Split GUI files

2026-06-30 09:11:54 +02:00 · 2026-06-24 21:36:32 +02:00
parent aca062a3f2
commit 8f75ffc43b
7 changed files with 1648 additions and 1593 deletions
@@ -0,0 +1,124 @@
+package main
+
+import "github.com/gen2brain/iup-go/iup"
+
+func setActive() {
+	if busy {
+		return
+	}
+
+	opts := options()
+	count := iup.GetHandle("Table").GetInt("NUMLIN")
+
+	if count == 0 {
+		iup.GetHandle("Remove").SetAttribute("ACTIVE", "NO")
+		iup.GetHandle("RemoveAll").SetAttribute("ACTIVE", "NO")
+
+		iup.GetHandle("Preview").SetAttribute("IMAGE", "logo")
+		iup.GetHandle("PreviewInfo").SetAttribute("TITLE", "")
+	} else {
+		if index != -1 {
+			iup.GetHandle("Remove").SetAttribute("ACTIVE", "YES")
+		}
+		iup.GetHandle("RemoveAll").SetAttribute("ACTIVE", "YES")
+	}
+
+	active := "YES"
+	var tip string
+	switch {
+	case count == 0 && opts.OutDir == "":
+		active, tip = "NO", "Add files and set output directory"
+	case count == 0:
+		active, tip = "NO", "Add files"
+	case opts.OutDir == "":
+		active, tip = "NO", "Set output directory"
+	}
+
+	enabledTip := map[string]string{
+		"Thumbnail": "Extract cover thumbnails",
+		"Cover":     "Extract covers",
+		"Convert":   "Convert files to the selected format",
+	}
+
+	for _, h := range []string{"Thumbnail", "Cover", "Convert"} {
+		b := iup.GetHandle(h)
+		b.SetAttribute("ACTIVE", active)
+		if active == "YES" {
+			b.SetAttribute("TIP", enabledTip[h])
+		} else {
+			b.SetAttribute("TIP", tip)
+		}
+	}
+
+	if opts.NoConvert {
+		iup.GetHandle("VboxImage").SetAttribute("ACTIVE", "NO")
+		iup.GetHandle("VboxTransform").SetAttribute("ACTIVE", "NO")
+	} else {
+		iup.GetHandle("VboxImage").SetAttribute("ACTIVE", "YES")
+		iup.GetHandle("VboxTransform").SetAttribute("ACTIVE", "YES")
+	}
+
+	canLossless := opts.Format == "webp" || opts.Format == "avif" || opts.Format == "jxl"
+	losslessOn := canLossless && opts.Lossless
+
+	if (opts.Format == "jpeg" || canLossless) && !opts.NoConvert && !losslessOn {
+		iup.GetHandle("VboxQuality").SetAttribute("ACTIVE", "YES")
+	} else {
+		iup.GetHandle("VboxQuality").SetAttribute("ACTIVE", "NO")
+	}
+
+	if canLossless && !opts.NoConvert {
+		iup.GetHandle("VboxEffort").SetAttribute("ACTIVE", "YES")
+		iup.GetHandle("Lossless").SetAttribute("ACTIVE", "YES")
+	} else {
+		iup.GetHandle("VboxEffort").SetAttribute("ACTIVE", "NO")
+		iup.GetHandle("Lossless").SetAttribute("ACTIVE", "NO")
+	}
+
+	if opts.Width != 0 && opts.Height != 0 && !opts.NoConvert {
+		iup.GetHandle("Fit").SetAttribute("ACTIVE", "YES")
+	} else {
+		iup.GetHandle("Fit").SetAttribute("ACTIVE", "NO")
+	}
+
+	if opts.Combine {
+		iup.GetHandle("VboxOutFile").SetAttribute("ACTIVE", "YES")
+	} else {
+		iup.GetHandle("VboxOutFile").SetAttribute("ACTIVE", "NO")
+	}
+
+	if opts.Archive == "zip" {
+		iup.GetHandle("VboxZipLevel").SetAttribute("ACTIVE", "YES")
+	} else {
+		iup.GetHandle("VboxZipLevel").SetAttribute("ACTIVE", "NO")
+	}
+}
+
+// setBusy locks the UI while an operation runs and turns Convert into a Cancel button.
+func setBusy(on bool) {
+	busy = on
+
+	// Controls not governed by setActive; setActive owns the rest.
+	always := "YES"
+	if on {
+		always = "NO"
+	}
+	for _, h := range []string{"AddFiles", "AddDir", "Profile", "Reset", "Save", "Command", "Tabs", "Table"} {
+		iup.GetHandle(h).SetAttribute("ACTIVE", always)
+	}
+
+	convert := iup.GetHandle("Convert")
+	if on {
+		for _, h := range []string{"Remove", "RemoveAll", "Thumbnail", "Cover"} {
+			iup.GetHandle(h).SetAttribute("ACTIVE", "NO")
+		}
+		convert.SetAttribute("ACTIVE", "YES")
+		convert.SetAttribute("TITLE", "Cancel")
+		convert.SetAttribute("TIP", "Cancel the running operation (or press Esc)")
+	} else {
+		activeConv = nil
+		convert.SetAttribute("TITLE", "&Convert")
+		convert.SetAttribute("TIP", "Convert files to the selected format")
+		setActive() // restores the conditional buttons and option boxes
+	}
+}