Examples with OnPageChangeListener android.support.v4.view.ViewPager.OnPageChangeListener used on opensource projects

Example 11 with OnPageChangeListener

use of android.support.v4.view.ViewPager.OnPageChangeListener in project SmartMesh_Android by SmartMeshFoundation.

the class ScanLargePic method setListener.

@Override
protected void setListener() {
    deleteTV.setOnClickListener(new MyDeleteListener());
    vpPhotos.setOnPageChangeListener(new OnPageChangeListener() {

        @Override
        public void onPageSelected(int arg0) {
            currentSelected = arg0 + 1;
        }

        @Override
        public void onPageScrolled(int arg0, float arg1, int arg2) {
        }

        @Override
        public void onPageScrollStateChanged(int arg0) {
            if (titleBar.getVisibility() == View.VISIBLE) {
                TranslateAnimation gone = new TranslateAnimation(Animation.RELATIVE_TO_SELF, 0, Animation.RELATIVE_TO_SELF, 0, Animation.RELATIVE_TO_SELF, 0, Animation.RELATIVE_TO_SELF, -1);
                gone.setDuration(300);
                gone.setFillAfter(true);
                titleBar.setAnimation(gone);
                titleBar.setVisibility(View.GONE);
            }
        }
    });
}

Example 12 with OnPageChangeListener

use of android.support.v4.view.ViewPager.OnPageChangeListener in project JustAndroid by chinaltz.

the class AbPlayView method initView.

/**
 * 初始化这个View.
 * @param context the context
 */
public void initView(Context context) {
    this.context = context;
    navLayoutParams = new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
    this.setOrientation(LinearLayout.VERTICAL);
    RelativeLayout mRelativeLayout = new RelativeLayout(context);
    mViewPager = new AbInnerViewPager(context);
    // 手动创建的ViewPager,如果用fragment必须调用setId()方法设置一个id
    mViewPager.setId(R.id.view_pager);
    // 导航的点
    mNavLayoutParent = new LinearLayout(context);
    mNavLayoutParent.setPadding(0, 5, 0, 5);
    navLinearLayout = new LinearLayout(context);
    navLinearLayout.setPadding(15, 1, 15, 1);
    navLinearLayout.setVisibility(View.INVISIBLE);
    mNavLayoutParent.addView(navLinearLayout, new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));
    RelativeLayout.LayoutParams lp1 = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
    lp1.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM, RelativeLayout.TRUE);
    lp1.addRule(RelativeLayout.CENTER_HORIZONTAL, RelativeLayout.TRUE);
    lp1.addRule(RelativeLayout.CENTER_VERTICAL, RelativeLayout.TRUE);
    mRelativeLayout.addView(mViewPager, lp1);
    RelativeLayout.LayoutParams lp2 = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
    lp2.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM, RelativeLayout.TRUE);
    mRelativeLayout.addView(mNavLayoutParent, lp2);
    addView(mRelativeLayout, new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT));
    mViewList = new ArrayList<View>();
    mViewPagerAdapter = new AbViewPagerAdapter(context, mViewList);
    mViewPager.setAdapter(mViewPagerAdapter);
    mViewPager.setFadingEdgeLength(0);
    mViewPager.setOnPageChangeListener(new OnPageChangeListener() {

        @Override
        public void onPageSelected(int position) {
            makesurePosition();
            onPageSelectedCallBack(position);
        }

        @Override
        public void onPageScrollStateChanged(int state) {
        }

        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            onPageScrolledCallBack(position);
        }
    });
}

Example 13 with OnPageChangeListener

use of android.support.v4.view.ViewPager.OnPageChangeListener in project FishChatAndroid by oikomi.

the class ChatMainActivity method initView.

private void initView() {
    mViewPager = (ViewPager) findViewById(R.id.id_viewpager);
    mChatTextView = (TextView) findViewById(R.id.id_tv_chat);
    mFriendTextView = (TextView) findViewById(R.id.id_tv_friend);
    mContactTextView = (TextView) findViewById(R.id.id_tv_contact);
    mMeTextView = (TextView) findViewById(R.id.id_tv_me);
    mChatLinearLayout = (LinearLayout) findViewById(R.id.id_ll_chat);
    mDatas = new ArrayList<Fragment>();
    mDatas.add(tab01);
    mDatas.add(tab02);
    mDatas.add(tab03);
    mDatas.add(tab04);
    mAdapter = new FragmentPagerAdapter(getSupportFragmentManager()) {

        @Override
        public int getCount() {
            return mDatas.size();
        }

        @Override
        public Fragment getItem(int arg0) {
            return mDatas.get(arg0);
        }
    };
    mViewPager.setAdapter(mAdapter);
    mViewPager.setOnPageChangeListener(new OnPageChangeListener() {

        @Override
        public void onPageSelected(int position) {
            resetTextView();
            switch(position) {
                case 0:
                    if (mBadgeView != null) {
                        mChatLinearLayout.removeView(mBadgeView);
                    }
                    mBadgeView = new BadgeView(ChatMainActivity.this);
                    mBadgeView.setBadgeCount(7);
                    mChatLinearLayout.addView(mBadgeView);
                    mChatTextView.setTextColor(Color.parseColor("#008000"));
                    break;
                case 1:
                    mContactTextView.setTextColor(Color.parseColor("#008000"));
                    break;
                case 2:
                    mFriendTextView.setTextColor(Color.parseColor("#008000"));
                    break;
                case 3:
                    mMeTextView.setTextColor(Color.parseColor("#008000"));
                    break;
            }
            mCurrentPageIndex = position;
        }

        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPx) {
            Log.e("TAG", position + " , " + positionOffset + " , " + positionOffsetPx);
            LinearLayout.LayoutParams lp = (android.widget.LinearLayout.LayoutParams) mTabline.getLayoutParams();
            if (// 0->1
            mCurrentPageIndex == 0 && position == 0) {
                lp.leftMargin = (int) (positionOffset * mScreen1_4 + mCurrentPageIndex * mScreen1_4);
            } else if (// 1->0
            mCurrentPageIndex == 1 && position == 0) {
                lp.leftMargin = (int) (mCurrentPageIndex * mScreen1_4 + (positionOffset - 1) * mScreen1_4);
            } else if (// 1->2
            mCurrentPageIndex == 1 && position == 1) {
                lp.leftMargin = (int) (mCurrentPageIndex * mScreen1_4 + positionOffset * mScreen1_4);
            } else if (// 2->1
            mCurrentPageIndex == 2 && position == 1) {
                lp.leftMargin = (int) (mCurrentPageIndex * mScreen1_4 + (positionOffset - 1) * mScreen1_4);
            } else if (// 2->3
            mCurrentPageIndex == 2 && position == 2) {
                lp.leftMargin = (int) (mCurrentPageIndex * mScreen1_4 + (positionOffset) * mScreen1_4);
            } else if (// 3->2
            mCurrentPageIndex == 3 && position == 1) {
                lp.leftMargin = (int) (mCurrentPageIndex * mScreen1_4 + (positionOffset - 1) * mScreen1_4);
            }
            mTabline.setLayoutParams(lp);
        }

        @Override
        public void onPageScrollStateChanged(int arg0) {
        }
    });
}

Example 14 with OnPageChangeListener

use of android.support.v4.view.ViewPager.OnPageChangeListener in project iosched by google.

the class TabLayout method setupWithViewPager.

private void setupWithViewPager(@Nullable final ViewPager viewPager, boolean autoRefresh, boolean implicitSetup) {
    if (mViewPager != null) {
        // If we've already been setup with a ViewPager, remove us from it
        if (mPageChangeListener != null) {
            mViewPager.removeOnPageChangeListener(mPageChangeListener);
        }
        if (mAdapterChangeListener != null) {
            mViewPager.removeOnAdapterChangeListener(mAdapterChangeListener);
        }
    }
    if (mCurrentVpSelectedListener != null) {
        // If we already have a tab selected listener for the ViewPager, remove it
        removeOnTabSelectedListener(mCurrentVpSelectedListener);
        mCurrentVpSelectedListener = null;
    }
    if (viewPager != null) {
        mViewPager = viewPager;
        // Add our custom OnPageChangeListener to the ViewPager
        if (mPageChangeListener == null) {
            mPageChangeListener = new TabLayoutOnPageChangeListener(this);
        }
        mPageChangeListener.reset();
        viewPager.addOnPageChangeListener(mPageChangeListener);
        // Now we'll add a tab selected listener to set ViewPager's current item
        mCurrentVpSelectedListener = new ViewPagerOnTabSelectedListener(viewPager);
        addOnTabSelectedListener(mCurrentVpSelectedListener);
        final PagerAdapter adapter = viewPager.getAdapter();
        if (adapter != null) {
            // Now we'll populate ourselves from the pager adapter, adding an observer if
            // autoRefresh is enabled
            setPagerAdapter(adapter, autoRefresh);
        }
        // Add a listener so that we're notified of any adapter changes
        if (mAdapterChangeListener == null) {
            mAdapterChangeListener = new AdapterChangeListener();
        }
        mAdapterChangeListener.setAutoRefresh(autoRefresh);
        viewPager.addOnAdapterChangeListener(mAdapterChangeListener);
        // Now update the scroll position to match the ViewPager's current item
        setScrollPosition(viewPager.getCurrentItem(), 0f, true);
    } else {
        // We've been given a null ViewPager so we need to clear out the internal state,
        // listeners and observers
        mViewPager = null;
        setPagerAdapter(null, false);
    }
    mSetupViewPagerImplicitly = implicitSetup;
}