I want to make an app that can change system font style in galaxy phone after installing my app user can change font from Setting>my Device >font style and choose from list without requiring root permission. I have my own font style in true type file. Click here to see example of app I want to make.
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manidest
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android" android:versionCode="2" android:versionName="1.1" package="com.monotype.android.font.presentltroman" platformBuildVersionCode="23" platformBuildVersionName="6.0-2438415">
<uses-sdk android:minSdkVersion="7" />
<application android:label="@string/app_name" android:icon="@drawable/icon">
<provider android:name=".FontContentProvider" android:authorities="com.example.myfont" />
<support-screens android:largeScreens="true" android:xlargeScreens="true" />
</application>
</manifest>
There is only one activity
import android.content.ContentProvider;
import android.content.ContentValues;
import android.content.UriMatcher;
import android.content.res.AssetFileDescriptor;
import android.content.res.AssetManager;
import android.database.Cursor;
import android.net.Uri;
import android.os.ParcelFileDescriptor;
import android.util.Log;
import java.io.FileNotFoundException;
public class FontContentProvider extends ContentProvider {
private static final UriMatcher uriMatcher = new UriMatcher(-1);
public ParcelFileDescriptor openFile(Uri uri, String mode) throws FileNotFoundException {
return null;
}
public AssetFileDescriptor openAssetFile(Uri uri, String mode) throws FileNotFoundException {
String file_name = uri.getPath();
if (file_name == null) {
throw new FileNotFoundException();
}
if (file_name.startsWith("/")) {
file_name = file_name.substring(1);
}
AssetFileDescriptor ad = null;
try {
ad = getContext().getAssets().openFd(file_name);
} catch (Exception e) {
Log.v("CPFontTest", "cp - openAssetFile EXCEPTION");
}
return ad;
}
public int delete(Uri uri, String selection, String[] selectionArgs) {
return 0;
}
public String getType(Uri uri) {
AssetManager am = getContext().getAssets();
StringBuilder xmlfileStringBuilder = new StringBuilder();
try {
for (String s : am.list("xml")) {
xmlfileStringBuilder.append(s + "\n");
}
return xmlfileStringBuilder.toString();
} catch (Exception e) {
return null;
}
}
public Uri insert(Uri uri, ContentValues values) {
return null;
}
public boolean onCreate() {
return true;
}
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) {
return null;
}
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
return 0;
}
static {
uriMatcher.addURI(".fontcontentprovider", "fonts", 1);
}
}
