feat: expose muda feature flag (#49)

* feat: add `libxdo` feature flag

ref: #48

* add common controls v6

.changes/linux-libxdo-feature-flag.md

@@ -0,0 +1,5 @@
+---
+"tray-icon": "minor"
+---
+
+Expose `muda` crate feature flags.

Cargo.toml

@@ -8,8 +8,13 @@ repository = "https://github.com/tauri-apps/tray-icon"
 license = "MIT OR Apache-2.0"
 categories = [ "gui" ]
 
+[features]
+default = [ "libxdo" ]
+libxdo = [ "muda/libxdo" ]
+common-controls-v6 = [ "muda/common-controls-v6" ]
+
 [dependencies]
-muda = "0.5"
+muda = { version = "0.6", default-features = false }
 crossbeam-channel = "0.5"
 once_cell = "1"
 thiserror = "1.0"

README.md

@@ -11,6 +11,11 @@ tray-icon lets you create tray icons for desktop applications.
 - On Windows and Linux, an event loop must be running on the thread, on Windows, a win32 event loop and on Linux, a gtk event loop. It doesn't need to be the main thread but you have to create the tray icon on the same thread as the event loop.
 - On macOS, an event loop must be running on the main thread so you also need to create the tray icon on the main thread.
 
+### Cargo Features
+
+- `common-controls-v6`: Use `TaskDialogIndirect` API from `ComCtl32.dll` v6 on Windows for showing the predefined `About` menu item dialog.
+- `libxdo`: Enables linking to `libxdo` which is used for the predfined `Copy`, `Cut`, `Paste` and `SelectAll` menu item, see https://github.com/tauri-apps/muda#cargo-features
+
 ## Dependencies (Linux Only)
 
 On Linux, `gtk` and `libappindicator` or `libayatnat-appindicator` are used to create the tray icon, so make sure to install them on your system.