54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
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/**
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* @file view_stack.h
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* GUI: ViewStack API
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*
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* ViewStack accumulates several Views in one stack.
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* Draw callbacks are called sequenctially starting from
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* first added. Input callbacks are called in reverse order.
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* Consumed input is not passed on underlying layers.
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*/
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#pragma once
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#include <stdbool.h>
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#include "view.h"
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/** ViewStack, anonymous type. */
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typedef struct ViewStack ViewStack;
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/** Allocate and init ViewStack
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*
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* @return ViewStack instance
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*/
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ViewStack* view_stack_alloc(void);
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/** Free ViewStack instance
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*
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* @param view_stack instance
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*/
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void view_stack_free(ViewStack* view_stack);
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/** Get View of ViewStack.
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* Should this View to any view manager such as
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* ViewDispatcher or ViewHolder.
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*
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* @param view_stack instance
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*/
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View* view_stack_get_view(ViewStack* view_stack);
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/** Add View to ViewStack.
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* Adds View on top of ViewStack.
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*
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* @param view_stack instance
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* @view view view to add
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*/
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void view_stack_add_view(ViewStack* view_stack, View* view);
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/** Remove any View in ViewStack.
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* If no View to remove found - ignore.
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*
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* @param view_stack instance
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* @view view view to remove
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*/
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void view_stack_remove_view(ViewStack* view_stack, View* view);
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