Add Ctrl+Q quit shortcut for non-Mac

ui/mainwindow.go

@@ -3,6 +3,7 @@ package ui
 import (
 	"fmt"
 	"log"
+	"math"
 	"strings"
 
 	"github.com/20after4/configdir"
@@ -280,6 +281,11 @@ func (m *MainWindow) addShortcuts() {
 			m.showSettingsDialog()
 		})
 	}
+	if os.QuitShortcut != nil {
+		m.Canvas().AddShortcut(os.QuitShortcut, func(_ fyne.Shortcut) {
+			m.Quit()
+		})
+	}
 
 	m.Canvas().AddShortcut(&ShortcutReload, func(_ fyne.Shortcut) {
 		m.BrowsingPane.Reload()
@@ -346,3 +352,15 @@ func (m *MainWindow) SetTitle(title string) {
 func (m *MainWindow) SetContent(c fyne.CanvasObject) {
 	m.Window.SetContent(c)
 }
+
+func (m *MainWindow) Quit() {
+	m.SaveWindowSize()
+	fyne.CurrentApp().Quit()
+}
+
+func (m *MainWindow) SaveWindowSize() {
+	// round sizes to even to avoid Wayland issues with 2x scaling factor
+	// https://github.com/dweymouth/supersonic/issues/212
+	m.App.Config.Application.WindowHeight = int(math.RoundToEven(float64(m.Window.Canvas().Size().Height)))
+	m.App.Config.Application.WindowWidth = int(math.RoundToEven(float64(m.Window.Canvas().Size().Width)))
+}

ui/os/shortcuts_darwin.go

@@ -13,7 +13,8 @@ const (
 )
 
 var (
-	BackShortcuts = []desktop.CustomShortcut{
+	QuitShortcut  *desktop.CustomShortcut = nil // Fyne already adds Cmd+Q
+	BackShortcuts                         = []desktop.CustomShortcut{
 		{Modifier: fyne.KeyModifierSuper, KeyName: fyne.KeyLeft},
 		{Modifier: fyne.KeyModifierSuper, KeyName: fyne.KeyLeftBracket},
 	}

ui/os/shortcuts_default.go

@@ -13,6 +13,7 @@ const (
 )
 
 var (
+	QuitShortcut  = &desktop.CustomShortcut{Modifier: KeyModifierControl, KeyName: fyne.KeyQ}
 	BackShortcuts = []desktop.CustomShortcut{
 		{Modifier: fyne.KeyModifierAlt, KeyName: fyne.KeyLeft},
 	}