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HikoGUI
A low latency retained GUI
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#include <hikogui/widgets/text_delegate.hpp>
Public Types | |
| using | value_type = text_variant |
Public Types inherited from hi::v1::text_delegate | |
| using | notifier_type = notifier<> |
| using | callback_token = notifier_type::callback_token |
| using | callback_proto = notifier_type::callback_proto |
Public Member Functions | |
| default_text_delegate (forward_of< observer< value_type > > auto &&value) noexcept | |
| Construct a delegate. | |
| text | read (widget &sender) noexcept override |
| Read text as a string of graphemes. | |
| void | write (widget &sender, hi::text const &text) noexcept override |
| Write text from a string of graphemes. | |
Public Member Functions inherited from hi::v1::text_delegate | |
| virtual void | init (widget &sender) noexcept |
| virtual void | deinit (widget &sender) noexcept |
| callback_token | subscribe (forward_of< callback_proto > auto &&callback, callback_flags flags=callback_flags::synchronous) noexcept |
| Subscribe a callback for notifying the widget of a data change. | |
Data Fields | |
| observer< value_type > | value |
A default text delegate specialization for text.
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inlineexplicitnoexcept |
Construct a delegate.
| value | A value or observer-value used as a representation of the state. |
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inlineoverridevirtualnoexcept |
Read text as a string of graphemes.
Implements hi::v1::text_delegate.
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inlineoverridevirtualnoexcept |
Write text from a string of graphemes.
Implements hi::v1::text_delegate.