HikoGUI
A low latency retained GUI
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Public Types | Public Member Functions | Data Fields | Static Public Attributes
hi::v1::icon_widget< Name > Class Template Referencefinal

#include <hikogui/widgets/icon_widget.hpp>

Inheritance diagram for hi::v1::icon_widget< Name >:
hi::v1::widget

Public Types

using super = widget
 
- Public Types inherited from hi::v1::widget
using callback_token = notifier<void()>::callback_token
 
using awaiter_type = notifier<void()>::awaiter_type
 

Public Member Functions

 icon_widget (widget *parent, icon_widget_attribute auto &&...attributes) noexcept
 
void set_attributes () noexcept
 
void set_attributes (icon_widget_attribute auto &&first, icon_widget_attribute auto &&...rest) noexcept
 
- Public Member Functions inherited from hi::v1::widget
 widget (widget *parent) noexcept
 
 widget (widget const &)=delete
 
 widget (widget &&)=delete
 
widgetoperator= (widget &&)=delete
 
widgetoperator= (widget const &)=delete
 
virtual generator< widget const & > children (bool include_invisible) const noexcept
 Get a list of child widgets.
 
generator< widget & > children (bool include_invisible) noexcept
 
virtual hitbox hitbox_test (point2 position) const noexcept
 Find the widget that is under the mouse cursor.
 
virtual hitbox hitbox_test_from_parent (point2 position) const noexcept
 Call hitbox_test from a parent widget.
 
virtual hitbox hitbox_test_from_parent (point2 position, hitbox sibling_hitbox) const noexcept
 Call hitbox_test from a parent widget.
 
virtual bool accepts_keyboard_focus (keyboard_focus_group group) const noexcept
 Check if the widget will accept keyboard focus.
 
void reset_layout (gfx_surface *new_surface, float new_scale) noexcept
 Reset the layout.
 
virtual sub_theme_selector_type sub_theme_selector () const noexcept
 
virtual bool process_event (gui_event const &event) const noexcept
 
virtual void request_redraw () const noexcept
 Request the widget to be redrawn on the next frame.
 
virtual bool handle_event (gui_event const &event) noexcept
 Handle command.
 
virtual bool handle_event_recursive (gui_event const &event, std::vector< widget_id > const &reject_list=std::vector< widget_id >{}) noexcept
 Handle command recursive.
 
virtual widget_id find_next_widget (widget_id current_keyboard_widget, keyboard_focus_group group, keyboard_focus_direction direction) const noexcept
 Find the next widget that handles keyboard focus.
 
widget_id find_first_widget (keyboard_focus_group group) const noexcept
 
widget_id find_last_widget (keyboard_focus_group group) const noexcept
 
bool is_first (keyboard_focus_group group) const noexcept
 
bool is_last (keyboard_focus_group group) const noexcept
 
virtual void scroll_to_show (hi::aarectangle rectangle) noexcept
 Scroll to show the given rectangle on the window.
 
std::vector< widget_id > parent_chain () const noexcept
 Get a list of parents of a given widget.
 
virtual bool is_tab_button () const noexcept
 Check if this widget is a tab-button.
 
template<forward_of< void()> Callback>
callback_token subscribe (Callback &&callback, callback_flags flags=callback_flags::synchronous) const noexcept
 
awaiter_type operator co_await () const noexcept
 

Data Fields

observer< icon > icon = hi::icon{}
 The icon to be displayed.
 
observer< alignment > alignment = hi::alignment::middle_center()
 Alignment of the icon inside the widget.
 
extent2 minimum
 
extent2 maximum
 
- Data Fields inherited from hi::v1::widget
widget_id id = {}
 The numeric identifier of a widget.
 
widgetparent = nullptr
 Pointer to the parent widget.
 
gfx_surface * surface = nullptr
 The surface this widget is drawn on.
 
observer< widget_modemode = widget_mode::enabled
 The widget mode.
 
observer< bool > hover = false
 Mouse cursor is hovering over the widget.
 
observer< bool > clicked = false
 The widget is being clicked by the mouse.
 
observer< bool > focus = false
 The widget has keyboard focus.
 
observer< widget_statestate = widget_state::off
 The state of the widget.
 
size_t semantic_layer = 0_uz
 The draw layer of the widget.
 
grid_cell cell
 

Static Public Attributes

static constexpr auto prefix = Name / "icon"
 

Detailed Description

template<fixed_string Name = "">
class hi::v1::icon_widget< Name >

An simple GUI widget that displays an icon.

The icon is scaled to the size of the widget, parent widgets will use this scaling to set the correct size.

Field Documentation

◆ alignment

template<fixed_string Name = "">
observer<alignment> hi::v1::icon_widget< Name >::alignment = hi::alignment::middle_center()

Alignment of the icon inside the widget.

◆ icon

template<fixed_string Name = "">
observer<icon> hi::v1::icon_widget< Name >::icon = hi::icon{}

The icon to be displayed.


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