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Implementation of custom element assignment from file
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86 changes: 86 additions & 0 deletions
86
avogadro/qtplugins/customelements/backgroundfileformat.cpp
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| /****************************************************************************** | ||
| This source file is part of the Avogadro project. | ||
| Copyright 2013 Kitware, Inc. | ||
| This source code is released under the New BSD License, (the "License"). | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| ******************************************************************************/ | ||
|
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| #include "backgroundfileformat.h" | ||
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| #include <avogadro/io/fileformat.h> | ||
|
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| namespace Avogadro { | ||
|
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| BackgroundFileFormat::BackgroundFileFormat(Io::FileFormat* format, | ||
| QObject* aparent) | ||
| : QObject(aparent) | ||
| , m_format(format) | ||
| , m_molecule(nullptr) | ||
| , m_success(false) | ||
| {} | ||
|
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| BackgroundFileFormat::~BackgroundFileFormat() | ||
| { | ||
| delete m_format; | ||
| } | ||
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| void BackgroundFileFormat::read() | ||
| { | ||
| m_success = false; | ||
| m_error.clear(); | ||
|
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| if (!m_molecule) | ||
| m_error = tr("No molecule set in BackgroundFileFormat!"); | ||
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| if (!m_format) | ||
| m_error = tr("No Io::FileFormat set in BackgroundFileFormat!"); | ||
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| if (m_fileName.isEmpty()) | ||
| m_error = tr("No file name set in BackgroundFileFormat!"); | ||
|
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| if (m_error.isEmpty()) { | ||
| m_success = | ||
| m_format->readFile(m_fileName.toLocal8Bit().data(), *m_molecule); | ||
|
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| if (!m_success) | ||
| m_error = QString::fromStdString(m_format->error()); | ||
| } | ||
|
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| emit finished(); | ||
| } | ||
|
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| void BackgroundFileFormat::write() | ||
| { | ||
| m_success = false; | ||
| m_error.clear(); | ||
|
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| if (!m_molecule) | ||
| m_error = tr("No molecule set in BackgroundFileFormat!"); | ||
|
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| if (!m_format) | ||
| m_error = tr("No Io::FileFormat set in BackgroundFileFormat!"); | ||
|
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| if (m_fileName.isEmpty()) | ||
| m_error = tr("No file name set in BackgroundFileFormat!"); | ||
|
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| if (m_error.isEmpty()) { | ||
| m_success = | ||
| m_format->writeFile(m_fileName.toLocal8Bit().data(), *m_molecule); | ||
|
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| if (!m_success) | ||
| m_error = QString::fromStdString(m_format->error()); | ||
| } | ||
|
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| emit finished(); | ||
| } | ||
|
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| } // namespace Avogadro |
107 changes: 107 additions & 0 deletions
107
avogadro/qtplugins/customelements/backgroundfileformat.h
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,107 @@ | ||
| /****************************************************************************** | ||
| This source file is part of the Avogadro project. | ||
| Copyright 2013 Kitware, Inc. | ||
| This source code is released under the New BSD License, (the "License"). | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| ******************************************************************************/ | ||
|
|
||
| #ifndef AVOGADRO_BACKGROUNDFILEFORMAT_H | ||
| #define AVOGADRO_BACKGROUNDFILEFORMAT_H | ||
|
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| #include <QtCore/QObject> | ||
| #include <QtCore/QString> | ||
|
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| namespace Avogadro { | ||
|
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| namespace Core { | ||
| class Molecule; | ||
| } | ||
|
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| namespace Io { | ||
| class FileFormat; | ||
| } | ||
|
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| /** | ||
| * @brief The BackgroundFileFormat class provides a thin QObject wrapper around | ||
| * an instance of Io::FileFormat. | ||
| */ | ||
| class BackgroundFileFormat : public QObject | ||
| { | ||
| Q_OBJECT | ||
| public: | ||
| /** | ||
| * This class takes ownership of @a format and will delete it when destructed. | ||
| */ | ||
| explicit BackgroundFileFormat(Io::FileFormat* format, QObject* aparent = 0); | ||
| ~BackgroundFileFormat(); | ||
|
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| /** | ||
| * The molecule instance to read/write. | ||
| * @{ | ||
| */ | ||
| void setMolecule(Core::Molecule* mol) { m_molecule = mol; } | ||
| Core::Molecule* molecule() const { return m_molecule; } | ||
| /**@}*/ | ||
|
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| /** | ||
| * The name of the file to read/write. | ||
| * @{ | ||
| */ | ||
| void setFileName(const QString& filename) { m_fileName = filename; } | ||
| QString fileName() const { return m_fileName; } | ||
| /**@}*/ | ||
|
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| /** | ||
| * The Io::FileFormat to use. | ||
| */ | ||
| Io::FileFormat* fileFormat() const { return m_format; } | ||
|
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| /** | ||
| * @return True if the operation was successful. | ||
| */ | ||
| bool success() const { return m_success; } | ||
|
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| /** | ||
| * @return An error string, set if success() is false. | ||
| */ | ||
| QString error() const { return m_error; } | ||
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| signals: | ||
|
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| /** | ||
| * Emitted when a call to read or write is called. | ||
| */ | ||
| void finished(); | ||
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| public slots: | ||
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| /** | ||
| * Use the fileFormat() to read fileName() into molecule(). | ||
| */ | ||
| void read(); | ||
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| /** | ||
| * Use the fileFormat() to write fileName() from molecule(). | ||
| */ | ||
| void write(); | ||
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| private: | ||
| Io::FileFormat* m_format; | ||
| Core::Molecule* m_molecule; | ||
| QString m_fileName; | ||
| QString m_error; | ||
| bool m_success; | ||
| }; | ||
|
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| } // namespace Avogadro | ||
|
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| #endif // AVOGADRO_BACKGROUNDFILEFORMAT_H |
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