andlabs-ui/prev/checkbox_unix.go

69 lines
1.5 KiB
Go

// +build !windows,!darwin
// 7 july 2014
package ui
import (
"unsafe"
)
// #include "gtk_unix.h"
// extern void checkboxToggled(GtkToggleButton *, gpointer);
import "C"
type checkbox struct {
*controlSingleWidget
button *C.GtkButton
toggle *C.GtkToggleButton
checkbox *C.GtkCheckButton
toggled *event
}
func newCheckbox(text string) *checkbox {
ctext := togstr(text)
defer freegstr(ctext)
widget := C.gtk_check_button_new_with_label(ctext)
c := &checkbox{
controlSingleWidget: newControlSingleWidget(widget),
button: (*C.GtkButton)(unsafe.Pointer(widget)),
toggle: (*C.GtkToggleButton)(unsafe.Pointer(widget)),
checkbox: (*C.GtkCheckButton)(unsafe.Pointer(widget)),
toggled: newEvent(),
}
g_signal_connect(
C.gpointer(unsafe.Pointer(c.checkbox)),
"toggled",
C.GCallback(C.checkboxToggled),
C.gpointer(unsafe.Pointer(c)))
return c
}
func (c *checkbox) OnToggled(e func()) {
c.toggled.set(e)
}
func (c *checkbox) Text() string {
return fromgstr(C.gtk_button_get_label(c.button))
}
func (c *checkbox) SetText(text string) {
ctext := togstr(text)
defer freegstr(ctext)
C.gtk_button_set_label(c.button, ctext)
}
func (c *checkbox) Checked() bool {
return fromgbool(C.gtk_toggle_button_get_active(c.toggle))
}
func (c *checkbox) SetChecked(checked bool) {
C.gtk_toggle_button_set_active(c.toggle, togbool(checked))
}
//export checkboxToggled
func checkboxToggled(bwid *C.GtkToggleButton, data C.gpointer) {
c := (*checkbox)(unsafe.Pointer(data))
c.toggled.fire()
}