Example usage for android.view MotionEvent AXIS_VSCROLL

Introduction

In this page you can find the example usage for android.view MotionEvent AXIS_VSCROLL.

Prototype

int AXIS_VSCROLL

To view the source code for android.view MotionEvent AXIS_VSCROLL.

Click Source Link

Document

Axis constant: Vertical Scroll axis of a motion event.

Usage

From source file:com.n2hsu.launcher.Page.java

@Override
public boolean onGenericMotionEvent(MotionEvent event) {
    if ((event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) {
        switch (event.getAction()) {
        case MotionEvent.ACTION_SCROLL: {
            // Handle mouse (or ext. device) by shifting the page depending
            // on the scroll
            final float vscroll;
            final float hscroll;
            if ((event.getMetaState() & KeyEvent.META_SHIFT_ON) != 0) {
                vscroll = 0;// w ww  .j a  v a 2 s . co m
                hscroll = event.getAxisValue(MotionEvent.AXIS_VSCROLL);
            } else {
                vscroll = -event.getAxisValue(MotionEvent.AXIS_VSCROLL);
                hscroll = event.getAxisValue(MotionEvent.AXIS_HSCROLL);
            }
            if (hscroll != 0 || vscroll != 0) {
                boolean isForwardScroll = isLayoutRtl() ? (hscroll < 0 || vscroll < 0)
                        : (hscroll > 0 || vscroll > 0);
                if (isForwardScroll) {
                    scrollRight();
                } else {
                    scrollLeft();
                }
                return true;
            }
        }
        }
    }
    return super.onGenericMotionEvent(event);
}

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From source file:com.glview.widget.AbsListView.java

@Override
public boolean onGenericMotionEvent(MotionEvent event) {
    if ((event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) {
        switch (event.getAction()) {
        case MotionEvent.ACTION_SCROLL: {
            if (mTouchMode == TOUCH_MODE_REST) {
                final float vscroll = event.getAxisValue(MotionEvent.AXIS_VSCROLL);
                if (vscroll != 0) {
                    final int delta = (int) (vscroll * getVerticalScrollFactor());
                    if (!trackMotionScroll(delta, delta)) {
                        return true;
                    }/* w w w .ja va2 s . c o  m*/
                }
            }
        }
        }
    }
    return super.onGenericMotionEvent(event);
}

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From source file:com.example.libwidgettv.bak.AbsListView.java

@Override
public boolean onGenericMotionEvent(MotionEvent event) {
    if ((event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) {
        switch (event.getAction()) {
        case MotionEvent.ACTION_SCROLL: {
            if (mTouchMode == TOUCH_MODE_REST) {
                final float vscroll = event.getAxisValue(MotionEvent.AXIS_VSCROLL);
                if (vscroll != 0) {
                    final int delta = (int) (vscroll * 0.3);
                    if (!trackMotionScroll(delta, delta)) {
                        return true;
                    }/*from   ww  w  . ja v a  2 s.c  o m*/
                }
            }
        }
        }
    }
    return super.onGenericMotionEvent(event);
}

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From source file:com.appunite.list.AbsListView.java

@TargetApi(Build.VERSION_CODES.HONEYCOMB_MR1)
@Override//  w w w. j a v  a  2 s. c  o  m
public boolean onGenericMotionEvent(MotionEvent event) {
    if ((event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) {
        switch (event.getAction()) {
        case MotionEvent.ACTION_SCROLL: {
            if (mTouchMode == TOUCH_MODE_REST) {
                final float vscroll = event.getAxisValue(MotionEvent.AXIS_VSCROLL);
                if (vscroll != 0) {
                    final int delta = (int) (vscroll * getVerticalScrollFactorUnhide());
                    if (!trackMotionScroll(delta, delta)) {
                        return true;
                    }
                }
            }
        }
        }
    }
    return super.onGenericMotionEvent(event);
}

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