/*
* Copyright 2012 GitHub Inc.
*
* 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.github.mobile.ui.issue;
import static android.graphics.Paint.STRIKE_THRU_TEXT_FLAG;
import static org.eclipse.egit.github.core.service.IssueService.STATE_CLOSED;
import android.graphics.Color;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.TextView;
import com.github.kevinsawicki.wishlist.SingleTypeAdapter;
import com.github.kevinsawicki.wishlist.ViewUtils;
import com.github.mobile.R.id;
import com.github.mobile.ui.StyledText;
import com.github.mobile.util.AvatarLoader;
import com.github.mobile.util.TypefaceUtils;
import java.util.Date;
import java.util.List;
import org.eclipse.egit.github.core.Label;
/**
* Base list adapter to display issues
*
* @param <V>
*/
public abstract class IssueListAdapter<V> extends SingleTypeAdapter<V> {
/**
* Maximum number of label bands to display
*/
protected static final int MAX_LABELS = 8;
/**
* Avatar loader
*/
protected final AvatarLoader avatars;
/**
* View containing the issue number
*/
private final TextView numberView;
/**
* Width of widest issue number
*/
private int numberWidth;
/**
* @param viewId
* @param inflater
* @param elements
* @param avatars
*/
public IssueListAdapter(int viewId, LayoutInflater inflater,
Object[] elements, AvatarLoader avatars) {
super(inflater, viewId);
this.avatars = avatars;
numberView = (TextView) inflater.inflate(viewId, null).findViewById(
id.tv_issue_number);
setItems(elements);
}
/**
* Get number of issue
*
* @param issue
* @return issue number
*/
protected abstract int getNumber(V issue);
@SuppressWarnings("unchecked")
private void computeNumberWidth(final Object[] items) {
int[] numbers = new int[items.length];
for (int i = 0; i < numbers.length; i++)
numbers[i] = getNumber((V) items[i]);
int digits = Math.max(TypefaceUtils.getMaxDigits(numbers), 4);
numberWidth = TypefaceUtils.getWidth(numberView, digits)
+ numberView.getPaddingLeft() + numberView.getPaddingRight();
}
@Override
public void setItems(final Object[] items) {
super.setItems(items);
computeNumberWidth(items);
}
/**
* Update issue number displayed in given text view
*
*
* @param number
* @param state
* @param flags
* @param viewIndex
*/
protected void updateNumber(int number, String state, int flags,
int viewIndex) {
TextView view = textView(viewIndex);
view.setText(Integer.toString(number));
if (STATE_CLOSED.equals(state))
view.setPaintFlags(flags | STRIKE_THRU_TEXT_FLAG);
else
view.setPaintFlags(flags);
view.getLayoutParams().width = numberWidth;
}
/**
* Update reporter details in given text view
*
*
* @param reporter
* @param date
* @param viewIndex
*/
protected void updateReporter(String reporter, Date date, int viewIndex) {
StyledText reporterText = new StyledText();
reporterText.bold(reporter);
reporterText.append(' ');
reporterText.append(date);
setText(viewIndex, reporterText);
}
/**
* Update label views with values from given label models
*
* @param labels
* @param viewIndex
*/
protected void updateLabels(final List<Label> labels, final int viewIndex) {
if (labels != null && !labels.isEmpty()) {
int size = Math.min(labels.size(), MAX_LABELS);
for (int i = 0; i < size; i++) {
String color = labels.get(i).getColor();
if (!TextUtils.isEmpty(color)) {
View view = view(viewIndex + i);
view.setBackgroundColor(Color.parseColor('#' + color));
ViewUtils.setGone(view, false);
} else
setGone(viewIndex + i, true);
}
for (int i = size; i < MAX_LABELS; i++)
setGone(viewIndex + i, true);
} else
for (int i = 0; i < MAX_LABELS; i++)
setGone(viewIndex + i, true);
}
}