story bible resize

src/app/story_bible_editor.rs

@@ -211,6 +211,19 @@ impl App {
             .collapsible(false)
             .default_width(1000.0)
             .default_height(700.0)
+            // A window only paints as large as its content actually
+            // measures (`default_width`/`default_height` are no more than
+            // hints, silently ignored the moment content isn't a single
+            // top-level ScrollArea), so what actually renders is whatever
+            // size the tree/editor panes below claim for themselves —
+            // that's why they're given explicit heights rather than left to
+            // `auto_shrink(false)` alone, which only stops a pane from
+            // shrinking *below* whatever height it's handed, and doesn't
+            // make it claim more. This is also why the resize corner used
+            // to appear to do nothing: every frame's content re-measure
+            // snapped the drag straight back to that same small size.
+            .min_width(1000.0)
+            .min_height(700.0)
             .show(ctx, |ui| {
                 self.story_bible_editor_contents(ui, &tree);
             });
@@ -244,10 +257,19 @@ impl App {
                 ui.heading("Story Bible");
                 ui.separator();
                 
-                // Scroll area for tree
+                // Scroll area for tree. `auto_shrink(false)` only stops
+                // this from shrinking *below* whatever height the
+                // surrounding layout hands it — it doesn't claim more on
+                // its own, and `max_height` is a ceiling, not a floor (it
+                // can only shrink, never grow, what the ambient layout
+                // already offered). `min_scrolled_height` is the one
+                // that's actually enforced unconditionally, which is what
+                // establishes — and drives the window's own measured size
+                // up to — a real, spacious height.
                 egui::ScrollArea::vertical()
                     .id_salt("story_bible_editor_tree")
                     .auto_shrink(false)
+                    .min_scrolled_height(600.0)
                     .show(ui, |ui| {
                         if tree.is_empty() {
                             ui.label("No Story Bible items found");
@@ -274,18 +296,44 @@ impl App {
                     ui.heading("Select an item to edit");
                 }
                 ui.separator();
-                
-                // Editor area
+
+                // The Save/Close row lives in its own panel, claimed *before*
+                // the editor's scroll area: a resizable window fights the
+                // user's own resize drag when a ScrollArea isn't the last
+                // thing measured in its content (the cursor shows the resize
+                // affordance but dragging does nothing) — reserving this
+                // panel's height up front, the same way file_list.rs's
+                // `left_pane` does for its own action row, avoids that.
+                egui::TopBottomPanel::bottom("story_bible_editor_actions")
+                    .frame(egui::Frame::none().inner_margin(egui::Margin::symmetric(0.0, 4.0)))
+                    .show_inside(ui, |ui| {
+                        ui.separator();
+                        ui.horizontal(|ui| {
+                            if ui.button("Save (Ctrl+S)").clicked() {
+                                if let Some(ref path) = self.story_bible_editor_path {
+                                    self.save_story_bible_item(path.clone());
+                                }
+                            }
+
+                            if ui.button("Close").clicked() {
+                                self.show_story_bible_editor = false;
+                            }
+                        });
+                    });
+
+                // Editor area — see the tree pane's comment above on why
+                // `min_scrolled_height` (not `max_height`) is needed.
                 egui::ScrollArea::vertical()
                     .id_salt("story_bible_editor_content")
                     .auto_shrink(false)
+                    .min_scrolled_height(520.0)
                     .show(ui, |ui| {
                         let text_edit = egui::TextEdit::multiline(&mut self.story_bible_editor_content)
                             .id_salt("story_bible_editor_textedit")
                             .code_editor()
                             .desired_width(f32::INFINITY)
                             .desired_rows(20);
-                        
+
                         let response = ui.add(text_edit);
 
                         // Recorded rather than acted on: the save needs `&mut
@@ -294,20 +342,6 @@ impl App {
                         // routes Ctrl+S here instead of to the manuscript.
                         focused = response.has_focus();
                     });
-                
-                // Save button
-                ui.separator();
-                ui.horizontal(|ui| {
-                    if ui.button("Save (Ctrl+S)").clicked() {
-                        if let Some(ref path) = self.story_bible_editor_path {
-                            self.save_story_bible_item(path.clone());
-                        }
-                    }
-                    
-                    if ui.button("Close").clicked() {
-                        self.show_story_bible_editor = false;
-                    }
-                });
             });
         });
         self.story_bible_editor_focused = focused;