/// <summary>
/// Event handler for Look Up or Get Statistics button
/// </summary>
/// <param name="sender">general object passed in</param>
/// <param name="e">EventArgs object passed in</param>
private void uxGetStatistics_Click(object sender, EventArgs e)
{
string fileName = uxNameBox.Text.Trim().ToUpper();
//try
//{
NameInformation nameInfoFile = _names.Find(fileName);
if (nameInfoFile.Name != null)
{
uxFrequency.Text = nameInfoFile.Frequency.ToString();
uxRank.Text = nameInfoFile.Rank.ToString();
return;
}
else
{
uxFrequency.Clear();
uxRank.Clear();
MessageBox.Show("Name was not found!");
}
//}
//catch (Exception ex)
//{
// MessageBox.Show(ex.ToString());
// uxFrequency.Clear();
// uxRank.Clear();
//}
}
/// <summary>
/// This is the click event handler for the Get Statistics Button
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void uxLookup_Click(object sender, EventArgs e)
{
NameInformation name = _names.Find(uxName.Text.Trim().ToUpper());
if (name.Name == null)
{
MessageBox.Show("Name not found.");
uxFrequency.Text = "";
uxRank.Text = "";
}
else
{
uxFrequency.Text = name.Frequency.ToString();
uxRank.Text = name.Rank.ToString();
return;
}
}
} //END OF uxOpen_Click METHOD
/// <summary>
/// Take the text from name TextBox and search for it in the _names B-tree
/// by calling Find method
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void uxLookup_Click(object sender, EventArgs e)
{
string name = uxName.Text.Trim().ToUpper();
NameInformation nameInfo = _names.Find(name);
if (nameInfo.Name == null)
{
MessageBox.Show("Name Not Found");
uxFrequency.Clear();
uxRank.Clear();
} //END OF IF STATEMENT
else
{
uxFrequency.Text = _names.Find(name).Frequency.ToString();
uxRank.Text = _names.Find(name).Rank.ToString();
} //END OF ELSE STATEMENT
} //END OF uxLookup_Click
/// <summary>
/// Event handler for the Get Statistics Button.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void uxLookup_Click(object sender, EventArgs e)
{
String name = uxName.Text.Trim().ToUpper();
NameInformation temp = _names.Find(name);
if (temp.Name != null)
{
uxFrequency.Text = _names.Find(name).Frequency.ToString();
uxRank.Text = _names.Find(name).Rank.ToString();
}
else
{
MessageBox.Show("Name Not Found.");
uxFrequency.Text = "";
uxRank.Text = "";
}
}
/// <summary>
/// Used to read the file and intitialize _names
/// </summary>
/// <param name="fn">Holds the fileName</param>
/// <returns>A tree containing all the names</returns>
private BTree <string, NameInformation> ReadFile(string fn)
{
int minDegree = Convert.ToInt32(uxMinDegree.Text);
BTree <string, NameInformation> newTree = new BTree <string, NameInformation>(minDegree);
using (StreamReader input = new StreamReader(fn))
{
while (!input.EndOfStream)
{
string name = input.ReadLine().Trim();
float frequency = Convert.ToSingle(input.ReadLine());
int rank = Convert.ToInt32(input.ReadLine());
NameInformation newName = new NameInformation(name, frequency, rank);
newTree.Insert(name, newName);
} //END OF WHILE-LOOP
return(newTree);
} //END OF USING STATEMENT
} //END OF ReadFile METHOD
/// <summary>
/// Takes in the file name of a NameInformation file and reads it using a Streamreader
/// </summary>
/// <param name="fn">filename of NameInformation file</param>
/// <returns></returns>
private BTree <string, NameInformation> ReadFile(string fn)
{
int minimumDeg = Convert.ToInt32(uxMinimumDegree.Value);
BTree <string, NameInformation> tempTree = new BTree <string, NameInformation>(minimumDeg);
using (StreamReader sr = new StreamReader(fn))
{
while (!sr.EndOfStream)
{
string name = sr.ReadLine().Trim();
float freq = Convert.ToSingle(sr.ReadLine());
int rank = Convert.ToInt32(sr.ReadLine());
NameInformation tempName = new NameInformation(name, freq, rank);
tempTree.Insert(name, tempName);
}
}
return(tempTree);
}
/// <summary>
/// reads in a file creating a BTree
/// </summary>
/// <param name="fn">filename to read in</param>
/// <returns>BTrees with string as key and NameInformation as value</returns>
private BTree <string, NameInformation> ReadFile(string fn)
{
BTree <string, NameInformation> tree = new BTree <string, NameInformation>((int)uxMinDegree.Value);
using (StreamReader input = new StreamReader(fn))
{
while (!input.EndOfStream)
{
string name = input.ReadLine().Trim();
float freq = Convert.ToSingle(input.ReadLine());
int rank = Convert.ToInt32(input.ReadLine());
NameInformation info = new NameInformation(name, freq, rank);
tree.Insert(name, info);
}
return(tree);
}
}
/// <summary>
/// This method takes in the file name of a name information file and reads it using a StreamReader.
/// </summary>
/// <param name="fn"></param>
/// <returns></returns>
private BTree <string, NameInformation> ReadFile(string fn)
{
using (StreamReader input = new StreamReader(fn))
{
int min = Convert.ToInt32(uxMinDegree.Text);
BTree <string, NameInformation> tree = new BTree <string, NameInformation>(min);
while (!input.EndOfStream)
{
String name = input.ReadLine().Trim();
float frequency = Convert.ToSingle(input.ReadLine());
int rank = Convert.ToInt32(input.ReadLine());
NameInformation temp = new NameInformation(name, frequency, rank);
tree.Insert(name, temp);
}
return(tree);
}
}
/// <summary>
/// looks up name from text box in names BTree
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void uxLookUp_Click(object sender, EventArgs e)
{
try
{
string name = uxName.Text.Trim().ToUpper();
NameInformation info = _names.Find(name);
if (info.Name != null)
{
uxFrequency.Text = info.Frequency.ToString();
uxRank.Text = info.Rank.ToString();
return;
}
else
{
uxFrequency.Text = "";
uxRank.Text = "";
MessageBox.Show("name was not found");
}
}
catch (Exception ex)
{
MessageBox.Show("Obejct reference not set to an instance of an object.");
}
}