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Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29#include <AK/Badge.h>
30#include <AK/Function.h>
31#include <AK/HashMap.h>
32#include <AK/OwnPtr.h>
33#include <AK/WeakPtr.h>
34#include <LibCore/Object.h>
35#include <LibGfx/Bitmap.h>
36#include <LibIPC/ClientConnection.h>
37#include <WindowServer/Event.h>
38#include <WindowServer/WindowServerEndpoint.h>
39
40namespace WindowServer {
41
42class Compositor;
43class Window;
44class Menu;
45class MenuBar;
46
47class ClientConnection final
48 : public IPC::ClientConnection<WindowServerEndpoint>
49 , public WindowServerEndpoint {
50 C_OBJECT(ClientConnection)
51public:
52 ~ClientConnection() override;
53 virtual void die() override;
54
55 void boost();
56 void deboost();
57
58 static ClientConnection* from_client_id(int client_id);
59 static void for_each_client(Function<void(ClientConnection&)>);
60
61 MenuBar* app_menubar() { return m_app_menubar.ptr(); }
62
63 bool is_showing_modal_window() const;
64
65 void notify_about_new_screen_rect(const Gfx::Rect&);
66 void notify_about_clipboard_contents_changed();
67 void post_paint_message(Window&, bool ignore_occlusion = false);
68
69 Menu* find_menu_by_id(int menu_id)
70 {
71 auto menu = m_menus.get(menu_id);
72 if (!menu.has_value())
73 return nullptr;
74 return const_cast<Menu*>(menu.value().ptr());
75 }
76
77 void notify_display_link(Badge<Compositor>);
78
79private:
80 explicit ClientConnection(Core::LocalSocket&, int client_id);
81
82 virtual OwnPtr<Messages::WindowServer::GreetResponse> handle(const Messages::WindowServer::Greet&) override;
83 virtual OwnPtr<Messages::WindowServer::CreateMenubarResponse> handle(const Messages::WindowServer::CreateMenubar&) override;
84 virtual OwnPtr<Messages::WindowServer::DestroyMenubarResponse> handle(const Messages::WindowServer::DestroyMenubar&) override;
85 virtual OwnPtr<Messages::WindowServer::CreateMenuResponse> handle(const Messages::WindowServer::CreateMenu&) override;
86 virtual OwnPtr<Messages::WindowServer::DestroyMenuResponse> handle(const Messages::WindowServer::DestroyMenu&) override;
87 virtual OwnPtr<Messages::WindowServer::AddMenuToMenubarResponse> handle(const Messages::WindowServer::AddMenuToMenubar&) override;
88 virtual OwnPtr<Messages::WindowServer::SetApplicationMenubarResponse> handle(const Messages::WindowServer::SetApplicationMenubar&) override;
89 virtual OwnPtr<Messages::WindowServer::AddMenuItemResponse> handle(const Messages::WindowServer::AddMenuItem&) override;
90 virtual OwnPtr<Messages::WindowServer::AddMenuSeparatorResponse> handle(const Messages::WindowServer::AddMenuSeparator&) override;
91 virtual OwnPtr<Messages::WindowServer::UpdateMenuItemResponse> handle(const Messages::WindowServer::UpdateMenuItem&) override;
92 virtual OwnPtr<Messages::WindowServer::CreateWindowResponse> handle(const Messages::WindowServer::CreateWindow&) override;
93 virtual OwnPtr<Messages::WindowServer::DestroyWindowResponse> handle(const Messages::WindowServer::DestroyWindow&) override;
94 virtual OwnPtr<Messages::WindowServer::SetWindowTitleResponse> handle(const Messages::WindowServer::SetWindowTitle&) override;
95 virtual OwnPtr<Messages::WindowServer::GetWindowTitleResponse> handle(const Messages::WindowServer::GetWindowTitle&) override;
96 virtual OwnPtr<Messages::WindowServer::SetWindowRectResponse> handle(const Messages::WindowServer::SetWindowRect&) override;
97 virtual OwnPtr<Messages::WindowServer::GetWindowRectResponse> handle(const Messages::WindowServer::GetWindowRect&) override;
98 virtual void handle(const Messages::WindowServer::InvalidateRect&) override;
99 virtual void handle(const Messages::WindowServer::DidFinishPainting&) override;
100 virtual OwnPtr<Messages::WindowServer::SetGlobalCursorTrackingResponse> handle(const Messages::WindowServer::SetGlobalCursorTracking&) override;
101 virtual OwnPtr<Messages::WindowServer::SetWindowOpacityResponse> handle(const Messages::WindowServer::SetWindowOpacity&) override;
102 virtual OwnPtr<Messages::WindowServer::SetWindowBackingStoreResponse> handle(const Messages::WindowServer::SetWindowBackingStore&) override;
103 virtual OwnPtr<Messages::WindowServer::GetClipboardContentsResponse> handle(const Messages::WindowServer::GetClipboardContents&) override;
104 virtual OwnPtr<Messages::WindowServer::SetClipboardContentsResponse> handle(const Messages::WindowServer::SetClipboardContents&) override;
105 virtual void handle(const Messages::WindowServer::WM_SetActiveWindow&) override;
106 virtual void handle(const Messages::WindowServer::WM_SetWindowMinimized&) override;
107 virtual void handle(const Messages::WindowServer::WM_StartWindowResize&) override;
108 virtual void handle(const Messages::WindowServer::WM_PopupWindowMenu&) override;
109 virtual OwnPtr<Messages::WindowServer::SetWindowHasAlphaChannelResponse> handle(const Messages::WindowServer::SetWindowHasAlphaChannel&) override;
110 virtual OwnPtr<Messages::WindowServer::MoveWindowToFrontResponse> handle(const Messages::WindowServer::MoveWindowToFront&) override;
111 virtual OwnPtr<Messages::WindowServer::SetFullscreenResponse> handle(const Messages::WindowServer::SetFullscreen&) override;
112 virtual void handle(const Messages::WindowServer::AsyncSetWallpaper&) override;
113 virtual OwnPtr<Messages::WindowServer::SetBackgroundColorResponse> handle(const Messages::WindowServer::SetBackgroundColor&) override;
114 virtual OwnPtr<Messages::WindowServer::SetWallpaperModeResponse> handle(const Messages::WindowServer::SetWallpaperMode&) override;
115 virtual OwnPtr<Messages::WindowServer::GetWallpaperResponse> handle(const Messages::WindowServer::GetWallpaper&) override;
116 virtual OwnPtr<Messages::WindowServer::SetResolutionResponse> handle(const Messages::WindowServer::SetResolution&) override;
117 virtual OwnPtr<Messages::WindowServer::SetWindowOverrideCursorResponse> handle(const Messages::WindowServer::SetWindowOverrideCursor&) override;
118 virtual OwnPtr<Messages::WindowServer::PopupMenuResponse> handle(const Messages::WindowServer::PopupMenu&) override;
119 virtual OwnPtr<Messages::WindowServer::DismissMenuResponse> handle(const Messages::WindowServer::DismissMenu&) override;
120 virtual OwnPtr<Messages::WindowServer::SetWindowIconBitmapResponse> handle(const Messages::WindowServer::SetWindowIconBitmap&) override;
121 virtual void handle(const Messages::WindowServer::WM_SetWindowTaskbarRect&) override;
122 virtual OwnPtr<Messages::WindowServer::StartDragResponse> handle(const Messages::WindowServer::StartDrag&) override;
123 virtual OwnPtr<Messages::WindowServer::SetSystemMenuResponse> handle(const Messages::WindowServer::SetSystemMenu&) override;
124 virtual OwnPtr<Messages::WindowServer::SetSystemThemeResponse> handle(const Messages::WindowServer::SetSystemTheme&) override;
125 virtual OwnPtr<Messages::WindowServer::SetWindowBaseSizeAndSizeIncrementResponse> handle(const Messages::WindowServer::SetWindowBaseSizeAndSizeIncrement&) override;
126 virtual void handle(const Messages::WindowServer::EnableDisplayLink&) override;
127 virtual void handle(const Messages::WindowServer::DisableDisplayLink&) override;
128
129 HashMap<int, NonnullRefPtr<Window>> m_windows;
130 HashMap<int, NonnullOwnPtr<MenuBar>> m_menubars;
131 HashMap<int, NonnullRefPtr<Menu>> m_menus;
132 WeakPtr<MenuBar> m_app_menubar;
133
134 int m_next_menubar_id { 10000 };
135 int m_next_menu_id { 20000 };
136 int m_next_window_id { 1982 };
137
138 bool m_has_display_link { false };
139
140 RefPtr<SharedBuffer> m_last_sent_clipboard_content;
141};
142
143}