//在遇到有输入的情况下。由于现在键盘的高度是动态变化的。中文输入与英文输入时高度不同。所以输入框的位置也要做出相应的变化

#pragma mark - keyboardHight

-(void)viewWillAppear:(BOOL)animated

{

[self registerForKeyboardNotifications];

}

-(void)viewWillDisappear:(BOOL)animated

{

[[NSNotificationCenter defaultCenter] removeObserver:self];

}

- (void)registerForKeyboardNotifications

{

//使用NSNotificationCenter 鍵盤出現時

[[NSNotificationCenter defaultCenter] addObserver:self

selector:@selector(keyboardWasShown:)

name:UIKeyboardDidShowNotification object:nil];

//使用NSNotificationCenter 鍵盤隐藏時

[[NSNotificationCenter defaultCenter] addObserver:self

selector:@selector(keyboardWillBeHidden:)

name:UIKeyboardWillHideNotification object:nil];

}

//实现当键盘出现的时候计算键盘的高度大小。用于输入框显示位置

- (void)keyboardWasShown:(NSNotification*)aNotification

{

NSDictionary* info = [aNotification userInfo];

//kbSize即為鍵盤尺寸 (有width, height)

CGSize kbSize = [[info objectForKey:UIKeyboardFrameEndUserInfoKey] CGRectValue].size;//得到鍵盤的高度

NSLog(@"hight_hitht:%f",kbSize.height);

if(kbSize.height == 216)

{

keyboardhight = 0;

}

else

{

keyboardhight = 36; //252 - 216 系统键盘的两个不同高度

}

//输入框位置动画加载

[self begainMoveUpAnimation:keyboardhight];

}

//当键盘隐藏的时候

- (void)keyboardWillBeHidden:(NSNotification*)aNotification

{

//do something

}

//(TextView) 当键盘开始输入前。时行计算与动画加载

-(void)textViewDidBeginEditing:(UITextView *)textView

{

NSLog(@"gegin animation");

sendMsgTextView =textView;

resultCommunityTableview.frame = CGRectMake(0, 36, 320, 150);

//动画加载

[self begainMoveUpAnimation:0.0 ];

}

//关闭键盘(TextView) 换行时。隐藏键盘

-(BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text

{

resultCommunityTableview.frame = CGRectMake(0, 36, 320, 376);

if ([text isEqualToString:@"\n"]) {

[textView resignFirstResponder];

return NO;

}

return YES;

}

//输入结束时调用动画(把按键。背景。输入框都移下去)

-(void)textViewDidEndEditing:(UITextView *)textView

{

NSLog(@"tabtabtab");

[self endEditAnimation];

//释放

[[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];

[[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];

}

//判断当前输入法

-(void)textViewDidChangeSelection:(UITextView *)textView

{

NSLog(@"wewe:%@",[[UITextInputMode currentInputMode] primaryLanguage]);

/*

if ([[UITextInputMode currentInputMode] primaryLanguage] == @"en-US") {

NSLog(@"en-US");

}

else

{

NSLog(@"zh-hans");

}

*/

}