QColumnView ¶

概要 ¶

详细描述 ¶

QColumnView displays a model in a number of QListViews, one for each hierarchy in the tree. This is sometimes referred to as a cascading list.

QColumnView class is one of the 模型/视图类 and is part of Qt’s 模型/视图框架 .

QColumnView implements the interfaces defined by the QAbstractItemView 类以允许它显示提供数据，通过模型派生自 QAbstractItemModel 类。

另请参阅

模型/视图编程

class QColumnView ( [ parent=None ] ) ¶

param parent

QWidget

Constructs a column view with a parent to represent a model’s data. Use setModel() to set the model.

另请参阅

QAbstractItemModel

PySide2.QtWidgets.QColumnView. columnWidths ( ) ¶

返回类型

Returns a list of the width of all the columns in this view.

另请参阅

setColumnWidths()

PySide2.QtWidgets.QColumnView. createColumn ( rootIndex ) ¶

参数

rootIndex – QModelIndex

返回类型

QAbstractItemView

To use a custom widget for the final column when you select an item overload this function and return a widget. index is the root index that will be assigned to the view.

Return the new view. QColumnView will automatically take ownership of the widget.

另请参阅

setPreviewWidget()

PySide2.QtWidgets.QColumnView. initializeColumn ( column ) ¶

参数

column – QAbstractItemView

Copies the behavior and options of the column view and applies them to the column such as the iconSize() , textElideMode() and alternatingRowColors() . This can be useful when reimplementing createColumn() .

另请参阅

createColumn()

PySide2.QtWidgets.QColumnView. previewWidget ( ) ¶

返回类型

QWidget

Returns the preview widget, or None 若没有。

另请参阅

setPreviewWidget() updatePreviewWidget()

PySide2.QtWidgets.QColumnView. resizeGripsVisible ( ) ¶

返回类型

bool

另请参阅

setResizeGripsVisible()

PySide2.QtWidgets.QColumnView. setColumnWidths ( list ) ¶

参数

list –

Sets the column widths to the values given in the list . Extra values in the list are kept and used when the columns are created.

If list contains too few values, only width of the rest of the columns will not be modified.

另请参阅

columnWidths() createColumn()

PySide2.QtWidgets.QColumnView. setPreviewWidget ( widget ) ¶

参数

widget – QWidget

Sets the preview widget .

widget becomes a child of the column view, and will be destroyed when the column area is deleted or when a new widget is set.

另请参阅

previewWidget() updatePreviewWidget()

PySide2.QtWidgets.QColumnView. setResizeGripsVisible ( visible ) ¶

参数

visible – bool

另请参阅

resizeGripsVisible()

PySide2.QtWidgets.QColumnView. updatePreviewWidget ( index ) ¶

参数

index – QModelIndex