libui/Font: Use RefString

gui/apps/taskbar.cpp

@@ -1,5 +1,6 @@
 #include <luna/Sort.h>
 #include <luna/StringBuilder.h>
+#include <os/Config.h>
 #include <os/Directory.h>
 #include <os/File.h>
 #include <os/FileSystem.h>
@@ -66,64 +67,31 @@ static Result<void> load_application_file(const os::Path& path)
 {
     os::println("[taskbar] reading app file: %s", path.name().chars());
 
-    auto file = TRY(os::File::open(path, os::File::ReadOnly));
+    auto file = TRY(os::ConfigFile::open(path));
 
     ApplicationFile app_file;
 
-    while (true)
+    app_file.name = TRY(String::from_string_view(file->read_string_or("Name", "")));
+    if (app_file.name.is_empty())
     {
-        auto line = TRY(file->read_line());
-        if (line.is_empty()) break;
-
-        line.trim("\n");
-        if (line.is_empty()) continue;
-
-        auto parts = TRY(line.split_once('='));
-        if (parts.size() < 2 || parts[0].is_empty() || parts[1].is_empty())
-        {
-            os::println("[taskbar] file contains invalid line, aborting: '%s'", line.chars());
-            return {};
-        }
-
-        if (parts[0].view() == "Name")
-        {
-            app_file.name = move(parts[1]);
-            continue;
-        }
-
-        if (parts[0].view() == "Description")
-        {
-            // We let users specify this in the config file, but taskbar doesn't actually use it.
-            continue;
-        }
-
-        if (parts[0].view() == "Command")
-        {
-            app_file.command = move(parts[1]);
-            continue;
-        }
-
-        if (parts[0].view() == "Icon")
-        {
-            app_file.icon = move(parts[1]);
-            continue;
-        }
-
-        os::println("[taskbar] skipping unknown entry name %s", parts[0].chars());
-    }
-
-    if (app_file.icon.is_empty())
-    {
-        os::println("[taskbar] app file is missing 'Icon' entry, aborting!");
+        os::println("[taskbar] app file is missing 'Name' entry, aborting!");
         return {};
     }
 
+    app_file.command = TRY(String::from_string_view(file->read_string_or("Command", "")));
     if (app_file.command.is_empty())
     {
         os::println("[taskbar] app file is missing 'Command' entry, aborting!");
         return {};
     }
 
+    app_file.icon = TRY(String::from_string_view(file->read_string_or("Icon", "")));
+    if (app_file.icon.is_empty())
+    {
+        os::println("[taskbar] app file is missing 'Icon' entry, aborting!");
+        return {};
+    }
+
     os::println("[taskbar] loaded app %s into memory", app_file.name.chars());
 
     TRY(s_app_files.try_append(move(app_file)));

gui/libui/src/Font.cpp

@@ -7,7 +7,7 @@
  *
  */
 
-#include <luna/String.h>
+#include <luna/RefString.h>
 #include <os/File.h>
 #include <ui/Font.h>
 
@@ -49,8 +49,8 @@ namespace ui
 
     Result<SharedPtr<Font>> Font::load_builtin(StringView name, FontWeight weight)
     {
-        auto path = TRY(String::format("/usr/share/fonts/%s-%s.psf"_sv, name.chars(),
-                                       weight == FontWeight::Bold ? "Bold" : "Regular"));
+        auto path = TRY(RefString::format("/usr/share/fonts/%s-%s.psf"_sv, name.chars(),
+                                          weight == FontWeight::Bold ? "Bold" : "Regular"));
 
         return load(path.view());
     }