Unigine::UserInterface Class

The class is used to work with widgets that are created by loading a UI file.

UserInterface Class

Members

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static UserInterfacePtr create(const Ptr<Gui> & gui, const char * name, const char * prefix = 0)

UserInterface constructor.

Arguments

• const Ptr<Gui> & gui - GUI smart pointer.
• const char * name - User interface name.
• const char * prefix - Names prefix.

int getCallback(int num, int callback)

Returns the number of a given callback function.

Arguments

• int num - Widget number.
• int callback - Callback number.

Return value

Callback number.

void setCallback0(const char * name, int callback, const Ptr<Callback0> & func)

Sets a callback function for the widget with the specified name.

Arguments

• const char * name - Widget name.
• int callback - Callback number.
• const Ptr<Callback0> & func - Callback pointer.

void setCallback1(const char * name, int callback, const Ptr<Callback1> & func)

Sets a callback function for the widget with the specified name.

Arguments

• const char * name - Widget name.
• int callback - Callback number.
• const Ptr<Callback1> & func - Callback pointer.

void setCallback2(const char * name, int callback, const Ptr<Callback2> & func)

Sets a callback function for the widget with the specified name.

Arguments

• const char * name - Widget name.
• int callback - Callback number.
• const Ptr<Callback2> & func - Callback pointer.

void setCallback3(const char * name, int callback, const Ptr<Callback3> & func)

Sets a callback function for the widget with the specified name.

Arguments

• const char * name - Widget name.
• int callback - Callback number.
• const Ptr<Callback3> & func - Callback pointer.

const char * getCallbackInstanceData(int num, int callback)

Returns the callback instance data.

Arguments

• int num - Widget number.
• int callback - Callback number.

Return value

Callback instance data.

const char * getCallbackName(int num, int callback)

Returns the name of a given callback function.

Arguments

• int num - Widget number.
• int callback - Callback number.

Return value

Callback function name.

const char * getCallbackStringData(int num, int callback)

Returns the callback string data.

Arguments

• int num - Widget number.
• int callback - Callback number.

Return value

Callback string data.

const char * getCallbackVariableData(int num, int callback)

Returns the callback variable data.

Arguments

• int num - Widget number.
• int callback - Callback number.

Return value

Callback variable data.

Ptr<Widget> getCallbackWidgetData(int num, int callback)

Returns the callback widget data.

Arguments

• int num - Widget number.
• int callback - Callback number.

Return value

Widget data.

int getNumCallbacks(int num)

Returns the total number of callbacks for a given widget.

Arguments

• int num - Widget number.

Return value

Number of callbacks.

int getNumWidgets()

Returns the number of associated widgets.

Return value

Number of associated widgets.

int isOwner()

Returns the owner flag. If the pointer is the owner, on its deletion the UserInterface also will be deleted. Use grab() and release() functions to change ownership.

Return value

1 if the pointer is the owner; otherwise, 0.

Ptr<Widget> getWidget(int num)

Returns pointer to the widget with a given number.

Arguments

• int num - Widget number.

Return value

Pointer to the widget with the given number.

int getWidgetExport(int num)

Returns a value indicating if a given widget is exported into a script.

Arguments

• int num - Widget number.

Return value

Returns 1 if the widget is exported; otherwise, 0.

const char * getWidgetName(int num)

Returns widget name by its number.

Arguments

• int num - Widget number.

Return value

Widget name.

const char * getWidgetNext(int num)

Returns the name of the widget, which will be focused next.

Arguments

• int num - Current widget number.

Return value

Next Widget name.

int findWidget(const char * name)

Searches a widget by its name.

Arguments

• const char * name - Widget name.

Return value

Returns the number of the widget if exists; otherwise, -1.

void grab()

Sets the owner flag to 1 for the UserInterface pointer. The UserInterface should not be handled by the class after this function is called

void release()

Releases the UserInterface (sets the owner flag to 0 for the pointer). The UserInterface should be handled by the class after this function is called

void updateWidgets()

Updates all widgets belonging to the user interface. This function should be called, for example, after change of the interface language.