init

internal/tray/controller.go

@@ -0,0 +1,42 @@
+package tray
+
+import (
+	"context"
+	"errors"
+)
+
+const (
+	wmLeftButtonUp          = 0x0202
+	wmLeftButtonDoubleClick = 0x0203
+)
+
+type Config struct {
+	Tooltip  string
+	IconPath string
+	OnOpen   func()
+}
+
+type Controller struct {
+	config Config
+}
+
+func Start(ctx context.Context, config Config) (func(), error) {
+	if config.OnOpen == nil {
+		return nil, errors.New("tray open handler is required")
+	}
+	return start(ctx, newController(config))
+}
+
+func newController(config Config) *Controller {
+	return &Controller{config: config}
+}
+
+func (c *Controller) handleTrayEvent(event uintptr) bool {
+	if event&0xffff != wmLeftButtonDoubleClick {
+		return false
+	}
+	if c.config.OnOpen != nil {
+		c.config.OnOpen()
+	}
+	return true
+}