GestureEvent QML Type

The parameter given with the gestureStarted signal. 更多...

import 语句：

import QtQuick 2.15

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特性

• dragThreshold : real
• touchPoints : list<TouchPoint>

方法

• grab ()

详细描述

The GestureEvent object has the current touch points, which you may choose to interpret as a gesture, and an invokable method to grab the involved points exclusively.

特性文档编制

dragThreshold : real

This property holds the system setting for the distance a finger must move before it is interpreted as a drag. It comes from QStyleHints::startDragDistance() .

touchPoints : list < TouchPoint >

This property holds the set of current touch points.

方法文档编制

grab ()

Acquires an exclusive grab of the mouse and all the touchPoints , and calls setKeepTouchGrab() and setKeepMouseGrab() so that any parent Item that 过滤 its children's events will not be allowed to take over the grabs.

内容

• 特性

• 方法

• 详细描述