HikoGUI
A low latency retained GUI
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Public Types | Public Member Functions | Data Fields
hi::v1::icon_widget Class Reference

#include <hikogui/widgets/icon_widget.hpp>

Inheritance diagram for hi::v1::icon_widget:
hi::v1::widget hi::v1::widget_intf

Public Types

using super = widget
 

Public Member Functions

template<icon_widget_attribute... Attributes>
 icon_widget (widget_intf const *parent, Attributes &&... attributes) noexcept
 
void set_attributes () noexcept
 
template<icon_widget_attribute First, icon_widget_attribute... Rest>
void set_attributes (First &&first, Rest &&... rest) noexcept
 
- Public Member Functions inherited from hi::v1::widget
 widget (widget_intf const *parent) noexcept
 Constructor for creating sub views.
 
 widget () noexcept
 Constructor for creating sub views.
 
 widget (const widget &)=delete
 
widgetoperator= (const widget &)=delete
 
 widget (widget &&)=delete
 
widgetoperator= (widget &&)=delete
 
generator< widget_intf & > children (bool include_invisible) noexcept override
 Get a list of child widgets.
 
hitbox hitbox_test (point2 position) const noexcept override
 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.
 
bool accepts_keyboard_focus (keyboard_focus_group group) const noexcept override
 Check if the widget will accept keyboard focus.
 
box_constraints update_constraints () noexcept override
 Update the constraints of the widget.
 
void set_layout (widget_layout const &context) noexcept override
 Update the internal layout of the widget.
 
void draw (draw_context const &context) noexcept override
 Draw the widget.
 
bool process_event (gui_event const &event) const noexcept override
 Send a event to the window.
 
void request_redraw () const noexcept override
 Request the widget to be redrawn on the next frame.
 
bool handle_event (gui_event const &event) noexcept override
 Handle command.
 
bool handle_event_recursive (gui_event const &event, std::vector< widget_id > const &reject_list=std::vector< widget_id >{}) noexcept override
 Handle command recursive.
 
virtual widget_id find_next_widget (widget_id current_keyboard_widget, keyboard_focus_group group, keyboard_focus_direction direction) const noexcept override
 Find the next widget that handles keyboard focus.
 
void scroll_to_show (hi::aarectangle rectangle) noexcept override
 Scroll to show the given rectangle on the window.
 
void set_window (gui_window *window) noexcept override
 Set the window for this tree of widgets.
 
gui_window * window () const noexcept override
 Get the window that the widget is owned by.
 
hi::theme const & theme () const noexcept
 
gfx_surface const * surface () const noexcept
 
virtual color background_color () const noexcept
 
virtual color foreground_color () const noexcept
 
virtual color focus_color () const noexcept
 
virtual color accent_color () const noexcept
 
virtual color label_color () const noexcept
 
virtual generator< widget_intf & > children (bool include_invisible) noexcept=0
 Get a list of child widgets.
 
virtual generator< widget_intf const & > children (bool include_invisible) const noexcept final
 Get a list of child widgets.
 
virtual void scroll_to_show (hi::aarectangle rectangle) noexcept=0
 Scroll to show the given rectangle on the window.
 
void scroll_to_show () noexcept
 Scroll to show the important part of the widget.
 
- Public Member Functions inherited from hi::v1::widget_intf
 widget_intf (widget_intf const *parent) noexcept
 
template<forward_of< void()> Func>
callback< void()> subscribe (Func &&func, callback_flags flags=callback_flags::synchronous) noexcept
 Subscribe a callback to be called when an action is completed by the widget.
 
auto operator co_await () const noexcept
 Await until an action is completed by the widget.
 
size_t layer () const noexcept
 
void set_layer (size_t new_layer) noexcept
 
widget_mode mode () const noexcept
 
void set_mode (widget_mode new_mode) noexcept
 
widget_value value () const noexcept
 
void set_value (widget_value new_value) noexcept
 
widget_phase phase () const noexcept
 
void set_pressed (bool pressed) noexcept
 
void set_hover (bool hover) noexcept
 
void set_active (bool active) noexcept
 
bool focus () const noexcept
 
void set_focus (bool new_focus) noexcept
 
widget_layout const & layout () const noexcept
 Get the current layout for this widget.
 
std::vector< widget_id > parent_chain () const noexcept
 Get a list of parents of a given widget.
 
void scroll_to_show () noexcept
 Scroll to show the important part of the widget.
 

Data Fields

observer< icon > icon = hi::icon{}
 The icon to be displayed.
 
observer< colorcolor = color::foreground()
 The color a non-color icon will be displayed with.
 
observer< alignmentalignment = hi::alignment::middle_center()
 Alignment of the icon inside the widget.
 
- Data Fields inherited from hi::v1::widget
observer< extent2minimum = extent2{}
 The minimum size this widget is allowed to be.
 
observer< extent2maximum = extent2::large()
 The maximum size this widget is allowed to be.
 
- Data Fields inherited from hi::v1::widget_intf
widget_id id = {}
 The numeric identifier of a widget.
 
widget_intfparent = nullptr
 Pointer to the parent widget.
 
notifier< void()> notifier
 Notifier which is called after an action is completed by a widget.
 
observer< widget_statestate
 The current state of the widget.
 

Detailed Description

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

observer<alignment> hi::v1::icon_widget::alignment = hi::alignment::middle_center()

Alignment of the icon inside the widget.

◆ color

observer<color> hi::v1::icon_widget::color = color::foreground()

The color a non-color icon will be displayed with.

◆ icon

observer<icon> hi::v1::icon_widget::icon = hi::icon{}

The icon to be displayed.


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