Buffers ?!

wdgt_filepicker.go

@@ -42,15 +42,16 @@ type FilePicker struct {
 	w, h         int
 	wantW, wantH int
 
-	path   string
-	wrkDir *os.File
-
-	layout *RelativeLayout
+	path string
 
 	fileList             *SimpleList
 	btnSelect, btnCancel *Button
 
+	error error
+
 	keyMap, customKeyMap KeyMap
+
+	logger func(string, ...any)
 }
 
 var _ Widget = (*FilePicker)(nil)
@@ -65,24 +66,34 @@ func (w *FilePicker) Init(id string, style tcell.Style) {
 	w.id = id
 	w.style = style
 
-	w.layout = NewRelativeLayout(fmt.Sprintf("%s-layout", id), style)
+	w.fileList = NewSimpleList(fmt.Sprintf("%s-files", id), style)
+
+	w.btnCancel = NewButton(fmt.Sprintf("%s-cancel", id), style)
+	w.btnCancel.SetLabel("Cancel")
 
 	w.btnSelect = NewButton(fmt.Sprintf("%s-select", id), style)
 	w.btnSelect.SetLabel("Select")
-	w.layout.Add(w.btnSelect, nil, RelAncBR)
-	w.btnCancel = NewButton(fmt.Sprintf("%s-cancel", id), style)
-	w.btnCancel.SetLabel("Cancel")
-	w.layout.Add(w.btnCancel, nil, RelAncBL)
+
 	w.focusable = true
+
 	w.keyMap = BlankKeyMap()
 	w.customKeyMap = BlankKeyMap()
+
+	w.refreshFileList()
 }
+
 func (w *FilePicker) Id() string { return w.id }
 func (w *FilePicker) HandleResize(ev *tcell.EventResize) {
-	w.w, w.h = ev.Size()
-	// ww, wh := w.w-2, w.h-2 // Trim border space
-	w.btnSelect.SetPos(Coord{X: w.x + w.w - w.btnSelect.WantW(), Y: w.y + w.h - 1})
-	w.btnCancel.SetPos(Coord{X: w.x + 1, Y: w.y + w.h - 1})
+	wd, ht := ev.Size()
+	w.SetW(wd)
+	w.SetH(ht)
+	w.fileList.SetPos(Coord{X: 0, Y: 0})
+	w.fileList.HandleResize(Coord{X: wd, Y: ht - 3}.ResizeEvent())
+	w.btnCancel.HandleResize(Coord{X: wd/2 - 1, Y: 3}.ResizeEvent())
+	w.btnCancel.SetPos(Coord{X: 0, Y: ht - 3})
+	w.btnSelect.HandleResize(Coord{X: wd/2 - 1, Y: 3}.ResizeEvent())
+	w.btnSelect.SetPos(Coord{X: wd/2 + 1, Y: ht - 3})
+	w.Log("%s: HandleResize(%d, %d)", w.id, wd, ht)
 }
 
 func (w *FilePicker) SetKeyMap(km KeyMap, def bool) {
@@ -110,17 +121,21 @@ func (w *FilePicker) HandleKey(ev *tcell.EventKey) bool {
 	b2 := w.customKeyMap.Handle(ev)
 	return b1 || b2
 }
-func (w *FilePicker) HandleTime(ev *tcell.EventTime) { w.layout.HandleTime(ev) }
+
+func (w *FilePicker) HandleTime(ev *tcell.EventTime) {
+	w.fileList.HandleTime(ev)
+	w.btnCancel.HandleTime(ev)
+	w.btnSelect.HandleTime(ev)
+}
+
 func (w *FilePicker) Draw(screen tcell.Screen) {
 	if !w.visible {
 		return
 	}
-	ds := w.style.Dim(!w.active)
-	wh.TitledBorderFilled(w.x, w.y, w.x+w.w, w.y+w.h, w.title, wh.BRD_SIMPLE, ds, screen)
-	// TODO: Draw the file picker
-	wh.DrawText(w.x+1, w.y+1, "TODO: Draw Filepicker", ds, screen)
-	w.GetPos().DrawOffset(w.btnSelect, screen)
-	w.GetPos().DrawOffset(w.btnCancel, screen)
+	p := w.GetPos()
+	p.DrawOffset(w.fileList, screen)
+	p.DrawOffset(w.btnCancel, screen)
+	p.DrawOffset(w.btnSelect, screen)
 }
 
 func (w *FilePicker) Active() bool        { return w.active }
@@ -170,8 +185,8 @@ func (w *FilePicker) SetPath(path string) error {
 	} else if !fs.IsDir() {
 		return fmt.Errorf("path must be a directory")
 	}
-	w.wrkDir = fl
 	w.path = path
+	w.refreshFileList()
 	return nil
 }
 
@@ -182,3 +197,25 @@ func (w *FilePicker) SetOnSelect(sel func() bool) {
 func (w *FilePicker) SetOnCancel(cnc func() bool) {
 	w.btnCancel.SetOnPressed(cnc)
 }
+
+func (w *FilePicker) refreshFileList() {
+	w.fileList.Clear()
+	if w.path == "" {
+		w.path = "./"
+	}
+	var entries []os.DirEntry
+	entries, w.error = os.ReadDir(w.path)
+	if w.error != nil {
+		return
+	}
+	for i := range entries {
+		w.fileList.Add(entries[i].Name())
+	}
+}
+
+func (w *FilePicker) SetLogger(l func(string, ...any)) { w.logger = l }
+func (w *FilePicker) Log(txt string, args ...any) {
+	if w.logger != nil {
+		w.logger(txt, args...)
+	}
+}