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Fix Directory Open Check

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This commit is contained in:
Nathan Franke 2020-07-06 01:17:16 -05:00
parent a8e330ea19
commit 09aeb7706b
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GPG key ID: CA9D4FC8EE0174FE
3 changed files with 30 additions and 18 deletions
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39
core/bind/core_bind.cpp
View file

@ -1619,12 +1619,17 @@ Error _Directory::open(const String &p_path) {
memdelete(d); memdelete(d);
} }
d = alt; d = alt;
dir_open = true;
return OK; return OK;
} }
bool _Directory::is_open() const {
return d && dir_open;
}
Error _Directory::list_dir_begin(bool p_skip_navigational, bool p_skip_hidden) { Error _Directory::list_dir_begin(bool p_skip_navigational, bool p_skip_hidden) {
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.");
_list_skip_navigational = p_skip_navigational; _list_skip_navigational = p_skip_navigational;
_list_skip_hidden = p_skip_hidden; _list_skip_hidden = p_skip_hidden;
@ -1633,7 +1638,7 @@ Error _Directory::list_dir_begin(bool p_skip_navigational, bool p_skip_hidden) {
} }
String _Directory::get_next() { 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(); String next = d->get_next();
while (next != "" && ((_list_skip_navigational && (next == "." || next == "..")) || (_list_skip_hidden && d->current_is_hidden()))) { while (next != "" && ((_list_skip_navigational && (next == "." || next == "..")) || (_list_skip_hidden && d->current_is_hidden()))) {
@ -1643,42 +1648,42 @@ String _Directory::get_next() {
} }
bool _Directory::current_is_dir() const { 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(); return d->current_is_dir();
} }
void _Directory::list_dir_end() { 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(); d->list_dir_end();
} }
int _Directory::get_drive_count() { 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(); return d->get_drive_count();
} }
String _Directory::get_drive(int p_drive) { 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); return d->get_drive(p_drive);
} }
int _Directory::get_current_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(); return d->get_current_drive();
} }
Error _Directory::change_dir(String p_dir) { 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); return d->change_dir(p_dir);
} }
String _Directory::get_current_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(); return d->get_current_dir();
} }
Error _Directory::make_dir(String p_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()) { if (!p_dir.is_rel_path()) {
DirAccess *d = DirAccess::create_for_path(p_dir); DirAccess *d = DirAccess::create_for_path(p_dir);
Error err = d->make_dir(p_dir); Error err = d->make_dir(p_dir);
@ -1689,7 +1694,7 @@ Error _Directory::make_dir(String p_dir) {
} }
Error _Directory::make_dir_recursive(String 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()) { if (!p_dir.is_rel_path()) {
DirAccess *d = DirAccess::create_for_path(p_dir); DirAccess *d = DirAccess::create_for_path(p_dir);
Error err = d->make_dir_recursive(p_dir); Error err = d->make_dir_recursive(p_dir);
@ -1700,7 +1705,7 @@ Error _Directory::make_dir_recursive(String p_dir) {
} }
bool _Directory::file_exists(String p_file) { 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()) { if (!p_file.is_rel_path()) {
return FileAccess::exists(p_file); return FileAccess::exists(p_file);
@ -1710,7 +1715,7 @@ bool _Directory::file_exists(String p_file) {
} }
bool _Directory::dir_exists(String p_dir) { 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()) { if (!p_dir.is_rel_path()) {
DirAccess *d = DirAccess::create_for_path(p_dir); DirAccess *d = DirAccess::create_for_path(p_dir);
bool exists = d->dir_exists(p_dir); bool exists = d->dir_exists(p_dir);
@ -1723,17 +1728,17 @@ bool _Directory::dir_exists(String p_dir) {
} }
int _Directory::get_space_left() { 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 return d->get_space_left() / 1024 * 1024; //return value in megabytes, given binding is int
} }
Error _Directory::copy(String p_from, String p_to) { 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); return d->copy(p_from, p_to);
} }
Error _Directory::rename(String p_from, String 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()) { if (!p_from.is_rel_path()) {
DirAccess *d = DirAccess::create_for_path(p_from); DirAccess *d = DirAccess::create_for_path(p_from);
Error err = d->rename(p_from, p_to); Error err = d->rename(p_from, p_to);
@ -1745,7 +1750,7 @@ Error _Directory::rename(String p_from, String p_to) {
} }
Error _Directory::remove(String p_name) { 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()) { if (!p_name.is_rel_path()) {
DirAccess *d = DirAccess::create_for_path(p_name); DirAccess *d = DirAccess::create_for_path(p_name);
Error err = d->remove(p_name); Error err = d->remove(p_name);

3
core/bind/core_bind.h
View file

@ -457,6 +457,7 @@ VARIANT_ENUM_CAST(_File::CompressionMode);
class _Directory : public Reference { class _Directory : public Reference {
GDCLASS(_Directory, Reference); GDCLASS(_Directory, Reference);
DirAccess *d; DirAccess *d;
bool dir_open = false;
protected: protected:
static void _bind_methods(); static void _bind_methods();
@ -464,6 +465,8 @@ protected:
public: public:
Error open(const String &p_path); 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. Error list_dir_begin(bool p_skip_navigational = false, bool p_skip_hidden = false); // This starts dir listing.
String get_next(); String get_next();
bool current_is_dir() const; bool current_is_dir() const;

6
drivers/windows/dir_access_windows.cpp
View file

@ -67,7 +67,11 @@ Error DirAccessWindows::list_dir_begin() {
list_dir_end(); list_dir_end();
p->h = FindFirstFileExW((current_dir + "\\*").c_str(), FindExInfoStandard, &p->fu, FindExSearchNameMatch, nullptr, 0); p->h = FindFirstFileExW((current_dir + "\\*").c_str(), FindExInfoStandard, &p->fu, FindExSearchNameMatch, nullptr, 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() { String DirAccessWindows::get_next() {