FileManager+LibGUI+html: Add an icon to represent HTML files

This also becomes the app icon for the little "html" program. :^)

Applications/FileManager/DirectoryView.cpp

@@ -53,6 +53,16 @@ void DirectoryView::handle_activation(const GModelIndex& index)
         return;
     }
 
+    if (path.to_lowercase().ends_with(".html")) {
+        if (fork() == 0) {
+            int rc = execl("/bin/html", "/bin/html", path.characters(), nullptr);
+            if (rc < 0)
+                perror("exec");
+            ASSERT_NOT_REACHED();
+        }
+        return;
+    }
+
     if (path.to_lowercase().ends_with(".wav")) {
         if (fork() == 0) {
             int rc = execl("/bin/SoundPlayer", "/bin/SoundPlayer", path.characters(), nullptr);

Libraries/LibGUI/GDirectoryModel.cpp

@@ -34,6 +34,7 @@ GDirectoryModel::GDirectoryModel()
     m_executable_icon = GIcon::default_icon("filetype-executable");
     m_filetype_image_icon = GIcon::default_icon("filetype-image");
     m_filetype_sound_icon = GIcon::default_icon("filetype-sound");
+    m_filetype_html_icon = GIcon::default_icon("filetype-html");
 
     setpwent();
     while (auto* passwd = getpwent())
@@ -159,6 +160,8 @@ GIcon GDirectoryModel::icon_for(const Entry& entry) const
         return m_executable_icon;
     if (entry.name.to_lowercase().ends_with(".wav"))
         return m_filetype_sound_icon;
+    if (entry.name.to_lowercase().ends_with(".html"))
+        return m_filetype_html_icon;
     if (entry.name.to_lowercase().ends_with(".png")) {
         if (!entry.thumbnail) {
             if (!const_cast<GDirectoryModel*>(this)->fetch_thumbnail_for(entry))

Libraries/LibGUI/GDirectoryModel.h

@@ -78,6 +78,7 @@ private:
     GIcon m_executable_icon;
     GIcon m_filetype_image_icon;
     GIcon m_filetype_sound_icon;
+    GIcon m_filetype_html_icon;
 
     HashMap<uid_t, String> m_user_names;
     HashMap<gid_t, String> m_group_names;

Userland/html.cpp

@@ -1,5 +1,9 @@
 #include <LibCore/CFile.h>
+#include <LibGUI/GAboutDialog.h>
+#include <LibGUI/GAction.h>
 #include <LibGUI/GApplication.h>
+#include <LibGUI/GMenu.h>
+#include <LibGUI/GMenuBar.h>
 #include <LibGUI/GWindow.h>
 #include <LibHTML/CSS/StyleResolver.h>
 #include <LibHTML/DOM/Element.h>
@@ -48,5 +52,23 @@ int main(int argc, char** argv)
     window->set_main_widget(widget);
     window->show();
 
+    auto menubar = make<GMenuBar>();
+
+    auto app_menu = make<GMenu>("HTML");
+    app_menu->add_action(GCommonActions::make_quit_action([&](auto&) {
+        app.quit();
+    }));
+    menubar->add_menu(move(app_menu));
+
+    auto help_menu = make<GMenu>("Help");
+    help_menu->add_action(GAction::create("About", [&](const GAction&) {
+        GAboutDialog::show("HTML", GraphicsBitmap::load_from_file("/res/icons/32x32/filetype-html.png"), window);
+    }));
+    menubar->add_menu(move(help_menu));
+
+    app.set_menubar(move(menubar));
+
+    window->set_icon(GraphicsBitmap::load_from_file("/res/icons/16x16/filetype-html.png"));
+
     return app.exec();
 }