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Unigine::WidgetListBox Class

Header: #include <UnigineWidgets.h>
Inherits: Widget

This class creates a list box, which is multiple line text box where more than one item can be picked.

WidgetListBox Class

Members


static WidgetListBoxPtr create ( const Ptr<Gui> & gui ) #

Constructor. Creates an empty list box and adds it to the specified GUI.

Arguments

  • const Ptr<Gui> & gui - GUI, to which the new list box will belong.

static WidgetListBoxPtr create ( ) #

Constructor. Creates an empty list box and adds it to the Engine GUI.

void setCurrentItem ( int item ) #

Places focus on a given item.

Arguments

  • int item - Item number.

int getCurrentItem ( ) # const

Returns the number of the item, which is currently in focus.

Return value

Item number.

const char * getCurrentItemData ( ) # const

Returns the text data of item, which is currently in focus. The data can be used as a text identifier of the item (instead of using the item number).

Return value

Item text data.

const char * getCurrentItemText ( ) # const

Returns the text of item, which is currently in focus.

Return value

Item text.

void setImage ( const Ptr<Image> & image ) #

Sets an image with mini-icons to be used with list items. The image is a vertical strip of square icons.

Arguments

  • const Ptr<Image> & image - Image to set.

Ptr<Image> getImage ( ) # const

Gets the image with mini-icons, which are used with the list items.

Return value

Image with mini-icons (the vertical strip of square icons).

void setItemColor ( int item, const Math::vec4 & color ) #

Sets a custom color for a given item.

Arguments

  • int item - Item number in range from 0 to the total number of items.
  • const Math::vec4 & color - Color to set.

Math::vec4 getItemColor ( int item ) # const

Returns a color set to a given item.

Arguments

  • int item - Item number in range from 0 to the total number of items.

Return value

Item color.

void setItemData ( int item, const char * str ) #

Sets the text data for the item with the specified number. The data can be used as a text identifier of the item (instead of using the item number).

Arguments

  • int item - Item number in range from 0 to the total number of items.
  • const char * str - Item text data to be set.

const char * getItemData ( int item ) # const

Returns the text data of the item with the specified number. The data can be used as a text identifier of the item (instead of using the item number).

Arguments

  • int item - Item number in range from 0 to the total number of items.

Return value

Item text data if the item is in range from 0 to the total number of items; otherwise, NULL.

void setItemSelectable ( int item, int selectable ) #

Sets a value indicating if a given item can be selected.

Arguments

  • int item - Item number in range from 0 to the total number of items.
  • int selectable - 1 to set the item as selectable; otherwise, 0.

int isItemSelectable ( int item ) # const

Returns a value indicating if a given item can be selected.

Arguments

  • int item - Item number in range from 0 to the total number of items.

Return value

Returns 1 if the item is selectable; otherwise, 0.

void setItemSelected ( int item, int selected ) #

Sets a value indicating if a given item is selected.

Arguments

  • int item - Item number in range from 0 to the total number of items.
  • int selected - 1 to select the item, 0 to deselect it.

int isItemSelected ( int item ) # const

Returns a value indicating if a given item is selected.

Arguments

  • int item - Item number in range from 0 to the total number of items.

Return value

Returns 1 if the item is selected; otherwise, 0.

void setItemText ( int item, const char * str ) #

Sets a text for a given item.

Arguments

  • int item - Item number in range from 0 to the total number of items.
  • const char * str - Item text to be set.

const char * getItemText ( int item ) # const

Returns the text of a given item.

Arguments

  • int item - Item number in range from 0 to the total number of items.

Return value

Item text.

void setItemTexture ( int item, int texture ) #

Sets an icon for a given item.

Arguments

  • int item - Item number in range from 0 to the total number of items.
  • int texture - Zero-based ID of the icon (i.e. number of the icon in the icon texture).

int getItemTexture ( int item ) # const

Returns the icon of a given item.

Arguments

  • int item - Item number in range from 0 to the total number of items.

Return value

Zero-based ID of the icon (i.e. number of the icon in the icon texture).

void setMultiSelection ( bool selection ) #

Enables or disables multiple selection of items. The default is 0.

Arguments

  • bool selection - 1 to enable multiple selection, 0 to disable it.

bool isMultiSelection ( ) # const

Returns a value indicating if multiple selection of items is enabled. The default is 0.

Return value

Returns 1 if several items can be selected at once; otherwise, 0.

int getNumItems ( ) # const

Returns the total number of items in the list box.

Return value

Number of items.

int getNumSelectedItems ( ) # const

Returns the number of selected items in the box.

Return value

Number of selected items.

int getSelectedItem ( int num ) # const

Returns ID of the selected item (multi-selection mode).

Arguments

  • int num - Number in the list of the selected items in range from 0 to the total number of the selected items.

Return value

ID of a selected item.

void setTexture ( const char * texture ) #

Sets a texture with mini-icons to be used with list items. The texture is a vertical strip of square icons.

Arguments

  • const char * texture - Path to a texture with mini-icons (the vertical strip of square icons).

const char * getTexture ( ) # const

Returns the path to the texture with mini-icons, which are used with the list items.

Return value

Path to the texture file.

int addItem ( const char * str, int texture = -1 ) #

Adds a new item with a given text and an icon. By default, a new item is not selected.

Arguments

  • const char * str - Item text.
  • int texture - Zero-based ID of the icon. -1 means that an item has no icon.

Return value

Number of the added item.

void clear ( ) #

Removes all items from the list box.

void clearSelection ( ) #

Clears list of selected items.

void removeItem ( int item ) #

Removes a given item from the list box.

Arguments

  • int item - Item number in range from 0 to the total number of items.

void showItem ( int item ) #

Scrolls a list box so that a given item is visible.

Arguments

  • int item - Item number in range from 0 to the total number of items.

void setSelectionColor ( const Math::vec4 & color ) #

Sets the color to be used to highlight the current selection for the widget.

Arguments

  • const Math::vec4 & color - Four-component vector specifying the color in the RGBA format.

Math::vec4 getSelectionColor ( ) # const

Returns the current color used to highlight the current selection for the widget.

Return value

Four-component vector specifying the color in the RGBA format.
Last update: 2020-06-16