andlabs-ui/redo/window_windows.go

69 lines
1.3 KiB
Go

// 12 july 2014
package ui
import (
"fmt"
"syscall"
)
// #include "winapi_windows.h"
import "C"
type window struct {
*layout
shownbefore bool
}
func makeWindowWindowClass() error {
var errmsg *C.char
err := C.makeWindowWindowClass(&errmsg)
if err != 0 || errmsg != nil {
return fmt.Errorf("%s: %v", C.GoString(errmsg), syscall.Errno(err))
}
return nil
}
func newWindow(title string, width int, height int, control Control) *window {
w := &window{
layout: newLayout(title, width, height, C.FALSE, control),
}
// TODO keep?
hresult := C.EnableThemeDialogTexture(w.hwnd, C.ETDT_ENABLE | C.ETDT_USETABTEXTURE)
if hresult != C.S_OK {
panic(fmt.Errorf("error setting tab background texture on Window; HRESULT: 0x%X", hresult))
}
return w
}
func (w *window) Title() string {
return getWindowText(w.hwnd)
}
func (w *window) SetTitle(title string) {
C.setWindowText(w.hwnd, toUTF16(title))
}
func (w *window) Show() {
if !w.shownbefore {
C.ShowWindow(w.hwnd, C.nCmdShow)
C.updateWindow(w.hwnd)
w.shownbefore = true
} else {
C.ShowWindow(w.hwnd, C.SW_SHOW)
}
}
func (w *window) Hide() {
C.ShowWindow(w.hwnd, C.SW_HIDE)
}
func (w *window) Close() {
C.windowClose(w.hwnd)
}
func (w *window) OnClosing(e func() bool) {
w.closing.setbool(e)
}