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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.

Arguments

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

Ptr<WidgetListBox> cast( const Ptr<Widget> & widget )

Casts a WidgetListBox out of the Widget instance.

Arguments

  • const Ptr<Widget> & widget - Pointer to Widget.

Return value

Pointer to WidgetListBox.

void setCurrentItem( int item )

Places focus on a given item.

Arguments

  • int item - Item number.

int getCurrentItem( )

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

Return value

Item number.

const char * getCurrentItemData( )

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

Return value

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

const char * getCurrentItemText( )

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

Return value

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

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.

void getImage( const Ptr<Image> & image )

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

Arguments

  • const Ptr<Image> & image

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 )

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

Arguments

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

const char * getItemData( int item )

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

Arguments

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

Return value

Item data.

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 )

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 )

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 )

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 )

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( int selection )

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

Arguments

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

int isMultiSelection( )

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( )

Returns the total number of items in the list box.

Return value

Number of items.

int getNumSelectedItems( )

Returns the number of selected items in the box.

Return value

Number of selected items.

int getSelectedItem( int num )

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( )

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.

int type( )

WidgetListBox type.

Return value

WidgetListBox type identifier.
Last update: 2017-10-12