Organize Input tab, add more tooltips

cmd/cbconvert-gui/main.go

@@ -836,7 +836,8 @@ func preview() iup.Ihandle {
 }
 
 func tabs() iup.Ihandle {
-	vboxInput := iup.Vbox(
+	vboxInput := iup.Hbox(
+		iup.Vbox(
 			iup.Toggle(" Recurse SubDirectories").SetHandle("Recursive").
 				SetAttributes(`TIP="Process subdirectories recursively"`),
 			iup.Toggle(" Only Grayscale Images").SetHandle("NoRGB").
@@ -852,6 +853,9 @@ func tabs() iup.Ihandle {
 
 					return iup.DEFAULT
 				})),
+		).SetAttributes("NGAP=10"),
+		iup.Space().SetAttribute("SIZE", "15"),
+		iup.Vbox(
 			iup.Vbox(
 				iup.Label("Minimum Size (MiB):"),
 				iup.Text().SetAttributes(`SPIN=YES, SPINMAX=2048, VISIBLECOLUMNS=4, MASK="/d*"`).SetHandle("Size").
@@ -872,14 +876,15 @@ func tabs() iup.Ihandle {
 				}).SetHandle("DPI").
 					SetAttribute("TIP", "Resolution for rendering documents (PDF, EPUB, etc.); Default is 300"),
 			),
-		iup.Space().SetAttributes("EXPAND=HORIZONTAL"),
+		).SetAttributes("NGAP=10"),
-	).SetHandle("VboxInput").SetAttributes("NGAP=10")
+	).SetHandle("VboxInput")
 
 	vboxOutput := iup.Hbox(
 		iup.Vbox(
 			iup.Vbox(
 				iup.Label("Output Directory:"),
 				iup.Text().SetAttributes("VISIBLECOLUMNS=16, MINSIZE=100x").SetHandle("OutDir").
+					SetAttribute("TIP", "Directory where converted files are written (required)").
 					SetCallback("VALUECHANGED_CB", iup.ValueChangedFunc(func(ih iup.Ihandle) int {
 						setActive()
 
@@ -902,6 +907,7 @@ func tabs() iup.Ihandle {
 					"1":        "ZIP",
 					"2":        "TAR",
 				}).SetHandle("Archive").
+					SetAttribute("TIP", "Output container: ZIP (.cbz) or uncompressed TAR (.cbt)").
 					SetCallback("VALUECHANGED_CB", iup.ValueChangedFunc(func(ih iup.Ihandle) int {
 						setActive()
 
@@ -965,6 +971,7 @@ func tabs() iup.Ihandle {
 					"6":        "AVIF",
 					"7":        "JXL",
 				}).SetHandle("Format").
+					SetAttribute("TIP", "Output image format for the converted pages").
 					SetCallback("VALUECHANGED_CB", iup.ValueChangedFunc(func(ih iup.Ihandle) int {
 						setEffort(strings.ToLower(ih.GetAttribute("VALUESTRING")))
 						setActive()
@@ -1157,6 +1164,7 @@ func tabs() iup.Ihandle {
 				"3":        "180",
 				"4":        "270",
 			}).SetHandle("Rotate").
+				SetAttribute("TIP", "Rotate every page clockwise by the given angle in degrees").
 				SetCallback("VALUECHANGED_CB", iup.ValueChangedFunc(func(ih iup.Ihandle) int {
 					previewPost()
 
@@ -1213,12 +1221,12 @@ func buttons() iup.Ihandle {
 			remove,
 			removeAll,
 		).SetAttribute("NGAP", "2"),
-		iup.Space().SetAttribute("SIZE", "x8"),
+		iup.Space().SetAttribute("SIZE", "x5"),
 		iup.Vbox(
 			thumbnail,
 			cover,
 		).SetAttribute("NGAP", "2"),
-		iup.Space().SetAttribute("SIZE", "x8"),
+		iup.Space().SetAttribute("SIZE", "x5"),
 		iup.Vbox(
 			convert,
 		),