/*
* Formats the keyword textbox to create a list of each of the keywords it needs to seach for,
* then finds out how often it appears in the text and adds it to the KeywordFrequencies list.
*/
private void GetKeywordsFromTextbox()
{
List <String> Keywords = new List <String>();
String[] KeywordsSplitted = Textbox_Keywords.getTextbox().Text.Split(',');
KeywordFrequencies.Clear();
foreach (String keyword in KeywordsSplitted)
{
if (keyword.Trim() != String.Empty)
{
String FormattedKeyword = keyword.ToLower().Trim();
int Frequency = GetNumberOfKeywords(FormattedKeyword);
if (RichTextbox_MainText.getTextbox().Text.ToLower().Contains(FormattedKeyword))
{
KeywordFrequency NewKF;
NewKF.Keyword = keyword.Trim();
NewKF.Frequency = Frequency;
KeywordFrequencies.Add(NewKF);
}
ChangeColourOfKeywords(FormattedKeyword);
}
}
AddKeywordsToListbox();
}
private void Button_Search_Click(object sender, EventArgs e)
{
// Search will only start if there is text in the textbox
if (Textbox_Keywords.getTextbox().Text.Length > 0)
{
GetKeywordsFromTextbox();
}
}
/*
* Loads keywords from a file, or if the file does not exist it will create a new .csv file will
* the default keywords.
*/
private void Button_KeywordsFile_Click(object sender, EventArgs e)
{
if (File.Exists("keywords.csv"))
{
String keywordsFileText = File.ReadAllText("keywords.csv");
Textbox_Keywords.getTextbox().Text = keywordsFileText;
}
else
{
MessageBox.Show("Could not find the \"keyword.search\" file." + Environment.NewLine + "Creating default file.", "File", MessageBoxButtons.OK);
String fileText = "fear, terror, threat, the enemy, out there, always, circling, watching, waiting";
StreamWriter newFile = new StreamWriter("keywords.csv");
newFile.WriteLine(fileText);
newFile.Close();
}
}
/*
* Clears the text in the keywords textbox.
*/
private void Button_ClearKeywords_Click(object sender, EventArgs e)
{
Textbox_Keywords.getTextbox().Text = String.Empty;
Listbox_SearchCount.getListBox().Items.Clear();
SetMainTextDefaultColour();
}