AbstractActionSheetPicker.h

//
//Copyright (c) 2011, Tim Cinel
//All rights reserved.
//
//Redistribution and use in source and binary forms, with or without
//modification, are permitted provided that the following conditions are met:
//* Redistributions of source code must retain the above copyright
//notice, this list of conditions and the following disclaimer.
//* Redistributions in binary form must reproduce the above copyright
//notice, this list of conditions and the following disclaimer in the
//documentation and/or other materials provided with the distribution.
//* Neither the name of the <organization> nor the
//names of its contributors may be used to endorse or promote products
//derived from this software without specific prior written permission.
//
//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
//ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
//WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
//DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
//DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
//(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
//ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
//(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
//SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//

#import <Foundation/Foundation.h>
#import <UIKit/UIKit.h>

#define SuppressPerformSelectorLeakWarning(Stuff) \
do { \
_Pragma("clang diagnostic push") \
_Pragma("clang diagnostic ignored \"-Warc-performSelector-leaks\"") \
Stuff; \
_Pragma("clang diagnostic pop") \
} while (0)

typedef NS_ENUM(NSInteger, ActionType)
{
    Value,
    Selector,
    Block
};

typedef void (^ActionBlock)(void);

static NSString *const kButtonValue   = @"buttonValue";

static NSString *const kButtonTitle   = @"buttonTitle";

static NSString *const kActionType    = @"buttonAction";

static NSString *const kActionTarget  = @"buttonActionTarget";

@interface AbstractActionSheetPicker : NSObject<UIPopoverControllerDelegate>
@property (nonatomic, strong) UIToolbar* toolbar;
@property (nonatomic, copy) NSString *title;
@property (nonatomic, strong) UIView *pickerView;
@property (nonatomic, readonly) CGSize viewSize;
@property (nonatomic, strong) NSMutableArray *customButtons;
@property (nonatomic, assign) BOOL hideCancel;
@property (nonatomic, assign) CGRect presentFromRect;
@property (nonatomic) NSDictionary *titleTextAttributes; // default is nil. Used to specify Title Label attributes.
@property (nonatomic) NSAttributedString *attributedTitle; // default is nil. If titleTextAttributes not nil this value ignorred.
@property (nonatomic, retain) Class popoverBackgroundViewClass; //allow popover customization on iPad

    // For subclasses.
- (id)initWithTarget:(id)target successAction:(SEL)successAction cancelAction:(SEL)cancelActionOrNil origin:(id)origin;

    // Present the ActionSheetPicker
- (void)showActionSheetPicker;

    // For subclasses.  This is used to send a message to the target upon a successful selection and dismissal of the picker (i.e. not canceled).
- (void)notifyTarget:(id)target didSucceedWithAction:(SEL)successAction origin:(id)origin;

    // For subclasses.  This is an optional message upon cancelation of the picker.
- (void)notifyTarget:(id)target didCancelWithAction:(SEL)cancelAction origin:(id)origin;

    // For subclasses.  This returns a configured picker view.  Subclasses should autorelease.
- (UIView *)configuredPickerView;

    // Adds custom buttons to the left of the UIToolbar that select specified values
- (void)addCustomButtonWithTitle:(NSString *)title value:(id)value;

    // Adds custom buttons to the left of the UIToolbar that implement specified block
- (void)addCustomButtonWithTitle:(NSString *)title actionBlock:(ActionBlock)block;

    // Adds custom buttons to the left of the UIToolbar that implement specified selector
- (void)addCustomButtonWithTitle:(NSString*)title target:(id)target selector:(SEL)selector;

    //For subclasses. This responds to a custom button being pressed.
- (IBAction)customButtonPressed:(id)sender;

    // Allow the user to specify a custom cancel button
- (void) setCancelButton: (UIBarButtonItem *)button;

    // Allow the user to specify a custom done button
- (void) setDoneButton: (UIBarButtonItem *)button;

    // Hide picker programmatically
- (void) hidePickerWithCancelAction;

@end