forked from enlightenment/efl
67 lines
1.9 KiB
C
67 lines
1.9 KiB
C
#ifndef ELM_WIDGET_CLIPPER_H
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#define ELM_WIDGET_CLIPPER_H
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#include "Elementary.h"
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/* DO NOT USE THIS HEADER UNLESS YOU ARE PREPARED FOR BREAKING OF YOUR
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* CODE. THIS IS ELEMENTARY'S INTERNAL WIDGET API (for now) AND IS NOT
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* FINAL. CALL elm_widget_api_check(ELM_INTERNAL_API_VERSION) TO CHECK
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* IT AT RUNTIME.
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*/
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/**
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* @addtogroup Widget
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* @{
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*
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* @section elm-clipper-class The Elementary Clipper Class
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*
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* Elementary, besides having the @ref Clipper widget, exposes its
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* foundation -- the Elementary Clipper Class -- in order to create other
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* widgets which are a clipper object with some more logic on top.
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*/
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/**
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* Base widget smart data extended with clipper instance data.
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*/
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typedef struct _Elm_Clipper_Data Elm_Clipper_Data;
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struct _Elm_Clipper_Data
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{
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Evas_Object *content, *clipper;
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float region_x1;
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float region_y1;
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float region_x2;
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float region_y2;
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};
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/**
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* @}
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*/
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#define ELM_CLIPPER_DATA_GET(o, sd) \
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Elm_Clipper_Data * sd = efl_data_scope_get(o, ELM_CLIPPER_CLASS)
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#define ELM_CLIPPER_DATA_GET_OR_RETURN(o, ptr) \
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ELM_CLIPPER_DATA_GET(o, ptr); \
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if (EINA_UNLIKELY(!ptr)) \
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{ \
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ERR("No widget data for object %p (%s)", \
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o, evas_object_type_get(o)); \
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return; \
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}
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#define ELM_CLIPPER_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
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ELM_CLIPPER_DATA_GET(o, ptr); \
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if (EINA_UNLIKELY(!ptr)) \
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{ \
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ERR("No widget data for object %p (%s)", \
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o, evas_object_type_get(o)); \
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return val; \
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}
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#define ELM_CLIPPER_CHECK(obj) \
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if (EINA_UNLIKELY(!efl_isa((obj), ELM_CLIPPER_CLASS))) \
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return
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#endif
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