public class MyViewPager extends ViewPager{
public MyViewPager(Context context, AttributeSet attrs){
super(context, attrs);
}
@Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
View view = getChildAt(getCurrentItem());
if (view != null) {
view.measure(widthMeasureSpec, heightMeasureSpec);
}
setMeasuredDimension(getMeasuredWidth(),
measureHeight(heightMeasureSpec, view));
}
private int measureHeight(int measureSpec, View view) {
int result = 0;
int specMode = MeasureSpec.getMode(measureSpec);
int specSize = MeasureSpec.getSize(measureSpec);
if (specMode == MeasureSpec.EXACTLY) {
result = specSize;
} else {
if (view != null) {
result = view.getMeasuredHeight();
} if (specMode == MeasureSpec.AT_MOST) {
result = Math.min(result, specSize);
}
}
return result;
}
public void measeureView(View view)
{
int intw = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
int inth = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
view view.measure(intw, inth);
// 获取测量后的view尺寸
int intwidth = view.getMeasuredWidth();
int intheight = view.getMeasuredHeight();
}
}
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