2.5 filebrowser

* bugfix: don't allow parent dir to go beyond root
* bugfix: only attempt to change directory if it exists

New (WIP) feature: autocomplete for directory
* works on TAB
* so far only one level (in current directory)

2 files changed, 19 insertions, 0 deletions

diff --git a/source/blender/blenlib/BLI_util.h b/source/blender/blenlib/BLI_util.h
index a138ea780ea..d323f701ba5 100644
--- a/source/blender/blenlib/BLI_util.h
+++ b/source/blender/blenlib/BLI_util.h
@@ -72,6 +72,9 @@ void BLI_cleanup_dir(const char *relabase, char *dir); /* same as above but adds
 /* go back one directory */
 int BLI_parent_dir(char *path);
 
+/* return whether directory is root and thus has no parent dir */
+int BLI_has_parent(char *path);
+
 	/**
 	 * Blender's path code replacement function.
 	 * Bases @a path strings leading with "//" by the
diff --git a/source/blender/blenlib/intern/util.c b/source/blender/blenlib/intern/util.c
index 838648ebfd7..a236defc515 100644
--- a/source/blender/blenlib/intern/util.c
+++ b/source/blender/blenlib/intern/util.c
@@ -494,6 +494,22 @@ void BLI_makestringcode(const char *relfile, char *file)
 	}
 }
 
+int BLI_has_parent(char *path)
+{
+	int len;
+	int slashes = 0;
+	BLI_clean(path);
+	BLI_add_slash(path);
+
+	len = strlen(path)-1;
+	while (len) {
+		if ((path[len] == '\\') || (path[len] == '/'))
+			slashes++;
+		len--;
+	}
+	return slashes > 1;
+}
+
 int BLI_parent_dir(char *path)
 {
 #ifdef WIN32