/// ------------------------------------------------------------------------------------
/// <summary>
/// Checks if the specified class name already exists.
/// </summary>
/// ------------------------------------------------------------------------------------
public bool DoesClassNameExist(string className, ClassListViewItem origClassInfo, bool showMsg)
{
if (className != null)
{
className = className.Trim();
}
// Ensure the new class doesn't have a duplicate class name
if (Items.Cast <ClassListViewItem>()
.Any(item => item.Text.Trim().ToLower() == className.ToLower() && item != origClassInfo))
{
if (showMsg)
{
var msg = LocalizationManager.GetString("CommonControls.ClassesList.DuplicateClassNameErrorMsg",
"Class '{0}' already exists. Choose a different name.",
"Error message when attempting to create class with duplicate name.");
App.NotifyUserOfProblem(msg, className);
}
return(true);
}
return(false);
}
/// ------------------------------------------------------------------------------------
public void Show(ClassListViewItem item)
{
ErasePrevItemDottedLine(item);
if (item.ClassType == SearchClassType.Phones)
{
m_tipText = item.FormattedMembersString;
}
else
{
string[] features = item.FeatureNames;
m_tipText = (features != null ? string.Join(Environment.NewLine, features) : string.Empty);
}
m_item = item;
Point pt = m_ctrl.PointToClient(Control.MousePosition);
if (!(m_ctrl is ListView))
{
pt.Y += (int)(Cursor.Current.Size.Height * 0.7);
}
else
{
Rectangle rc = (m_ctrl as ListView).GetItemRect(item.Index, ItemBoundsPortion.Label);
pt.Y = rc.Bottom + 3;
}
Show(m_tipText, m_ctrl, pt);
}
/// ------------------------------------------------------------------------------------
/// <summary>
///
/// </summary>
/// ------------------------------------------------------------------------------------
private static void GetMasksFromPattern(ClassListViewItem item, string pattern)
{
item.Mask.Clear();
pattern = pattern.Replace("][", ",");
pattern = pattern.Replace("],]", ",");
pattern = pattern.Replace("[", string.Empty);
pattern = pattern.Replace("]", string.Empty);
pattern = pattern.Replace("{", string.Empty);
pattern = pattern.Replace("}", string.Empty);
pattern = pattern.ToLower();
string[] features = pattern.Split(",".ToCharArray(),
StringSplitOptions.RemoveEmptyEntries);
foreach (string feature in features)
{
Feature feat = (item.ClassType == SearchClassType.Articulatory ?
App.AFeatureCache[feature] : App.BFeatureCache[feature]);
if (feat != null)
{
item.Mask[feat.Bit] = true;
}
}
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Creates a new list resultView item for the specified search class.
/// </summary>
/// ------------------------------------------------------------------------------------
public static ClassListViewItem Create(SearchClass srchClass,
bool addMembersAndClassTypeColumns)
{
ClassListViewItem item = new ClassListViewItem(srchClass.Name);
item.Name = kClassNameSubitem;
item.ClassType = srchClass.Type;
if (addMembersAndClassTypeColumns)
{
item.SubItems.Add(srchClass.Pattern);
item.SubItems.Add(item.ClassTypeText);
}
item.ANDFeatures = (string.IsNullOrEmpty(srchClass.Pattern) ||
srchClass.Pattern[0] == '[');
if (srchClass.Type == SearchClassType.Articulatory)
{
item.Mask = App.AFeatureCache.GetEmptyMask();
GetMasksFromPattern(item, srchClass.Pattern);
}
else if (srchClass.Type == SearchClassType.Binary)
{
item.Mask = App.BFeatureCache.GetEmptyMask();
GetMasksFromPattern(item, srchClass.Pattern);
}
return(item);
}
/// ------------------------------------------------------------------------------------
private void ErasePrevItemDottedLine(ClassListViewItem item)
{
if (m_prevItem != null && m_prevItem.ListView != null)
{
Rectangle rc = m_prevItem.GetBounds(ItemBoundsPortion.Label);
m_prevItem.ListView.Invalidate(rc);
}
m_prevItem = item;
}
/// ------------------------------------------------------------------------------------
public void Hide()
{
ErasePrevItemDottedLine(null);
if (m_ctrl != null)
{
Hide(m_ctrl);
}
m_item = null;
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Copy Constructor for a ClassListViewItem
/// </summary>
/// <param name="item">Item being copied.</param>
/// ------------------------------------------------------------------------------------
public ClassListViewItem(ClassListViewItem item) : base(item.Text)
{
// Create subitems to copy into. Start at 1 because the subitem collection
// always includes the item that owns the subitems. I don't know why.
for (int i = 1; i < item.SubItems.Count; i++)
{
SubItems.Add(new ListViewSubItem());
}
Copy(item);
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Loads the list with classes and their members.
/// </summary>
/// ------------------------------------------------------------------------------------
public void Load()
{
if (App.DesignMode)
{
return;
}
Items.Clear();
foreach (var srchClass in App.Project.SearchClasses)
{
Items.Add(ClassListViewItem.Create(srchClass, m_showMembersAndClassTypeColumns));
}
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Removes the specified item from the list and keeps track of its Id so the class
/// will be deleted from the database when the SaveChanges method is called.
/// </summary>
/// ------------------------------------------------------------------------------------
public void DeleteItem(ClassListViewItem item)
{
int prevIndex = item.Index;
m_deletedClass = true;
Items.Remove(item);
while (prevIndex >= Items.Count)
{
prevIndex--;
}
if (Items.Count > 0)
{
Items[prevIndex].Selected = true;
}
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Copies the information from the specified ClassListViewItem and its subitems.
/// </summary>
/// <param name="item">Item being copied</param>
/// ------------------------------------------------------------------------------------
public void Copy(ClassListViewItem item)
{
Text = item.Text;
ClassType = item.ClassType;
ANDFeatures = item.ANDFeatures;
AllowEdit = item.AllowEdit;
Pattern = item.Pattern;
Tag = item.Tag;
if (item.Mask != null)
{
Mask = item.Mask.Clone();
}
else if (item.ClassType == SearchClassType.Articulatory)
{
Mask = App.AFeatureCache.GetEmptyMask();
}
else if (item.ClassType == SearchClassType.Binary)
{
Mask = App.BFeatureCache.GetEmptyMask();
}
for (int i = 0; i < item.SubItems.Count; i++)
{
SubItems[i].Name = item.SubItems[i].Name;
if (i == 1)
{
SubItems[1].Font = ClassMembersFont;
SubItems[1].Text = Pattern;
}
else if (i == 2)
{
SubItems[2].Text = ClassTypeText;
}
}
}
