/
config.go
133 lines (93 loc) · 2.48 KB
/
config.go
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package allegro
/*
#cgo pkg-config: allegro-5.0
#include <allegro5/allegro.h>
*/
import "C"
import "unsafe"
type Config C.ALLEGRO_CONFIG
func CreateConfig() *Config {
var c *Config
c = (*Config)(C.al_create_config())
return c
}
func LoadConfig(filename string) *Config {
cs := C.CString(filename)
defer C.free(unsafe.Pointer(cs))
var c *Config
c = (*Config)(C.al_load_config_file(cs))
return c
}
func (c *Config) Destroy() {
C.al_destroy_config((*C.ALLEGRO_CONFIG)(c))
}
func (c *Config) AddSection(section string) {
cs := C.CString(section)
defer C.free(unsafe.Pointer(cs))
C.al_add_config_section((*C.ALLEGRO_CONFIG)(c), cs)
}
func (c *Config) AddComment(section string, comment string) {
ss := C.CString(section)
defer C.free(unsafe.Pointer(ss))
cs := C.CString(comment)
defer C.free(unsafe.Pointer(cs))
C.al_add_config_comment((*C.ALLEGRO_CONFIG)(c), ss, cs)
}
func (c *Config) Get(section string, key string) (string, bool) {
ss := C.CString(section)
defer C.free(unsafe.Pointer(ss))
ks := C.CString(key)
defer C.free(unsafe.Pointer(ks))
var cstr *C.char
cstr = C.al_get_config_value((*C.ALLEGRO_CONFIG)(c), ss, ks)
if cstr == nil {
return "", false
}
return C.GoString(cstr), true
}
func (c *Config) Set(section string, key string, val string) {
ss := C.CString(section)
defer C.free(unsafe.Pointer(ss))
ks := C.CString(key)
defer C.free(unsafe.Pointer(ks))
vs := C.CString(val)
defer C.free(unsafe.Pointer(vs))
C.al_set_config_value((*C.ALLEGRO_CONFIG)(c), ss, ks, vs)
}
func (c *Config) IterSections() chan string {
channel := make(chan string)
go func() {
var iter *C.ALLEGRO_CONFIG_SECTION
var name_ptr *C.char
name_ptr = C.al_get_first_config_section((*C.ALLEGRO_CONFIG)(c), &iter)
for name_ptr != nil {
name := C.GoString(name_ptr)
channel <- name
name_ptr = C.al_get_next_config_section(&iter)
}
close(channel)
}()
return channel
}
func (c *Config) IterKeys(sec string) chan string {
channel := make(chan string)
go func() {
var iter *C.ALLEGRO_CONFIG_ENTRY
ss := C.CString(sec)
defer C.free(unsafe.Pointer(ss))
var key_ptr *C.char
key_ptr = C.al_get_first_config_entry((*C.ALLEGRO_CONFIG)(c), ss, &iter)
for key_ptr != nil {
key := C.GoString(key_ptr)
channel <- key
key_ptr = C.al_get_next_config_entry(&iter)
}
close(channel)
}()
return channel
}
func (m *Config) Merge(child *Config) {
m_ptr := (*C.ALLEGRO_CONFIG)(m)
c_ptr := (*C.ALLEGRO_CONFIG)(child)
C.al_merge_config_into(m_ptr, c_ptr)
}