char* iupAttribGetStr(Ihandle* ih, const char* name)
{
char* value;
if (!ih || !name)
return NULL;
value = iupTableGet(ih->attrib, name);
if (!value && !iupATTRIB_ISINTERNAL(name))
{
int inherit;
char *def_value;
iupClassObjectGetAttributeInfo(ih, name, &def_value, &inherit);
if (inherit)
{
while (!value)
{
ih = ih->parent;
if (!ih)
break;
value = iupAttribGet(ih, name);
}
}
if (!value)
value = def_value;
}
return value;
}
void IupStoreAttribute(Ihandle *ih, const char* name, const char *value)
{
int inherit;
if (!name)
return;
if (!ih)
{
IupStoreGlobal(name, value);
return;
}
iupASSERT(iupObjectCheck(ih));
if (!iupObjectCheck(ih))
return;
if (iupATTRIB_ISINTERNAL(name))
iupAttribStoreStr(ih, name, value);
else
{
if (iupClassObjectSetAttribute(ih, name, value, &inherit)==1) /* store only strings */
iupAttribStoreStr(ih, name, value);
if (inherit)
iAttribNotifyChildren(ih, name, value);
}
}
void IupSetAttribute(Ihandle *ih, const char* name, const char *value)
{
int inherit;
iupASSERT(name!=NULL);
if (!name)
return;
if (!ih)
{
IupSetGlobal(name, value);
return;
}
iupASSERT(iupObjectCheck(ih));
if (!iupObjectCheck(ih))
return;
if (iupATTRIB_ISINTERNAL(name))
iupAttribSetStr(ih, name, value);
else
{
if (iupClassObjectSetAttribute(ih, name, value, &inherit)!=0) /* store strings and pointers */
iupAttribSetStr(ih, name, value);
if (inherit)
iAttribNotifyChildren(ih, name, value);
}
}
int IupGetAllAttributes(Ihandle* ih, char** names, int n)
{
char *name;
int i = 0;
iupASSERT(iupObjectCheck(ih));
if (!iupObjectCheck(ih))
return 0;
if (!names || !n)
return iupTableCount(ih->attrib);
name = iupTableFirst(ih->attrib);
while (name)
{
if (!iupATTRIB_ISINTERNAL(name))
{
names[i] = name;
i++;
if (i == n)
break;
}
name = iupTableNext(ih->attrib);
}
return i;
}
static void GetAttribute(void)
{
char *name = luaL_check_string(2);
Ihandle* ih = iuplua_checkihandle(1);
char *value = IupGetAttribute(ih, name);
if (!value || iupATTRIB_ISINTERNAL(name))
lua_pushnil();
else
{
if (iupAttribIsPointer(ih, name))
lua_pushuserdata((void*)value);
else
lua_pushstring(value);
}
}
void iupAttribUpdateChildren(Ihandle* ih)
{
char *name = iupTableFirst(ih->attrib);
while (name)
{
if (!iupATTRIB_ISINTERNAL(name) && iAttribIsInherit(ih, name))
{
/* retrieve from the table */
char* value = iupTableGet(ih->attrib, name);
iAttribNotifyChildren(ih, name, value);
}
name = iupTableNext(ih->attrib);
}
}
static void iuplua_pushvalue(lua_State *L, Ihandle *ih, const char* name, const char* value)
{
if (!value || iupATTRIB_ISINTERNAL(name))
lua_pushnil(L);
else
{
if (iupAttribIsNotString(ih, name))
{
if (iupAttribIsIhandle(ih, name))
iuplua_pushihandle(L, (Ihandle*)value);
else
lua_pushlightuserdata(L, (void*)value);
}
else /* if (!lua_stringtonumber(L, value)) -- TODO: is this worth it? valid since Lua 5.3 */
lua_pushstring(L, value);
}
}
char* IupGetAttribute(Ihandle *ih, const char* name)
{
iupASSERT(name!=NULL);
if (!name)
return NULL;
if (!ih)
return IupGetGlobal(name);
iupASSERT(iupObjectCheck(ih));
if (!iupObjectCheck(ih))
return NULL;
if (iupATTRIB_ISINTERNAL(name))
return iupAttribGet(ih, name);
else
{
int inherit;
char *value, *def_value;
value = iupClassObjectGetAttribute(ih, name, &def_value, &inherit);
if (!value)
value = iupAttribGet(ih, name);
if (!value && inherit)
{
while (!value)
{
ih = ih->parent;
if (!ih)
break;
value = iupAttribGet(ih, name);
}
}
if (!value)
value = def_value;
return value;
}
}
void iupAttribUpdate(Ihandle* ih)
{
char** name_array;
char *name, *value;
int count, i = 0, inherit, store;
count = iupTableCount(ih->attrib);
if (!count)
return;
name_array = (char**)malloc(count * sizeof(char*));
/* store the names before updating so we can add or remove attributes during the update */
name = iupTableFirst(ih->attrib);
while (name)
{
name_array[i] = name;
name = iupTableNext(ih->attrib);
i++;
}
/* for all defined attributes updates the native system */
for (i = 0; i < count; i++)
{
name = name_array[i];
if (!iupATTRIB_ISINTERNAL(name))
{
/* retrieve from the table */
value = iupTableGet(ih->attrib, name);
/* set on the class */
store = iupClassObjectSetAttribute(ih, name, value, &inherit);
if (inherit)
iAttribNotifyChildren(ih, name, value);
if (store == 0)
iupTableRemove(ih->attrib, name); /* remove from the table acording to the class SetAttribute */
}
}
free(name_array);
}
char* iupAttribGetLocal(Ihandle* ih, const char* name)
{
char* value;
if (!ih || !name)
return NULL;
value = iupTableGet(ih->attrib, name);
if (!value && !iupATTRIB_ISINTERNAL(name))
{
int inherit;
char *def_value;
value = iupClassObjectGetAttribute(ih, name, &def_value, &inherit);
if (!value)
value = def_value;
}
return value;
}
char* IupGetAttributes(Ihandle *ih)
{
char *buffer;
char *name, *value;
char sb[128];
iupASSERT(iupObjectCheck(ih));
if (!iupObjectCheck(ih))
return NULL;
buffer = iupStrGetMemory(10240);
buffer[0] = 0;
name = iupTableFirst(ih->attrib);
while (name)
{
if (!iupATTRIB_ISINTERNAL(name))
{
if (buffer[0] != 0)
strcat(buffer,",");
value = iupTableGetCurr(ih->attrib);
if (iupAttribIsPointer(ih, name))
{
sprintf(sb, "%p", (void*) value);
value = sb;
}
strcat(buffer, name);
strcat(buffer,"=\"");
strcat(buffer, value);
strcat(buffer,"\"");
}
name = iupTableNext(ih->attrib);
}
return buffer;
}
static int MatGetAttribute(lua_State *L)
{
Ihandle *ih = iuplua_checkihandle(L,1);
const char *name = luaL_checkstring(L,2);
int lin = luaL_checkint(L,3);
int col = luaL_checkint(L,4);
const char *value = IupGetAttributeId2(ih, name, lin, col);
if (!value || iupATTRIB_ISINTERNAL(name))
lua_pushnil(L);
else
{
if (iupAttribIsNotString(ih, name))
{
if (iupObjectCheck((Ihandle*)value))
iuplua_pushihandle(L, (Ihandle*)value);
else
lua_pushlightuserdata(L, (void*)value);
}
else
lua_pushstring(L,value);
}
return 1;
}
static int GetAttribute (lua_State *L)
{
Ihandle *ih = iuplua_checkihandle(L,1);
const char *name = luaL_checkstring(L,2);
const char *value = IupGetAttribute(ih, name);
if (!value || iupATTRIB_ISINTERNAL(name))
lua_pushnil(L);
else
{
if (iupAttribIsPointer(ih, name))
{
if (ih->handle == (InativeHandle*)value) /* work around for WID, sometimes WID in Windows is not a valid pointer. Why? */
iuplua_pushihandle(L, ih);
else if (iupObjectCheck((Ihandle*)value))
iuplua_pushihandle(L, (Ihandle*)value);
else
lua_pushlightuserdata(L, (void*)value);
}
else
lua_pushstring(L,value);
}
return 1;
}
