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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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25
SharedGraphics/Painter.cpp
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@ -7,7 +7,7 @@
#ifdef USERLAND
#include <LibGUI/GWidget.h>
#include <LibGUI/GWindow.h>
#include <LibC/gui.h>
#include <LibGUI/GEventLoop.h>
#include <LibC/stdio.h>
#include <LibC/errno.h>
#include <LibC/string.h>
@ -26,15 +26,13 @@ Painter::Painter(GraphicsBitmap& bitmap)
Painter::Painter(GWidget& widget)
: m_font(&widget.font())
{
GUI_WindowBackingStoreInfo backing;
int rc = gui_get_window_backing_store(widget.window()->window_id(), &backing);
if (rc < 0) {
perror("gui_get_window_backing_store");
ASSERT_NOT_REACHED();
}
m_backing_store_id = backing.backing_store_id;
GUI_ClientMessage request;
request.type = GUI_ClientMessage::Type::GetWindowBackingStore;
request.window_id = widget.window()->window_id();
auto response = GEventLoop::main().sync_request(request, GUI_ServerMessage::DidGetWindowBackingStore);
m_backing_store_id = response.backing.backing_store_id;
m_target = GraphicsBitmap::create_wrapper(backing.size, backing.pixels);
m_target = GraphicsBitmap::create_wrapper(response.backing.size, response.backing.pixels);
ASSERT(m_target);
m_window = widget.window();
m_translation.move_by(widget.window_relative_rect().location());
@ -55,11 +53,10 @@ Painter::~Painter()
#ifdef USERLAND
m_target = nullptr;
if (m_backing_store_id) {
int rc = gui_release_window_backing_store(m_backing_store_id);
if (rc < 0) {
perror("gui_release_window_backing_store");
ASSERT_NOT_REACHED();
}
GUI_ClientMessage request;
request.type = GUI_ClientMessage::Type::ReleaseWindowBackingStore;
request.backing.backing_store_id = m_backing_store_id;
GEventLoop::main().post_message_to_server(request);
}
#endif
}