63 lines
1.4 KiB
C++
63 lines
1.4 KiB
C++
#include "TabManager.h"
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TabManager::TabManager(QTabWidget* tabWidget, QObject* parent)
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: QObject(parent),
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m_tabWidget(tabWidget)
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{
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Q_ASSERT(m_tabWidget);
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}
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void TabManager::hideTab(QWidget* page)
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{
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if (!page || !m_tabWidget)
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return;
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int index = m_tabWidget->indexOf(page);
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if (index == -1)
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return;
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if (m_hiddenTabs.contains(page))
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return;
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TabInfo info;
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info.index = index;
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info.text = m_tabWidget->tabText(index);
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info.icon = m_tabWidget->tabIcon(index);
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info.toolTip = m_tabWidget->tabToolTip(index);
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m_hiddenTabs.insert(page, info);
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// 如果隐藏的是当前页，先切换，避免空白
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if (m_tabWidget->currentIndex() == index)
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{
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int next = (index > 0) ? index - 1 : 0;
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m_tabWidget->setCurrentIndex(next);
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}
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m_tabWidget->removeTab(index);
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emit tabHidden(page);
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}
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void TabManager::showTab(QWidget* page)
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{
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if (!page || !m_tabWidget)
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return;
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if (!m_hiddenTabs.contains(page))
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return;
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TabInfo info = m_hiddenTabs.take(page);
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//int insertIndex = qMin(info.index, m_tabWidget->count());
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int insertIndex = m_tabWidget->count();
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m_tabWidget->insertTab(insertIndex, page, info.icon, info.text);
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m_tabWidget->setTabToolTip(insertIndex, info.toolTip);
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emit tabShown(page);
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}
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bool TabManager::isHidden(QWidget* page) const
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{
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return m_hiddenTabs.contains(page);
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}
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