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SystemMonitor: Replace custom ProcessTableView with just GUI::TableView

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This class was added in the very early days of LibGUI, when I wasn't
quite sure if subclassing table views made sense or not.
This commit is contained in:
Andreas Kling 2020-08-04 21:02:19 +02:00
parent dc12cbca41
commit 90dcab381a
4 changed files with 27 additions and 124 deletions
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43
Applications/SystemMonitor/main.cpp
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@ -32,7 +32,6 @@
#include "ProcessMemoryMapWidget.h"
#include "ProcessModel.h"
#include "ProcessStacksWidget.h"
#include "ProcessTableView.h"
#include "ProcessUnveiledPathsWidget.h"
#include <LibCore/Timer.h>
#include <LibGUI/AboutDialog.h>
@ -50,6 +49,7 @@
#include <LibGUI/SortingProxyModel.h>
#include <LibGUI/Splitter.h>
#include <LibGUI/TabWidget.h>
#include <LibGUI/TableView.h>
#include <LibGUI/ToolBar.h>
#include <LibGUI/Widget.h>
#include <LibGUI/Window.h>
@ -104,8 +104,7 @@ private:
String m_text;
};
static bool
can_access_pid(pid_t pid)
static bool can_access_pid(pid_t pid)
{
auto path = String::format("/proc/%d", pid);
return access(path.characters(), X_OK) == 0;
@ -187,36 +186,47 @@ int main(int argc, char** argv)
process_table_container.set_layout<GUI::VerticalBoxLayout>();
process_table_container.layout()->set_spacing(0);
auto& process_table_view = process_table_container.add<ProcessTableView>();
auto& process_table_view = process_table_container.add<GUI::TableView>();
process_table_view.set_headers_visible(true);
process_table_view.set_model(GUI::SortingProxyModel::create(ProcessModel::create()));
process_table_view.model()->set_key_column_and_sort_order(ProcessModel::Column::CPU, GUI::SortOrder::Descending);
process_table_view.model()->update();
auto& refresh_timer = window->add<Core::Timer>(
3000, [&] {
process_table_view.refresh();
process_table_view.model()->update();
if (auto* memory_stats_widget = MemoryStatsWidget::the())
memory_stats_widget->refresh();
});
auto kill_action = GUI::Action::create("Kill process", { Mod_Ctrl, Key_K }, Gfx::Bitmap::load_from_file("/res/icons/kill16.png"), [&process_table_view](const GUI::Action&) {
pid_t pid = process_table_view.selected_pid();
auto selected_pid = [&]() -> pid_t {
if (process_table_view.selection().is_empty())
return -1;
auto pid_index = process_table_view.model()->index(process_table_view.selection().first().row(), ProcessModel::Column::PID);
return process_table_view.model()->data(pid_index, GUI::Model::Role::Display).to_i32();
};
auto kill_action = GUI::Action::create("Kill process", { Mod_Ctrl, Key_K }, Gfx::Bitmap::load_from_file("/res/icons/kill16.png"), [&](const GUI::Action&) {
pid_t pid = selected_pid();
if (pid != -1)
kill(pid, SIGKILL);
});
auto stop_action = GUI::Action::create("Stop process", { Mod_Ctrl, Key_S }, Gfx::Bitmap::load_from_file("/res/icons/stop16.png"), [&process_table_view](const GUI::Action&) {
pid_t pid = process_table_view.selected_pid();
auto stop_action = GUI::Action::create("Stop process", { Mod_Ctrl, Key_S }, Gfx::Bitmap::load_from_file("/res/icons/stop16.png"), [&](const GUI::Action&) {
pid_t pid = selected_pid();
if (pid != -1)
kill(pid, SIGSTOP);
});
auto continue_action = GUI::Action::create("Continue process", { Mod_Ctrl, Key_C }, Gfx::Bitmap::load_from_file("/res/icons/continue16.png"), [&process_table_view](const GUI::Action&) {
pid_t pid = process_table_view.selected_pid();
auto continue_action = GUI::Action::create("Continue process", { Mod_Ctrl, Key_C }, Gfx::Bitmap::load_from_file("/res/icons/continue16.png"), [&](const GUI::Action&) {
pid_t pid = selected_pid();
if (pid != -1)
kill(pid, SIGCONT);
});
auto profile_action = GUI::Action::create("Profile process", { Mod_Ctrl, Key_P },
Gfx::Bitmap::load_from_file("/res/icons/16x16/app-profiler.png"), [&process_table_view](auto&) {
pid_t pid = process_table_view.selected_pid();
Gfx::Bitmap::load_from_file("/res/icons/16x16/app-profiler.png"), [&](auto&) {
pid_t pid = selected_pid();
if (pid != -1) {
auto pid_string = String::format("%d", pid);
pid_t child;
@ -231,8 +241,8 @@ int main(int argc, char** argv)
});
auto inspect_action = GUI::Action::create("Inspect process", { Mod_Ctrl, Key_I },
Gfx::Bitmap::load_from_file("/res/icons/16x16/app-inspector.png"), [&process_table_view](auto&) {
pid_t pid = process_table_view.selected_pid();
Gfx::Bitmap::load_from_file("/res/icons/16x16/app-inspector.png"), [&](auto&) {
pid_t pid = selected_pid();
if (pid != -1) {
auto pid_string = String::format("%d", pid);
pid_t child;
@ -308,7 +318,8 @@ int main(int argc, char** argv)
auto& unveiled_paths_widget = process_tab_widget.add_tab<ProcessUnveiledPathsWidget>("Unveiled paths");
auto& stacks_widget = process_tab_widget.add_tab<ProcessStacksWidget>("Stacks");
process_table_view.on_process_selected = [&](pid_t pid) {
process_table_view.on_selection = [&](auto&) {
auto pid = selected_pid();
if (!can_access_pid(pid)) {
process_tab_widget.set_visible(false);
process_tab_unused_widget.set_text("Process cannot be accessed");