UI进阶之记事本3

创建NoteListTableViewCell

NoteListTableViewCell.h中

引入数据库    #import "WordNote.h"

添加方法

- (void)bindModel:(WordNote *)model;

NoteListTableViewCell.m中

添加控件

@property (nonatomic, strong) UILabel *titleLabel;

@property (nonatomic, strong) UILabel *timeLabel;

//初始化,并调用父类方法

-(instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier

{

self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];

if (self) {

self.titleLabel = [[UILabel alloc] init];

[self.contentView addSubview:self.titleLabel];

self.titleLabel.text = @"今天的事情";

self.titleLabel.textAlignment = NSTextAlignmentLeft;

self.timeLabel = [[UILabel alloc] init];

self.timeLabel.text = @"2016-03-28";

[self.contentView addSubview:self.timeLabel];

}

return self;

}

- (void)bindModel:(WordNote *)model

{

self.titleLabel.text = model.title;

self.timeLabel.text = model.time;

}

- (void)layoutSubviews

{

[super layoutSubviews];

self.titleLabel.frame = CGRectMake(0, 0, self.frame.size.width / 3 * 2, self.frame.size.height);

self.timeLabel.frame = CGRectMake(self.frame.size.width / 3 * 2, 0, self.frame.size.width / 3, self.frame.size.height);

}

//创建AddNoteViewController

AddNoteViewController.h中

#warning 这里的引入从.m文件换到.h文件了

#import "WordNote.h"

typedef void(^block)();

@interface AddNoteViewController : BaseViewController

@property (nonatomic, copy) block myBlock;

@property (nonatomic, assign) NSInteger FID;

- (void)bindModel:(WordNote *)model;

@end


AddNoteViewController.m中


引入#import "DataBaseHandle.h"

添加视图控件

@property (nonatomic, strong)UITextField *titleTextField;

@property (nonatomic, strong) UITextView *textView;


//调用方法并添加点击事件

- (void)createView

{

self.view.backgroundColor = [UIColor brownColor];

self.titleTextField = [[UITextField alloc] initWithFrame:CGRectMake(10, 74, self.view.frame.size.width - 20, 30)];

self.titleTextField.backgroundColor = [UIColor whiteColor];

self.titleTextField.placeholder = @"请输入标题";

self.titleTextField.textAlignment = NSTextAlignmentCenter;

[self.view addSubview:self.titleTextField];

self.textView = [[UITextView alloc] initWithFrame:CGRectMake(10, 114, self.view.frame.size.width - 20, self.view.frame.size.height - 124)];

[self.view addSubview:self.textView];

UIBarButtonItem *barButtonItem = [[UIBarButtonItem alloc]initWithBarButtonSystemItem:(UIBarButtonSystemItemSave) target:self action:@selector(barButtonItemClicked)];

self.navigationItem.rightBarButtonItem = barButtonItem;

}


- (void)barButtonItemClicked

{

DataBaseHandle *dataBaseHandle = [DataBaseHandle sharedDataBaseHandle];

[dataBaseHandle openDB];

WordNote *wordNote = [[WordNote alloc] init];

wordNote.title = self.titleTextField.text;

wordNote.note = self.textView.text;

wordNote.FID = self.FID;

NSDate *date = [NSDate date];

NSDateFormatter *formatter = [[NSDateFormatter alloc]init];

[formatter setDateFormat:@"YYYY-MM-dd"];

wordNote.time = [formatter stringFromDate:date];

[dataBaseHandle insertToWordNoteWith:wordNote];

[dataBaseHandle closeDB];

[self.navigationController popViewControllerAnimated:YES];

}


#warning 这里添加了新代码

- (void)bindModel:(WordNote *)model

{

self.titleTextField.text = model.title;

self.textView.text = model.note;

// 不让用户编辑了,所以关闭用户交互

self.titleTextField.userInteractionEnabled = NO;

self.textView.userInteractionEnabled = NO;

// 不需要保存,所以右边的置为nil

self.navigationItem.rightBarButtonItem = nil;

}


创建 AddFileViewController

AddFileViewController.h中


#warning 这里添加的新的代码

// 使用block回调 让上一个页面刷新

typedef void(^block)();

@interface AddFileViewController : BaseViewController

@property (nonatomic, copy) block MyBlock;

@end



AddFileViewController.m中


@property (nonatomic, strong)UITextField *titleTextField;

- (void)createView

{

self.view.backgroundColor = [UIColor blackColor];

self.titleTextField = [[UITextField alloc] initWithFrame:CGRectMake(10, 74, self.view.frame.size.width - 20, 30)];

self.titleTextField.textAlignment = NSTextAlignmentCenter;

self.titleTextField.backgroundColor = [UIColor whiteColor];

self.titleTextField.placeholder = @"请输入标题";

[self.view addSubview:self.titleTextField];

#warning 这里加了新代码

// 创建右边的barbuttonitem

UIBarButtonItem *barButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemSave target:self action:@selector(barButtonItemClicked)];

self.navigationItem.rightBarButtonItem = barButtonItem;

}



- (void)barButtonItemClicked

{

#warning 这里添加了新代码

// 存储数据

DataBaseHandle *dataBaseHandle = [DataBaseHandle sharedDataBaseHandle];

[dataBaseHandle openDB];

FileMessage *fileMessage = [[FileMessage alloc] init];

fileMessage.title = self.titleTextField.text;

NSDate *date = [NSDate date];

NSDateFormatter *formatter = [[NSDateFormatter alloc] init];

[formatter setDateFormat:@"YYYY-MM-dd"];

fileMessage.time = [formatter stringFromDate:date];

[dataBaseHandle insertIntoFileMessageWith:fileMessage];

// 触发自己的block

self.MyBlock();

[self.navigationController popViewControllerAnimated:YES];

}

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