Java Code Examples for android.graphics.drawable.TransitionDrawable#setCallback()

The following examples show how to use android.graphics.drawable.TransitionDrawable#setCallback() . 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: MainActivity.java    From Pimp_my_Z1 with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Method to set the color scheme according to the color passed in the parameters
 *
 * @param newColor : the color resource to use
 */
public void changeColor(int newColor) {
    tabs.setIndicatorColor(newColor);
    Drawable colorDrawable = new ColorDrawable(newColor);
    Drawable bottomDrawable = getResources().getDrawable(
            R.drawable.actionbar_bottom);
    LayerDrawable ld = new LayerDrawable(new Drawable[]{colorDrawable,
            bottomDrawable});

    if (oldBackground == null) {
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1)
            ld.setCallback(drawableCallback);
        else
            getSupportActionBar().setBackgroundDrawable(ld);

    } else {
        TransitionDrawable td = new TransitionDrawable(new Drawable[]{
                oldBackground, ld});
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1)
            td.setCallback(drawableCallback);
        else
            getSupportActionBar().setBackgroundDrawable(td);
        td.startTransition(200);
    }
    oldBackground = ld;
    currentColor = newColor;

    /**
     * The following is a work-around to avoid NPE, see the following
     * thread:
     *
     * @see http://stackoverflow.com/questions/11002691/actionbar-
     *      setbackgrounddrawable-nulling-background-from-thread-handler
     */
    try {
        getSupportActionBar().setDisplayShowTitleEnabled(false);
        getSupportActionBar().setDisplayShowTitleEnabled(true);
    } catch (NullPointerException e) {
        Log.e("NPE", e.getMessage());
    }

}
Example 2
Source File: ViewpagerSlidingTabsActivity.java    From UltimateAndroid with Apache License 2.0 4 votes vote down vote up 
private void changeColor(int newColor) {

        tabs.setIndicatorColor(newColor);

        // change ActionBar color just if an ActionBar is available
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {

            Drawable colorDrawable = new ColorDrawable(newColor);
            Drawable bottomDrawable = getResources().getDrawable(R.drawable.view_sliding_tab_actionbar_bottom);
            LayerDrawable ld = new LayerDrawable(new Drawable[]{colorDrawable, bottomDrawable});

            if (oldBackground == null) {

                if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) {
                    ld.setCallback(drawableCallback);
                } else {
                    getActionBar().setBackgroundDrawable(ld);
                }

            } else {

                TransitionDrawable td = new TransitionDrawable(new Drawable[]{oldBackground, ld});

                // workaround for broken ActionBarContainer drawable handling on
                // pre-API 17 builds
                // https://github.com/android/platform_frameworks_base/commit/a7cc06d82e45918c37429a59b14545c6a57db4e4
                if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) {
                    td.setCallback(drawableCallback);
                } else {
                    getActionBar().setBackgroundDrawable(td);
                }

                td.startTransition(200);

            }

            oldBackground = ld;

            // http://stackoverflow.com/questions/11002691/actionbar-setbackgrounddrawable-nulling-background-from-thread-handler
            getActionBar().setDisplayShowTitleEnabled(false);
            getActionBar().setDisplayShowTitleEnabled(true);

        }

        currentColor = newColor;

    }
Example 3
Source File: ViewpagerSlidingTabsActivity.java    From UltimateAndroid with Apache License 2.0 4 votes vote down vote up 
private void changeColor(int newColor) {

        tabs.setIndicatorColor(newColor);

        // change ActionBar color just if an ActionBar is available
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {

            Drawable colorDrawable = new ColorDrawable(newColor);
            Drawable bottomDrawable = getResources().getDrawable(R.drawable.view_sliding_tab_actionbar_bottom);
            LayerDrawable ld = new LayerDrawable(new Drawable[]{colorDrawable, bottomDrawable});

            if (oldBackground == null) {

                if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) {
                    ld.setCallback(drawableCallback);
                } else {
                    getActionBar().setBackgroundDrawable(ld);
                }

            } else {

                TransitionDrawable td = new TransitionDrawable(new Drawable[]{oldBackground, ld});

                // workaround for broken ActionBarContainer drawable handling on
                // pre-API 17 builds
                // https://github.com/android/platform_frameworks_base/commit/a7cc06d82e45918c37429a59b14545c6a57db4e4
                if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) {
                    td.setCallback(drawableCallback);
                } else {
                    getActionBar().setBackgroundDrawable(td);
                }

                td.startTransition(200);

            }

            oldBackground = ld;

            // http://stackoverflow.com/questions/11002691/actionbar-setbackgrounddrawable-nulling-background-from-thread-handler
            getActionBar().setDisplayShowTitleEnabled(false);
            getActionBar().setDisplayShowTitleEnabled(true);

        }

        currentColor = newColor;

    }