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using gesture to drag

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Feather
2013-04-18 13:49:08 +08:00
parent 7c145dac89
commit cc5314f2ba
4 changed files with 0 additions and 242 deletions
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13
Src/MLScrollView.h
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//
// MLScrollView.h
// MultiLayerNavigation
//
// Created by Feather Chan on 13-4-12.
// Copyright (c) 2013年 Feather Chan. All rights reserved.
//
#import <UIKit/UIKit.h>
@interface MLScrollView : UIScrollView
@end

112
Src/MLScrollView.m
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//
// MLScrollView.m
// MultiLayerNavigation
//
// Created by Feather Chan on 13-4-12.
// Copyright (c) 2013年 Feather Chan. All rights reserved.
//
#import "MLScrollView.h"
#import "MLNavigationController.h"
@interface UIView (FindUIViewController)
- (UIViewController *)viewController;
@end
@implementation MLScrollView
- (id)initWithFrame:(CGRect)frame
{
self = [super initWithFrame:frame];
if (self) {
// Initialization code
}
return self;
}
- (MLNavigationController *)firstAvailableNavigationController
{
if ([[self viewController].navigationController isKindOfClass:[MLNavigationController class]])
{
return (MLNavigationController *)[self viewController].navigationController;
}
return nil;
}
#pragma mark - UIResponse Subclassing -
- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesBegan:touches withEvent:event];
//send the event to MLNavigationController
[self.firstAvailableNavigationController touchesBegan:touches withEvent:event];
self.scrollEnabled = NO;
}
- (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesMoved:touches withEvent:event];
[self.firstAvailableNavigationController touchesMoved:touches withEvent:event];
}
- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesEnded:touches withEvent:event];
[self.firstAvailableNavigationController touchesEnded:touches withEvent:event];
self.scrollEnabled = YES;
}
- (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesCancelled:touches withEvent:event];
[self.firstAvailableNavigationController touchesCancelled:touches withEvent:event];
self.scrollEnabled = YES;
}
/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect
{
// Drawing code
}
*/
@end
@implementation UIView (FindUIViewController)
// Get to UIViewController from UIView on iPhone?
// http://stackoverflow.com/a/3732812/1104158
- (UIViewController *)viewController {
/// Finds the view's view controller.
// Traverse responder chain. Return first found view controller, which will be the view's view controller.
UIResponder *responder = self;
while ((responder = [responder nextResponder]))
if ([responder isKindOfClass: [UIViewController class]])
return (UIViewController *)responder;
// If the view controller isn't found, return nil.
return nil;
}
@end

13
Src/MLTableView.h
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//
// MLTableView.h
// MultiLayerNavigation
//
// Created by Feather Chan on 13-4-17.
// Copyright (c) 2013年 Feather Chan. All rights reserved.
//
#import <UIKit/UIKit.h>
@interface MLTableView : UITableView
@end

104
Src/MLTableView.m
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//
// MLTableView.m
// MultiLayerNavigation
//
// Created by Feather Chan on 13-4-17.
// Copyright (c) 2013年 Feather Chan. All rights reserved.
//
#import "MLTableView.h"
#import "MLNavigationController.h"
@implementation MLTableView
- (id)initWithFrame:(CGRect)frame
{
self = [super initWithFrame:frame];
if (self) {
// Initialization code
}
return self;
}
#pragma mark - UIResponse Subclassing -
- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesBegan:touches withEvent:event];
//send the event to MLNavigationController
[self.firstAvailableNavigationController touchesBegan:touches withEvent:event];
self.scrollEnabled = NO;
}
- (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesMoved:touches withEvent:event];
[self.firstAvailableNavigationController touchesMoved:touches withEvent:event];
self.allowsSelection = NO;
}
- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesEnded:touches withEvent:event];
[self.firstAvailableNavigationController touchesEnded:touches withEvent:event];
self.scrollEnabled = YES;
self.allowsSelection = YES;
[self deselectRowAtIndexPath:[self indexPathForSelectedRow] animated:NO];
}
- (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesCancelled:touches withEvent:event];
[self.firstAvailableNavigationController touchesCancelled:touches withEvent:event];
self.scrollEnabled = YES;
self.allowsSelection = YES;
[self deselectRowAtIndexPath:[self indexPathForSelectedRow] animated:NO];
}
/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect
{
// Drawing code
}
*/
- (MLNavigationController *)firstAvailableNavigationController
{
if ([[self viewController].navigationController isKindOfClass:[MLNavigationController class]])
{
return (MLNavigationController *)[self viewController].navigationController;
}
return nil;
}
- (UIViewController *)viewController {
/// Finds the view's view controller.
// Traverse responder chain. Return first found view controller, which will be the view's view controller.
UIResponder *responder = self;
while ((responder = [responder nextResponder]))
if ([responder isKindOfClass: [UIViewController class]])
return (UIViewController *)responder;
// If the view controller isn't found, return nil.
return nil;
}
@end