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Refactoring.

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This commit is contained in:
Nuno Cruces 2020-01-24 12:52:45 +00:00
parent 44cd5fa43b
commit 5633d0d7e6
15 changed files with 130 additions and 126 deletions
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16
cmd/zenity/main.go
View file

@ -49,8 +49,8 @@ var (
fileFilters FileFilters
// Color selection options
initColor string
palette bool
defaultColor string
showPalette bool
// Windows specific options
cygpath bool
@ -130,8 +130,8 @@ func setupFlags() {
flag.Var(&fileFilters, "file-filter", "Set a filename filter (NAME | PATTERN1 PATTERN2 ...)")
// Color selection options
flag.StringVar(&initColor, "color", "", "Set the color")
flag.BoolVar(&palette, "show-palette", false, "Show the palette")
flag.StringVar(&defaultColor, "color", "", "Set the color")
flag.BoolVar(&showPalette, "show-palette", false, "Show the palette")
// Windows specific options
if runtime.GOOS == "windows" {
@ -203,7 +203,7 @@ func loadFlags() []zenity.Option {
// File selection options
options = append(options, fileFilters.Build())
options = append(options, fileFilters)
if filename != "" {
options = append(options, zenity.Filename(ingestPath(filename)))
}
@ -224,10 +224,10 @@ func loadFlags() []zenity.Option {
// Color selection options
if initColor != "" {
options = append(options, zenity.Color(zenutil.ParseColor(initColor)))
if defaultColor != "" {
options = append(options, zenity.Color(zenutil.ParseColor(defaultColor)))
}
if palette {
if showPalette {
options = append(options, zenity.ShowPalette())
}

4
color.go
View file

@ -13,10 +13,10 @@ func SelectColor(options ...Option) (color.Color, error) {
// Color returns an Option to set the color.
func Color(c color.Color) Option {
return func(o *options) { o.color = c }
return funcOption(func(o *options) { o.color = c })
}
// ShowPalette returns an Option to show the palette.
func ShowPalette() Option {
return func(o *options) { o.palette = true }
return funcOption(func(o *options) { o.showPalette = true })
}

2
color_darwin.go
View file

@ -8,7 +8,7 @@ import (
)
func selectColor(options ...Option) (color.Color, error) {
opts := optsParse(options)
opts := applyOptions(options)
var data zenutil.Color
if opts.color != nil {

4
color_unix.go
View file

@ -10,7 +10,7 @@ import (
)
func selectColor(options ...Option) (color.Color, error) {
opts := optsParse(options)
opts := applyOptions(options)
args := []string{"--color-selection"}
@ -20,7 +20,7 @@ func selectColor(options ...Option) (color.Color, error) {
if opts.color != nil {
args = append(args, "--color", zenutil.UnparseColor(opts.color))
}
if opts.palette {
if opts.showPalette {
args = append(args, "--show-palette")
}

4
color_windows.go
View file

@ -21,7 +21,7 @@ func init() {
}
func selectColor(options ...Option) (color.Color, error) {
opts := optsParse(options)
opts := applyOptions(options)
// load custom colors
colorsMutex.Lock()
@ -37,7 +37,7 @@ func selectColor(options ...Option) (color.Color, error) {
n := color.NRGBAModel.Convert(opts.color).(color.NRGBA)
args.RgbResult = uint32(n.R) | (uint32(n.G) << 8) | (uint32(n.B) << 16)
}
if opts.palette {
if opts.showPalette {
args.Flags |= 4 // CC_PREVENTFULLOPEN
} else {
args.Flags |= 2 // CC_FULLOPEN

24
file.go
View file

@ -39,32 +39,32 @@ func SelectFileSave(options ...Option) (string, error) {
// Specifying a file name, makes it the default selected file.
// Specifying a directory path, makes it the default dialog location.
func Filename(filename string) Option {
return func(o *options) { o.filename = filename }
return funcOption(func(o *options) { o.filename = filename })
}
// Directory returns an Option to activate directory-only selection.
func Directory() Option {
return func(o *options) { o.directory = true }
return funcOption(func(o *options) { o.directory = true })
}
// ConfirmOverwrite returns an Option to confirm file selection if filename
// already exists.
func ConfirmOverwrite() Option {
return func(o *options) { o.overwrite = true }
return funcOption(func(o *options) { o.confirmOverwrite = true })
}
// ConfirmCreate returns an Option to confirm file selection if filename does
// not yet exist (Windows only).
func ConfirmCreate() Option {
return func(o *options) { o.create = true }
return funcOption(func(o *options) { o.confirmCreate = true })
}
// ShowHidden returns an Option to show hidden files (Windows and macOS only).
func ShowHidden() Option {
return func(o *options) { o.hidden = true }
return funcOption(func(o *options) { o.showHidden = true })
}
// FileFilter encapsulates a filename filter.
// FileFilter is an Option that sets a filename filter.
//
// macOS hides filename filters from the user,
// and only supports filtering by extension (or "type").
@ -73,17 +73,15 @@ type FileFilter struct {
Patterns []string // filter patterns for the display string
}
// Build returns an Option to set a filename filter.
func (f FileFilter) Build() Option {
return func(o *options) { o.filters = append(o.filters, f) }
func (f FileFilter) apply(o *options) {
o.fileFilters = append(o.fileFilters, f)
}
// FileFilters is a list of filename filters.
// FileFilters is an Option that sets multiple filename filters.
type FileFilters []FileFilter
// Build returns an Option to set filename filters.
func (f FileFilters) Build() Option {
return func(o *options) { o.filters = append(o.filters, f...) }
func (f FileFilters) apply(o *options) {
o.fileFilters = append(o.fileFilters, f...)
}
func splitDirAndName(path string) (dir, name string) {

16
file_darwin.go
View file

@ -8,17 +8,17 @@ import (
)
func selectFile(options ...Option) (string, error) {
opts := optsParse(options)
opts := applyOptions(options)
data := zenutil.File{
Prompt: opts.title,
Invisibles: opts.hidden,
Invisibles: opts.showHidden,
}
if opts.directory {
data.Operation = "chooseFolder"
} else {
data.Operation = "chooseFile"
data.Type = initFilters(opts.filters)
data.Type = initFilters(opts.fileFilters)
}
data.Location, _ = splitDirAndName(opts.filename)
@ -36,11 +36,11 @@ func selectFile(options ...Option) (string, error) {
}
func selectFileMutiple(options ...Option) ([]string, error) {
opts := optsParse(options)
opts := applyOptions(options)
data := zenutil.File{
Prompt: opts.title,
Invisibles: opts.hidden,
Invisibles: opts.showHidden,
Multiple: true,
Separator: zenutil.Separator,
}
@ -48,7 +48,7 @@ func selectFileMutiple(options ...Option) ([]string, error) {
data.Operation = "chooseFolder"
} else {
data.Operation = "chooseFile"
data.Type = initFilters(opts.filters)
data.Type = initFilters(opts.fileFilters)
}
data.Location, _ = splitDirAndName(opts.filename)
@ -69,7 +69,7 @@ func selectFileMutiple(options ...Option) ([]string, error) {
}
func selectFileSave(options ...Option) (string, error) {
opts := optsParse(options)
opts := applyOptions(options)
data := zenutil.File{
Prompt: opts.title,
@ -78,7 +78,7 @@ func selectFileSave(options ...Option) (string, error) {
data.Operation = "chooseFolder"
} else {
data.Operation = "chooseFileName"
data.Type = initFilters(opts.filters)
data.Type = initFilters(opts.fileFilters)
}
data.Location, data.Name = splitDirAndName(opts.filename)

6
file_test.go
View file

@ -12,7 +12,7 @@ func ExampleSelectFile() {
{"Go files", []string{"*.go"}},
{"Web files", []string{"*.html", "*.js", "*.css"}},
{"Image files", []string{"*.png", "*.gif", "*.ico", "*.jpg", "*.webp"}},
}.Build())
})
// Output:
}
@ -23,7 +23,7 @@ func ExampleSelectFileMutiple() {
{"Go files", []string{"*.go"}},
{"Web files", []string{"*.html", "*.js", "*.css"}},
{"Image files", []string{"*.png", "*.gif", "*.ico", "*.jpg", "*.webp"}},
}.Build())
})
// Output:
}
@ -35,7 +35,7 @@ func ExampleSelectFileSave() {
{"Go files", []string{"*.go"}},
{"Web files", []string{"*.html", "*.js", "*.css"}},
{"Image files", []string{"*.png", "*.gif", "*.ico", "*.jpg", "*.webp"}},
}.Build())
})
// Output:
}

14
file_unix.go
View file

@ -10,7 +10,7 @@ import (
)
func selectFile(options ...Option) (string, error) {
opts := optsParse(options)
opts := applyOptions(options)
args := []string{"--file-selection"}
if opts.directory {
@ -22,7 +22,7 @@ func selectFile(options ...Option) (string, error) {
if opts.filename != "" {
args = append(args, "--filename", opts.filename)
}
args = append(args, initFilters(opts.filters)...)
args = append(args, initFilters(opts.fileFilters)...)
out, err := zenutil.Run(args)
if err, ok := err.(*exec.ExitError); ok && err.ExitCode() != 255 {
@ -38,7 +38,7 @@ func selectFile(options ...Option) (string, error) {
}
func selectFileMutiple(options ...Option) ([]string, error) {
opts := optsParse(options)
opts := applyOptions(options)
args := []string{"--file-selection", "--multiple", "--separator", zenutil.Separator}
if opts.directory {
@ -50,7 +50,7 @@ func selectFileMutiple(options ...Option) ([]string, error) {
if opts.filename != "" {
args = append(args, "--filename", opts.filename)
}
args = append(args, initFilters(opts.filters)...)
args = append(args, initFilters(opts.fileFilters)...)
out, err := zenutil.Run(args)
if err, ok := err.(*exec.ExitError); ok && err.ExitCode() != 255 {
@ -66,7 +66,7 @@ func selectFileMutiple(options ...Option) ([]string, error) {
}
func selectFileSave(options ...Option) (string, error) {
opts := optsParse(options)
opts := applyOptions(options)
args := []string{"--file-selection", "--save"}
if opts.directory {
@ -78,10 +78,10 @@ func selectFileSave(options ...Option) (string, error) {
if opts.filename != "" {
args = append(args, "--filename", opts.filename)
}
if opts.overwrite {
if opts.confirmOverwrite {
args = append(args, "--confirm-overwrite")
}
args = append(args, initFilters(opts.filters)...)
args = append(args, initFilters(opts.fileFilters)...)
out, err := zenutil.Run(args)
if err, ok := err.(*exec.ExitError); ok && err.ExitCode() != 255 {

30
file_windows.go
View file

@ -18,7 +18,7 @@ var (
)
func selectFile(options ...Option) (string, error) {
opts := optsParse(options)
opts := applyOptions(options)
if opts.directory {
res, _, err := pickFolders(opts, false)
return res, err
@ -31,11 +31,11 @@ func selectFile(options ...Option) (string, error) {
if opts.title != "" {
args.Title = syscall.StringToUTF16Ptr(opts.title)
}
if opts.hidden {
if opts.showHidden {
args.Flags |= 0x10000000 // OFN_FORCESHOWHIDDEN
}
if opts.filters != nil {
args.Filter = &initFilters(opts.filters)[0]
if opts.fileFilters != nil {
args.Filter = &initFilters(opts.fileFilters)[0]
}
res := [32768]uint16{}
@ -54,7 +54,7 @@ func selectFile(options ...Option) (string, error) {
}
func selectFileMutiple(options ...Option) ([]string, error) {
opts := optsParse(options)
opts := applyOptions(options)
if opts.directory {
_, res, err := pickFolders(opts, true)
return res, err
@ -67,11 +67,11 @@ func selectFileMutiple(options ...Option) ([]string, error) {
if opts.title != "" {
args.Title = syscall.StringToUTF16Ptr(opts.title)
}
if opts.hidden {
if opts.showHidden {
args.Flags |= 0x10000000 // OFN_FORCESHOWHIDDEN
}
if opts.filters != nil {
args.Filter = &initFilters(opts.filters)[0]
if opts.fileFilters != nil {
args.Filter = &initFilters(opts.fileFilters)[0]
}
res := [32768 + 1024*256]uint16{}
@ -115,7 +115,7 @@ func selectFileMutiple(options ...Option) ([]string, error) {
}
func selectFileSave(options ...Option) (string, error) {
opts := optsParse(options)
opts := applyOptions(options)
if opts.directory {
res, _, err := pickFolders(opts, false)
return res, err
@ -128,17 +128,17 @@ func selectFileSave(options ...Option) (string, error) {
if opts.title != "" {
args.Title = syscall.StringToUTF16Ptr(opts.title)
}
if opts.overwrite {
if opts.confirmOverwrite {
args.Flags |= 0x2 // OFN_OVERWRITEPROMPT
}
if opts.create {
if opts.confirmCreate {
args.Flags |= 0x2000 // OFN_CREATEPROMPT
}
if opts.hidden {
if opts.showHidden {
args.Flags |= 0x10000000 // OFN_FORCESHOWHIDDEN
}
if opts.filters != nil {
args.Filter = &initFilters(opts.filters)[0]
if opts.fileFilters != nil {
args.Filter = &initFilters(opts.fileFilters)[0]
}
res := [32768]uint16{}
@ -185,7 +185,7 @@ func pickFolders(opts options, multi bool) (str string, lst []string, err error)
if multi {
flgs |= 0x200 // FOS_ALLOWMULTISELECT
}
if opts.hidden {
if opts.showHidden {
flgs |= 0x10000000 // FOS_FORCESHOWHIDDEN
}
hr, _, _ = dialog.Call(dialog.vtbl.SetOptions, uintptr(flgs|0x68)) // FOS_NOCHANGEDIR|FOS_PICKFOLDERS|FOS_FORCEFILESYSTEM

14
msg.go
View file

@ -63,35 +63,35 @@ const (
// Icon returns an Option to set the dialog icon.
func Icon(icon MessageIcon) Option {
return func(o *options) { o.icon = icon }
return funcOption(func(o *options) { o.icon = icon })
}
// OKLabel returns an Option to set the label of the OK button.
func OKLabel(ok string) Option {
return func(o *options) { o.ok = ok }
return funcOption(func(o *options) { o.okLabel = ok })
}
// CancelLabel returns an Option to set the label of the Cancel button.
func CancelLabel(cancel string) Option {
return func(o *options) { o.cancel = cancel }
return funcOption(func(o *options) { o.cancelLabel = cancel })
}
// ExtraButton returns an Option to add an extra button.
func ExtraButton(extra string) Option {
return func(o *options) { o.extra = extra }
return funcOption(func(o *options) { o.extraButton = extra })
}
// NoWrap returns an Option to disable enable text wrapping.
func NoWrap() Option {
return func(o *options) { o.nowrap = true }
return funcOption(func(o *options) { o.noWrap = true })
}
// Ellipsize returns an Option to enable ellipsizing in the dialog text.
func Ellipsize() Option {
return func(o *options) { o.ellipsize = true }
return funcOption(func(o *options) { o.ellipsize = true })
}
// DefaultCancel returns an Option to give Cancel button focus by default.
func DefaultCancel() Option {
return func(o *options) { o.defcancel = true }
return funcOption(func(o *options) { o.defaultCancel = true })
}

34
msg_darwin.go
View file

@ -7,7 +7,7 @@ import (
)
func message(kind messageKind, text string, options []Option) (bool, error) {
opts := optsParse(options)
opts := applyOptions(options)
data := zenutil.Msg{Text: text}
dialog := kind == questionKind || opts.icon != 0
@ -42,39 +42,39 @@ func message(kind messageKind, text string, options []Option) (bool, error) {
if kind != questionKind {
if dialog {
opts.ok = "OK"
opts.okLabel = "OK"
}
opts.cancel = ""
opts.cancelLabel = ""
}
if opts.ok != "" || opts.cancel != "" || opts.extra != "" {
if opts.ok == "" {
opts.ok = "OK"
if opts.okLabel != "" || opts.cancelLabel != "" || opts.extraButton != "" {
if opts.okLabel == "" {
opts.okLabel = "OK"
}
if opts.cancel == "" {
opts.cancel = "Cancel"
if opts.cancelLabel == "" {
opts.cancelLabel = "Cancel"
}
if kind == questionKind {
if opts.extra == "" {
data.Buttons = []string{opts.cancel, opts.ok}
if opts.extraButton == "" {
data.Buttons = []string{opts.cancelLabel, opts.okLabel}
data.Default = 2
data.Cancel = 1
} else {
data.Buttons = []string{opts.extra, opts.cancel, opts.ok}
data.Buttons = []string{opts.extraButton, opts.cancelLabel, opts.okLabel}
data.Default = 3
data.Cancel = 2
}
} else {
if opts.extra == "" {
data.Buttons = []string{opts.ok}
if opts.extraButton == "" {
data.Buttons = []string{opts.okLabel}
data.Default = 1
} else {
data.Buttons = []string{opts.extra, opts.ok}
data.Buttons = []string{opts.extraButton, opts.okLabel}
data.Default = 2
}
}
data.Extra = opts.extra
data.Extra = opts.extraButton
}
if opts.defcancel {
if opts.defaultCancel {
if data.Cancel != 0 {
data.Default = data.Cancel
}
@ -90,7 +90,7 @@ func message(kind messageKind, text string, options []Option) (bool, error) {
if err != nil {
return false, err
}
if len(out) > 0 && string(out[:len(out)-1]) == opts.extra {
if len(out) > 0 && string(out[:len(out)-1]) == opts.extraButton {
return false, ErrExtraButton
}
return true, err

20
msg_unix.go
View file

@ -9,7 +9,7 @@ import (
)
func message(kind messageKind, text string, options []Option) (bool, error) {
opts := optsParse(options)
opts := applyOptions(options)
var args []string
switch kind {
@ -28,22 +28,22 @@ func message(kind messageKind, text string, options []Option) (bool, error) {
if opts.title != "" {
args = append(args, "--title", opts.title)
}
if opts.ok != "" {
args = append(args, "--ok-label", opts.ok)
if opts.okLabel != "" {
args = append(args, "--ok-label", opts.okLabel)
}
if opts.cancel != "" {
args = append(args, "--cancel-label", opts.cancel)
if opts.cancelLabel != "" {
args = append(args, "--cancel-label", opts.cancelLabel)
}
if opts.extra != "" {
args = append(args, "--extra-button", opts.extra)
if opts.extraButton != "" {
args = append(args, "--extra-button", opts.extraButton)
}
if opts.nowrap {
if opts.noWrap {
args = append(args, "--no-wrap")
}
if opts.ellipsize {
args = append(args, "--ellipsize")
}
if opts.defcancel {
if opts.defaultCancel {
args = append(args, "--default-cancel")
}
switch opts.icon {
@ -59,7 +59,7 @@ func message(kind messageKind, text string, options []Option) (bool, error) {
out, err := zenutil.Run(args)
if err, ok := err.(*exec.ExitError); ok && err.ExitCode() != 255 {
if len(out) > 0 && string(out[:len(out)-1]) == opts.extra {
if len(out) > 0 && string(out[:len(out)-1]) == opts.extraButton {
return false, ErrExtraButton
}
return false, nil

24
msg_windows.go
View file

@ -11,14 +11,14 @@ var (
)
func message(kind messageKind, text string, options []Option) (bool, error) {
opts := optsParse(options)
opts := applyOptions(options)
var flags, caption uintptr
switch {
case kind == questionKind && opts.extra != "":
case kind == questionKind && opts.extraButton != "":
flags |= 0x3 // MB_YESNOCANCEL
case kind == questionKind || opts.extra != "":
case kind == questionKind || opts.extraButton != "":
flags |= 0x1 // MB_OKCANCEL
}
@ -33,8 +33,8 @@ func message(kind messageKind, text string, options []Option) (bool, error) {
flags |= 0x40 // MB_ICONINFORMATION
}
if kind == questionKind && opts.defcancel {
if opts.extra == "" {
if kind == questionKind && opts.defaultCancel {
if opts.extraButton == "" {
flags |= 0x100 // MB_DEFBUTTON2
} else {
flags |= 0x200 // MB_DEFBUTTON3
@ -45,7 +45,7 @@ func message(kind messageKind, text string, options []Option) (bool, error) {
caption = uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(opts.title)))
}
if opts.ok != "" || opts.cancel != "" || opts.extra != "" {
if opts.okLabel != "" || opts.cancelLabel != "" || opts.extraButton != "" {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
@ -89,17 +89,17 @@ func hookMessageLabels(kind messageKind, opts options) (hook uintptr, err error)
var text string
switch ctl {
case 1, 6: // IDOK, IDYES
text = opts.ok
text = opts.okLabel
case 2: // IDCANCEL
if kind == questionKind {
text = opts.cancel
} else if opts.extra != "" {
text = opts.extra
text = opts.cancelLabel
} else if opts.extraButton != "" {
text = opts.extraButton
} else {
text = opts.ok
text = opts.okLabel
}
case 7: // IDNO
text = opts.extra
text = opts.extraButton
}
if text != "" {
ptr := syscall.StringToUTF16Ptr(text)

44
zenity.go
View file

@ -21,39 +21,45 @@ type options struct {
title string
// File selection options
filename string
directory bool
overwrite bool
create bool
hidden bool
filters []FileFilter
filename string
directory bool
confirmOverwrite bool
confirmCreate bool
showHidden bool
fileFilters []FileFilter
// Color selection options
color color.Color
palette bool
color color.Color
showPalette bool
// Message options
icon MessageIcon
ok string
cancel string
extra string
nowrap bool
ellipsize bool
defcancel bool
icon MessageIcon
okLabel string
cancelLabel string
extraButton string
noWrap bool
ellipsize bool
defaultCancel bool
}
// An Option is an argument passed to dialog functions to customize their
// behavior.
type Option func(*options)
type Option interface {
apply(*options)
}
func optsParse(options []Option) (res options) {
type funcOption func(*options)
func (f funcOption) apply(o *options) { f(o) }
func applyOptions(options []Option) (res options) {
for _, o := range options {
o(&res)
o.apply(&res)
}
return
}
// Title returns an Option to set the dialog title.
func Title(title string) Option {
return func(o *options) { o.title = title }
return funcOption(func(o *options) { o.title = title })
}