Label showing a text. More...

#include <scroll_label.hpp>

Inheritance diagram for gui2::tscroll_label:

Public Member Functions
	tscroll_label (bool wrap)

virtual void	set_label (const t_string &label) override
	See tcontrol::set_label. More...

virtual void	set_use_markup (bool use_markup) override
	See tcontrol::set_use_markup. More...

virtual void	set_self_active (const bool active) override
	See tcontainer_::set_self_active. More...

virtual bool	get_active () const override
	See tcontrol::get_active. More...

virtual unsigned	get_state () const override
	See tcontrol::get_state. More...

bool	can_wrap () const
	See twidget::can_wrap. More...

void	set_can_wrap (bool can_wrap)

Public Member Functions inherited from gui2::tscrollbar_container
	tscrollbar_container (const unsigned canvas_count)

	~tscrollbar_container ()

virtual void	layout_initialise (const bool full_initialisation) override
	See twidget::layout_initialise. More...

virtual void	request_reduce_height (const unsigned maximum_height) override
	See twidget::request_reduce_height. More...

virtual void	request_reduce_width (const unsigned maximum_width) override
	See twidget::request_reduce_width. More...

virtual void	place (const tpoint &origin, const tpoint &size) override
	See twidget::place. More...

virtual void	set_origin (const tpoint &origin) override
	See twidget::set_origin. More...

virtual void	set_visible_rectangle (const SDL_Rect &rectangle) override
	See twidget::set_visible_rectangle. More...

virtual twidget *	find_at (const tpoint &coordinate, const bool must_be_active) override
	See twidget::find_at. More...

virtual const twidget *	find_at (const tpoint &coordinate, const bool must_be_active) const override
	See twidget::find_at. More...

twidget *	find (const std::string &id, const bool must_be_active) override
	See twidget::find. More...

const twidget *	find (const std::string &id, const bool must_be_active) const override
	See twidget::find. More...

bool	disable_click_dismiss () const override
	See twidget::disable_click_dismiss. More...

void	set_vertical_scrollbar_mode (const tscrollbar_mode scrollbar_mode)

tscrollbar_mode	get_vertical_scrollbar_mode () const

void	set_horizontal_scrollbar_mode (const tscrollbar_mode scrollbar_mode)

tscrollbar_mode	get_horizontal_scrollbar_mode () const

tgrid *	content_grid ()

const tgrid *	content_grid () const

const SDL_Rect &	content_visible_area () const

bool	vertical_scrollbar_at_end ()

unsigned	get_vertical_scrollbar_item_position () const
	Returns current position of the vertical scrollbar. More...

void	set_vertical_scrollbar_item_position (const unsigned position)
	Move the vertical scrollbar to a position. More...

void	scroll_vertical_scrollbar (const tscrollbar_::tscroll scroll)
	Scrolls the vertical scrollbar. More...

void	scroll_horizontal_scrollbar (const tscrollbar_::tscroll scroll)
	Scrolls the horizontal scrollbar. More...

void	vertical_scrollbar_moved ()
	Callback when the scrollbar moves (NOTE maybe only one callback needed). More...

void	horizontal_scrollbar_moved ()

Public Member Functions inherited from gui2::tcontainer_
	tcontainer_ (const unsigned canvas_count)

virtual SDL_Rect	get_client_rect () const
	Returns the client rect. More...

void	reduce_width (const unsigned maximum_width)
	Tries to reduce the width of a container. More...

virtual void	demand_reduce_width (const unsigned maximum_width) override
	See twidget::demand_reduce_width. More...

void	reduce_height (const unsigned maximum_height)
	Tries to reduce the height of a container. More...

virtual void	demand_reduce_height (const unsigned maximum_height) override
	See twidget::demand_reduce_height. More...

virtual bool	has_widget (const twidget &widget) const override
	See twidget::has_widget. More...

virtual void	set_active (const bool active) override
	See tcontrol::set_active. More...

virtual iterator::twalker_ *	create_walker () override
	See twidget::create_walker. More...

void	init_grid (const boost::intrusive_ptr< tbuilder_grid > &grid_builder)
	Initializes and builds the grid. More...

tgrid::iterator	begin ()

tgrid::iterator	end ()

unsigned	add_row (const unsigned count=1)

void	set_rows (const unsigned rows)

unsigned int	get_rows () const

void	set_cols (const unsigned cols)

unsigned int	get_cols () const

void	set_rows_cols (const unsigned rows, const unsigned cols)

void	set_child (twidget *widget, const unsigned row, const unsigned col, const unsigned flags, const unsigned border_size)

void	set_row_grow_factor (const unsigned row, const unsigned factor)

void	set_column_grow_factor (const unsigned column, const unsigned factor)

const tgrid &	grid () const

tgrid &	grid ()

Public Member Functions inherited from gui2::tcontrol
	tcontrol (const unsigned canvas_count)

	tcontrol (const implementation::tbuilder_control &builder, const unsigned canvas_count, const std::string &control_type)
	Constructor. More...

virtual void	set_members (const string_map &data)
	Sets the members of the control. More...

tpoint	get_config_minimum_size () const
	Gets the minimum size as defined in the config. More...

tpoint	get_config_default_size () const
	Gets the default size as defined in the config. More...

tpoint	get_config_maximum_size () const
	Gets the best size as defined in the config. More...

virtual unsigned	get_characters_per_line () const
	Returns the number of characters per line. More...

virtual bool	get_link_aware () const
	Returns whether the label should be link_aware, in in rendering and in searching for links with get_link. More...

virtual std::string	get_link_color () const
	Returns the color string to be used with links. More...

void	set_definition (const std::string &definition)
	Sets the definition. More...

bool	get_use_tooltip_on_label_overflow () const

void	set_use_tooltip_on_label_overflow (const bool use_tooltip=true)

const t_string &	label () const

bool	get_use_markup () const

const t_string &	tooltip () const

void	set_tooltip (const t_string &tooltip)

const t_string &	help_message () const

void	set_help_message (const t_string &help_message)

std::vector< tcanvas > &	canvas ()

tcanvas &	canvas (const unsigned index)

void	set_text_alignment (const PangoAlignment text_alignment)

PangoAlignment	get_text_alignment () const

Public Member Functions inherited from gui2::twidget
	twidget ()

	twidget (const tbuilder_widget &builder)
	Constructor. More...

virtual	~twidget () override

void	set_id (const std::string &id)

const std::string &	id () const

twindow *	get_window ()
	Get the parent window. More...

const twindow *	get_window () const
	The constant version of get_window. More...

tdialog *	dialog ()
	Returns the top-level dialogue. More...

void	set_parent (twidget *parent)

twidget *	parent ()

tpoint	get_best_size () const
	Gets the best size for the widget. More...

virtual bool	can_mouse_focus () const
	Whether the mouse move/click event go 'through' this widget. More...

virtual void	set_size (const tpoint &size)
	Sets the size of the widget. More...

virtual void	move (const int x_offset, const int y_offset)
	Moves a widget. More...

tpoint	get_origin () const
	Returns the screen origin of the widget. More...

tpoint	get_size () const
	Returns the size of the widget. More...

SDL_Rect	get_rectangle () const
	Gets the bounding rectangle of the widget on the screen. More...

int	get_x () const

int	get_y () const

unsigned	get_width () const

unsigned	get_height () const

void	set_linked_group (const std::string &linked_group)

SDL_Rect	calculate_blitting_rectangle (const int x_offset, const int y_offset)
	Calculates the blitting rectangle of the widget. More...

SDL_Rect	calculate_clipping_rectangle (const int x_offset, const int y_offset)
	Calculates the clipping rectangle of the widget. More...

void	draw_background (surface &frame_buffer, int x_offset, int y_offset)
	Draws the background of a widget. More...

void	draw_children (surface &frame_buffer, int x_offset, int y_offset)
	Draws the children of a widget. More...

void	draw_foreground (surface &frame_buffer, int x_offset, int y_offset)
	Draws the foreground of the widget. More...

void	populate_dirty_list (twindow &caller, std::vector< twidget * > &call_stack)
	Adds a widget to the dirty list if it is dirty. More...

SDL_Rect	get_dirty_rectangle () const
	Gets the dirty rectangle of the widget. More...

void	set_is_dirty (const bool is_dirty)

bool	get_is_dirty () const

void	set_visible (const tvisible::scoped_enum visible)

tvisible::scoped_enum	get_visible () const

tredraw_action::scoped_enum	get_drawing_action () const

void	set_debug_border_mode (const unsigned debug_border_mode)

void	set_debug_border_colour (const unsigned debug_border_colour)

Public Member Functions inherited from gui2::tevent_executor
	tevent_executor ()

virtual	~tevent_executor ()

void	set_wants_mouse_hover (const bool hover=true)

bool	wants_mouse_hover () const

void	set_wants_mouse_left_double_click (const bool click=true)

bool	wants_mouse_left_double_click () const

void	set_wants_mouse_middle_double_click (const bool click=true)

bool	wants_mouse_middle_double_click () const

tevent_executor &	set_wants_mouse_right_double_click (const bool click=true)

bool	wants_mouse_right_double_click () const

Public Member Functions inherited from gui2::event::tdispatcher
	tdispatcher ()

virtual	~tdispatcher ()

void	connect ()
	Connects the dispatcher to the event handler. More...

bool	has_event (const tevent event, const tevent_type event_type)

bool	fire (const tevent event, twidget &target)
	Fires an event which has no extra parameters. More...

bool	fire (const tevent event, twidget &target, const tpoint &coordinate)
	Fires an event which takes a coordinate parameter. More...

bool	fire (const tevent event, twidget &target, const SDLKey key, const SDLMod modifier, const utf8::string &unicode)
	Fires an event which takes keyboard parameters. More...

bool	fire (const tevent event, twidget &target, void *)
	Fires an event which takes notification parameters. More...

bool	fire (const tevent event, twidget &target, tmessage &message)
	Fires an event which takes message parameters. More...

template<tevent E>
boost::enable_if < boost::mpl::has_key < tset_event, boost::mpl::int_ < E > > >::type	connect_signal (const tsignal_function &signal, const tposition position=back_child)
	Connect a signal for callback in tset_event. More...

template<tevent E>
boost::enable_if < boost::mpl::has_key < tset_event, boost::mpl::int_ < E > > >::type	disconnect_signal (const tsignal_function &signal, const tposition position=back_child)
	Disconnect a signal for callback in tset_event. More...

template<tevent E>
boost::enable_if < boost::mpl::has_key < tset_event_mouse, boost::mpl::int_< E > > >::type	connect_signal (const tsignal_mouse_function &signal, const tposition position=back_child)
	Connect a signal for callback in tset_event_mouse. More...

template<tevent E>
boost::enable_if < boost::mpl::has_key < tset_event_mouse, boost::mpl::int_< E > > >::type	disconnect_signal (const tsignal_mouse_function &signal, const tposition position=back_child)
	Disconnect a signal for callback in tset_event_mouse. More...

template<tevent E>
boost::enable_if < boost::mpl::has_key < tset_event_keyboard, boost::mpl::int_< E > > >::type	connect_signal (const tsignal_keyboard_function &signal, const tposition position=back_child)
	Connect a signal for callback in tset_event_keyboard. More...

template<tevent E>
boost::enable_if < boost::mpl::has_key < tset_event_keyboard, boost::mpl::int_< E > > >::type	disconnect_signal (const tsignal_keyboard_function &signal, const tposition position=back_child)
	Disconnect a signal for callback in tset_event_keyboard. More...

template<tevent E>
boost::enable_if < boost::mpl::has_key < tset_event_notification, boost::mpl::int_< E > > >::type	connect_signal (const tsignal_notification_function &signal, const tposition position=back_child)
	Connect a signal for callback in tset_event_notification. More...

template<tevent E>
boost::enable_if < boost::mpl::has_key < tset_event_notification, boost::mpl::int_< E > > >::type	disconnect_signal (const tsignal_notification_function &signal, const tposition position=back_child)
	Disconnect a signal for callback in tset_event_notification. More...

template<tevent E>
boost::enable_if < boost::mpl::has_key < tset_event_message, boost::mpl::int_< E > > >::type	connect_signal (const tsignal_message_function &signal, const tposition position=back_child)
	Connect a signal for callback in tset_event_message. More...

template<tevent E>
boost::enable_if < boost::mpl::has_key < tset_event_message, boost::mpl::int_< E > > >::type	disconnect_signal (const tsignal_message_function &signal, const tposition position=back_child)
	Disconnect a signal for callback in tset_event_message. More...

void	capture_mouse ()
	Captures the mouse. More...

void	release_mouse ()
	Releases the mouse capture. More...

void	set_mouse_behavior (const tmouse_behavior mouse_behavior)

tmouse_behavior	get_mouse_behavior () const

void	set_want_keyboard_input (const bool want_keyboard_input)

bool	get_want_keyboard_input () const

void	register_hotkey (const hotkey::HOTKEY_COMMAND id, const thotkey_function &function)
	Registers a hotkey. More...

bool	execute_hotkey (const hotkey::HOTKEY_COMMAND id)
	Executes a hotkey. More...

Private Types
enum	tstate { ENABLED, DISABLED, COUNT }
	Possible states of the widget. More...

Private Member Functions
void	finalize_subclass ()
	Function for the subclasses to do their setup. More...

virtual const std::string &	get_control_type () const override
	See tcontrol::get_control_type. More...

void	signal_handler_left_button_down (const event::tevent event)

Private Attributes
tstate	state_
	Current state of the widget. More...

bool	wrap_on

Friends
struct	implementation::tbuilder_scroll_label

Additional Inherited Members
Public Types inherited from gui2::tscrollbar_container
enum	tscrollbar_mode { always_visible, always_invisible, auto_visible, auto_visible_first_run }
	The way to handle the showing or hiding of the scrollbar. More...

Public Types inherited from gui2::event::tdispatcher
enum	tevent_type { pre = 1, child = 2, post = 4 }

enum	tposition { front_pre_child, back_pre_child, front_child, back_child, front_post_child, back_post_child }
	The position where to add a new callback in the signal handler. More...

enum	tmouse_behavior { all, hit, none }
	The behavior of the mouse events. More...

Protected Member Functions inherited from gui2::tscrollbar_container
void	show_content_rect (const SDL_Rect &rect)
	Shows a certain part of the content. More...

void	set_scrollbar_button_status ()
	Sets the status of the scrollbar buttons. More...

bool	content_resize_request (const bool force_sizing=false)
	Notification if the content of a child needs a resize. More...

bool	content_resize_request (const int width_modification, const int height_modification, const int width_modification_pos=-1, const int height_modification_pos=-1)
	Request from the content to modify the size of the container. More...

virtual void	handle_key_home (SDLMod modifier, bool &handled)
	Home key pressed. More...

virtual void	handle_key_end (SDLMod modifier, bool &handled)
	End key pressed. More...

virtual void	handle_key_page_up (SDLMod modifier, bool &handled)
	Page up key pressed. More...

virtual void	handle_key_page_down (SDLMod modifier, bool &handled)
	Page down key pressed. More...

virtual void	handle_key_up_arrow (SDLMod modifier, bool &handled)
	Up arrow key pressed. More...

virtual void	handle_key_down_arrow (SDLMod modifier, bool &handled)
	Down arrow key pressed. More...

virtual void	handle_key_left_arrow (SDLMod modifier, bool &handled)
	Left arrow key pressed. More...

virtual void	handle_key_right_arrow (SDLMod modifier, bool &handled)
	Right arrow key pressed. More...

Protected Member Functions inherited from gui2::tcontrol
tresolution_definition_ptr	config ()

tresolution_definition_const_ptr	config () const

void	set_config (tresolution_definition_ptr config)

virtual void	update_canvas ()
	Updates the canvas(ses). More...

int	get_text_maximum_width () const
	Returns the maximum width available for the text. More...

int	get_text_maximum_height () const
	Returns the maximum height available for the text. More...

virtual void	impl_draw_background (surface &frame_buffer, int x_offset, int y_offset) override
	See twidget::impl_draw_background. More...

virtual void	impl_draw_foreground (surface &frame_buffer, int x_offset, int y_offset) override
	See twidget::impl_draw_foreground. More...

std::string	get_label_token (const gui2::tpoint &position, const char *delimiters=" \n\r\t") const
	Exposes font::ttext::get_token, for the text label of this control. More...

std::string	get_label_link (const gui2::tpoint &position) const

Protected Member Functions inherited from gui2::twidget
void	set_layout_size (const tpoint &size)

const tpoint &	layout_size () const

Detailed Description

Label showing a text.

This version shows a scrollbar if the text gets too long and has some scrolling features. In general this widget is slower as the normal label so the normal label should be preferred.

Definition at line 43 of file scroll_label.hpp.