LibGUI: Use enumerator macros for filetype icons

Libraries/LibGUI/FileSystemModel.cpp

@@ -206,16 +206,11 @@ FileSystemModel::FileSystemModel(const StringView& root_path, Mode mode)
     m_symlink_icon = Icon::default_icon("filetype-symlink");
     m_socket_icon = Icon::default_icon("filetype-socket");
     m_executable_icon = Icon::default_icon("filetype-executable");
-    m_filetype_image_icon = Icon::default_icon("filetype-image");
-    m_filetype_sound_icon = Icon::default_icon("filetype-sound");
-    m_filetype_html_icon = Icon::default_icon("filetype-html");
-    m_filetype_cplusplus_icon = Icon::default_icon("filetype-cplusplus");
-    m_filetype_java_icon = Icon::default_icon("filetype-java");
-    m_filetype_javascript_icon = Icon::default_icon("filetype-javascript");
-    m_filetype_text_icon = Icon::default_icon("filetype-text");
-    m_filetype_pdf_icon = Icon::default_icon("filetype-pdf");
-    m_filetype_library_icon = Icon::default_icon("filetype-library");
-    m_filetype_object_icon = Icon::default_icon("filetype-object");
+
+#define __ENUMERATE_FILETYPE(filetype_name, ...) \
+    m_filetype_##filetype_name##_icon = Icon::default_icon("filetype-" #filetype_name);
+    ENUMERATE_FILETYPES
+#undef __ENUMERATE_FILETYPE
 
     setpwent();
     while (auto* passwd = getpwent())
@@ -431,26 +426,14 @@ Icon FileSystemModel::icon_for_file(const mode_t mode, const String& name) const
         return m_socket_icon;
     if (mode & (S_IXUSR | S_IXGRP | S_IXOTH))
         return m_executable_icon;
-    if (name.to_lowercase().ends_with(".wav"))
-        return m_filetype_sound_icon;
-    if (name.to_lowercase().ends_with(".html"))
-        return m_filetype_html_icon;
-    if (name.to_lowercase().ends_with(".png"))
-        return m_filetype_image_icon;
-    if (name.to_lowercase().ends_with(".cpp"))
-        return m_filetype_cplusplus_icon;
-    if (name.to_lowercase().ends_with(".java"))
-        return m_filetype_java_icon;
-    if (name.to_lowercase().ends_with(".js"))
-        return m_filetype_javascript_icon;
-    if (name.to_lowercase().ends_with(".txt"))
-        return m_filetype_text_icon;
-    if (name.to_lowercase().ends_with(".pdf"))
-        return m_filetype_pdf_icon;
-    if (name.to_lowercase().ends_with(".o") || name.to_lowercase().ends_with(".obj"))
-        return m_filetype_object_icon;
-    if (name.to_lowercase().ends_with(".so") || name.to_lowercase().ends_with(".a"))
-        return m_filetype_library_icon;
+
+#define __ENUMERATE_FILETYPE(filetype_name, filetype_extensions...)  \
+    for (auto& extension : Vector<String> { filetype_extensions }) { \
+        if (name.to_lowercase().ends_with(extension))                \
+            return m_filetype_##filetype_name##_icon;                \
+    }
+    ENUMERATE_FILETYPES
+#undef __ENUMERATE_FILETYPE
 
     return m_file_icon;
 }

Libraries/LibGUI/FileSystemModel.h

@@ -35,6 +35,17 @@
 #include <sys/stat.h>
 #include <time.h>
 
+#define ENUMERATE_FILETYPES                    \
+    __ENUMERATE_FILETYPE(cplusplus, ".cpp")    \
+    __ENUMERATE_FILETYPE(html, ".html")        \
+    __ENUMERATE_FILETYPE(image, ".png")        \
+    __ENUMERATE_FILETYPE(java, ".java")        \
+    __ENUMERATE_FILETYPE(javascript, ".js")    \
+    __ENUMERATE_FILETYPE(library, ".so", ".a") \
+    __ENUMERATE_FILETYPE(object, ".o", ".obj") \
+    __ENUMERATE_FILETYPE(pdf, ".pdf")          \
+    __ENUMERATE_FILETYPE(sound, ".wav")        \
+    __ENUMERATE_FILETYPE(text, ".txt")
 namespace GUI {
 
 class FileSystemModel
@@ -160,16 +171,11 @@ private:
     GUI::Icon m_symlink_icon;
     GUI::Icon m_socket_icon;
     GUI::Icon m_executable_icon;
-    GUI::Icon m_filetype_image_icon;
-    GUI::Icon m_filetype_sound_icon;
-    GUI::Icon m_filetype_html_icon;
-    GUI::Icon m_filetype_cplusplus_icon;
-    GUI::Icon m_filetype_java_icon;
-    GUI::Icon m_filetype_javascript_icon;
-    GUI::Icon m_filetype_text_icon;
-    GUI::Icon m_filetype_pdf_icon;
-    GUI::Icon m_filetype_library_icon;
-    GUI::Icon m_filetype_object_icon;
+
+#define __ENUMERATE_FILETYPE(filetype_name, ...) \
+    GUI::Icon m_filetype_##filetype_name##_icon;
+    ENUMERATE_FILETYPES
+#undef __ENUMERATE_FILETYPE
 
     unsigned m_thumbnail_progress { 0 };
     unsigned m_thumbnail_progress_total { 0 };