From e4c23b0151622e101b8dbbcb72ecbeaf02ebc986 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Fri, 18 Sep 2020 18:21:28 +0200
Subject: [PATCH] iLibGUI+Base: Show inaccessible directories with special icon
 in views

---
 .../icons/16x16/filetype-folder-inaccessible.png  | Bin 0 -> 386 bytes
 .../icons/32x32/filetype-folder-inaccessible.png  | Bin 0 -> 770 bytes
 Libraries/LibGUI/FileIconProvider.cpp             |   4 ++++
 Libraries/LibGUI/FileSystemModel.cpp              |   6 +++++-
 Libraries/LibGUI/FileSystemModel.h                |   1 +
 5 files changed, 10 insertions(+), 1 deletion(-)
 create mode 100644 Base/res/icons/16x16/filetype-folder-inaccessible.png
 create mode 100644 Base/res/icons/32x32/filetype-folder-inaccessible.png

diff --git a/Base/res/icons/16x16/filetype-folder-inaccessible.png b/Base/res/icons/16x16/filetype-folder-inaccessible.png
new file mode 100644
index 0000000000000000000000000000000000000000..9ad2de68780e47961ad3fd1ca4475183e422bbef
GIT binary patch
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diff --git a/Base/res/icons/32x32/filetype-folder-inaccessible.png b/Base/res/icons/32x32/filetype-folder-inaccessible.png
new file mode 100644
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GIT binary patch
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diff --git a/Libraries/LibGUI/FileIconProvider.cpp b/Libraries/LibGUI/FileIconProvider.cpp
index 7698b3222c..dfcf89774f 100644
--- a/Libraries/LibGUI/FileIconProvider.cpp
+++ b/Libraries/LibGUI/FileIconProvider.cpp
@@ -61,6 +61,7 @@ ENUMERATE_FILETYPES(__ENUMERATE_FILETYPE)
 static Icon s_hard_disk_icon;
 static Icon s_directory_icon;
 static Icon s_directory_open_icon;
+static Icon s_inaccessible_directory_icon;
 static Icon s_home_directory_icon;
 static Icon s_home_directory_open_icon;
 static Icon s_file_icon;
@@ -76,6 +77,7 @@ static void initialize_if_needed()
     s_hard_disk_icon = Icon::default_icon("hard-disk");
     s_directory_icon = Icon::default_icon("filetype-folder");
     s_directory_open_icon = Icon::default_icon("filetype-folder-open");
+    s_inaccessible_directory_icon = Icon::default_icon("filetype-folder-inaccessible");
     s_home_directory_icon = Icon::default_icon("home-directory");
     s_home_directory_open_icon = Icon::default_icon("home-directory-open");
     s_file_icon = Icon::default_icon("filetype-unknown");
@@ -137,6 +139,8 @@ Icon FileIconProvider::icon_for_path(const String& path, mode_t mode)
     if (S_ISDIR(mode)) {
         if (path == Core::StandardPaths::home_directory())
             return s_home_directory_icon;
+        if (access(path.characters(), R_OK | X_OK) < 0)
+            return s_inaccessible_directory_icon;
         return s_directory_icon;
     }
     if (S_ISLNK(mode))
diff --git a/Libraries/LibGUI/FileSystemModel.cpp b/Libraries/LibGUI/FileSystemModel.cpp
index 0fd614a7e0..33bb32923a 100644
--- a/Libraries/LibGUI/FileSystemModel.cpp
+++ b/Libraries/LibGUI/FileSystemModel.cpp
@@ -82,6 +82,10 @@ bool FileSystemModel::Node::fetch_data(const String& full_path, bool is_root)
             perror("readlink");
     }
 
+    if (S_ISDIR(mode)) {
+        is_accessible_directory = access(full_path.characters(), R_OK | X_OK) == 0;
+    }
+
     return true;
 }
 
@@ -480,7 +484,7 @@ Icon FileSystemModel::icon_for(const Node& node) const
                 return FileIconProvider::home_directory_open_icon();
             return FileIconProvider::home_directory_icon();
         }
-        if (node.is_selected())
+        if (node.is_selected() && node.is_accessible_directory)
             return FileIconProvider::directory_open_icon();
     }
 
diff --git a/Libraries/LibGUI/FileSystemModel.h b/Libraries/LibGUI/FileSystemModel.h
index 1afe6946e2..693c41d7d2 100644
--- a/Libraries/LibGUI/FileSystemModel.h
+++ b/Libraries/LibGUI/FileSystemModel.h
@@ -73,6 +73,7 @@ public:
         gid_t gid { 0 };
         ino_t inode { 0 };
         time_t mtime { 0 };
+        bool is_accessible_directory { false };
 
         size_t total_size { 0 };