#include <Combobox.h>

Inheritance diagram for cloudViewer::visualization::gui::Combobox:

Collaboration diagram for cloudViewer::visualization::gui::Combobox:

Classes
struct	Impl

Public Member Functions
	Combobox ()

	Combobox (const std::vector< const char * > &items)

	~Combobox () override

void	ClearItems ()

int	AddItem (const char *name)

void	ChangeItem (int index, const char *name)

void	ChangeItem (const char orig_name, const char new_name)

void	RemoveItem (const char *name)
	Removes the first item matching the given text. More...

void	RemoveItem (int index)
	Removes the item at `index`. More...

int	GetNumberOfItems () const

const char *	GetItem (int index) const

int	GetSelectedIndex () const

const char *	GetSelectedValue () const
	Returns the text of the selected value, or "" if nothing is selected. More...

void	SetSelectedIndex (int index)

bool	SetSelectedValue (const char *value)

Size	CalcPreferredSize (const LayoutContext &context, const Constraints &constraints) const override

DrawResult	Draw (const DrawContext &context) override

void	SetOnValueChanged (std::function< void(const char *, int)> on_value_changed)

Public Member Functions inherited from cloudViewer::visualization::gui::Widget
	Widget ()

	Widget (const std::vector< std::shared_ptr< Widget >> &children)

virtual	~Widget ()

virtual void	AddChild (std::shared_ptr< Widget > child)

virtual const std::vector< std::shared_ptr< Widget > >	GetChildren () const

virtual const Rect &	GetFrame () const
	Returns the frame size in pixels. More...

virtual void	SetFrame (const Rect &f)

virtual const Color &	GetBackgroundColor () const

virtual bool	IsDefaultBackgroundColor () const

virtual void	SetBackgroundColor (const Color &color)

virtual bool	IsVisible () const

virtual void	SetVisible (bool vis)

virtual bool	IsEnabled () const

virtual void	SetEnabled (bool enabled)

virtual void	SetTooltip (const char *text)

virtual const char *	GetTooltip () const

virtual Size	CalcMinimumSize (const LayoutContext &context) const

virtual void	Layout (const LayoutContext &context)

virtual EventResult	Mouse (const MouseEvent &e)

virtual EventResult	Key (const KeyEvent &e)

virtual DrawResult	Tick (const TickEvent &e)

Additional Inherited Members
Public Types inherited from cloudViewer::visualization::gui::Widget
enum class	DrawResult { NONE , REDRAW , RELAYOUT }

enum class	EventResult { IGNORED , CONSUMED , DISCARD }

Static Public Attributes inherited from cloudViewer::visualization::gui::Widget
static constexpr int	DIM_GROW = 10000

Protected Member Functions inherited from cloudViewer::visualization::gui::Widget
void	DrawImGuiPushEnabledState ()

void	DrawImGuiPopEnabledState ()

void	DrawImGuiTooltip ()

Detailed Description

Definition at line 18 of file Combobox.h.

Constructor & Destructor Documentation

◆ Combobox() [1/2]

cloudViewer::visualization::gui::Combobox::Combobox ( )

Definition at line 39 of file Combobox.cpp.

References patch::to_string().

◆ Combobox() [2/2]

cloudViewer::visualization::gui::Combobox::Combobox ( const std::vector< const char * > & items )

explicit

Definition at line 43 of file Combobox.cpp.

References AddItem().

◆ ~Combobox()

cloudViewer::visualization::gui::Combobox::~Combobox ( )

override

Definition at line 49 of file Combobox.cpp.

Member Function Documentation

◆ AddItem()

int cloudViewer::visualization::gui::Combobox::AddItem ( const char * name )

Adds an item to the combobox. Its index is the order in which it is added, so the first item's index is 0, the second is 1, etc. Returns the index of the new item.

Definition at line 56 of file Combobox.cpp.

References name.

Referenced by Combobox(), and cloudViewer::visualization::gui::pybind_gui_classes().

◆ CalcPreferredSize()

Size cloudViewer::visualization::gui::Combobox::CalcPreferredSize	(	const LayoutContext &	context,
		const Constraints &	constraints
	)		const

overridevirtual

Reimplemented from cloudViewer::visualization::gui::Widget.

Definition at line 133 of file Combobox.cpp.

References cloudViewer::utility::ceil(), context, max(), size, width, and cloudViewer::visualization::gui::Widget::Constraints::width.

◆ ChangeItem() [1/2]

void cloudViewer::visualization::gui::Combobox::ChangeItem	(	const char *	orig_name,
		const char *	new_name
	)

If an item exists with orig_name, it will be changed to new_name.

Definition at line 65 of file Combobox.cpp.

◆ ChangeItem() [2/2]

void cloudViewer::visualization::gui::Combobox::ChangeItem	(	int	index,
		const char *	name
	)

Changes the item's text. index must be valid, otherwise nothing will happen.

Definition at line 61 of file Combobox.cpp.

Referenced by cloudViewer::visualization::gui::pybind_gui_classes().

◆ ClearItems()

void cloudViewer::visualization::gui::Combobox::ClearItems ( )

Definition at line 51 of file Combobox.cpp.

Referenced by cloudViewer::visualization::gui::pybind_gui_classes().

◆ Draw()

Combobox::DrawResult cloudViewer::visualization::gui::Combobox::Draw ( const DrawContext & context )

overridevirtual

Draws the widget. If this is a Dear ImGUI widget, this is where the actual event processing happens. Return NONE if no action needs to be taken, REDRAW if the widget needs to be redrawn (e.g. its value changed), and RELAYOUT if the widget wishes to change size.

Reimplemented from cloudViewer::visualization::gui::Widget.

Definition at line 148 of file Combobox.cpp.

References cloudViewer::visualization::gui::colorToImgui(), context, cloudViewer::visualization::gui::Widget::DrawImGuiPopEnabledState(), cloudViewer::visualization::gui::Widget::DrawImGuiPushEnabledState(), frame, cloudViewer::visualization::gui::Widget::GetFrame(), GetSelectedValue(), cloudViewer::visualization::gui::Widget::NONE, and cloudViewer::visualization::gui::Widget::REDRAW.