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// 8 july 2014
package ui
import (
"unsafe"
"fmt"
)
// #include "objc_darwin.h"
import "C"
type window struct {
id C.id
child Control
closing *event
spaced bool
}
func newWindow(title string, width int, height int) *Request {
c := make(chan interface{})
return &Request{
op: func() {
id := C.newWindow(C.intptr_t(width), C.intptr_t(height))
ctitle := C.CString(title)
defer C.free(unsafe.Pointer(ctitle))
C.windowSetTitle(id, ctitle)
w := &window{
id: id,
closing: newEvent(),
}
C.windowSetDelegate(id, unsafe.Pointer(w))
c <- w
},
resp: c,
}
}
func (w *window) SetControl(control Control) *Request {
c := make(chan interface{})
return &Request{
op: func() {
if w.child != nil { // unparent existing control
w.child.unparent()
}
control.unparent()
control.parent(w)
w.child = control
c <- struct{}{}
},
resp: c,
}
}
func (w *window) Title() *Request {
c := make(chan interface{})
return &Request{
op: func() {
c <- C.GoString(C.windowTitle(w.id))
},
resp: c,
}
}
func (w *window) SetTitle(title string) *Request {
c := make(chan interface{})
return &Request{
op: func() {
ctitle := C.CString(title)
defer C.free(unsafe.Pointer(ctitle))
C.windowSetTitle(w.id, ctitle)
c <- struct{}{}
},
resp: c,
}
}
func (w *window) Show() *Request {
c := make(chan interface{})
return &Request{
op: func() {
C.windowShow(w.id)
c <- struct{}{}
},
resp: c,
}
}
func (w *window) Hide() *Request {
c := make(chan interface{})
return &Request{
op: func() {
C.windowHide(w.id)
c <- struct{}{}
},
resp: c,
}
}
func (w *window) Close() *Request {
c := make(chan interface{})
return &Request{
op: func() {
C.windowClose(w.id)
c <- struct{}{}
},
resp: c,
}
}
func (w *window) OnClosing(e func(c Doer) bool) *Request {
c := make(chan interface{})
return &Request{
op: func() {
w.closing.setbool(e)
c <- struct{}{}
},
resp: c,
}
}
//export windowClosing
func windowClosing(xw unsafe.Pointer) C.BOOL {
w := (*window)(unsafe.Pointer(xw))
close := w.closing.fire()
if close {
// TODO make sure this actually closes the window the way we want
return C.YES
}
return C.NO
}
//export windowResized
func windowResized(xw unsafe.Pointer, width C.uintptr_t, height C.uintptr_t) {
w := (*window)(unsafe.Pointer(xw))
w.doresize(int(width), int(height))
fmt.Printf("new size %d x %d\n", width, height)
}
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