mirror of
				https://github.com/RGBCube/serenity
				synced 2025-10-31 22:02:44 +00:00 
			
		
		
		
	 9d57e7ed68
			
		
	
	
		9d57e7ed68
		
	
	
	
	
		
			
			Instead of using a weird "internal owner" pointer, just set the owning object as the CObject::parent of WSWindow.
		
			
				
	
	
		
			356 lines
		
	
	
	
		
			11 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			356 lines
		
	
	
	
		
			11 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include "WSWindow.h"
 | |
| #include "WSEvent.h"
 | |
| #include "WSEventLoop.h"
 | |
| #include "WSWindowManager.h"
 | |
| #include <WindowServer/WSAPITypes.h>
 | |
| #include <WindowServer/WSClientConnection.h>
 | |
| 
 | |
| static String default_window_icon_path()
 | |
| {
 | |
|     return "/res/icons/16x16/window.png";
 | |
| }
 | |
| 
 | |
| static GraphicsBitmap& default_window_icon()
 | |
| {
 | |
|     static GraphicsBitmap* s_icon;
 | |
|     if (!s_icon)
 | |
|         s_icon = GraphicsBitmap::load_from_file(default_window_icon_path()).leak_ref();
 | |
|     return *s_icon;
 | |
| }
 | |
| 
 | |
| WSWindow::WSWindow(CObject& parent, WSWindowType type)
 | |
|     : CObject(&parent)
 | |
|     , m_type(type)
 | |
|     , m_icon(default_window_icon())
 | |
|     , m_frame(*this)
 | |
| {
 | |
|     WSWindowManager::the().add_window(*this);
 | |
| }
 | |
| 
 | |
| WSWindow::WSWindow(WSClientConnection& client, WSWindowType window_type, int window_id, bool modal, bool resizable, bool fullscreen)
 | |
|     : CObject(&client)
 | |
|     , m_client(&client)
 | |
|     , m_type(window_type)
 | |
|     , m_modal(modal)
 | |
|     , m_resizable(resizable)
 | |
|     , m_fullscreen(fullscreen)
 | |
|     , m_window_id(window_id)
 | |
|     , m_icon(default_window_icon())
 | |
|     , m_frame(*this)
 | |
| {
 | |
|     // FIXME: This should not be hard-coded here.
 | |
|     if (m_type == WSWindowType::Taskbar) {
 | |
|         m_wm_event_mask = WSAPI_WMEventMask::WindowStateChanges | WSAPI_WMEventMask::WindowRemovals | WSAPI_WMEventMask::WindowIconChanges;
 | |
|         m_listens_to_wm_events = true;
 | |
|     }
 | |
|     WSWindowManager::the().add_window(*this);
 | |
| }
 | |
| 
 | |
| WSWindow::~WSWindow()
 | |
| {
 | |
|     WSWindowManager::the().remove_window(*this);
 | |
| }
 | |
| 
 | |
| void WSWindow::set_title(const String& title)
 | |
| {
 | |
|     if (m_title == title)
 | |
|         return;
 | |
|     m_title = title;
 | |
|     WSWindowManager::the().notify_title_changed(*this);
 | |
| }
 | |
| 
 | |
| void WSWindow::set_rect(const Rect& rect)
 | |
| {
 | |
|     Rect old_rect;
 | |
|     if (m_rect == rect)
 | |
|         return;
 | |
|     old_rect = m_rect;
 | |
|     m_rect = rect;
 | |
|     if (!m_client && (!m_backing_store || old_rect.size() != rect.size())) {
 | |
|         m_backing_store = GraphicsBitmap::create(GraphicsBitmap::Format::RGB32, m_rect.size());
 | |
|     }
 | |
|     m_frame.notify_window_rect_changed(old_rect, rect);
 | |
| }
 | |
| 
 | |
| // FIXME: Just use the same types.
 | |
| static WSAPI_MouseButton to_api(MouseButton button)
 | |
| {
 | |
|     switch (button) {
 | |
|     case MouseButton::None:
 | |
|         return WSAPI_MouseButton::NoButton;
 | |
|     case MouseButton::Left:
 | |
|         return WSAPI_MouseButton::Left;
 | |
|     case MouseButton::Right:
 | |
|         return WSAPI_MouseButton::Right;
 | |
|     case MouseButton::Middle:
 | |
|         return WSAPI_MouseButton::Middle;
 | |
|     }
 | |
|     ASSERT_NOT_REACHED();
 | |
| }
 | |
| 
 | |
| void WSWindow::handle_mouse_event(const WSMouseEvent& event)
 | |
| {
 | |
|     set_automatic_cursor_tracking_enabled(event.buttons() != 0);
 | |
| 
 | |
|     WSAPI_ServerMessage server_message;
 | |
|     server_message.window_id = window_id();
 | |
| 
 | |
|     switch (event.type()) {
 | |
|     case WSEvent::MouseMove:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::MouseMove;
 | |
|         break;
 | |
|     case WSEvent::MouseDown:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::MouseDown;
 | |
|         break;
 | |
|     case WSEvent::MouseDoubleClick:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::MouseDoubleClick;
 | |
|         break;
 | |
|     case WSEvent::MouseUp:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::MouseUp;
 | |
|         break;
 | |
|     case WSEvent::MouseWheel:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::MouseWheel;
 | |
|         break;
 | |
|     default:
 | |
|         ASSERT_NOT_REACHED();
 | |
|     }
 | |
| 
 | |
|     server_message.mouse.position = event.position();
 | |
|     server_message.mouse.button = to_api(event.button());
 | |
|     server_message.mouse.buttons = event.buttons();
 | |
|     server_message.mouse.modifiers = event.modifiers();
 | |
|     server_message.mouse.wheel_delta = event.wheel_delta();
 | |
| 
 | |
|     m_client->post_message(server_message);
 | |
| }
 | |
| 
 | |
| static WSAPI_WindowType to_api(WSWindowType ws_type)
 | |
| {
 | |
|     switch (ws_type) {
 | |
|     case WSWindowType::Normal:
 | |
|         return WSAPI_WindowType::Normal;
 | |
|     case WSWindowType::Menu:
 | |
|         return WSAPI_WindowType::Menu;
 | |
|     case WSWindowType::WindowSwitcher:
 | |
|         return WSAPI_WindowType::WindowSwitcher;
 | |
|     case WSWindowType::Taskbar:
 | |
|         return WSAPI_WindowType::Taskbar;
 | |
|     case WSWindowType::Tooltip:
 | |
|         return WSAPI_WindowType::Tooltip;
 | |
|     case WSWindowType::Menubar:
 | |
|         return WSAPI_WindowType::Menubar;
 | |
|     case WSWindowType::Launcher:
 | |
|         return WSAPI_WindowType::Launcher;
 | |
|     default:
 | |
|         ASSERT_NOT_REACHED();
 | |
|     }
 | |
| }
 | |
| 
 | |
| void WSWindow::set_minimized(bool minimized)
 | |
| {
 | |
|     if (m_minimized == minimized)
 | |
|         return;
 | |
|     m_minimized = minimized;
 | |
|     if (!minimized)
 | |
|         request_update({ {}, size() });
 | |
|     invalidate();
 | |
|     WSWindowManager::the().notify_minimization_state_changed(*this);
 | |
| }
 | |
| 
 | |
| void WSWindow::set_maximized(bool maximized)
 | |
| {
 | |
|     if (m_maximized == maximized)
 | |
|         return;
 | |
|     m_maximized = maximized;
 | |
|     auto old_rect = m_rect;
 | |
|     if (maximized) {
 | |
|         m_unmaximized_rect = m_rect;
 | |
|         set_rect(WSWindowManager::the().maximized_window_rect(*this));
 | |
|     } else {
 | |
|         set_rect(m_unmaximized_rect);
 | |
|     }
 | |
|     m_frame.did_set_maximized({}, maximized);
 | |
|     CEventLoop::current().post_event(*this, make<WSResizeEvent>(old_rect, m_rect));
 | |
| }
 | |
| 
 | |
| void WSWindow::event(CEvent& event)
 | |
| {
 | |
|     if (!m_client) {
 | |
|         ASSERT(parent());
 | |
|         return parent()->event(event);
 | |
|     }
 | |
| 
 | |
|     if (is_blocked_by_modal_window())
 | |
|         return;
 | |
| 
 | |
|     WSAPI_ServerMessage server_message;
 | |
|     server_message.window_id = window_id();
 | |
| 
 | |
|     if (static_cast<WSEvent&>(event).is_mouse_event())
 | |
|         return handle_mouse_event(static_cast<const WSMouseEvent&>(event));
 | |
| 
 | |
|     switch (event.type()) {
 | |
|     case WSEvent::WindowEntered:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::WindowEntered;
 | |
|         break;
 | |
|     case WSEvent::WindowLeft:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::WindowLeft;
 | |
|         break;
 | |
|     case WSEvent::KeyDown:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::KeyDown;
 | |
|         server_message.key.character = static_cast<const WSKeyEvent&>(event).character();
 | |
|         server_message.key.key = static_cast<const WSKeyEvent&>(event).key();
 | |
|         server_message.key.modifiers = static_cast<const WSKeyEvent&>(event).modifiers();
 | |
|         break;
 | |
|     case WSEvent::KeyUp:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::KeyUp;
 | |
|         server_message.key.character = static_cast<const WSKeyEvent&>(event).character();
 | |
|         server_message.key.key = static_cast<const WSKeyEvent&>(event).key();
 | |
|         server_message.key.modifiers = static_cast<const WSKeyEvent&>(event).modifiers();
 | |
|         break;
 | |
|     case WSEvent::WindowActivated:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::WindowActivated;
 | |
|         break;
 | |
|     case WSEvent::WindowDeactivated:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::WindowDeactivated;
 | |
|         break;
 | |
|     case WSEvent::WindowCloseRequest:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::WindowCloseRequest;
 | |
|         break;
 | |
|     case WSEvent::WindowResized:
 | |
|         server_message.type = WSAPI_ServerMessage::Type::WindowResized;
 | |
|         server_message.window.old_rect = static_cast<const WSResizeEvent&>(event).old_rect();
 | |
|         server_message.window.rect = static_cast<const WSResizeEvent&>(event).rect();
 | |
|         break;
 | |
|     case WSEvent::WM_WindowRemoved: {
 | |
|         auto& removed_event = static_cast<const WSWMWindowRemovedEvent&>(event);
 | |
|         server_message.type = WSAPI_ServerMessage::Type::WM_WindowRemoved;
 | |
|         server_message.wm.client_id = removed_event.client_id();
 | |
|         server_message.wm.window_id = removed_event.window_id();
 | |
|         break;
 | |
|     }
 | |
|     case WSEvent::WM_WindowStateChanged: {
 | |
|         auto& changed_event = static_cast<const WSWMWindowStateChangedEvent&>(event);
 | |
|         server_message.type = WSAPI_ServerMessage::Type::WM_WindowStateChanged;
 | |
|         server_message.wm.client_id = changed_event.client_id();
 | |
|         server_message.wm.window_id = changed_event.window_id();
 | |
|         server_message.wm.is_active = changed_event.is_active();
 | |
|         server_message.wm.is_minimized = changed_event.is_minimized();
 | |
|         server_message.wm.window_type = to_api(changed_event.window_type());
 | |
|         ASSERT(changed_event.title().length() < (int)sizeof(server_message.text));
 | |
|         memcpy(server_message.text, changed_event.title().characters(), changed_event.title().length());
 | |
|         server_message.text_length = changed_event.title().length();
 | |
|         server_message.wm.rect = changed_event.rect();
 | |
|         break;
 | |
|     }
 | |
| 
 | |
|     case WSEvent::WM_WindowIconBitmapChanged: {
 | |
|         auto& changed_event = static_cast<const WSWMWindowIconBitmapChangedEvent&>(event);
 | |
|         server_message.type = WSAPI_ServerMessage::Type::WM_WindowIconBitmapChanged;
 | |
|         server_message.wm.client_id = changed_event.client_id();
 | |
|         server_message.wm.window_id = changed_event.window_id();
 | |
|         server_message.wm.icon_buffer_id = changed_event.icon_buffer_id();
 | |
|         server_message.wm.icon_size = changed_event.icon_size();
 | |
| 
 | |
|         // FIXME: Perhaps we should update the bitmap sharing list somewhere else instead?
 | |
|         ASSERT(client());
 | |
|         dbg() << "WindowServer: Sharing icon buffer " << changed_event.icon_buffer_id() << " with PID " << client()->client_pid();
 | |
|         if (share_buffer_with(changed_event.icon_buffer_id(), client()->client_pid()) < 0) {
 | |
|             ASSERT_NOT_REACHED();
 | |
|         }
 | |
|         break;
 | |
|     }
 | |
| 
 | |
|     case WSEvent::WM_WindowRectChanged: {
 | |
|         auto& changed_event = static_cast<const WSWMWindowRectChangedEvent&>(event);
 | |
|         server_message.type = WSAPI_ServerMessage::Type::WM_WindowRectChanged;
 | |
|         server_message.wm.client_id = changed_event.client_id();
 | |
|         server_message.wm.window_id = changed_event.window_id();
 | |
|         server_message.wm.rect = changed_event.rect();
 | |
|         break;
 | |
|     }
 | |
| 
 | |
|     default:
 | |
|         break;
 | |
|     }
 | |
| 
 | |
|     if (server_message.type == WSAPI_ServerMessage::Type::Invalid)
 | |
|         return;
 | |
| 
 | |
|     m_client->post_message(server_message);
 | |
| }
 | |
| 
 | |
| void WSWindow::set_global_cursor_tracking_enabled(bool enabled)
 | |
| {
 | |
|     m_global_cursor_tracking_enabled = enabled;
 | |
| }
 | |
| 
 | |
| void WSWindow::set_visible(bool b)
 | |
| {
 | |
|     if (m_visible == b)
 | |
|         return;
 | |
|     m_visible = b;
 | |
|     invalidate();
 | |
| }
 | |
| 
 | |
| void WSWindow::invalidate()
 | |
| {
 | |
|     WSWindowManager::the().invalidate(*this);
 | |
| }
 | |
| 
 | |
| bool WSWindow::is_active() const
 | |
| {
 | |
|     return WSWindowManager::the().active_window() == this;
 | |
| }
 | |
| 
 | |
| bool WSWindow::is_blocked_by_modal_window() const
 | |
| {
 | |
|     return !is_modal() && client() && client()->is_showing_modal_window();
 | |
| }
 | |
| 
 | |
| void WSWindow::set_default_icon()
 | |
| {
 | |
|     m_icon = default_window_icon();
 | |
| }
 | |
| 
 | |
| void WSWindow::request_update(const Rect& rect)
 | |
| {
 | |
|     if (m_pending_paint_rects.is_empty()) {
 | |
|         deferred_invoke([this](auto&) {
 | |
|             client()->post_paint_message(*this);
 | |
|         });
 | |
|     }
 | |
|     m_pending_paint_rects.add(rect);
 | |
| }
 | |
| 
 | |
| void WSWindow::popup_window_menu(const Point& position)
 | |
| {
 | |
|     if (!m_window_menu) {
 | |
|         m_window_menu = make<WSMenu>(nullptr, -1, "(Window Menu)");
 | |
|         m_window_menu->add_item(make<WSMenuItem>(*m_window_menu, 1, "Minimize"));
 | |
|         m_window_menu->add_item(make<WSMenuItem>(*m_window_menu, 2, "Unminimize"));
 | |
|         m_window_menu->add_item(make<WSMenuItem>(*m_window_menu, WSMenuItem::Type::Separator));
 | |
|         m_window_menu->add_item(make<WSMenuItem>(*m_window_menu, 3, "Close"));
 | |
| 
 | |
|         m_window_menu->on_item_activation = [&](auto& item) {
 | |
|             switch (item.identifier()) {
 | |
|             case 1:
 | |
|                 set_minimized(true);
 | |
|                 break;
 | |
|             case 2:
 | |
|                 set_minimized(false);
 | |
|                 break;
 | |
|             case 3:
 | |
|                 request_close();
 | |
|                 break;
 | |
|             }
 | |
|         };
 | |
|     }
 | |
|     m_window_menu->popup(position);
 | |
| }
 | |
| 
 | |
| void WSWindow::request_close()
 | |
| {
 | |
|     WSEvent close_request(WSEvent::WindowCloseRequest);
 | |
|     event(close_request);
 | |
| }
 |