// --------------------------------------------------------------------------
void DiagramDialog::slotReadVars(int)
{
QFileInfo Info(defaultDataSet);
QString DocName = ChooseData->currentText()+".dat";
QFile file(Info.dirPath() + QDir::separator() + DocName);
if(!file.open(IO_ReadOnly)) {
return;
}
QString Line, tmp, Var;
QTextStream ReadWhole(&file);
QString FileString = ReadWhole.read(); // read whole data file
file.close();
ChooseVars->clear();
int i=0, j=0;
i = FileString.find('<')+1;
if(i > 0)
do {
j = FileString.find('>', i);
Line = FileString.mid(i, j-i);
i = FileString.find('<', j)+1;
Var = Line.section(' ', 1, 1).remove('>');
if(Var.at(0) == '_') continue;
if(Line.left(3) == "dep") {
tmp = Line.section(' ', 2);
new QListViewItem(ChooseVars, Var, "dep", tmp.remove('>'));
}
else if(Line.left(5) == "indep") {
tmp = Line.section(' ', 2, 2);
new QListViewItem(ChooseVars, Var, "indep", tmp.remove('>'));
}
} while(i > 0);
}
// ----------------------------------------------------
void QucsLib::slotSelectLibrary(int Index)
{
int Start, End, NameStart, NameEnd;
End = Library->count()-1;
if(Library->text(End) == tr("Search result")) {
if(Index < End)
Library->removeItem(End); // if search result still there -> remove it
else return;
}
CompList->clear();
LibraryComps.clear();
DefaultSymbol = "";
QFile file;
if(Index < UserLibCount) // Is it user library ?
file.setName(UserLibDir.absPath() + QDir::separator() + Library->text(Index) + ".lib");
else
file.setName(QucsSettings.LibDir + Library->text(Index) + ".lib");
if(!file.open(IO_ReadOnly)) {
QMessageBox::critical(this, tr("Error"),
tr("Cannot open \"%1\".").arg(
QucsSettings.LibDir + Library->text(Index) + ".lib"));
return;
}
QTextStream ReadWhole(&file);
QString LibraryString = ReadWhole.read();
file.close();
Start = LibraryString.find("<Qucs Library ");
if(Start < 0) {
QMessageBox::critical(this, tr("Error"), tr("Library is corrupt."));
return;
}
End = LibraryString.find('>', Start);
if(End < 0) {
QMessageBox::critical(this, tr("Error"), tr("Library is corrupt."));
return;
}
QString LibName = LibraryString.mid(Start, End-Start).section('"', 1, 1);
Start = LibraryString.find("\n<", End);
if(Start < 0) return;
if(LibraryString.mid(Start+2, 14) == "DefaultSymbol>") {
End = LibraryString.find("\n</DefaultSymbol>");
if(End < 0) {
QMessageBox::critical(this, tr("Error"), tr("Library is corrupt."));
return;
}
DefaultSymbol = LibraryString.mid(Start+16, End-Start-16);
Start = End + 3;
}
while((Start=LibraryString.find("\n<Component ", Start)) > 0) {
Start++;
NameStart = Start + 11;
NameEnd = LibraryString.find('>', NameStart);
if(NameEnd < 0) continue;
End = LibraryString.find("\n</Component>", NameEnd);
if(End < 0) continue;
End += 13;
CompList->insertItem(LibraryString.mid(NameStart, NameEnd-NameStart));
LibraryComps.append(LibName+'\n'+LibraryString.mid(Start, End-Start));
Start = End;
}
CompList->setSelected(0, true); // select first item
}
// ---------------------------------------------------------------------
// Loads the symbol for the subcircuit from the schematic file and
// returns the number of painting elements.
int Subcircuit::loadSymbol(const QString& DocName)
{
QFile file(DocName);
if(!file.open(IO_ReadOnly))
return -1;
QString Line;
// *****************************************************************
// To strongly speed up the file read operation the whole file is
// read into the memory in one piece.
QTextStream ReadWhole(&file);
QString FileString = ReadWhole.read();
file.close();
QTextStream stream(&FileString, IO_ReadOnly);
// read header **************************
do {
if(stream.atEnd()) return -2;
Line = stream.readLine();
Line = Line.stripWhiteSpace();
} while(Line.isEmpty());
if(Line.left(16) != "<Qucs Schematic ") // wrong file type ?
return -3;
Line = Line.mid(16, Line.length()-17);
if(!checkVersion(Line)) // wrong version number ?
return -4;
// read content *************************
while(!stream.atEnd()) {
Line = stream.readLine();
if(Line == "<Symbol>") break;
}
x1 = y1 = INT_MAX;
x2 = y2 = INT_MIN;
int z=0, Result;
while(!stream.atEnd()) {
Line = stream.readLine();
if(Line == "</Symbol>") {
x1 -= 4; // enlarge component boundings a little
x2 += 4;
y1 -= 4;
y2 += 4;
return z; // return number of ports
}
Line = Line.stripWhiteSpace();
if(Line.at(0) != '<') return -5;
if(Line.at(Line.length()-1) != '>') return -6;
Line = Line.mid(1, Line.length()-2); // cut off start and end character
Result = analyseLine(Line, 1);
if(Result < 0) return -7; // line format error
z += Result;
}
return -8; // field not closed
}
// ---------------------------------------------------------------------
// Loads the section with name "Name" from library file into "Section".
int LibComp::loadSection(const QString& Name, QString& Section,
QStringList *Includes)
{
QDir Directory(QucsSettings.LibDir);
QFile file(Directory.absFilePath(Props.first()->Value + ".lib"));
if(!file.open(QIODevice::ReadOnly))
return -1;
QString libDefaultSymbol;
QTextStream ReadWhole(&file);
Section = ReadWhole.read();
file.close();
if(Section.left(14) != "<Qucs Library ") // wrong file type ?
return -2;
int Start, End = Section.indexOf(' ', 14);
if(End < 15) return -3;
QString Line = Section.mid(14, End-14); // extract version string
VersionTriplet LibVersion = VersionTriplet(Line);
if (LibVersion > QucsVersion) // wrong version number ?
return -3;
if(Name == "Symbol") {
Start = Section.indexOf("\n<", 14); // library has default symbol
if(Start > 0)
if(Section.mid(Start+2, 14) == "DefaultSymbol>") {
Start += 16;
End = Section.indexOf("\n</DefaultSymbol>", Start);
if(End < 0) return -9;
libDefaultSymbol = Section.mid(Start, End-Start);
}
}
// search component
Line = "\n<Component " + Props.next()->Value + ">";
Start = Section.indexOf(Line);
if(Start < 0) return -4; // component not found
Start = Section.indexOf('\n', Start);
if(Start < 0) return -5; // file corrupt
Start++;
End = Section.indexOf("\n</Component>", Start);
if(End < 0) return -6; // file corrupt
Section = Section.mid(Start, End-Start+1);
// search model includes
if(Includes) {
int StartI, EndI;
StartI = Section.indexOf("<"+Name+"Includes");
if(StartI >= 0) { // includes found
StartI = Section.indexOf('"', StartI);
if(StartI < 0) return -10; // file corrupt
EndI = Section.indexOf('>', StartI);
if(EndI < 0) return -11; // file corrupt
StartI++; EndI--;
QString inc = Section.mid(StartI, EndI-StartI);
QStringList f = QStringList::split(QRegExp("\"\\s+\""), inc);
for(QStringList::Iterator it = f.begin(); it != f.end(); ++it ) {
Includes->append(*it);
}
}
}
// search model
Start = Section.indexOf("<"+Name+">");
if(Start < 0)
if((Name == "Symbol") && (~libDefaultSymbol.isEmpty())) {
// component does not define its own symbol but the library defines a default symbol
Section = libDefaultSymbol;
return 0;
} else {
return -7; // symbol not found
}
Start = Section.indexOf('\n', Start);
if(Start < 0) return -8; // file corrupt
while(Section.at(++Start) == ' ') ;
End = Section.indexOf("</"+Name+">", Start);
if(End < 0) return -9; // file corrupt
// snip actual model
Section = Section.mid(Start, End-Start);
return 0;
}
