fix main menu

src/device/editor.rs

@@ -1,6 +1,61 @@
 #![allow(unused)]
 use crate::*;
 
+impl App {
+    /// Is a MIDI editor currently focused?
+    ///
+    /// ```
+    /// tek::App::default().editor_focused();
+    /// ```
+    pub fn editor_focused (&self) -> bool {
+        false
+    }
+
+    /// Toggle MIDI editor.
+    ///
+    /// ```
+    /// tek::App::default().toggle_editor(None);
+    /// ```
+    pub fn toggle_editor (&mut self, value: Option<bool>) {
+        //FIXME: self.editing.store(value.unwrap_or_else(||!self.is_editing()), Relaxed);
+        let value = value.unwrap_or_else(||!self.editor().is_some());
+        if value {
+            // Create new clip in pool when entering empty cell
+            if let Selection::TrackClip { track, scene } = *self.selection()
+            && let Some(scene) = self.project.scenes.get_mut(scene)
+            && let Some(slot)  = scene.clips.get_mut(track)
+            && slot.is_none()
+            && let Some(track) = self.project.tracks.get_mut(track)
+            {
+                let (_index, clip) = self.pool.add_new_clip();
+                // autocolor: new clip colors from scene and track color
+                let color = track.color.base.mix(scene.color.base, 0.5);
+                clip.write().unwrap().color = ItemColor::random_near(color, 0.2).into();
+                if let Some(editor) = &mut self.project.editor {
+                    editor.set_clip(Some(&clip));
+                }
+                *slot = Some(clip.clone());
+                //Some(clip)
+            } else {
+                //None
+            }
+        } else if let Selection::TrackClip { track, scene } = *self.selection()
+            && let Some(scene) = self.project.scenes.get_mut(scene)
+            && let Some(slot) = scene.clips.get_mut(track)
+            && let Some(clip) = slot.as_mut()
+        {
+            // Remove clip from arrangement when exiting empty clip editor
+            let mut swapped = None;
+            if clip.read().unwrap().count_midi_messages() == 0 {
+                std::mem::swap(&mut swapped, slot);
+            }
+            if let Some(clip) = swapped {
+                self.pool.delete_clip(&clip.read().unwrap());
+            }
+        }
+    }
+}
+
 /// Contains state for viewing and editing a clip.
 ///
 /// ```