andlabs-ui/redo/control_windows.go

55 lines
1.1 KiB
Go

// 30 july 2014
package ui
// #include "winapi_windows.h"
import "C"
type controlbase struct {
*controldefs
hwnd C.HWND
parent C.HWND // for Tab and Group
}
type controlParent struct {
hwnd C.HWND
}
func newControl(class C.LPWSTR, style C.DWORD, extstyle C.DWORD) *controlbase {
c := new(controlbase)
c.hwnd = C.newWidget(class, style, extstyle)
c.controldefs = new(controldefs)
c.fsetParent = func(p *controlParent) {
C.controlSetParent(c.hwnd, p.hwnd)
c.parent = p.hwnd
}
c.fcontainerShow = func() {
C.ShowWindow(c.hwnd, C.SW_SHOW)
}
c.fcontainerHide = func() {
C.ShowWindow(c.hwnd, C.SW_HIDE)
}
c.fallocate = baseallocate(c)
c.fpreferredSize = func(d *sizing) (int, int) {
// TODO
return 75, 23
}
c.fcommitResize = func(a *allocation, d *sizing) {
C.moveWindow(c.hwnd, C.int(a.x), C.int(a.y), C.int(a.width), C.int(a.height))
}
c.fgetAuxResizeInfo = func(d *sizing) {
// do nothing
}
return c
}
// these are provided for convenience
func (c *controlbase) text() string {
return getWindowText(c.hwnd)
}
func (c *controlbase) setText(text string) {
C.setWindowText(c.hwnd, toUTF16(text))
}