mirror of
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74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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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, 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)
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{
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m_items.shrink(m_current + 1);
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m_items.append(url);
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m_current++;
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}
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URL 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()
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{
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ASSERT(can_go_back());
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m_current--;
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}
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void History::go_forward()
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{
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ASSERT(can_go_forward());
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m_current++;
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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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}
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