gecko/mobile/android/base/awesomebar/AwesomeBarTab.java

136 lines
4.7 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko;
import org.mozilla.gecko.AwesomeBar.ContextMenuSubject;
import org.mozilla.gecko.db.BrowserDB.URLColumns;
import android.content.ContentResolver;
import android.content.Context;
import android.content.res.Resources;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.text.TextUtils;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.LayoutInflater;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
import android.widget.ImageView;
import android.widget.TabHost.TabContentFactory;
import android.widget.TextView;
abstract public class AwesomeBarTab {
abstract public String getTag();
abstract public int getTitleStringId();
abstract public void destroy();
abstract public TabContentFactory getFactory();
abstract public boolean onBackPressed();
abstract public ContextMenuSubject getSubject(ContextMenu menu, View view, ContextMenuInfo menuInfo);
protected View mView = null;
protected View.OnTouchListener mListListener;
private AwesomeBarTabs.OnUrlOpenListener mListener;
private LayoutInflater mInflater = null;
private ContentResolver mContentResolver = null;
private Resources mResources;
// FIXME: This value should probably come from a prefs key
public static final int MAX_RESULTS = 100;
protected Context mContext = null;
public AwesomeBarTab(Context context) {
mContext = context;
}
public void setListTouchListener(View.OnTouchListener listener) {
mListListener = listener;
if (mView != null)
mView.setOnTouchListener(mListListener);
}
protected class AwesomeEntryViewHolder {
public TextView titleView;
public TextView urlView;
public ImageView faviconView;
public ImageView bookmarkIconView;
}
protected LayoutInflater getInflater() {
if (mInflater == null) {
mInflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
}
return mInflater;
}
protected AwesomeBarTabs.OnUrlOpenListener getUrlListener() {
return mListener;
}
protected void setUrlListener(AwesomeBarTabs.OnUrlOpenListener listener) {
mListener = listener;
}
protected ContentResolver getContentResolver() {
if (mContentResolver == null) {
mContentResolver = mContext.getContentResolver();
}
return mContentResolver;
}
protected Resources getResources() {
if (mResources == null) {
mResources = mContext.getResources();
}
return mResources;
}
protected String getReaderForUrl(String url) {
// FIXME: still need to define the final way to open items from
// reading list. For now, we're using an about:reader page.
return "about:reader?url=" + Uri.encode(url) + "&readingList=1";
}
protected void updateFavicon(ImageView faviconView, Cursor cursor) {
byte[] b = cursor.getBlob(cursor.getColumnIndexOrThrow(URLColumns.FAVICON));
if (b == null) {
faviconView.setImageDrawable(null);
} else {
Bitmap bitmap = BitmapFactory.decodeByteArray(b, 0, b.length);
faviconView.setImageBitmap(bitmap);
}
}
protected void updateTitle(TextView titleView, Cursor cursor) {
int titleIndex = cursor.getColumnIndexOrThrow(URLColumns.TITLE);
String title = cursor.getString(titleIndex);
// 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 (TextUtils.isEmpty(title)) {
int urlIndex = cursor.getColumnIndexOrThrow(URLColumns.URL);
title = cursor.getString(urlIndex);
}
titleView.setText(title);
}
protected void updateUrl(TextView urlView, Cursor cursor) {
int urlIndex = cursor.getColumnIndexOrThrow(URLColumns.URL);
String url = cursor.getString(urlIndex);
urlView.setText(url);
}
protected boolean hideSoftInput(View view) {
InputMethodManager imm =
(InputMethodManager) mContext.getSystemService(Context.INPUT_METHOD_SERVICE);
return imm.hideSoftInputFromWindow(view.getWindowToken(), 0);
}
}