From e1a05d451fc22977205663fcdd40c4a51b40c579 Mon Sep 17 00:00:00 2001
From: Max Brunsfeld <maxbrunsfeld@gmail.com>
Date: Fri, 27 May 2022 13:02:52 -0700
Subject: [PATCH] Add "Reset Zoom" action and application menu item

---
 assets/keymaps/default.json     | 1 +
 crates/settings/src/settings.rs | 4 ++++
 crates/zed/src/menus.rs         | 4 ++++
 crates/zed/src/zed.rs           | 7 +++++++
 4 files changed, 16 insertions(+)

diff --git a/assets/keymaps/default.json b/assets/keymaps/default.json
index 1049e216f3..831c076b5c 100644
--- a/assets/keymaps/default.json
+++ b/assets/keymaps/default.json
@@ -20,6 +20,7 @@
             "cmd-shift-S": "workspace::SaveAs",
             "cmd-=": "zed::IncreaseBufferFontSize",
             "cmd--": "zed::DecreaseBufferFontSize",
+            "cmd-0": "zed::ResetBufferFontSize",
             "cmd-,": "zed::OpenSettings",
             "cmd-q": "zed::Quit",
             "cmd-n": "workspace::NewFile",
diff --git a/crates/settings/src/settings.rs b/crates/settings/src/settings.rs
index 9b5ed12441..58c70d32c1 100644
--- a/crates/settings/src/settings.rs
+++ b/crates/settings/src/settings.rs
@@ -21,6 +21,7 @@ pub use keymap_file::{keymap_file_json_schema, KeymapFileContent};
 pub struct Settings {
     pub buffer_font_family: FamilyId,
     pub buffer_font_size: f32,
+    pub default_buffer_font_size: f32,
     pub vim_mode: bool,
     pub tab_size: u32,
     pub soft_wrap: SoftWrap,
@@ -73,6 +74,7 @@ impl Settings {
         Ok(Self {
             buffer_font_family: font_cache.load_family(&[buffer_font_family])?,
             buffer_font_size: 15.,
+            default_buffer_font_size: 15.,
             vim_mode: false,
             tab_size: 4,
             soft_wrap: SoftWrap::None,
@@ -126,6 +128,7 @@ impl Settings {
         Settings {
             buffer_font_family: cx.font_cache().load_family(&["Monaco"]).unwrap(),
             buffer_font_size: 14.,
+            default_buffer_font_size: 14.,
             vim_mode: false,
             tab_size: 4,
             soft_wrap: SoftWrap::None,
@@ -162,6 +165,7 @@ impl Settings {
         }
 
         merge(&mut self.buffer_font_size, data.buffer_font_size);
+        merge(&mut self.default_buffer_font_size, data.buffer_font_size);
         merge(&mut self.vim_mode, data.vim_mode);
         merge(&mut self.format_on_save, data.format_on_save);
         merge(&mut self.soft_wrap, data.editor.soft_wrap);
diff --git a/crates/zed/src/menus.rs b/crates/zed/src/menus.rs
index e90b716d02..b02e7204fb 100644
--- a/crates/zed/src/menus.rs
+++ b/crates/zed/src/menus.rs
@@ -164,6 +164,10 @@ pub fn menus() -> Vec<Menu<'static>> {
                     name: "Zoom Out",
                     action: Box::new(super::DecreaseBufferFontSize),
                 },
+                MenuItem::Action {
+                    name: "Reset Zoom",
+                    action: Box::new(super::ResetBufferFontSize),
+                },
                 MenuItem::Separator,
                 MenuItem::Action {
                     name: "Project Browser",
diff --git a/crates/zed/src/zed.rs b/crates/zed/src/zed.rs
index c2f6c60ea6..aeba7551eb 100644
--- a/crates/zed/src/zed.rs
+++ b/crates/zed/src/zed.rs
@@ -43,6 +43,7 @@ actions!(
         OpenKeymap,
         IncreaseBufferFontSize,
         DecreaseBufferFontSize,
+        ResetBufferFontSize,
         InstallCommandLineInterface,
     ]
 );
@@ -72,6 +73,12 @@ pub fn init(app_state: &Arc<AppState>, cx: &mut gpui::MutableAppContext) {
             cx.refresh_windows();
         });
     });
+    cx.add_global_action(move |_: &ResetBufferFontSize, cx| {
+        cx.update_global::<Settings, _, _>(|settings, cx| {
+            settings.buffer_font_size = settings.default_buffer_font_size;
+            cx.refresh_windows();
+        });
+    });
     cx.add_global_action(move |_: &InstallCommandLineInterface, cx| {
         cx.spawn(|cx| async move { install_cli(&cx).await.context("error creating CLI symlink") })
             .detach_and_log_err(cx);