gecko/mobile/android/base/AboutHomeContent.java
Brad Lassey 2d71f62306 bug 701380 - Implement a native about:home (start page) r=mfinkle
--HG--
extra : rebase_source : 3b61498dc4a17fbec21531bd831994f81fb85532
2011-11-29 01:38:35 -05:00

274 lines
11 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Android code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2011
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Brad Lassey <blassey@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
package org.mozilla.gecko;
import android.app.Activity;
import android.os.Bundle;
import android.widget.*;
import android.database.*;
import android.view.*;
import android.graphics.*;
import android.content.*;
import android.provider.Browser;
import android.util.Log;
import java.util.Date;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.provider.Browser;
import android.util.Log;
import android.view.View;
import android.widget.ListAdapter;
import android.widget.GridView;
import android.widget.SimpleCursorAdapter;
import java.io.*;
import java.util.zip.*;
import android.os.Handler;
import org.json.*;
import android.util.AttributeSet;
public class AboutHomeContent extends LinearLayout {
public interface UriLoadCallback {
public void callback(String uriSpec);
}
UriLoadCallback mUriLoadCallback = null;
void setUriLoadCallback(UriLoadCallback uriLoadCallback) {
mUriLoadCallback = uriLoadCallback;
}
public AboutHomeContent(Context context, AttributeSet attrs) {
super(context, attrs);
}
private static final String LOGTAG = "GeckoAboutHome";
private static final String TITLE_KEY = "title";
private static final String kAbouthomeWhereClause = Browser.BookmarkColumns.BOOKMARK + " = 1";
private static final int kTileWidth = 122;
private Cursor mCursor;
private Uri mUri;
private String mTitle;
protected ListAdapter mGridAdapter;
protected ArrayAdapter<String> mAddonAdapter;
protected GridView mGrid;
protected ListView mAddonList;
private Handler mHandler = new Handler();
public void onActivityContentChanged(Activity activity) {
mGrid = (GridView)findViewById(R.id.grid);
if (mGrid == null)
return;
mGrid.setOnItemClickListener(mGridOnClickListener);
// we want to do this: mGrid.setNumColumns(GridView.AUTO_FIT); but it doesn't work
Display display = ((WindowManager) activity.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
int width = display.getWidth();
mGrid.setNumColumns((int) Math.floor(width / kTileWidth));
mAddonList = (ListView)findViewById(R.id.recommended_addon_list);
GeckoApp.mAppContext.mMainHandler.post(new Runnable() {
public void run() {
mGrid.setAdapter(mGridAdapter);
}
});
}
private AdapterView.OnItemClickListener mGridOnClickListener = new AdapterView.OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View v, int position, long id)
{
onGridItemClick((GridView)parent, v, position, id);
}
};
void init(final Activity activity) {
LayoutInflater inflater =
(LayoutInflater) activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
inflater.inflate(R.layout.abouthome_content, this);
GeckoAppShell.getHandler().post(new Runnable() {
public void run() {
mCursor = activity.managedQuery(Browser.BOOKMARKS_URI,
null, kAbouthomeWhereClause, null, null);
activity.startManagingCursor(mCursor);
onActivityContentChanged(activity);
mAddonAdapter = new ArrayAdapter<String>(activity, R.layout.abouthome_addon_list_item);
GeckoApp.mAppContext.mMainHandler.post(new Runnable() {
public void run() {
final SimpleCursorAdapter gridAdapter =
new SimpleCursorAdapter(activity, R.layout.abouthome_grid_box, mCursor,
new String[] {Browser.BookmarkColumns.TITLE,
Browser.BookmarkColumns.FAVICON,
Browser.BookmarkColumns.URL,
"thumbnail"},
new int[] {R.id.bookmark_title, R.id.bookmark_icon, R.id.bookmark_url, R.id.screenshot});
mGrid.setAdapter(gridAdapter);
gridAdapter.setViewBinder(new AwesomeCursorViewBinder());
mAddonList.setAdapter(mAddonAdapter);
}
});
readRecommendedAddons(activity);
}
});
}
void readRecommendedAddons(final Activity activity) {
GeckoAppShell.getHandler().post(new Runnable() {
public void run() {
try {
File applicationPackage = new File(activity.getApplication().getPackageResourcePath());
byte[] buf = new byte[32768];
ZipFile zip = new ZipFile(applicationPackage);
ZipEntry fileEntry = zip.getEntry("recommended-addons.json");
InputStream fileStream;
fileStream = zip.getInputStream(fileEntry);
StringBuffer jsonString = new StringBuffer();
int read = 0;
while ((read = fileStream.read(buf, 0, 32768)) != -1) {
jsonString.append(new String(buf, 0, read));
}
final JSONArray array = new JSONObject(jsonString.toString()).getJSONArray("addons");
GeckoApp.mAppContext.mMainHandler.post(new Runnable() {
public void run() {
try {
for (int i = 0; i < array.length(); i++) {
JSONObject jsonobj = array.getJSONObject(i);
mAddonAdapter.add(jsonobj.getString("name"));
Log.i("GeckoAddons", "addon #" + i +": " + jsonobj.getString("name"));
}
} catch (Exception e) {
Log.i("GeckoAddons", "error reading json file", e);
}
}
});
} catch (Exception e) {
Log.i("GeckoAddons", "error reading json file", e);
}
}
});
}
protected void onGridItemClick(GridView l, View v, int position, long id) {
mCursor.moveToPosition(position);
String spec = mCursor.getString(mCursor.getColumnIndex(Browser.BookmarkColumns.URL));
Log.i(LOGTAG, "clicked: " + spec);
if (mUriLoadCallback != null)
mUriLoadCallback.callback(spec);
}
}
class AwesomeCursorViewBinder implements SimpleCursorAdapter.ViewBinder {
private boolean updateImage(View view, Cursor cursor, int faviconIndex) {
byte[] b = cursor.getBlob(faviconIndex);
ImageView favicon = (ImageView) view;
if (b == null) {
favicon.setImageResource(R.drawable.favicon);
} else {
Bitmap bitmap = BitmapFactory.decodeByteArray(b, 0, b.length);
favicon.setImageBitmap(bitmap);
}
return true;
}
private boolean updateTitle(View view, Cursor cursor, int titleIndex) {
String title = cursor.getString(titleIndex);
TextView titleView = (TextView)view;
// Use the URL instead of an empty title for consistency with the normal URL
// bar view - this is the equivalent of getDisplayTitle() in Tab.java
if (title == null || title.length() == 0) {
int urlIndex = cursor.getColumnIndexOrThrow(Browser.BookmarkColumns.URL);
title = cursor.getString(urlIndex);
}
titleView.setText(title);
return true;
}
private boolean updateUrl(View view, Cursor cursor, int urlIndex) {
String title = cursor.getString(urlIndex);
TextView urlView = (TextView)view;
if (title != null) {
int index;
if ((index = title.indexOf("://")) != -1)
title = title.substring(index + 3);
if (title.startsWith("www."))
title = title.substring(4);
if (title.endsWith("/"))
title = title.substring(0, title.length() -1);
}
urlView.setText(title);
return true;
}
@Override
public boolean setViewValue(View view, Cursor cursor, int columnIndex) {
int faviconIndex = cursor.getColumnIndexOrThrow(Browser.BookmarkColumns.FAVICON);
if (columnIndex == faviconIndex) {
return updateImage(view, cursor, faviconIndex);
}
int titleIndex = cursor.getColumnIndexOrThrow(Browser.BookmarkColumns.TITLE);
if (columnIndex == titleIndex) {
return updateTitle(view, cursor, titleIndex);
}
int urlIndex = cursor.getColumnIndexOrThrow(Browser.BookmarkColumns.URL);
if (columnIndex == urlIndex) {
return updateUrl(view, cursor, urlIndex);
}
int thumbIndex = cursor.getColumnIndexOrThrow("thumbnail");
if (columnIndex == thumbIndex) {
return updateImage(view, cursor, thumbIndex);
}
// Other columns are handled automatically
return false;
}
}