Ladybird/Everywhere: Ensure that Qt objects are created with parents

This prevents memory leaks detected by both Valgrind and ASAN/LSAN.

Valgrind is still suspicious of the leaked JS::VM from
Web::Bindings::main_thread_vm() but there's other issues with leak
checking all the GC'd objects.

Co-Authored-By: Diego Iastrubni <diegoiast@gmail.com>
This commit is contained in:
Andrew Kaster 2022-10-01 12:46:24 -06:00
parent f9af2832c8
commit 2ff37d7e13
Notes: sideshowbarker 2024-07-17 22:41:14 +09:00
7 changed files with 41 additions and 41 deletions

View file

@ -23,7 +23,7 @@ extern Browser::Settings* s_settings;
BrowserWindow::BrowserWindow()
{
m_tabs_container = new QTabWidget;
m_tabs_container = new QTabWidget(this);
m_tabs_container->setElideMode(Qt::TextElideMode::ElideRight);
m_tabs_container->setMovable(true);
m_tabs_container->setTabsClosable(true);
@ -32,30 +32,30 @@ BrowserWindow::BrowserWindow()
auto* menu = menuBar()->addMenu("&File");
auto* new_tab_action = new QAction("New &Tab");
auto* new_tab_action = new QAction("New &Tab", this);
new_tab_action->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_T));
menu->addAction(new_tab_action);
auto* settings_action = new QAction("&Settings");
auto* settings_action = new QAction("&Settings", this);
settings_action->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_Comma));
menu->addAction(settings_action);
auto* close_current_tab_action = new QAction("Close Current Tab");
auto* close_current_tab_action = new QAction("Close Current Tab", this);
close_current_tab_action->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_W));
menu->addAction(close_current_tab_action);
auto* quit_action = new QAction("&Quit");
auto* quit_action = new QAction("&Quit", this);
quit_action->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_Q));
menu->addAction(quit_action);
auto* view_menu = menuBar()->addMenu("&View");
auto* open_next_tab_action = new QAction("Open &Next Tab");
auto* open_next_tab_action = new QAction("Open &Next Tab", this);
open_next_tab_action->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_PageDown));
view_menu->addAction(open_next_tab_action);
QObject::connect(open_next_tab_action, &QAction::triggered, this, &BrowserWindow::open_next_tab);
auto* open_previous_tab_action = new QAction("Open &Previous Tab");
auto* open_previous_tab_action = new QAction("Open &Previous Tab", this);
open_previous_tab_action->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_PageUp));
view_menu->addAction(open_previous_tab_action);
QObject::connect(open_previous_tab_action, &QAction::triggered, this, &BrowserWindow::open_previous_tab);
@ -66,19 +66,19 @@ BrowserWindow::BrowserWindow()
auto* color_scheme_group = new QActionGroup(this);
auto* auto_color_scheme = new QAction("&Auto");
auto* auto_color_scheme = new QAction("&Auto", this);
auto_color_scheme->setCheckable(true);
color_scheme_group->addAction(auto_color_scheme);
color_scheme_menu->addAction(auto_color_scheme);
QObject::connect(auto_color_scheme, &QAction::triggered, this, &BrowserWindow::enable_auto_color_scheme);
auto* light_color_scheme = new QAction("&Light");
auto* light_color_scheme = new QAction("&Light", this);
light_color_scheme->setCheckable(true);
color_scheme_group->addAction(light_color_scheme);
color_scheme_menu->addAction(light_color_scheme);
QObject::connect(light_color_scheme, &QAction::triggered, this, &BrowserWindow::enable_light_color_scheme);
auto* dark_color_scheme = new QAction("&Dark");
auto* dark_color_scheme = new QAction("&Dark", this);
dark_color_scheme->setCheckable(true);
color_scheme_group->addAction(dark_color_scheme);
color_scheme_menu->addAction(dark_color_scheme);
@ -88,7 +88,7 @@ BrowserWindow::BrowserWindow()
auto* inspect_menu = menuBar()->addMenu("&Inspect");
auto* view_source_action = new QAction("View &Source");
auto* view_source_action = new QAction("View &Source", this);
view_source_action->setIcon(QIcon(QString("%1/res/icons/16x16/filetype-html.png").arg(s_serenity_resource_root.characters())));
view_source_action->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_U));
inspect_menu->addAction(view_source_action);
@ -96,7 +96,7 @@ BrowserWindow::BrowserWindow()
if (m_current_tab) {
auto source = m_current_tab->view().source();
auto* text_edit = new QPlainTextEdit;
auto* text_edit = new QPlainTextEdit(this);
text_edit->setFont(QFontDatabase::systemFont(QFontDatabase::SystemFont::FixedFont));
text_edit->resize(800, 600);
text_edit->setPlainText(source.characters());
@ -104,7 +104,7 @@ BrowserWindow::BrowserWindow()
}
});
auto* js_console_action = new QAction("Show &JS Console");
auto* js_console_action = new QAction("Show &JS Console", this);
js_console_action->setIcon(QIcon(QString("%1/res/icons/16x16/filetype-javascript.png").arg(s_serenity_resource_root.characters())));
js_console_action->setShortcut(QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_J));
inspect_menu->addAction(js_console_action);
@ -126,49 +126,49 @@ BrowserWindow::BrowserWindow()
auto* debug_menu = menuBar()->addMenu("&Debug");
auto* dump_dom_tree_action = new QAction("Dump DOM Tree");
auto* dump_dom_tree_action = new QAction("Dump DOM Tree", this);
dump_dom_tree_action->setIcon(QIcon(QString("%1/res/icons/browser/dom-tree.png").arg(s_serenity_resource_root.characters())));
debug_menu->addAction(dump_dom_tree_action);
QObject::connect(dump_dom_tree_action, &QAction::triggered, this, [this] {
debug_request("dump-dom-tree");
});
auto* dump_layout_tree_action = new QAction("Dump Layout Tree");
auto* dump_layout_tree_action = new QAction("Dump Layout Tree", this);
dump_layout_tree_action->setIcon(QIcon(QString("%1/res/icons/16x16/layout.png").arg(s_serenity_resource_root.characters())));
debug_menu->addAction(dump_layout_tree_action);
QObject::connect(dump_layout_tree_action, &QAction::triggered, this, [this] {
debug_request("dump-layout-tree");
});
auto* dump_stacking_context_tree_action = new QAction("Dump Stacking Context Tree");
auto* dump_stacking_context_tree_action = new QAction("Dump Stacking Context Tree", this);
dump_stacking_context_tree_action->setIcon(QIcon(QString("%1/res/icons/16x16/layers.png").arg(s_serenity_resource_root.characters())));
debug_menu->addAction(dump_stacking_context_tree_action);
QObject::connect(dump_stacking_context_tree_action, &QAction::triggered, this, [this] {
debug_request("dump-stacking-context-tree");
});
auto* dump_style_sheets_action = new QAction("Dump Style Sheets");
auto* dump_style_sheets_action = new QAction("Dump Style Sheets", this);
dump_style_sheets_action->setIcon(QIcon(QString("%1/res/icons/16x16/filetype-css.png").arg(s_serenity_resource_root.characters())));
debug_menu->addAction(dump_style_sheets_action);
QObject::connect(dump_style_sheets_action, &QAction::triggered, this, [this] {
debug_request("dump-style-sheets");
});
auto* dump_history_action = new QAction("Dump History");
auto* dump_history_action = new QAction("Dump History", this);
dump_history_action->setIcon(QIcon(QString("%1/res/icons/16x16/history.png").arg(s_serenity_resource_root.characters())));
debug_menu->addAction(dump_history_action);
QObject::connect(dump_history_action, &QAction::triggered, this, [this] {
debug_request("dump-history");
});
auto* dump_cookies_action = new QAction("Dump Cookies");
auto* dump_cookies_action = new QAction("Dump Cookies", this);
dump_cookies_action->setIcon(QIcon(QString("%1/res/icons/browser/cookie.png").arg(s_serenity_resource_root.characters())));
debug_menu->addAction(dump_cookies_action);
QObject::connect(dump_cookies_action, &QAction::triggered, this, [this] {
debug_request("dump-cookies");
});
auto* dump_local_storage_action = new QAction("Dump Local Storage");
auto* dump_local_storage_action = new QAction("Dump Local Storage", this);
dump_local_storage_action->setIcon(QIcon(QString("%1/res/icons/browser/local-storage.png").arg(s_serenity_resource_root.characters())));
debug_menu->addAction(dump_local_storage_action);
QObject::connect(dump_local_storage_action, &QAction::triggered, this, [this] {
@ -177,7 +177,7 @@ BrowserWindow::BrowserWindow()
debug_menu->addSeparator();
auto* show_line_box_borders_action = new QAction("Show Line Box Borders");
auto* show_line_box_borders_action = new QAction("Show Line Box Borders", this);
show_line_box_borders_action->setCheckable(true);
debug_menu->addAction(show_line_box_borders_action);
QObject::connect(show_line_box_borders_action, &QAction::triggered, this, [this, show_line_box_borders_action] {
@ -187,14 +187,14 @@ BrowserWindow::BrowserWindow()
debug_menu->addSeparator();
auto* collect_garbage_action = new QAction("Collect Garbage");
auto* collect_garbage_action = new QAction("Collect Garbage", this);
collect_garbage_action->setIcon(QIcon(QString("%1/res/icons/16x16/trash-can.png").arg(s_serenity_resource_root.characters())));
debug_menu->addAction(collect_garbage_action);
QObject::connect(collect_garbage_action, &QAction::triggered, this, [this] {
debug_request("collect-garbage");
});
auto* clear_cache_action = new QAction("Clear Cache");
auto* clear_cache_action = new QAction("Clear Cache", this);
clear_cache_action->setIcon(QIcon(QString("%1/res/icons/browser/clear-cache.png").arg(s_serenity_resource_root.characters())));
debug_menu->addAction(clear_cache_action);
QObject::connect(clear_cache_action, &QAction::triggered, this, [this] {
@ -243,7 +243,7 @@ BrowserWindow::BrowserWindow()
debug_menu->addSeparator();
auto* enable_scripting_action = new QAction("Enable Scripting");
auto* enable_scripting_action = new QAction("Enable Scripting", this);
enable_scripting_action->setCheckable(true);
enable_scripting_action->setChecked(true);
debug_menu->addAction(enable_scripting_action);
@ -252,7 +252,7 @@ BrowserWindow::BrowserWindow()
debug_request("scripting", state ? "on" : "off");
});
auto* enable_same_origin_policy_action = new QAction("Enable Same-Origin Policy");
auto* enable_same_origin_policy_action = new QAction("Enable Same-Origin Policy", this);
enable_same_origin_policy_action->setCheckable(true);
debug_menu->addAction(enable_same_origin_policy_action);
QObject::connect(enable_same_origin_policy_action, &QAction::triggered, this, [this, enable_same_origin_policy_action] {

View file

@ -8,9 +8,9 @@
namespace Browser {
Settings::Settings()
Settings::Settings(QObject* parent)
{
m_qsettings = new QSettings("Serenity", "Ladybird");
m_qsettings = new QSettings("Serenity", "Ladybird", parent);
}
QString Settings::homepage()

View file

@ -15,7 +15,7 @@ namespace Browser {
class Settings {
public:
Settings();
Settings(QObject* parent);
QString homepage();
void set_homepage(QString const& homepage);

View file

@ -14,11 +14,11 @@ extern Browser::Settings* s_settings;
SettingsDialog::SettingsDialog(QMainWindow* window)
: m_window(window)
{
m_layout = new QFormLayout;
m_homepage = new QLineEdit;
m_ok_button = new QPushButton("&Save");
m_layout = new QFormLayout(this);
m_homepage = new QLineEdit(this);
m_ok_button = new QPushButton("&Save", this);
m_layout->addWidget(new QLabel("Homepage"));
m_layout->addWidget(new QLabel("Homepage", this));
m_layout->addWidget(m_homepage);
m_layout->addWidget(m_ok_button);

View file

@ -586,13 +586,13 @@ void SimpleWebView::did_get_js_console_messages(i32, Vector<String>, Vector<Stri
void SimpleWebView::ensure_js_console_widget()
{
if (!m_js_console_widget) {
m_js_console_widget = new QWidget;
m_js_console_widget = new QWidget(this);
m_js_console_widget->setWindowTitle("JS Console");
auto* layout = new QVBoxLayout;
auto* layout = new QVBoxLayout(m_js_console_widget);
m_js_console_widget->setLayout(layout);
m_js_console_output_edit = new QTextEdit;
m_js_console_output_edit = new QTextEdit(this);
m_js_console_output_edit->setReadOnly(true);
m_js_console_input_edit = new QLineEdit;
m_js_console_input_edit = new QLineEdit(this);
layout->addWidget(m_js_console_output_edit);
layout->addWidget(m_js_console_input_edit);
m_js_console_widget->resize(640, 480);

View file

@ -19,15 +19,16 @@ extern String s_serenity_resource_root;
extern Browser::Settings* s_settings;
Tab::Tab(BrowserWindow* window)
: m_window(window)
: QWidget(window)
, m_window(window)
{
m_layout = new QBoxLayout(QBoxLayout::Direction::TopToBottom, this);
m_layout->setSpacing(0);
m_layout->setContentsMargins(0, 0, 0, 0);
m_view = new SimpleWebView;
m_toolbar = new QToolBar;
m_location_edit = new QLineEdit;
m_toolbar = new QToolBar(this);
m_location_edit = new QLineEdit(this);
m_hover_label = new QLabel(this);
m_hover_label->hide();

View file

@ -28,9 +28,8 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
args_parser.add_positional_argument(url, "URL to open", "url", Core::ArgsParser::Required::No);
args_parser.parse(arguments);
s_settings = new Browser::Settings();
BrowserWindow window;
s_settings = new Browser::Settings(&window);
window.setWindowTitle("Ladybird");
window.resize(800, 600);
window.show();