Source/AISpellCheckingPlugin.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 "AIContentController.h"
  18 #import "AIInterfaceController.h"
  19 #import "AIPreferenceController.h"
  20 #import "AISpellCheckingPlugin.h"
  21 #import <AIUtilities/AIDictionaryAdditions.h>
  22
  23 @interface AISpellCheckingPlugin (PRIVATE)
  24 - (void)preferencesChanged:(NSNotification *)notification;
  25 - (void)_setSpellCheckingForObject:(id)inObject enabled:(BOOL)enabled;
  26 @end
  27
  28 /*!
  29  * @class AISpellCheckingPlugin
  30  * @brief Component to save continuous spell checking preferences and apply them to text entry views
  31  */
  32 @implementation AISpellCheckingPlugin
  33
  34 /*!
  35  * @brief Install
  36  */
  37 - (void)installPlugin
  38 {
  39         AIPreferenceController *preferenceController = [adium preferenceController];
  40
  41     //Setup our preferences
  42     [preferenceController registerDefaults:[NSDictionary dictionaryNamed:SPELL_CHECKING_DEFAULT_PREFS
  43                                                                                                                                                 forClass:[self class]]
  44                                                                                   forGroup:PREF_GROUP_SPELLING];
  45
  46     //Register as a text entry filter
  47     [[adium contentController] registerTextEntryFilter:self];
  48
  49     //Observe preference changes
  50         [preferenceController registerPreferenceObserver:self forGroup:PREF_GROUP_SPELLING];
  51 }
  52
  53 /*!
  54  * @brief Uninstall
  55  */
  56 - (void)uninstallPlugin
  57 {
  58     [[adium    contentController] unregisterTextEntryFilter:self];
  59         [[adium preferenceController] unregisterPreferenceObserver:self];
  60 }
  61
  62 /*!
  63  * @brief A text entry view was opened
  64  *
  65  * Set the continuous spell checking setting as per our preference
  66  */
  67 - (void)didOpenTextEntryView:(NSText<AITextEntryView> *)inTextEntryView
  68 {
  69     BOOL        spellEnabled = [[[[adium preferenceController] preferencesForGroup:PREF_GROUP_SPELLING] objectForKey:KEY_SPELL_CHECKING] boolValue];
  70
  71     //Set spellcheck state
  72     [self _setSpellCheckingForObject:inTextEntryView enabled:spellEnabled];
  73 }
  74
  75 /*!
  76  * @brief A text entry view will close
  77  *
  78  * Save its continuous spell checking setting as our preference
  79  */
  80 - (void)willCloseTextEntryView:(NSText<AITextEntryView> *)inTextEntryView
  81 {
  82     //Save spellcheck state
  83     if([inTextEntryView respondsToSelector:@selector(isContinuousSpellCheckingEnabled)]){
  84         BOOL    spellEnabled = [[[[adium preferenceController] preferencesForGroup:PREF_GROUP_SPELLING] objectForKey:KEY_SPELL_CHECKING] boolValue];
  85         BOOL    currentEnabled = [(NSTextView *)inTextEntryView isContinuousSpellCheckingEnabled];
  86
  87         if(currentEnabled != spellEnabled){
  88             [[adium preferenceController] setPreference:[NSNumber numberWithBool:currentEnabled]
  89                                                                                                  forKey:KEY_SPELL_CHECKING
  90                                                                                                   group:PREF_GROUP_SPELLING];
  91         }
  92     }
  93 }
  94
  95 /*!
  96  * @brief Preferences changed
  97  *
  98  * Update all open views to match the new spell checking preference
  99  */
 100 - (void)preferencesChangedForGroup:(NSString *)group key:(NSString *)key
 101                                                         object:(AIListObject *)object preferenceDict:(NSDictionary *)prefDict firstTime:(BOOL)firstTime
 102 {
 103         BOOL                    spellEnabled = [[prefDict objectForKey:KEY_SPELL_CHECKING] boolValue];
 104         NSEnumerator    *enumerator;
 105         id                              entryView;
 106
 107         //Set spellcheck state of all open views
 108         enumerator = [[[adium contentController] openTextEntryViews] objectEnumerator];
 109         while(entryView = [enumerator nextObject]){
 110                 [self _setSpellCheckingForObject:entryView enabled:spellEnabled];
 111         }
 112 }
 113
 114 /*!
 115  * @brief Set the continuous spell checking for an object
 116  *
 117  * @param enabled Is continuous spell checking enabled?
 118  */
 119 - (void)_setSpellCheckingForObject:(id)inObject enabled:(BOOL)enabled
 120 {
 121     if([inObject respondsToSelector:@selector(setContinuousSpellCheckingEnabled:)]){
 122         [(NSTextView *)inObject setContinuousSpellCheckingEnabled:enabled];
 123     }
 124 }
 125
 126 @end