/**
* 改变ActionBar color
*
* @param newColor 颜色值
*/
private void setActionBarcolor(int newColor) {
// 改变ActionBar颜色如果ActionBar是可用的
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
Drawable colorDrawable = new ColorDrawable(newColor);
Drawable bottomDrawable = getResources().getDrawable(R.drawable.abc_ab_share_pack_mtrl_alpha);
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});
// 解决了破碎ActionBarContainer可拉的处理
// 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);
}
}
}
@SuppressLint("NewApi")
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.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;
}