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| // Override to catch pointerIndex out of range exception
// when ViewPager used with a multi-touch PhotoView to display images.
class StrongViewPager : ViewPager {
// If ViewPagers can be scrolled.
private var isScrollable = true
constructor(context: Context) : super(context)
constructor(context: Context, attrs: AttributeSet) : super(context, attrs)
@SuppressLint("ClickableViewAccessibility")
override fun onTouchEvent(ev: MotionEvent): Boolean {
return try {
if (isScrollable) super.onTouchEvent(ev) else false
} catch (ignore: IllegalArgumentException) {
false
}
}
override fun onInterceptTouchEvent(ev: MotionEvent): Boolean {
return try {
if (isScrollable) super.onInterceptTouchEvent(ev) else false
} catch (e: IllegalArgumentException) {
false
}
}
// Set ViewPager if is scrollable. Default is true, means it is scrollable.
fun setScrollable(scrollable: Boolean) {
isScrollable = scrollable
}
// Get ViewPager if is scrollable.
fun isScrollable() = isScrollable
}
|