CodecInstance* syImgReaderPlugin::OpenFile(const syString& filename) {
CodecInstance* result = 0;
if (CanReadFile(filename)) {
result = new syImgReaderCodec(this, filename);
if(result && !result->OpenInput()) {
delete result;
result = 0; // Couldn't read!
}
}
return result;
}
void
SCCircuitDocument::OpenSomething
(
const JCharacter* fileName
)
{
JString fullName;
if (fileName != NULL && fileName[0] != '\0')
{
if (JFileExists(fileName))
{
fullName = fileName;
}
else
{
return;
}
}
else if (!(JGetChooseSaveFile())->ChooseFile("File to open:", NULL, &fullName))
{
return;
}
std::ifstream input(fullName);
const FileStatus status = CanReadFile(input);
JXFileDocument* doc;
if (status == kFileReadable &&
!(JXGetDocumentManager())->FileDocumentIsOpen(fullName, &doc) &&
OKToClose())
{
CloseAllWindows();
FileChanged(fullName, kJTrue);
ReadFile(input);
}
else if (status == kNeedNewerVersion)
{
(JGetUserNotification())->ReportError(
"This notebook was created by a newer version of Symcir. "
"You need the newest version in order to open it.");
}
else if (status == kNotMyFile && OKToClose())
{
input.close();
CloseAllWindows();
ReadNetlist(fullName);
}
}
void Security::ReadFile(const string& file)
{
if(!CanReadFile(file))
throw SecurityViolationError("Security::ReadFile(const string&)","access denied: '"+file+"'");
}
