mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-23 08:00:20 +00:00
116cf92156
This fits nicer with FloatRect,FloatPoint,FloatSize and gives a much better visual clue about what type of metric is being used.
407 lines
16 KiB
C++
407 lines
16 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#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/ConfigFile.h>
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#include <LibCore/ElapsedTimer.h>
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#include <LibGfx/Color.h>
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#include <LibGfx/DisjointRectSet.h>
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#include <LibGfx/Painter.h>
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#include <LibGfx/Palette.h>
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#include <LibGfx/Rect.h>
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#include <WindowServer/Cursor.h>
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#include <WindowServer/Event.h>
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#include <WindowServer/MenuBar.h>
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#include <WindowServer/MenuManager.h>
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#include <WindowServer/Window.h>
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#include <WindowServer/WindowSwitcher.h>
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#include <WindowServer/WindowType.h>
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namespace WindowServer {
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class Screen;
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class MouseEvent;
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class Window;
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class ClientConnection;
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class WindowSwitcher;
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class Button;
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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 WindowManager : public Core::Object {
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C_OBJECT(WindowManager)
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friend class Compositor;
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friend class WindowFrame;
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friend class WindowSwitcher;
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public:
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static WindowManager& the();
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explicit WindowManager(const Gfx::PaletteImpl&);
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virtual ~WindowManager() override;
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Palette palette() const { return Palette(*m_palette); }
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RefPtr<Core::ConfigFile> config() const { return m_config; }
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void reload_config(bool);
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void add_window(Window&);
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void remove_window(Window&);
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void notify_title_changed(Window&);
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void notify_rect_changed(Window&, const Gfx::IntRect& oldRect, const Gfx::IntRect& newRect);
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void notify_minimization_state_changed(Window&);
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void notify_opacity_changed(Window&);
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void notify_occlusion_state_changed(Window&);
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void notify_progress_changed(Window&);
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void notify_client_changed_app_menubar(ClientConnection&);
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Gfx::IntRect maximized_window_rect(const Window&) const;
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const ClientConnection* dnd_client() const { return m_dnd_client.ptr(); }
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const String& dnd_text() const { return m_dnd_text; }
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const String& dnd_data_type() const { return m_dnd_data_type; }
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const String& dnd_data() const { return m_dnd_data; }
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const Gfx::Bitmap* dnd_bitmap() const { return m_dnd_bitmap; }
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Gfx::IntRect dnd_rect() const;
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void start_dnd_drag(ClientConnection&, const String& text, Gfx::Bitmap*, const String& data_type, const String& data);
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void end_dnd_drag();
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const Window* active_window() const { return m_active_window.ptr(); }
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const ClientConnection* 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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const Window* highlight_window() const { return m_highlight_window.ptr(); }
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void set_highlight_window(Window*);
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void move_to_front_and_make_active(Window&);
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Gfx::IntRect menubar_rect() const;
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Gfx::IntRect desktop_rect() const;
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const Cursor& active_cursor() const;
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const Cursor& arrow_cursor() const { return *m_arrow_cursor; }
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const Cursor& hand_cursor() const { return *m_hand_cursor; }
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const Cursor& resize_horizontally_cursor() const { return *m_resize_horizontally_cursor; }
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const Cursor& resize_vertically_cursor() const { return *m_resize_vertically_cursor; }
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const Cursor& resize_diagonally_tlbr_cursor() const { return *m_resize_diagonally_tlbr_cursor; }
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const Cursor& resize_diagonally_bltr_cursor() const { return *m_resize_diagonally_bltr_cursor; }
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const Cursor& i_beam_cursor() const { return *m_i_beam_cursor; }
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const Cursor& disallowed_cursor() const { return *m_disallowed_cursor; }
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const Cursor& move_cursor() const { return *m_move_cursor; }
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const Cursor& drag_cursor() const { return *m_drag_cursor; }
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void invalidate(const Gfx::IntRect&);
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void invalidate();
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void flush(const Gfx::IntRect&);
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const Gfx::Font& font() const;
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const Gfx::Font& window_title_font() const;
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bool set_resolution(int width, int height);
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Gfx::IntSize resolution() const;
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void set_active_window(Window*);
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void set_hovered_button(Button*);
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const Button* cursor_tracking_button() const { return m_cursor_tracking_button.ptr(); }
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void set_cursor_tracking_button(Button*);
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void set_resize_candidate(Window&, ResizeDirection);
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void clear_resize_candidate();
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ResizeDirection resize_direction_of_window(const Window&);
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void tell_wm_listeners_window_state_changed(Window&);
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void tell_wm_listeners_window_icon_changed(Window&);
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void tell_wm_listeners_window_rect_changed(Window&);
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void start_window_resize(Window&, const Gfx::IntPoint&, MouseButton);
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void start_window_resize(Window&, const MouseEvent&);
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const Window* active_fullscreen_window() const { return (m_active_window && m_active_window->is_fullscreen()) ? m_active_window : nullptr; }
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Window* active_fullscreen_window() { return (m_active_window && m_active_window->is_fullscreen()) ? m_active_window : nullptr; }
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bool update_theme(String theme_path, String theme_name);
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void set_hovered_window(Window*);
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void deliver_mouse_event(Window& window, MouseEvent& event);
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void did_popup_a_menu(Badge<Menu>);
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private:
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NonnullRefPtr<Cursor> get_cursor(const String& name);
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NonnullRefPtr<Cursor> get_cursor(const String& name, const Gfx::IntPoint& hotspot);
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void process_mouse_event(MouseEvent&, Window*& hovered_window);
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void process_event_for_doubleclick(Window& window, MouseEvent& event);
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bool process_ongoing_window_resize(const MouseEvent&, Window*& hovered_window);
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bool process_ongoing_window_move(MouseEvent&, Window*& hovered_window);
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bool process_ongoing_drag(MouseEvent&, Window*& hovered_window);
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void start_window_move(Window&, const MouseEvent&);
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template<typename Callback>
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IterationDecision for_each_visible_window_of_type_from_back_to_front(WindowType, 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(WindowType, 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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template<typename Callback>
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IterationDecision for_each_window_of_type_from_front_to_back(WindowType, Callback, bool ignore_highlight = false);
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virtual void event(Core::Event&) override;
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void paint_window_frame(const Window&);
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void tell_wm_listener_about_window(Window& listener, Window&);
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void tell_wm_listener_about_window_icon(Window& listener, Window&);
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void tell_wm_listener_about_window_rect(Window& listener, Window&);
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void pick_new_active_window();
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RefPtr<Cursor> m_arrow_cursor;
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RefPtr<Cursor> m_hand_cursor;
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RefPtr<Cursor> m_resize_horizontally_cursor;
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RefPtr<Cursor> m_resize_vertically_cursor;
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RefPtr<Cursor> m_resize_diagonally_tlbr_cursor;
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RefPtr<Cursor> m_resize_diagonally_bltr_cursor;
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RefPtr<Cursor> m_i_beam_cursor;
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RefPtr<Cursor> m_disallowed_cursor;
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RefPtr<Cursor> m_move_cursor;
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RefPtr<Cursor> m_drag_cursor;
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InlineLinkedList<Window> m_windows_in_order;
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struct DoubleClickInfo {
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struct ClickMetadata {
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Core::ElapsedTimer clock;
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Gfx::IntPoint 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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m_back = {};
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m_forward = {};
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}
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WeakPtr<Window> 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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ClickMetadata m_back;
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ClickMetadata m_forward;
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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<Window> m_active_window;
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WeakPtr<Window> m_hovered_window;
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WeakPtr<Window> m_highlight_window;
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WeakPtr<Window> m_active_input_window;
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WeakPtr<Window> m_move_window;
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Gfx::IntPoint m_move_origin;
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Gfx::IntPoint m_move_window_origin;
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WeakPtr<Window> m_resize_window;
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WeakPtr<Window> m_resize_candidate;
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MouseButton m_resizing_mouse_button { MouseButton::None };
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Gfx::IntRect m_resize_window_original_rect;
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Gfx::IntPoint 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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WindowSwitcher m_switcher;
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WeakPtr<Button> m_cursor_tracking_button;
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WeakPtr<Button> m_hovered_button;
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NonnullRefPtr<Gfx::PaletteImpl> m_palette;
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RefPtr<Core::ConfigFile> m_config;
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WeakPtr<ClientConnection> m_dnd_client;
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String m_dnd_text;
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String m_dnd_data_type;
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String m_dnd_data;
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RefPtr<Gfx::Bitmap> m_dnd_bitmap;
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};
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template<typename Callback>
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IterationDecision WindowManager::for_each_visible_window_of_type_from_back_to_front(WindowType 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 WindowManager::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(WindowType::Desktop, 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(WindowType::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(WindowType::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(WindowType::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(WindowType::Notification, 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(WindowType::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(WindowType::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(WindowType::WindowSwitcher, callback);
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}
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template<typename Callback>
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IterationDecision WindowManager::for_each_visible_window_of_type_from_front_to_back(WindowType 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 WindowManager::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(WindowType::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(WindowType::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(WindowType::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(WindowType::Notification, 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(WindowType::Tooltip, 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(WindowType::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(WindowType::Normal, 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(WindowType::Desktop, callback);
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}
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template<typename Callback>
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void WindowManager::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 WindowManager::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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template<typename Callback>
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IterationDecision WindowManager::for_each_window_of_type_from_front_to_back(WindowType 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->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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}
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