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4814e1bd65
The Browser::History class is oblivious to the state of the browsing context's session history over on the LibWeb side. We need to hook a lot more thing up here, but for now just ignore updates when there's no current history item. This fixes a VERIFY() error on startup.
83 lines
1.7 KiB
C++
83 lines
1.7 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "History.h"
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namespace Browser {
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void History::dump() const
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{
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dbgln("Dump {} items(s)", m_items.size());
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int i = 0;
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for (auto& item : m_items) {
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dbgln("[{}] {} '{}' {}", i, item.url, item.title, m_current == i ? '*' : ' ');
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++i;
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}
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}
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void History::push(const URL& url, String const& title)
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{
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if (!m_items.is_empty() && m_items[m_current].url == url)
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return;
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m_items.shrink(m_current + 1);
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m_items.append(URLTitlePair {
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.url = url,
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.title = title,
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});
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m_current++;
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}
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History::URLTitlePair History::current() const
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{
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if (m_current == -1)
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return {};
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return m_items[m_current];
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}
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void History::go_back(int steps)
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{
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VERIFY(can_go_back(steps));
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m_current -= steps;
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}
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void History::go_forward(int steps)
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{
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VERIFY(can_go_forward(steps));
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m_current += steps;
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}
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void History::clear()
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{
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m_items = {};
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m_current = -1;
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}
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void History::update_title(String const& title)
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{
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if (m_current == -1)
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return;
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m_items[m_current].title = title;
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}
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Vector<StringView> const History::get_back_title_history()
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{
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Vector<StringView> back_title_history;
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for (int i = m_current - 1; i >= 0; i--) {
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back_title_history.append(m_items[i].title);
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}
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return back_title_history;
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}
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Vector<StringView> const History::get_forward_title_history()
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{
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Vector<StringView> forward_title_history;
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for (int i = m_current + 1; i < static_cast<int>(m_items.size()); i++) {
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forward_title_history.append(m_items[i].title);
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}
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return forward_title_history;
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}
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}
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