dd2900eda0
The Launcher's functionality has been replaced by the app shortcuts in the system menu. There were various window management hacks to ensure that the launcher stayed below all other windows while also being movable, etc.
372 lines
14 KiB
C++
372 lines
14 KiB
C++
#pragma once
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#include <AK/HashMap.h>
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#include <AK/HashTable.h>
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#include <AK/InlineLinkedList.h>
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#include <AK/WeakPtr.h>
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#include <LibCore/CConfigFile.h>
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#include <LibCore/CElapsedTimer.h>
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#include <LibDraw/Color.h>
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#include <LibDraw/DisjointRectSet.h>
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#include <LibDraw/Painter.h>
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#include <LibDraw/Rect.h>
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#include <WindowServer/WSCursor.h>
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#include <WindowServer/WSEvent.h>
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#include <WindowServer/WSMenuBar.h>
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#include <WindowServer/WSMenuManager.h>
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#include <WindowServer/WSWindow.h>
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#include <WindowServer/WSWindowSwitcher.h>
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#include <WindowServer/WSWindowType.h>
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class WSAPIClientRequest;
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class WSScreen;
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class WSMenuBar;
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class WSMouseEvent;
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class WSClientWantsToPaintMessage;
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class WSWindow;
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class WSClientConnection;
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class WSWindowSwitcher;
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class GraphicsBitmap;
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class WSButton;
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enum class ResizeDirection {
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None,
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Left,
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UpLeft,
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Up,
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UpRight,
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Right,
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DownRight,
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Down,
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DownLeft
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};
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class WSWindowManager : public CObject {
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C_OBJECT(WSWindowManager)
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friend class WSCompositor;
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friend class WSWindowFrame;
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friend class WSWindowSwitcher;
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public:
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static WSWindowManager& the();
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WSWindowManager();
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virtual ~WSWindowManager() override;
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RefPtr<CConfigFile> wm_config() const { return m_wm_config; }
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void reload_config(bool);
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void add_window(WSWindow&);
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void remove_window(WSWindow&);
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void notify_title_changed(WSWindow&);
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void notify_rect_changed(WSWindow&, const Rect& oldRect, const Rect& newRect);
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void notify_minimization_state_changed(WSWindow&);
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void notify_client_changed_app_menubar(WSClientConnection&);
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Rect maximized_window_rect(const WSWindow&) const;
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WSWindow* active_window() { return m_active_window.ptr(); }
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const WSClientConnection* active_client() const;
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bool active_window_is_modal() const { return m_active_window && m_active_window->is_modal(); }
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WSWindow* highlight_window() { return m_highlight_window.ptr(); }
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void set_highlight_window(WSWindow*);
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void move_to_front_and_make_active(WSWindow&);
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void draw_window_switcher();
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WSMenuManager& menu_manager() { return m_menu_manager; }
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const WSMenuManager& menu_manager() const { return m_menu_manager; }
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Rect menubar_rect() const;
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WSMenuBar* current_menubar() { return m_current_menubar.ptr(); }
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void set_current_menubar(WSMenuBar*);
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WSMenu* system_menu() { return m_system_menu.ptr(); }
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const WSCursor& active_cursor() const;
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const WSCursor& arrow_cursor() const { return *m_arrow_cursor; }
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const WSCursor& hand_cursor() const { return *m_hand_cursor; }
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const WSCursor& resize_horizontally_cursor() const { return *m_resize_horizontally_cursor; }
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const WSCursor& resize_vertically_cursor() const { return *m_resize_vertically_cursor; }
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const WSCursor& resize_diagonally_tlbr_cursor() const { return *m_resize_diagonally_tlbr_cursor; }
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const WSCursor& resize_diagonally_bltr_cursor() const { return *m_resize_diagonally_bltr_cursor; }
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const WSCursor& i_beam_cursor() const { return *m_i_beam_cursor; }
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const WSCursor& disallowed_cursor() const { return *m_disallowed_cursor; }
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const WSCursor& move_cursor() const { return *m_move_cursor; }
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void invalidate(const WSWindow&);
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void invalidate(const WSWindow&, const Rect&);
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void invalidate(const Rect&);
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void invalidate();
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void flush(const Rect&);
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const Font& font() const;
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const Font& window_title_font() const;
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const Font& menu_font() const;
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const Font& app_menu_font() const;
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void close_menu(WSMenu&);
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void close_menubar(WSMenuBar&);
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Color menu_selection_color() const { return m_menu_selection_color; }
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int menubar_menu_margin() const;
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void set_resolution(int width, int height);
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void set_active_window(WSWindow*);
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void set_hovered_button(WSButton*);
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WSButton* cursor_tracking_button() { return m_cursor_tracking_button.ptr(); }
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void set_cursor_tracking_button(WSButton*);
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void set_resize_candidate(WSWindow&, ResizeDirection);
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void clear_resize_candidate();
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bool any_opaque_window_contains_rect(const Rect&);
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bool any_opaque_window_above_this_one_contains_rect(const WSWindow&, const Rect&);
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void tell_wm_listeners_window_state_changed(WSWindow&);
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void tell_wm_listeners_window_icon_changed(WSWindow&);
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void tell_wm_listeners_window_rect_changed(WSWindow&);
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void start_window_resize(WSWindow&, const Point&, MouseButton);
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void start_window_resize(WSWindow&, const WSMouseEvent&);
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const WSWindow* active_fullscreen_window() const { return (m_active_window && m_active_window->is_fullscreen()) ? m_active_window : nullptr; }
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WSWindow* active_fullscreen_window() { return (m_active_window && m_active_window->is_fullscreen()) ? m_active_window : nullptr; }
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template<typename Callback>
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void for_each_active_menubar_menu(Callback callback)
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{
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callback(*m_system_menu);
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if (m_current_menubar)
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m_current_menubar->for_each_menu(callback);
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}
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WSMenu* find_internal_menu_by_id(int);
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private:
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NonnullRefPtr<WSCursor> get_cursor(const String& name);
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NonnullRefPtr<WSCursor> get_cursor(const String& name, const Point& hotspot);
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void process_mouse_event(WSMouseEvent&, WSWindow*& hovered_window);
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void process_event_for_doubleclick(WSWindow& window, WSMouseEvent& event);
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void deliver_mouse_event(WSWindow& window, WSMouseEvent& event);
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bool process_ongoing_window_resize(const WSMouseEvent&, WSWindow*& hovered_window);
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bool process_ongoing_window_drag(WSMouseEvent&, WSWindow*& hovered_window);
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void start_window_drag(WSWindow&, const WSMouseEvent&);
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void handle_client_request(const WSAPIClientRequest&);
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void set_hovered_window(WSWindow*);
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template<typename Callback>
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IterationDecision for_each_visible_window_of_type_from_back_to_front(WSWindowType, Callback, bool ignore_highlight = false);
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template<typename Callback>
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IterationDecision for_each_visible_window_of_type_from_front_to_back(WSWindowType, Callback, bool ignore_highlight = false);
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template<typename Callback>
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IterationDecision for_each_visible_window_from_front_to_back(Callback);
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template<typename Callback>
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IterationDecision for_each_visible_window_from_back_to_front(Callback);
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template<typename Callback>
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void for_each_window_listening_to_wm_events(Callback);
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template<typename Callback>
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void for_each_window(Callback);
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virtual void event(CEvent&) override;
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void paint_window_frame(const WSWindow&);
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void tell_wm_listener_about_window(WSWindow& listener, WSWindow&);
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void tell_wm_listener_about_window_icon(WSWindow& listener, WSWindow&);
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void tell_wm_listener_about_window_rect(WSWindow& listener, WSWindow&);
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void pick_new_active_window();
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RefPtr<WSCursor> m_arrow_cursor;
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RefPtr<WSCursor> m_hand_cursor;
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RefPtr<WSCursor> m_resize_horizontally_cursor;
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RefPtr<WSCursor> m_resize_vertically_cursor;
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RefPtr<WSCursor> m_resize_diagonally_tlbr_cursor;
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RefPtr<WSCursor> m_resize_diagonally_bltr_cursor;
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RefPtr<WSCursor> m_i_beam_cursor;
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RefPtr<WSCursor> m_disallowed_cursor;
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RefPtr<WSCursor> m_move_cursor;
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Color m_background_color;
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Color m_active_window_border_color;
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Color m_active_window_border_color2;
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Color m_active_window_title_color;
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Color m_inactive_window_border_color;
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Color m_inactive_window_border_color2;
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Color m_inactive_window_title_color;
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Color m_dragging_window_border_color;
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Color m_dragging_window_border_color2;
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Color m_dragging_window_title_color;
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Color m_highlight_window_border_color;
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Color m_highlight_window_border_color2;
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Color m_highlight_window_title_color;
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InlineLinkedList<WSWindow> m_windows_in_order;
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struct DoubleClickInfo {
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struct ClickMetadata {
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CElapsedTimer clock;
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Point last_position;
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};
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ClickMetadata& metadata_for_button(MouseButton);
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void reset()
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{
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m_left = {};
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m_right = {};
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m_middle = {};
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}
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WeakPtr<WSWindow> m_clicked_window;
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private:
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ClickMetadata m_left;
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ClickMetadata m_right;
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ClickMetadata m_middle;
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};
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DoubleClickInfo m_double_click_info;
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int m_double_click_speed { 0 };
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int m_max_distance_for_double_click { 4 };
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WeakPtr<WSWindow> m_active_window;
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WeakPtr<WSWindow> m_hovered_window;
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WeakPtr<WSWindow> m_highlight_window;
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WeakPtr<WSWindow> m_active_input_window;
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WeakPtr<WSWindow> m_drag_window;
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Point m_drag_origin;
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Point m_drag_window_origin;
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WeakPtr<WSWindow> m_resize_window;
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WeakPtr<WSWindow> m_resize_candidate;
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MouseButton m_resizing_mouse_button { MouseButton::None };
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Rect m_resize_window_original_rect;
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Point m_resize_origin;
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ResizeDirection m_resize_direction { ResizeDirection::None };
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u8 m_keyboard_modifiers { 0 };
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RefPtr<WSMenu> m_system_menu;
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Color m_menu_selection_color;
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WeakPtr<WSMenuBar> m_current_menubar;
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WSWindowSwitcher m_switcher;
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WSMenuManager m_menu_manager;
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WeakPtr<WSButton> m_cursor_tracking_button;
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WeakPtr<WSButton> m_hovered_button;
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RefPtr<CConfigFile> m_wm_config;
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struct AppMetadata {
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String executable;
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String name;
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String icon_path;
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String category;
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};
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Vector<AppMetadata> m_apps;
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HashMap<String, NonnullRefPtr<WSMenu>> m_app_category_menus;
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};
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template<typename Callback>
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IterationDecision WSWindowManager::for_each_visible_window_of_type_from_back_to_front(WSWindowType type, Callback callback, bool ignore_highlight)
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{
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bool do_highlight_window_at_end = false;
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for (auto& window : m_windows_in_order) {
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if (!window.is_visible())
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continue;
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if (window.is_minimized())
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continue;
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if (window.type() != type)
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continue;
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if (!ignore_highlight && m_highlight_window == &window) {
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do_highlight_window_at_end = true;
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continue;
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}
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if (callback(window) == IterationDecision::Break)
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return IterationDecision::Break;
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}
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if (do_highlight_window_at_end) {
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if (callback(*m_highlight_window) == IterationDecision::Break)
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return IterationDecision::Break;
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}
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return IterationDecision::Continue;
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}
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template<typename Callback>
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IterationDecision WSWindowManager::for_each_visible_window_from_back_to_front(Callback callback)
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{
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if (for_each_visible_window_of_type_from_back_to_front(WSWindowType::Normal, callback) == IterationDecision::Break)
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return IterationDecision::Break;
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if (for_each_visible_window_of_type_from_back_to_front(WSWindowType::Taskbar, callback) == IterationDecision::Break)
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return IterationDecision::Break;
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if (for_each_visible_window_of_type_from_back_to_front(WSWindowType::Tooltip, callback) == IterationDecision::Break)
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return IterationDecision::Break;
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if (for_each_visible_window_of_type_from_back_to_front(WSWindowType::Menubar, callback) == IterationDecision::Break)
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return IterationDecision::Break;
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if (for_each_visible_window_of_type_from_back_to_front(WSWindowType::Menu, callback) == IterationDecision::Break)
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return IterationDecision::Break;
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return for_each_visible_window_of_type_from_back_to_front(WSWindowType::WindowSwitcher, callback);
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}
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template<typename Callback>
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IterationDecision WSWindowManager::for_each_visible_window_of_type_from_front_to_back(WSWindowType type, Callback callback, bool ignore_highlight)
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{
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if (!ignore_highlight && m_highlight_window && m_highlight_window->type() == type && m_highlight_window->is_visible()) {
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if (callback(*m_highlight_window) == IterationDecision::Break)
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return IterationDecision::Break;
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}
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for (auto* window = m_windows_in_order.tail(); window; window = window->prev()) {
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if (!window->is_visible())
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continue;
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if (window->is_minimized())
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continue;
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if (window->type() != type)
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continue;
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if (!ignore_highlight && window == m_highlight_window)
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continue;
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if (callback(*window) == IterationDecision::Break)
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return IterationDecision::Break;
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}
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return IterationDecision::Continue;
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}
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template<typename Callback>
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IterationDecision WSWindowManager::for_each_visible_window_from_front_to_back(Callback callback)
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{
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if (for_each_visible_window_of_type_from_front_to_back(WSWindowType::WindowSwitcher, callback) == IterationDecision::Break)
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return IterationDecision::Break;
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if (for_each_visible_window_of_type_from_front_to_back(WSWindowType::Menu, callback) == IterationDecision::Break)
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return IterationDecision::Break;
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if (for_each_visible_window_of_type_from_front_to_back(WSWindowType::Menubar, callback) == IterationDecision::Break)
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return IterationDecision::Break;
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if (for_each_visible_window_of_type_from_front_to_back(WSWindowType::Taskbar, callback) == IterationDecision::Break)
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return IterationDecision::Break;
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if (for_each_visible_window_of_type_from_front_to_back(WSWindowType::Tooltip, callback) == IterationDecision::Break)
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return IterationDecision::Break;
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return for_each_visible_window_of_type_from_front_to_back(WSWindowType::Normal, callback);
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}
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template<typename Callback>
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void WSWindowManager::for_each_window_listening_to_wm_events(Callback callback)
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{
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for (auto* window = m_windows_in_order.tail(); window; window = window->prev()) {
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if (!window->listens_to_wm_events())
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continue;
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if (callback(*window) == IterationDecision::Break)
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return;
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}
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}
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template<typename Callback>
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void WSWindowManager::for_each_window(Callback callback)
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{
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for (auto* window = m_windows_in_order.tail(); window; window = window->prev()) {
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if (callback(*window) == IterationDecision::Break)
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return;
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}
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}
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