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/*********************************************************
* Copyright (C) 2009 VMware, Inc. All rights reserved.
*
* This file is part of VMware View Open Client.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation version 2.1 and no later version.
*
* This program is released with an additional exemption that
* compiling, linking, and/or using the OpenSSL libraries with this
* program is allowed.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the Lesser GNU General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
*********************************************************/
/*
* cdkChangePinCredsViewController.m --
*
* Implementation of CdkChangePinCredsViewController.
*/
#import "cdkCreds.h"
#import "cdkChangePinCredsViewController.h"
@interface CdkChangePinCredsViewController ()
-(void)resizeForLabel;
@end
@implementation CdkChangePinCredsViewController
/*
*-----------------------------------------------------------------------------
*
* +[CdkChangePinCredsViewController changePinCredsViewController] --
*
* Create an autoreleased password change view controller.
*
* Results:
* A new view controller, or nil on error.
*
* Side effects:
* None
*
*-----------------------------------------------------------------------------
*/
+(CdkChangePinCredsViewController *)changePinCredsViewController
{
return [[[CdkChangePinCredsViewController alloc] init] autorelease];
}
/*
*-----------------------------------------------------------------------------
*
* -[CdkChangePinCredsViewController init] --
*
* Initialize a password change view controller.
*
* Results:
* self on success or nil on error.
*
* Side effects:
* None
*
*-----------------------------------------------------------------------------
*/
-(id)init
{
if (!(self = [super initWithNibName:@"ChangePinCredsView"
bundle:nil])) {
return nil;
}
[self setRepresentedObject:[CdkCreds creds]];
return self;
}
/*
*-----------------------------------------------------------------------------
*
* -[CdkChangePinCredsViewController dealloc] --
*
* Stop observing changes on our model.
*
* Results:
* None
*
* Side effects:
* None
*
*-----------------------------------------------------------------------------
*/
-(void)dealloc
{
[[self representedObject] removeObserver:self forKeyPath:@"label"];
[super dealloc];
}
/*
*-----------------------------------------------------------------------------
*
* -[CdkChangePinCredsViewController awakeFromNib] --
*
* We watch for label changes, and resize our view accordingly,
* but we can't do this until we have a label - which is now.
* Set up the observer, and do an initial resize for our current label.
*
* Results:
* None
*
* Side effects:
* None
*
*-----------------------------------------------------------------------------
*/
-(void)awakeFromNib
{
[[self representedObject] addObserver:self
forKeyPath:@"label"
options:0
context:nil];
[self resizeForLabel];
}
/*
*-----------------------------------------------------------------------------
*
* +[CdkChangePinCredsViewController keyPathsForValuesAffectingContinueEnabled] --
*
* Determine which keys affect the continue button.
*
* Results:
* A set of property names.
*
* Side effects:
* None
*
*-----------------------------------------------------------------------------
*/
+(NSSet *)keyPathsForValuesAffectingContinueEnabled
{
return [NSSet setWithObjects:@"representedObject.secret",
@"representedObject.confirm", nil];
}
/*
*-----------------------------------------------------------------------------
*
* -[CdkChangePinCredsViewController continueEnabled] --
*
* Determine whether continue button should be enabled.
*
* Results:
* YES if the continue button is enabled, NO otherwise.
*
* Side effects:
* None
*
*-----------------------------------------------------------------------------
*/
-(BOOL)continueEnabled
{
CdkCreds *creds = [self representedObject];
return [creds validChangePinCreds];
}
/*
*-----------------------------------------------------------------------------
*
* -[CdkChangePinCredsViewController observeValueForKeyPath:ofObject:change:context:] --
*
* Key value observer callback for changes to creds.label; update
* our size based on the new label.
*
* Results:
* None
*
* Side effects:
* Resizes this view's frame.
*
*-----------------------------------------------------------------------------
*/
-(void)observeValueForKeyPath:(NSString *)keyPath // IN/UNUSED
ofObject:(id)ofObject // IN/UNUSED
change:(NSDictionary *)change // IN/UNUSED
context:(void *)context // IN/UNUSED
{
[self resizeForLabel];
}
/*
*-----------------------------------------------------------------------------
*
* -[CdkChangePinCredsViewController resizeForLabel] --
*
* Give the label "infinite" height for its current width to see
* what height it requires, and then resize our view to fit that
* height.
*
* Results:
* None
*
* Side effects:
* Resizes view.
*
*-----------------------------------------------------------------------------
*/
- (void)resizeForLabel
{
NSSize viewSize = [[self view] frame].size;
NSSize curSize = [label frame].size;
NSRect bounds = [label frame];
bounds.size.height = 10000;
NSSize newSize = [[label cell] cellSizeForBounds:bounds];
NSRect viewFrame = [[self view] frame];
float dh = newSize.height - curSize.height;
viewFrame.size.height += dh;
[[self view] setFrame:viewFrame];
}
@end // @implementation CdkChangePinCredsViewController
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