Update bitflags to 2.0

Co-authored-by: dAxpeDDa <daxpedda@gmail.com>

src/platform_impl/ios/uikit/view_controller.rs

@@ -39,6 +39,7 @@ extern_methods!(
 );
 
 bitflags! {
+    #[derive(Clone, Copy)]
     pub struct UIInterfaceOrientationMask: NSUInteger {
         const Portrait = 1 << 1;
         const PortraitUpsideDown = 1 << 2;

src/platform_impl/macos/appkit/application.rs

@@ -109,6 +109,7 @@ unsafe impl Encode for NSApplicationActivationPolicy {
 }
 
 bitflags! {
+    #[derive(Debug, Clone, Copy)]
     pub struct NSApplicationPresentationOptions: NSUInteger {
         const NSApplicationPresentationDefault = 0;
         const NSApplicationPresentationAutoHideDock = 1 << 0;

src/platform_impl/macos/appkit/event.rs

@@ -194,6 +194,7 @@ const NX_DEVICERALTKEYMASK: u32 = 0x00000040;
 const NX_DEVICERCTLKEYMASK: u32 = 0x00002000;
 
 bitflags! {
+    #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
     pub struct NSEventModifierFlags: NSUInteger {
         const NSAlphaShiftKeyMask                     = 1 << 16;
         const NSShiftKeyMask                          = 1 << 17;
@@ -212,6 +213,7 @@ unsafe impl Encode for NSEventModifierFlags {
 }
 
 bitflags! {
+    #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
     pub struct NSEventPhase: NSUInteger {
        const NSEventPhaseNone        = 0;
        const NSEventPhaseBegan       = 0x1 << 0;

src/platform_impl/macos/appkit/window.rs

@@ -336,6 +336,7 @@ unsafe impl Encode for NSWindowLevel {
 }
 
 bitflags! {
+    #[derive(Clone, Copy)]
     pub struct NSWindowOcclusionState: NSUInteger {
         const NSWindowOcclusionStateVisible = 1 << 1;
     }
@@ -346,6 +347,7 @@ unsafe impl Encode for NSWindowOcclusionState {
 }
 
 bitflags! {
+    #[derive(Debug, Clone, Copy)]
     pub struct NSWindowStyleMask: NSUInteger {
         const NSBorderlessWindowMask      = 0;
         const NSTitledWindowMask          = 1 << 0;

src/platform_impl/macos/view.rs

@@ -71,6 +71,7 @@ enum ImeState {
 }
 
 bitflags! {
+    #[derive(Debug, Clone, Copy, PartialEq)]
     struct ModLocationMask: u8 {
         const LEFT = 1;
         const RIGHT = 2;

src/platform_impl/orbital/event_loop.rs

@@ -120,7 +120,7 @@ fn element_state(pressed: bool) -> event::ElementState {
 }
 
 bitflags! {
-    #[derive(Default)]
+    #[derive(Default, Debug, Clone, Copy, PartialEq, Eq, Hash)]
     struct KeyboardModifierState: u8 {
         const LSHIFT = 1 << 0;
         const RSHIFT = 1 << 1;
@@ -134,7 +134,7 @@ bitflags! {
 }
 
 bitflags! {
-    #[derive(Default)]
+    #[derive(Default, Debug, Clone, Copy, PartialEq, Eq, Hash)]
     struct MouseButtonState: u8 {
         const LEFT = 1 << 0;
         const MIDDLE = 1 << 1;

src/platform_impl/web/web_sys/event.rs

@@ -7,6 +7,7 @@ use std::convert::TryInto;
 use web_sys::{HtmlCanvasElement, KeyboardEvent, MouseEvent, PointerEvent, WheelEvent};
 
 bitflags! {
+    #[derive(Clone, Copy, PartialEq, Eq)]
     pub struct ButtonsState: u16 {
         const LEFT   = 0b001;
         const RIGHT  = 0b010;
@@ -31,13 +32,13 @@ impl From<MouseButton> for ButtonsState {
             MouseButton::Left => ButtonsState::LEFT,
             MouseButton::Right => ButtonsState::RIGHT,
             MouseButton::Middle => ButtonsState::MIDDLE,
-            MouseButton::Other(value) => unsafe { ButtonsState::from_bits_unchecked(value) },
+            MouseButton::Other(value) => ButtonsState::from_bits_retain(value),
         }
     }
 }
 
 pub fn mouse_buttons(event: &MouseEvent) -> ButtonsState {
-    unsafe { ButtonsState::from_bits_unchecked(event.buttons()) }
+    ButtonsState::from_bits_retain(event.buttons())
 }
 
 pub fn mouse_button(event: &MouseEvent) -> Option<MouseButton> {

src/platform_impl/windows/keyboard_layout.rs

@@ -105,6 +105,7 @@ static NUMPAD_KEYCODES: Lazy<HashSet<KeyCode>> = Lazy::new(|| {
 });
 
 bitflags! {
+    #[derive(Clone, Copy, PartialEq, Eq, Hash)]
     pub struct WindowsModifiers : u8 {
         const SHIFT = 1 << 0;
         const CONTROL = 1 << 1;
@@ -362,11 +363,11 @@ impl LayoutCache {
         }
 
         // Iterate through every combination of modifiers
-        let mods_end = WindowsModifiers::FLAGS_END.bits;
+        let mods_end = WindowsModifiers::FLAGS_END.bits();
         for mod_state in 0..mods_end {
             let mut keys_for_this_mod = HashMap::with_capacity(256);
 
-            let mod_state = unsafe { WindowsModifiers::from_bits_unchecked(mod_state) };
+            let mod_state = WindowsModifiers::from_bits_retain(mod_state);
             mod_state.apply_to_kbd_state(&mut key_state);
 
             // Virtual key values are in the domain [0, 255].
@@ -442,7 +443,7 @@ impl LayoutCache {
         // Second pass: replace right alt keys with AltGr if the layout has alt graph
         if layout.has_alt_graph {
             for mod_state in 0..mods_end {
-                let mod_state = unsafe { WindowsModifiers::from_bits_unchecked(mod_state) };
+                let mod_state = WindowsModifiers::from_bits_retain(mod_state);
                 if let Some(keys) = layout.keys.get_mut(&mod_state) {
                     if let Some(key) = keys.get_mut(&KeyCode::AltRight) {
                         *key = Key::AltGraph;

src/platform_impl/windows/window_state.rs

@@ -71,6 +71,7 @@ pub struct MouseProperties {
 }
 
 bitflags! {
+    #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
     pub struct CursorFlags: u8 {
         const GRABBED   = 1 << 0;
         const HIDDEN    = 1 << 1;
@@ -78,6 +79,7 @@ bitflags! {
     }
 }
 bitflags! {
+    #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
     pub struct WindowFlags: u32 {
         const RESIZABLE         = 1 << 0;
         const MINIMIZABLE       = 1 << 1;
@@ -118,7 +120,7 @@ bitflags! {
 
         const MARKER_ACTIVATE = 1 << 21;
 
-        const EXCLUSIVE_FULLSCREEN_OR_MASK = WindowFlags::ALWAYS_ON_TOP.bits;
+        const EXCLUSIVE_FULLSCREEN_OR_MASK = WindowFlags::ALWAYS_ON_TOP.bits();
     }
 }