diff options
Diffstat (limited to 'updater_sample/src/com/example/android/systemupdatersample/ui/MainActivity.java')
| -rw-r--r-- | updater_sample/src/com/example/android/systemupdatersample/ui/MainActivity.java | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/updater_sample/src/com/example/android/systemupdatersample/ui/MainActivity.java b/updater_sample/src/com/example/android/systemupdatersample/ui/MainActivity.java new file mode 100644 index 000000000..72e1b2469 --- /dev/null +++ b/updater_sample/src/com/example/android/systemupdatersample/ui/MainActivity.java @@ -0,0 +1,314 @@ +/* + * Copyright (C) 2018 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.example.android.systemupdatersample.ui; + +import android.app.Activity; +import android.app.AlertDialog; +import android.os.Build; +import android.os.Bundle; +import android.os.UpdateEngine; +import android.os.UpdateEngineCallback; +import android.util.Log; +import android.view.View; +import android.widget.ArrayAdapter; +import android.widget.Button; +import android.widget.ProgressBar; +import android.widget.Spinner; +import android.widget.TextView; +import android.widget.Toast; + +import com.example.android.systemupdatersample.R; +import com.example.android.systemupdatersample.UpdateConfig; +import com.example.android.systemupdatersample.updates.AbNonStreamingUpdate; +import com.example.android.systemupdatersample.util.UpdateConfigs; +import com.example.android.systemupdatersample.util.UpdateEngineErrorCodes; +import com.example.android.systemupdatersample.util.UpdateEngineStatuses; + +import java.util.List; +import java.util.concurrent.atomic.AtomicInteger; + +/** + * UI for SystemUpdaterSample app. + */ +public class MainActivity extends Activity { + + private TextView mTextViewBuild; + private Spinner mSpinnerConfigs; + private TextView mTextViewConfigsDirHint; + private Button mButtonReload; + private Button mButtonApplyConfig; + private Button mButtonStop; + private Button mButtonReset; + private ProgressBar mProgressBar; + private TextView mTextViewStatus; + + private List<UpdateConfig> mConfigs; + private AtomicInteger mUpdateEngineStatus = + new AtomicInteger(UpdateEngine.UpdateStatusConstants.IDLE); + private UpdateEngine mUpdateEngine = new UpdateEngine(); + + /** + * Listen to {@code update_engine} events. + */ + private UpdateEngineCallbackImpl mUpdateEngineCallback = new UpdateEngineCallbackImpl(); + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_main); + + this.mTextViewBuild = findViewById(R.id.textViewBuild); + this.mSpinnerConfigs = findViewById(R.id.spinnerConfigs); + this.mTextViewConfigsDirHint = findViewById(R.id.textViewConfigsDirHint); + this.mButtonReload = findViewById(R.id.buttonReload); + this.mButtonApplyConfig = findViewById(R.id.buttonApplyConfig); + this.mButtonStop = findViewById(R.id.buttonStop); + this.mButtonReset = findViewById(R.id.buttonReset); + this.mProgressBar = findViewById(R.id.progressBar); + this.mTextViewStatus = findViewById(R.id.textViewStatus); + + this.mUpdateEngine.bind(mUpdateEngineCallback); + + this.mTextViewConfigsDirHint.setText(UpdateConfigs.getConfigsRoot(this)); + + uiReset(); + + loadUpdateConfigs(); + } + + @Override + protected void onDestroy() { + this.mUpdateEngine.unbind(); + super.onDestroy(); + } + + /** + * reload button is clicked + */ + public void onReloadClick(View view) { + loadUpdateConfigs(); + } + + /** + * view config button is clicked + */ + public void onViewConfigClick(View view) { + UpdateConfig config = mConfigs.get(mSpinnerConfigs.getSelectedItemPosition()); + new AlertDialog.Builder(this) + .setTitle(config.getName()) + .setMessage(config.getRawJson()) + .setPositiveButton(R.string.close, (dialog, id) -> dialog.dismiss()) + .show(); + } + + /** + * apply config button is clicked + */ + public void onApplyConfigClick(View view) { + new AlertDialog.Builder(this) + .setTitle("Apply Update") + .setMessage("Do you really want to apply this update?") + .setIcon(android.R.drawable.ic_dialog_alert) + .setPositiveButton(android.R.string.ok, (dialog, whichButton) -> { + uiSetUpdating(); + applyUpdate(getSelectedConfig()); + }) + .setNegativeButton(android.R.string.cancel, null) + .show(); + } + + /** + * stop button clicked + */ + public void onStopClick(View view) { + new AlertDialog.Builder(this) + .setTitle("Stop Update") + .setMessage("Do you really want to cancel running update?") + .setIcon(android.R.drawable.ic_dialog_alert) + .setPositiveButton(android.R.string.ok, (dialog, whichButton) -> { + uiReset(); + stopRunningUpdate(); + }) + .setNegativeButton(android.R.string.cancel, null).show(); + } + + /** + * reset button clicked + */ + public void onResetClick(View view) { + new AlertDialog.Builder(this) + .setTitle("Reset Update") + .setMessage("Do you really want to cancel running update" + + " and restore old version?") + .setIcon(android.R.drawable.ic_dialog_alert) + .setPositiveButton(android.R.string.ok, (dialog, whichButton) -> { + uiReset(); + resetUpdate(); + }) + .setNegativeButton(android.R.string.cancel, null).show(); + } + + /** + * Invoked when anything changes. The value of {@code status} will + * be one of the values from {@link UpdateEngine.UpdateStatusConstants}, + * and {@code percent} will be from {@code 0.0} to {@code 1.0}. + */ + private void onStatusUpdate(int status, float percent) { + mProgressBar.setProgress((int) (100 * percent)); + if (mUpdateEngineStatus.get() != status) { + mUpdateEngineStatus.set(status); + runOnUiThread(() -> { + Log.e("UpdateEngine", "StatusUpdate - status=" + + UpdateEngineStatuses.getStatusText(status) + + "/" + status); + setUiStatus(status); + Toast.makeText(this, "Update Status changed", Toast.LENGTH_LONG) + .show(); + }); + } + } + + /** + * Invoked when the payload has been applied, whether successfully or + * unsuccessfully. The value of {@code errorCode} will be one of the + * values from {@link UpdateEngine.ErrorCodeConstants}. + */ + private void onPayloadApplicationComplete(int errorCode) { + runOnUiThread(() -> { + final String state = UpdateEngineErrorCodes.isUpdateSucceeded(errorCode) + ? "SUCCESS" + : "FAILURE"; + Log.i("UpdateEngine", + "Completed - errorCode=" + + UpdateEngineErrorCodes.getCodeName(errorCode) + "/" + errorCode + + " " + state); + Toast.makeText(this, "Update completed", Toast.LENGTH_LONG).show(); + }); + } + + /** resets ui */ + private void uiReset() { + mTextViewBuild.setText(Build.DISPLAY); + mSpinnerConfigs.setEnabled(true); + mButtonReload.setEnabled(true); + mButtonApplyConfig.setEnabled(true); + mButtonStop.setEnabled(false); + mButtonReset.setEnabled(false); + mProgressBar.setProgress(0); + mProgressBar.setEnabled(false); + mProgressBar.setVisibility(ProgressBar.INVISIBLE); + mTextViewStatus.setText(R.string.unknown); + } + + /** sets ui updating mode */ + private void uiSetUpdating() { + mTextViewBuild.setText(Build.DISPLAY); + mSpinnerConfigs.setEnabled(false); + mButtonReload.setEnabled(false); + mButtonApplyConfig.setEnabled(false); + mButtonStop.setEnabled(true); + mProgressBar.setEnabled(true); + mButtonReset.setEnabled(true); + mProgressBar.setVisibility(ProgressBar.VISIBLE); + } + + /** + * loads json configurations from configs dir that is defined in {@link UpdateConfigs}. + */ + private void loadUpdateConfigs() { + mConfigs = UpdateConfigs.getUpdateConfigs(this); + loadConfigsToSpinner(mConfigs); + } + + /** + * @param status update engine status code + */ + private void setUiStatus(int status) { + String statusText = UpdateEngineStatuses.getStatusText(status); + mTextViewStatus.setText(statusText); + } + + private void loadConfigsToSpinner(List<UpdateConfig> configs) { + String[] spinnerArray = UpdateConfigs.configsToNames(configs); + ArrayAdapter<String> spinnerArrayAdapter = new ArrayAdapter<>(this, + android.R.layout.simple_spinner_item, + spinnerArray); + spinnerArrayAdapter.setDropDownViewResource(android.R.layout + .simple_spinner_dropdown_item); + mSpinnerConfigs.setAdapter(spinnerArrayAdapter); + } + + private UpdateConfig getSelectedConfig() { + return mConfigs.get(mSpinnerConfigs.getSelectedItemPosition()); + } + + /** + * Applies the given update + */ + private void applyUpdate(UpdateConfig config) { + if (config.getInstallType() == UpdateConfig.TYPE_NON_STREAMING) { + AbNonStreamingUpdate update = new AbNonStreamingUpdate(mUpdateEngine, config); + try { + update.execute(); + } catch (Exception e) { + Log.e("MainActivity", "Error applying the update", e); + Toast.makeText(this, "Error applying the update", Toast.LENGTH_SHORT) + .show(); + } + } else { + Toast.makeText(this, "Streaming is not implemented", Toast.LENGTH_SHORT) + .show(); + } + } + + /** + * Requests update engine to stop any ongoing update. If an update has been applied, + * leave it as is. + */ + private void stopRunningUpdate() { + Toast.makeText(this, + "stopRunningUpdate is not implemented", + Toast.LENGTH_SHORT).show(); + + } + + /** + * Resets update engine to IDLE state. Requests to cancel any onging update, or to revert if an + * update has been applied. + */ + private void resetUpdate() { + Toast.makeText(this, + "resetUpdate is not implemented", + Toast.LENGTH_SHORT).show(); + } + + /** + * Helper class to delegate UpdateEngine callbacks to MainActivity + */ + class UpdateEngineCallbackImpl extends UpdateEngineCallback { + @Override + public void onStatusUpdate(int status, float percent) { + MainActivity.this.onStatusUpdate(status, percent); + } + + @Override + public void onPayloadApplicationComplete(int errorCode) { + MainActivity.this.onPayloadApplicationComplete(errorCode); + } + } + +} |