Source/AIChatCyclingPlugin.m

   1 /*
   2  * Adium is the legal property of its developers, whose names are listed in the copyright file included
   3  * with this source distribution.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it under the terms of the GNU
   6  * General Public License as published by the Free Software Foundation; either version 2 of the License,
   7  * or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
  10  * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
  11  * Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along with this program; if not,
  14  * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  15  */
  16
  17 #import "AIChatCyclingPlugin.h"
  18 #import "AIInterfaceController.h"
  19 #import "AIMenuController.h"
  20 #import "AIPreferenceController.h"
  21 #import "ESGeneralPreferencesPlugin.h"
  22 #import <AIUtilities/AIMenuAdditions.h>
  23
  24 #define PREVIOUS_MESSAGE_MENU_TITLE             AILocalizedString(@"Previous Chat",nil)
  25 #define NEXT_MESSAGE_MENU_TITLE                 AILocalizedString(@"Next Chat",nil)
  26
  27 @interface AIChatCyclingPlugin (PRIVATE)
  28 - (void)preferencesChanged:(NSNotification *)notification;
  29 @end
  30
  31 /*!
  32  * @class AIChatCyclingPlugin
  33  * @brief Component to manage the chat cycling menu items
  34  *
  35  * Adium supports several different key combinations for switching tabs, configuring via the General Preferences.
  36  */
  37 @implementation AIChatCyclingPlugin
  38
  39 /*!
  40  * @brief Install
  41  */
  42 - (void)installPlugin
  43 {
  44         AIMenuController *menuController = [adium menuController];
  45
  46         //Cycling menu items
  47         previousChatMenuItem = [[NSMenuItem alloc] initWithTitle:PREVIOUS_MESSAGE_MENU_TITLE
  48                                                                                                           target:self
  49                                                                                                           action:@selector(previousChat:)
  50                                                                                            keyEquivalent:@""];
  51         [menuController addMenuItem:previousChatMenuItem toLocation:LOC_Window_Commands];
  52
  53         nextChatMenuItem = [[NSMenuItem alloc] initWithTitle:NEXT_MESSAGE_MENU_TITLE
  54                                                                                                   target:self
  55                                                                                                   action:@selector(nextChat:)
  56                                                                                    keyEquivalent:@""];
  57         [menuController addMenuItem:nextChatMenuItem toLocation:LOC_Window_Commands];
  58
  59         //Prefs
  60         [[adium preferenceController] registerPreferenceObserver:self forGroup:PREF_GROUP_CHAT_CYCLING];
  61 }
  62
  63 - (void)uninstallPlugin
  64 {
  65         [[adium preferenceController] unregisterPreferenceObserver:self];
  66 }
  67
  68 /*!
  69  * @brief Preferences changed
  70  *
  71  * Update the key equivalents for our previous and next chat menu items
  72  */
  73 - (void)preferencesChangedForGroup:(NSString *)group key:(NSString *)key
  74                                                         object:(AIListObject *)object preferenceDict:(NSDictionary *)prefDict firstTime:(BOOL)firstTime
  75 {
  76         //Configure our tab switching hotkeys
  77         unichar                 left = NSLeftArrowFunctionKey;
  78         unichar                 right = NSRightArrowFunctionKey;
  79         NSString                *leftKey, *rightKey;
  80         unsigned int    keyMask = NSCommandKeyMask;
  81
  82         switch([[prefDict objectForKey:KEY_TAB_SWITCH_KEYS] intValue]){
  83                 case AISwitchArrows:
  84                         leftKey = [NSString stringWithCharacters:&left length:1];
  85                         rightKey = [NSString stringWithCharacters:&right length:1];
  86                         break;
  87                 case AISwitchShiftArrows:
  88                         leftKey = [NSString stringWithCharacters:&left length:1];
  89                         rightKey = [NSString stringWithCharacters:&right length:1];
  90                         keyMask = (NSCommandKeyMask | NSShiftKeyMask);
  91                         break;
  92                 default://case AIBrackets:
  93                         leftKey = @"[";
  94                         rightKey = @"]";
  95                         break;
  96         }
  97         //Previous and nextMessage menuItems are in the same menu, so the setMenuChangedMessagesEnabled applies to both.
  98         [[previousChatMenuItem menu] setMenuChangedMessagesEnabled:NO];
  99         [previousChatMenuItem setKeyEquivalent:@""];
 100         [previousChatMenuItem setKeyEquivalent:leftKey];
 101         [previousChatMenuItem setKeyEquivalentModifierMask:keyMask];
 102         [nextChatMenuItem setKeyEquivalent:@""];
 103         [nextChatMenuItem setKeyEquivalent:rightKey];
 104         [nextChatMenuItem setKeyEquivalentModifierMask:keyMask];
 105         [[previousChatMenuItem menu] setMenuChangedMessagesEnabled:YES];
 106 }
 107
 108 /*!
 109  * @brief Menu item validation
 110  */
 111 - (BOOL)validateMenuItem:(id <NSMenuItem>)menuItem
 112 {
 113         return([[[adium interfaceController] openChats] count] != 0);
 114 }
 115
 116 /*!
 117  * @brief Select the next chat
 118  */
 119 - (IBAction)nextChat:(id)sender
 120 {
 121         [[adium interfaceController] nextMessage:nil];
 122 }
 123
 124 /*!
 125  * @brief Select the previous chat
 126  */
 127 - (IBAction)previousChat:(id)sender
 128 {
 129         [[adium interfaceController] previousMessage:nil];
 130 }
 131
 132 @end