Java Code Examples for android.support.v4.view.ViewPager#SCROLL_STATE_DRAGGING

The following examples show how to use android.support.v4.view.ViewPager#SCROLL_STATE_DRAGGING . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: CustomBanner.java    From WanAndroid with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrollStateChanged(int state) {
    if (onPageChangeListener != null) {
        onPageChangeListener.onPageScrollStateChanged(state);
    }

    //当currentItem为0的时候，会被重置为3
    //当currentItem为4的时候，会被重置为1
    switch (state) {
        case ViewPager.SCROLL_STATE_IDLE://无操作
            viewPager.setCurrentItem(getRealCurrentPosition(currentItem), false);
            break;
        case ViewPager.SCROLL_STATE_DRAGGING://开始滑动
            viewPager.setCurrentItem(getRealCurrentPosition(currentItem), false);
            break;

        case ViewPager.SCROLL_STATE_SETTLING://停止滑动
            break;
    }

}
Example 2
Source File: ParallaxContainer.java    From ParallaxSplash with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrollStateChanged(int state) {

    final AnimationDrawable animationDrawable = (AnimationDrawable) iv.getBackground();
    switch (state) {
        case ViewPager.SCROLL_STATE_IDLE:
            animationDrawable.stop();
            break;
        case ViewPager.SCROLL_STATE_DRAGGING:

            animationDrawable.start();
            break;
       default:
            break;
    }
}
Example 3
Source File: ParallaxOnPageChangeListener.java    From ParallaxViewPagers with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrollStateChanged(int state)
  {
  final ViewPager currentMaster=masterRef.get();
  if(currentMaster==viewPager2)
    return;
  switch(state)
    {
    case ViewPager.SCROLL_STATE_DRAGGING:
      if(currentMaster==null)
        masterRef.set(viewPager);
      break;
    case ViewPager.SCROLL_STATE_SETTLING:
      if(mLastPos!=viewPager2.getCurrentItem())
        viewPager2.setCurrentItem(viewPager.getCurrentItem(),false);
      break;
    case ViewPager.SCROLL_STATE_IDLE:
      masterRef.set(null);
      viewPager2.setCurrentItem(viewPager.getCurrentItem(),false);
      mLastPos=-1;
      break;
    }
  }
Example 4
Source File: UnderlinePageIndicator.java    From InfiniteViewPager with MIT License 6 votes vote down vote up 
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    mCurrentPage = position;
    mPositionOffset = positionOffset;
    if (mFades) {
        if (positionOffsetPixels > 0) {
            removeCallbacks(mFadeRunnable);
            mPaint.setAlpha(0xFF);
        } else if (mScrollState != ViewPager.SCROLL_STATE_DRAGGING) {
            postDelayed(mFadeRunnable, mFadeDelay);
        }
    }
    invalidate();

    if (mListener != null) {
        mListener.onPageScrolled(position, positionOffset, positionOffsetPixels);
    }
}
Example 5
Source File: UnderlinePageIndicator.java    From BigApp_WordPress_Android with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    mCurrentPage = position;
    mPositionOffset = positionOffset;
    if (mFades) {
        if (positionOffsetPixels > 0) {
            removeCallbacks(mFadeRunnable);
            mPaint.setAlpha(0xFF);
        } else if (mScrollState != ViewPager.SCROLL_STATE_DRAGGING) {
            postDelayed(mFadeRunnable, mFadeDelay);
        }
    }
    invalidate();

    if (mListener != null) {
        mListener.onPageScrolled(position, positionOffset, positionOffsetPixels);
    }
}
Example 6
Source File: UnderlinePageIndicator.java    From zhangshangwuda with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    mCurrentPage = position;
    mPositionOffset = positionOffset;
    if (mFades) {
        if (positionOffsetPixels > 0) {
            removeCallbacks(mFadeRunnable);
            mPaint.setAlpha(0xFF);
        } else if (mScrollState != ViewPager.SCROLL_STATE_DRAGGING) {
            postDelayed(mFadeRunnable, mFadeDelay);
        }
    }
    invalidate();

    if (mListener != null) {
        mListener.onPageScrolled(position, positionOffset, positionOffsetPixels);
    }
}
Example 7
Source File: FlashView.java    From Social with Apache License 2.0 6 votes vote down vote up 
@Override
        public void onPageScrollStateChanged(int arg0)
        {
            // TODO Auto-generated method stub

            switch (arg0)
            {
                case ViewPager.SCROLL_STATE_DRAGGING:
                    mhandler.sendEmptyMessage(ImageHandler.MSG_KEEP_SILENT);

                    break;
                case ViewPager.SCROLL_STATE_IDLE:
                    mhandler.sendEmptyMessageDelayed(ImageHandler.MSG_UPDATE_IMAGE,ImageHandler.MSG_DELAY);
                    break;
//		 case ViewPager.SCROLL_STATE_SETTLING:
//		 System.out.println("GGGGGGGGG");
//		 mhandler.sendEmptyMessageDelayed(ImageHandler.MSG_UPDATE_IMAGE,ImageHandler.MSG_DELAY);
//		 break;
                default:
                    break;
            }

        }
Example 8
Source File: CarouselView.java    From carouselview with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrollStateChanged(int state) {

    //User initiated scroll

    if (previousState == ViewPager.SCROLL_STATE_DRAGGING
            && state == ViewPager.SCROLL_STATE_SETTLING) {

        if (disableAutoPlayOnUserInteraction) {
            pauseCarousel();
        } else {
            playCarousel();
        }

    } else if (previousState == ViewPager.SCROLL_STATE_SETTLING
            && state == ViewPager.SCROLL_STATE_IDLE) {
    }

    previousState = state;

}
Example 9
Source File: UnderlinePageIndicator.java    From android-open-project-demo with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    mCurrentPage = position;
    mPositionOffset = positionOffset;
    if (mFades) {
        if (positionOffsetPixels > 0) {
            removeCallbacks(mFadeRunnable);
            mPaint.setAlpha(0xFF);
        } else if (mScrollState != ViewPager.SCROLL_STATE_DRAGGING) {
            postDelayed(mFadeRunnable, mFadeDelay);
        }
    }
    invalidate();

    if (mListener != null) {
        mListener.onPageScrolled(position, positionOffset, positionOffsetPixels);
    }
}
Example 10
Source File: UnderlinePageIndicator.java    From iMoney with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    mCurrentPage = position;
    mPositionOffset = positionOffset;
    if (mFades) {
        if (positionOffsetPixels > 0) {
            removeCallbacks(mFadeRunnable);
            mPaint.setAlpha(0xFF);
        } else if (mScrollState != ViewPager.SCROLL_STATE_DRAGGING) {
            postDelayed(mFadeRunnable, mFadeDelay);
        }
    }
    invalidate();

    if (mListener != null) {
        mListener.onPageScrolled(position, positionOffset, positionOffsetPixels);
    }
}
Example 11
Source File: UnderlinePageIndicator.java    From narrate-android with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    mCurrentPage = position;
    mPositionOffset = positionOffset;
    if (mFades) {
        if (positionOffsetPixels > 0) {
            removeCallbacks(mFadeRunnable);
            mPaint.setAlpha(0xFF);
        } else if (mScrollState != ViewPager.SCROLL_STATE_DRAGGING) {
            postDelayed(mFadeRunnable, mFadeDelay);
        }
    }
    invalidate();

    if (mListener != null) {
        mListener.onPageScrolled(position, positionOffset, positionOffsetPixels);
    }
}
Example 12
Source File: UnderlinePageIndicator.java    From UltimateAndroid with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    mCurrentPage = position;
    mPositionOffset = positionOffset;
    if (mFades) {
        if (positionOffsetPixels > 0) {
            removeCallbacks(mFadeRunnable);
            mPaint.setAlpha(0xFF);
        } else if (mScrollState != ViewPager.SCROLL_STATE_DRAGGING) {
            postDelayed(mFadeRunnable, mFadeDelay);
        }
    }
    invalidate();

    if (mListener != null) {
        mListener.onPageScrolled(position, positionOffset, positionOffsetPixels);
    }
}
Example 13
Source File: UnderlinePageIndicator.java    From android-open-project-demo with Apache License 2.0 6 votes vote down vote up 
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    mCurrentPage = position;
    mPositionOffset = positionOffset;
    if (mFades) {
        if (positionOffsetPixels > 0) {
            removeCallbacks(mFadeRunnable);
            mPaint.setAlpha(0xFF);
        } else if (mScrollState != ViewPager.SCROLL_STATE_DRAGGING) {
            postDelayed(mFadeRunnable, mFadeDelay);
        }
    }
    invalidate();

    if (mListener != null) {
        mListener.onPageScrolled(position, positionOffset, positionOffsetPixels);
    }
}
Example 14
Source File: ExploreListAdapter.java    From C9MJ with Apache License 2.0 5 votes vote down vote up 
@Override
public void onPageScrollStateChanged(int state) {
    switch (state) {
        case ViewPager.SCROLL_STATE_DRAGGING:
            isAutoScrolled = false;
            break;
        case ViewPager.SCROLL_STATE_SETTLING:
            isAutoScrolled = false;
            break;
        case ViewPager.SCROLL_STATE_IDLE:
            isAutoScrolled = true;
            break;
    }
}
Example 15
Source File: BallTabLayout.java    From nono-android with GNU General Public License v3.0 5 votes vote down vote up 
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    final BallTabLayout tabLayout = mTabLayoutRef.get();
    if (tabLayout != null) {
        // Update the scroll position, only update the text selection if we're being
        // dragged (or we're settling after a drag)
        final boolean updateText = (mScrollState == ViewPager.SCROLL_STATE_DRAGGING)
                || (mScrollState == ViewPager.SCROLL_STATE_SETTLING
                && mPreviousScrollState == ViewPager.SCROLL_STATE_DRAGGING);
        tabLayout.setScrollPosition(position, positionOffset, updateText);
    }
}
Example 16
Source File: GiftPanelControl.java    From LiveGiftLayout with Apache License 2.0 5 votes vote down vote up 
@Override
        public void onPageScrollStateChanged(int state) {
            //ViewPager.SCROLL_STATE_IDLE 空闲状态 0；CustormViewPager.SCROLL_STATE_DRAGGING 正在滑动 1
            //ViewPager.SCROLL_STATE_SETTLING 滑动完毕 2；页面开始滑动时，状态变化（1,2,0）
            if (state == ViewPager.SCROLL_STATE_DRAGGING) {
                isScrolling = true;
            } else {
                isScrolling = false;
            }
            if (state == ViewPager.SCROLL_STATE_SETTLING) {
//                Log.i("CustormViewPager", "----------------right =>" + right + "; left =>" + left + "----------------------------");
                right = left = false;
//                lastValue = -1;
            }
        }
Example 17
Source File: ViewPagerIdlingResource.java    From Equate with GNU General Public License v3.0 5 votes vote down vote up 
@Override
public void onPageScrollStateChanged(int state) {
	mIdle = (state == ViewPager.SCROLL_STATE_IDLE
			  // Treat dragging as idle, or Espresso will block itself when swiping.
			  || state == ViewPager.SCROLL_STATE_DRAGGING);
	if (mIdle && mResourceCallback != null) {
		mResourceCallback.onTransitionToIdle();
	}
}
Example 18
Source File: ViewerActivity.java    From GankMeizhi with Apache License 2.0 4 votes vote down vote up 
@OnPageChange(value = R.id.pager, callback = OnPageChange.Callback.PAGE_SCROLL_STATE_CHANGED)
void onPageChange(int state) {
    if (state == ViewPager.SCROLL_STATE_DRAGGING) {
        hideSystemUi();
    }
}
Example 19
Source File: DialtactsActivity.java    From coursera-android with MIT License 4 votes vote down vote up 
@Override
public void onPageScrollStateChanged(int state) {
    switch (state) {
        case ViewPager.SCROLL_STATE_IDLE: {
            if (mNextPosition == -1) {
                // This happens when the user drags the screen just after launching the
                // application, and settle down the same screen without actually swiping it.
                // At that moment mNextPosition is apparently -1 yet, and we expect it
                // being updated by onPageSelected(), which is *not* called if the user
                // settle down the exact same tab after the dragging.
                if (DEBUG) {
                    Log.d(TAG, "Next position is not specified correctly. Use current tab ("
                            + mViewPager.getCurrentItem() + ")");
                }
                mNextPosition = mViewPager.getCurrentItem();
            }
            if (DEBUG) {
                Log.d(TAG, "onPageScrollStateChanged() with SCROLL_STATE_IDLE. "
                        + "mCurrentPosition: " + mCurrentPosition
                        + ", mNextPosition: " + mNextPosition);
            }
            // Interpret IDLE as the end of migration (both swipe and tab click)
            mDuringSwipe = false;
            mUserTabClick = false;

            updateFakeMenuButtonsVisibility(mNextPosition == TAB_INDEX_DIALER);
            sendFragmentVisibilityChange(mCurrentPosition, false);
            sendFragmentVisibilityChange(mNextPosition, true);

            invalidateOptionsMenu();

            mCurrentPosition = mNextPosition;
            break;
        }
        case ViewPager.SCROLL_STATE_DRAGGING: {
            if (DEBUG) Log.d(TAG, "onPageScrollStateChanged() with SCROLL_STATE_DRAGGING");
            mDuringSwipe = true;
            mUserTabClick = false;
            break;
        }
        case ViewPager.SCROLL_STATE_SETTLING: {
            if (DEBUG) Log.d(TAG, "onPageScrollStateChanged() with SCROLL_STATE_SETTLING");
            mDuringSwipe = true;
            mUserTabClick = false;
            break;
        }
        default:
            break;
    }
}
Example 20
Source File: ViewerActivity.java    From GankApp with GNU General Public License v2.0 4 votes vote down vote up 
@Override
public void onPageScrollStateChanged(int state) {
    if (state == ViewPager.SCROLL_STATE_DRAGGING) {
        hideSystemUi();
    }
}