Monitor keyboard appearance and hide top view is worth changing

-(Uitextview *) Publishtextview

{

if (!_publishtextview)

{

Uitextview *publishtextview = [[Uitextview alloc] init];

Publishtextview.font = Contenttitlefont;

Publishtextview.frame = CGRectMake (0, 0, screen_width, screen_height);

The keyboard becomes the first responder

[Publishtextview Becomefirstresponder];

Self.publishtextview = Publishtextview;

[Self.view Addsubview:publishtextview];

}

return _publishtextview;

}

-(Ysweibopublishtoolbar *) Publishtoolbar

{

if (!_publishtoolbar)

{

Ysweibopublishtoolbar *publishtoolbar = [[Ysweibopublishtoolbar alloc] init];

CGFloat publishtoolbarheight = 44.f;

Publishtoolbar.frame = CGRectMake (0, Screen_height-publishtoolbarheight, Screen_width, publishToolbarHeight);

Self.publishtoolbar = Publishtoolbar;

[Self.view Addsubview:publishtoolbar];

}

return _publishtoolbar;

}

-(void) viewdidload

{

[Super Viewdidload];

Self.publishTextView.delegate = self;

Self.publishtoolbar;

[Self setupnavigationitem];

[Ysweibonotificationcenter addobserver:self selector: @selector (keyboardwillchangeframe:) Name: Uikeyboardwillchangeframenotification Object:nil];

}

#pragma mark-monitoring method

/** */

-(void) Keyboardwillchangeframe: (nsnotification *) notification

{

Nsdictionary *userinfo = Notification.userinfo;

Duration of animation

Double duration = [Userinfo[uikeyboardanimationdurationuserinfokey] doublevalue];

The frame of the keyboard

CGRect KEYBOARDF = [Userinfo[uikeyboardframeenduserinfokey] cgrectvalue];

[UIView animatewithduration:duration animations:^{

The Y value of the IF (Keyboardf.origin.y > Self.view.height) {//keyboard has far exceeded the height of the controller view

Self.publishtoolbar.y = Self.view.height-self.publishtoolbar.height;

} else {

Self.publishtoolbar.y = Keyboardf.origin.y-self.publishtoolbar.height;

}

}];

}

Monitor keyboard appearance and hide top view is worth changing