cohtml::ITextInputHandler

Notifies of changes to input elements.

#include <TextInputHandler.h>

Public Functions

	Name
	ITextInputHandler()
virtual	~ITextInputHandler()
virtual void	OnSelectionChanged(IInputProxy * proxy, TextInput::Selection selection) Notifies that the selection in an input element has changed, including change of the caret position.
virtual void	OnTextChanged(IInputProxy * proxy, const char * addedChars, unsigned addedCount, const char * removedChars, unsigned removedCount, unsigned index) Notifies that the text in an input element has changed.
virtual void	OnFocus(IInputProxy * proxy) Called when the element is focused.
virtual void	OnBlur(IInputProxy * proxy) Called when the element loses focus proxy the affected element.

Public Functions Documentation

function ITextInputHandler

ITextInputHandler()

function ~ITextInputHandler

virtual ~ITextInputHandler()

function OnSelectionChanged

inline virtual void OnSelectionChanged(
    IInputProxy * proxy,
    TextInput::Selection selection
)

Notifies that the selection in an input element has changed, including change of the caret position.

Parameters:

• proxy the affected element
• selection the new selection

function OnTextChanged

inline virtual void OnTextChanged(
    IInputProxy * proxy,
    const char * addedChars,
    unsigned addedCount,
    const char * removedChars,
    unsigned removedCount,
    unsigned index
)

Notifies that the text in an input element has changed.

Parameters:

• proxy the affected element
• addedChars the newly added characters, can be nullptr
• addedCount the count of newly added characters
• removedChars the newly removed/replaced characters, can be nullptr
• removedCount count the count of the newly removed/replaced characters
• index the index at which the characters are added and/or removed

function OnFocus

inline virtual void OnFocus(
    IInputProxy * proxy
)

Called when the element is focused.

Parameters:

• proxy the affected element

function OnBlur

inline virtual void OnBlur(
    IInputProxy * proxy
)

Called when the element loses focus proxy the affected element.

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