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Fix Directory Open Check 

(cherry picked from commit 09aeb7706b)
This commit is contained in:
Nathan Franke 2020-07-06 01:17:16 -05:00 committed by Rémi Verschelde
parent 3f57cb12b4
commit 3f898f5207
3 changed files with 30 additions and 33 deletions
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54
core/bind/core_bind.cpp
View File

@ -2369,13 +2369,17 @@ Error _Directory::open(const String &p_path) {
if (d)
memdelete(d);
d = alt;
dir_open = true;
return OK;
}
Error _Directory::list_dir_begin(bool p_skip_navigational, bool p_skip_hidden) {
bool _Directory::is_open() const {
return d && dir_open;
}
ERR_FAIL_COND_V_MSG(!d, ERR_UNCONFIGURED, "Directory must be opened before use.");
Error _Directory::list_dir_begin(bool p_skip_navigational, bool p_skip_hidden) {
ERR_FAIL_COND_V_MSG(!is_open(), ERR_UNCONFIGURED, "Directory must be opened before use.");
_list_skip_navigational = p_skip_navigational;
_list_skip_hidden = p_skip_hidden;
@ -2384,8 +2388,7 @@ Error _Directory::list_dir_begin(bool p_skip_navigational, bool p_skip_hidden) {
}
String _Directory::get_next() {
ERR_FAIL_COND_V_MSG(!d, "", "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), "", "Directory must be opened before use.");
String next = d->get_next();
while (next != "" && ((_list_skip_navigational && (next == "." || next == "..")) || (_list_skip_hidden && d->current_is_hidden()))) {
@ -2395,45 +2398,38 @@ String _Directory::get_next() {
return next;
}
bool _Directory::current_is_dir() const {
ERR_FAIL_COND_V_MSG(!d, false, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), false, "Directory must be opened before use.");
return d->current_is_dir();
}
void _Directory::list_dir_end() {
ERR_FAIL_COND_MSG(!d, "Directory must be opened before use.");
ERR_FAIL_COND_MSG(!is_open(), "Directory must be opened before use.");
d->list_dir_end();
}
int _Directory::get_drive_count() {
ERR_FAIL_COND_V_MSG(!d, 0, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), 0, "Directory must be opened before use.");
return d->get_drive_count();
}
String _Directory::get_drive(int p_drive) {
ERR_FAIL_COND_V_MSG(!d, "", "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), "", "Directory must be opened before use.");
return d->get_drive(p_drive);
}
int _Directory::get_current_drive() {
ERR_FAIL_COND_V_MSG(!d, 0, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), 0, "Directory must be opened before use.");
return d->get_current_drive();
}
Error _Directory::change_dir(String p_dir) {
ERR_FAIL_COND_V_MSG(!d, ERR_UNCONFIGURED, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), ERR_UNCONFIGURED, "Directory must be opened before use.");
return d->change_dir(p_dir);
}
String _Directory::get_current_dir() {
ERR_FAIL_COND_V_MSG(!d, "", "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), "", "Directory must be opened before use.");
return d->get_current_dir();
}
Error _Directory::make_dir(String p_dir) {
ERR_FAIL_COND_V_MSG(!d, ERR_UNCONFIGURED, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), ERR_UNCONFIGURED, "Directory must be opened before use.");
if (!p_dir.is_rel_path()) {
DirAccess *d = DirAccess::create_for_path(p_dir);
Error err = d->make_dir(p_dir);
@ -2443,8 +2439,7 @@ Error _Directory::make_dir(String p_dir) {
return d->make_dir(p_dir);
}
Error _Directory::make_dir_recursive(String p_dir) {
ERR_FAIL_COND_V_MSG(!d, ERR_UNCONFIGURED, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), ERR_UNCONFIGURED, "Directory must be opened before use.");
if (!p_dir.is_rel_path()) {
DirAccess *d = DirAccess::create_for_path(p_dir);
Error err = d->make_dir_recursive(p_dir);
@ -2455,8 +2450,7 @@ Error _Directory::make_dir_recursive(String p_dir) {
}
bool _Directory::file_exists(String p_file) {
ERR_FAIL_COND_V_MSG(!d, false, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), false, "Directory must be opened before use.");
if (!p_file.is_rel_path()) {
return FileAccess::exists(p_file);
@ -2466,7 +2460,7 @@ bool _Directory::file_exists(String p_file) {
}
bool _Directory::dir_exists(String p_dir) {
ERR_FAIL_COND_V_MSG(!d, false, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), false, "Directory must be opened before use.");
if (!p_dir.is_rel_path()) {
DirAccess *d = DirAccess::create_for_path(p_dir);
@ -2480,19 +2474,16 @@ bool _Directory::dir_exists(String p_dir) {
}
int _Directory::get_space_left() {
ERR_FAIL_COND_V_MSG(!d, 0, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), 0, "Directory must be opened before use.");
return d->get_space_left() / 1024 * 1024; //return value in megabytes, given binding is int
}
Error _Directory::copy(String p_from, String p_to) {
ERR_FAIL_COND_V_MSG(!d, ERR_UNCONFIGURED, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), ERR_UNCONFIGURED, "Directory must be opened before use.");
return d->copy(p_from, p_to);
}
Error _Directory::rename(String p_from, String p_to) {
ERR_FAIL_COND_V_MSG(!d, ERR_UNCONFIGURED, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), ERR_UNCONFIGURED, "Directory must be opened before use.");
if (!p_from.is_rel_path()) {
DirAccess *d = DirAccess::create_for_path(p_from);
Error err = d->rename(p_from, p_to);
@ -2503,8 +2494,7 @@ Error _Directory::rename(String p_from, String p_to) {
return d->rename(p_from, p_to);
}
Error _Directory::remove(String p_name) {
ERR_FAIL_COND_V_MSG(!d, ERR_UNCONFIGURED, "Directory must be opened before use.");
ERR_FAIL_COND_V_MSG(!is_open(), ERR_UNCONFIGURED, "Directory must be opened before use.");
if (!p_name.is_rel_path()) {
DirAccess *d = DirAccess::create_for_path(p_name);
Error err = d->remove(p_name);

3
core/bind/core_bind.h
View File

@ -570,6 +570,7 @@ class _Directory : public Reference {
GDCLASS(_Directory, Reference);
DirAccess *d;
bool dir_open = false;
protected:
static void _bind_methods();
@ -577,6 +578,8 @@ protected:
public:
Error open(const String &p_path);
bool is_open() const;
Error list_dir_begin(bool p_skip_navigational = false, bool p_skip_hidden = false); // This starts dir listing.
String get_next();
bool current_is_dir() const;

6
drivers/windows/dir_access_windows.cpp
View File

@ -69,7 +69,11 @@ Error DirAccessWindows::list_dir_begin() {
list_dir_end();
p->h = FindFirstFileExW((current_dir + "\\*").c_str(), FindExInfoStandard, &p->fu, FindExSearchNameMatch, NULL, 0);
return (p->h == INVALID_HANDLE_VALUE) ? ERR_CANT_OPEN : OK;
if (p->h == INVALID_HANDLE_VALUE) {
return ERR_CANT_OPEN;
}
return OK;
}
String DirAccessWindows::get_next() {