view_stack.h File Reference

GUI: ViewStack API. More...

#include <stdbool.h>
#include "view.h"

Go to the source code of this file.

Typedefs
typedef struct ViewStack	ViewStack
	ViewStack, anonymous type.

Functions
ViewStack *	view_stack_alloc (void)
	Allocate and init ViewStack.
void	view_stack_free (ViewStack *view_stack)
	Free ViewStack instance.
View *	view_stack_get_view (ViewStack *view_stack)
	Get View of ViewStack.
void	view_stack_add_view (ViewStack *view_stack, View *view)
	Add View to ViewStack.
void	view_stack_remove_view (ViewStack *view_stack, View *view)
	Remove any View in ViewStack.

Detailed Description

GUI: ViewStack API.

ViewStack accumulates several Views in one stack. Draw callbacks are called sequenctially starting from first added. Input callbacks are called in reverse order. Consumed input is not passed on underlying layers.

Warning

Views added to a ViewStack MUST NOT be in a ViewDispatcher or a ViewHolder at the same time.

Function Documentation

view_stack_add_view()

void view_stack_add_view	(	ViewStack *	view_stack,
		View *	view )

Add View to ViewStack.

Adds View on top of ViewStack.

Parameters

view_stack	instance
view	view to add

view_stack_alloc()

ViewStack * view_stack_alloc

(

void

)

Allocate and init ViewStack.

Returns

ViewStack instance

view_stack_free()

void view_stack_free

(

ViewStack *

view_stack

)

Free ViewStack instance.

Parameters

view_stack

instance

view_stack_get_view()

View * view_stack_get_view

(

ViewStack *

view_stack

)

Get View of ViewStack.

Should this View to any view manager such as ViewDispatcher or ViewHolder.

Parameters

view_stack

instance

view_stack_remove_view()

void view_stack_remove_view	(	ViewStack *	view_stack,
		View *	view )

Remove any View in ViewStack.

If no View to remove found - ignore.

Parameters

view_stack	instance
view	view to remove