ghostwriter/src/ExportDialog.cpp at dev · jackcoolpython/ghostwriter · GitHub

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/***********************************************************************

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <http://www.gnu.org/licenses/>.

***********************************************************************/

#include <QFileInfo>

#include <QList>

#include <QString>

#include <QApplication>

#include <QFileDialog>

#include <QGridLayout>

#include <QVBoxLayout>

#include <QGroupBox>

#include <QComboBox>

#include <QCheckBox>

#include <QLabel>

#include <QSettings>

#include <QDesktopServices>

#include <QUrl>

#include "ExportDialog.h"

#include "ExporterFactory.h"

#include "Exporter.h"

#include "MessageBoxHelper.h"

#define GW_LAST_EXPORTER_KEY "Export/lastUsedExporter"

#define GW_SMART_TYPOGRAPHY_KEY "Export/smartTypographyEnabled"

ExportDialog::ExportDialog(TextDocument* document, QWidget* parent)

: QDialog(parent), document(document)

{

QList<Exporter*> exporters =

ExporterFactory::getInstance()->getFileExporters();

this->setWindowTitle(tr("Export"));

fileDialogWidget = new QFileDialog(this, Qt::Widget);

fileDialogWidget->setAcceptMode(QFileDialog::AcceptSave);

fileDialogWidget->setFileMode(QFileDialog::AnyFile);

fileDialogWidget->setWindowFlags(Qt::Widget);

fileDialogWidget->setOption(QFileDialog::DontUseNativeDialog, true);

QList<QUrl> shortcutFolders;

#if QT_VERSION >= 0x050000

QStringList standardLocations =

QStandardPaths::standardLocations(QStandardPaths::HomeLocation);

standardLocations <<

QStandardPaths::standardLocations(QStandardPaths::DesktopLocation);

standardLocations <<

QStandardPaths::standardLocations(QStandardPaths::DocumentsLocation);

// Adds the "My Computer" shortcut.

shortcutFolders << QUrl("file:");

foreach (QString loc, standardLocations)

{

shortcutFolders << QUrl::fromLocalFile(loc);

}

#else

shortcutFolders

<< QUrl::fromLocalFile(QDesktopServices::storageLocation(QDesktopServices::HomeLocation))

<< QUrl::fromLocalFile(QDesktopServices::storageLocation(QDesktopServices::DesktopLocation))

<< QUrl::fromLocalFile(QDesktopServices::storageLocation(QDesktopServices::DocumentsLocation));

#endif

// In Qt 5, the QFileDialog will be scrunched unless setVisible is called.

// Also, Qt 5 also will not show custom sidebar URLs unless setVisible() is

// called first. Note that this is not an issue in Qt 4.

fileDialogWidget->setVisible(true);

fileDialogWidget->setSidebarUrls(shortcutFolders);

connect(fileDialogWidget, SIGNAL(accepted()), this, SLOT(accept()));

connect(fileDialogWidget, SIGNAL(rejected()), this, SLOT(reject()));

exporterComboBox = new QComboBox();

int selectedIndex = 0;

QSettings settings;

QString lastExporterName =

settings.value(GW_LAST_EXPORTER_KEY, QString()).toString();

for (int i = 0; i < exporters.length(); i++)

{

Exporter* exporter = exporters[i];

exporterComboBox->addItem

(

exporter->getName(),

qVariantFromValue((void *) exporters[i])

);

QList<const ExportFormat*> formats =

exporter->getSupportedFormats();

// Build file filter list

QString filter = "";

for (int j = 0; j < formats.length(); j++)

{

filter += formats[j]->getNamedFilter();

if ((j + 1) < formats.length())

{

filter += QString(";;");

}

fileFilters.append(filter);

if (exporter->getName() == lastExporterName)

{

selectedIndex = i;

}

exporterComboBox->setCurrentIndex(selectedIndex);

fileDialogWidget->setNameFilter(fileFilters[selectedIndex]);

QString initialDirPath;

QString baseName;

if (!document->getFilePath().isNull() && !document->getFilePath().isEmpty())

{

QFileInfo inputFileInfo(document->getFilePath());

initialDirPath = inputFileInfo.dir().path();

baseName = inputFileInfo.baseName();

}

else

{

#if QT_VERSION >= 0x050000

standardLocations =

QStandardPaths::standardLocations(QStandardPaths::DocumentsLocation);

if (standardLocations.size() > 0)

{

initialDirPath = standardLocations[0];

}

#else

initialDirPath =

QDesktopServices::storageLocation(QDesktopServices::DocumentsLocation);

#endif

}

fileDialogWidget->setDirectory(initialDirPath);

if (exporters[selectedIndex]->getSupportedFormats().length() > 0)

{

const ExportFormat* currentFormat =

exporters[selectedIndex]->getSupportedFormats().at(0);

QString fileSuffix = currentFormat->getDefaultFileExtension();

(

!fileSuffix.isNull() &&

!fileSuffix.isEmpty()

)

{

if (!baseName.isNull())

{

fileDialogWidget->selectFile(initialDirPath + "/" +

baseName + "." + fileSuffix);

}

if (currentFormat->isFileExtensionMandatory())

{

fileDialogWidget->setDefaultSuffix(currentFormat->getDefaultFileExtension());

}

bool smartTypographyEnabled =

settings.value(GW_SMART_TYPOGRAPHY_KEY, true).toBool();

smartTypographyCheckBox = new QCheckBox(tr("Smart Typography"));

smartTypographyCheckBox->setChecked(smartTypographyEnabled);

QGroupBox* optionsGroupBox = new QGroupBox(tr("Export Options"));

QGridLayout* optionsLayout = new QGridLayout();

optionsLayout->addWidget(new QLabel(tr("Markdown Converter:")), 0, 0, 1, 1);

optionsLayout->addWidget(exporterComboBox, 0, 1, 1, 1, Qt::AlignLeft);

optionsLayout->addWidget(smartTypographyCheckBox, 0, 2, 1, 2);

optionsGroupBox->setLayout(optionsLayout);

QVBoxLayout* layout = new QVBoxLayout(this);

layout->addWidget(fileDialogWidget);

layout->addWidget(optionsGroupBox);

this->setLayout(layout);

connect(exporterComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(onExporterChanged(int)));

connect(fileDialogWidget, SIGNAL(filterSelected(QString)), this, SLOT(onFilterSelected(QString)));

}

ExportDialog::~ExportDialog()

{

QSettings settings;

settings.setValue(GW_LAST_EXPORTER_KEY, exporterComboBox->currentText());

settings.setValue(GW_SMART_TYPOGRAPHY_KEY, smartTypographyCheckBox->isChecked());

}

void ExportDialog::accept()

{

QDialog::accept();

this->setResult(fileDialogWidget->result());

QStringList selectedFiles = fileDialogWidget->selectedFiles();

if (!selectedFiles.isEmpty())

{

QString fileName = selectedFiles.at(0);

QString selectedFilter = fileDialogWidget->selectedNameFilter();

int selectedIndex = exporterComboBox->currentIndex();

QVariant exporterVariant = exporterComboBox->itemData(selectedIndex);

Exporter* exporter = (Exporter*) exporterVariant.value<void*>();

foreach (const ExportFormat* format, exporter->getSupportedFormats())

{

if (format->getNamedFilter() == selectedFilter)

{

QString err;

QApplication::setOverrideCursor(Qt::WaitCursor);

emit exportStarted(tr("exporting to %1").arg(fileName));

exporter->setSmartTypographyEnabled(smartTypographyCheckBox->isChecked());

exporter->exportToFile

(

format,

this->document->getFilePath(),

document->toPlainText(),

fileName,

err

);

emit exportComplete();

QApplication::restoreOverrideCursor();

if (!err.isNull())

{

MessageBoxHelper::critical(this, tr("Export failed."), err);

}

else

{

QDesktopServices::openUrl(QUrl::fromLocalFile(fileName));

}

break;

}

void ExportDialog::reject()

{

QDialog::reject();

this->setResult(fileDialogWidget->result());

}

void ExportDialog::onExporterChanged(int index)

{

QVariant exporterVariant = exporterComboBox->itemData(index);

Exporter* exporter = (Exporter*) exporterVariant.value<void*>();

if (exporter->getSupportedFormats().length() > 0)

{

const ExportFormat* format = exporter->getSupportedFormats().at(0);

if (format->isFileExtensionMandatory())

{

fileDialogWidget->setDefaultSuffix(format->getDefaultFileExtension());

}

fileDialogWidget->setNameFilter(fileFilters[index]);

}

void ExportDialog::onFilterSelected(const QString& filter)

{

int selectedIndex = exporterComboBox->currentIndex();

QVariant exporterVariant = exporterComboBox->itemData(selectedIndex);

Exporter* exporter = (Exporter*) exporterVariant.value<void*>();

foreach (const ExportFormat* format, exporter->getSupportedFormats())

{

if (format->getNamedFilter() == filter)

{

if (format->isFileExtensionMandatory())

{

fileDialogWidget->setDefaultSuffix(format->getDefaultFileExtension());

}

break;

}

ghostwriter/src/ExportDialog.cpp at dev · jackcoolpython/ghostwriter · GitHub

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