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/*
* Copyright (C) 2010 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.android.gallery3d.photoeditor;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import com.android.gallery3d.R;
/**
* Main activity of the photo editor.
*/
public class PhotoEditor extends Activity {
private Uri uri;
private FilterStack filterStack;
private Toolbar toolbar;
private View backButton;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.photoeditor_main);
Intent intent = getIntent();
uri = Intent.ACTION_EDIT.equalsIgnoreCase(intent.getAction()) ? intent.getData() : null;
final ActionBar actionBar = (ActionBar) findViewById(R.id.action_bar);
filterStack = new FilterStack((PhotoView) findViewById(R.id.photo_view), actionBar);
toolbar = (Toolbar) findViewById(R.id.toolbar);
toolbar.initialize(filterStack);
final EffectsBar effectsBar = (EffectsBar) findViewById(R.id.effects_bar);
backButton = findViewById(R.id.action_bar_back);
backButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (actionBar.isEnabled()) {
// Exit effects or go back to the previous activity on pressing back button.
if (!effectsBar.exit(null)) {
tryRun(new Runnable() {
@Override
public void run() {
finish();
}
});
}
}
}
});
}
private void tryRun(final Runnable runnable) {
if (findViewById(R.id.save_button).isEnabled()) {
// Pop-up a dialog before executing the runnable to save unsaved photo.
AlertDialog.Builder builder = new AlertDialog.Builder(this)
.setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
toolbar.savePhoto(new Runnable() {
@Override
public void run() {
runnable.run();
}
});
}
})
.setNeutralButton(R.string.no, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
runnable.run();
}
})
.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
// no-op
}
});
builder.setMessage(R.string.save_photo).show();
return;
}
runnable.run();
}
@Override
public void onBackPressed() {
backButton.performClick();
}
@Override
protected void onPause() {
// TODO: Close running spinner progress dialogs as all pending operations will be paused.
super.onPause();
filterStack.onPause();
}
@Override
protected void onResume() {
super.onResume();
filterStack.onResume();
toolbar.openPhoto(uri);
}
}
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