ladybird/Applications/ProcessManager/main.cpp
Andreas Kling ac19fabaaf ProcessManager: Use a single timer for refreshing the view.
Also add a menu for changing the update frequency to some nice values.
2019-04-18 04:38:31 +02:00

100 lines
3.5 KiB
C++

#include <LibCore/CTimer.h>
#include <LibGUI/GWindow.h>
#include <LibGUI/GWidget.h>
#include <LibGUI/GBoxLayout.h>
#include <LibGUI/GApplication.h>
#include <LibGUI/GToolBar.h>
#include <LibGUI/GMenuBar.h>
#include <LibGUI/GAction.h>
#include <unistd.h>
#include <stdio.h>
#include <signal.h>
#include "ProcessTableView.h"
#include "MemoryStatsWidget.h"
int main(int argc, char** argv)
{
GApplication app(argc, argv);
auto* widget = new GWidget;
widget->set_layout(make<GBoxLayout>(Orientation::Vertical));
auto* toolbar = new GToolBar(widget);
auto* process_table_view = new ProcessTableView(widget);
auto* memory_stats_widget = new MemoryStatsWidget(widget);
auto* refresh_timer = new CTimer(1000, [&] {
process_table_view->refresh();
memory_stats_widget->refresh();
});
auto kill_action = GAction::create("Kill process", GraphicsBitmap::load_from_file("/res/icons/kill16.png"), [process_table_view] (const GAction&) {
pid_t pid = process_table_view->selected_pid();
if (pid != -1)
kill(pid, SIGKILL);
});
auto stop_action = GAction::create("Stop process", GraphicsBitmap::load_from_file("/res/icons/stop16.png"), [process_table_view] (const GAction&) {
pid_t pid = process_table_view->selected_pid();
if (pid != -1)
kill(pid, SIGSTOP);
});
auto continue_action = GAction::create("Continue process", GraphicsBitmap::load_from_file("/res/icons/continue16.png"), [process_table_view] (const GAction&) {
pid_t pid = process_table_view->selected_pid();
if (pid != -1)
kill(pid, SIGCONT);
});
toolbar->add_action(kill_action.copy_ref());
toolbar->add_action(stop_action.copy_ref());
toolbar->add_action(continue_action.copy_ref());
auto menubar = make<GMenuBar>();
auto app_menu = make<GMenu>("ProcessManager");
app_menu->add_action(GAction::create("Quit", { Mod_Alt, Key_F4 }, [] (const GAction&) {
GApplication::the().quit(0);
return;
}));
menubar->add_menu(move(app_menu));
auto process_menu = make<GMenu>("Process");
process_menu->add_action(kill_action.copy_ref());
process_menu->add_action(stop_action.copy_ref());
process_menu->add_action(continue_action.copy_ref());
menubar->add_menu(move(process_menu));
auto frequency_menu = make<GMenu>("Frequency");
frequency_menu->add_action(GAction::create("0.5 sec", [refresh_timer] (auto&) {
refresh_timer->restart(500);
}));
frequency_menu->add_action(GAction::create("1 sec", [refresh_timer] (auto&) {
refresh_timer->restart(1000);
}));
frequency_menu->add_action(GAction::create("3 sec", [refresh_timer] (auto&) {
refresh_timer->restart(3000);
}));
frequency_menu->add_action(GAction::create("5 sec", [refresh_timer] (auto&) {
refresh_timer->restart(5000);
}));
menubar->add_menu(move(frequency_menu));
auto help_menu = make<GMenu>("Help");
help_menu->add_action(GAction::create("About", [] (const GAction&) {
dbgprintf("FIXME: Implement Help/About\n");
}));
menubar->add_menu(move(help_menu));
app.set_menubar(move(menubar));
auto* window = new GWindow;
window->set_title("ProcessManager");
window->set_rect(20, 200, 680, 400);
window->set_main_widget(widget);
window->set_should_exit_event_loop_on_close(true);
window->show();
window->set_icon_path("/res/icons/16x16/app-process-manager.png");
return app.exec();
}