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serenity/Servers/WindowServer/main.cpp
Andreas Kling bc319d9e88 LibCore: Make CObject reference-counted
Okay, I've spent a whole day on this now, and it finally kinda works!
With this patch, CObject and all of its derived classes are reference
counted instead of tree-owned.

The previous, Qt-like model was nice and familiar, but ultimately also
outdated and difficult to reason about.

CObject-derived types should now be stored in RefPtr/NonnullRefPtr and
each class can be constructed using the forwarding construct() helper:

    auto widget = GWidget::construct(parent_widget);

Note that construct() simply forwards all arguments to an existing
constructor. It is inserted into each class by the C_OBJECT macro,
see CObject.h to understand how that works.

CObject::delete_later() disappears in this patch, as there is no longer
a single logical owner of a CObject.
2019-09-22 00:25:25 +02:00

32 lines
882 B
C++

#include <LibCore/CConfigFile.h>
#include <WindowServer/WSCompositor.h>
#include <WindowServer/WSEventLoop.h>
#include <WindowServer/WSScreen.h>
#include <WindowServer/WSWindowManager.h>
#include <signal.h>
#include <stdio.h>
int main(int, char**)
{
struct sigaction act;
memset(&act, 0, sizeof(act));
act.sa_flags = SA_NOCLDWAIT;
act.sa_handler = SIG_IGN;
int rc = sigaction(SIGCHLD, &act, nullptr);
if (rc < 0) {
perror("sigaction");
return 1;
}
WSEventLoop loop;
auto wm_config = CConfigFile::get_for_app("WindowManager");
WSScreen screen(wm_config->read_num_entry("Screen", "Width", 1024),
wm_config->read_num_entry("Screen", "Height", 768));
WSCompositor::the();
auto wm = WSWindowManager::construct();
dbgprintf("Entering WindowServer main loop.\n");
loop.exec();
ASSERT_NOT_REACHED();
}