1 files changed, 83 insertions, 0 deletions
diff --git a/ui/debug/debug.go b/ui/debug/debug.go
new file mode 100644
index 0000000..c855897
--- /dev/null
+++ b/ui/debug/debug.go
@@ -0,0 +1,83 @@
+// gomuks - A terminal Matrix client written in Go.
+// Copyright (C) 2018 Tulir Asokan
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package debug
+
+import (
+	"fmt"
+
+	"maunium.net/go/tview"
+)
+
+type Printer interface {
+	Printf(text string, args ...interface{})
+	Print(text ...interface{})
+}
+
+type Pane struct {
+	*tview.TextView
+	Height int
+	num  int
+}
+
+var Default Printer
+
+func NewPane() *Pane {
+	pane := tview.NewTextView()
+	pane.
+		SetScrollable(true).
+		SetWrap(true).
+		SetBorder(true).
+		SetTitle("Debug output")
+	fmt.Fprintln(pane, "[0] Debug pane initialized")
+
+	return &Pane{
+		TextView: pane,
+		Height: 35,
+		num:  0,
+	}
+}
+
+func (db *Pane) Printf(text string, args ...interface{}) {
+	db.WriteString(fmt.Sprintf(text, args...) + "\n")
+}
+
+func (db *Pane) Print(text ...interface{}) {
+	db.WriteString(fmt.Sprintln(text...))
+}
+
+func (db *Pane) WriteString(text string) {
+	db.num++
+	fmt.Fprintf(db, "[%d] %s", db.num, text)
+}
+
+func (db *Pane) Wrap(main tview.Primitive) tview.Primitive {
+	return tview.NewGrid().SetRows(0, db.Height).SetColumns(0).
+		AddItem(main, 0, 0, 1, 1, 1, 1, true).
+		AddItem(db, 1, 0, 1, 1, 1, 1, false)
+}
+
+func Printf(text string, args ...interface{}) {
+	if Default != nil {
+		Default.Printf(text, args...)
+	}
+}
+
+func Print(text ...interface{}) {
+	if Default != nil {
+		Default.Print(text...)
+	}
+}