JobDetailAdapter.java #1

/**
 * Copyright (c) 2010 Perforce Software.  All rights reserved.
 */
package com.perforce.p4scout;

import java.util.List;
import java.util.Map;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.LinearLayout;
import android.widget.TableLayout;
import android.widget.TableRow;
import android.widget.TextView;

import com.perforce.p4java.core.IFix;
import com.perforce.p4java.core.IJob;
import com.perforce.p4java.core.IJobSpec;
import com.perforce.p4java.core.IJobSpec.IJobSpecField;

/**
 * @author NickPoole
 *
 */
public class JobDetailAdapter extends BaseAdapter {

	public enum ItemType {
    	FIX, OTHER;
    }
	protected IJob jobData;
	protected IJobSpec jobSpec;
	protected List<IFix> jobFixes;
	protected boolean fixesError = false;

    protected int fixes = 0;
    protected Context context;
	
    protected LayoutInflater inflater;
    
    public JobDetailAdapter(Context context) {
		this.context = context;
		this.inflater = (LayoutInflater) context
				.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
	}
    
	public JobDetailAdapter(Context context, IJob jobData, IJobSpec jobSpec) {
		this.jobData = jobData;
		this.jobSpec = jobSpec;
		this.context = context;
		this.inflater = (LayoutInflater) context
				.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
	}

	public void addFixes(List<IFix> jobFixes) {
		if (this.jobFixes == null) {
			this.jobFixes = jobFixes;
			if (jobFixes.size() == 0)  {
				fixes = 2;
			} else {
				fixes = jobFixes.size() + 1;
			}
		}
	}
		
	public void addJobDetails(IJob jobData, IJobSpec jobSpec) {
		if (this.jobData == null) {
			this.jobData = jobData;
			this.jobSpec = jobSpec;
		}
	}
	
	@Override
	public int getCount() {
		if (jobData != null) {
			return 1 + fixes;
		}
		return 0;
	}

	public IFix getFix(int position) {
		if (jobFixes != null && jobFixes.size() > 0 && position > 0 && position - 1 != 0 &&
				position - 1 < fixes) {
			return jobFixes.get(position - 2);
		}
		return null;
	}

	/* (non-Javadoc)
	 * @see android.widget.Adapter#getItem(int)
	 */
	@Override
	public ItemType getItem(int position) {
		if (jobFixes != null && jobFixes.size() > 0 && position > 0 && position - 1 != 0 &&
				position - 1 < fixes) {
			return ItemType.FIX;
		}
		return ItemType.OTHER;
	}

	/* (non-Javadoc)
	 * @see android.widget.Adapter#getItemId(int)
	 */
	@Override
	public long getItemId(int position) {
		return position;
	}

	/** 
	 * This is the method that draws each part of the Job details as a list.<br/>
	 * We change how we draw the items based on whether they are job fields, headers or fixes.
	 * 
	 * @param position The position of the list item to be drawn 
	 * @param convertView 
	 * @param parent
	 * 
	 * @see android.widget.Adapter#getView(int, android.view.View, android.view.ViewGroup)
	 */
    public View getView(int position, View convertView, ViewGroup parent) {
    	
		if (position == 0) {
			// 0 will always be the job details
			if (convertView == null ||  convertView.findViewById(R.id.llJobDetail) == null) {
			    convertView = inflater.inflate(R.layout.jobdetaillisting, parent, false);
			}

			((LinearLayout) convertView.findViewById(R.id.tlJobDetails))
				.setVisibility(View.VISIBLE);
			((TextView) convertView.findViewById(R.id.tvFixesHeader))
				.setVisibility(View.GONE);
			((TextView) convertView.findViewById(R.id.tvNoFixes))
				.setVisibility(View.GONE);
			((TextView) convertView.findViewById(R.id.tvTooManyFixes))
				.setVisibility(View.GONE);
			
			// We only need to populate the TableLayout if it hasn't already been populated
			TableLayout tl = (TableLayout) convertView.findViewById(R.id.tlJobDetails);
			if (tl.getChildCount() <= 0)
			{
				Map<String, Object> jobBits = jobData.getRawFields();
				if (jobBits != null) {
					for (IJobSpecField k : jobSpec.getFields()) {
						if (k != null) {
							TableRow row = new TableRow(context);
							TextView keyText = new TextView(context);
							keyText.setText(k.getName() + ":");
							keyText.setTypeface(null, android.graphics.Typeface.BOLD);
							row.addView(keyText);
							row.setPadding(5, 3, 5, 0);
							Object pair = jobBits.get(k.getName());
							if (pair != null) {
								if (k.getDataType().equals("text"))
								{
									tl.addView(row);
									TableRow row2 = new TableRow(context);
									if (pair instanceof java.lang.String) {
										TextView valueText = new TextView(context);
										valueText.setText((String) pair);
										android.widget.TableRow.LayoutParams lparams =
											new TableRow.LayoutParams();
										lparams.span = 2;
										valueText.setLayoutParams(lparams);
										valueText.setPadding(5, 0, 5, 0);
										row2.addView(valueText);							
									}
									tl.addView(row2);
								} else {
									if (pair instanceof java.lang.String) {
										TextView valueText = new TextView(context);
										valueText.setText((String) pair);
										valueText.setPadding(5, 3, 5, 0);
										row.addView(valueText);							
									}
									tl.addView(row);
								}
							} else if (true) { //(showEmptyFields) {
								TextView valueText = new TextView(context);
								valueText.setText(" ");
								valueText.setPadding(5, 3, 5, 0);
								row.addView(valueText);
								tl.addView(row);							
							}
						}
					}
				}
			}
			
		} else if (position - 1 < fixes) {
			// This must be in the files section
			if (position - 1 == 0) {
				// Show the files header
				if (convertView == null || convertView.findViewById(R.id.llJobDetail) == null) {
				    convertView = inflater.inflate(R.layout.jobdetaillisting, parent, false);
				}
				
				((LinearLayout) convertView.findViewById(R.id.tlJobDetails))
					.setVisibility(View.GONE);
				((TextView) convertView.findViewById(R.id.tvFixesHeader))
					.setVisibility(View.VISIBLE);
				((TextView) convertView.findViewById(R.id.tvNoFixes))
					.setVisibility(View.GONE);
				((TextView) convertView.findViewById(R.id.tvTooManyFixes))
					.setVisibility(View.GONE);
				
			} else if (fixesError == true) {
				// Show the too many fixes message
				if (convertView == null || convertView.findViewById(R.id.llJobDetail) == null) {
				    convertView = inflater.inflate(R.layout.jobdetaillisting, parent, false);
				}
				
				((LinearLayout) convertView.findViewById(R.id.tlJobDetails))
					.setVisibility(View.GONE);
				((TextView) convertView.findViewById(R.id.tvFixesHeader))
					.setVisibility(View.GONE);
				((TextView) convertView.findViewById(R.id.tvNoFixes))
					.setVisibility(View.GONE);
				((TextView) convertView.findViewById(R.id.tvTooManyFixes))
					.setVisibility(View.VISIBLE);
				
			} else if (jobFixes.size() == 0) {
				// Show the "no associated files" placeholder
				if (convertView == null || convertView.findViewById(R.id.llJobDetail) == null) {
				    convertView = inflater.inflate(R.layout.jobdetaillisting, parent, false);
				}
				
				((LinearLayout) convertView.findViewById(R.id.tlJobDetails))
					.setVisibility(View.GONE);
				((TextView) convertView.findViewById(R.id.tvFixesHeader))
					.setVisibility(View.GONE);
				((TextView) convertView.findViewById(R.id.tvNoFixes))
					.setVisibility(View.VISIBLE);
				((TextView) convertView.findViewById(R.id.tvTooManyFixes))
					.setVisibility(View.GONE);
				
			} else {
				// Show the fix listing
				if (convertView == null || convertView.findViewById(R.id.tvChangeNum) == null) {
				    convertView = inflater.inflate(R.layout.fixlisting, parent, false);
				}
				
				((TextView) convertView.findViewById(R.id.tvChangeNum))
					.setText(Integer.toString(jobFixes.get(position - 2).getChangelistId()));
				((TextView) convertView.findViewById(R.id.tvFixTime))
					.setText(jobFixes.get(position - 2).getDate().toLocaleString());
				((TextView) convertView.findViewById(R.id.tvFixStatus))
					.setText(jobFixes.get(position - 2).getStatus());
				((TextView) convertView.findViewById(R.id.tvFixUser))
					.setText(jobFixes.get(position - 2).getUserName());
				
			}			
		}
		
		return convertView;
	}

	public void tooManyFixes() {
		fixesError = true;
		fixes = 2;
		jobFixes = null;
	}

}