Add descrption panel to be beside menu.

testdoor/testdoor.go

@@ -8,6 +8,8 @@ import (
 	"strconv"
 	"strings"
 	"time"
+
+	"github.com/mitchellh/go-wordwrap"
 )
 
 func pctUpdate(pct *int64) func() int64 {
@@ -62,12 +64,15 @@ func about_test_door(d *door.Door) {
 		"This door was written by Bugz.",
 		"",
 		"It is written in Go, understands CP437 and unicode, adapts",
-		"to screen sizes, uses door32.sys, supports TheDraw Fonts,",
-		"has NoMoreSecrets effect, and runs on Linux and Windows."} {
+		"to screen sizes, uses door32.sys, supports TheDraw Fonts",
+		"(the fonts are compiled into the door), has NoMoreSecrets",
+		"effect, and runs on Linux and Windows."} {
 		about.Lines = append(about.Lines, door.Line{Text: fmt.Sprintf("%*s", -W, text)})
 	}
 
 	var better door.NoMoreSecretsConfig = door.NoMoreSecretsDefault
+	better.Jumble_Loop_Speed = 75  // 35
+	better.Reveal_Loop_Speed = 100 // 50
 	better.Color = door.ColorText("BRI CYAN ON BLUE")
 
 	door.NoMoreSecrets(about.Output(), d, &better)
@@ -76,7 +81,7 @@ func about_test_door(d *door.Door) {
 func MainMenu() door.Menu {
 	// Make the main menu
 	var m door.Menu = door.Menu{Panel: door.Panel{Width: 45,
-		X:           5,
+		X:           2,
 		Y:           5,
 		Style:       door.DOUBLE,
 		Title:       "[ Main Menu: ]",
@@ -92,7 +97,7 @@ func MainMenu() door.Menu {
 		door.ColorText("BOLD CYAN ON BLUE"))
 
 	m.AddSelection("A", "ANSI Display")
-	m.AddSelection("C", "Crash")
+	// m.AddSelection("C", "Crash")
 	m.AddSelection("D", "Display Information (dropfile, screen)")
 	m.AddSelection("F", "Font Demo")
 	m.AddSelection("I", "Input Prompt Demo")
@@ -103,6 +108,60 @@ func MainMenu() door.Menu {
 	m.AddSelection("W", "Screen Width")
 
 	m.AddSelection("Q", "Quit")
+
+	var descriptions []string = []string{
+		// 12345678901234567890123456789012345678901234567890
+		"Display an ANSI file. It is compiled into the door itself.",
+		// "Crash go, see a handled error.",  // The error shows up in the logs.
+		"Display dropfile information.",
+		"Display TheDraw Fonts. Font information is compiled into the door.",
+		"Input some values, while updating the time.",
+		"Isn't this is a menu?",
+		"Display various progress bar styles. Half step, display percentage, and gradient.",
+		"Show multiple panels.",
+		"Show more information about the door, using NoMoreSecrets effect.",
+		"Examples using the full width of the screen.",
+		"Exit this door.",
+	}
+
+	var widthLeft int = door.Width - (m.Width + m.X + 2)
+	var panelWidth int = widthLeft - (2 + 2)
+	var maxLines int = 1
+	var maxLineLength int
+	// Calculate the max lines needed for each line.
+	for _, line := range descriptions {
+		var wrapped string = wordwrap.WrapString(line, uint(panelWidth))
+		var lines int = len(strings.Split(wrapped, "\n"))
+		if lines > maxLines {
+			maxLines = lines
+		}
+		if len(line) > maxLineLength {
+			maxLineLength = len(line)
+		}
+	}
+
+	if maxLines == 1 {
+		// Ok! Everything fits into one line, SO use max line length as width of panel.
+		panelWidth = maxLineLength
+	}
+	var p door.Panel = door.Panel{X: m.Width + m.X + 2 + 1, Y: m.Y, Width: panelWidth, Style: door.SINGLE, BorderColor: door.ColorText("WHI ON BLU")}
+	for x := 0; x < maxLines; x++ {
+		p.Lines = append(p.Lines, door.Line{Text: ""})
+	}
+
+	// Target: 5, 20
+	m.Activated = func(item int, d *door.Door) {
+		var line string = descriptions[item]
+		var lines []string = strings.Split(wordwrap.WrapString(line, uint(panelWidth)), "\n")
+		for idx, _ := range p.Lines {
+			if idx >= len(lines) {
+				p.Lines[idx].Text = strings.Repeat(" ", panelWidth)
+			} else {
+				p.Lines[idx].Text = fmt.Sprintf("%-*s", panelWidth, lines[idx])
+			}
+		}
+		d.Write(door.SavePos + p.Output() + door.RestorePos)
+	}
 	return m
 }
 
@@ -334,7 +393,7 @@ func input_demo(d *door.Door) {
 	go func() {
 		for t := range ticker.C {
 			const tf = "January 2, 2006 03:04:05 PM MST"
-			output := door.SavePos + door.Goto(5, 2) + door.ColorText("BRI WHI ON GREEN") + t.Format(tf) + door.RestorePos
+			output := door.SavePos + door.Goto(5, 2) + door.ColorText("BRI WHI ON CYAN") + t.Format(tf) + door.RestorePos
 			d.Write(output)
 		}
 	}()
@@ -351,7 +410,7 @@ func input_demo(d *door.Door) {
 	var quest string = d.Input(35)
 	d.Write(door.Reset + door.CRNL)
 	prompt.Text = "What is your Favorite CoLoR: "
-	d.Write(prompt.Output() + inputColor2)
+	d.Write(prompt.Output() + inputColor)
 	var color string = d.Input(15)
 	d.Write(door.Reset + door.CRNL)
 	ticker.Stop()
@@ -618,7 +677,7 @@ func main() {
 			width_demo(&d)
 		case 'Q':
 			choice = -1
-		case 'C':
+		case 'C': // Disabled
 			var a, z int
 			z = 0
 			a = 10 / z