| 122 | } |
| 123 | |
| 124 | bool CheckComboBox::eventFilter(QObject* receiver, QEvent* event) |
| 125 | { |
| 126 | switch (event->type()) { |
| 127 | case QEvent::KeyPress: |
| 128 | case QEvent::KeyRelease: { |
| 129 | QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event); |
| 130 | if (receiver == this && (keyEvent->key() == Qt::Key_Up || keyEvent->key() == Qt::Key_Down)) { |
| 131 | showPopup(); |
| 132 | return true; |
| 133 | } else if (keyEvent->key() == Qt::Key_Enter || keyEvent->key() == Qt::Key_Return || keyEvent->key() == Qt::Key_Escape) { |
| 134 | QComboBox::hidePopup(); |
| 135 | return (keyEvent->key() != Qt::Key_Escape); |
| 136 | } |
| 137 | break; |
| 138 | } |
| 139 | case QEvent::MouseButtonPress: { |
| 140 | auto ev = static_cast<QMouseEvent*>(event); |
| 141 | m_containerMousePress = ev && view()->indexAt(ev->pos()).isValid(); |
| 142 | break; |
| 143 | } |
| 144 | case QEvent::Wheel: |
| 145 | return receiver == this; |
| 146 | default: |
| 147 | break; |
| 148 | } |
| 149 | return false; |
| 150 | } |
| 151 | |
| 152 | void CheckComboBox::toggleCheckState(int index) |
| 153 | { |