//
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// JSDropDownMenu.h
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// JSDropDownMenu
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//
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// Created by Jsfu on 15-1-12.
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// Copyright (c) 2015年 jsfu. All rights reserved.
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//
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#import <UIKit/UIKit.h>
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#import <UIKit/UIKit.h>
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@interface JSIndexPath : NSObject
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@property (nonatomic, assign) NSInteger column;
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@property (nonatomic, assign) NSInteger leftOrRight;
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@property (nonatomic, assign) NSInteger leftRow;
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@property (nonatomic, assign) NSInteger row;
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- (instancetype)initWithColumn:(NSInteger)column leftOrRight:(NSInteger)leftOrRight leftRow:(NSInteger)leftRow row:(NSInteger)row;
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+ (instancetype)indexPathWithCol:(NSInteger)col leftOrRight:(NSInteger)leftOrRight leftRow:(NSInteger)leftRow row:(NSInteger)row;
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@end
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#pragma mark - data source protocol
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@class JSDropDownMenu;
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@protocol JSDropDownMenuDataSource <NSObject>
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@required
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- (NSInteger)menu:(JSDropDownMenu *)menu numberOfRowsInColumn:(NSInteger)column leftOrRight:(NSInteger)leftOrRight leftRow:(NSInteger)leftRow;
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- (NSString *)menu:(JSDropDownMenu *)menu titleForRowAtIndexPath:(JSIndexPath *)indexPath;
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- (NSString *)menu:(JSDropDownMenu *)menu titleForColumn:(NSInteger)column;
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/**
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* 表视图显示时，左边表显示比例
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*/
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- (CGFloat)widthRatioOfLeftColumn:(NSInteger)column;
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/**
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* 表视图显示时，是否需要两个表显示
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*/
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- (BOOL)haveRightTableViewInColumn:(NSInteger)column;
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/**
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* 返回当前菜单左边表选中行
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*/
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- (NSInteger)currentLeftSelectedRow:(NSInteger)column;
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@optional
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//default value is 1
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- (NSInteger)numberOfColumnsInMenu:(JSDropDownMenu *)menu;
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/**
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* 是否需要显示为UICollectionView 默认为否
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*/
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- (BOOL)displayByCollectionViewInColumn:(NSInteger)column;
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@end
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#pragma mark - delegate
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@protocol JSDropDownMenuDelegate <NSObject>
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@optional
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- (void)menu:(JSDropDownMenu *)menu didSelectRowAtIndexPath:(JSIndexPath *)indexPath;
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@end
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#pragma mark - interface
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@interface JSDropDownMenu : UIView <UITableViewDataSource, UITableViewDelegate, UICollectionViewDataSource, UICollectionViewDelegate,UICollectionViewDelegateFlowLayout>
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@property (nonatomic, weak) id <JSDropDownMenuDataSource> dataSource;
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@property (nonatomic, weak) id <JSDropDownMenuDelegate> delegate;
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@property (nonatomic, strong) UIColor *indicatorColor;
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@property (nonatomic, strong) UIColor *textColor;
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@property (nonatomic, strong) UIColor *separatorColor;
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/**
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* the width of menu will be set to screen width defaultly
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*
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* @param origin the origin of this view's frame
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* @param height menu's height
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*
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* @return menu
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*/
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- (instancetype)initWithOrigin:(CGPoint)origin andHeight:(CGFloat)height;
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- (NSString *)titleForRowAtIndexPath:(JSIndexPath *)indexPath;
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@end
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