/// <summary>
/// Fills context prompt menu.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void editControl1_ContextPromptOpen(object sender, Syncfusion.Windows.Forms.Edit.ContextPromptUpdateEventArgs e)
{
// First of all we should get lexem(if it is one),
// which opens current region that supports context prompt dropping.
ILexem lex = GetCurrentContextPromptDropper();
if (lex == null)
{
// If there is no such lexem, than we should not show context prompt.
e.CloseForm = true;
return;
}
IConfigLexem conf = lex.Config.ParentConfig;
// If there is no prompts assigned to the found complex lexem, than we should exit.
if (!m_MethodPrompts.Contains(conf.ID))
{
return;
}
DictionaryEntry[] prompts = ( DictionaryEntry[] )m_MethodPrompts[conf.ID];
e.List.Clear();
// add prompts
foreach (DictionaryEntry entry in prompts)
{
// Creates new context prompt item and adds it to the list of the prompts.
ContextPromptItem itemNew = e.List.Add((string)entry.Key, (string)entry.Value);
// Parses subject of the item, splits it to the set of method parameters
// and adds every parameter as boldable item to the context prompt item.
ParseContectPromptSubject(itemNew);
}
}
/// <summary>
/// Parses contextprompt item's subject and adds all its parameters to the collection of bolded items.
/// </summary>
/// <param name="item"></param>
private void ParseContectPromptSubject(ContextPromptItem item)
{
// Example: MethodName( int param, string param2 )
// will be matched as : 1) "int param", 2) "string param2"
Regex regex = new Regex(@"\(\s*((?<param>[^,]+)\s*\,*\s*)*\s*\)");
Match match = regex.Match(item.Subject);
if (match.Success)
{
foreach (Capture param in match.Groups["param"].Captures)
{
// Add matches to the list of bolded items.
// Every bolded item has such properties:
// BoldTextStart - starting index of the bolded substring of the subject
// BoldTextLength - length of the bolded substring of the subject
// Description - description, that should be shown when you select some bolded item.
// Note: bolded items can not be selected automatically,
// user should select them while processing ContextPromptUpdate event.
ContextPromptBoldTextItem itemBolded =
item.BoldedItems.Add(param.Index, param.Length, param.Value);
}
}
}
