JSMessageInputView Class Reference 
| Inherits from | UIImageView |
| Declared in | JSMessageInputView.h |
Overview
An instance of JSMessageInputView defines the input toolbar for composing a new message that is to be displayed above the keyboard.
Tasks
-
styleReturns the style appearance for the input view.
property -
textViewReturns the textView into which a new message is composed. This property is never
propertynil. -
sendButtonThe send button for the input view. The default value is an initialized
propertyUIButtonwhose appearance is styled according to the value of style during initialization. -
– initWithFrame:style:delegate:panGestureRecognizer:Initializes and returns an input view having the given frame, style, delegate, and panGestureRecognizer.
-
– adjustTextViewHeightBy:Adjusts the input view’s frame height by the given value.
-
+ textViewLineHeightA constant indicating the height of one line of text in the input view.
-
+ maxLinesA contant indicating the maximum number of lines of text that can be displayed in the textView.
-
+ maxHeightThe maximum height of the input view as determined by
maxLinesandtextViewLineHeight. This value is used for controlling the animation of the growing and shrinking of the input view as the text changes in the textView.
Properties
sendButton 
@property (weak, nonatomic) UIButton *sendButtonDiscussion
The send button for the input view. The default value is an initialized UIButton whose appearance is styled according to the value of style during initialization.
See Also
Declared In
JSMessageInputView.h
Class Methods
maxHeight
The maximum height of the input view as determined by maxLines and textViewLineHeight. This value is used for controlling the animation of the growing and shrinking of the input view as the text changes in the textView.
+ (CGFloat)maxHeightReturn Value
The maximum height of the input view as determined by maxLines and textViewLineHeight. This value is used for controlling the animation of the growing and shrinking of the input view as the text changes in the textView.
Declared In
JSMessageInputView.h
Instance Methods
adjustTextViewHeightBy:
- (void)adjustTextViewHeightBy:(CGFloat)changeInHeightDiscussion
Adjusts the input view’s frame height by the given value.
Parameters
- changeInHeight
The delta value by which to increase or decrease the existing height for the input view.
Declared In
JSMessageInputView.h
initWithFrame:style:delegate:panGestureRecognizer:
- (instancetype)initWithFrame:(CGRect)frame style:(JSMessageInputViewStyle)style delegate:(id<UITextViewDelegate,JSDismissiveTextViewDelegate>)delegate panGestureRecognizer:(UIPanGestureRecognizer *)panGestureRecognizerDiscussion
Initializes and returns an input view having the given frame, style, delegate, and panGestureRecognizer.
Parameters
- frame
A rectangle specifying the initial location and size of the bubble view in its superview’s coordinates.
- style
The style of the input view. @see JSMessageInputViewStyle.
- delegate
An object that conforms to the
UITextViewDelegateprotocol andJSDismissiveTextViewDelegateprotocol.
- panGestureRecognizer
A
UIPanGestureRecognizerused to dismiss the input view by dragging down.
Return Value
An initialized JSMessageInputView object or nil if the object could not be successfully initialized.
See Also
Declared In
JSMessageInputView.h