WIP: xA: add buffer list

1 files changed, 53 insertions, 4 deletions

diff --git a/xA/xA.go b/xA/xA.go
index 147ee74..6459236 100644
--- a/xA/xA.go
+++ b/xA/xA.go
@@ -15,6 +15,7 @@ import (
 	"net"
 	"os"
 	"slices"
+	"strings"
 	"sync"
 	"time"
 
@@ -104,7 +105,12 @@ func (t *customTheme) Icon(i fyne.ThemeIconName) fyne.Resource {
 }
 
 func (t *customTheme) Size(s fyne.ThemeSizeName) float32 {
-	return theme.DefaultTheme().Size(s)
+	switch s {
+	case theme.SizeNameInnerPadding:
+		return 2
+	default:
+		return theme.DefaultTheme().Size(s)
+	}
 }
 
 // --- Relay state -------------------------------------------------------------
@@ -186,6 +192,7 @@ var (
 
 	wWindow     fyne.Window
 	wTopic      *widget.RichText
+	wBufferList *widget.List
 	wRichText   *widget.RichText
 	wRichScroll *container.Scroll
 	wPrompt     *widget.Label
@@ -329,7 +336,12 @@ func refreshTopic(topic []bufferLineItem) {
 }
 
 func refreshBufferList() {
-	// TODO(p): First off, add a buffer list, second, refresh it.
+	// TODO(p): See if this is enough, or even doing anything.
+	//  - In particular, within RelayEventDataBufferRemove handling.
+	wBufferList.Refresh()
+	for i := range buffers {
+		wBufferList.RefreshItem(widget.ListItemID(i))
+	}
 }
 
 func refreshPrompt() {
@@ -776,10 +788,18 @@ func relayProcessMessage(m *RelayEventMessage) {
 			old.historyAt = len(old.history)
 		}
 
-		// TODO(p): Port the rest as well.
+		// TODO(p): Hide the log if visible.
+		b.highlighted = false
+		for i := range buffers {
+			if buffers[i].bufferName == bufferCurrent {
+				wBufferList.Select(widget.ListItemID(i))
+				break
+			}
+		}
 
 		refreshIcon()
 		refreshTopic(b.topic)
+		refreshBufferList()
 		refreshBuffer(b)
 		refreshPrompt()
 		refreshStatus()
@@ -919,6 +939,34 @@ func main() {
 	wWindow = a.NewWindow(projectName)
 
 	// TODO(p): Consider using data bindings.
+	wBufferList = widget.NewList(func() int { return len(buffers) },
+		func() fyne.CanvasObject {
+			return widget.NewLabel(strings.Repeat(" ", 16))
+		},
+		func(id widget.ListItemID, item fyne.CanvasObject) {
+			label, b := item.(*widget.Label), &buffers[int(id)]
+			label.TextStyle.Italic = b.bufferName == bufferCurrent
+			label.TextStyle.Bold = false
+			text := b.bufferName
+			if b.bufferName != bufferCurrent && b.newMessages != 0 {
+				label.TextStyle.Bold = true
+				text += fmt.Sprintf(" (%d)", b.newMessages)
+			}
+			label.Importance = widget.MediumImportance
+			if b.highlighted {
+				label.Importance = widget.HighImportance
+			}
+			label.SetText(text)
+		})
+	wBufferList.HideSeparators = true
+	wBufferList.OnSelected = func(id widget.ListItemID) {
+		// TODO(p): See if we can deselect it now without consequences.
+		request := buffers[int(id)].bufferName
+		if request != bufferCurrent {
+			bufferActivate(request)
+		}
+	}
+
 	wTopic = widget.NewRichText()
 	wTopic.Truncation = fyne.TextTruncateEllipsis
 	wRichText = widget.NewRichText()
@@ -930,11 +978,12 @@ func main() {
 		"", fyne.TextAlignTrailing, fyne.TextStyle{})
 	wEntry = widget.NewMultiLineEntry()
 	bottom := container.NewVBox(
+		widget.NewSeparator(),
 		container.NewBorder(nil, nil, wPrompt, wStatus),
 		wEntry,
 	)
 	wWindow.SetContent(container.NewBorder(
-		wTopic, bottom, nil, nil, wRichScroll))
+		wTopic, bottom, wBufferList, nil, wRichScroll))
 
 	go relayRun()