本文整理汇总了TypeScript中vs/base/browser/mouseEvent.StandardMouseEvent.preventDefault方法的典型用法代码示例。如果您正苦于以下问题：TypeScript StandardMouseEvent.preventDefault方法的具体用法？TypeScript StandardMouseEvent.preventDefault怎么用？TypeScript StandardMouseEvent.preventDefault使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类vs/base/browser/mouseEvent.StandardMouseEvent的用法示例。
在下文中一共展示了StandardMouseEvent.preventDefault方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: _sliderMouseDown
private _sliderMouseDown(e: StandardMouseEvent): void {
if (e.leftButton) {
let initialMouseOrthogonalPosition = this._sliderOrthogonalMousePosition(e);
let initialScrollPosition = this._getScrollPosition();
let draggingDelta = this._sliderMousePosition(e) - this._scrollbarState.getSliderPosition();
DomUtils.toggleClass(this.slider, 'active', true);
this._mouseMoveMonitor.startMonitoring(
standardMouseMoveMerger,
(mouseMoveData: IStandardMouseMoveEventData) => {
let mouseOrthogonalPosition = this._sliderOrthogonalMousePosition(mouseMoveData);
let mouseOrthogonalDelta = Math.abs(mouseOrthogonalPosition - initialMouseOrthogonalPosition);
// console.log(initialMouseOrthogonalPosition + ' -> ' + mouseOrthogonalPosition + ': ' + mouseOrthogonalDelta);
if (Platform.isWindows && mouseOrthogonalDelta > MOUSE_DRAG_RESET_DISTANCE) {
// The mouse has wondered away from the scrollbar => reset dragging
this.setDesiredScrollPosition(initialScrollPosition);
} else {
let desiredSliderPosition = this._sliderMousePosition(mouseMoveData) - draggingDelta;
this.setDesiredScrollPosition(this._scrollbarState.convertSliderPositionToScrollPosition(desiredSliderPosition));
}
},
() => {
DomUtils.toggleClass(this.slider, 'active', false);
this._parent.onDragEnd();
}
);
e.preventDefault();
this._parent.onDragStart();
}
}示例2: _arrowMouseDown
private _arrowMouseDown(e: StandardMouseEvent): void {
let repeater = () => {
this._parent.onMouseWheel(this._mouseWheelEventFactory());
};
let scheduleRepeater = () => {
this._mousedownRepeatTimer.cancelAndSet(repeater, 1000 / 24);
};
repeater();
this._mousedownRepeatTimer.cancel();
this._mousedownScheduleRepeatTimer.cancelAndSet(scheduleRepeater, 200);
this._mouseMoveMonitor.startMonitoring(
standardMouseMoveMerger,
(mouseMoveData: IStandardMouseMoveEventData) => {
/* Intentional empty */
},
() => {
this._mousedownRepeatTimer.cancel();
this._mousedownScheduleRepeatTimer.cancel();
}
);
e.preventDefault();
}示例3: standardMouseMoveMerger
export function standardMouseMoveMerger(lastEvent: IStandardMouseMoveEventData, currentEvent: MouseEvent): IStandardMouseMoveEventData {
let ev = new StandardMouseEvent(currentEvent);
ev.preventDefault();
return {
leftButton: ev.leftButton,
posx: ev.posx,
posy: ev.posy
};
}