1 files changed, 57 insertions, 0 deletions
diff --git a/CrespoParts/src/com/cyanogenmod/CrespoParts/Hspa.java b/CrespoParts/src/com/cyanogenmod/CrespoParts/Hspa.java
new file mode 100644
index 0000000..5f85302
--- /dev/null
+++ b/CrespoParts/src/com/cyanogenmod/CrespoParts/Hspa.java
@@ -0,0 +1,57 @@
+package com.cyanogenmod.CrespoParts;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.os.SystemProperties;
+import android.preference.Preference;
+import android.preference.Preference.OnPreferenceChangeListener;
+import android.preference.PreferenceManager;
+
+public class Hspa implements OnPreferenceChangeListener {
+
+    private static final String APK_FILE = "/system/app/SamsungServiceMode.apk";
+    private static final String HSPA_PROP = "ro.crespoparts.rild.hspa";
+    private static final String HSPA_PROP_ENABLED = "1";
+
+    private Context mCtx;
+
+    public Hspa(Context context) {
+        mCtx = context;
+    }
+
+    public static boolean isSupported() {
+        String mHspa = SystemProperties.get(HSPA_PROP,"0");
+        if (mHspa.equals(HSPA_PROP_ENABLED)) {
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * Restore HSPA setting from SharedPreferences. (Write to kernel.)
+     * @param context       The context to read the SharedPreferences from
+     */
+    public static void restore(Context context) {
+        if (!isSupported()) {
+            return;
+        }
+
+        SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(context);
+        sendIntent(context, sharedPrefs.getString(CrespoParts.KEY_HSPA, "23"));
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        sendIntent(mCtx, (String) newValue);
+        return true;
+    }
+
+    private static void sendIntent(Context context, String value) {
+        Intent i = new Intent("com.cyanogenmod.SamsungServiceMode.EXECUTE");
+        i.putExtra("sub_type", 20); // HSPA Setting
+        i.putExtra("data", value);
+        context.sendBroadcast(i);
+    }
+}