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//
// LYAddressView.m
// AddressPickView
//
// Created by liyang on 16/5/10.
// Copyright © 2016年 liyang. All rights reserved.
//
#import "LYAddressView.h"
#define LYKeyWindow [UIApplication sharedApplication].keyWindow
#define kScreenBounds [UIScreen mainScreen].bounds
#define kScreenWidth [UIScreen mainScreen].bounds.size.width
#define kScreenHeight [UIScreen mainScreen].bounds.size.height
@interface LYAddressView ()<UIPickerViewDelegate, UIPickerViewDataSource>
/** pickView */
@property (nonatomic, strong) UIPickerView *addressView;
/** toolView */
@property (nonatomic, strong) UIView *toolView;
/** 省 */
@property (nonatomic, strong) NSArray *provinceList;
/** 市 */
@property (nonatomic, strong) NSArray *cityList;
/** 区 */
@property (nonatomic, strong) NSArray *areaList;
@property(nonatomic,strong) NSArray *selectedArray;
@end
@implementation LYAddressView
+ (instancetype)addressView
{
return [[self alloc] init];
}
- (instancetype)initWithFrame:(CGRect)frame
{
self = [super initWithFrame:frame];
if (self) {
[self addressView];
[self toolView];
}
return self;
}
- (UIPickerView *)addressView
{
if (!_addressView) {
UIPickerView *pickView = [[UIPickerView alloc] init];
pickView.frame = CGRectMake(0, 44, kScreenWidth, 200);
pickView.delegate = self;
pickView.dataSource = self;
[self addSubview:pickView];
pickView.backgroundColor = [UIColor orangeColor];
self.addressView = pickView;
}
return _addressView;
}
- (UIView *)toolView
{
if (!_toolView) {
UIView *tool = [[UIView alloc] init];
tool.backgroundColor = [UIColor lightGrayColor];
[self addSubview:tool];
self.toolView = tool;
}
return _toolView;
}
- (void)setDataDic:(NSDictionary *)dataDic
{
_dataDic = dataDic;
// 初始化 省市区的数组
[self setUpDate];
}
- (void)setUpDate
{
// 第一列
self.provinceList = [self.dataDic allKeys];
NSString *keyStr = [self.provinceList objectAtIndex:0];
self.selectedArray = [self.dataDic objectForKey:keyStr];
if (self.selectedArray.count > 0) {
NSDictionary *dic = [self.selectedArray objectAtIndex:0];
self.cityList = [dic allKeys];
}
if (self.cityList.count > 0) {
self.areaList = [[self.selectedArray objectAtIndex:0] objectForKey:[self.cityList objectAtIndex:0]];
}
}
#pragma mark - PickViewDataSource
- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView
{
return 3;
}
- (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component
{
if (component == 0) {
return _provinceList.count;
} else if (component == 1) {
return _cityList.count;
} else {
return _areaList.count;
}
}
- (void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component
{
if (component == 0) {
self.selectedArray = [self.dataDic objectForKey:[self.provinceList objectAtIndex:row]];
if (self.selectedArray.count > 0) {
self.cityList = [[self.selectedArray objectAtIndex:0] allKeys];
} else {
self.cityList = nil;
}
if (self.cityList.count > 0) {
self.areaList = [[self.selectedArray objectAtIndex:0] objectForKey:[self.cityList objectAtIndex:0]];
} else {
self.areaList = nil;
}
}
[pickerView selectedRowInComponent:1];
[pickerView reloadComponent:1];
[pickerView selectedRowInComponent:2];
if (component == 1) {
if (self.selectedArray.count > 0 && self.cityList.count > 0) {
self.areaList = [[self.selectedArray objectAtIndex:0] objectForKey:[self.cityList objectAtIndex:row]];
} else {
self.areaList = nil;
}
[pickerView selectRow:1 inComponent:2 animated:YES];
}
[pickerView reloadComponent:2];
}
- (CGFloat)pickerView:(UIPickerView *)pickerView widthForComponent:(NSInteger)component
{
CGFloat w = kScreenWidth/3;
return w;
}
- (CGFloat)pickerView:(UIPickerView *)pickerView rowHeightForComponent:(NSInteger)component
{
return 40;
}
- (UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row forComponent:(NSInteger)component reusingView:(nullable UIView *)view
{
UILabel *lable=[[UILabel alloc]init];
lable.textAlignment=NSTextAlignmentCenter;
lable.font=[UIFont systemFontOfSize:16.0f];
if (component == 0) {
lable.text=[self.provinceList objectAtIndex:row];
} else if (component == 1) {
lable.text=[self.cityList objectAtIndex:row];
} else {
lable.text=[self.areaList objectAtIndex:row];
}
return lable;
}
@end
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