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// +build !windows,!darwin
// 7 july 2014
package ui
import (
"unsafe"
)
// #include "gtk_unix.h"
// extern void buttonClicked(GtkButton *, gpointer);
import "C"
type button struct {
_widget *C.GtkWidget
button *C.GtkButton
clicked *event
}
// shared code for setting up buttons, check boxes, etc.
func newButton(text string) *button {
ctext := togstr(text)
defer freegstr(ctext)
widget := C.gtk_button_new_with_label(ctext)
b := &button{
_widget: widget,
button: (*C.GtkButton)(unsafe.Pointer(widget)),
clicked: newEvent(),
}
g_signal_connect(
C.gpointer(unsafe.Pointer(b.button)),
"clicked",
C.GCallback(C.buttonClicked),
C.gpointer(unsafe.Pointer(b)))
return b
}
func (b *button) OnClicked(e func()) {
b.clicked.set(e)
}
func (b *button) Text() string {
return fromgstr(C.gtk_button_get_label(b.button))
}
func (b *button) SetText(text string) {
ctext := togstr(text)
defer freegstr(ctext)
C.gtk_button_set_label(b.button, ctext)
}
//export buttonClicked
func buttonClicked(bwid *C.GtkButton, data C.gpointer) {
b := (*button)(unsafe.Pointer(data))
b.clicked.fire()
println("button clicked")
}
func (b *button) widget() *C.GtkWidget {
return b._widget
}
func (b *button) setParent(p *controlParent) {
basesetParent(b, p)
}
func (b *button) allocate(x int, y int, width int, height int, d *sizing) []*allocation {
return baseallocate(b, x, y, width, height, d)
}
func (b *button) preferredSize(d *sizing) (width, height int) {
return basepreferredSize(b, d)
}
func (b *button) commitResize(a *allocation, d *sizing) {
basecommitResize(b, a, d)
}
func (b *button) getAuxResizeInfo(d *sizing) {
basegetAuxResizeInfo(b, d)
}
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