lv_sw: skeleton added

lv_objx/lv_sw.c

@@ -0,0 +1,166 @@
+/**
+ * @file lv_templ.c
+ * 
+ */
+
+/*Search an replace: template -> object normal name with lower case (e.g. button, label etc.)
+ * 					 templ -> object short name with lower case(e.g. btn, label etc)
+ *                   TEMPL -> object short name with upper case (e.g. BTN, LABEL etc.)
+ *
+ */
+
+/*********************
+ *      INCLUDES
+ *********************/
+#include "lv_conf.h"
+#if USE_LV_TEMPL != 0
+
+#include "lv_templ.h"
+
+/*********************
+ *      DEFINES
+ *********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+/**********************
+ *  STATIC PROTOTYPES
+ **********************/
+static bool lv_templ_design(lv_obj_t * templ, const area_t * mask, lv_design_mode_t mode);
+
+/**********************
+ *  STATIC VARIABLES
+ **********************/
+
+/**********************
+ *      MACROS
+ **********************/
+
+/**********************
+ *   GLOBAL FUNCTIONS
+ **********************/
+
+/*----------------- 
+ * Create function
+ *-----------------*/
+
+/**
+ * Create a template objects
+ * @param par pointer to an object, it will be the parent of the new template
+ * @param copy pointer to a template object, if not NULL then the new object will be copied from it
+ * @return pointer to the created template
+ */
+lv_obj_t * lv_templ_create(lv_obj_t * par, lv_obj_t * copy)
+{
+    /*Create the ancestor of template*/
+	/*TODO modify it to the ancestor create function */
+    lv_obj_t * new_templ = lv_ANCESTOR_create(par, copy);
+    dm_assert(new_templ);
+    
+    /*Allocate the template type specific extended data*/
+    lv_templ_ext_t * ext = lv_obj_alloc_ext(new_templ, sizeof(lv_templ_ext_t));
+    dm_assert(ext);
+
+    /*Initialize the allocated 'ext' */
+    ext->xyz = 0;
+
+    /*The signal and design functions are not copied so set them here*/
+    lv_obj_set_signal_f(new_templ, lv_templ_signal);
+    lv_obj_set_design_f(new_templ, lv_templ_design);
+
+    /*Init the new template template*/
+    if(copy == NULL) {
+        lv_obj_set_style(new_templ, lv_style_get(LV_STYLE_PRETTY, NULL));
+    }
+    /*Copy an existing template*/
+    else {
+    	lv_templ_ext_t * copy_ext = lv_obj_get_ext(copy);
+
+        /*Refresh the style with new signal function*/
+        lv_obj_refr_style(new_templ);
+    }
+    
+    return new_templ;
+}
+
+/**
+ * Signal function of the template
+ * @param templ pointer to a template object
+ * @param sign a signal type from lv_signal_t enum
+ * @param param pointer to a signal specific variable
+ * @return true: the object is still valid (not deleted), false: the object become invalid
+ */
+bool lv_templ_signal(lv_obj_t * templ, lv_signal_t sign, void * param)
+{
+    bool valid;
+
+    /* Include the ancient signal function */
+    /* TODO update it to the ancestor's signal function*/
+    valid = lv_ANCESTOR_signal(templ, sign, param);
+
+    /* The object can be deleted so check its validity and then
+     * make the object specific signal handling */
+    if(valid != false) {
+    	if(sign == LV_SIGNAL_CLEANUP) {
+            /*Nothing to cleanup. (No dynamically allocated memory in 'ext')*/
+    	}
+    }
+    
+    return valid;
+}
+
+/*=====================
+ * Setter functions
+ *====================*/
+
+/*
+ * New object specific "set" function comes here
+ */
+
+
+/*=====================
+ * Getter functions
+ *====================*/
+
+/*
+ * New object specific "get" function comes here
+ */
+
+
+/**********************
+ *   STATIC FUNCTIONS
+ **********************/
+
+
+/**
+ * Handle the drawing related tasks of the templates
+ * @param templ pointer to an object
+ * @param mask the object will be drawn only in this area
+ * @param mode LV_DESIGN_COVER_CHK: only check if the object fully covers the 'mask_p' area
+ *                                  (return 'true' if yes)
+ *             LV_DESIGN_DRAW: draw the object (always return 'true')
+ *             LV_DESIGN_DRAW_POST: drawing after every children are drawn
+ * @param return true/false, depends on 'mode'
+ */
+static bool lv_templ_design(lv_obj_t * templ, const area_t * mask, lv_design_mode_t mode)
+{
+    /*Return false if the object is not covers the mask_p area*/
+    if(mode == LV_DESIGN_COVER_CHK) {
+    	return false;
+    }
+    /*Draw the object*/
+    else if(mode == LV_DESIGN_DRAW_MAIN) {
+
+    }
+    /*Post draw when the children are drawn*/
+    else if(mode == LV_DESIGN_DRAW_POST) {
+
+    }
+
+    return true;
+}
+
+
+#endif