RGBCube/serenity
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Code Issues Activity Actions

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

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pbrw 2021-11-25 02:52:25 +01:00 • committed by Andreas Kling
parent 913b1fad25
commit 370c5986ab
2 changed files with 30 additions and 42 deletions
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70
Userland/Demos/CatDog/main.cpp
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@ -6,6 +6,7 @@
#include "CatDog.h"
#include "SpeechBubble.h"
#include <LibCore/System.h>
#include <LibCore/Timer.h>
#include <LibGUI/Action.h>
#include <LibGUI/Application.h>
@ -14,33 +15,20 @@
#include <LibGUI/Menu.h>
#include <LibGUI/Menubar.h>
#include <LibGUI/Window.h>
#include <LibMain/Main.h>
int main(int argc, char** argv)
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
if (pledge("stdio recvfd sendfd rpath wpath cpath unix", nullptr) < 0) {
perror("pledge");
return 1;
}
TRY(Core::System::pledge("stdio recvfd sendfd rpath wpath cpath unix", nullptr));
auto app = GUI::Application::construct(argc, argv);
auto app = TRY(GUI::Application::try_create(arguments));
auto app_icon = GUI::Icon::default_icon("app-catdog");
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("CatDog Demo");
window->resize(32, 32);
window->set_frameless(true);
@ -49,20 +37,20 @@ int main(int argc, char** argv)
window->set_alpha_hit_threshold(1.0f);
window->set_icon(app_icon.bitmap_for_size(16));
auto& catdog_widget = window->set_main_widget<CatDog>();
catdog_widget.set_layout<GUI::VerticalBoxLayout>();
catdog_widget.layout()->set_spacing(0);
auto catdog_widget = TRY(window->try_set_main_widget<CatDog>());
TRY(catdog_widget->try_set_layout<GUI::VerticalBoxLayout>());
catdog_widget->layout()->set_spacing(0);
auto context_menu = GUI::Menu::construct();
context_menu->add_action(GUI::CommonActions::make_about_action("CatDog Demo", app_icon, window));
context_menu->add_separator();
context_menu->add_action(GUI::CommonActions::make_quit_action([&](auto&) { app->quit(); }));
auto context_menu = TRY(GUI::Menu::try_create());
TRY(context_menu->try_add_action(GUI::CommonActions::make_about_action("CatDog Demo", app_icon, window)));
TRY(context_menu->try_add_separator());
TRY(context_menu->try_add_action(GUI::CommonActions::make_quit_action([&](auto&) { app->quit(); })));
window->show();
catdog_widget.start_timer(250, Core::TimerShouldFireWhenNotVisible::Yes);
catdog_widget.start_the_timer(); // timer for "mouse sleep detection"
catdog_widget->start_timer(250, Core::TimerShouldFireWhenNotVisible::Yes);
catdog_widget->start_the_timer(); // timer for "mouse sleep detection"
auto advice_window = GUI::Window::construct();
auto advice_window = TRY(GUI::Window::try_create());
advice_window->set_title("CatDog Advice");
advice_window->resize(225, 50);
advice_window->set_frameless(true);
@ -70,38 +58,38 @@ int main(int argc, char** argv)
advice_window->set_has_alpha_channel(true);
advice_window->set_alpha_hit_threshold(1.0f);
auto& advice_widget = advice_window->set_main_widget<SpeechBubble>();
advice_widget.set_layout<GUI::VerticalBoxLayout>();
advice_widget.layout()->set_spacing(0);
auto advice_widget = TRY(advice_window->try_set_main_widget<SpeechBubble>());
TRY(advice_widget->try_set_layout<GUI::VerticalBoxLayout>());
advice_widget->layout()->set_spacing(0);
auto advice_timer = Core::Timer::construct();
auto advice_timer = TRY(Core::Timer::try_create());
advice_timer->set_interval(15000);
advice_timer->set_single_shot(true);
advice_timer->on_timeout = [&] {
window->move_to_front();
advice_window->move_to_front();
catdog_widget.set_roaming(false);
catdog_widget->set_roaming(false);
advice_window->move_to(window->x() - advice_window->width() / 2, window->y() - advice_window->height());
advice_window->show();
};
advice_timer->start();
advice_widget.on_dismiss = [&] {
catdog_widget.set_roaming(true);
advice_widget->on_dismiss = [&] {
catdog_widget->set_roaming(true);
advice_window->hide();
advice_timer->start();
};
// Let users toggle the advice functionality by clicking on catdog.
catdog_widget.on_click = [&] {
catdog_widget->on_click = [&] {
if (advice_timer->is_active())
advice_timer->stop();
else
advice_timer->start();
};
catdog_widget.on_context_menu_request = [&](GUI::ContextMenuEvent& event) {
if (catdog_widget.rect().contains(event.position()))
catdog_widget->on_context_menu_request = [&](GUI::ContextMenuEvent& event) {
if (catdog_widget->rect().contains(event.position()))
context_menu->popup(event.screen_position());
};