forked from ettore/candygirl
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clcg_gfx.h
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/
clcg_gfx.h
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/*
Copyright (c) 2011, Cubelogic. 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 Cubelogic 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 THE COPYRIGHT OWNER OR CONTRIBUTORS 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.
Created by Ettore Pasquini on 10/19/11.
*/
#ifndef CLCG_GFX_H_
#define CLCG_GFX_H_
#ifdef __cplusplus
extern "C" {
#endif
#import <Foundation/Foundation.h>
/**
* Before calling removeFromSuperview, ensures that the object is an actual
* UIView, otherwise it does nothing.
*/
void clcg_safe_remove_from_superview(id view);
/**
* Does a snapshot of a view appending a title below it.
*/
UIImage *clcg_do_snapshot(UIView *v, NSString *title);
/**
* Clients should define a function with this signature to determine if
* the bottom bar should be hidden when the given vc is pushed on the stack,
* or if should be show it back when the vc is popped from the stack.
*/
typedef BOOL (*clcg_should_hide_vc_f)(UIViewController *vc);
/**
* Scenario: you want to hide the bottom bar when a given VC is pushed on the
* stack and certain conditions are met.
*
* Usage: from your UINavigationController subclass, override
* pushViewController:animated: and call this function before calling super.
* Use this function in conjunction with clcg_popping_vc_from_hiding().
*
* @param nc The Navigation Controller who's pushing the view controllers on
* the navigation stack.
* @param vc The view conroller about to be pushed.
* @param clcg_should_hide_vc_f Function determining if we should hide the
* bottom bar when pushing `vc' on the stack.
*/
void clcg_pushing_vc_for_hiding(UINavigationController *nc,
UIViewController *vc,
clcg_should_hide_vc_f fun);
/**
* Scenario: you want to show back the bottom bar when a given VC is popped
* from the stack and certain conditions are met.
*
* Usage: from your UINavigationController subclass, override
* popViewControllerAnimated: and call this function before calling super.
*
* @param nc The Navigation Controller who's popping the view controllers on
* the navigation stack.
* @param clcg_should_hide_vc_f Function determining if we should hide the
* bottom bar when pushing `vc' on the stack.
*/
void clcg_popping_vc_from_hiding(UINavigationController *nc,
clcg_should_hide_vc_f fun);
/**
* Creates an UIActivityIndicatorView of given size in pixels and returns it.
* The returned instance is not autoreleased: the celler will have to
* take care of releasing it when needed.
*/
UIActivityIndicatorView *clcg_new_spinny(CGFloat size);
/**
* Creates an UIActivityIndicatorView of given size in pixels, attaches it to
* the accessory view of the table-view cell, and autoreleases it.
*/
void clcg_attach_spinny2cell(CGFloat size, UITableViewCell *cell);
#ifdef __cplusplus
}
#endif
#endif