Android开发中那些需要注意的坑

@Override
protected void onApplyThemeResource(Resources.Theme theme, int resid,
boolean first) {
if (mParent == null) {
super.onApplyThemeResource(theme, resid, first);
} else {
try {
theme.setTo(mParent.getTheme());
} catch (Exception e) {
// Empty
}
theme.applyStyle(resid, false);
}

// Get the primary color and update the TaskDescription for this activity
if (theme != null) {
TypedArray a = theme.obtainStyledAttributes(com.android.internal.R.styleable.Theme);
int colorPrimary = a.getColor(com.android.internal.R.styleable.Theme_colorPrimary, 0);
a.recycle();
if (colorPrimary != 0) {
ActivityManager.TaskDescription v = new ActivityManager.TaskDescription(null, null,
colorPrimary);
setTaskDescription(v);
}
}
}

/**
* Creates the TaskDescription to the specified values.
*
* @param label A label and description of the current state of this task.
* @param icon An icon that represents the current state of this task.
* @param colorPrimary A color to override the theme's primary color. This color must be opaque.
*/
public TaskDescription(String label, Bitmap icon, int colorPrimary) {
if ((colorPrimary != 0) && (Color.alpha(colorPrimary) != 255)) {
throw new RuntimeException("A TaskDescription's primary color should be opaque");
}

mLabel = label;
mIcon = icon;
mColorPrimary = colorPrimary;
}

  if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
      CookieManager.getInstance().setAcceptThirdPartyCookies(mWebView, true);
    }