view src/subtree_free.c @ 1401:2fc1f54a1a3b

Mainly fix the clone_from_subtree to update the children of the parent node. We need to clearify all related codes in the future to make the logic more clear.
author wycc
date Sun, 03 Apr 2011 18:12:42 +0800
parents 586e50f82c1f
children
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// -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; -*-
// vim: sw=4:ts=8:sts=4
#include "mb_redraw_man.h"
#include "mb_animate.h"

struct _subtree_free {
    mb_action_t action;

    coord_t *coord;
};

typedef struct _subtree_free subtree_free_t;

void mb_subtree_free_start(mb_action_t *action,
			   const mb_timeval_t *now,
			   const mb_timeval_t *playing_time,
			   redraw_man_t *rdman) {
    subtree_free_t *sfree = (subtree_free_t *)action;

    rdman_coord_subtree_free(rdman, sfree->coord);
}

void mb_subtree_free_step(mb_action_t *act, const mb_timeval_t *now,
			  redraw_man_t *rdman) {
}

void mb_subtree_free_stop(mb_action_t *act, const mb_timeval_t *now,
			  redraw_man_t *rdman) {
}

void mb_subtree_free_free(mb_action_t *act) {
    free(act);
}

mb_action_t *mb_subtree_free_new(coord_t *coord,
				 mb_word_t *word) {
    subtree_free_t *sfree;

    sfree = (subtree_free_t *)malloc(sizeof(subtree_free_t));
    if(sfree == NULL)
	return NULL;

    sfree->action.start = mb_subtree_free_start;
    sfree->action.step = mb_subtree_free_step;
    sfree->action.stop = mb_subtree_free_stop;
    sfree->action.free = mb_subtree_free_free;
    sfree->coord = coord;

    mb_word_add_action(word, (mb_action_t *)sfree);

    return (mb_action_t *)sfree;
}