andlabs-ui/button_darwin.go

72 lines
1.3 KiB
Go

// 16 july 2014
package ui
import (
"unsafe"
)
// #include "objc_darwin.h"
import "C"
type button struct {
_id C.id
clicked *event
}
func newButton(text string) *button {
ctext := C.CString(text)
defer C.free(unsafe.Pointer(ctext))
b := &button{
_id: C.newButton(),
clicked: newEvent(),
}
C.buttonSetText(b._id, ctext)
C.buttonSetDelegate(b._id, unsafe.Pointer(b))
return b
}
func (b *button) OnClicked(e func()) {
b.clicked.set(e)
}
func (b *button) Text() string {
return C.GoString(C.buttonText(b._id))
}
func (b *button) SetText(text string) {
ctext := C.CString(text)
defer C.free(unsafe.Pointer(ctext))
C.buttonSetText(b._id, ctext)
}
//export buttonClicked
func buttonClicked(xb unsafe.Pointer) {
b := (*button)(unsafe.Pointer(xb))
b.clicked.fire()
}
func (b *button) id() C.id {
return b._id
}
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)
}