htop/ListItem.c

69 lines
1.7 KiB
C

/*
htop - ListItem.c
(C) 2004-2011 Hisham H. Muhammad
Released under the GNU GPLv2+, see the COPYING file
in the source distribution for its full text.
*/
#include "config.h" // IWYU pragma: keep
#include "ListItem.h"
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include "CRT.h"
#include "RichString.h"
#include "XUtils.h"
static void ListItem_delete(Object* cast) {
ListItem* this = (ListItem*)cast;
free(this->value);
free(this);
}
static void ListItem_display(const Object* cast, RichString* out) {
const ListItem* const this = (const ListItem*)cast;
assert (this != NULL);
if (this->moving) {
RichString_writeWide(out, CRT_colors[DEFAULT_COLOR],
#ifdef HAVE_LIBNCURSESW
CRT_utf8 ? "" :
#endif
"+ ");
}
RichString_appendWide(out, CRT_colors[DEFAULT_COLOR], this->value);
}
ListItem* ListItem_new(const char* value, int key) {
ListItem* this = AllocThis(ListItem);
this->value = xStrdup(value);
this->key = key;
this->moving = false;
return this;
}
void ListItem_append(ListItem* this, const char* text) {
size_t oldLen = strlen(this->value);
size_t textLen = strlen(text);
size_t newLen = oldLen + textLen;
this->value = xRealloc(this->value, newLen + 1);
memcpy(this->value + oldLen, text, textLen);
this->value[newLen] = '\0';
}
static int ListItem_compare(const void* cast1, const void* cast2) {
const ListItem* obj1 = (const ListItem*) cast1;
const ListItem* obj2 = (const ListItem*) cast2;
return strcmp(obj1->value, obj2->value);
}
const ObjectClass ListItem_class = {
.display = ListItem_display,
.delete = ListItem_delete,
.compare = ListItem_compare
};