ladybird/Ladybird/Tab.cpp
Sebastian Zaha 919033fffd Ladybird: Prevent QAction leaking
In some places in the code QAction instances are added to a parent
directly on instantiation. In the case they are not, Valgrind
reports them as leaking.
2023-07-19 21:26:43 +01:00

701 lines
27 KiB
C++

/*
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, Matthew Costa <ucosty@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "BrowserWindow.h"
#include "ConsoleWidget.h"
#include "InspectorWidget.h"
#include "Settings.h"
#include "Utilities.h"
#include <Browser/History.h>
#include <LibGfx/ImageFormats/BMPWriter.h>
#include <LibGfx/Painter.h>
#include <QClipboard>
#include <QCoreApplication>
#include <QCursor>
#include <QFileDialog>
#include <QFont>
#include <QFontMetrics>
#include <QGuiApplication>
#include <QImage>
#include <QMenu>
#include <QMessageBox>
#include <QPainter>
#include <QPlainTextEdit>
#include <QPoint>
#include <QResizeEvent>
extern DeprecatedString s_serenity_resource_root;
extern Browser::Settings* s_settings;
static QIcon render_tvg_icon_with_theme_colors(QString name, QPalette const& palette)
{
auto path = QString(":/Icons/%1.tvg").arg(name);
Gfx::IntSize icon_size(16, 16);
QFile icon_resource(path);
VERIFY(icon_resource.open(QIODeviceBase::ReadOnly));
auto icon_data = icon_resource.readAll();
ReadonlyBytes icon_bytes { icon_data.data(), static_cast<size_t>(icon_data.size()) };
auto icon_raster = MUST(Gfx::Bitmap::load_from_bytes(icon_bytes, icon_size));
QIcon icon;
auto render = [&](QColor color) -> QPixmap {
auto image = MUST(Gfx::Bitmap::create(Gfx::BitmapFormat::BGRA8888, icon_size));
Gfx::Painter painter { image };
auto icon_color = Color::from_argb(color.rgba64().toArgb32());
painter.blit_filtered({ 0, 0 }, *icon_raster, icon_raster->rect(), [&](auto color) {
return icon_color.with_alpha((icon_color.alpha() * color.alpha()) / 255);
});
QImage qimage { image->scanline_u8(0), image->width(), image->height(), QImage::Format::Format_ARGB32 };
return QPixmap::fromImage(qimage);
};
icon.addPixmap(render(palette.color(QPalette::ColorGroup::Normal, QPalette::ColorRole::ButtonText)), QIcon::Mode::Normal);
icon.addPixmap(render(palette.color(QPalette::ColorGroup::Disabled, QPalette::ColorRole::ButtonText)), QIcon::Mode::Disabled);
return icon;
}
Tab::Tab(BrowserWindow* window, StringView webdriver_content_ipc_path, WebView::EnableCallgrindProfiling enable_callgrind_profiling, WebView::UseJavaScriptBytecode use_javascript_bytecode)
: 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 WebContentView(webdriver_content_ipc_path, enable_callgrind_profiling, use_javascript_bytecode);
m_toolbar = new QToolBar(this);
m_location_edit = new LocationEdit(this);
m_reset_zoom_button = new QToolButton(m_toolbar);
m_hover_label = new QLabel(this);
m_hover_label->hide();
m_hover_label->setFrameShape(QFrame::Shape::Box);
m_hover_label->setAutoFillBackground(true);
auto* focus_location_editor_action = new QAction("Edit Location", this);
focus_location_editor_action->setShortcut(QKeySequence("Ctrl+L"));
addAction(focus_location_editor_action);
m_layout->addWidget(m_toolbar);
m_layout->addWidget(m_view);
rerender_toolbar_icons();
m_toolbar->addAction(&m_window->go_back_action());
m_toolbar->addAction(&m_window->go_forward_action());
m_toolbar->addAction(&m_window->reload_action());
m_toolbar->addWidget(m_location_edit);
m_reset_zoom_button->setToolTip("Reset zoom level");
m_reset_zoom_button_action = m_toolbar->addWidget(m_reset_zoom_button);
m_reset_zoom_button_action->setVisible(false);
QObject::connect(m_reset_zoom_button, &QAbstractButton::clicked, [this] {
view().reset_zoom();
update_reset_zoom_button();
});
view().on_activate_tab = [this] {
m_window->activate_tab(tab_index());
};
view().on_close = [this] {
m_window->close_tab(tab_index());
};
view().on_link_hover = [this](auto const& url) {
m_hover_label->setText(qstring_from_ak_deprecated_string(url.to_deprecated_string()));
update_hover_label();
m_hover_label->show();
};
view().on_link_unhover = [this]() {
m_hover_label->hide();
};
view().on_back_button = [this] {
back();
};
view().on_forward_button = [this] {
forward();
};
view().on_load_start = [this](const URL& url, bool is_redirect) {
// If we are loading due to a redirect, we replace the current history entry
// with the loaded URL
if (is_redirect) {
m_history.replace_current(url, m_title.toUtf8().data());
}
m_location_edit->setText(url.to_deprecated_string().characters());
m_location_edit->setCursorPosition(0);
// Don't add to history if back or forward is pressed
if (!m_is_history_navigation) {
m_history.push(url, m_title.toUtf8().data());
}
m_is_history_navigation = false;
m_window->go_back_action().setEnabled(m_history.can_go_back());
m_window->go_forward_action().setEnabled(m_history.can_go_forward());
if (m_inspector_widget)
m_inspector_widget->clear_dom_json();
if (m_console_widget)
m_console_widget->reset();
};
view().on_load_finish = [this](auto&) {
if (m_inspector_widget != nullptr && m_inspector_widget->isVisible()) {
view().inspect_dom_tree();
view().inspect_accessibility_tree();
}
};
QObject::connect(m_location_edit, &QLineEdit::returnPressed, this, &Tab::location_edit_return_pressed);
view().on_title_change = [this](auto const& title) {
m_title = qstring_from_ak_deprecated_string(title);
m_history.update_title(title);
emit title_changed(tab_index(), m_title);
};
view().on_favicon_change = [this](auto const& bitmap) {
auto qimage = QImage(bitmap.scanline_u8(0), bitmap.width(), bitmap.height(), QImage::Format_ARGB32);
if (qimage.isNull())
return;
auto qpixmap = QPixmap::fromImage(qimage);
if (qpixmap.isNull())
return;
emit favicon_changed(tab_index(), QIcon(qpixmap));
};
QObject::connect(focus_location_editor_action, &QAction::triggered, this, &Tab::focus_location_editor);
view().on_get_source = [this](auto const& url, auto const& source) {
auto* text_edit = new QPlainTextEdit(this);
text_edit->setWindowFlags(Qt::Window);
text_edit->setFont(QFontDatabase::systemFont(QFontDatabase::SystemFont::FixedFont));
text_edit->resize(800, 600);
text_edit->setWindowTitle(qstring_from_ak_deprecated_string(url.to_deprecated_string()));
text_edit->setPlainText(qstring_from_ak_deprecated_string(source));
text_edit->show();
};
view().on_navigate_back = [this]() {
back();
};
view().on_navigate_forward = [this]() {
forward();
};
view().on_refresh = [this]() {
reload();
};
view().on_restore_window = [this]() {
m_window->showNormal();
};
view().on_reposition_window = [this](auto const& position) {
m_window->move(position.x(), position.y());
return Gfx::IntPoint { m_window->x(), m_window->y() };
};
view().on_resize_window = [this](auto const& size) {
m_window->resize(size.width(), size.height());
return Gfx::IntSize { m_window->width(), m_window->height() };
};
view().on_maximize_window = [this]() {
m_window->showMaximized();
return Gfx::IntRect { m_window->x(), m_window->y(), m_window->width(), m_window->height() };
};
view().on_minimize_window = [this]() {
m_window->showMinimized();
return Gfx::IntRect { m_window->x(), m_window->y(), m_window->width(), m_window->height() };
};
view().on_fullscreen_window = [this]() {
m_window->showFullScreen();
return Gfx::IntRect { m_window->x(), m_window->y(), m_window->width(), m_window->height() };
};
view().on_get_dom_tree = [this](auto& dom_tree) {
if (m_inspector_widget)
m_inspector_widget->set_dom_json(dom_tree);
};
view().on_get_accessibility_tree = [this](auto& accessibility_tree) {
if (m_inspector_widget)
m_inspector_widget->set_accessibility_json(accessibility_tree);
};
view().on_js_console_new_message = [this](auto message_index) {
if (m_console_widget)
m_console_widget->notify_about_new_console_message(message_index);
};
view().on_get_js_console_messages = [this](auto start_index, auto& message_types, auto& messages) {
if (m_console_widget)
m_console_widget->handle_console_messages(start_index, message_types, messages);
};
auto* take_visible_screenshot_action = new QAction("Take &Visible Screenshot", this);
take_visible_screenshot_action->setIcon(QIcon(QString("%1/res/icons/16x16/filetype-image.png").arg(s_serenity_resource_root.characters())));
QObject::connect(take_visible_screenshot_action, &QAction::triggered, this, [this]() {
if (auto result = view().take_screenshot(WebView::ViewImplementation::ScreenshotType::Visible); result.is_error()) {
auto error = String::formatted("{}", result.error()).release_value_but_fixme_should_propagate_errors();
QMessageBox::warning(this, "Ladybird", qstring_from_ak_string(error));
}
});
auto* take_full_screenshot_action = new QAction("Take &Full Screenshot", this);
take_full_screenshot_action->setIcon(QIcon(QString("%1/res/icons/16x16/filetype-image.png").arg(s_serenity_resource_root.characters())));
QObject::connect(take_full_screenshot_action, &QAction::triggered, this, [this]() {
if (auto result = view().take_screenshot(WebView::ViewImplementation::ScreenshotType::Full); result.is_error()) {
auto error = String::formatted("{}", result.error()).release_value_but_fixme_should_propagate_errors();
QMessageBox::warning(this, "Ladybird", qstring_from_ak_string(error));
}
});
m_page_context_menu = make<QMenu>("Context menu", this);
m_page_context_menu->addAction(&m_window->go_back_action());
m_page_context_menu->addAction(&m_window->go_forward_action());
m_page_context_menu->addAction(&m_window->reload_action());
m_page_context_menu->addSeparator();
m_page_context_menu->addAction(&m_window->copy_selection_action());
m_page_context_menu->addAction(&m_window->select_all_action());
m_page_context_menu->addSeparator();
m_page_context_menu->addAction(take_visible_screenshot_action);
m_page_context_menu->addAction(take_full_screenshot_action);
m_page_context_menu->addSeparator();
m_page_context_menu->addAction(&m_window->view_source_action());
m_page_context_menu->addAction(&m_window->inspect_dom_node_action());
view().on_context_menu_request = [this](Gfx::IntPoint) {
auto screen_position = QCursor::pos();
m_page_context_menu->exec(screen_position);
};
auto* open_link_action = new QAction("&Open", this);
open_link_action->setIcon(QIcon(QString("%1/res/icons/16x16/go-forward.png").arg(s_serenity_resource_root.characters())));
QObject::connect(open_link_action, &QAction::triggered, this, [this]() {
open_link(m_link_context_menu_url);
});
auto* open_link_in_new_tab_action = new QAction("&Open in New &Tab", this);
open_link_in_new_tab_action->setIcon(QIcon(QString("%1/res/icons/16x16/new-tab.png").arg(s_serenity_resource_root.characters())));
QObject::connect(open_link_in_new_tab_action, &QAction::triggered, this, [this]() {
open_link_in_new_tab(m_link_context_menu_url);
});
auto* copy_url_action = new QAction("Copy &URL", this);
copy_url_action->setIcon(QIcon(QString("%1/res/icons/16x16/edit-copy.png").arg(s_serenity_resource_root.characters())));
QObject::connect(copy_url_action, &QAction::triggered, this, [this]() {
copy_link_url(m_link_context_menu_url);
});
m_link_context_menu = make<QMenu>("Link context menu", this);
m_link_context_menu->addAction(open_link_action);
m_link_context_menu->addAction(open_link_in_new_tab_action);
m_link_context_menu->addSeparator();
m_link_context_menu->addAction(copy_url_action);
m_link_context_menu->addSeparator();
m_link_context_menu->addAction(&m_window->inspect_dom_node_action());
view().on_link_context_menu_request = [this](auto const& url, Gfx::IntPoint) {
m_link_context_menu_url = url;
auto screen_position = QCursor::pos();
m_link_context_menu->exec(screen_position);
};
auto* open_image_action = new QAction("&Open Image", this);
open_image_action->setIcon(QIcon(QString("%1/res/icons/16x16/filetype-image.png").arg(s_serenity_resource_root.characters())));
QObject::connect(open_image_action, &QAction::triggered, this, [this]() {
open_link(m_image_context_menu_url);
});
auto* open_image_in_new_tab_action = new QAction("&Open Image in New &Tab", this);
open_image_in_new_tab_action->setIcon(QIcon(QString("%1/res/icons/16x16/new-tab.png").arg(s_serenity_resource_root.characters())));
QObject::connect(open_image_in_new_tab_action, &QAction::triggered, this, [this]() {
open_link_in_new_tab(m_image_context_menu_url);
});
auto* copy_image_action = new QAction("&Copy Image", this);
copy_image_action->setIcon(QIcon(QString("%1/res/icons/16x16/edit-copy.png").arg(s_serenity_resource_root.characters())));
QObject::connect(copy_image_action, &QAction::triggered, this, [this]() {
auto* bitmap = m_image_context_menu_bitmap.bitmap();
if (bitmap == nullptr)
return;
auto data = Gfx::BMPWriter::encode(*bitmap);
if (data.is_error())
return;
auto image = QImage::fromData(data.value().data(), data.value().size(), "BMP");
if (image.isNull())
return;
auto* clipboard = QGuiApplication::clipboard();
clipboard->setImage(image);
});
auto* copy_image_url_action = new QAction("Copy Image &URL", this);
copy_image_url_action->setIcon(QIcon(QString("%1/res/icons/16x16/edit-copy.png").arg(s_serenity_resource_root.characters())));
QObject::connect(copy_image_url_action, &QAction::triggered, this, [this]() {
copy_link_url(m_image_context_menu_url);
});
m_image_context_menu = make<QMenu>("Image context menu", this);
m_image_context_menu->addAction(open_image_action);
m_image_context_menu->addAction(open_image_in_new_tab_action);
m_image_context_menu->addSeparator();
m_image_context_menu->addAction(copy_image_action);
m_image_context_menu->addAction(copy_image_url_action);
m_image_context_menu->addSeparator();
m_image_context_menu->addAction(&m_window->inspect_dom_node_action());
view().on_image_context_menu_request = [this](auto& image_url, Gfx::IntPoint, Gfx::ShareableBitmap const& shareable_bitmap) {
m_image_context_menu_url = image_url;
m_image_context_menu_bitmap = shareable_bitmap;
auto screen_position = QCursor::pos();
m_image_context_menu->exec(screen_position);
};
m_media_context_menu_play_icon = make<QIcon>(QString("%1/res/icons/16x16/play.png").arg(s_serenity_resource_root.characters()));
m_media_context_menu_pause_icon = make<QIcon>(QString("%1/res/icons/16x16/pause.png").arg(s_serenity_resource_root.characters()));
m_media_context_menu_mute_icon = make<QIcon>(QString("%1/res/icons/16x16/audio-volume-muted.png").arg(s_serenity_resource_root.characters()));
m_media_context_menu_unmute_icon = make<QIcon>(QString("%1/res/icons/16x16/audio-volume-high.png").arg(s_serenity_resource_root.characters()));
m_media_context_menu_play_pause_action = make<QAction>("&Play", this);
m_media_context_menu_play_pause_action->setIcon(*m_media_context_menu_play_icon);
QObject::connect(m_media_context_menu_play_pause_action, &QAction::triggered, this, [this]() {
view().toggle_media_play_state();
});
m_media_context_menu_mute_unmute_action = make<QAction>("&Mute", this);
m_media_context_menu_mute_unmute_action->setIcon(*m_media_context_menu_mute_icon);
QObject::connect(m_media_context_menu_mute_unmute_action, &QAction::triggered, this, [this]() {
view().toggle_media_mute_state();
});
m_media_context_menu_controls_action = make<QAction>("Show &Controls", this);
m_media_context_menu_controls_action->setCheckable(true);
QObject::connect(m_media_context_menu_controls_action, &QAction::triggered, this, [this]() {
view().toggle_media_controls_state();
});
m_media_context_menu_loop_action = make<QAction>("&Loop", this);
m_media_context_menu_loop_action->setCheckable(true);
QObject::connect(m_media_context_menu_loop_action, &QAction::triggered, this, [this]() {
view().toggle_media_loop_state();
});
auto* open_audio_action = new QAction("&Open Audio", this);
open_audio_action->setIcon(QIcon(QString("%1/res/icons/16x16/filetype-sound.png").arg(s_serenity_resource_root.characters())));
QObject::connect(open_audio_action, &QAction::triggered, this, [this]() {
open_link(m_media_context_menu_url);
});
auto* open_audio_in_new_tab_action = new QAction("Open Audio in New &Tab", this);
open_audio_in_new_tab_action->setIcon(QIcon(QString("%1/res/icons/16x16/new-tab.png").arg(s_serenity_resource_root.characters())));
QObject::connect(open_audio_in_new_tab_action, &QAction::triggered, this, [this]() {
open_link_in_new_tab(m_media_context_menu_url);
});
auto* copy_audio_url_action = new QAction("Copy Audio &URL", this);
copy_audio_url_action->setIcon(QIcon(QString("%1/res/icons/16x16/edit-copy.png").arg(s_serenity_resource_root.characters())));
QObject::connect(copy_audio_url_action, &QAction::triggered, this, [this]() {
copy_link_url(m_media_context_menu_url);
});
m_audio_context_menu = make<QMenu>("Audio context menu", this);
m_audio_context_menu->addAction(m_media_context_menu_play_pause_action);
m_audio_context_menu->addAction(m_media_context_menu_mute_unmute_action);
m_audio_context_menu->addAction(m_media_context_menu_controls_action);
m_audio_context_menu->addAction(m_media_context_menu_loop_action);
m_audio_context_menu->addSeparator();
m_audio_context_menu->addAction(open_audio_action);
m_audio_context_menu->addAction(open_audio_in_new_tab_action);
m_audio_context_menu->addSeparator();
m_audio_context_menu->addAction(copy_audio_url_action);
m_audio_context_menu->addSeparator();
m_audio_context_menu->addAction(&m_window->inspect_dom_node_action());
auto* open_video_action = new QAction("&Open Video", this);
open_video_action->setIcon(QIcon(QString("%1/res/icons/16x16/filetype-video.png").arg(s_serenity_resource_root.characters())));
QObject::connect(open_video_action, &QAction::triggered, this, [this]() {
open_link(m_media_context_menu_url);
});
auto* open_video_in_new_tab_action = new QAction("Open Video in New &Tab", this);
open_video_in_new_tab_action->setIcon(QIcon(QString("%1/res/icons/16x16/new-tab.png").arg(s_serenity_resource_root.characters())));
QObject::connect(open_video_in_new_tab_action, &QAction::triggered, this, [this]() {
open_link_in_new_tab(m_media_context_menu_url);
});
auto* copy_video_url_action = new QAction("Copy Video &URL", this);
copy_video_url_action->setIcon(QIcon(QString("%1/res/icons/16x16/edit-copy.png").arg(s_serenity_resource_root.characters())));
QObject::connect(copy_video_url_action, &QAction::triggered, this, [this]() {
copy_link_url(m_media_context_menu_url);
});
m_video_context_menu = make<QMenu>("Video context menu", this);
m_video_context_menu->addAction(m_media_context_menu_play_pause_action);
m_video_context_menu->addAction(m_media_context_menu_mute_unmute_action);
m_video_context_menu->addAction(m_media_context_menu_controls_action);
m_video_context_menu->addAction(m_media_context_menu_loop_action);
m_video_context_menu->addSeparator();
m_video_context_menu->addAction(open_video_action);
m_video_context_menu->addAction(open_video_in_new_tab_action);
m_video_context_menu->addSeparator();
m_video_context_menu->addAction(copy_video_url_action);
m_video_context_menu->addSeparator();
m_video_context_menu->addAction(&m_window->inspect_dom_node_action());
view().on_media_context_menu_request = [this](Gfx::IntPoint, Web::Page::MediaContextMenu const& menu) {
m_media_context_menu_url = menu.media_url;
if (menu.is_playing) {
m_media_context_menu_play_pause_action->setIcon(*m_media_context_menu_pause_icon);
m_media_context_menu_play_pause_action->setText("&Pause");
} else {
m_media_context_menu_play_pause_action->setIcon(*m_media_context_menu_play_icon);
m_media_context_menu_play_pause_action->setText("&Play");
}
if (menu.is_muted) {
m_media_context_menu_mute_unmute_action->setIcon(*m_media_context_menu_unmute_icon);
m_media_context_menu_mute_unmute_action->setText("Un&mute");
} else {
m_media_context_menu_mute_unmute_action->setIcon(*m_media_context_menu_mute_icon);
m_media_context_menu_mute_unmute_action->setText("&Mute");
}
m_media_context_menu_controls_action->setChecked(menu.has_user_agent_controls);
m_media_context_menu_loop_action->setChecked(menu.is_looping);
auto screen_position = QCursor::pos();
if (menu.is_video)
m_video_context_menu->exec(screen_position);
else
m_audio_context_menu->exec(screen_position);
};
}
Tab::~Tab()
{
close_sub_widgets();
}
void Tab::update_reset_zoom_button()
{
auto zoom_level = view().zoom_level();
if (zoom_level != 1.0f) {
auto zoom_level_text = MUST(String::formatted("{}%", round_to<int>(zoom_level * 100)));
m_reset_zoom_button->setText(qstring_from_ak_string(zoom_level_text));
m_reset_zoom_button_action->setVisible(true);
} else {
m_reset_zoom_button_action->setVisible(false);
}
}
void Tab::focus_location_editor()
{
m_location_edit->setFocus();
m_location_edit->selectAll();
}
void Tab::navigate(QString url, LoadType load_type)
{
if (url.startsWith("/"))
url = "file://" + url;
else if (!url.startsWith("http://", Qt::CaseInsensitive) && !url.startsWith("https://", Qt::CaseInsensitive) && !url.startsWith("file://", Qt::CaseInsensitive) && !url.startsWith("about:", Qt::CaseInsensitive) && !url.startsWith("data:", Qt::CaseInsensitive))
url = "https://" + url;
m_is_history_navigation = (load_type == LoadType::HistoryNavigation);
view().load(ak_deprecated_string_from_qstring(url));
}
void Tab::back()
{
if (!m_history.can_go_back())
return;
m_is_history_navigation = true;
m_history.go_back();
view().load(m_history.current().url.to_deprecated_string());
}
void Tab::forward()
{
if (!m_history.can_go_forward())
return;
m_is_history_navigation = true;
m_history.go_forward();
view().load(m_history.current().url.to_deprecated_string());
}
void Tab::reload()
{
m_is_history_navigation = true;
view().load(m_history.current().url.to_deprecated_string());
}
void Tab::open_link(URL const& url)
{
view().on_link_click(url, "", 0);
}
void Tab::open_link_in_new_tab(URL const& url)
{
view().on_link_click(url, "_blank", 0);
}
void Tab::copy_link_url(URL const& url)
{
auto* clipboard = QGuiApplication::clipboard();
clipboard->setText(qstring_from_ak_deprecated_string(url.to_deprecated_string()));
}
void Tab::location_edit_return_pressed()
{
navigate(m_location_edit->text());
}
void Tab::open_file()
{
auto filename = QFileDialog::getOpenFileName(this, "Open file", QDir::homePath(), "All Files (*.*)");
if (!filename.isNull())
navigate("file://" + filename);
}
int Tab::tab_index()
{
return m_window->tab_index(this);
}
void Tab::debug_request(DeprecatedString const& request, DeprecatedString const& argument)
{
if (request == "dump-history")
m_history.dump();
else
m_view->debug_request(request, argument);
}
void Tab::resizeEvent(QResizeEvent* event)
{
QWidget::resizeEvent(event);
if (m_hover_label->isVisible())
update_hover_label();
}
void Tab::update_hover_label()
{
m_hover_label->resize(QFontMetrics(m_hover_label->font()).boundingRect(m_hover_label->text()).adjusted(-4, -2, 4, 2).size());
m_hover_label->move(6, height() - m_hover_label->height() - 8);
m_hover_label->raise();
}
bool Tab::event(QEvent* event)
{
if (event->type() == QEvent::PaletteChange) {
rerender_toolbar_icons();
return QWidget::event(event);
}
return QWidget::event(event);
}
void Tab::rerender_toolbar_icons()
{
m_window->go_back_action().setIcon(render_tvg_icon_with_theme_colors("back", palette()));
m_window->go_forward_action().setIcon(render_tvg_icon_with_theme_colors("forward", palette()));
m_window->reload_action().setIcon(render_tvg_icon_with_theme_colors("reload", palette()));
}
void Tab::show_inspector_window(InspectorTarget inspector_target)
{
bool inspector_previously_loaded = m_inspector_widget != nullptr;
if (!m_inspector_widget) {
m_inspector_widget = new Ladybird::InspectorWidget;
m_inspector_widget->setWindowTitle("Inspector");
m_inspector_widget->resize(640, 480);
m_inspector_widget->on_close = [this] {
view().clear_inspected_dom_node();
};
m_inspector_widget->on_dom_node_inspected = [&](auto id, auto pseudo_element) {
return view().inspect_dom_node(id, pseudo_element);
};
}
if (!inspector_previously_loaded || !m_inspector_widget->dom_loaded()) {
view().inspect_dom_tree();
view().inspect_accessibility_tree();
}
m_inspector_widget->show();
if (inspector_target == InspectorTarget::HoveredElement) {
auto hovered_node = view().get_hovered_node_id();
m_inspector_widget->set_selection({ hovered_node });
} else {
m_inspector_widget->select_default_node();
}
}
void Tab::show_console_window()
{
if (!m_console_widget) {
m_console_widget = new Ladybird::ConsoleWidget;
m_console_widget->setWindowTitle("JS Console");
m_console_widget->resize(640, 480);
// Make the copy action available in the window via the bound copy key shortcut.
// Simply adding it to the context menu is not enough.
m_console_widget->addAction(&m_window->copy_selection_action());
m_console_context_menu = make<QMenu>("Context menu", m_console_widget);
m_console_context_menu->addAction(&m_window->copy_selection_action());
m_console_widget->view().on_context_menu_request = [this](Gfx::IntPoint) {
auto screen_position = QCursor::pos();
m_console_context_menu->exec(screen_position);
};
m_console_widget->on_js_input = [this](auto js_source) {
view().js_console_input(js_source);
};
m_console_widget->on_request_messages = [this](i32 start_index) {
view().js_console_request_messages(start_index);
};
}
m_console_widget->show();
}
void Tab::close_sub_widgets()
{
auto close_widget_window = [](auto* widget) {
if (widget)
widget->close();
};
close_widget_window(m_console_widget);
close_widget_window(m_inspector_widget);
}