99 lines
1.8 KiB
Go
99 lines
1.8 KiB
Go
package binding
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import (
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"strconv"
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"strings"
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"fyne.io/fyne/v2"
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"fyne.io/fyne/v2/storage"
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)
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func stripFormatPrecision(in string) string {
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// quick exit if certainly not float
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if !strings.ContainsRune(in, 'f') {
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return in
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}
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start := -1
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end := -1
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runes := []rune(in)
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for i, r := range runes {
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switch r {
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case '%':
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if i > 0 && start == i-1 { // ignore %%
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start = -1
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} else {
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start = i
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}
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case 'f':
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if start == -1 { // not part of format
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continue
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}
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end = i
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}
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if end > -1 {
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break
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}
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}
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if end == start+1 { // no width/precision
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return in
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}
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sizeRunes := runes[start+1 : end]
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width, err := parseFloat(string(sizeRunes))
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if err != nil {
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return string(runes[:start+1]) + string(runes[:end])
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}
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if sizeRunes[0] == '.' { // formats like %.2f
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return string(runes[:start+1]) + string(runes[end:])
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}
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return string(runes[:start+1]) + strconv.Itoa(int(width)) + string(runes[end:])
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}
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func uriFromString(in string) (fyne.URI, error) {
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return storage.ParseURI(in)
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}
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func uriToString(in fyne.URI) (string, error) {
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if in == nil {
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return "", nil
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}
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return in.String(), nil
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}
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func parseBool(in string) (bool, error) {
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return strconv.ParseBool(in)
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}
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func parseFloat(in string) (float64, error) {
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return strconv.ParseFloat(in, 64)
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}
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func parseInt(in string) (int, error) {
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out, err := strconv.ParseInt(in, 0, 64)
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return int(out), err
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}
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func formatBool(in bool) (string, error) {
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return strconv.FormatBool(in), nil
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}
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func formatFloat(in float64) (string, error) {
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return strconv.FormatFloat(in, 'f', 6, 64), nil
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}
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func formatInt(in int) (string, error) {
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return strconv.FormatInt(int64(in), 10), nil
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}
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func internalFloatToInt(val float64) (int, error) {
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return int(val), nil
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}
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func internalIntToFloat(val int) (float64, error) {
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return float64(val), nil
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}
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