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https://github.com/RGBCube/serenity
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45ed58865e
When a resize_aspect_ratio is specified, and window will only be resized to a multiple of that ratio. When resize_aspect_ratio is set, windows cannot be tiled.
357 lines
13 KiB
C++
357 lines
13 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/InlineLinkedList.h>
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#include <AK/String.h>
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#include <AK/WeakPtr.h>
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#include <LibCore/Object.h>
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#include <LibGfx/Bitmap.h>
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#include <LibGfx/DisjointRectSet.h>
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#include <LibGfx/Rect.h>
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#include <WindowServer/WindowFrame.h>
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#include <WindowServer/WindowType.h>
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namespace WindowServer {
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class ClientConnection;
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class Cursor;
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class Menu;
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class MenuItem;
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class MouseEvent;
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enum WMEventMask {
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WindowRectChanges = 1 << 0,
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WindowStateChanges = 1 << 1,
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WindowIconChanges = 1 << 2,
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WindowRemovals = 1 << 3,
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};
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enum class WindowTileType {
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None = 0,
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Left,
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Right,
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};
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enum class PopupMenuItem {
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Minimize = 0,
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Maximize,
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};
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enum class WindowMenuDefaultAction {
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None = 0,
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BasedOnWindowState,
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Close,
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Minimize,
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Unminimize,
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Maximize,
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Restore
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};
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class Window final : public Core::Object
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, public InlineLinkedListNode<Window> {
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C_OBJECT(Window)
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public:
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Window(ClientConnection&, WindowType, int window_id, bool modal, bool minimizable, bool frameless, bool resizable, bool fullscreen, bool accessory, Window* parent_window = nullptr);
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Window(Core::Object&, WindowType);
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virtual ~Window() override;
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void popup_window_menu(const Gfx::IntPoint&, WindowMenuDefaultAction);
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void window_menu_activate_default();
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void request_close();
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unsigned wm_event_mask() const { return m_wm_event_mask; }
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void set_wm_event_mask(unsigned mask) { m_wm_event_mask = mask; }
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bool is_minimized() const { return m_minimized; }
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void set_minimized(bool);
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bool is_minimizable() const { return m_minimizable; }
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void set_minimizable(bool);
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bool is_resizable() const { return m_resizable && !m_fullscreen; }
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void set_resizable(bool);
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bool is_maximized() const { return m_maximized; }
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void set_maximized(bool);
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bool is_fullscreen() const { return m_fullscreen; }
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void set_fullscreen(bool);
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WindowTileType tiled() const { return m_tiled; }
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void set_tiled(WindowTileType);
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bool is_occluded() const { return m_occluded; }
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void set_occluded(bool);
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bool is_movable() const
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{
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return m_type == WindowType::Normal;
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}
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WindowFrame& frame() { return m_frame; }
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const WindowFrame& frame() const { return m_frame; }
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Window* is_blocked_by_modal_window();
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bool listens_to_wm_events() const { return m_listens_to_wm_events; }
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ClientConnection* client() { return m_client; }
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const ClientConnection* client() const { return m_client; }
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WindowType type() const { return m_type; }
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int window_id() const { return m_window_id; }
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bool is_internal() const { return m_client_id == -1; }
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i32 client_id() const { return m_client_id; }
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String title() const { return m_title; }
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void set_title(const String&);
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float opacity() const { return m_opacity; }
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void set_opacity(float);
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int x() const { return m_rect.x(); }
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int y() const { return m_rect.y(); }
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int width() const { return m_rect.width(); }
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int height() const { return m_rect.height(); }
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bool is_active() const;
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bool is_visible() const { return m_visible; }
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void set_visible(bool);
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bool is_modal() const;
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bool is_modal_dont_unparent() const { return m_modal && m_parent_window; }
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Gfx::IntRect rect() const { return m_rect; }
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void set_rect(const Gfx::IntRect&);
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void set_rect(int x, int y, int width, int height) { set_rect({ x, y, width, height }); }
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void set_rect_without_repaint(const Gfx::IntRect&);
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void set_taskbar_rect(const Gfx::IntRect&);
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const Gfx::IntRect& taskbar_rect() const { return m_taskbar_rect; }
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void move_to(const Gfx::IntPoint& position) { set_rect({ position, size() }); }
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void move_to(int x, int y) { move_to({ x, y }); }
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void move_by(const Gfx::IntPoint& delta) { set_position_without_repaint(position().translated(delta)); }
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Gfx::IntPoint position() const { return m_rect.location(); }
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void set_position(const Gfx::IntPoint& position) { set_rect({ position.x(), position.y(), width(), height() }); }
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void set_position_without_repaint(const Gfx::IntPoint& position) { set_rect_without_repaint({ position.x(), position.y(), width(), height() }); }
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Gfx::IntSize size() const { return m_rect.size(); }
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void invalidate(bool with_frame = true);
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void invalidate(const Gfx::IntRect&);
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bool invalidate_no_notify(const Gfx::IntRect& rect);
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void prepare_dirty_rects();
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void clear_dirty_rects();
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Gfx::DisjointRectSet& dirty_rects() { return m_dirty_rects; }
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virtual void event(Core::Event&) override;
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// Only used by WindowType::MenuApplet. Perhaps it could be a Window subclass? I don't know.
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void set_rect_in_menubar(const Gfx::IntRect& rect) { m_rect_in_menubar = rect; }
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const Gfx::IntRect& rect_in_menubar() const { return m_rect_in_menubar; }
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const Gfx::Bitmap* backing_store() const { return m_backing_store.ptr(); }
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Gfx::Bitmap* backing_store() { return m_backing_store.ptr(); }
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void set_backing_store(RefPtr<Gfx::Bitmap>&& backing_store)
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{
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m_last_backing_store = move(m_backing_store);
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m_backing_store = move(backing_store);
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}
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void swap_backing_stores()
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{
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swap(m_backing_store, m_last_backing_store);
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}
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Gfx::Bitmap* last_backing_store() { return m_last_backing_store.ptr(); }
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void set_global_cursor_tracking_enabled(bool);
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void set_automatic_cursor_tracking_enabled(bool enabled) { m_automatic_cursor_tracking_enabled = enabled; }
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bool global_cursor_tracking() const { return m_global_cursor_tracking_enabled || m_automatic_cursor_tracking_enabled; }
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bool has_alpha_channel() const { return m_has_alpha_channel; }
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void set_has_alpha_channel(bool value) { m_has_alpha_channel = value; }
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Gfx::IntSize size_increment() const { return m_size_increment; }
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void set_size_increment(const Gfx::IntSize& increment) { m_size_increment = increment; }
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const Optional<Gfx::IntSize>& resize_aspect_ratio() const { return m_resize_aspect_ratio; }
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void set_resize_aspect_ratio(const Optional<Gfx::IntSize>& ratio) { m_resize_aspect_ratio = ratio; }
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Gfx::IntSize base_size() const { return m_base_size; }
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void set_base_size(const Gfx::IntSize& size) { m_base_size = size; }
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const Gfx::Bitmap& icon() const { return *m_icon; }
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void set_icon(NonnullRefPtr<Gfx::Bitmap>&& icon) { m_icon = move(icon); }
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void set_default_icon();
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const Cursor* override_cursor() const { return m_override_cursor.ptr(); }
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void set_override_cursor(RefPtr<Cursor>&& cursor) { m_override_cursor = move(cursor); }
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void request_update(const Gfx::IntRect&, bool ignore_occlusion = false);
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Gfx::DisjointRectSet take_pending_paint_rects() { return move(m_pending_paint_rects); }
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bool has_taskbar_rect() const { return m_have_taskbar_rect; };
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bool in_minimize_animation() const { return m_minimize_animation_step != -1; }
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int minimize_animation_index() const { return m_minimize_animation_step; }
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void step_minimize_animation() { m_minimize_animation_step += 1; }
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void start_minimize_animation();
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void end_minimize_animation() { m_minimize_animation_step = -1; }
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Gfx::IntRect tiled_rect(WindowTileType) const;
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void recalculate_rect();
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// For InlineLinkedList.
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// FIXME: Maybe make a ListHashSet and then WindowManager can just use that.
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Window* m_next { nullptr };
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Window* m_prev { nullptr };
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void detach_client(Badge<ClientConnection>);
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Window* parent_window() { return m_parent_window; }
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const Window* parent_window() const { return m_parent_window; }
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void set_parent_window(Window&);
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Vector<WeakPtr<Window>>& child_windows() { return m_child_windows; }
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const Vector<WeakPtr<Window>>& child_windows() const { return m_child_windows; }
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Vector<WeakPtr<Window>>& accessory_windows() { return m_accessory_windows; }
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const Vector<WeakPtr<Window>>& accessory_windows() const { return m_accessory_windows; }
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bool is_descendant_of(Window&) const;
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void set_accessory(bool accessory) { m_accessory = accessory; }
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bool is_accessory() const;
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bool is_accessory_of(Window&) const;
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void set_frameless(bool frameless) { m_frameless = frameless; }
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bool is_frameless() const { return m_frameless; }
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int progress() const { return m_progress; }
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void set_progress(int);
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bool is_destroyed() const { return m_destroyed; }
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void destroy();
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bool default_positioned() const { return m_default_positioned; }
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void set_default_positioned(bool p) { m_default_positioned = p; }
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bool is_invalidated() const { return m_invalidated; }
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bool is_opaque() const
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{
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if (opacity() < 1.0f)
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return false;
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if (has_alpha_channel())
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return false;
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return true;
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}
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Gfx::DisjointRectSet& opaque_rects() { return m_opaque_rects; }
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Gfx::DisjointRectSet& transparency_rects() { return m_transparency_rects; }
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Gfx::DisjointRectSet& transparency_wallpaper_rects() { return m_transparency_wallpaper_rects; }
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private:
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void handle_mouse_event(const MouseEvent&);
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void update_menu_item_text(PopupMenuItem item);
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void update_menu_item_enabled(PopupMenuItem item);
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void add_child_window(Window&);
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void add_accessory_window(Window&);
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void ensure_window_menu();
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void modal_unparented();
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ClientConnection* m_client { nullptr };
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WeakPtr<Window> m_parent_window;
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Vector<WeakPtr<Window>> m_child_windows;
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Vector<WeakPtr<Window>> m_accessory_windows;
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String m_title;
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Gfx::IntRect m_rect;
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Gfx::IntRect m_saved_nonfullscreen_rect;
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Gfx::IntRect m_taskbar_rect;
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Gfx::DisjointRectSet m_dirty_rects;
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Gfx::DisjointRectSet m_opaque_rects;
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Gfx::DisjointRectSet m_transparency_rects;
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Gfx::DisjointRectSet m_transparency_wallpaper_rects;
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WindowType m_type { WindowType::Normal };
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bool m_global_cursor_tracking_enabled { false };
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bool m_automatic_cursor_tracking_enabled { false };
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bool m_visible { true };
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bool m_has_alpha_channel { false };
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bool m_modal { false };
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bool m_minimizable { false };
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bool m_frameless { false };
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bool m_resizable { false };
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Optional<Gfx::IntSize> m_resize_aspect_ratio {};
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bool m_listens_to_wm_events { false };
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bool m_minimized { false };
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bool m_maximized { false };
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bool m_fullscreen { false };
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bool m_accessory { false };
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bool m_destroyed { false };
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bool m_default_positioned { false };
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bool m_have_taskbar_rect { false };
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bool m_invalidated { true };
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bool m_invalidated_all { true };
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bool m_invalidated_frame { true };
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WindowTileType m_tiled { WindowTileType::None };
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Gfx::IntRect m_untiled_rect;
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bool m_occluded { false };
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RefPtr<Gfx::Bitmap> m_backing_store;
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RefPtr<Gfx::Bitmap> m_last_backing_store;
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int m_window_id { -1 };
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i32 m_client_id { -1 };
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float m_opacity { 1 };
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Gfx::IntSize m_size_increment;
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Gfx::IntSize m_base_size;
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NonnullRefPtr<Gfx::Bitmap> m_icon;
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RefPtr<Cursor> m_override_cursor;
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WindowFrame m_frame;
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unsigned m_wm_event_mask { 0 };
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Gfx::DisjointRectSet m_pending_paint_rects;
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Gfx::IntRect m_unmaximized_rect;
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Gfx::IntRect m_rect_in_menubar;
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RefPtr<Menu> m_window_menu;
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MenuItem* m_window_menu_minimize_item { nullptr };
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MenuItem* m_window_menu_maximize_item { nullptr };
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MenuItem* m_window_menu_close_item { nullptr };
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int m_minimize_animation_step { -1 };
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int m_progress { -1 };
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};
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}
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