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WindowServer: Convert entire API to be message-based.

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One big step towards userspace WindowServer. :^)
This commit is contained in:
Andreas Kling 2019-02-14 01:21:32 +01:00
parent ef4e9860fd
commit f529b845ec
25 changed files with 508 additions and 625 deletions
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146
WindowServer/WSWindowManager.cpp
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@ -734,8 +734,26 @@ void WSWindowManager::on_message(WSMessage& message)
return;
}
if (message.is_client_request())
if (message.is_client_request()) {
handle_client_request(static_cast<WSAPIClientRequest&>(message));
return;
}
if (message.type() == WSMessage::WM_ClientDisconnected) {
int client_id = static_cast<WSClientDisconnectedNotification&>(message).client_id();
dbgprintf("[WM] Client disconnected: %d\n", client_id);
destroy_all_menus(*WSMessageLoop::process_from_client_id(client_id));
Vector<int> windows_belonging_to_client;
for (auto& it : m_windows_by_id) {
if (it.value->process()->gui_client_id() == client_id)
windows_belonging_to_client.append(it.value->window_id());
}
for (int window_id : windows_belonging_to_client) {
m_windows_by_id.remove(window_id);
}
return;
}
}
void WSWindowManager::handle_client_request(WSAPIClientRequest& request)
@ -864,6 +882,132 @@ void WSWindowManager::handle_client_request(WSAPIClientRequest& request)
WSMessageLoop::the().post_message_to_client(request.client_id(), response);
break;
}
case WSMessage::APISetWindowTitleRequest: {
int window_id = static_cast<WSAPISetWindowTitleRequest&>(request).window_id();
auto it = m_windows_by_id.find(window_id);
if (it == m_windows_by_id.end()) {
ASSERT_NOT_REACHED();
}
auto& window = *(*it).value;
window.set_title(static_cast<WSAPISetWindowTitleRequest&>(request).title());
break;
}
case WSMessage::APIGetWindowTitleRequest: {
int window_id = static_cast<WSAPIGetWindowTitleRequest&>(request).window_id();
auto it = m_windows_by_id.find(window_id);
if (it == m_windows_by_id.end()) {
ASSERT_NOT_REACHED();
}
auto& window = *(*it).value;
GUI_ServerMessage response;
response.type = GUI_ServerMessage::Type::DidGetWindowTitle;
response.window_id = window.window_id();
ASSERT(window.title().length() < sizeof(response.text));
strcpy(response.text, window.title().characters());
response.text_length = window.title().length();
WSMessageLoop::the().post_message_to_client(request.client_id(), response);
break;
}
case WSMessage::APISetWindowRectRequest: {
int window_id = static_cast<WSAPISetWindowRectRequest&>(request).window_id();
auto it = m_windows_by_id.find(window_id);
if (it == m_windows_by_id.end()) {
ASSERT_NOT_REACHED();
}
auto& window = *(*it).value;
window.set_rect(static_cast<WSAPISetWindowRectRequest&>(request).rect());
break;
}
case WSMessage::APIGetWindowRectRequest: {
int window_id = static_cast<WSAPIGetWindowRectRequest&>(request).window_id();
auto it = m_windows_by_id.find(window_id);
if (it == m_windows_by_id.end()) {
ASSERT_NOT_REACHED();
}
auto& window = *(*it).value;
GUI_ServerMessage response;
response.type = GUI_ServerMessage::Type::DidGetWindowRect;
response.window_id = window.window_id();
response.window.rect = window.rect();
WSMessageLoop::the().post_message_to_client(request.client_id(), response);
break;
}
case WSMessage::APICreateWindowRequest: {
int window_id = m_next_window_id++;
auto window = make<WSWindow>(*WSMessageLoop::process_from_client_id(request.client_id()), window_id);
window->set_title(static_cast<WSAPICreateWindowRequest&>(request).title());
window->set_rect(static_cast<WSAPICreateWindowRequest&>(request).rect());
m_windows_by_id.set(window_id, move(window));
GUI_ServerMessage response;
response.type = GUI_ServerMessage::Type::DidCreateWindow;
response.window_id = window_id;
WSMessageLoop::the().post_message_to_client(request.client_id(), response);
break;
}
case WSMessage::APIDestroyWindowRequest: {
int window_id = static_cast<WSAPIGetWindowRectRequest&>(request).window_id();
auto it = m_windows_by_id.find(window_id);
if (it == m_windows_by_id.end()) {
ASSERT_NOT_REACHED();
}
auto& window = *(*it).value;
invalidate(window);
m_windows_by_id.remove(it);
break;
}
case WSMessage::APIInvalidateRectRequest: {
int window_id = static_cast<WSAPIInvalidateRectRequest&>(request).window_id();
auto it = m_windows_by_id.find(window_id);
if (it == m_windows_by_id.end()) {
ASSERT_NOT_REACHED();
}
GUI_ServerMessage response;
response.type = GUI_ServerMessage::Type::Paint;
response.window_id = window_id;
response.paint.rect = static_cast<WSAPIInvalidateRectRequest&>(request).rect();
WSMessageLoop::the().post_message_to_client(request.client_id(), response);
break;
}
case WSMessage::APIDidFinishPaintingNotification: {
int window_id = static_cast<WSAPIDidFinishPaintingNotification&>(request).window_id();
auto it = m_windows_by_id.find(window_id);
if (it == m_windows_by_id.end()) {
ASSERT_NOT_REACHED();
}
auto& window = *(*it).value;
invalidate(window, static_cast<WSAPIDidFinishPaintingNotification&>(request).rect());
break;
}
case WSMessage::APIGetWindowBackingStoreRequest: {
int window_id = static_cast<WSAPIGetWindowBackingStoreRequest&>(request).window_id();
auto it = m_windows_by_id.find(window_id);
if (it == m_windows_by_id.end()) {
ASSERT_NOT_REACHED();
}
auto& window = *(*it).value;
auto* backing_store = window.backing();
// FIXME: It shouldn't work this way!
backing_store->retain();
GUI_ServerMessage response;
response.type = GUI_ServerMessage::Type::DidGetWindowBackingStore;
response.window_id = window_id;
response.backing.backing_store_id = backing_store;
response.backing.bpp = sizeof(RGBA32);
response.backing.pitch = backing_store->pitch();
response.backing.size = backing_store->size();
response.backing.pixels = reinterpret_cast<RGBA32*>(backing_store->client_region()->laddr().as_ptr());
WSMessageLoop::the().post_message_to_client(request.client_id(), response);
break;
}
case WSMessage::APIReleaseWindowBackingStoreRequest: {
int backing_store_id = static_cast<WSAPIReleaseWindowBackingStoreRequest&>(request).backing_store_id();
// FIXME: It shouldn't work this way!
auto* backing_store = (GraphicsBitmap*)backing_store_id;
backing_store->release();
break;
}
default:
break;
}