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LibGfxScaleDemo: Use TRY() a lot more :^)

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pbrw 2021-11-25 02:55:31 +01:00 committed by Andreas Kling
parent dee90b2dc3
commit 8293ad33ee
2 changed files with 12 additions and 21 deletions
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2
Userland/Demos/LibGfxScaleDemo/CMakeLists.txt
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@ -8,4 +8,4 @@ set(SOURCES
)
serenity_app(LibGfxScaleDemo ICON app-libgfx-demo)
target_link_libraries(LibGfxScaleDemo LibGUI LibIPC LibGfx LibCore)
target_link_libraries(LibGfxScaleDemo LibGUI LibIPC LibGfx LibCore LibMain)

31
Userland/Demos/LibGfxScaleDemo/main.cpp
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@ -4,6 +4,7 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibCore/System.h>
#include <LibGUI/Action.h>
#include <LibGUI/Application.h>
#include <LibGUI/Icon.h>
@ -19,6 +20,7 @@
#include <LibGfx/Path.h>
#include <LibGfx/SystemTheme.h>
#include <LibGfx/WindowTheme.h>
#include <LibMain/Main.h>
#include <unistd.h>
const int WIDTH = 300;
@ -102,36 +104,25 @@ void Canvas::draw(Gfx::Painter& painter)
painter.blit_disabled({ 192, 122 }, *buggie, { 2, 30, 62, 20 }, palette());
}
int main(int argc, char** argv)
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
auto app = GUI::Application::construct(argc, argv);
auto app = TRY(GUI::Application::try_create(arguments));
if (pledge("stdio recvfd sendfd rpath", nullptr) < 0) {
perror("pledge");
return 1;
}
TRY(Core::System::pledge("stdio recvfd sendfd rpath", nullptr));
TRY(Core::System::unveil("/res", "r"));
TRY(Core::System::unveil(nullptr, nullptr));
if (unveil("/res", "r") < 0) {
perror("unveil");
return 1;
}
if (unveil(nullptr, nullptr) < 0) {
perror("unveil");
return 1;
}
auto window = GUI::Window::construct();
auto window = TRY(GUI::Window::try_create());
window->set_title("LibGfx Scale Demo");
window->set_resizable(false);
window->resize(WIDTH * 2, HEIGHT * 3);
auto& file_menu = window->add_menu("&File");
file_menu.add_action(GUI::CommonActions::make_quit_action([&](auto&) { app->quit(); }));
auto file_menu = TRY(window->try_add_menu("&File"));
TRY(file_menu->try_add_action(GUI::CommonActions::make_quit_action([&](auto&) { app->quit(); })));
auto app_icon = GUI::Icon::default_icon("app-libgfx-demo");
window->set_icon(app_icon.bitmap_for_size(16));
window->set_main_widget<Canvas>();
TRY(window->try_set_main_widget<Canvas>());
window->show();
return app->exec();