Dial QML Type

A circular dial that is rotated to set a value. 更多...

import 语句: import QtQuick.Extras 1.4
Since: Qt 5.5

特性

详细描述

A Dial

The Dial is similar to a traditional dial knob that is found on devices such as stereos or industrial equipment. It allows the user to specify a value within a range.

CircularGauge , Dial can display tickmarks to give an indication of the current value. When a suitable stepSize is combined with tickmarkStepSize , the dial "snaps" to each tickmark.

You can create a custom appearance for a Dial by assigning a DialStyle .

特性文档编制

activeFocusOnPress : bool

This property specifies whether the dial should gain active focus when pressed.

默认值为 false .

另请参阅 pressed .

[read-only] hovered : real

This property holds whether the button is being hovered.

maximumValue : real

The largest value allowed by the dial.

默认值为 1.0 .

另请参阅 value and minimumValue .

minimumValue : real

The smallest value allowed by the dial.

默认值为 0.0 .

另请参阅 value and maximumValue .

[read-only] pressed : bool

返回 true if the dial is pressed.

另请参阅 activeFocusOnPress .

stepSize : real

默认值为 0.0 .

tickmarksVisible : bool

This property determines whether or not the dial displays tickmarks, minor tickmarks, and labels.

For more fine-grained control over what is displayed, the following style components of DialStyle 可以被使用:

默认值为 true .

value : real

The angle of the handle along the dial, in the range of 0.0 to 1.0 .

默认值为 0.0 .