ox::Line_edit Class Reference

Inheritance diagram for ox::Line_edit:

Classes
struct	Parameters

Public Types
using	Validator_t = std::function< bool(char32_t)>
Public Types inherited from ox::detail::Textline_base
enum class	Action { None , Clear }

Public Member Functions
	Line_edit (Glyph_string initial_text=U"", Align alignment=Align::Left, Action focus_in_action=Action::None, std::optional< Validator_t > validator=std::nullopt)
	Line_edit (Parameters p)
void	set_validator (std::optional< Validator_t > x)
	Set the input validator, allowing or disallowing specific char values. More...
void	disable_validator ()
	Turn off the validator so all text input is valid.
auto	validator () const noexcept -> std::optional< Validator_t > const &
	Return the current validator function object, or nullopt if not set.
Public Member Functions inherited from ox::detail::Textline_base
	Textline_base (ox::Glyph_string initial=U"", ox::Align align=ox::Align::Left, Action focus_in_action=Action::None)
	Textline_base (Parameters p)
void	set_text (ox::Glyph_string x)
	Clear and reset the text being displayed.
auto	text () const noexcept -> ox::Glyph_string const &
	Return the full text contents.
void	set_alignment (ox::Align x)
	Set either Left or Right Alignment, asserts with other alignments.
auto	alignment () const noexcept -> ox::Align
	Return the current alignment.
void	set_focus_in_action (Action x)
	Set the Action that occurs on focus in events.
void	clear_on_focus ()
	Clear the text on focus in event, restoring if nothing edited.
void	nothing_on_focus ()
	Does nothing on focus in event.
auto	focus_in_action () const noexcept -> Action
	Return the currently used focus in event Action.
void	set_cursor_to_index (int i)
	Set the Cursor to the Glyph in text at index .
Public Member Functions inherited from ox::Widget
	Widget (std::string name="", Focus_policy focus_policy_=Focus_policy::None, Size_policy width_policy_=Size_policy{}, Size_policy height_policy_=Size_policy{}, Brush brush_=Brush{}, Glyph wallpaper=U' ', bool brush_paints_wallpaper=true, Cursor cursor=Cursor{})
	Create an empty Widget.
	Widget (Parameters p)
	Create an empty Widget.
	Widget (Widget const &)=delete
	Widget (Widget &&)=delete
Widget &	operator= (Widget const &)=delete
Widget &	operator= (Widget &&)=delete
void	set_name (std::string name)
	Set the identifying name of the Widget.
auto	name () const -> std::string const &
	Return the name of the Widget.
auto	unique_id () const -> std::uint16_t
	Return the ID number unique to this Widget.
void	set_wallpaper (Glyph g)
	Used to fill in empty space that is not filled in by paint_event().
auto	get_wallpaper () const -> Glyph
	Return the currently in use wallpaper or std::nullopt if none.
void	enable (bool enable=true)
	Enable this Widget and send an Enable_event to itself. More...
void	disable (bool disable=true)
	Disable this Widget and send a Disable_event to itself. More...
auto	is_enabled () const -> bool
	Check whether the Widget is enabled.
auto	parent () const -> Widget *
	Return the Widget's parent pointer. More...
auto	top_left () const -> Point
	Return the global top left corner of this widget.
auto	area () const -> Area
	Return the area the widget occupies.
virtual void	update ()
	Post a paint event to this Widget.
virtual auto	is_layout_type () const -> bool
void	install_event_filter (Widget &filter)
	Install another Widget as an Event filter. More...
void	remove_event_filter (Widget &filter)
	Remove a Widget from the Event filter list. More...
auto	get_event_filters () const -> std::set< Widget * > const &
	Return the list of Event filter Widgets.
void	enable_animation (std::chrono::milliseconds interval)
	Enable animation on this Widget. More...
void	enable_animation (FPS fps)
	Enable animation with a frames-per-second value.
void	disable_animation ()
	Turn off animation, no more Timer_events will be sent to this Widget. More...
auto	is_animated () const -> bool
	Return true if this Widget has animation enabled.
auto	get_children ()
	Get a range containing Widget& to each child.
auto	get_children () const
	Get a const range containing Widget& to each child.
auto	get_descendants () const -> std::vector< Widget * >
	Return container of all descendants of self_.
void	paint_wallpaper_with_brush (bool paints=true)
	Set if the brush is applied to the wallpaper Glyph.
auto	paints_wallpaper_with_brush () const -> bool
	If true, the brush will apply to the wallpaper Glyph.
auto	generate_wallpaper () const -> Glyph
	Return the wallpaper Glyph. More...
auto	get_child_offset () const -> std::size_t
	Return the index of the first child displayed by this Widget.
auto	child_count () const -> std::size_t
	Return the number of children held by this Widget.
virtual auto	enable_event () -> bool
	Handles Enable_event objects.
virtual auto	disable_event () -> bool
	Handles Disable_event objects.
virtual auto	child_added_event (Widget &child) -> bool
	Handles Child_added_event objects.
virtual auto	child_removed_event (Widget &child) -> bool
	Handles Child_removed_event objects.
virtual auto	child_polished_event (Widget &child) -> bool
	Handles Child_polished_event objects.
virtual auto	move_event (Point new_position, Point old_position) -> bool
	Handles Move_event objects.
virtual auto	mouse_release_event (Mouse const &m) -> bool
	Handles Mouse_release_event objects.
virtual auto	mouse_wheel_event (Mouse const &m) -> bool
	Handles Mouse_wheel_event objects.
virtual auto	mouse_move_event (Mouse const &m) -> bool
	Handles Mouse_move_event objects.
virtual auto	key_release_event (Key k) -> bool
	Handles Key_release_event objects. More...
virtual auto	delete_event () -> bool
	Handles Delete_event objects.
virtual auto	timer_event () -> bool
	Handles Timer_event objects.
virtual auto	enable_event_filter (Widget &receiver) -> bool
	Handles Enable_event objects filtered from other Widgets.
virtual auto	disable_event_filter (Widget &receiver) -> bool
	Handles Disable_event objects filtered from other Widgets.
virtual auto	child_added_event_filter (Widget &receiver, Widget &child) -> bool
	Handles Child_added_event objects filtered from other Widgets.
virtual auto	child_removed_event_filter (Widget &receiver, Widget &child) -> bool
	Handles Child_removed_event objects filtered from other Widgets.
virtual auto	child_polished_event_filter (Widget &receiver, Widget &child) -> bool
	Handles Child_polished_event objects filtered from other Widgets.
virtual auto	move_event_filter (Widget &receiver, Point new_position, Point old_position) -> bool
	Handles Move_event objects filtered from other Widgets.
virtual auto	resize_event_filter (Widget &receiver, Area new_size, Area old_size) -> bool
	Handles Resize_event objects filtered from other Widgets.
virtual auto	mouse_press_event_filter (Widget &receiver, Mouse const &m) -> bool
	Handles Mouse_press_event objects filtered from other Widgets.
virtual auto	mouse_release_event_filter (Widget &receiver, Mouse const &m) -> bool
	Handles Mouse_release_event objects filtered from other Widgets.
virtual auto	mouse_wheel_event_filter (Widget &receiver, Mouse const &m) -> bool
	Handles Mouse_wheel_event objects filtered from other Widgets.
virtual auto	mouse_move_event_filter (Widget &receiver, Mouse const &m) -> bool
	Handles Mouse_move_event objects filtered from other Widgets.
virtual auto	key_press_event_filter (Widget &receiver, Key k) -> bool
	Handles Key_press_event objects filtered from other Widgets.
virtual auto	key_release_event_filter (Widget &receiver, Key k) -> bool
	Handles Key_release_event objects filtered from other Widgets.
virtual auto	focus_in_event_filter (Widget &receiver) -> bool
	Handles Focus_in_event objects filtered from other Widgets.
virtual auto	focus_out_event_filter (Widget &receiver) -> bool
	Handles Focus_out_event objects filtered from other Widgets.
virtual auto	delete_event_filter (Widget &receiver) -> bool
	Handles Delete_event objects filtered from other Widgets.
virtual auto	paint_event_filter (Widget &receiver, Painter &p) -> bool
	Handles Paint_event objects filtered from other Widgets.
virtual auto	timer_event_filter (Widget &receiver) -> bool
	Handles Timer_event objects filtered from other Widgets.
void	set_top_left (Point p)
	Should only be used by Move_event send() function.
void	set_area (Area a)
	Should only be used by Resize_event send() function.
void	set_parent (Widget *parent)
	Should only be used by Layout.

Public Attributes
sl::Signal< void(std::string const &)>	submitted
	Emitted on Enter key press, sends along the current contents.
sl::Signal< void(std::string const &)>	text_modified
	Emitted on every printable key press, sends along the current contents.
Public Attributes inherited from ox::Widget
Signal< void()>	enabled
Signal< void()>	disabled
Signal< void(Widget &)>	child_added
Signal< void(Widget &)>	child_removed
Signal< void(Widget &)>	child_polished
Signal< void(Point, Point)>	moved
Signal< void(Area, Area)>	resized
Signal< void(Mouse const &)>	mouse_pressed
Signal< void(Mouse const &)>	mouse_released
Signal< void(Mouse const &)>	mouse_wheel_scrolled
Signal< void(Mouse const &)>	mouse_moved
Signal< void(Key)>	key_pressed
Signal< void(Key)>	key_released
Signal< void()>	focused_in
Signal< void()>	focused_out
Signal< void()>	deleted
Signal< void(Painter &)>	painted
Signal< void()>	timer
Signal< bool(Widget &)>	enabled_filter
Signal< bool(Widget &)>	disabled_filter
Signal< bool(Widget &, Widget &)>	child_added_filter
Signal< bool(Widget &, Widget &)>	child_removed_filter
Signal< bool(Widget &, Widget &)>	child_polished_filter
Signal< bool(Widget &, Point, Point)>	moved_filter
Signal< bool(Widget &, Area, Area)>	resized_filter
Signal< bool(Widget &, Mouse const &)>	mouse_pressed_filter
Signal< bool(Widget &, Mouse const &)>	mouse_released_filter
Signal< bool(Widget &, Mouse const &)>	mouse_wheel_scrolled_filter
Signal< bool(Widget &, Mouse const &)>	mouse_moved_filter
Signal< bool(Widget &, Key)>	key_pressed_filter
Signal< bool(Widget &, Key)>	key_released_filter
Signal< bool(Widget &)>	focused_in_filter
Signal< bool(Widget &)>	focused_out_filter
Signal< bool(Widget &)>	deleted_filter
Signal< bool(Widget &, Painter &)>	painted_filter
Signal< bool(Widget &)>	timer_filter
Focus_policy	focus_policy
	Describes how focus is given to this Widget.
Cursor	cursor
	Provides information on where the cursor is and if it is enabled.
Size_policy	width_policy
	Describes how the width of this Widget should be modified by a Layout.
Size_policy	height_policy
	Describes how the height of this Widget should be modified by a Layout.
Brush	brush
	A Brush that is applied to every Glyph painted by this Widget.
sl::Lifetime	lifetime
	Slots can track this object's lifetime to disable Slot invocations.

Protected Member Functions
auto	key_press_event (ox::Key k) -> bool override
	Handles Key_press_event objects.
auto	focus_out_event () -> bool override
	Handles Focus_out_event objects.
Protected Member Functions inherited from ox::detail::Textline_base
auto	paint_event (ox::Painter &p) -> bool override
	Handles Paint_event objects.
auto	mouse_press_event (ox::Mouse const &m) -> bool override
	Handles Mouse_press_event objects.
auto	resize_event (ox::Area new_size, ox::Area old_size) -> bool override
	Handles Resize_event objects.
auto	focus_in_event () -> bool override
	Handles Focus_in_event objects.

Additional Inherited Members
Protected Types inherited from ox::Widget
using	Children_t = std::vector< std::unique_ptr< Widget > >
Protected Attributes inherited from ox::detail::Textline_base
Textline_core	core_
Protected Attributes inherited from ox::Widget
Children_t	children_
std::size_t	child_offset_ = 0

Member Function Documentation

set_validator()

void ox::Line_edit::set_validator

(

std::optional< Validator_t >

x

)

Set the input validator, allowing or disallowing specific char values.

Invalid character input will result in no input.

---

The documentation for this class was generated from the following files:

• /github/workspace/include/termox/widget/widgets/line_edit.hpp
• /github/workspace/src/widget/widgets/line_edit.cpp