mirror of
https://github.com/LadybirdBrowser/ladybird.git
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120 lines
3.6 KiB
C++
120 lines
3.6 KiB
C++
/*
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* Copyright (c) 2023, Cameron Youell <cameronyouell@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "LocationEdit.h"
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#include "Settings.h"
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#include "StringUtils.h"
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#include <AK/URL.h>
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#include <LibWebView/URL.h>
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#include <QApplication>
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#include <QPalette>
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#include <QTextLayout>
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#include <QTimer>
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namespace Ladybird {
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LocationEdit::LocationEdit(QWidget* parent)
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: QLineEdit(parent)
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{
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setPlaceholderText("Search or enter web address");
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m_autocomplete = make<AutoComplete>(this);
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this->setCompleter(m_autocomplete);
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connect(m_autocomplete, &AutoComplete::activated, [&](QModelIndex const&) {
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emit returnPressed();
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});
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connect(this, &QLineEdit::returnPressed, [&] {
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clearFocus();
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Optional<String> search_engine_url;
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if (Settings::the()->enable_search()) {
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auto search_engine = Settings::the()->search_engine();
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search_engine_url = MUST(ak_string_from_qstring(search_engine.url));
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}
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auto query = MUST(ak_string_from_qstring(text()));
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if (auto url = WebView::sanitize_url(query, search_engine_url.map([](auto& value) { return value.bytes_as_string_view(); })); url.has_value())
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setText(qstring_from_ak_deprecated_string(url->serialize()));
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});
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connect(this, &QLineEdit::textEdited, [this] {
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if (!Settings::the()->enable_autocomplete()) {
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m_autocomplete->clear_suggestions();
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return;
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}
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auto cursor_position = cursorPosition();
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auto result = m_autocomplete->get_search_suggestions(ak_deprecated_string_from_qstring(text()));
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if (result.is_error()) {
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dbgln("LocationEdit::textEdited: get_search_suggestions failed: {}", result.error());
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return;
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}
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setCursorPosition(cursor_position);
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});
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connect(this, &QLineEdit::textChanged, this, &LocationEdit::highlight_location);
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}
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void LocationEdit::focusInEvent(QFocusEvent* event)
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{
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QLineEdit::focusInEvent(event);
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highlight_location();
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QTimer::singleShot(0, this, &QLineEdit::selectAll);
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}
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void LocationEdit::focusOutEvent(QFocusEvent* event)
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{
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QLineEdit::focusOutEvent(event);
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highlight_location();
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}
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void LocationEdit::highlight_location()
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{
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auto url = MUST(ak_string_from_qstring(text()));
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QList<QInputMethodEvent::Attribute> attributes;
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if (auto url_parts = WebView::break_url_into_parts(url); url_parts.has_value()) {
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auto darkened_text_color = QPalette().color(QPalette::Text);
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darkened_text_color.setAlpha(127);
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QTextCharFormat dark_attributes;
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dark_attributes.setForeground(darkened_text_color);
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QTextCharFormat highlight_attributes;
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highlight_attributes.setForeground(QPalette().color(QPalette::Text));
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attributes.append({
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QInputMethodEvent::TextFormat,
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-cursorPosition(),
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static_cast<int>(url_parts->scheme_and_subdomain.length()),
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dark_attributes,
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});
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attributes.append({
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QInputMethodEvent::TextFormat,
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static_cast<int>(url_parts->scheme_and_subdomain.length() - cursorPosition()),
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static_cast<int>(url_parts->effective_tld_plus_one.length()),
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highlight_attributes,
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});
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attributes.append({
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QInputMethodEvent::TextFormat,
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static_cast<int>(url_parts->scheme_and_subdomain.length() + url_parts->effective_tld_plus_one.length() - cursorPosition()),
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static_cast<int>(url_parts->remainder.length()),
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dark_attributes,
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});
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}
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QInputMethodEvent event(QString(), attributes);
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QCoreApplication::sendEvent(this, &event);
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}
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}
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