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Add / to the unix shortcut drive list

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Also made `get_current_drive()` to pick the longest match on Unix.
This commit is contained in:
Haoyu Qiu 2021-12-15 13:41:00 +08:00
parent 1930fc8b31
commit 67f04b381b
3 changed files with 25 additions and 2 deletions
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10
doc/classes/Directory.xml
View File

@ -119,13 +119,19 @@
<return type="String" />
<argument index="0" name="idx" type="int" />
<description>
On Windows, returns the name of the drive (partition) passed as an argument (e.g. [code]C:[/code]). On other platforms, or if the requested drive does not exist, the method returns an empty String.
On Windows, returns the name of the drive (partition) passed as an argument (e.g. [code]C:[/code]).
On macOS, returns the path to the mounted volume passed as an argument.
On Linux, returns the path to the mounted volume or GTK 3 bookmark passed as an argument.
On other platforms, or if the requested drive does not exist, the method returns an empty String.
</description>
</method>
<method name="get_drive_count">
<return type="int" />
<description>
On Windows, returns the number of drives (partitions) mounted on the current filesystem. On other platforms, the method returns 0.
On Windows, returns the number of drives (partitions) mounted on the current filesystem.
On macOS, returns the number of mounted volumes.
On Linux, returns the number of mounted volumes and GTK 3 bookmarks.
On other platforms, the method returns 0.
</description>
</method>
<method name="get_files">

16
drivers/unix/dir_access_unix.cpp
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@ -216,6 +216,8 @@ static bool _filter_drive(struct mntent *mnt) {
#endif
static void _get_drives(List<String> *list) {
list->push_back("/");
#if defined(HAVE_MNTENT) && defined(X11_ENABLED)
// Check /etc/mtab for the list of mounted partitions
FILE *mtab = setmntent("/etc/mtab", "r");
@ -286,6 +288,20 @@ String DirAccessUnix::get_drive(int p_drive) {
return list[p_drive];
}
int DirAccessUnix::get_current_drive() {
int drive = 0;
int max_length = -1;
const String path = get_current_dir().to_lower();
for (int i = 0; i < get_drive_count(); i++) {
const String d = get_drive(i).to_lower();
if (max_length < d.length() && path.begins_with(d)) {
max_length = d.length();
drive = i;
}
}
return drive;
}
bool DirAccessUnix::drives_are_shortcuts() {
return true;
}

1
drivers/unix/dir_access_unix.h
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@ -63,6 +63,7 @@ public:
virtual int get_drive_count();
virtual String get_drive(int p_drive);
virtual int get_current_drive();
virtual bool drives_are_shortcuts();
virtual Error change_dir(String p_dir); ///< can be relative or absolute, return false on success