Source/AIPasswordPromptController.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 // $Id$
  18
  19 #import "AIPasswordPromptController.h"
  20 #import <AIUtilities/AITextFieldAdditions.h>
  21
  22 #define         PASSWORD_PROMPT_NIB             @"PasswordPrompt"
  23 #define         KEY_PASSWORD_WINDOW_FRAME       @"Password Prompt Frame"
  24
  25 @implementation AIPasswordPromptController
  26
  27 - (id)initWithWindowNibName:(NSString *)windowNibName notifyingTarget:(id)inTarget selector:(SEL)inSelector context:(id)inContext
  28 {
  29     if((self = [super initWithWindowNibName:windowNibName])) {
  30                 [self setTarget:inTarget selector:inSelector context:inContext];
  31         }
  32
  33     return(self);
  34 }
  35
  36 - (void)setTarget:(id)inTarget selector:(SEL)inSelector context:(id)inContext
  37 {
  38         if (inTarget != target) {
  39                 [target release];
  40                 target = [inTarget retain];
  41         }
  42
  43         selector = inSelector;
  44
  45         if (inContext != context) {
  46                 [context release];
  47                 context = [inContext retain];
  48         }
  49 }
  50
  51
  52 - (void)dealloc
  53 {
  54     [target release];
  55         [context release];
  56
  57     [super dealloc];
  58 }
  59
  60 - (void)windowDidLoad
  61 {
  62         [[self window] center];
  63
  64         [super windowDidLoad];
  65 }
  66
  67 - (NSString *)savedPasswordKey
  68 {
  69         return nil;
  70 }
  71
  72 - (IBAction)cancel:(id)sender
  73 {
  74     //close up and notify our caller (pass nil to signify no password)
  75     [self closeWindow:nil];
  76     [target performSelector:selector withObject:nil withObject:context];
  77 }
  78
  79 - (IBAction)okay:(id)sender
  80 {
  81         NSString        *password = [textField_password secureStringValue];
  82         BOOL    savePassword = [checkBox_savePassword state];
  83
  84         //save password?
  85         if(savePassword && password && [password length]) {
  86                 [self savePassword:password];
  87         }
  88
  89         //close up and notify our caller
  90         [self closeWindow:nil];
  91         [target performSelector:selector withObject:password withObject:context];
  92 }
  93
  94 - (IBAction)togglePasswordSaved:(id)sender
  95 {
  96     if([sender state] == NSOffState){
  97         //Forget any saved passwords
  98                 [self savePassword:nil];
  99     }
 100 }
 101
 102 - (void)savePassword:(NSString *)password
 103 {
 104         //abstract method. subclasses can do things here.
 105 }
 106
 107 - (void)textDidChange:(NSNotification *)notification
 108 {
 109         //if the password field is empty, disable the OK button.
 110         //otherwise, enable it.
 111         [button_OK setEnabled:([[textField_password secureStringValue] length] != 0)];
 112 }
 113
 114 // called as the window closes
 115 - (void)windowWillClose:(id)sender
 116 {
 117         [NSObject cancelPreviousPerformRequestsWithTarget:[self window]
 118                                                                                          selector:@selector(makeFirstResponder:)
 119                                                                                            object:textField_password];
 120
 121         [super windowWillClose:sender];
 122     [self autorelease];
 123 }
 124
 125 - (void)windowDidBecomeKey:(NSNotification *)aNotification
 126 {
 127         [[self window] performSelector:@selector(makeFirstResponder:)
 128                                                 withObject:textField_password
 129                                                 afterDelay:0];
 130 }
 131
 132 @end