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TTAlertViewController.m
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TTAlertViewController.m
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//
// Copyright 2009-2010 Facebook
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#import "Three20/TTAlertViewController.h"
#import "Three20/TTGlobalCore.h"
#import "Three20/TTNavigator.h"
///////////////////////////////////////////////////////////////////////////////////////////////////
@interface TTAlertView : UIAlertView {
UIViewController* _popupViewController;
}
@property(nonatomic,retain) UIViewController* popupViewController;
@end
@implementation TTAlertView
@synthesize popupViewController = _popupViewController;
- (id)initWithFrame:(CGRect)frame {
if (self = [super initWithFrame:frame]) {
_popupViewController = nil;
}
return self;
}
- (void)dealloc {
TT_RELEASE_SAFELY(_popupViewController);
[super dealloc];
}
- (void)didMoveToSuperview {
if (!self.superview) {
[_popupViewController autorelease];
_popupViewController = nil;
}
}
@end
///////////////////////////////////////////////////////////////////////////////////////////////////
@implementation TTAlertViewController
@synthesize delegate = _delegate, userInfo = _userInfo;
///////////////////////////////////////////////////////////////////////////////////////////////////
// NSObject
- (id)initWithTitle:(NSString*)title message:(NSString*)message delegate:(id)delegate {
if (self = [super init]) {
_delegate = delegate;
_userInfo = nil;
_URLs = [[NSMutableArray alloc] init];
if (title) {
self.alertView.title = title;
}
if (message) {
self.alertView.message = message;
}
}
return self;
}
- (id)initWithTitle:(NSString*)title message:(NSString*)message {
return [self initWithTitle:title message:message delegate:nil];
}
- (id)init {
return [self initWithTitle:nil message:nil delegate:nil];
}
- (void)dealloc {
[(UIAlertView*)self.view setDelegate:nil];
TT_RELEASE_SAFELY(_URLs);
TT_RELEASE_SAFELY(_userInfo);
[super dealloc];
}
///////////////////////////////////////////////////////////////////////////////////////////////////
// UIViewController
- (void)loadView {
TTAlertView* alertView = [[[TTAlertView alloc] initWithTitle:nil message:nil delegate:self
cancelButtonTitle:nil
otherButtonTitles:nil] autorelease];
alertView.popupViewController = self;
self.view = alertView;
}
///////////////////////////////////////////////////////////////////////////////////////////////////
// UTViewController (TTCategory)
- (BOOL)persistView:(NSMutableDictionary*)state {
return NO;
}
///////////////////////////////////////////////////////////////////////////////////////////////////
// TTPopupViewController
- (void)showInView:(UIView*)view animated:(BOOL)animated {
[self viewWillAppear:animated];
[self.alertView show];
[self viewDidAppear:animated];
}
- (void)dismissPopupViewControllerAnimated:(BOOL)animated {
[self viewWillDisappear:animated];
[self.alertView dismissWithClickedButtonIndex:self.alertView.cancelButtonIndex animated:animated];
[self viewDidDisappear:animated];
}
///////////////////////////////////////////////////////////////////////////////////////////////////
// UIAlertviewDelegate
- (void)alertView:(UIAlertView*)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
if ([_delegate respondsToSelector:@selector(alertView:clickedButtonAtIndex:)]) {
[_delegate alertView:alertView clickedButtonAtIndex:buttonIndex];
}
}
- (void)alertViewCancel:(UIAlertView*)alertView {
if ([_delegate respondsToSelector:@selector(alertViewCancel:)]) {
[_delegate alertViewCancel:alertView];
}
}
- (void)willPresentAlertView:(UIAlertView*)alertView {
if ([_delegate respondsToSelector:@selector(willPresentAlertView:)]) {
[_delegate willPresentAlertView:alertView];
}
}
- (void)didPresentAlertView:(UIAlertView*)alertView {
if ([_delegate respondsToSelector:@selector(didPresentAlertView:)]) {
[_delegate didPresentAlertView:alertView];
}
}
- (void)alertView:(UIAlertView*)alertView willDismissWithButtonIndex:(NSInteger)buttonIndex {
if ([_delegate respondsToSelector:@selector(alertView:willDismissWithButtonIndex:)]) {
[_delegate alertView:alertView willDismissWithButtonIndex:buttonIndex];
}
}
- (void)alertView:(UIAlertView*)alertView didDismissWithButtonIndex:(NSInteger)buttonIndex {
NSString* URL = [self buttonURLAtIndex:buttonIndex];
BOOL canOpenURL = YES;
if ([_delegate respondsToSelector:@selector(alertViewController:didDismissWithButtonIndex:URL:)]) {
canOpenURL = [_delegate alertViewController:self didDismissWithButtonIndex:buttonIndex URL:URL];
}
if (URL && canOpenURL) {
TTOpenURL(URL);
}
if ([_delegate respondsToSelector:@selector(alertView:didDismissWithButtonIndex:)]) {
[_delegate alertView:alertView didDismissWithButtonIndex:buttonIndex];
}
}
///////////////////////////////////////////////////////////////////////////////////////////////////
// public
- (UIAlertView*)alertView {
return (UIAlertView*)self.view;
}
- (NSInteger)addButtonWithTitle:(NSString*)title URL:(NSString*)URL {
if (URL) {
[_URLs addObject:URL];
} else {
[_URLs addObject:[NSNull null]];
}
return [self.alertView addButtonWithTitle:title];
}
- (NSInteger)addCancelButtonWithTitle:(NSString*)title URL:(NSString*)URL {
self.alertView.cancelButtonIndex = [self addButtonWithTitle:title URL:URL];
return self.alertView.cancelButtonIndex;
}
- (NSString*)buttonURLAtIndex:(NSInteger)index {
id URL = [_URLs objectAtIndex:index];
return URL != [NSNull null] ? URL : nil;
}
@end