Files
caire/preview.go
2025-04-27 10:40:09 +03:00

30 lines
641 B
Go

package caire
import (
"os"
)
// showPreview spawns a new Gio GUI window and updates its content with the resized image received from a channel.
func (p *Processor) showPreview(
imgWorker <-chan worker,
errChan chan<- error,
guiWindow struct {
width int
height int
},
) {
var gui = NewGUI(guiWindow.width, guiWindow.height)
gui.proc = p
gui.process.worker = imgWorker
// Run the Gio GUI app in a separate goroutine
go func() {
if err := gui.Run(); err != nil {
errChan <- err
}
// It's important to call os.Exit(0) in order to terminate
// the execution of the GUI app when pressing ESC key.
os.Exit(0)
}()
}