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C++ KstDataSourcePtr类代码示例

本文整理汇总了C++中KstDataSourcePtr类的典型用法代码示例。如果您正苦于以下问题：C++ KstDataSourcePtr类的具体用法？C++ KstDataSourcePtr怎么用？C++ KstDataSourcePtr使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了KstDataSourcePtr类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: if

KJS::Value KstBindDataSource::frameCount(KJS::ExecState *exec, const KJS::List& args) {
  QString field;

  if (args.size() == 1) {
    if (args[0].type() != KJS::StringType) {
      KJS::Object eobj = KJS::Error::create(exec, KJS::TypeError);
      exec->setException(eobj);
      return KJS::Number(0);
    }
    field = args[0].toString(exec).qstring();
  } else if (args.size() != 0) {
    KJS::Object eobj = KJS::Error::create(exec, KJS::SyntaxError, "Requires at most one argument.");
    exec->setException(eobj);
    return KJS::Number(0);
  }

  KstDataSourcePtr s = makeSource(_d);
  if (!s) {
    KJS::Object eobj = KJS::Error::create(exec, KJS::GeneralError);
    exec->setException(eobj);
    return KJS::Number(0);
  }

  s->writeLock();
  int rc = s->frameCount(field);
  s->unlock();

  return KJS::Number(rc);
}
开发者ID:Kst-plot，项目名称:kst-subversion-archive，代码行数:29，代码来源:bind_datasource.cpp

示例2: configureSource

void KstVectorDialogI::configureSource() {
  bool isNew = false;
  KST::dataSourceList.lock().readLock();
  KstDataSourcePtr ds = *KST::dataSourceList.findReusableFileName(_w->FileName->url());
  KST::dataSourceList.lock().unlock();
  if (!ds) {
    isNew = true;
    ds = KstDataSource::loadSource(_w->FileName->url());
    if (!ds || !ds->isValid()) {
      _w->_configure->setEnabled(false);
      return;
    }
  }

  assert(_configWidget);
  KDialogBase *dlg = new KDialogBase(this, "Data Config Dialog", true, i18n("Configure Data Source"));
  if (isNew) {
    connect(dlg, SIGNAL(okClicked()), _configWidget, SLOT(save()));
    connect(dlg, SIGNAL(applyClicked()), _configWidget, SLOT(save()));
  } else {
    connect(dlg, SIGNAL(okClicked()), this, SLOT(markSourceAndSave()));
    connect(dlg, SIGNAL(applyClicked()), this, SLOT(markSourceAndSave()));
  }
  _configWidget->reparent(dlg, QPoint(0, 0));
  dlg->setMainWidget(_configWidget);
  _configWidget->setInstance(ds);
  _configWidget->load();
  dlg->exec();
  _configWidget->reparent(0L, QPoint(0, 0));
  dlg->setMainWidget(0L);
  delete dlg;
  updateCompletion(); // could be smarter by only running if Ok/Apply clicked
}
开发者ID:Kst-plot，项目名称:kst-subversion-archive，代码行数:33，代码来源:kstvectordialog_i.cpp

示例3: makeSource

KJS::Value KstBindDataSource::isValidField(KJS::ExecState *exec, const KJS::List& args) {
  if (args.size() != 1) {
    KJS::Object eobj = KJS::Error::create(exec, KJS::SyntaxError, "Requires exactly one argument.");
    exec->setException(eobj);
    return KJS::Boolean(false);
  }

  if (args[0].type() != KJS::StringType) {
    KJS::Object eobj = KJS::Error::create(exec, KJS::TypeError);
    exec->setException(eobj);
    return KJS::Boolean(false);
  }

  KstDataSourcePtr s = makeSource(_d);
  if (!s) {
    KJS::Object eobj = KJS::Error::create(exec, KJS::GeneralError);
    exec->setException(eobj);
    return KJS::Boolean(false);
  }

  s->writeLock();
  bool rc = s->isValidField(args[0].toString(exec).qstring());
  s->unlock();

  return KJS::Boolean(rc);
}
开发者ID:Kst-plot，项目名称:kst-subversion-archive，代码行数:26，代码来源:bind_datasource.cpp

示例4: lastUpdateResult

KstObject::UpdateType IndirectSource::update(int u) {
    if (KstObject::checkUpdateCounter(u)) {
        return lastUpdateResult();
    }

    // recheck the indirect file for a changed filename
    QFile f(_filename);
    if (f.open(QIODevice::ReadOnly)) {
        char* data;

        if (0 < f.readLine(data,1000)) {
            QString ifn(data);
            KUrl url(ifn);
            if (url.isLocalFile() || url.protocol().isEmpty()) {
                if (QFileInfo(ifn).isRelative()) {
                    ifn = QFileInfo(_filename).absolutePath() + QDir::separator() + ifn;
                }
            }

            if (!_child || ifn.trimmed() != _child->fileName()) {
                _child = 0L; // release
                KstDataSourcePtr p = KstDataSource::loadSource(ifn.trimmed());
                if (p) {
                    _child = p;
                    _fieldList = p->fieldList();
                    _valid = true;
                } else {
                    _valid = false;
                }
            }
        }
    }

    return setLastUpdateResult(_child ? _child->update(u) : KstObject::NO_CHANGE);
}
开发者ID:，项目名称:，代码行数:35，代码来源:

示例5: assert

void KstVectorDialogI::markSourceAndSave() {
  assert(_configWidget);
  KstDataSourcePtr src = static_cast<KstDataSourceConfigWidget*>((QWidget*)_configWidget)->instance();
  if (src) {
    src->disableReuse();
  }
  static_cast<KstDataSourceConfigWidget*>((QWidget*)_configWidget)->save();
}
开发者ID:Kst-plot，项目名称:kst-subversion-archive，代码行数:8，代码来源:kstvectordialog_i.cpp

示例6: Q_UNUSED

KJS::Value KstBindDataSource::completeFieldList(KJS::ExecState *exec) const {
  Q_UNUSED(exec)
  KstDataSourcePtr s = makeSource(_d);
  if (s) {
    KstReadLocker rl(s);
    return KJS::Boolean(s->fieldListIsComplete());
  }
  return KJS::Boolean(false);
}
开发者ID:Kst-plot，项目名称:kst-subversion-archive，代码行数:9，代码来源:bind_datasource.cpp

示例7: new_I

void KstVectorDialogI::new_I() {
  KstDataSourcePtr file;
  KstRVectorPtr vector;
  KstRVectorList vectorList = kstObjectSubList<KstVector,KstRVector>(KST::vectorList);
  QString tag_name = Select->currentText();
  tag_name.replace(i18n("<New_Vector>"), Field->currentText());

  KST::vectorList.lock().readLock();
  int i_c = KST::vectorList.count() + 1;
  KST::vectorList.lock().readUnlock();
  while (KST::dataTagNameNotUnique(tag_name, false)) {
    tag_name.sprintf("V%d-", i_c);
    tag_name += Field->currentText();
    i_c++;
  }

  /* if there is not an active KstFile, create one */
  {
    KST::dataSourceList.lock().writeLock();
    KstDataSourceList::Iterator it = KST::dataSourceList.findFileName(FileName->url());

    if (it == KST::dataSourceList.end()) {
      file = KstDataSource::loadSource(FileName->url());
      if (!file || !file->isValid()) {
        KMessageBox::sorry(0L, i18n("The file could not be loaded."));
        return;
      }
      if (file->frameCount() < 1) {
        KMessageBox::sorry(0L, i18n("The file does not contain data."));
        return;
      }
      KST::dataSourceList.append(file);
    } else {
      file = *it;
    }
    KST::dataSourceList.lock().writeUnlock();
  }
  if (!file->isValidField(Field->currentText())) {
    KMessageBox::sorry(0L, i18n("The requested field is not defined for the requested file."));
    return;
  }

  /* create the vector */
  vector = new KstRVector(file, Field->currentText(),
                         tag_name,
                         (CountFromEnd->isChecked() ? -1 : F0->value()),
                         (ReadToEnd->isChecked() ? -1 : N->value()),
                         Skip->value(),
			 DoSkip->isChecked(),
			 DoFilter->isChecked());

  emit vectorCreated(KstVectorPtr(vector));
  vector = 0L;
  vectorList.clear();
  emit modified();
}
开发者ID:，项目名称:，代码行数:56，代码来源:

示例8: markSourceAndSave

void KstChangeFileDialog::markSourceAndSave()
{
  if (_configWidget) {
    KstDataSourcePtr src = static_cast<KstDataSourceConfigWidget*>((QWidget*)_configWidget)->instance();
    if (src) {
      src->disableReuse();
    }
    static_cast<KstDataSourceConfigWidget*>((QWidget*)_configWidget)->save();
  }
}
开发者ID:，项目名称:，代码行数:10，代码来源:

示例9: array

KJS::Value KstBindDataSource::metaData(KJS::ExecState *exec) const {
  KJS::Object array(exec->interpreter()->builtinArray().construct(exec, 0));
  KstDataSourcePtr s = makeSource(_d);
  if (s) {
    s->readLock();
    QMap<QString,QString> data = s->metaData();
    s->readUnlock();
    for (QMap<QString,QString>::ConstIterator i = data.begin(); i != data.end(); ++i) {
      array.put(exec, KJS::Identifier(i.key().latin1()), KJS::String(i.data()));
    }
  }
  return array;
}
开发者ID:，项目名称:，代码行数:13，代码来源:

示例10: array

KJS::Value KstBindDataSource::metaData(KJS::ExecState *exec) const {
  KJS::Object array(exec->interpreter()->builtinArray().construct(exec, 0));
  KstDataSourcePtr s = makeSource(_d);
  if (s) {
    s->readLock();
    QDict<KstString> data = s->metaData();
    s->unlock();
    for (QDictIterator<KstString> i(data); i.current(); ++i) {
      array.put(exec, KJS::Identifier(i.currentKey().latin1()), KJS::String(i.current() ? i.current()->value() : QString::null));
    }
  }
  return array;
}
开发者ID:Kst-plot，项目名称:kst-subversion-archive，代码行数:13，代码来源:bind_datasource.cpp

示例11: sourceChanged

void KstChangeFileDialog::sourceChanged(const QString& text)
{
  delete _configWidget;
  _configWidget = 0L;
  _configureSource->setEnabled(false);
  _file = QString::null;
  if (!text.isEmpty() && text != "stdin" && text != "-") {
    KUrl url;
    QString txt = _dataFile->completionObject()->replacedPath(text);
    if (QFile::exists(txt) && QFileInfo(txt).isRelative()) {
      url.setPath(txt);
    } else {
      url = KUrl::fromPathOrURL(txt);
    }

    if (!url.isLocalFile() && url.protocol() != "file" && !url.protocol().isEmpty()) {
      _fileType->setText(QString::null);
      return;
    }

    if (!url.isValid()) {
      _fileType->setText(QString::null);
      return;
    }

    QString file = txt;

    KstDataSourcePtr ds = *KST::dataSourceList.findReusableFileName(file);
    QStringList fl;
    QString fileType;

    if (ds) {
      ds->readLock();
      fl = ds->fieldList();
      fileType = ds->fileType();
      ds->unlock();
      ds = 0L;
    } else {
      bool complete = false;
      fl = KstDataSource::fieldListForSource(file, QString::null, &fileType, &complete);
    }

    if (!fl.isEmpty() && !fileType.isEmpty()) {
      if (ds) {
        ds->writeLock();
        _configWidget = ds->configWidget();
        ds->unlock();
      } else {
        _configWidget = KstDataSource::configWidgetForSource(file, fileType);
      }
    }

    _configureSource->setEnabled(_configWidget);
    _file = file;
    _fileType->setText(fileType.isEmpty() ? QString::null : tr("Data source of type: %1").arg(fileType));
  } else {
    _fileType->setText(QString::null);
  }
}
开发者ID:，项目名称:，代码行数:59，代码来源:

示例12: configureSource

void KstMatrixDialog::configureSource() {
  KstDataSourcePtr ds;
  bool isNew = false;

  KST::dataSourceList.lock().readLock();
// xxx  ds = *KST::dataSourceList.findReusableFileName(_w->_fileName->url());
  KST::dataSourceList.lock().unlock();

  if (!ds) {
    isNew = true;
// xxx    ds = KstDataSource::loadSource(_w->_fileName->url());
    if (!ds || !ds->isValid()) {
      _w->_configure->setEnabled(false);

      return;
    }
  }

  if (_configWidget) {
    QDialog *dlg;
  
    dlg = new QDialog(this);
    dlg->setWindowTitle(QObject::tr("Configure Data Source"));

    if (isNew) {
      connect(dlg, SIGNAL(okClicked()), _configWidget, SLOT(save()));
      connect(dlg, SIGNAL(applyClicked()), _configWidget, SLOT(save()));
    } else {
      connect(dlg, SIGNAL(okClicked()), this, SLOT(markSourceAndSave()));
      connect(dlg, SIGNAL(applyClicked()), this, SLOT(markSourceAndSave()));
    }

    _configWidget->setParent(dlg);
// xxx    dlg->setMainWidget(_configWidget);
    _configWidget->setInstance(ds);
    _configWidget->load();
    dlg->exec();
// xxx    _configWidget->reparent(0L, QPoint(0, 0));
// xxx    dlg->setMainWidget(0L);

    delete dlg;
  }

  updateCompletion(); // could be smarter by only running if Ok/Apply clicked
}
开发者ID:，项目名称:，代码行数:45，代码来源:

示例13: loadMatrix

QString KstIfaceImpl::loadMatrix(const QString& name, const QString& file, const QString& field,
                                int xStart, int yStart, int xNumSteps, int yNumSteps, 
                                int skipFrames, bool boxcarFilter) {
  KstDataSourcePtr src;
  /* generate or find the kstfile */
  KST::dataSourceList.lock().writeLock();
  KstDataSourceList::Iterator it = KST::dataSourceList.findReusableFileName(file);

  if (it == KST::dataSourceList.end()) {
    src = KstDataSource::loadSource(file);
    if (!src || !src->isValid()) {
      KST::dataSourceList.lock().unlock();
      return QString::null;
    }
    if (src->isEmpty()) {
      KST::dataSourceList.lock().unlock();
      return QString::null;
    }
    KST::dataSourceList.append(src);
  } else {
    src = *it;
  }
  src->writeLock();
  KST::dataSourceList.lock().unlock();

  // make sure field is valid
  if (!src->isValidMatrix(field)) {
    src->unlock();
    return QString::null;  
  }
  
  // make sure name is unique, else generate a unique one
  KST::matrixList.lock().readLock();
 
  QString matrixName;
  if (name.isEmpty()) {
    matrixName = "M" + QString::number(KST::matrixList.count() + 1); 
  } else {
    matrixName = name;  
  }

  while (KstData::self()->matrixTagNameNotUnique(matrixName, false)) {
    matrixName = "M" + QString::number(KST::matrixList.count() + 1);
  }
  KST::matrixList.lock().unlock();

  KstMatrixPtr p = new KstRMatrix(src, field, matrixName, xStart, yStart, xNumSteps, yNumSteps, 
                                  boxcarFilter, skipFrames > 0, skipFrames);
  KST::addMatrixToList(p);

  src->unlock();

  if (p) {
    _doc->forceUpdate();
    _doc->setModified();
    return p->tagName();
  }

  return QString::null;
}
开发者ID:，项目名称:，代码行数:60，代码来源:

示例14: KstDataSource

IndirectSource::IndirectSource(QSettings *cfg, const QString& filename, KstDataSourcePtr child)
    : KstDataSource(cfg, filename, QString::null), _child(child) {
    if (child) {
        _valid = true;
        _fieldList = child->fieldList();
    } else {
        _valid = false;
    }
}
开发者ID:，项目名称:，代码行数:9，代码来源:

示例15: while

const QString& KstIfaceImpl::loadVector(const QString& file, const QString& field) {
  KstDataSourcePtr src;
  /* generate or find the kstfile */
  KST::dataSourceList.lock().writeLock();
  KstDataSourceList::Iterator it = KST::dataSourceList.findReusableFileName(file);

  if (it == KST::dataSourceList.end()) {
    src = KstDataSource::loadSource(file);
    if (!src || !src->isValid()) {
      KST::dataSourceList.lock().unlock();
      return QString::null;
    }
    if (src->isEmpty()) {
      KST::dataSourceList.lock().unlock();
      return QString::null;
    }
    KST::dataSourceList.append(src);
  } else {
    src = *it;
  }
  src->writeLock();
  KST::dataSourceList.lock().unlock();

  KST::vectorList.lock().readLock();
  QString vname = "V" + QString::number(KST::vectorList.count() + 1);

  while (KstData::self()->vectorTagNameNotUnique(vname, false)) {
    vname = "V" + QString::number(KST::vectorList.count() + 1);
  }
  KST::vectorList.lock().unlock();

  KstVectorPtr p = new KstRVector(src, field, vname, 0, -1, 0, false, false);
  KST::addVectorToList(p);

  src->unlock();

  if (p) {
    _doc->forceUpdate();
    _doc->setModified();
    return p->tagName();
  }

  return QString::null;
}
开发者ID:，项目名称:，代码行数:44，代码来源:


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