package com.smartandroid.sa.sherlock.internal;
import org.xmlpull.v1.XmlPullParser;
import android.app.Activity;
import android.content.Context;
import android.content.res.AssetManager;
import android.content.res.XmlResourceParser;
import android.os.Build;
import android.util.DisplayMetrics;
import android.util.Log;
import com.smartandroid.sa.sherlock.ActionBarSherlock;
public final class ResourcesCompat {
private static final String TAG = "ResourcesCompat";
// No instances
private ResourcesCompat() {
}
/**
* Support implementation of {@code getResources().getBoolean()} that we can
* use to simulate filtering based on width and smallest width qualifiers on
* pre-3.2.
*
* @param context
* Context to load booleans from on 4.0+ and to fetch the display
* metrics.
* @param id
* Id of boolean to load.
* @return Associated boolean value as reflected by the current display
* metrics.
*/
public static boolean getResources_getBoolean(Context context, int id) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
return context.getResources().getBoolean(id);
}
DisplayMetrics metrics = context.getResources().getDisplayMetrics();
float widthDp = metrics.widthPixels / metrics.density;
float heightDp = metrics.heightPixels / metrics.density;
float smallestWidthDp = (widthDp < heightDp) ? widthDp : heightDp;
if (id == context.getResources().getIdentifier(
"abs__action_bar_embed_tabs", "bool", context.getPackageName())) {
// if (id == R.bool.abs__action_bar_embed_tabs) {
if (widthDp >= 480) {
return true; // values-w480dp
}
return false; // values
}
if (id == context.getResources().getIdentifier(
"abs__split_action_bar_is_narrow", "bool",
context.getPackageName())) {
// if (id == R.bool.abs__split_action_bar_is_narrow) {
if (widthDp >= 480) {
return false; // values-w480dp
}
return true; // values
}
if (id == context.getResources().getIdentifier(
"abs__action_bar_expanded_action_views_exclusive", "bool",
context.getPackageName())) {
// if (id == R.bool.abs__action_bar_expanded_action_views_exclusive)
// {
if (smallestWidthDp >= 600) {
return false; // values-sw600dp
}
return true; // values
}
if (id == context.getResources().getIdentifier(
"abs__config_allowActionMenuItemTextWithIcon", "bool",
context.getPackageName())) {
// if (id == R.bool.abs__config_allowActionMenuItemTextWithIcon) {
if (widthDp >= 480) {
return true; // values-w480dp
}
return false; // values
}
throw new IllegalArgumentException("Unknown boolean resource ID " + id);
}
/**
* Support implementation of {@code getResources().getInteger()} that we can
* use to simulate filtering based on width qualifiers on pre-3.2.
*
* @param context
* Context to load integers from on 3.2+ and to fetch the display
* metrics.
* @param id
* Id of integer to load.
* @return Associated integer value as reflected by the current display
* metrics.
*/
public static int getResources_getInteger(Context context, int id) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR2) {
return context.getResources().getInteger(id);
}
DisplayMetrics metrics = context.getResources().getDisplayMetrics();
float widthDp = metrics.widthPixels / metrics.density;
if (id == context.getResources().getIdentifier(
"abs__max_action_buttons", "integer", context.getPackageName())) {
// if (id == R.integer.abs__max_action_buttons) {
if (widthDp >= 600) {
return 5; // values-w600dp
}
if (widthDp >= 500) {
return 4; // values-w500dp
}
if (widthDp >= 360) {
return 3; // values-w360dp
}
return 2; // values
}
throw new IllegalArgumentException("Unknown integer resource ID " + id);
}
/**
* Attempt to programmatically load the logo from the manifest file of an
* activity by using an XML pull parser. This should allow us to read the
* logo attribute regardless of the platform it is being run on.
*
* @param activity
* Activity instance.
* @return Logo resource ID.
*/
public static int loadLogoFromManifest(Activity activity) {
int logo = 0;
try {
final String thisPackage = activity.getClass().getName();
if (ActionBarSherlock.DEBUG)
Log.i(TAG, "Parsing AndroidManifest.xml for " + thisPackage);
final String packageName = activity.getApplicationInfo().packageName;
final AssetManager am = activity.createPackageContext(packageName,
0).getAssets();
final XmlResourceParser xml = am
.openXmlResourceParser("AndroidManifest.xml");
int eventType = xml.getEventType();
while (eventType != XmlPullParser.END_DOCUMENT) {
if (eventType == XmlPullParser.START_TAG) {
String name = xml.getName();
if ("application".equals(name)) {
// Check if the <application> has the attribute
if (ActionBarSherlock.DEBUG)
Log.d(TAG, "Got <application>");
for (int i = xml.getAttributeCount() - 1; i >= 0; i--) {
if (ActionBarSherlock.DEBUG)
Log.d(TAG,
xml.getAttributeName(i) + ": "
+ xml.getAttributeValue(i));
if ("logo".equals(xml.getAttributeName(i))) {
logo = xml.getAttributeResourceValue(i, 0);
break; // out of for loop
}
}
} else if ("activity".equals(name)) {
// Check if the <activity> is us and has the attribute
if (ActionBarSherlock.DEBUG)
Log.d(TAG, "Got <activity>");
Integer activityLogo = null;
String activityPackage = null;
boolean isOurActivity = false;
for (int i = xml.getAttributeCount() - 1; i >= 0; i--) {
if (ActionBarSherlock.DEBUG)
Log.d(TAG,
xml.getAttributeName(i) + ": "
+ xml.getAttributeValue(i));
// We need both uiOptions and name attributes
String attrName = xml.getAttributeName(i);
if ("logo".equals(attrName)) {
activityLogo = xml.getAttributeResourceValue(i,
0);
} else if ("name".equals(attrName)) {
activityPackage = ActionBarSherlockCompat
.cleanActivityName(packageName,
xml.getAttributeValue(i));
if (!thisPackage.equals(activityPackage)) {
break; // on to the next
}
isOurActivity = true;
}
// Make sure we have both attributes before
// processing
if ((activityLogo != null)
&& (activityPackage != null)) {
// Our activity, logo specified, override with
// our value
logo = activityLogo.intValue();
}
}
if (isOurActivity) {
// If we matched our activity but it had no logo
// don't
// do any more processing of the manifest
break;
}
}
}
eventType = xml.nextToken();
}
} catch (Exception e) {
e.printStackTrace();
}
if (ActionBarSherlock.DEBUG)
Log.i(TAG, "Returning " + Integer.toHexString(logo));
return logo;
}
}