zenity/file_linux.go

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package zenity
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import (
"os/exec"
"strings"
)
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func SelectFile(title, defaultPath string, filters []FileFilter) (string, error) {
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args := []string{"--file-selection"}
if title != "" {
args = append(args, "--title="+title)
}
if defaultPath != "" {
args = append(args, "--filename="+defaultPath)
}
args = append(args, zenityFilters(filters)...)
cmd := exec.Command("zenity", args...)
out, err := cmd.Output()
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if err, ok := err.(*exec.ExitError); ok && err.ExitCode() == 1 {
return "", nil
}
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if err != nil {
return "", err
}
if len(out) > 0 {
out = out[:len(out)-1]
}
return string(out), nil
}
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func SelectFileMutiple(title, defaultPath string, filters []FileFilter) ([]string, error) {
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args := []string{"--file-selection", "--multiple", "--separator=\x1e"}
if title != "" {
args = append(args, "--title="+title)
}
if defaultPath != "" {
args = append(args, "--filename="+defaultPath)
}
args = append(args, zenityFilters(filters)...)
cmd := exec.Command("zenity", args...)
out, err := cmd.Output()
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if err, ok := err.(*exec.ExitError); ok && err.ExitCode() == 1 {
return nil, nil
}
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if err != nil {
return nil, err
}
if len(out) > 0 {
out = out[:len(out)-1]
}
return strings.Split(string(out), "\x1e"), nil
}
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func SelectFileSave(title, defaultPath string, confirmOverwrite bool, filters []FileFilter) (string, error) {
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args := []string{"--file-selection", "--save"}
if title != "" {
args = append(args, "--title="+title)
}
if defaultPath != "" {
args = append(args, "--filename="+defaultPath)
}
if confirmOverwrite {
args = append(args, "--confirm-overwrite")
}
args = append(args, zenityFilters(filters)...)
cmd := exec.Command("zenity", args...)
out, err := cmd.Output()
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if err, ok := err.(*exec.ExitError); ok && err.ExitCode() == 1 {
return "", nil
}
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if err != nil {
return "", err
}
if len(out) > 0 {
out = out[:len(out)-1]
}
return string(out), nil
}
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func SelectDirectory(title, defaultPath string) (string, error) {
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args := []string{"--file-selection", "--directory"}
if title != "" {
args = append(args, "--title="+title)
}
if defaultPath != "" {
args = append(args, "--filename="+defaultPath)
}
cmd := exec.Command("zenity", args...)
out, err := cmd.Output()
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if err, ok := err.(*exec.ExitError); ok && err.ExitCode() == 1 {
return "", nil
}
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if err != nil {
return "", err
}
if len(out) > 0 {
out = out[:len(out)-1]
}
return string(out), nil
}
func zenityFilters(filters []FileFilter) []string {
var res []string
for _, f := range filters {
var buf strings.Builder
buf.WriteString("--file-filter=")
if f.Name != "" {
buf.WriteString(f.Name)
buf.WriteRune('|')
}
for _, e := range f.Exts {
buf.WriteRune('*')
buf.WriteString(e)
buf.WriteRune(' ')
}
res = append(res, buf.String())
}
return res
}