Android Open Source - mobile2-android Grade Activity

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License

The source code is released under:

Apache License

Java Source Code

package com.ecollege.android;
//w w w. j  a v a  2s .  co m
import java.text.DecimalFormat;

import roboguice.inject.InjectExtra;
import roboguice.inject.InjectResource;
import roboguice.inject.InjectView;
import roboguice.util.Strings;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.text.Html;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

import com.ecollege.android.activities.ECollegeDefaultActivity;
import com.ecollege.android.util.DateTimeUtil;
import com.ecollege.api.ECollegeClient;
import com.ecollege.api.model.Course;
import com.ecollege.api.model.Grade;
import com.ecollege.api.model.GradebookItem;
import com.ecollege.api.services.grades.FetchGradebookItemByGuid;
import com.ecollege.api.services.grades.FetchMyGradebookItemGrade;
import com.google.inject.Inject;

public class GradeActivity extends ECollegeDefaultActivity {
  
  public static final String FINISH_ON_CLICK_ALL_GRADES_EXTRA = "FINISH_ON_CLICK_ALL_GRADES_EXTRA";
  
  @Inject ECollegeApplication app;
  @Inject SharedPreferences prefs;
  @InjectExtra("courseId") long courseId;
  @InjectExtra("gradebookItemGuid") String gradebookItemGuid;
  @InjectExtra(value = FINISH_ON_CLICK_ALL_GRADES_EXTRA, optional = true) boolean finishOnClickAllGrades;
  @InjectView(R.id.course_title_text) TextView courseTitleText;
  @InjectView(R.id.grade_title_text) TextView gradeTitleText;
  @InjectView(R.id.comments_text) TextView commentsText;
  @InjectView(R.id.grade_item_text) TextView gradeItemText;
  @InjectView(R.id.letter_grade_text) TextView letterGradeText;
  @InjectView(R.id.numeric_grade_text) TextView numericGradeText;
  @InjectView(R.id.date_text) TextView dateText;
  @InjectView(R.id.view_all_button) Button viewAllButton;
  @InjectResource(R.string.no_comments) String no_comments;
  @InjectResource(R.string.grade_comments_label) String grade_comments_label;
  @InjectResource(R.string.grade_value) String grade_value;
  @InjectResource(R.string.letter_grade_s) String letterGradeFormat;
  @InjectResource(R.string.numeric_grade_s) String numericGradeFormat;
  
  protected ECollegeClient client;
  protected Course course;
  protected GradebookItem gradebookItem;
  protected Grade grade;
  
  private static DecimalFormat decimalFormatter = new DecimalFormat();
  
    @Override public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.grade);
        client = app.getClient();
      course = app.getCourseById(courseId);
      updateText();
      
      viewAllButton.setOnClickListener(new View.OnClickListener() {
      public void onClick(View v) {
        viewAllCourseGrades();
      }
    });
      
        fetchData();
    }
    
  protected void fetchData() {
      buildService(new FetchGradebookItemByGuid(courseId,gradebookItemGuid)).execute();
      buildService(new FetchMyGradebookItemGrade(courseId,gradebookItemGuid)).execute();
    }
    
    public void onServiceCallSuccess(FetchGradebookItemByGuid service) {
      gradebookItem = service.getResult(); 
      updateText();
    }

    public void onServiceCallSuccess(FetchMyGradebookItemGrade service) {
      grade = service.getResult(); 
      updateText();
    }
    
    protected void viewAllCourseGrades() {
      if (finishOnClickAllGrades) {
        finish();
      } else {
        Intent intent = new Intent(this, CourseGradebookActivity.class);
        intent.putExtra(CoursesActivity.COURSE_EXTRA, course);
        startActivity(intent);
      }
  }

    protected void updateText() {
      if (course != null) {
        courseTitleText.setText(Html.fromHtml(course.getTitle()));
      }
      
      if (gradebookItem != null){
        gradeItemText.setText(Html.fromHtml(gradebookItem.getTitle()));
      }
      
      if (grade != null) {
        if (Strings.notEmpty(grade.getComments())) {
          commentsText.setText(Html.fromHtml(grade_comments_label + grade.getComments()));
        } else {
          commentsText.setText(Html.fromHtml("<i>" + no_comments + "</i>"));
        }
        
        if (Strings.notEmpty(grade.getLetterGrade())) {
          letterGradeText.setText(String.format(letterGradeFormat, grade.getLetterGrade()));
          letterGradeText.setVisibility(View.VISIBLE);
        } else {
          letterGradeText.setVisibility(View.GONE);
        }
        
        if (gradebookItem != null && gradebookItem.getPointsPossible() != null && gradebookItem.getPointsPossible().floatValue() != 0) {
          if (grade.getPoints() != null) {
            String gradeValue = String.format(numericGradeFormat,
                String.format("%s/%s",
                    decimalFormatter.format(grade.getPoints()),
                    decimalFormatter.format(gradebookItem.getPointsPossible())));
            numericGradeText.setText(gradeValue);
          } else {
            numericGradeText.setVisibility(View.GONE);
          }
         } else {
           numericGradeText.setVisibility(View.GONE);
        }
        
        dateText.setText(DateTimeUtil.getLongFriendlyDate(grade.getUpdatedDate()));
      }
      
    }
}

Java Source Code List

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