| 68 | } |
| 69 | |
| 70 | void ListBox::onKeyButtonPressed(KeyCode _key, Char _char) |
| 71 | { |
| 72 | if (getItemCount() == 0) |
| 73 | { |
| 74 | Base::onKeyButtonPressed(_key, _char); |
| 75 | eventNotifyItem(this, IBNotifyItemData(ITEM_NONE, IBNotifyItemData::KeyPressed, _key, _char)); |
| 76 | return; |
| 77 | } |
| 78 | |
| 79 | // очень секретный метод, запатентованный механизм движения курсора |
| 80 | size_t sel = mIndexSelect; |
| 81 | |
| 82 | if (_key == KeyCode::ArrowUp) |
| 83 | { |
| 84 | if (sel != 0) |
| 85 | { |
| 86 | if (sel == ITEM_NONE) |
| 87 | sel = 0; |
| 88 | else |
| 89 | sel--; |
| 90 | } |
| 91 | } |
| 92 | else if (_key == KeyCode::ArrowDown) |
| 93 | { |
| 94 | if (sel == ITEM_NONE) |
| 95 | sel = 0; |
| 96 | else |
| 97 | sel++; |
| 98 | |
| 99 | if (sel >= getItemCount()) |
| 100 | { |
| 101 | // старое значение |
| 102 | sel = mIndexSelect; |
| 103 | } |
| 104 | } |
| 105 | else if (_key == KeyCode::Home) |
| 106 | { |
| 107 | sel = 0; |
| 108 | } |
| 109 | else if (_key == KeyCode::End) |
| 110 | { |
| 111 | sel = getItemCount() - 1; |
| 112 | } |
| 113 | else if (_key == KeyCode::PageUp) |
| 114 | { |
| 115 | if (sel != 0) |
| 116 | { |
| 117 | if (sel == ITEM_NONE) |
| 118 | { |
| 119 | sel = 0; |
| 120 | } |
| 121 | else |
| 122 | { |
| 123 | size_t page = _getClientWidget()->getHeight() / mHeightLine; |
| 124 | if (sel <= page) |
| 125 | sel = 0; |
| 126 | else |
| 127 | sel -= page; |
nothing calls this directly
no test coverage detected