Replace refresh dialog with icon animation

Change-Id: I6d2cc649b9fa8883a7256d8ecb62cb56bbf5dd59

Author: Gabriele M

res/values/strings.xml

@@ -61,7 +61,6 @@
     <string name="menu_show_changelog">Show changelog</string>
     <string name="menu_changelog_url" translatable="false">https://download.lineageos.org/<xliff:g id="device_name">%1$s</xliff:g>/changes</string>
 
-    <string name="dialog_checking_for_updates">Checking for updates</string>
     <string name="snack_updates_found">New updates found</string>
     <string name="snack_no_updates_found">No new updates found</string>
     <string name="snack_updates_check_failed">The update check failed. Please check your internet connection and try again later.</string>

src/org/lineageos/updater/UpdatesActivity.java

@@ -15,11 +15,9 @@
  */
 package org.lineageos.updater;
 
-import android.app.ProgressDialog;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;
-import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.ServiceConnection;
@@ -42,6 +40,9 @@
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
+import android.view.animation.Animation;
+import android.view.animation.LinearInterpolator;
+import android.view.animation.RotateAnimation;
 import android.widget.TextView;
 
 import org.json.JSONException;
@@ -71,6 +72,9 @@ public class UpdatesActivity extends UpdatesListActivity {
 
     private UpdatesListAdapter mAdapter;
 
+    private View mRefreshIconView;
+    private RotateAnimation mRefreshAnimation;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -147,6 +151,11 @@ public void onOffsetChanged(AppBarLayout appBarLayout, int verticalOffset) {
             // This can't be collapsed without a touchscreen
             appBar.setExpanded(false);
         }
+
+        mRefreshAnimation = new RotateAnimation(0, 360, Animation.RELATIVE_TO_SELF, 0.5f,
+                Animation.RELATIVE_TO_SELF, 0.5f);
+        mRefreshAnimation.setInterpolator(new LinearInterpolator());
+        mRefreshAnimation.setDuration(1000);
     }
 
     @Override
@@ -353,23 +362,17 @@ private void downloadUpdatesList(final boolean manualRefresh) {
         String url = Utils.getServerURL(this);
         Log.d(TAG, "Checking " + url);
 
-        final ProgressDialog progressDialog = new ProgressDialog(this);
-        progressDialog.setTitle(R.string.app_name);
-        progressDialog.setMessage(getString(R.string.dialog_checking_for_updates));
-        progressDialog.setIndeterminate(true);
-        progressDialog.setCancelable(true);
-
         DownloadClient.DownloadCallback callback = new DownloadClient.DownloadCallback() {
             @Override
             public void onFailure(final boolean cancelled) {
                 Log.e(TAG, "Could not download updates list");
                 runOnUiThread(new Runnable() {
                     @Override
                     public void run() {
-                        progressDialog.dismiss();
                         if (!cancelled) {
                             showSnackbar(R.string.snack_updates_check_failed, Snackbar.LENGTH_LONG);
                         }
+                        refreshAnimationStop();
                     }
                 });
             }
@@ -386,7 +389,7 @@ public void onSuccess(File destination) {
                     public void run() {
                         Log.d(TAG, "List downloaded");
                         processNewJson(jsonFile, jsonFileTmp, manualRefresh);
-                        progressDialog.dismiss();
+                        refreshAnimationStop();
                     }
                 });
             }
@@ -405,14 +408,7 @@ public void run() {
             return;
         }
 
-        progressDialog.setOnCancelListener(new DialogInterface.OnCancelListener() {
-            @Override
-            public void onCancel(DialogInterface dialog) {
-                progressDialog.dismiss();
-                downloadClient.cancel();
-            }
-        });
-        progressDialog.show();
+        refreshAnimationStart();
         downloadClient.start();
     }
 
@@ -446,4 +442,22 @@ private void handleDownloadStatusChange(String downloadId) {
     public void showSnackbar(int stringId, int duration) {
         Snackbar.make(findViewById(R.id.main_container), stringId, duration).show();
     }
+
+    private void refreshAnimationStart() {
+        if (mRefreshIconView == null) {
+            mRefreshIconView = findViewById(R.id.menu_refresh);
+        }
+        if (mRefreshIconView != null) {
+            mRefreshAnimation.setRepeatCount(Animation.INFINITE);
+            mRefreshIconView.startAnimation(mRefreshAnimation);
+            mRefreshIconView.setEnabled(false);
+        }
+    }
+
+    private void refreshAnimationStop() {
+        if (mRefreshIconView != null) {
+            mRefreshAnimation.setRepeatCount(0);
+            mRefreshIconView.setEnabled(true);
+        }
+    }
 }