예제 #1
0
 /// <summary>
 /// Adds an existing ColumnHeader to the collection.
 /// </summary>
 /// <param name="column">The ColumnHeader to 
 /// add to the collection. </param>
 /// <returns>The zero-based index into the collection 
 /// where the item was added.</returns>
 public int Add(ColumnHeaderEx column)
 {
     // Add the column to the base
     int retValue = base.Add (column);
     // Keep a refrence in columnList
     columnList.Add(column.ColumnID, column);
     // Add the its menu to main menu
     ContextMenu.MenuItems.Add(column.ColumnMenuItem);
     // Subscribe to the visiblity change event of the column
     column.VisibleChanged += new EventHandler(ColumnVisibleChanged);
     return retValue;
 }
예제 #2
0
 /// <summary>
 /// This method is used to find the first visible column
 /// which is present in front of the column specified
 /// </summary>
 /// <param name="column">refrence columns for search</param>
 /// <returns>null if no visible colums are in front of
 /// the column specified, else previous columns returned</returns>
 private ColumnHeaderEx FindPreviousVisibleColumn(ColumnHeaderEx column)
 {
     // Get the position of the search column
     int index = columnList.IndexOfKey(column.ColumnID);
     if(index > 0) {
         // Start a recursive search for a visible column
         ColumnHeaderEx prevColumn = (ColumnHeaderEx)columnList.GetByIndex(index - 1);
         if((prevColumn != null) && (prevColumn.Visible == false)) {
             prevColumn = FindPreviousVisibleColumn(prevColumn);
         }
         return prevColumn;
     }
     // No visible columns found in font of specified column
     return null;
 }
예제 #3
0
 /// <summary>
 /// Method adds a single column header to the collection.
 /// </summary>
 /// <param name="str">Text to display</param>
 /// <param name="width">Width of column</param>
 /// <param name="textAlign">Alignment</param>
 /// <returns>new ColumnHeaderEx added</returns>
 public override ColumnHeader Add(string str, int width, HorizontalAlignment textAlign)
 {
     ColumnHeaderEx column = new ColumnHeaderEx(str, width, textAlign);
     this.Add (column);
     return column;
 }