Source/AIBorderlessListController.m

   1 //
   2 //  AIBorderlessListController.m
   3 //  Adium
   4 //
   5 //  Created by Evan Schoenberg on 1/8/06.
   6 //
   7
   8 #import "AIBorderlessListController.h"
   9 #import "AIListOutlineView.h"
  10
  11 @implementation AIBorderlessListController
  12
  13 - (id)initWithContactListView:(AIListOutlineView *)inContactListView inScrollView:(AIAutoScrollView *)inScrollView_contactList delegate:(id<AIListControllerDelegate>)inDelegate
  14 {
  15         if ((self = [super initWithContactListView:inContactListView
  16                                                                   inScrollView:inScrollView_contactList
  17                                                                           delegate:inDelegate])) {
  18                 emptyListHiding = NO;
  19                 [self contactOrderChanged:nil];
  20         }
  21
  22         return self;
  23 }
  24
  25 /*!
  26  * @brief When the contact order changes, check to ensure we have 1 or more visible rows
  27  *
  28  * If we have no rows visible, hide the contact list, redisplaying it when rows are visible again.
  29  * orderOut: doesn't appear to work for borderless windows, so we just go to an alpha value of 0.
  30  */
  31 - (void)contactOrderChanged:(NSNotification *)notification
  32 {
  33         [super contactOrderChanged:notification];
  34
  35         int numberOfRows = [contactListView numberOfRows];
  36
  37         if (numberOfRows && emptyListHiding) {
  38                 emptyListHiding = NO;
  39                 [[contactListView window] setAlphaValue:previousAlpha];
  40                 [[contactListView window] orderFront:nil];
  41
  42         } else if (!numberOfRows && !emptyListHiding) {
  43                 emptyListHiding = YES;
  44                 previousAlpha = [[contactListView window] alphaValue];
  45                 [[contactListView window] setAlphaValue:0.0];
  46         }
  47 }
  48
  49 @end