iboss-mini-ios/IBOSSmini/Business/Log/LogCell/SendMessageView.m

//
//  SendMessageView.m
//  IBOSS
//
//  Created by guan hong hou on 16/1/18.
//  Copyright © 2016年 elongtian. All rights reserved.
//


#import "SendMessageView.h"
@interface SendMessageView () <UITextFieldDelegate>
@property (nonatomic, strong) UITextField *inputTextField;
@property (nonatomic, strong) UIButton *sendBtn;
@property (nonatomic)CGFloat offset;
@end

@implementation SendMessageView
#pragma mark -公有方法

//初始化发送消息布局
- (instancetype)initWithFrame:(CGRect)frame {
    self = [super initWithFrame:frame];
    if (self) {
        [[NSNotificationCenter defaultCenter] addObserver:self
                                                 selector:@selector(keyboardWillShow:)
                                                     name:UIKeyboardWillShowNotification
                                                   object:nil];
        
        
    }
    return self;
}
#pragma mark -委托回调方法
//输入框回车事件
- (BOOL)textFieldShouldReturn:(UITextField *)textField {
    if ([self.sendMessageDelegate respondsToSelector:@selector(didSendMessage:albumInputView:)]) {
        [self.sendMessageDelegate didSendMessage:textField.text albumInputView:self];
    }
    return YES;
}

#pragma mark -私有方法
//初始化发送消息视图
-(void)setHintMessage:(NSString*)hintMessage view:(UIView*) view{
    CGRect inputTextRect=CGRectMake(10, 13, CGRectGetWidth([[UIScreen mainScreen] bounds]) - 60,24);
    if (!_inputTextField) {
        _inputTextField = [[UITextField alloc] initWithFrame:inputTextRect];
        
        _inputTextField.placeholder=hintMessage;
        _inputTextField.delegate = self;
        _inputTextField.returnKeyType = UIReturnKeySend;
        _inputTextField.borderStyle = UITextBorderStyleRoundedRect;
        [self addSubview:_inputTextField];
        [_inputTextField becomeFirstResponder];
    }
    if(!_sendBtn){
        _sendBtn = [UIButton buttonWithType:UIButtonTypeCustom];
        [_sendBtn addTarget:self action:@selector(sendData)
           forControlEvents:UIControlEventTouchUpInside];
        _sendBtn.frame = CGRectMake(CGRectGetMaxX(inputTextRect)+3,13,40, 24);
        [_sendBtn setTitle:@"发送" forState:UIControlStateNormal];
        [_sendBtn setTitleColor:[UIColor redColor] forState:UIControlStateNormal];
        [self addSubview:_sendBtn];
    }
    
}

//键盘弹出通知
-(void)keyboardWillShow:(NSNotification *)note
{
    CGFloat kbHeight = [[note.userInfo objectForKey:UIKeyboardFrameEndUserInfoKey] CGRectValue].size.height;
    //设置高度，根据父控件的高度-键盘高度-输入框的高度，在外围已经将父控件的高度设置成到屏幕底部
    self.frame = CGRectMake(0.0f,self.superview.frame.size.height-kbHeight-50, self.frame.size.width,self.frame.size.height);
}

//隐藏键盘

- (void)finishSendMessage {
    self.inputTextField.text = nil;
    [ self.inputTextField resignFirstResponder];
}

//发送消息方法
-(void)sendData{
    NSString *sendInfo=_inputTextField.text;
    [self.sendMessageDelegate didSendMessage:sendInfo albumInputView:self];
    
}
@end