內容

• 特性
• 附加特性
• 詳細描述

VisualItemModel QML Element

The VisualItemModel allows items to be provided to a view. 更多...

Since:

Qt 4.7

• 所有成員列錶，包括繼承成員

特性

• count : int

附加特性

• index : int

詳細描述

A VisualItemModel contains the visual items to be used in a view. When a VisualItemModel is used in a view, the view does not require a delegate since the VisualItemModel already contains the visual delegate (items).

An item can determine its index within the model via the index 附加特性。

The example below places three colored rectangles in a ListView .

import QtQuick 1.0
Rectangle {
    VisualItemModel {
        id: itemModel
        Rectangle { height: 30; width: 80; color: "red" }
        Rectangle { height: 30; width: 80; color: "green" }
        Rectangle { height: 30; width: 80; color: "blue" }
    }
    ListView {
        anchors.fill: parent
        model: itemModel
    }
}
					

另請參閱 VisualItemModel example .

特性文檔編製

count : int

The number of items in the model. This property is readonly.

附加特性文檔編製

VisualItemModel.index : int

This attached property holds the index of this delegate's item within the model.

It is attached to each instance of the delegate.