Refresh the Git index when the window gains focus

Closes #121

native/v8_extensions/git.js

@@ -9,6 +9,7 @@ var $git = {};
   native function checkoutHead(path);
   native function getDiffStats(path);
   native function isSubmodule(path);
+  native function refreshIndex();
 
   function GitRepository(path) {
     var repo = getRepository(path);
@@ -24,5 +25,6 @@ var $git = {};
   GitRepository.prototype.checkoutHead = checkoutHead;
   GitRepository.prototype.getDiffStats = getDiffStats;
   GitRepository.prototype.isSubmodule = isSubmodule;
+  GitRepository.prototype.refreshIndex = refreshIndex;
   this.GitRepository = GitRepository;
 })();

native/v8_extensions/git.mm

@@ -69,12 +69,6 @@ public:
       return CefV8Value::CreateInt(0);
     }
 
-    git_index* index;
-    if (git_repository_index(&index, repo) == GIT_OK) {
-      git_index_read(index);
-      git_index_free(index);
-    }
-
     unsigned int status = 0;
     if (git_status_file(&status, repo, path) == GIT_OK) {
       return CefV8Value::CreateInt(status);
@@ -192,7 +186,6 @@ public:
     BOOL isSubmodule = false;
     git_index* index;
     if (git_repository_index(&index, repo) == GIT_OK) {
-      git_index_read(index);
       const git_index_entry *entry = git_index_get_bypath(index, path, 0);
       isSubmodule = entry != NULL && (entry->mode & S_IFMT) == GIT_FILEMODE_COMMIT;
       git_index_free(index);
@@ -201,6 +194,14 @@ public:
     return CefV8Value::CreateBool(isSubmodule);
   }
 
+  void RefreshIndex() {
+    git_index* index;
+    if (exists && git_repository_index(&index, repo) == GIT_OK) {
+      git_index_read(index);
+      git_index_free(index);
+    }
+  }
+
   IMPLEMENT_REFCOUNTING(GitRepository);
 };
 
@@ -264,6 +265,12 @@ bool Git::Execute(const CefString& name,
     return true;
   }
 
+  if (name == "refreshIndex") {
+    GitRepository *userData = (GitRepository *)object->GetUserData().get();
+    userData->RefreshIndex();
+    return true;
+  }
+
   return false;
 }
 

src/app/git.coffee

@@ -1,3 +1,5 @@
+$ = require 'jquery'
+
 module.exports =
 class Git
 
@@ -15,6 +17,9 @@ class Git
 
   constructor: (path) ->
     @repo = new GitRepository(path)
+    $(window).on 'focus', => @refreshIndex()
+
+  refreshIndex: -> @repo.refreshIndex()
 
   getPath: -> @repo.getPath()