Example usage for android.widget HorizontalScrollView smoothScrollTo

Introduction

In this page you can find the example usage for android.widget HorizontalScrollView smoothScrollTo.

Prototype

public final void smoothScrollTo(int x, int y) 

Source Link

Document

Like #scrollTo , but scroll smoothly instead of immediately.

Usage

From source file:org.orange.querysystem.content.TabsAdapter.java

public void adjustSelectedTabToCenter() {
    View currentTab = mTabHost.getCurrentTabView();
    if (currentTab == null) {
        return;/*from w w w.  j  ava 2  s  . c o  m*/
    }
    HorizontalScrollView hsv = (HorizontalScrollView) mTabHost.findViewById(R.id.tabs_scroll);
    hsv.smoothScrollTo(currentTab.getLeft() + (currentTab.getWidth() - hsv.getWidth()) / 2, 0);
}

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From source file:org.catrobat.paintroid.ui.BottomBar.java

private void scrollToSelectedTool(ToolType toolType) {
    int orientation = mMainActivity.getResources().getConfiguration().orientation;
    View toolButton = getToolButtonByToolType(toolType);

    if (orientation == Configuration.ORIENTATION_PORTRAIT) {
        HorizontalScrollView scrollView = (HorizontalScrollView) mMainActivity
                .findViewById(R.id.bottom_bar_scroll_view);
        scrollView.smoothScrollTo(
                (int) (toolButton.getX() - scrollView.getWidth() / 2.0f + toolButton.getWidth() / 2.0f),
                (int) toolButton.getY());
    } else if (orientation == Configuration.ORIENTATION_LANDSCAPE) {
        ScrollView scrollView = (ScrollView) mMainActivity.findViewById(R.id.bottom_bar_landscape_scroll_view);
        scrollView.smoothScrollTo((int) (toolButton.getX()),
                (int) (toolButton.getY() - scrollView.getHeight() / 2.0f + toolButton.getHeight() / 2.0f));
    }//from  www  .ja  v a 2 s . c  om
}

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From source file:com.mobicage.rogerthat.plugins.friends.ServiceSearchActivity.java

private void displayTab(int tab) {
    final int childCount = mSearchCategoryViewFlipper.getChildCount();
    if (childCount == 0) {
        return;/* w  w w.j av  a2 s.c  o  m*/
    }
    while (tab < 0)
        tab += childCount;
    tab = tab % childCount;
    mSearchCategoryViewFlipper.setDisplayedChild(tab);
    for (int i = 0; i < childCount; i++) {
        SearchInfo si = mSearchInfoByListView.get(mSearchCategoryViewFlipper.getChildAt(i));
        if (si == null) {
            L.bug("Could not find list view!");
            return;
        }
        final boolean selected = tab == i;
        final LinearLayout v = si.label;
        setCatorySelected(v, selected);
        if (selected) {
            final HorizontalScrollView sv = (HorizontalScrollView) findViewById(
                    R.id.search_category_scroll_container);
            sv.post(new SafeRunnable() {
                @Override
                public void safeRun() {
                    int vLeft = v.getLeft();
                    int vRight = v.getRight();
                    int width = v.getWidth();
                    sv.smoothScrollTo(((vLeft + vRight) / 2) - (width), 0);
                }
            });
        }
    }
}

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From source file:com.raspi.chatapp.ui.chatting.SendImageFragment.java

/**
 * changes the page./* www  .j  a  v  a 2  s  .c o m*/
 *
 * @param position the page to go to.
 * @param clicked  if true, the viewPager is set to the position
 */
private void changePage(final int position, boolean clicked, boolean force) {
    if (images.size() > 1 && (force || current != position)) {
        Log.d("SEND_IMAGE", "page changed");
        images.get(current).getBackground().setVisibility(View.GONE);
        images.get(position).getBackground().setVisibility(View.VISIBLE);
        current = position;
        // scroll to correct position
        HorizontalScrollView scrollView = (HorizontalScrollView) getActivity()
                .findViewById(R.id.send_image_overview);
        View view = images.get(current).getLayout();
        int vLeft = view.getLeft();
        int vRight = view.getRight();
        int sWidth = scrollView.getWidth();
        if (!isViewVisible(scrollView, view))
            scrollView.smoothScrollTo((vLeft + vRight - sWidth) / 2, 0);
        if (clicked)
            // setting the viewPagers item is posted via a handler, so the gui
            // thread finishes the scrollView related task before switching the
            // viewPager. That way it seems smoother because the new image is
            // selected instantly.
            new Handler().post(new Runnable() {
                @Override
                public void run() {
                    viewPager.setCurrentItem(position);
                }
            });
    }
}

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From source file:org.xbmc.android.remotesandbox.ui.BaseFragmentTabsActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    final long start = System.currentTimeMillis();
    Log.d(TAG, "Starting onCreate()...");
    setContentView(R.layout.activity_fragment_tabs_pager);

    final HorizontalScrollView scroller = (HorizontalScrollView) findViewById(R.id.tab_scroller);
    mTabHost = (TabHost) findViewById(android.R.id.tabhost);
    mTabWidget = (TabWidget) findViewById(android.R.id.tabs);
    mViewPager = (ViewPager) findViewById(R.id.tab_pager);

    mTabHost.setup();/*w w  w  .j a  v  a2  s  . com*/
    mTabsAdapter = new TabsAdapter(this, mTabHost, mViewPager);

    getActivityHelper().setupActionBar(getTitle(), 0);

    final String customTitle = getIntent().getStringExtra(Intent.EXTRA_TITLE);
    getActivityHelper().setActionBarTitle(customTitle != null ? customTitle : getTitle());

    if (savedInstanceState == null) {
        onCreateTabs();
        //mFragment = onCreatePane();
        //mFragment.setArguments(intentToFragmentArguments(getIntent()));

    } else {
        mTabHost.setCurrentTabByTag(savedInstanceState.getString("tab"));
    }

    mTabHost.setOnTabChangedListener(new TabHost.OnTabChangeListener() {
        @Override
        public void onTabChanged(String tabId) {
            final int position = mTabHost.getCurrentTab();
            final View tab = mTabWidget.getChildTabViewAt(position);
            scroller.smoothScrollTo(tab.getLeft(), 0);
            mViewPager.setCurrentItem(position);
        }
    });
    Log.d(TAG, "onCreate() done in " + (System.currentTimeMillis() - start) + "ms.");

}

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