feat: add ext status for cdylib

wfassoc-cdylib/src/lib.rs

@@ -191,6 +191,9 @@ static SCHEMA_POOL: LazyLock<RwLock<ObjectPool<Schema>>> =
 static PROGRAM_POOL: LazyLock<RwLock<ObjectPool<Program>>> =
     LazyLock::new(|| RwLock::new(ObjectPool::new()));
 
+static EXT_STATUE_POOL: LazyLock<RwLock<ObjectPool<wfassoc::highlevel::ProgramExtStatus>>> =
+    LazyLock::new(|| RwLock::new(ObjectPool::new()));
+
 // endregion
 
 // region: Exposed Types
@@ -241,6 +244,7 @@ pub extern "C" fn WFStartup() -> bool {
     cffi_wrapper!(|| {
         let _pool = pull_writer!(SCHEMA_POOL)?;
         let _pool = pull_writer!(PROGRAM_POOL)?;
+        let _pool = pull_writer!(EXT_STATUE_POOL)?;
         Ok(())
     })
 }
@@ -253,6 +257,8 @@ pub extern "C" fn WFShutdown() -> bool {
         pool.clear();
         let mut pool = pull_writer!(PROGRAM_POOL)?;
         pool.clear();
+        let mut pool = pull_writer!(EXT_STATUE_POOL)?;
+        pool.clear();
         Ok(())
     })
 }
@@ -527,8 +533,8 @@ pub extern "C" fn WFProgramIsRegistered(
     out_is_registered: out_param_ty!(bool),
 ) -> bool {
     cffi_wrapper!(|in_program: Token, in_scope: u32| -> (out_is_registered: bool) {
-        let mut pool = pull_writer!(PROGRAM_POOL)?;
-        let program = pool.get_mut(in_program)?;
+        let pool = pull_reader!(PROGRAM_POOL)?;
+        let program = pool.get(in_program)?;
         let scope = resolve_enum!(Scope, in_scope)?;
         Ok(program.is_registered(scope.into())?)
     })
@@ -564,6 +570,53 @@ pub extern "C" fn WFProgramUnlinkExt(
     })
 }
 
-// endregion
+#[unsafe(no_mangle)]
+pub extern "C" fn WFProgramQueryExt(
+    in_program: in_param_ty!(Token),
+    in_view: in_param_ty!(u32),
+    in_index: in_param_ty!(usize),
+    out_ext_status: out_param_ty!(Token),
+) -> bool {
+    cffi_wrapper!(|in_program: Token, in_view: u32, in_index: usize| -> (out_ext_status: Token) {
+        let pool = pull_reader!(PROGRAM_POOL)?;
+        let program = pool.get(in_program)?;
+        let view = resolve_enum!(View, in_view)?;
+        
+        let ext_status = program.query_ext(view.into(), in_index)?;
+        todo!();
+        let mut pool = pull_writer!(EXT_STATUE_POOL)?;
+        Ok(pool.allocate(ext_status)?)
+    })
+}
+
+// endregion
+
+#[unsafe(no_mangle)]
+pub extern "C" fn WFExtStatusDestroy(in_ext_status: in_param_ty!(Token)) -> bool {
+    cffi_wrapper!(|in_ext_status: Token| {
+        let mut pool = pull_writer!(EXT_STATUE_POOL)?;
+        Ok(pool.free(in_ext_status)?)
+    })
+}
+
+#[unsafe(no_mangle)]
+pub extern "C" fn WFExtStatuGetName(in_ext_status: in_param_ty!(Token), out_name: out_param_ty!(CStyleString)) -> bool {
+    cffi_wrapper!(|in_ext_status: Token| -> (out_name: CStyleString) {
+        let pool = pull_reader!(EXT_STATUE_POOL)?;
+        let ext_status = pool.get(in_ext_status)?;
+        
+        cstr_ffi::set_ffi_string(ext_status.get_name())?;
+        Ok(cstr_ffi::get_ffi_string())
+    })
+}
+
+#[unsafe(no_mangle)]
+pub extern "C" fn WFExtStatuGetIcon(in_ext_status: in_param_ty!(Token), out_icon: out_param_ty!(HICON)) -> bool {
+    cffi_wrapper!(|in_ext_status: Token| -> (out_icon: HICON) {
+        let pool = pull_reader!(EXT_STATUE_POOL)?;
+        let ext_status = pool.get(in_ext_status)?;
+        Ok(ext_status.get_icon())
+    })
+}
 
 // endregion

wfassoc/src/win32/concept.rs

@@ -575,6 +575,18 @@ impl Drop for IconRc {
     }
 }
 
+// SAFETY:
+// Win32 HICON can be safely moved between different threads naturally.
+unsafe impl Send for IconRc {}
+
+// SAFETY:
+// When multiple threads calling this struct, there is no conflict between them,
+// because this struct only provide HICON itself.
+// 
+// However, the caller should ensure that all calls using this HICON 
+// follow Win32 thread model.
+unsafe impl Sync for IconRc {}
+
 // endregion
 
 // region: String Resource