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authorDrew DeVault <sir@cmpwn.com>2018-02-27 21:02:56 -0500
committerDrew DeVault <sir@cmpwn.com>2018-02-27 21:02:56 -0500
commita073d7613fac7c79b7909d93a0dd7bfea05d5c9d (patch)
tree32a7f15b637e56a5df0b2e59715f0e4e9f786c00
parent46756487fb56acf26122a7b5d46be2ff8ee3c051 (diff)
Add statusline widget
-rw-r--r--cmd/aerc/main.go16
-rw-r--r--widgets/exline.go19
-rw-r--r--widgets/status.go91
3 files changed, 119 insertions, 7 deletions
diff --git a/cmd/aerc/main.go b/cmd/aerc/main.go
index 5e537fb..009b5eb 100644
--- a/cmd/aerc/main.go
+++ b/cmd/aerc/main.go
@@ -73,10 +73,22 @@ func main() {
grid.AddChild(tabs.TabContent).At(1, 1)
statusbar := libui.NewStack()
- exline := widgets.NewExLine()
- statusbar.Push(exline)
grid.AddChild(statusbar).At(2, 1)
+ statusline := widgets.NewStatusLine()
+ statusline.Push("test status!", 6*time.Second)
+ statusline.Push("test error!", 3*time.Second).
+ Color(tb.ColorRed, tb.ColorBlack)
+ statusbar.Push(statusline)
+
+ exline := widgets.NewExLine(func(command string) {
+ statusbar.Pop()
+ logger.Printf("TODO: execute command: %s\n", command)
+ }, func() {
+ statusbar.Pop()
+ })
+ statusbar.Push(exline)
+
ui, err := libui.Initialize(conf, grid)
if err != nil {
panic(err)
diff --git a/widgets/exline.go b/widgets/exline.go
index e13b50d..0522371 100644
--- a/widgets/exline.go
+++ b/widgets/exline.go
@@ -9,21 +9,24 @@ import (
// TODO: history
// TODO: tab completion
-// TODO: commit
-// TODO: cancel (via esc/ctrl+c)
// TODO: scrolling
type ExLine struct {
command []rune
- commit func(cmd *string)
+ commit func(cmd string)
+ cancel func()
index int
scroll int
onInvalidate func(d ui.Drawable)
}
-func NewExLine() *ExLine {
- return &ExLine{command: []rune{}}
+func NewExLine(commit func (cmd string), cancel func()) *ExLine {
+ return &ExLine{
+ cancel: cancel,
+ commit: commit,
+ command: []rune{},
+ }
}
func (ex *ExLine) OnInvalidate(onInvalidate func(d ui.Drawable)) {
@@ -118,6 +121,12 @@ func (ex *ExLine) Event(event tb.Event) bool {
ex.Invalidate()
case tb.KeyCtrlW:
ex.deleteWord()
+ case tb.KeyEnter:
+ tb.HideCursor()
+ ex.commit(string(ex.command))
+ case tb.KeyEsc, tb.KeyCtrlC:
+ tb.HideCursor()
+ ex.cancel()
default:
if event.Ch != 0 {
ex.insert(event.Ch)
diff --git a/widgets/status.go b/widgets/status.go
new file mode 100644
index 0000000..bb87d33
--- /dev/null
+++ b/widgets/status.go
@@ -0,0 +1,91 @@
+package widgets
+
+import (
+ "time"
+
+ tb "github.com/nsf/termbox-go"
+
+ "git.sr.ht/~sircmpwn/aerc2/lib/ui"
+)
+
+type StatusLine struct {
+ stack []*StatusMessage
+ fallback StatusMessage
+
+ onInvalidate func(d ui.Drawable)
+}
+
+type StatusMessage struct {
+ bg tb.Attribute
+ fg tb.Attribute
+ message string
+}
+
+func NewStatusLine() *StatusLine {
+ return &StatusLine{
+ fallback: StatusMessage{
+ bg: tb.ColorWhite,
+ fg: tb.ColorBlack,
+ message: "Idle",
+ },
+ }
+}
+
+func (status *StatusLine) OnInvalidate(onInvalidate func (d ui.Drawable)) {
+ status.onInvalidate = onInvalidate
+}
+
+func (status *StatusLine) Invalidate() {
+ if status.onInvalidate != nil {
+ status.onInvalidate(status)
+ }
+}
+
+func (status *StatusLine) Draw(ctx *ui.Context) {
+ line := &status.fallback
+ if len(status.stack) != 0 {
+ line = status.stack[len(status.stack)-1]
+ }
+ cell := tb.Cell{
+ Fg: line.fg,
+ Bg: line.bg,
+ Ch: ' ',
+ }
+ ctx.Fill(0, 0, ctx.Width(), ctx.Height(), cell)
+ ctx.Printf(0, 0, cell, "%s", line.message)
+}
+
+func (status *StatusLine) Set(text string) *StatusMessage {
+ status.fallback = StatusMessage{
+ bg: tb.ColorWhite,
+ fg: tb.ColorBlack,
+ message: text,
+ }
+ status.Invalidate()
+ return &status.fallback
+}
+
+func (status *StatusLine) Push(text string, expiry time.Duration) *StatusMessage {
+ msg := &StatusMessage{
+ bg: tb.ColorWhite,
+ fg: tb.ColorBlack,
+ message: text,
+ }
+ status.stack = append(status.stack, msg)
+ go (func () {
+ time.Sleep(expiry)
+ for i, m := range status.stack {
+ if m == msg {
+ status.stack = append(status.stack[:i], status.stack[i+1:]...)
+ break
+ }
+ }
+ status.Invalidate()
+ })()
+ return msg
+}
+
+func (msg *StatusMessage) Color(bg tb.Attribute, fg tb.Attribute) {
+ msg.bg = bg
+ msg.fg = fg
+}