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我正在尝试修复滑动面板的扩展高度。我想要的是滑动面板布局只能扩展到屏幕高度的 40% 或 50%。我尝试添加值为 0.4 的 umanoAnchorPoint 属性,但仍可以将视图拖动到全屏。

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1 回答 1

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您可以像这样使用滑动侦听器:

slidingUpPanelLayout.addPanelSlideListener(new SlidingUpPanelLayout.PanelSlideListener() {
            @Override
            public void onPanelSlide(View panel, float slideOffset) {

            }

            @Override
            public void onPanelStateChanged(View panel, SlidingUpPanelLayout.PanelState previousState, SlidingUpPanelLayout.PanelState newState) {
                if(newState == SlidingUpPanelLayout.PanelState.EXPANDED) slidingUpPanelLayout.setPanelState(SlidingUpPanelLayout.PanelState.ANCHORED);
            }
        });

或者可能:

slidingUpPanelLayout.addPanelSlideListener(new SlidingUpPanelLayout.PanelSlideListener() {
            @Override
            public void onPanelSlide(View panel, float slideOffset) {
                if(slideOffset > desiredOffset) slidingUpPanelLayout.setPanelState(SlidingUpPanelLayout.PanelState.ANCHORED);
            }

            @Override
            public void onPanelStateChanged(View panel, SlidingUpPanelLayout.PanelState previousState, SlidingUpPanelLayout.PanelState newState) {

            }
        });
于 2017-10-03T14:55:30.533 回答