/**
* Last but not least, try to pull the Font Path from the Theme, which is defined.
*
* @param context Activity Context
* @param styleAttrId Theme style id
* @param subStyleAttrId the sub style from the theme to look up after the first style
* @param attributeId if -1 returns null.
* @return null if no theme or attribute defined.
*/
static String pullFontPathFromTheme(
Context context, int styleAttrId, int subStyleAttrId, int attributeId) {
if (styleAttrId == -1 || attributeId == -1) return null;
final Resources.Theme theme = context.getTheme();
final TypedValue value = new TypedValue();
theme.resolveAttribute(styleAttrId, value, true);
int subStyleResId = -1;
final TypedArray parentTypedArray =
theme.obtainStyledAttributes(value.resourceId, new int[] {subStyleAttrId});
try {
subStyleResId = parentTypedArray.getResourceId(0, -1);
} catch (Exception ignore) {
// Failed for some reason.
return null;
} finally {
parentTypedArray.recycle();
}
if (subStyleResId == -1) return null;
final TypedArray subTypedArray =
context.obtainStyledAttributes(subStyleResId, new int[] {attributeId});
if (subTypedArray != null) {
try {
return subTypedArray.getString(0);
} catch (Exception ignore) {
// Failed for some reason.
return null;
} finally {
subTypedArray.recycle();
}
}
return null;
}
/**
* Creates a new animation whose parameters come from the specified context and attributes set.
*
* @param res The resources
* @param attrs The set of attributes holding the animation parameters
* @param anim Null if this is a ValueAnimator, otherwise this is an ObjectAnimator
*/
private static ValueAnimator loadAnimator(
Context c,
Resources res,
Resources.Theme theme,
AttributeSet attrs,
ValueAnimator anim,
float pathErrorScale)
throws Resources.NotFoundException {
TypedArray arrayAnimator = null;
TypedArray arrayObjectAnimator = null;
if (theme != null) {
arrayAnimator = theme.obtainStyledAttributes(attrs, R.styleable.Animator, 0, 0);
} else {
arrayAnimator = res.obtainAttributes(attrs, R.styleable.Animator);
}
// If anim is not null, then it is an object animator.
if (anim != null) {
if (theme != null) {
arrayObjectAnimator =
theme.obtainStyledAttributes(attrs, R.styleable.PropertyAnimator, 0, 0);
} else {
arrayObjectAnimator = res.obtainAttributes(attrs, R.styleable.PropertyAnimator);
}
}
if (anim == null) {
anim = new ValueAnimator();
}
parseAnimatorFromTypeArray(anim, arrayAnimator, arrayObjectAnimator);
final int resId = arrayAnimator.getResourceId(R.styleable.Animator_android_interpolator, 0);
if (resId > 0) {
anim.setInterpolator(AnimationUtils.loadInterpolator(c, resId));
}
arrayAnimator.recycle();
if (arrayObjectAnimator != null) {
arrayObjectAnimator.recycle();
}
return anim;
}
private static int[] getDefaultColors(Context context) {
Resources.Theme theme = context.getTheme();
TypedArray toolbarStyle = null;
TypedArray textAppearances = null;
TypedArray titleTextAppearance = null;
TypedArray subtitleTextAppearance = null;
try {
toolbarStyle = theme.obtainStyledAttributes(new int[] {R.attr.toolbarStyle});
int toolbarStyleResId = toolbarStyle.getResourceId(0, 0);
textAppearances =
theme.obtainStyledAttributes(
toolbarStyleResId,
new int[] {
R.attr.titleTextAppearance, R.attr.subtitleTextAppearance,
});
int titleTextAppearanceResId = textAppearances.getResourceId(0, 0);
int subtitleTextAppearanceResId = textAppearances.getResourceId(1, 0);
titleTextAppearance =
theme.obtainStyledAttributes(
titleTextAppearanceResId, new int[] {android.R.attr.textColor});
subtitleTextAppearance =
theme.obtainStyledAttributes(
subtitleTextAppearanceResId, new int[] {android.R.attr.textColor});
int titleTextColor = titleTextAppearance.getColor(0, Color.BLACK);
int subtitleTextColor = subtitleTextAppearance.getColor(0, Color.BLACK);
return new int[] {titleTextColor, subtitleTextColor};
} finally {
recycleQuietly(toolbarStyle);
recycleQuietly(textAppearances);
recycleQuietly(titleTextAppearance);
recycleQuietly(subtitleTextAppearance);
}
}
/**
* Get a color value from a theme attribute.
*
* @param context used for getting the color.
* @param attribute theme attribute.
* @param defaultColor default to use.
* @return color value
*/
public static int getThemeColor(Context context, int attribute, int defaultColor) {
int themeColor = 0;
String packageName = context.getPackageName();
try {
Context packageContext = context.createPackageContext(packageName, 0);
ApplicationInfo applicationInfo =
context.getPackageManager().getApplicationInfo(packageName, 0);
packageContext.setTheme(applicationInfo.theme);
Resources.Theme theme = packageContext.getTheme();
TypedArray ta = theme.obtainStyledAttributes(new int[] {attribute});
themeColor = ta.getColor(0, defaultColor);
ta.recycle();
} catch (PackageManager.NameNotFoundException e) {
e.printStackTrace();
}
return themeColor;
}
/**
* Last but not least, try to pull the Font Path from the Theme, which is defined.
*
* @param context Activity Context
* @param styleAttrId Theme style id
* @param attributeId if -1 returns null.
* @return null if no theme or attribute defined.
*/
static String pullFontPathFromTheme(Context context, int styleAttrId, int attributeId) {
if (styleAttrId == -1 || attributeId == -1) return null;
final Resources.Theme theme = context.getTheme();
final TypedValue value = new TypedValue();
theme.resolveAttribute(styleAttrId, value, true);
final TypedArray typedArray =
theme.obtainStyledAttributes(value.resourceId, new int[] {attributeId});
try {
String font = typedArray.getString(0);
return font;
} catch (Exception ignore) {
// Failed for some reason.
return null;
} finally {
typedArray.recycle();
}
}
public void themeObtainTypedArrayAndLeak(Resources.Theme theme) {
TypedArray array = theme.obtainStyledAttributes(new int[] {});
ignore(array);
}
