[v3] app quit on message (#3990)

* app quit on message * update changelog
wailsapp · Jan 11, 2025 · 20e050b · 20e050b
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diff --git a/docs/src/content/docs/changelog.mdx b/docs/src/content/docs/changelog.mdx
@@ -54,8 +54,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Fix event handling by [@leaanthony](https://github.com/leaanthony)
 - Fixed window shutdown logic by [@leaanthony](https://github.com/leaanthony)
 - Common taskfile now defaults to generating Typescript bindings for Typescript templates by [@leaanthony](https://github.com/leaanthony)
+- Fix Close application on WM_CLOSE message when no windows are open/systray only by [@mmalcek](https://github.com/mmalcek) in [#3990](https://github.com/wailsapp/wails/pull/3990)
 - Fixed garble build by @5aaee9 in [#3192](https://github.com/wailsapp/wails/pull/3192)
 
+
 ### Changed
 
 - Moved build assets to platform specific directories by [@leaanthony](https://github.com/leaanthony)

diff --git a/v3/pkg/application/application_windows.go b/v3/pkg/application/application_windows.go
@@ -205,8 +205,13 @@ func (m *windowsApp) wndProc(hwnd w32.HWND, msg uint32, wParam, lParam uintptr)
 		}
 	}
 
+	// Handle the main thread window
+	// Quit the application if requested
 	// Reprocess and cache screens when display settings change
 	if hwnd == m.mainThreadWindowHWND {
+		if msg == w32.WM_ENDSESSION || msg == w32.WM_DESTROY || msg == w32.WM_CLOSE {
+			globalApplication.Quit()
+		}
 		if msg == w32.WM_DISPLAYCHANGE || (msg == w32.WM_SETTINGCHANGE && wParam == w32.SPI_SETWORKAREA) {
 			err := m.processAndCacheScreens()
 			if err != nil {