NavigationViewSelectionFollowsFocus NavigationViewShoulderNavigationEnabled NavigationViewTemplateSettings NonVirtualizingLayout NonVirtualizingLayoutContext NumberBox NumberBoxSpinButtonPlacementMode NumberBoxValidationMode NumberBoxValueChangedEventArgs PagerControl PagerControlButtonVisibility PagerControlDisplayMode PagerControlSele...
TextBoxSelectionChangingEventArgs TextBoxTextChangingEventArgs TextChangedEventArgs TextChangedEventHandler TextCommandBarFlyout TextCompositionChangedEventArgs TextCompositionEndedEventArgs TextCompositionStartedEventArgs TextControlCopyingToClipboardEventArgs TextControlCuttingToClipboardEventArgs TextControlPasteEventArgs Text...
multicolumnHeader.sortingChanged += OnSortingChanged:为事件分配一个方法,用于检测标题组件中排序何时发生更改(单击标题列时)以便 TreeView 的行也更改以反映排序状态。 自定义 GUI 如果使用默认的 RowGUI 处理方法,TreeView 将看起来与上面的SimpleTreeView示例相似,只包含折叠箭头和标签。为每一项使用多个数据值时,...
fillData() self.treeview.selectionModel().currentRowChanged.connect(self.showSelectedRow) self.grid.addWidget(self.treeview, 0, 0, 2, 2) def fillData(self): item1 = QStandardItem("Item1") item2 = QStandardItem("Item2") item = (item1, item2) for row in item: row.setEditable(False)...
定义这样的函数去专门取tree上的值def selectItem(a):curItem = tree.focus()print tree.item(cur...
void selectionChanged(const QItemSelection &selected, const QItemSelection &deselected);//多行改变时 void currentChanged(const QModelIndex ¤t, const QModelIndex &previous); //单个元素选中时(改变时) void currentRowChanged(const QModelIndex ¤t, const QModelIndex &previous);//单行改变时 void currentCo...
SelectedGridItemChangedEventHandler SelectionMode SelectionRange SelectionRangeConverter SendKeys 快捷方式 SizeGripStyle SizeType SortOrder SplitContainer Splitter SplitterCancelEventArgs SplitterCancelEventHandler SplitterEventArgs SplitterEventHandler SplitterPanel StatusStrip StructFormat SystemInformation SystemParameter TabAli...
因为您清除了树，所以tvTreeView.Selectednode保持为空。我遇到了类似的问题，甚至当我试图选择树的一个...
);// 9.展开数据ui.m_treeView->expandAll();// 槽函数connect(ui.m_treeView->selectionModel(), &QItemSelectionModel::currentChanged, this, &QtDemos::_on_m_treeView_current_changed); connect(ui.m_treeView, &QTreeView::customContextMenuRequested, this, &QtDemos::_on_m_treeView_MenuPopu...
connect(ui.m_treeView->selectionModel(), &QItemSelectionModel::currentChanged, this, &QtDemos::_on_m_treeView_current_changed); connect(ui.m_treeView, &QTreeView::customContextMenuRequested, this, &QtDemos::_on_m_treeView_MenuPopup); ...