/*
* Copyright (C) 2012 Jimmy Theis. Licensed under the MIT License:
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.jetheis.android.grades.fragment;
import java.text.NumberFormat;
import java.util.List;
import android.content.Context;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnLongClickListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.SeekBar;
import android.widget.SeekBar.OnSeekBarChangeListener;
import android.widget.TextView;
import com.actionbarsherlock.app.SherlockListFragment;
import com.jetheis.android.grades.R;
import com.jetheis.android.grades.model.Course;
import com.jetheis.android.grades.model.GradeComponent;
import com.jetheis.android.grades.model.PercentageGradeComponent;
import com.jetheis.android.grades.model.PointTotalGradeComponent;
public class GradeComponentListFragment extends SherlockListFragment {
public interface OnGradeComponentSelectedListener {
public void onGradeComponentSelected(GradeComponentListFragment fragment,
GradeComponent gradeComponent);
}
public interface OnOverallGradeChangedListener {
public void onOverallGradeChanged();
}
private Course mCourse;
private OnGradeComponentSelectedListener mOnGradeComponentSelectedListener;
private OnOverallGradeChangedListener mOnOverallGradeChangedListener;
public void initialize(Course parentCourse,
OnGradeComponentSelectedListener onGradeComponentSelectedListener,
OnOverallGradeChangedListener onOverallGradeChangedListener) {
mCourse = parentCourse;
mOnGradeComponentSelectedListener = onGradeComponentSelectedListener;
mOnOverallGradeChangedListener = onOverallGradeChangedListener;
final ListView listView = getListView();
listView.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
refreshGradeComponents();
}
public void refreshGradeComponents() {
mCourse.loadConnectedObjects();
setListAdapter(new GradeComponentArrayAdapter(getActivity(), mCourse.getGradeComponents()));
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
return inflater.inflate(R.layout.grade_component_list_fragment, null);
}
private class GradeComponentArrayAdapter extends ArrayAdapter<GradeComponent> {
private Context mContext;
public GradeComponentArrayAdapter(Context context, List<GradeComponent> gradeComponents) {
super(context, R.layout.grade_component_list_line_item,
R.id.grade_component_list_line_item_name_text_view, gradeComponents);
mContext = context;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View result = convertView;
final int index = position;
if (result == null) {
LayoutInflater inflater = (LayoutInflater) mContext
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
result = inflater.inflate(R.layout.grade_component_list_line_item, null);
}
final GradeComponent currentComponent = getItem(position);
TextView nameTextView = (TextView) result
.findViewById(R.id.grade_component_list_line_item_name_text_view);
nameTextView.setText(currentComponent.getName());
final TextView maxTextView = (TextView) result
.findViewById(R.id.grade_component_list_line_item_max_text_view);
final TextView earnedTextView = (TextView) result
.findViewById(R.id.grade_component_list_line_item_earned_text_view);
final NumberFormat numberFormat = NumberFormat.getInstance();
final NumberFormat percentageFormat = NumberFormat.getPercentInstance();
SeekBar earnedSeekBar = (SeekBar) result
.findViewById(R.id.grade_component_list_line_item_earned_seek_bar);
if (currentComponent instanceof PointTotalGradeComponent) {
final PointTotalGradeComponent pointComponent = (PointTotalGradeComponent) currentComponent;
maxTextView.setText(getString(R.string.grade_component_list_fragment_total_points,
numberFormat.format(pointComponent.getTotalPoints())));
earnedTextView.setText(getString(
R.string.grade_component_list_fragment_points_earned,
numberFormat.format(pointComponent.getPointsEarned())));
earnedSeekBar.setMax((int) pointComponent.getTotalPoints());
earnedSeekBar.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
currentComponent.save();
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
}
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
pointComponent.setPointsEarned(seekBar.getProgress());
earnedTextView.setText(getString(
R.string.grade_component_list_fragment_points_earned,
numberFormat.format(pointComponent.getPointsEarned())));
mOnOverallGradeChangedListener.onOverallGradeChanged();
}
});
earnedSeekBar.setProgress((int) pointComponent.getPointsEarned());
} else {
final PercentageGradeComponent percentageComponent = (PercentageGradeComponent) currentComponent;
maxTextView.setText(getString(R.string.grade_component_list_fragment_weight,
percentageFormat.format(percentageComponent.getWeight() / 100.0)));
earnedTextView
.setText(getString(
R.string.grade_component_list_fragment_percentage_earned,
percentageFormat.format(percentageComponent.getEarnedPercentage() / 100.0)));
earnedSeekBar.setMax(100);
earnedSeekBar.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
currentComponent.save();
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
}
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
percentageComponent.setEarnedPercentage(seekBar.getProgress());
earnedTextView
.setText(getString(
R.string.grade_component_list_fragment_percentage_earned,
percentageFormat.format(percentageComponent
.getEarnedPercentage() / 100.0)));
mOnOverallGradeChangedListener.onOverallGradeChanged();
}
});
earnedSeekBar.setProgress((int) percentageComponent.getEarnedPercentage());
}
result.setOnLongClickListener(new OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
mOnGradeComponentSelectedListener.onGradeComponentSelected(
GradeComponentListFragment.this, getItem(index));
return false;
}
});
return result;
}
}
}