Support screenshots

src/input.rs

@@ -471,11 +471,12 @@ pub enum Command {
     FastForward(u32),
     Reset,
     PauseResume,
+    Screenshot,
     // if you update this, update Command::all and add a default
 }
 
 impl Command {
-    pub fn all() -> [Self; 6] {
+    pub fn all() -> [Self; 7] {
         [
             Self::OpenRom,
             Self::Quit,
@@ -483,6 +484,7 @@ impl Command {
             Self::Reset,
             Self::FrameAdvance,
             Self::FastForward(0),
+            Self::Screenshot,
         ]
     }
 
@@ -494,6 +496,7 @@ impl Command {
             Self::Reset => "Reset",
             Self::FrameAdvance => "Frame Advance",
             Self::FastForward(_) => "Fast Forward",
+            Self::Screenshot => "Screenshot",
         }
     }
 }
@@ -539,6 +542,10 @@ impl Default for Shortcuts {
             Command::FastForward(0),
             KeyboardShortcut::new(Modifiers::NONE, Key::Space),
         );
+        shortcuts.set(
+            Command::Screenshot,
+            KeyboardShortcut::new(Modifiers::NONE, Key::F12),
+        );
         shortcuts
     }
 }