api: add new cursors from Wayland spec

Author: m4rch3n1ng

CHANGELOG.md

@@ -8,6 +8,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ## Unreleased
 
 - Implement `Hash` for `ParseError`.
+- Add `CursorIcon::DndAsk` and `CursorIcon::AllResize` from the wayland-protocols version 1.42 
 
 ## 1.1.0
 

src/lib.rs

@@ -252,10 +252,24 @@ pub enum CursorIcon {
     /// Indicates that something can be zoomed in. Often rendered as a
     /// magnifying glass with a "-" in the center of the glass.
     ZoomOut,
+
+    /// Indicates that the user will select the action that will be carried out.
+    ///
+    /// This is a non-standard extension of the w3c standard used in freedesktop
+    /// cursor icon themes.
+    DndAsk,
+
+    /// Indicates that something can be moved or resized in any direction.
+    ///
+    /// This is a non-standard extension of the w3c standard used in freedesktop
+    /// cursor icon themes.
+    AllResize,
 }
 
 impl CursorIcon {
-    /// The name of the cursor icon as defined in w3c standard.
+    /// The name of the cursor icon as defined in the w3c standard.
+    /// Non-standard cursors such as "DndAsk" and "AllResize" are translated as
+    /// "dnd-ask" and "all-resize" respectively.
     ///
     /// This name most of the time could be passed as is to cursor loading
     /// libraries on X11/Wayland and could be used as-is on web.
@@ -319,6 +333,8 @@ impl CursorIcon {
             CursorIcon::AllScroll => "all-scroll",
             CursorIcon::ZoomIn => "zoom-in",
             CursorIcon::ZoomOut => "zoom-out",
+            CursorIcon::DndAsk => "dnd-ask",
+            CursorIcon::AllResize => "all-resize",
         }
     }
 
@@ -363,6 +379,8 @@ impl CursorIcon {
             CursorIcon::AllScroll => &["size_all"],
             CursorIcon::ZoomIn => &[],
             CursorIcon::ZoomOut => &[],
+            CursorIcon::DndAsk => &["copy"],
+            CursorIcon::AllResize => &["move"],
         }
     }
 }