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authorBernard Xiong <[email protected]>2018-03-03 16:34:01 +0800
committerBernard Xiong <[email protected]>2018-03-03 16:34:01 +0800
commit8b36b57a11223812c6b6e6bcc3be75783be1635e (patch)
tree8263c848a9bc4634b931c4603ac4976566cea7c9 /components/gui/src/rtgui_object.c
parentfa693c51fde4727513f3feb56af87dc379c796f3 (diff)
[UIEngine] move UI engine as a package
Diffstat (limited to 'components/gui/src/rtgui_object.c')
-rw-r--r--components/gui/src/rtgui_object.c237
1 files changed, 0 insertions, 237 deletions
diff --git a/components/gui/src/rtgui_object.c b/components/gui/src/rtgui_object.c
deleted file mode 100644
index 28e1fc7deb..0000000000
--- a/components/gui/src/rtgui_object.c
+++ /dev/null
@@ -1,237 +0,0 @@
-/*
- * File : rtgui_object.c
- * This file is part of RT-Thread GUI Engine
- * COPYRIGHT (C) 2006 - 2017, RT-Thread Development Team
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * Date Author Notes
- * 2009-10-04 Bernard first version
- */
-
-#include <rtgui/rtgui_object.h>
-#include <rtgui/rtgui_system.h>
-
-static void _rtgui_object_constructor(rtgui_object_t *object)
-{
- if (!object)
- return;
-
- object->flag = RTGUI_OBJECT_FLAG_VALID;
- object->id = (rt_uint32_t)object;
-}
-
-/* Destroys the object */
-static void _rtgui_object_destructor(rtgui_object_t *object)
-{
- /* Any valid objest should both have valid flag _and_ valid type. Only use
- * flag is not enough because the chunk of memory may be reallocted to other
- * object and thus the flag will become valid. */
- object->flag = RTGUI_OBJECT_FLAG_NONE;
- object->type = RT_NULL;
-}
-
-DEFINE_CLASS_TYPE(object, "object",
- RT_NULL,
- _rtgui_object_constructor,
- _rtgui_object_destructor,
- sizeof(struct rtgui_object));
-RTM_EXPORT(_rtgui_object);
-
-void rtgui_type_object_construct(const rtgui_type_t *type, rtgui_object_t *object)
-{
- /* construct from parent to children */
- if (type->parent != RT_NULL)
- rtgui_type_object_construct(type->parent, object);
-
- if (type->constructor)
- type->constructor(object);
-}
-
-void rtgui_type_destructors_call(const rtgui_type_t *type, rtgui_object_t *object)
-{
- /* destruct from children to parent */
- if (type->destructor)
- type->destructor(object);
-
- if (type->parent)
- rtgui_type_destructors_call(type->parent, object);
-}
-
-rt_bool_t rtgui_type_inherits_from(const rtgui_type_t *type, const rtgui_type_t *parent)
-{
- const rtgui_type_t *t;
-
- t = type;
- while (t)
- {
- if (t == parent) return RT_TRUE;
- t = t->parent;
- }
-
- return RT_FALSE;
-}
-
-const rtgui_type_t *rtgui_type_parent_type_get(const rtgui_type_t *type)
-{
- return type->parent;
-}
-
-const char *rtgui_type_name_get(const rtgui_type_t *type)
-{
- if (!type) return RT_NULL;
-
- return type->name;
-}
-
-#ifdef RTGUI_OBJECT_TRACE
-struct rtgui_object_information
-{
- rt_uint32_t objs_number;
- rt_uint32_t allocated_size;
- rt_uint32_t max_allocated;
-};
-struct rtgui_object_information obj_info = {0, 0, 0};
-#endif
-
-/**
- * @brief Creates a new object: it calls the corresponding constructors
- * (from the constructor of the base class to the constructor of the more
- * derived class) and then sets the values of the given properties
- *
- * @param object_type the type of object to create
- * @return the created object
- */
-rtgui_object_t *rtgui_object_create(const rtgui_type_t *object_type)
-{
- rtgui_object_t *new_object;
-
- if (!object_type)
- return RT_NULL;
-
- new_object = rtgui_malloc(object_type->size);
- if (new_object == RT_NULL) return RT_NULL;
-
-#ifdef RTGUI_OBJECT_TRACE
- obj_info.objs_number ++;
- obj_info.allocated_size += object_type->size;
- if (obj_info.allocated_size > obj_info.max_allocated)
- obj_info.max_allocated = obj_info.allocated_size;
-#endif
-
- new_object->type = object_type;
-
- rtgui_type_object_construct(object_type, new_object);
-
- return new_object;
-}
-RTM_EXPORT(rtgui_object_create);
-
-/**
- * @brief Destroys the object.
- *
- * The object destructors will be called in inherited type order.
- *
- * @param object the object to destroy
- */
-void rtgui_object_destroy(rtgui_object_t *object)
-{
- if (!object || object->flag & RTGUI_OBJECT_FLAG_STATIC)
- return;
-
-#ifdef RTGUI_OBJECT_TRACE
- obj_info.objs_number --;
- obj_info.allocated_size -= object->type->size;
-#endif
-
- /* call destructor */
- RT_ASSERT(object->type != RT_NULL);
- rtgui_type_destructors_call(object->type, object);
-
- /* release object */
- rtgui_free(object);
-}
-RTM_EXPORT(rtgui_object_destroy);
-
-/**
- * @brief Checks if the object can be cast to the specified type.
- *
- * If the object doesn't inherit from the specified type, a warning
- * is displayed in the console but the object is returned anyway.
- *
- * @param object the object to cast
- * @param type the type to which we cast the object
- * @return Returns the object
- */
-rtgui_object_t *rtgui_object_check_cast(rtgui_object_t *obj, const rtgui_type_t *obj_type, const char *func, int line)
-{
- if (!obj) return RT_NULL;
-
- if (!rtgui_type_inherits_from(obj->type, obj_type))
- {
- rt_kprintf("%s[%d]: Invalid cast from \"%s\" to \"%s\"\n", func, line,
- rtgui_type_name_get(obj->type), rtgui_type_name_get(obj_type));
- }
-
- return obj;
-}
-RTM_EXPORT(rtgui_object_check_cast);
-
-
-/**
- * @brief Gets the type of the object
- *
- * @param object an object
- * @return the type of the object (RT_NULL on failure)
- */
-const rtgui_type_t *rtgui_object_object_type_get(rtgui_object_t *object)
-{
- if (!object) return RT_NULL;
-
- return object->type;
-}
-RTM_EXPORT(rtgui_object_object_type_get);
-
-void rtgui_object_set_event_handler(struct rtgui_object *object, rtgui_event_handler_ptr handler)
-{
- RT_ASSERT(object != RT_NULL);
-
- object->event_handler = handler;
-}
-RTM_EXPORT(rtgui_object_set_event_handler);
-
-rt_bool_t rtgui_object_event_handler(struct rtgui_object *object, struct rtgui_event *event)
-{
- return RT_FALSE;
-}
-RTM_EXPORT(rtgui_object_event_handler);
-
-void rtgui_object_set_id(struct rtgui_object *object, rt_uint32_t id)
-{
-#ifdef RTGUI_USING_ID_CHECK
- struct rtgui_object *obj = rtgui_get_self_object(id);
- RT_ASSERT(!obj);
-#endif
-
- object->id = id;
-}
-RTM_EXPORT(rtgui_object_set_id);
-
-rt_uint32_t rtgui_object_get_id(struct rtgui_object *object)
-{
- return object->id;
-}
-RTM_EXPORT(rtgui_object_get_id);