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#include "GraphWidget.h"
#include "MemoryStatsWidget.h"
#include "ProcessStacksWidget.h"
#include "ProcessTableView.h"
#include <LibCore/CTimer.h>
#include <LibGUI/GAction.h>
#include <LibGUI/GApplication.h>
#include <LibGUI/GBoxLayout.h>
#include <LibGUI/GGroupBox.h>
#include <LibGUI/GLabel.h>
#include <LibGUI/GMenuBar.h>
#include <LibGUI/GSplitter.h>
#include <LibGUI/GTabWidget.h>
#include <LibGUI/GToolBar.h>
#include <LibGUI/GWidget.h>
#include <LibGUI/GWindow.h>
#include <signal.h>
#include <stdio.h>
#include <unistd.h>
int main(int argc, char** argv)
{
GApplication app(argc, argv);
auto* keeper = new GWidget;
keeper->set_layout(make<GBoxLayout>(Orientation::Vertical));
keeper->set_fill_with_background_color(true);
keeper->set_background_color(Color::WarmGray);
keeper->layout()->set_margins({ 4, 4, 4, 4 });
auto* splitter = new GSplitter(Orientation::Vertical, keeper);
auto* tabwidget = new GTabWidget(splitter);
auto* process_table_container = new GWidget(nullptr);
tabwidget->add_widget("Processes", process_table_container);
auto* graphs_container = new GWidget;
graphs_container->set_fill_with_background_color(true);
graphs_container->set_background_color(Color::WarmGray);
graphs_container->set_layout(make<GBoxLayout>(Orientation::Vertical));
graphs_container->layout()->set_margins({ 4, 4, 4, 4 });
auto* cpu_graph_group_box = new GGroupBox("CPU usage", graphs_container);
cpu_graph_group_box->set_layout(make<GBoxLayout>(Orientation::Vertical));
cpu_graph_group_box->layout()->set_margins({ 6, 16, 6, 6 });
cpu_graph_group_box->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
cpu_graph_group_box->set_preferred_size(0, 120);
auto* cpu_graph = new GraphWidget(cpu_graph_group_box);
cpu_graph->set_max(100);
cpu_graph->set_text_color(Color::Green);
cpu_graph->set_graph_color(Color::from_rgb(0x00bb00));
cpu_graph->text_formatter = [](int value, int) {
return String::format("%d%%", value);
};
auto* memory_graph_group_box = new GGroupBox("Memory usage", graphs_container);
memory_graph_group_box->set_layout(make<GBoxLayout>(Orientation::Vertical));
memory_graph_group_box->layout()->set_margins({ 6, 16, 6, 6 });
memory_graph_group_box->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
memory_graph_group_box->set_preferred_size(0, 120);
auto* memory_graph = new GraphWidget(memory_graph_group_box);
memory_graph->set_text_color(Color::Cyan);
memory_graph->set_graph_color(Color::from_rgb(0x00bbbb));
memory_graph->text_formatter = [](int value, int max) {
return String::format("%d / %d KB", value, max);
};
tabwidget->add_widget("Graphs", graphs_container);
process_table_container->set_layout(make<GBoxLayout>(Orientation::Vertical));
process_table_container->layout()->set_margins({ 4, 0, 4, 4 });
process_table_container->layout()->set_spacing(0);
auto* toolbar = new GToolBar(process_table_container);
toolbar->set_has_frame(false);
auto* process_table_view = new ProcessTableView(*cpu_graph, process_table_container);
auto* memory_stats_widget = new MemoryStatsWidget(*memory_graph, graphs_container);
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);
toolbar->add_action(stop_action);
toolbar->add_action(continue_action);
auto menubar = make<GMenuBar>();
auto app_menu = make<GMenu>("Process Manager");
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);
process_menu->add_action(stop_action);
process_menu->add_action(continue_action);
menubar->add_menu(move(process_menu));
auto process_context_menu = make<GMenu>("Process context menu");
process_context_menu->add_action(kill_action);
process_context_menu->add_action(stop_action);
process_context_menu->add_action(continue_action);
process_table_view->on_context_menu_request = [&](const GModelIndex& index, const GContextMenuEvent& event) {
(void)index;
process_context_menu->popup(event.screen_position());
};
auto frequency_menu = make<GMenu>("Frequency");
frequency_menu->add_action(GAction::create("0.25 sec", [refresh_timer](auto&) {
refresh_timer->restart(250);
}));
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* process_tab_widget = new GTabWidget(splitter);
auto* stacks_widget = new ProcessStacksWidget(nullptr);
process_tab_widget->add_widget("Stacks", stacks_widget);
process_table_view->on_process_selected = [&](pid_t pid) {
stacks_widget->set_pid(pid);
};
auto* window = new GWindow;
window->set_title("Process Manager");
window->set_rect(20, 200, 680, 400);
window->set_main_widget(keeper);
window->show();
window->set_icon_path("/res/icons/16x16/app-process-manager.png");
return app.exec();
}
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