@property (weak, nonatomic, nullable) IBOutlet UIPickerView *pickerView;
/**
 是否单列，目前最多支持两列。(Single column or two columns.)
 */
@property (assign, nonatomic) BOOL single;
/**
 级联选择器回调，返回选择的 dataID与 dataText。(OK callback handler, get the 'dataID' and 'dataText' that you selected.)
 */
@property (strong, nonatomic, nonnull) void(^OKHandler)(NSNumber *_Nonnull dataID, NSString *_Nonnull dataText);

/**
 数据标识 ID。(Data ID.)
 */
@property (assign, nonatomic, nonnull) NSNumber *dataID;
/**
 数据显示内容。(Title for show in list.)
 */
@property (weak, nonatomic, nullable) IBOutlet UILabel *data_label;
/**
 是否已选。(Show selected image or unselected image.)
 */
@property (weak, nonatomic) IBOutlet UIImageView *select_imageView;


/**
 初始化单元格，元素基于 BaseDataModel的数据源。(Init with BaseDataModel based data source.)

 @param model 基于 BaseDataModel的实例
 */
- (void)initWithModel:(BaseDataModel *_Nonnull)model;

@property (weak, nonatomic, nullable) IBOutlet UITableView *tableView;
/**
 是否单选。(Single selection or not.)
 */
@property (assign, nonatomic) BOOL singled;
/**
 已选择的行 DataID，恢复选中状态。(For cell resume if cell selected.)
 */
@property (strong, nonatomic, nullable) NSNumber *selectedDataID;
/**
 已选择的行 DataIDs，恢复选中状态。(For cells resume if cells selected.)
 */
@property (strong, nonatomic, nullable) NSArray *selectedDataIDs;
/**
 列表选择器回调，多选时返回已选的 dataIDs和 dataNames，单选时: 元素基于 BaseDataModel的数据源返回 dataID和 dataName。(OK Callback handler for list selector,  for multiple selection you will get 'dataIDs' and 'dataNames' that you selected, for single selection you will get 'dataID' and 'dataName' that you selected.)
 */
@property (strong, nonatomic, nonnull) void(^OKHandler)(NSArray *_Nonnull dataIDs, NSArray *_Nonnull dataNames);

IB_DESIGNABLE
@interface EFButton : UIButton

/** 设置边框宽度 */
@property (assign, nonatomic) IBInspectable CGFloat borderWidth;
/** 设置边框颜色 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *borderColor;
/** 设置圆角弧度 */
@property (assign, nonatomic) IBInspectable CGFloat cornerRadius;
/**
 自定义调试时显示的背景色
 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *debugBGColor;

/**
 渐变开始的颜色
 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *startColor;
/**
 渐变结束的颜色
 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *endColor;
/**
 是否横向渐变
 */
@property (assign, nonatomic, getter=isHorizontalGradient) IBInspectable BOOL horizontalGradient;
/**
 添加横向渐变
 
 @param startColor 渐变开始的颜色
 @param endColor 渐变结束的颜色
 */
- (void)setHorizontalGradientWithStartColor:(UIColor *_Nonnull)startColor endColor:(UIColor *_Nonnull)endColor;
/**
 添加纵向渐变
 
 @param startColor 渐变开始的颜色
 @param endColor 渐变结束的颜色
 */
- (void)setVerticalGradientWithStartColor:(UIColor *_Nonnull)startColor endColor:(UIColor *_Nonnull)endColor;
/**
 添加自定义渐变
 
 @param colors 渐变色序列
 @param locations 渐变位置序列
 @param startPoint 开始位置
 @param endPoint 结束位置
 */
- (void)setGradientBackgroundWithColors:(NSArray<UIColor *> *_Nonnull)colors locations:(NSArray<NSNumber *> *_Nullable)locations startPoint:(CGPoint)startPoint endPoint:(CGPoint)endPoint;

/**
 手动设置图标宽度，可单独设置宽度，高度按原图宽高比自动算出
 */
@property (assign, nonatomic) IBInspectable CGFloat imageFixedWidth;
/**
 手动设置图标高度，可单独设置高度，宽度按原图宽高比自动算出
 */
@property (assign, nonatomic) IBInspectable CGFloat imageFixedHeight;
/**
 图标是否自动等比缩放至合适大小显示，YES 等比缩放至合适大小，NO 等比缩放至平铺全部显示区域，可能有裁剪，默认 NO
 */
@property (assign, nonatomic) IBInspectable BOOL imageScaleAspectFit;
/**
 图标与文字的距离，缺省值为 5
 */
@property (assign, nonatomic) IBInspectable CGFloat betweenSpace;

/**
 按钮点按回调
 */
@property (strong, nonatomic, nullable) void(^tapHandler)(id _Nonnull sender);

@end


//MARK: 图标居左的按钮
IB_DESIGNABLE
@interface EFButtonLeftImage : EFButton

/**
 按钮左右边距，缺省值为 10
 */
@property (assign, nonatomic) IBInspectable CGFloat leftRightSpace;

@end


//MARK: 图标居上的按钮
IB_DESIGNABLE
@interface EFButtonTopImage : EFButton

/**
 按钮上下边距，缺省值为 10
 */
@property (assign, nonatomic) IBInspectable CGFloat topBottomSpace;

@end

IB_DESIGNABLE
@interface EFImageView : UIImageView

/** 设置边框宽度 */
@property (assign, nonatomic) IBInspectable CGFloat borderWidth;
/** 设置边框颜色 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *borderColor;
/** 设置圆角弧度 */
@property (assign, nonatomic) IBInspectable CGFloat cornerRadius;
/**
 自定义调试时显示的背景色
 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *debugBGColor;

/**
 图像是否自动等比缩放至合适大小显示，YES 等比缩放至合适大小，NO 等比缩放至平铺全部显示区域，可能有裁剪，默认 NO
 */
@property (assign, nonatomic) IBInspectable BOOL imageScaleAspectFit;

/** 设置阴影颜色 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *shadowColor;
/** 设置阴影偏移量 */
@property (assign, nonatomic) CGSize shadowOffset;
/** 设置阴影偏移宽 */
@property (assign, nonatomic) IBInspectable CGFloat shadowOffsetWidth;
/** 设置阴影偏移高 */
@property (assign, nonatomic) IBInspectable CGFloat shadowOffsetHeight;
/** 设置阴影透明度 */
@property (assign, nonatomic) IBInspectable CGFloat shadowOpacity;
/** 设置阴影半径 */
@property (assign, nonatomic) IBInspectable CGFloat shadowRadius;

@end

IB_DESIGNABLE
@interface EFLabel : UILabel

/** 设置边框宽度 */
@property (assign, nonatomic) IBInspectable CGFloat borderWidth;
/** 设置边框颜色 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *borderColor;
/** 设置圆角弧度 */
@property (assign, nonatomic) IBInspectable CGFloat cornerRadius;
/**
 自定义调试时显示的背景色
 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *debugBGColor;

/**
 文字显示不全时，是否以浮动提示方式显示全部文字
 */
@property (assign, nonatomic) IBInspectable BOOL tiped;

/**
 用一个 String初始化 Label

 @param string a NSString
 @return EFLabel 实例
 */
- (instancetype _Nonnull)initWithString:(NSString *_Nonnull)string;
/**
 用一个 String初始化 Label，指定字体大小

 @param string a NSString
 @param systemFontOfSize 字体大小
 @return EFLabel 实例
 */
- (instancetype _Nonnull)initWithString:(NSString *_Nonnull)string systemFontOfSize:(CGFloat)systemFontOfSize;
/**
 用一个 String初始化 Label，指定字体

 @param string a NSString
 @param font 字体
 @return EFLabel 实例
 */
- (instancetype _Nonnull)initWithString:(NSString *_Nonnull)string font:(UIFont *_Nonnull)font;
/**
 用一个 String初始化 Label，指定字体和文本颜色

 @param string a NSString
 @param font 字体
 @param textColor 文本颜色
 @return EFLabel 实例
 */
- (instancetype _Nonnull)initWithString:(NSString *_Nonnull)string font:(UIFont *_Nonnull)font textColor:(UIColor *_Nullable)textColor;

@end

IB_DESIGNABLE
@interface EFTextField : UITextField

/** 设置边框宽度 */
@property (assign, nonatomic) IBInspectable CGFloat borderWidth;
/** 设置边框颜色 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *borderColor;
/** 设置圆角弧度 */
@property (assign, nonatomic) IBInspectable CGFloat cornerRadius;
/**
 自定义调试时显示的背景色
 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *debugBGColor;

/** 设置文字横向偏移量 */
@property (assign, nonatomic) IBInspectable CGFloat offsetX;
/** 设置文字纵向偏移量 */
@property (assign, nonatomic) IBInspectable CGFloat offsetY;
/** 自定义占位文字的颜色 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *placeHolderColor;

@end

IB_DESIGNABLE
@interface EFView : UIView

/** 设置边框宽度 */
@property (assign, nonatomic) IBInspectable CGFloat borderWidth;
/** 设置边框颜色 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *borderColor;
/** 设置圆角弧度 */
@property (assign, nonatomic) IBInspectable CGFloat cornerRadius;
/**
 自定义调试时显示的背景色
 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *debugBGColor;

/** 设置阴影颜色 */
@property (strong, nonatomic, nullable) IBInspectable UIColor *shadowColor;
/** 设置阴影偏移量 */
@property (assign, nonatomic) CGSize shadowOffset;
/** 设置阴影偏移宽 */
@property (assign, nonatomic) IBInspectable CGFloat shadowOffsetWidth;
/** 设置阴影偏移高 */
@property (assign, nonatomic) IBInspectable CGFloat shadowOffsetHeight;
/** 设置阴影透明度 */
@property (assign, nonatomic) IBInspectable CGFloat shadowOpacity;
/** 设置阴影半径 */
@property (assign, nonatomic) IBInspectable CGFloat shadowRadius;

@end

/**
 是否使用深色导航栏，默认使用浅色导航栏。(Navigation bar style, light as default.)
 */
@property (assign, nonatomic) BOOL navigationBarDark;
/**
 图标。(The icon of modal dialog.)
 */
@property (weak, nonatomic, nullable) IBOutlet UIImageView *icon_imageView;
/**
 自定义图标文件名。(For custom icon.)
 */
@property (strong, nonatomic, nonnull) NSString *iconImageName;
/**
 标题。(The title of modal dialog.)
 */
@property (weak, nonatomic, nullable) IBOutlet UILabel *title_label;
/**
 自定义标题文本。(For custom title.)
 */
@property (strong, nonatomic, nonnull) NSString *titleText;

/**
 关闭对话框，方式1。(Close the modal dialog, the first way.)

 @param sender the close button
 */
- (IBAction)tapToClose:(id _Nullable)sender;
/**
 确定按钮。(OK button.)
 */
@property (weak, nonatomic, nullable) IBOutlet EFButton *OKButton;
/**
 按下确定按钮，处理事件响应，请派生一个子类并使用 OKHandler:。(Press the OK button to handle the event, implement the OKHandler: in a modal dialog based on EFBaseModalDialogViewController.)

 @param sender the ok button
 */
- (IBAction)tapToOK:(id _Nullable)sender;
/**
 关闭对话框，方式2。(Close the modal dialog, the second way.)
 */
- (void)closeModalDialog;
/**
 按下确定按钮回调。(The handler of button when pressed.)

 @param sender the ok button
 */
- (void)OKHandler:(id _Nullable)sender;

@interface PropertyModel : NSObject

@property (copy, nonatomic, nonnull) NSString *propertyName;
@property (copy, nonatomic, nonnull) NSString *propertyType;

@end

typedef void (^_Nullable EnumerateClass)(Class _Nonnull cls, BOOL *_Nonnull stop);
typedef void (^_Nullable EnumeratePropertiesFinish)(PropertyModel *_Nonnull pModel);
/**
 遍历所有的父类。(Enumerate every class of every super class.)

 @param enumerateClass EmunClassBlock 实例
 */
- (void)enumerateClass:(EnumerateClass)enumerateClass;
/**
 遍历所有的属性。(Enumerate every property of a class.)

 @param cl class
 @param finish EnumeratePropertiesFinish 实例
 */
- (void)enumerateProperties:(Class _Nonnull)cls finish:(EnumeratePropertiesFinish)finish;