apps/NotificationStudio/src/com/android/notificationstudio/NotificationStudioActivity.java - platform/sdk - Git at Google

 /*
  * Copyright 2012 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.notificationstudio;

 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.app.Activity;
 import android.app.Notification;
 import android.app.NotificationManager;
 import android.content.Context;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
 import android.util.DisplayMetrics;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.View.OnLayoutChangeListener;
 import android.view.ViewGroup;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.EditText;
 import android.widget.FrameLayout;
 import android.widget.FrameLayout.LayoutParams;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.RemoteViews;
 import android.widget.TextView;

 import com.android.notificationstudio.action.ShareCodeAction;
 import com.android.notificationstudio.action.ShareMockupAction;
 import com.android.notificationstudio.editor.Editors;
 import com.android.notificationstudio.generator.NotificationGenerator;
 import com.android.notificationstudio.model.EditableItem;
 import com.android.notificationstudio.model.EditableItemConstants;

 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;

 public class NotificationStudioActivity extends Activity implements EditableItemConstants{
     private static final String TAG = NotificationStudioActivity.class.getSimpleName();
     private static final int PREVIEW_NOTIFICATION = 1;
     private static final int REFRESH_DELAY = 50;
     private static final ExecutorService BACKGROUND = Executors.newSingleThreadExecutor();

     private boolean mRefreshPending;

     private final Handler mHandler = new Handler();
     private final Runnable mRefreshNotificationInner = new Runnable() {
         public void run() {
             refreshNotificationInner();
         }};

     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);

         getWindow().setBackgroundDrawableResource(android.R.color.black);
         setContentView(R.layout.studio);
         initPreviewScroller();

         EditableItem.initIfNecessary(this);

         initEditors();
     }

     private void initPreviewScroller() {

         MaxHeightScrollView preview = (MaxHeightScrollView) findViewById(R.id.preview_scroller);
         if (preview == null)
             return;
         final int margin = ((ViewGroup.MarginLayoutParams) preview.getLayoutParams()).bottomMargin;
         preview.addOnLayoutChangeListener(new OnLayoutChangeListener(){
             public void onLayoutChange(View v, int left, int top, int right, int bottom,
                     int oldLeft, int oldTop, int oldRight, int oldBottom) {
                 // animate preview height changes
                 if (oldBottom != bottom) {
                     final View e = findViewById(R.id.editors);
                     final int y = bottom + margin;
                     e.animate()
                         .translationY(y - oldBottom)
                         .setListener(new AnimatorListenerAdapter() {
                             public void onAnimationEnd(Animator animation) {
                                 FrameLayout.LayoutParams lp = (LayoutParams) e.getLayoutParams();
                                 lp.topMargin = y;
                                 e.setTranslationY(0);
                                 e.setLayoutParams(lp);
                             }
                         });
                 }
             }});

         // limit the max height for preview, leave room for editors + soft keyboard
         DisplayMetrics dm = new DisplayMetrics();
         getWindowManager().getDefaultDisplay().getMetrics(dm);
         float actualHeight = dm.heightPixels / dm.ydpi;
         float pct = actualHeight < 3.5 ? .32f :
                     actualHeight < 4 ? .35f :
                     .38f;
         preview.setMaxHeight((int)(dm.heightPixels * pct));
     }

     private void initEditors() {
         LinearLayout items = (LinearLayout) findViewById(R.id.items);
         items.removeAllViews();
         String currentCategory = null;
         for (EditableItem item : EditableItem.values()) {
             String itemCategory = item.getCategory(this);
             if (!itemCategory.equals(currentCategory)) {
                 View dividerView = getLayoutInflater().inflate(R.layout.divider, null);
                 ((TextView) dividerView.findViewById(R.id.divider_text)).setText(itemCategory);
                 items.addView(dividerView);
                 currentCategory = itemCategory;
             }
             View editorView = Editors.newEditor(this, items, item);
             if (editorView != null)
                 items.addView(editorView);
         }
         refreshNotification();
     }

     @Override
     protected void onRestoreInstanceState(Bundle savedInstanceState) {
        // we'll take care of restoring state
     }

     public void refreshNotification() {
         mRefreshPending = true;
         mHandler.postDelayed(mRefreshNotificationInner, REFRESH_DELAY);
     }

     private void refreshNotificationInner() {
         if (!mRefreshPending) {
             return;
         }
         final Notification notification = NotificationGenerator.build(this);
         ViewGroup oneU = (ViewGroup) findViewById(R.id.oneU);
         ViewGroup fourU = (ViewGroup) findViewById(R.id.fourU);
         View oneUView = refreshRemoteViews(oneU, notification.contentView);
         if (Build.VERSION.SDK_INT >= 16)
             refreshRemoteViews(fourU, notification.bigContentView);
         else if (Build.VERSION.SDK_INT >= 11) {
             ImageView largeIcon = (ImageView) findViewById(R.id.large_icon);
             largeIcon.setVisibility(notification.largeIcon == null ? View.GONE : View.VISIBLE);
             if (notification.largeIcon != null)
                 largeIcon.setImageBitmap(notification.largeIcon);
         } else if (oneUView != null) {
             oneUView.setBackgroundColor(getResources().getColor(R.color.gb_background));
             oneUView.setMinimumHeight(100);
         }
         mRefreshPending = false;

         // this can take a while, run on a background thread
         BACKGROUND.submit(new Runnable() {
             public void run() {
                 NotificationManager mgr =
                         (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
                 try {
                     mgr.notify(PREVIEW_NOTIFICATION, notification);
                 } catch (Throwable t) {
                     Log.w(TAG, "Error displaying notification", t);
                 }
             }});
     }

     private View refreshRemoteViews(ViewGroup parent, RemoteViews remoteViews) {
         parent.removeAllViews();
         if (remoteViews != null) {
             parent.setVisibility(View.VISIBLE);
             try {
                 View v = remoteViews.apply(this, parent);
                 parent.addView(v);
                 return v;
             } catch (Exception e) {
                 TextView exceptionView = new TextView(this);
                 exceptionView.setText(e.getClass().getSimpleName() + ": " + e.getMessage());
                 parent.addView(exceptionView);
                 return exceptionView;
             }
         } else {
             parent.setVisibility(View.GONE);
             return null;
         }
     }

     // action bar setup
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         MenuInflater inflater = getMenuInflater();
         inflater.inflate(R.menu.action_bar, menu);
         return true;
     }

     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         switch (item.getItemId()) {
             case R.id.action_share_code:
                 ShareCodeAction.launch(this, item.getTitle());
                 return true;
             case R.id.action_share_mockup:
                 ShareMockupAction.launch(this, item.getTitle());
                 return true;
         }
         return false;
     }

     // hides the soft keyboard more aggressively when leaving text editors
     @Override
     public boolean dispatchTouchEvent(MotionEvent event) {
         View v = getCurrentFocus();
         boolean ret = super.dispatchTouchEvent(event);

         if (v instanceof EditText) {
             View currentFocus = getCurrentFocus();
             int screenCoords[] = new int[2];
             currentFocus.getLocationOnScreen(screenCoords);
             float x = event.getRawX() + currentFocus.getLeft() - screenCoords[0];
             float y = event.getRawY() + currentFocus.getTop() - screenCoords[1];

             if (event.getAction() == MotionEvent.ACTION_UP
                     && (x < currentFocus.getLeft() ||
                         x >= currentFocus.getRight() ||
                         y < currentFocus.getTop() ||
                         y > currentFocus.getBottom())) {
                 InputMethodManager imm =
                     (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
                 imm.hideSoftInputFromWindow(getWindow().getCurrentFocus().getWindowToken(), 0);
             }
         }
         return ret;
     }

 }
	/*
	* Copyright 2012 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.notificationstudio;

	import android.animation.Animator;
	import android.animation.AnimatorListenerAdapter;
	import android.app.Activity;
	import android.app.Notification;
	import android.app.NotificationManager;
	import android.content.Context;
	import android.os.Build;
	import android.os.Bundle;
	import android.os.Handler;
	import android.util.DisplayMetrics;
	import android.util.Log;
	import android.view.Menu;
	import android.view.MenuInflater;
	import android.view.MenuItem;
	import android.view.MotionEvent;
	import android.view.View;
	import android.view.View.OnLayoutChangeListener;
	import android.view.ViewGroup;
	import android.view.inputmethod.InputMethodManager;
	import android.widget.EditText;
	import android.widget.FrameLayout;
	import android.widget.FrameLayout.LayoutParams;
	import android.widget.ImageView;
	import android.widget.LinearLayout;
	import android.widget.RemoteViews;
	import android.widget.TextView;

	import com.android.notificationstudio.action.ShareCodeAction;
	import com.android.notificationstudio.action.ShareMockupAction;
	import com.android.notificationstudio.editor.Editors;
	import com.android.notificationstudio.generator.NotificationGenerator;
	import com.android.notificationstudio.model.EditableItem;
	import com.android.notificationstudio.model.EditableItemConstants;

	import java.util.concurrent.ExecutorService;
	import java.util.concurrent.Executors;

	public class NotificationStudioActivity extends Activity implements EditableItemConstants{
	private static final String TAG = NotificationStudioActivity.class.getSimpleName();
	private static final int PREVIEW_NOTIFICATION = 1;
	private static final int REFRESH_DELAY = 50;
	private static final ExecutorService BACKGROUND = Executors.newSingleThreadExecutor();

	private boolean mRefreshPending;

	private final Handler mHandler = new Handler();
	private final Runnable mRefreshNotificationInner = new Runnable() {
	public void run() {
	refreshNotificationInner();
	}};

	@Override
	public void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);

	getWindow().setBackgroundDrawableResource(android.R.color.black);
	setContentView(R.layout.studio);
	initPreviewScroller();

	EditableItem.initIfNecessary(this);

	initEditors();
	}

	private void initPreviewScroller() {

	MaxHeightScrollView preview = (MaxHeightScrollView) findViewById(R.id.preview_scroller);
	if (preview == null)
	return;
	final int margin = ((ViewGroup.MarginLayoutParams) preview.getLayoutParams()).bottomMargin;
	preview.addOnLayoutChangeListener(new OnLayoutChangeListener(){
	public void onLayoutChange(View v, int left, int top, int right, int bottom,
	int oldLeft, int oldTop, int oldRight, int oldBottom) {
	// animate preview height changes
	if (oldBottom != bottom) {
	final View e = findViewById(R.id.editors);
	final int y = bottom + margin;
	e.animate()
	.translationY(y - oldBottom)
	.setListener(new AnimatorListenerAdapter() {
	public void onAnimationEnd(Animator animation) {
	FrameLayout.LayoutParams lp = (LayoutParams) e.getLayoutParams();
	lp.topMargin = y;
	e.setTranslationY(0);
	e.setLayoutParams(lp);
	}
	});
	}
	}});

	// limit the max height for preview, leave room for editors + soft keyboard
	DisplayMetrics dm = new DisplayMetrics();
	getWindowManager().getDefaultDisplay().getMetrics(dm);
	float actualHeight = dm.heightPixels / dm.ydpi;
	float pct = actualHeight < 3.5 ? .32f :
	actualHeight < 4 ? .35f :
	.38f;
	preview.setMaxHeight((int)(dm.heightPixels * pct));
	}

	private void initEditors() {
	LinearLayout items = (LinearLayout) findViewById(R.id.items);
	items.removeAllViews();
	String currentCategory = null;
	for (EditableItem item : EditableItem.values()) {
	String itemCategory = item.getCategory(this);
	if (!itemCategory.equals(currentCategory)) {
	View dividerView = getLayoutInflater().inflate(R.layout.divider, null);
	((TextView) dividerView.findViewById(R.id.divider_text)).setText(itemCategory);
	items.addView(dividerView);
	currentCategory = itemCategory;
	}
	View editorView = Editors.newEditor(this, items, item);
	if (editorView != null)
	items.addView(editorView);
	}
	refreshNotification();
	}

	@Override
	protected void onRestoreInstanceState(Bundle savedInstanceState) {
	// we'll take care of restoring state
	}

	public void refreshNotification() {
	mRefreshPending = true;
	mHandler.postDelayed(mRefreshNotificationInner, REFRESH_DELAY);
	}

	private void refreshNotificationInner() {
	if (!mRefreshPending) {
	return;
	}
	final Notification notification = NotificationGenerator.build(this);
	ViewGroup oneU = (ViewGroup) findViewById(R.id.oneU);
	ViewGroup fourU = (ViewGroup) findViewById(R.id.fourU);
	View oneUView = refreshRemoteViews(oneU, notification.contentView);
	if (Build.VERSION.SDK_INT >= 16)
	refreshRemoteViews(fourU, notification.bigContentView);
	else if (Build.VERSION.SDK_INT >= 11) {
	ImageView largeIcon = (ImageView) findViewById(R.id.large_icon);
	largeIcon.setVisibility(notification.largeIcon == null ? View.GONE : View.VISIBLE);
	if (notification.largeIcon != null)
	largeIcon.setImageBitmap(notification.largeIcon);
	} else if (oneUView != null) {
	oneUView.setBackgroundColor(getResources().getColor(R.color.gb_background));
	oneUView.setMinimumHeight(100);
	}
	mRefreshPending = false;

	// this can take a while, run on a background thread
	BACKGROUND.submit(new Runnable() {
	public void run() {
	NotificationManager mgr =
	(NotificationManager) getSystemService(NOTIFICATION_SERVICE);
	try {
	mgr.notify(PREVIEW_NOTIFICATION, notification);
	} catch (Throwable t) {
	Log.w(TAG, "Error displaying notification", t);
	}
	}});
	}

	private View refreshRemoteViews(ViewGroup parent, RemoteViews remoteViews) {
	parent.removeAllViews();
	if (remoteViews != null) {
	parent.setVisibility(View.VISIBLE);
	try {
	View v = remoteViews.apply(this, parent);
	parent.addView(v);
	return v;
	} catch (Exception e) {
	TextView exceptionView = new TextView(this);
	exceptionView.setText(e.getClass().getSimpleName() + ": " + e.getMessage());
	parent.addView(exceptionView);
	return exceptionView;
	}
	} else {
	parent.setVisibility(View.GONE);
	return null;
	}
	}

	// action bar setup
	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
	MenuInflater inflater = getMenuInflater();
	inflater.inflate(R.menu.action_bar, menu);
	return true;
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
	switch (item.getItemId()) {
	case R.id.action_share_code:
	ShareCodeAction.launch(this, item.getTitle());
	return true;
	case R.id.action_share_mockup:
	ShareMockupAction.launch(this, item.getTitle());
	return true;
	}
	return false;
	}

	// hides the soft keyboard more aggressively when leaving text editors
	@Override
	public boolean dispatchTouchEvent(MotionEvent event) {
	View v = getCurrentFocus();
	boolean ret = super.dispatchTouchEvent(event);

	if (v instanceof EditText) {
	View currentFocus = getCurrentFocus();
	int screenCoords[] = new int[2];
	currentFocus.getLocationOnScreen(screenCoords);
	float x = event.getRawX() + currentFocus.getLeft() - screenCoords[0];
	float y = event.getRawY() + currentFocus.getTop() - screenCoords[1];

	if (event.getAction() == MotionEvent.ACTION_UP
	&& (x < currentFocus.getLeft() \|\|
	x >= currentFocus.getRight() \|\|
	y < currentFocus.getTop() \|\|
	y > currentFocus.getBottom())) {
	InputMethodManager imm =
	(InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
	imm.hideSoftInputFromWindow(getWindow().getCurrentFocus().getWindowToken(), 0);
	}
	}
	return ret;
	}

	}