Split GUI files

cmd/cbconvert-gui/settings.go

@@ -0,0 +1,248 @@
+package main
+
+import (
+	"fmt"
+	"slices"
+	"strconv"
+	"strings"
+
+	"github.com/gen2brain/iup-go/iup"
+)
+
+const (
+	pathsGroup    = "Paths"
+	profilesGroup = "Profiles"
+
+	inputDirKey  = "InputDir"
+	outputDirKey = "OutputDir"
+)
+
+type settingKind int
+
+const (
+	kindBool settingKind = iota
+	kindInt
+	kindStr
+)
+
+type setting struct {
+	handle string
+	kind   settingKind
+	def    string
+}
+
+var settings = []setting{
+	{"Recursive", kindBool, "OFF"},
+	{"NoRGB", kindBool, "OFF"},
+	{"NoCover", kindBool, "OFF"},
+	{"NoConvert", kindBool, "OFF"},
+	{"NoNonImage", kindBool, "OFF"},
+	{"Combine", kindBool, "OFF"},
+	{"Fit", kindBool, "OFF"},
+	{"Lossless", kindBool, "OFF"},
+	{"Grayscale", kindBool, "OFF"},
+	{"OutDir", kindStr, ""},
+	{"Suffix", kindStr, ""},
+	{"Width", kindStr, ""},
+	{"Height", kindStr, ""},
+	{"DPI", kindStr, "Default"},
+	{"Size", kindInt, "0"},
+	{"Quality", kindInt, "75"},
+	{"Effort", kindInt, "0"},
+	{"Brightness", kindInt, "0"},
+	{"Contrast", kindInt, "0"},
+	{"Format", kindInt, "1"},
+	{"Archive", kindInt, "1"},
+	{"ZipLevel", kindInt, "1"},
+	{"Filter", kindInt, "3"},
+	{"Rotate", kindInt, "1"},
+}
+
+func profileGroup(name string) string {
+	return "Profile:" + name
+}
+
+func profileNames() []string {
+	s := iup.ConfigGetVariableStr(config, profilesGroup, "Names")
+	if s == "" {
+		return nil
+	}
+
+	return strings.Split(s, ";")
+}
+
+func currentProfile() string {
+	return iup.ConfigGetVariableStrDef(config, profilesGroup, "Current", "Default")
+}
+
+func setStartDir(dlg iup.Ihandle, key string) {
+	if dir := iup.ConfigGetVariableStr(config, pathsGroup, key); dir != "" {
+		dlg.SetAttribute("DIRECTORY", dir)
+	}
+}
+
+func rememberDir(dlg iup.Ihandle, key string) {
+	dir := dlg.GetAttribute("DIRECTORY")
+	if dir == "" {
+		return
+	}
+
+	iup.ConfigSetVariableStr(config, pathsGroup, key, dir)
+	iup.ConfigSave(config)
+}
+
+func settingsSave(group string) {
+	for _, s := range settings {
+		h := iup.GetHandle(s.handle)
+		switch s.kind {
+		case kindBool:
+			v := 0
+			if h.GetAttribute("VALUE") == "ON" {
+				v = 1
+			}
+			iup.ConfigSetVariableInt(config, group, s.handle, v)
+		case kindInt:
+			iup.ConfigSetVariableInt(config, group, s.handle, h.GetInt("VALUE"))
+		case kindStr:
+			iup.ConfigSetVariableStr(config, group, s.handle, h.GetAttribute("VALUE"))
+		}
+	}
+
+	iup.ConfigSave(config)
+}
+
+// settingsApply sets every control from the given profile group, or from defaults when a group is empty.
+func settingsApply(group string) {
+	for _, s := range settings {
+		h := iup.GetHandle(s.handle)
+		switch s.kind {
+		case kindBool:
+			def := 0
+			if s.def == "ON" {
+				def = 1
+			}
+			v := def
+			if group != "" {
+				v = iup.ConfigGetVariableIntDef(config, group, s.handle, def)
+			}
+			if v != 0 {
+				h.SetAttribute("VALUE", "ON")
+			} else {
+				h.SetAttribute("VALUE", "OFF")
+			}
+		case kindInt:
+			def, _ := strconv.Atoi(s.def)
+			v := def
+			if group != "" {
+				v = iup.ConfigGetVariableIntDef(config, group, s.handle, def)
+			}
+			h.SetAttribute("VALUE", strconv.Itoa(v))
+		case kindStr:
+			v := s.def
+			if group != "" {
+				v = iup.ConfigGetVariableStrDef(config, group, s.handle, s.def)
+			}
+			h.SetAttribute("VALUE", v)
+		}
+	}
+
+	syncLabels()
+	setActive()
+	previewPost()
+}
+
+// syncLabels mirrors slider values into their value labels and retunes the effort slider for the current format.
+func syncLabels() {
+	iup.GetHandle("LabelQuality").SetAttribute("TITLE", iup.GetHandle("Quality").GetInt("VALUE"))
+	iup.GetHandle("LabelBrightness").SetAttribute("TITLE", iup.GetHandle("Brightness").GetInt("VALUE"))
+	iup.GetHandle("LabelContrast").SetAttribute("TITLE", iup.GetHandle("Contrast").GetInt("VALUE"))
+
+	format := strings.ToLower(iup.GetHandle("Format").GetAttribute("VALUESTRING"))
+	eff := iup.GetHandle("Effort").GetInt("VALUE")
+	setEffort(format)
+	switch format {
+	case "webp", "avif", "jxl":
+		val := iup.GetHandle("Effort")
+		val.SetAttribute("VALUE", strconv.Itoa(eff))
+		iup.GetHandle("LabelEffort").SetAttribute("TITLE", fmt.Sprintf("%s: %d", val.GetAttribute("EFFORTNAME"), eff))
+	}
+
+	iup.Refresh(iup.GetHandle("Tabs"))
+}
+
+func fillProfileList() {
+	list := iup.GetHandle("Profile")
+	list.SetAttribute("REMOVEITEM", "ALL")
+
+	cur := currentProfile()
+	sel := 1
+	for i, n := range profileNames() {
+		list.SetAttribute(strconv.Itoa(i+1), n)
+		if n == cur {
+			sel = i + 1
+		}
+	}
+
+	list.SetAttribute("VALUE", strconv.Itoa(sel))
+}
+
+// profilesInit loads the current profile on startup, creating a default one on the first run.
+func profilesInit() {
+	if len(profileNames()) == 0 {
+		iup.ConfigSetVariableStr(config, profilesGroup, "Names", "Default")
+		iup.ConfigSetVariableStr(config, profilesGroup, "Current", "Default")
+		settingsSave(profileGroup("Default"))
+	}
+
+	fillProfileList()
+	settingsApply(profileGroup(currentProfile()))
+}
+
+func onProfileSelect(ih iup.Ihandle) int {
+	name := ih.GetAttribute("VALUESTRING")
+	if name == "" {
+		return iup.DEFAULT
+	}
+
+	iup.ConfigSetVariableStr(config, profilesGroup, "Current", name)
+	iup.ConfigSave(config)
+
+	settingsApply(profileGroup(name))
+
+	return iup.DEFAULT
+}
+
+func onSave(iup.Ihandle) int {
+	name := currentProfile()
+	if iup.GetParam("Save Profile", nil, "Name: %s\n", &name) != 1 {
+		return iup.DEFAULT
+	}
+
+	name = strings.TrimSpace(name)
+	if name == "" || strings.ContainsAny(name, ".;") {
+		iup.Message("Invalid Name", "Profile name must not be empty or contain '.' or ';'.")
+
+		return iup.DEFAULT
+	}
+
+	settingsSave(profileGroup(name))
+
+	names := profileNames()
+	if !slices.Contains(names, name) {
+		names = append(names, name)
+		iup.ConfigSetVariableStr(config, profilesGroup, "Names", strings.Join(names, ";"))
+	}
+
+	iup.ConfigSetVariableStr(config, profilesGroup, "Current", name)
+	iup.ConfigSave(config)
+
+	fillProfileList()
+
+	return iup.DEFAULT
+}
+
+func onReset(iup.Ihandle) int {
+	settingsApply("")
+
+	return iup.DEFAULT
+}