forked from ncruces/zenity
/
pwd_windows.go
203 lines (175 loc) · 5.82 KB
/
pwd_windows.go
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package zenity
import (
"syscall"
"unsafe"
"github.com/ncruces/zenity/internal/win"
)
func password(opts options) (string, string, error) {
if !opts.username {
opts.entryText = ""
opts.hideText = true
str, err := entry("Password:", opts)
return "", str, err
}
if opts.title == nil {
opts.title = ptr("")
}
if opts.okLabel == nil {
opts.okLabel = ptr("OK")
}
if opts.cancelLabel == nil {
opts.cancelLabel = ptr("Cancel")
}
dlg := &passwordDialog{}
return dlg.setup(opts)
}
type passwordDialog struct {
usr string
pwd string
err error
wnd win.HWND
uTextCtl win.HWND
uEditCtl win.HWND
pTextCtl win.HWND
pEditCtl win.HWND
okBtn win.HWND
cancelBtn win.HWND
extraBtn win.HWND
font font
}
func (dlg *passwordDialog) setup(opts options) (string, string, error) {
owner, _ := opts.attach.(win.HWND)
defer setup(owner)()
dlg.font = getFont()
defer dlg.font.delete()
icon, _ := getIcon(opts.windowIcon)
defer icon.delete()
if opts.ctx != nil && opts.ctx.Err() != nil {
return "", "", opts.ctx.Err()
}
instance, err := win.GetModuleHandle(nil)
if err != nil {
return "", "", err
}
cls, err := registerClass(instance, icon.handle, syscall.NewCallback(passwordProc))
if err != nil {
return "", "", err
}
defer win.UnregisterClass(cls, instance)
dlg.wnd, _ = win.CreateWindowEx(_WS_EX_ZEN_DIALOG,
cls, strptr(*opts.title), _WS_ZEN_DIALOG,
win.CW_USEDEFAULT, win.CW_USEDEFAULT,
281, 191, owner, 0, instance, unsafe.Pointer(dlg))
dlg.uTextCtl, _ = win.CreateWindowEx(0,
strptr("STATIC"), strptr("Username:"),
_WS_ZEN_LABEL,
12, 10, 241, 16, dlg.wnd, 0, instance, nil)
dlg.uEditCtl, _ = win.CreateWindowEx(win.WS_EX_CLIENTEDGE,
strptr("EDIT"), nil,
_WS_ZEN_CONTROL|win.ES_AUTOHSCROLL,
12, 30, 241, 24, dlg.wnd, 0, instance, nil)
dlg.pTextCtl, _ = win.CreateWindowEx(0,
strptr("STATIC"), strptr("Password:"), _WS_ZEN_LABEL,
12, 60, 241, 16, dlg.wnd, 0, instance, nil)
dlg.pEditCtl, _ = win.CreateWindowEx(win.WS_EX_CLIENTEDGE,
strptr("EDIT"), nil,
_WS_ZEN_CONTROL|win.ES_AUTOHSCROLL|win.ES_PASSWORD,
12, 80, 241, 24, dlg.wnd, 0, instance, nil)
dlg.okBtn, _ = win.CreateWindowEx(0,
strptr("BUTTON"), strptr(quoteAccelerators(*opts.okLabel)),
_WS_ZEN_BUTTON|win.BS_DEFPUSHBUTTON,
12, 116, 75, 24, dlg.wnd, win.IDOK, instance, nil)
dlg.cancelBtn, _ = win.CreateWindowEx(0,
strptr("BUTTON"), strptr(quoteAccelerators(*opts.cancelLabel)),
_WS_ZEN_BUTTON,
12, 116, 75, 24, dlg.wnd, win.IDCANCEL, instance, nil)
if opts.extraButton != nil {
dlg.extraBtn, _ = win.CreateWindowEx(0,
strptr("BUTTON"), strptr(quoteAccelerators(*opts.extraButton)),
_WS_ZEN_BUTTON,
12, 116, 75, 24, dlg.wnd, win.IDNO, instance, nil)
}
dlg.layout(getDPI(dlg.wnd))
centerWindow(dlg.wnd)
win.SetFocus(dlg.uEditCtl)
win.ShowWindow(dlg.wnd, win.SW_NORMAL)
win.SendMessage(dlg.uEditCtl, win.EM_SETSEL, 0, intptr(-1))
if opts.ctx != nil && opts.ctx.Done() != nil {
wait := make(chan struct{})
defer close(wait)
go func() {
select {
case <-opts.ctx.Done():
win.SendMessage(dlg.wnd, win.WM_SYSCOMMAND, win.SC_CLOSE, 0)
case <-wait:
}
}()
}
if err := win.MessageLoop(win.HWND(dlg.wnd)); err != nil {
return "", "", err
}
if opts.ctx != nil && opts.ctx.Err() != nil {
return "", "", opts.ctx.Err()
}
return dlg.usr, dlg.pwd, dlg.err
}
func (dlg *passwordDialog) layout(dpi dpi) {
font := dlg.font.forDPI(dpi)
win.SendMessage(dlg.uTextCtl, win.WM_SETFONT, font, 1)
win.SendMessage(dlg.uEditCtl, win.WM_SETFONT, font, 1)
win.SendMessage(dlg.pTextCtl, win.WM_SETFONT, font, 1)
win.SendMessage(dlg.pEditCtl, win.WM_SETFONT, font, 1)
win.SendMessage(dlg.okBtn, win.WM_SETFONT, font, 1)
win.SendMessage(dlg.cancelBtn, win.WM_SETFONT, font, 1)
win.SendMessage(dlg.extraBtn, win.WM_SETFONT, font, 1)
win.SetWindowPos(dlg.wnd, 0, 0, 0, dpi.scale(281), dpi.scale(191), win.SWP_NOMOVE|win.SWP_NOZORDER)
win.SetWindowPos(dlg.uTextCtl, 0, dpi.scale(12), dpi.scale(10), dpi.scale(241), dpi.scale(16), win.SWP_NOZORDER)
win.SetWindowPos(dlg.uEditCtl, 0, dpi.scale(12), dpi.scale(30), dpi.scale(241), dpi.scale(24), win.SWP_NOZORDER)
win.SetWindowPos(dlg.pTextCtl, 0, dpi.scale(12), dpi.scale(60), dpi.scale(241), dpi.scale(16), win.SWP_NOZORDER)
win.SetWindowPos(dlg.pEditCtl, 0, dpi.scale(12), dpi.scale(80), dpi.scale(241), dpi.scale(24), win.SWP_NOZORDER)
if dlg.extraBtn == 0 {
win.SetWindowPos(dlg.okBtn, 0, dpi.scale(95), dpi.scale(116), dpi.scale(75), dpi.scale(24), win.SWP_NOZORDER)
win.SetWindowPos(dlg.cancelBtn, 0, dpi.scale(178), dpi.scale(116), dpi.scale(75), dpi.scale(24), win.SWP_NOZORDER)
} else {
win.SetWindowPos(dlg.okBtn, 0, dpi.scale(12), dpi.scale(116), dpi.scale(75), dpi.scale(24), win.SWP_NOZORDER)
win.SetWindowPos(dlg.extraBtn, 0, dpi.scale(95), dpi.scale(116), dpi.scale(75), dpi.scale(24), win.SWP_NOZORDER)
win.SetWindowPos(dlg.cancelBtn, 0, dpi.scale(178), dpi.scale(116), dpi.scale(75), dpi.scale(24), win.SWP_NOZORDER)
}
}
func passwordProc(wnd win.HWND, msg uint32, wparam uintptr, lparam *unsafe.Pointer) uintptr {
var dlg *passwordDialog
switch msg {
case win.WM_NCCREATE:
saveBackRef(uintptr(wnd), *lparam)
dlg = (*passwordDialog)(*lparam)
case win.WM_NCDESTROY:
deleteBackRef(uintptr(wnd))
default:
dlg = (*passwordDialog)(loadBackRef(uintptr(wnd)))
}
switch msg {
case win.WM_DESTROY:
win.PostQuitMessage(0)
case win.WM_CLOSE:
dlg.err = ErrCanceled
win.DestroyWindow(wnd)
case win.WM_COMMAND:
switch wparam {
default:
return 1
case win.IDOK, win.IDYES:
dlg.usr = win.GetWindowText(dlg.uEditCtl)
dlg.pwd = win.GetWindowText(dlg.pEditCtl)
case win.IDCANCEL:
dlg.err = ErrCanceled
case win.IDNO:
dlg.err = ErrExtraButton
}
win.DestroyWindow(wnd)
case win.WM_DPICHANGED:
dlg.layout(dpi(uint32(wparam) >> 16))
default:
return win.DefWindowProc(wnd, msg, wparam, unsafe.Pointer(lparam))
}
return 0
}