qtreeview

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PyQt: change the alignment of checkboxes in a QTableView

I have a QTableView with checkbox, but the checkbox is aligned left, and I need to align it center. I tried this, but I have a problem with the \"check\" function:[详细]

2023-01-01 21:41 分类：问答
QTreeView memory consumption

I\'m testing QTreeView functionality right now, and i was amazed by one thing. It seems that QTreeView memory consumption depends on items count O_O. This is highly unusual, since model-view container[详细]

2022-12-30 11:53 分类：问答
Is it possible to deselect in a QTreeView by clicking off an item?

I\'d like to be able to deselect items in my QTreeView by clicking in a part of the QTreeView with no items in, but I can\'t seem to find anyway of doing this. I\'d开发者_StackOverflow intercept a cli[详细]

2022-12-29 04:52 分类：问答
Right clicking on QHeaderView inside of QTreeView

I\'ve written a descendant of QTreeView with multiple columns. I want to create a popup menu that appears whe nthe user right-clicks over the column headers. I have tried catching signals from QTreeVi[详细]

2022-12-28 00:16 分类：问答
PyQt: How to keep QTreeView nodes correctly expanded after a sort

I\'m writing a simple test program using QTreeModel and QTreeView for a more complex project later on. In this simple program, I have data in groups which may be contracted or expanded, as one would e[详细]

2022-12-27 03:08 分类：问答
QT: I've inherited from QTreeView. I've inherited from QStandardItem. How do i Style the items?

My Google skills must be failing me today. I\'ve inherited from QTreeView to create a TreeView that stores a QStandardItemModel instead of a QAbstractItemModel. I have also inherited from QStandardIt[详细]

2022-12-26 01:35 分类：问答
How to create artificial nodes in QAbstractItemModel for QTreeView

my question is about Qt and its QAbstractItemModel. I have a map of strings and doubles (std::map<stringclass, double>)which I would like to present in a Qt widget. While I could use QTableView[详细]

2022-12-19 06:15 分类：问答
How to get details about the selected items using QTreeView?

I\'m using QTreeView with QDirModel like this: QDirModel * model = new QDirModel; ui->treeView->setModel(model);[详细]

2022-12-15 11:40 分类：问答
Adding Vertical headers to a QTreeView

I have a QTreeView subclass (and QAbstractItemModel subclass) which has a nice horizontal header. I would like to add vertical headers (going down the left side) to match. But unlike QTableView which[详细]

2022-12-15 02:01 分类：问答
How to make item view render rich (html) text in Qt

Suppose my model has items with the following string for Qt::DisplayRole <span>blah-blah <b>some text</b> other blah</span>[详细]

2022-12-14 15:36 分类：问答