gecko/mobile/android/base/home/PanelItemView.java

107 lines
3.9 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.home;
import org.mozilla.gecko.R;
import org.mozilla.gecko.db.BrowserContract.HomeItems;
import org.mozilla.gecko.home.HomeConfig.ItemType;
import android.content.Context;
import android.database.Cursor;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.squareup.picasso.Picasso;
class PanelItemView extends LinearLayout {
private final TextView title;
private final TextView description;
private final ImageView image;
private final LinearLayout titleDescContainer;
private PanelItemView(Context context, int layoutId) {
super(context);
LayoutInflater.from(context).inflate(layoutId, this);
title = (TextView) findViewById(R.id.title);
description = (TextView) findViewById(R.id.description);
image = (ImageView) findViewById(R.id.image);
titleDescContainer = (LinearLayout) findViewById(R.id.title_desc_container);
}
public void updateFromCursor(Cursor cursor) {
int titleIndex = cursor.getColumnIndexOrThrow(HomeItems.TITLE);
final String titleText = cursor.getString(titleIndex);
// Only show title if the item has one
final boolean hasTitle = !TextUtils.isEmpty(titleText);
title.setVisibility(hasTitle ? View.VISIBLE : View.GONE);
titleDescContainer.setVisibility(hasTitle ? View.VISIBLE : View.GONE);
if (hasTitle) {
title.setText(titleText);
}
int descriptionIndex = cursor.getColumnIndexOrThrow(HomeItems.DESCRIPTION);
final String descriptionText = cursor.getString(descriptionIndex);
// Only show description if the item has one
final boolean hasDescription = !TextUtils.isEmpty(descriptionText);
description.setVisibility(hasDescription ? View.VISIBLE : View.GONE);
if (hasDescription) {
description.setText(descriptionText);
}
titleDescContainer.setVisibility(hasTitle || hasDescription ? View.VISIBLE : View.GONE);
int imageIndex = cursor.getColumnIndexOrThrow(HomeItems.IMAGE_URL);
final String imageUrl = cursor.getString(imageIndex);
// Only try to load the image if the item has define image URL
final boolean hasImageUrl = !TextUtils.isEmpty(imageUrl);
image.setVisibility(hasImageUrl ? View.VISIBLE : View.GONE);
if (hasImageUrl) {
Picasso.with(getContext())
.load(imageUrl)
.into(image);
}
}
private static class ArticleItemView extends PanelItemView {
private ArticleItemView(Context context) {
super(context, R.layout.panel_article_item);
setOrientation(LinearLayout.HORIZONTAL);
final int padding = getResources().getDimensionPixelSize(R.dimen.article_item_view_padding);
setPadding(0, padding, 0, padding);
}
}
private static class ImageItemView extends PanelItemView {
private ImageItemView(Context context) {
super(context, R.layout.panel_image_item);
setOrientation(LinearLayout.VERTICAL);
}
}
public static PanelItemView create(Context context, ItemType itemType) {
switch(itemType) {
case ARTICLE:
return new ArticleItemView(context);
case IMAGE:
return new ImageItemView(context);
default:
throw new IllegalArgumentException("Could not create panel item view from " + itemType);
}
}
}