, bool forced_shadow, bool accessory, float opacity,
+    bool fullscreen, bool frameless, bool forced_shadow, float opacity,
     float alpha_hit_threshold, Gfx::IntSize const& base_size, Gfx::IntSize const& size_increment,
     Gfx::IntSize const& minimum_size, Optional<Gfx::IntSize> const& resize_aspect_ratio, i32 type, i32 mode,
     String const& title, i32 parent_window_id, Gfx::IntRect const& launch_origin_rect)
@@ -597,7 +597,7 @@ void ConnectionFromClient::create_window(i32 window_id, Gfx::IntRect const& rect
         return;
     }
 
-    auto window = Window::construct(*this, (WindowType)type, (WindowMode)mode, window_id, minimizable, closeable, frameless, resizable, fullscreen, accessory, parent_window);
+    auto window = Window::construct(*this, (WindowType)type, (WindowMode)mode, window_id, minimizable, closeable, frameless, resizable, fullscreen, parent_window);
 
     window->set_forced_shadow(forced_shadow);
 
@@ -646,13 +646,6 @@ void ConnectionFromClient::destroy_window(Window& window, Vector<i32>& destroyed
         destroy_window(*child_window, destroyed_window_ids);
     }
 
-    for (auto& accessory_window : window.accessory_windows()) {
-        if (!accessory_window)
-            continue;
-        VERIFY(accessory_window->window_id() != window.window_id());
-        destroy_window(*accessory_window, destroyed_window_ids);
-    }
-
     destroyed_window_ids.append(window.window_id());
 
     if (window.type() == WindowType::Applet)

Userland/Services/WindowServer/ConnectionFromClient.h

@@ -101,7 +101,7 @@ private:
     virtual void update_menu_item(i32, i32, i32, String const&, bool, bool, bool, bool, String const&, Gfx::ShareableBitmap const&) override;
     virtual void remove_menu_item(i32 menu_id, i32 identifier) override;
     virtual void flash_menubar_menu(i32, i32) override;
-    virtual void create_window(i32, Gfx::IntRect const&, bool, bool, bool, bool,
+    virtual void create_window(i32, Gfx::IntRect const&, bool, bool, bool,
         bool, bool, bool, bool, bool, float, float, Gfx::IntSize const&, Gfx::IntSize const&, Gfx::IntSize const&,
         Optional<Gfx::IntSize> const&, i32, i32, String const&, i32, Gfx::IntRect const&) override;
     virtual Messages::WindowServer::DestroyWindowResponse destroy_window(i32) override;

Userland/Services/WindowServer/Window.cpp

@@ -90,7 +90,7 @@ Window::Window(Core::Object& parent, WindowType type)
     frame().window_was_constructed({});
 }
 
-Window::Window(ConnectionFromClient& client, WindowType window_type, WindowMode window_mode, int window_id, bool minimizable, bool closeable, bool frameless, bool resizable, bool fullscreen, bool accessory, Window* parent_window)
+Window::Window(ConnectionFromClient& client, WindowType window_type, WindowMode window_mode, int window_id, bool minimizable, bool closeable, bool frameless, bool resizable, bool fullscreen, Window* parent_window)
     : Core::Object(&client)
     , m_client(&client)
     , m_type(window_type)
@@ -100,7 +100,6 @@ Window::Window(ConnectionFromClient& client, WindowType window_type, WindowMode
     , m_frameless(frameless)
     , m_resizable(resizable)
     , m_fullscreen(fullscreen)
-    , m_accessory(accessory)
     , m_window_id(window_id)
     , m_client_id(client.client_id())
     , m_icon(default_window_icon())
@@ -974,19 +973,11 @@ void Window::add_child_window(Window& child_window)
     m_child_windows.append(child_window);
 }
 
-void Window::add_accessory_window(Window& accessory_window)
-{
-    m_accessory_windows.append(accessory_window);
-}
-
 void Window::set_parent_window(Window& parent_window)
 {
     VERIFY(!m_parent_window);
     m_parent_window = parent_window;
-    if (m_accessory)
-        parent_window.add_accessory_window(*this);
-    else
-        parent_window.add_child_window(*this);
+    parent_window.add_child_window(*this);
 }
 
 Window* Window::modeless_ancestor()
@@ -1000,21 +991,9 @@ Window* Window::modeless_ancestor()
     return nullptr;
 }
 
-bool Window::is_accessory() const
+bool Window::is_capturing_active_input_from(Window const& window) const
 {
-    if (!m_accessory)
-        return false;
-    if (parent_window() != nullptr)
-        return true;
-
-    // If accessory window was unparented, convert to a regular window
-    const_cast<Window*>(this)->set_accessory(false);
-    return false;
-}
-
-bool Window::is_accessory_of(Window& window) const
-{
-    if (!is_accessory())
+    if (!is_capturing_input())
         return false;
     return parent_window() == &window;
 }
@@ -1030,14 +1009,9 @@ void Window::set_progress(Optional<int> progress)
 
 bool Window::is_descendant_of(Window& window) const
 {
-    for (auto* parent = parent_window(); parent; parent = parent->parent_window()) {
+    for (auto* parent = parent_window(); parent; parent = parent->parent_window())
         if (parent == &window)
             return true;
-        for (auto& accessory : parent->accessory_windows()) {
-            if (accessory == &window)
-                return true;
-        }
-    }
     return false;
 }
 

Userland/Services/WindowServer/Window.h

@@ -182,6 +182,9 @@ public:
     bool is_passive() { return m_mode == WindowMode::Passive; }
     bool is_rendering_above() { return m_mode == WindowMode::RenderAbove; }
 
+    bool is_capturing_input() const { return m_mode == WindowMode::CaptureInput; }
+    bool is_capturing_active_input_from(Window const&) const;
+
     bool is_blocking() const { return m_mode == WindowMode::Blocking; }
     Window* blocking_modal_window();
 
@@ -308,15 +311,8 @@ public:
     Vector<WeakPtr<Window>>& child_windows() { return m_child_windows; }
     Vector<WeakPtr<Window>> const& child_windows() const { return m_child_windows; }
 
-    Vector<WeakPtr<Window>>& accessory_windows() { return m_accessory_windows; }
-    Vector<WeakPtr<Window>> const& accessory_windows() const { return m_accessory_windows; }
-
     bool is_descendant_of(Window&) const;
 
-    void set_accessory(bool accessory) { m_accessory = accessory; }
-    bool is_accessory() const;
-    bool is_accessory_of(Window&) const;
-
     void set_frameless(bool);
     bool is_frameless() const { return m_frameless; }
 
@@ -383,14 +379,13 @@ public:
     bool is_stealable_by_client(i32 client_id) const { return m_stealable_by_client_ids.contains_slow(client_id); }
 
 private:
-    Window(ConnectionFromClient&, WindowType, WindowMode, int window_id, bool minimizable, bool closeable, bool frameless, bool resizable, bool fullscreen, bool accessory, Window* parent_window = nullptr);
+    Window(ConnectionFromClient&, WindowType, WindowMode, int window_id, bool minimizable, bool closeable, bool frameless, bool resizable, bool fullscreen, Window* parent_window = nullptr);
     Window(Core::Object&, WindowType);
 
     virtual void event(Core::Event&) override;
     void handle_mouse_event(MouseEvent const&);
     void handle_keydown_event(KeyEvent const&);
     void add_child_window(Window&);
-    void add_accessory_window(Window&);
     void ensure_window_menu();
     void update_window_menu_items();
     void modal_unparented();
@@ -399,7 +394,6 @@ private:
 
     WeakPtr<Window> m_parent_window;
     Vector<WeakPtr<Window>> m_child_windows;
-    Vector<WeakPtr<Window>> m_accessory_windows;
 
     Menubar m_menubar;
 
@@ -426,7 +420,6 @@ private:
     Optional<Gfx::IntSize> m_resize_aspect_ratio {};
     WindowMinimizedState m_minimized_state { WindowMinimizedState::None };
     bool m_fullscreen { false };
-    bool m_accessory { false };
     bool m_destroyed { false };
     bool m_default_positioned { false };
     bool m_have_taskbar_rect { false };

Userland/Services/WindowServer/WindowFrame.cpp

@@ -278,7 +278,7 @@ Gfx::WindowTheme::WindowState WindowFrame::window_state_for_theme() const
         return Gfx::WindowTheme::WindowState::Highlighted;
     if (&m_window == wm.m_move_window)
         return Gfx::WindowTheme::WindowState::Moving;
-    if (wm.is_active_window_or_accessory(m_window))
+    if (wm.is_active_window_or_capturing_modal(m_window))
         return Gfx::WindowTheme::WindowState::Active;
     return Gfx::WindowTheme::WindowState::Inactive;
 }

Userland/Services/WindowServer/WindowManager.cpp

@@ -343,25 +343,8 @@ void WindowManager::add_window(Window& window)
 void WindowManager::move_to_front_and_make_active(Window& window)
 {
     auto move_window_to_front = [&](Window& wnd, bool make_active, bool make_input) {
-        if (wnd.is_accessory()) {
-            auto* parent = wnd.parent_window();
-            do_move_to_front(*parent, true, false);
-            make_active = false;
-
-            for (auto& accessory_window : parent->accessory_windows()) {
-                if (accessory_window && accessory_window.ptr() != &wnd)
-                    do_move_to_front(*accessory_window, false, false);
-            }
-        }
-
         do_move_to_front(wnd, make_active, make_input);
     };
-
-    // If a window that is currently blocked by a modal child is being
-    // brought to the front, bring the entire stack of modal windows
-    // to the front and activate the modal window. Also set the
-    // active input window to that same window (which would pull
-    // active input from any accessory window)
     for_each_window_in_modal_stack(window, [&](auto& w, bool is_stack_top) {
         move_window_to_front(w, is_stack_top, is_stack_top);
         return IterationDecision::Continue;
@@ -379,7 +362,7 @@ void WindowManager::do_move_to_front(Window& window, bool make_active, bool make
 
     if (m_switcher->is_visible()) {
         m_switcher->refresh();
-        if (!window.is_accessory()) {
+        if (!window.is_modal()) {
             m_switcher->select_window(window);
             set_highlight_window(&window);
         }
@@ -655,7 +638,7 @@ bool WindowManager::pick_new_active_window(Window* previous_active)
             return IterationDecision::Continue;
         if (previous_active != first_candidate)
             first_candidate = &candidate;
-        if ((!previous_active && !candidate.is_accessory()) || (previous_active && !candidate.is_accessory_of(*previous_active))) {
+        if ((!previous_active && !candidate.is_capturing_input()) || (previous_active && !candidate.is_capturing_active_input_from(*previous_active))) {
             set_active_window(&candidate);
             new_window_picked = true;
             return IterationDecision::Break;
@@ -1460,10 +1443,6 @@ bool WindowManager::is_window_in_modal_stack(Window& window_in_modal_stack, Wind
     auto result = for_each_window_in_modal_stack(window_in_modal_stack, [&](auto& window, auto) {
         if (&other_window == &window)
             return IterationDecision::Break;
-        for (auto& accessory : window.accessory_windows()) {
-            if (accessory.ptr() == &other_window)
-                return IterationDecision::Break;
-        }
         return IterationDecision::Continue;
     });
     return result == IterationDecision::Break;
@@ -1786,9 +1765,9 @@ void WindowManager::set_highlight_window(Window* new_highlight_window)
     Compositor::the().invalidate_occlusions();
 }
 
-bool WindowManager::is_active_window_or_accessory(Window& window) const
+bool WindowManager::is_active_window_or_capturing_modal(Window& window) const
 {
-    if (window.is_accessory())
+    if (window.is_capturing_input())
         return window.parent_window()->is_active();
 
     return window.is_active();
@@ -1857,9 +1836,9 @@ void WindowManager::set_active_window(Window* new_active_window, bool make_input
     }
 
     auto* new_active_input_window = new_active_window;
-    if (new_active_window && new_active_window->is_accessory()) {
-        // The parent of an accessory window is always the active
-        // window, but input is routed to the accessory window
+    if (new_active_window && new_active_window->is_capturing_input()) {
+        // The parent of a capturing modal is always the active
+        // window, but input is routed to the capturing window
         new_active_window = new_active_window->parent_window();
     }
 

Userland/Services/WindowServer/WindowManager.h

@@ -194,7 +194,7 @@ public:
     void tell_wms_super_digit_key_pressed(u8);
     void tell_wms_current_window_stack_changed();
 
-    bool is_active_window_or_accessory(Window&) const;
+    bool is_active_window_or_capturing_modal(Window&) const;
 
     void check_hide_geometry_overlay(Window&);
 

Userland/Services/WindowServer/WindowServer.ipc

@@ -50,7 +50,6 @@ endpoint WindowServer
         bool fullscreen,
         bool frameless,
         bool forced_shadow,
-        bool accessory,
         float opacity,
         float alpha_hit_threshold,
         Gfx::IntSize base_size,