Revert "chore!(platforms/windows): Migrate to windows-rs 0.37 (#102)" (#106)

This reverts commit a3eaec6.

I got the merge wrong. I screwed up the conventional commit message, and I should probably include the bit about renaming `Event to `QueuedEvent`. I will re-merge next.

Author: Matt Campbell

Cargo.lock

@@ -19,10 +19,11 @@ libc = "0.2.112"
 paste = "1.0"
 
 [dependencies.windows]
-version = "0.37.0"
+version = "0.27.0"
 features = [
     "alloc",
-    "implement",
+    "build",
+    "std",
     "Win32_Foundation",
     "Win32_Graphics_Gdi",
     "Win32_System_Com",

platforms/windows/Cargo.toml

@@ -21,12 +21,20 @@ use windows::{
 lazy_static! {
     static ref WIN32_INSTANCE: HINSTANCE = {
         let instance = unsafe { GetModuleHandleW(None) };
-        instance.unwrap()
+        if instance.0 == 0 {
+            let result: Result<()> = Err(Error::from_win32());
+            result.unwrap();
+        }
+        instance
     };
 
     static ref DEFAULT_CURSOR: HCURSOR = {
         let cursor = unsafe { LoadCursorW(None, IDC_ARROW) };
-        cursor.unwrap()
+        if cursor.0 == 0 {
+            let result: Result<()> = Err(Error::from_win32());
+            result.unwrap();
+        }
+        cursor
     };
 
     static ref WINDOW_CLASS_ATOM: u16 = {
@@ -40,7 +48,7 @@ lazy_static! {
         let wc = WNDCLASSW {
             hCursor: *DEFAULT_CURSOR,
             hInstance: *WIN32_INSTANCE,
-            lpszClassName: PCWSTR(class_name_wsz.as_ptr() as _),
+            lpszClassName: PWSTR(class_name_wsz.as_ptr() as _),
             style: CS_HREDRAW | CS_VREDRAW,
             lpfnWndProc: Some(wndproc),
             ..Default::default()
@@ -326,7 +334,7 @@ fn create_window(title: &str, initial_state: TreeUpdate, initial_focus: NodeId)
     let window = unsafe {
         CreateWindowExW(
             Default::default(),
-            PCWSTR(*WINDOW_CLASS_ATOM as usize as _),
+            PWSTR(*WINDOW_CLASS_ATOM as usize as _),
             title,
             WS_OVERLAPPEDWINDOW,
             CW_USEDEFAULT,

platforms/windows/examples/hello_world.rs

@@ -15,7 +15,7 @@ use windows::Win32::{
 
 use crate::{
     node::{PlatformNode, ResolvedPlatformNode},
-    util::QueuedEvent,
+    util::Event,
 };
 
 pub struct Adapter<Source = Box<dyn FnOnce() -> TreeUpdate>>
@@ -88,7 +88,7 @@ impl<Source: Into<TreeUpdate>> Adapter<Source> {
                 } => {
                     let platform_node = PlatformNode::new(&new_node, self.hwnd);
                     let element: IRawElementProviderSimple = platform_node.into();
-                    queue.push(QueuedEvent::Simple {
+                    queue.push(Event::Simple {
                         element,
                         event_id: UIA_AutomationFocusChangedEventId,
                     });
@@ -176,7 +176,7 @@ fn force_init_uia() {
 
 /// Events generated by a tree update.
 #[must_use = "events must be explicitly raised"]
-pub struct QueuedEvents(Vec<QueuedEvent>);
+pub struct QueuedEvents(Vec<Event>);
 
 impl QueuedEvents {
     /// Raise all queued events synchronously.
@@ -192,10 +192,10 @@ impl QueuedEvents {
     pub fn raise(self) {
         for event in self.0 {
             match event {
-                QueuedEvent::Simple { element, event_id } => {
+                Event::Simple { element, event_id } => {
                     unsafe { UiaRaiseAutomationEvent(element, event_id) }.unwrap();
                 }
-                QueuedEvent::PropertyChanged {
+                Event::PropertyChanged {
                     element,
                     property_id,
                     old_value,