49 lines
1.2 KiB
Go
49 lines
1.2 KiB
Go
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// +build !windows,!darwin
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// 7 july 2014
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package ui
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import (
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"unsafe"
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)
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// #include "gtk_unix.h"
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// extern void buttonClicked(GtkButton *, gpointer);
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// extern void checkboxToggled(GtkToggleButton *, gpointer);
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import "C"
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type checkbox struct {
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// embed button so its methods and events carry over
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*button
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toggle *C.GtkToggleButton
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checkbox *C.GtkCheckButton
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}
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func newCheckbox(text string) *checkbox {
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ctext := togstr(text)
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defer freegstr(ctext)
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widget := C.gtk_check_button_new_with_label(ctext)
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return &checkbox{
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button: finishNewButton(widget, "toggled", C.checkboxToggled),
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toggle: (*C.GtkToggleButton)(unsafe.Pointer(widget)),
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checkbox: (*C.GtkCheckButton)(unsafe.Pointer(widget)),
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}
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}
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//export checkboxToggled
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func checkboxToggled(bwid *C.GtkToggleButton, data C.gpointer) {
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// note that the finishNewButton() call uses the embedded *button as data
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// this is fine because we're only deferring to buttonClicked() anyway
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buttonClicked(nil, data)
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}
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func (c *checkbox) Checked() bool {
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return fromgbool(C.gtk_toggle_button_get_active(c.toggle))
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}
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func (c *checkbox) SetChecked(checked bool) {
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C.gtk_toggle_button_set_active(c.toggle, togbool(checked))
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}
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