Add LaunchProgram provider

Signed-off-by: AKP <tom@tdpain.net>

cmd/bar/main.go

@@ -45,6 +45,7 @@ func run() error {
 
 	// Blocks registered first will be the rightmost in the status bar.
 	b.RegisterBlockGenerator(
+		providers.NewLaunchProgram("MINI", "/home/akp/.local/bin/minisettings"),
 		providers.NewDateTime(),
 		providers.NewTimer(true),
 		providers.NewPulseaudioVolume(),

internal/providers/launchProgram.go

@@ -0,0 +1,43 @@
+package providers
+
+import (
+	"github.com/codemicro/bar/internal/i3bar"
+	"os"
+	"github.com/rs/zerolog/log"
+)
+
+type LaunchProgram struct {
+	Text       string
+	Executable string
+
+	name string
+}
+
+func NewLaunchProgram(text string, executable string) i3bar.BlockGenerator {
+	return &LaunchProgram{
+		Text: text,
+		Executable: executable,
+		name: "launchProgram",
+	}
+}
+
+func (g *LaunchProgram) Block(*i3bar.ColorSet) (*i3bar.Block, error) {
+	return &i3bar.Block{
+		Name:     g.name,
+		FullText: g.Text,
+	}, nil
+}
+
+func (g *LaunchProgram) GetNameAndInstance() (string, string) {
+	return g.name, ""
+}
+
+func (g *LaunchProgram) OnClick(event *i3bar.ClickEvent) bool {
+	process, err := os.StartProcess(g.Executable, []string{g.Executable}, &os.ProcAttr{Files: []*os.File{os.Stdin, os.Stdout, os.Stderr}})
+	if err != nil {
+		log.Error().Err(err).Str("location", "launchProgram_onClick").Msg("Could not start process")
+		return false
+	}
+	_ = process.Release()
+	return false
+}