src/plugins/texteditor/generichighlighter/managedefinitionsdialog.cpp

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  33
  34 #include "managedefinitionsdialog.h"
  35 #include "manager.h"
  36
  37 #include <QtCore/QUrl>
  38 #include <QtCore/QIODevice>
  39 #include <QtCore/QXmlStreamReader>
  40 #include <QtCore/QXmlStreamAttributes>
  41 #include <QtCore/QFuture>
  42 #include <QtCore/QFutureWatcher>
  43 #include <QtCore/QtConcurrentMap>
  44 #include <QtCore/QFile>
  45 #include <QtCore/QFileInfo>
  46 #include <QtGui/QMessageBox>
  47
  48 #include <QtCore/QDebug>
  49
  50 using namespace TextEditor;
  51 using namespace Internal;
  52
  53 ManageDefinitionsDialog::ManageDefinitionsDialog(
  54         const QList<HighlightDefinitionMetaData> &metaDataList,
  55         const QString &path,
  56         QWidget *parent) :
  57     QDialog(parent),
  58     m_definitionsMetaData(metaDataList),
  59     m_path(path)
  60 {
  61     ui.setupUi(this);
  62     ui.definitionsTable->setHorizontalHeaderLabels(
  63         QStringList() << tr("Name") << tr("Installed") << tr("Available"));
  64     ui.definitionsTable->horizontalHeader()->setResizeMode(0, QHeaderView::Stretch);
  65
  66     setWindowTitle(tr("Download Definitions"));
  67
  68     populateDefinitionsWidget();
  69
  70     connect(ui.downloadButton, SIGNAL(clicked()), this, SLOT(downloadDefinitions()));
  71     connect(ui.allButton, SIGNAL(clicked()), this, SLOT(selectAll()));
  72     connect(ui.clearButton, SIGNAL(clicked()), this, SLOT(clearSelection()));
  73     connect(ui.invertButton, SIGNAL(clicked()), this, SLOT(invertSelection()));
  74 }
  75
  76 void ManageDefinitionsDialog::populateDefinitionsWidget()
  77 {
  78     const int size = m_definitionsMetaData.size();
  79     ui.definitionsTable->setRowCount(size);
  80     for (int i = 0; i < size; ++i) {
  81         const HighlightDefinitionMetaData &downloadData = m_definitionsMetaData.at(i);
  82
  83         // Look for this definition in the current path specified by the user, not the one
  84         // stored in the settings. So the manager should not be queried for this information.
  85         QString dirVersion;
  86         QFileInfo fi(m_path + downloadData.fileName());
  87         QFile definitionFile(fi.absoluteFilePath());
  88         if (definitionFile.open(QIODevice::ReadOnly | QIODevice::Text)) {
  89             const QSharedPointer<HighlightDefinitionMetaData> &data = Manager::parseMetadata(fi);
  90             if (!data.isNull())
  91                 dirVersion = data->version();
  92         }
  93
  94         for (int j = 0; j < 3; ++j) {
  95             QTableWidgetItem *item = new QTableWidgetItem;
  96             if (j == 0)
  97                 item->setText(downloadData.name());
  98             else if (j == 1) {
  99                 item->setText(dirVersion);
 100                 item->setTextAlignment(Qt::AlignCenter);
 101             } else if (j == 2) {
 102                 item->setText(downloadData.version());
 103                 item->setTextAlignment(Qt::AlignCenter);
 104             }
 105             ui.definitionsTable->setItem(i, j, item);
 106         }
 107     }
 108 }
 109
 110 void ManageDefinitionsDialog::downloadDefinitions()
 111 {
 112     if (Manager::instance()->isDownloadingDefinitions()) {
 113         QMessageBox::information(
 114             this,
 115             tr("Download Information"),
 116             tr("There is already one download in progress. Please wait until it is finished."));
 117         return;
 118     }
 119
 120     QList<QUrl> urls;
 121     foreach (const QModelIndex &index, ui.definitionsTable->selectionModel()->selectedRows())
 122         urls.append(m_definitionsMetaData.at(index.row()).url());
 123     Manager::instance()->downloadDefinitions(urls, m_path);
 124     accept();
 125 }
 126
 127 void ManageDefinitionsDialog::selectAll()
 128 {
 129     ui.definitionsTable->selectAll();
 130     ui.definitionsTable->setFocus();
 131 }
 132
 133 void ManageDefinitionsDialog::clearSelection()
 134 {
 135     ui.definitionsTable->clearSelection();
 136 }
 137
 138 void ManageDefinitionsDialog::invertSelection()
 139 {
 140     const QModelIndex &topLeft = ui.definitionsTable->model()->index(0, 0);
 141     const QModelIndex &bottomRight =
 142         ui.definitionsTable->model()->index(ui.definitionsTable->rowCount() - 1,
 143                                             ui.definitionsTable->columnCount() - 1);
 144     QItemSelection itemSelection(topLeft, bottomRight);
 145     ui.definitionsTable->selectionModel()->select(itemSelection, QItemSelectionModel::Toggle);
 146     ui.definitionsTable->setFocus();
 147 }
 148
 149 void ManageDefinitionsDialog::changeEvent(QEvent *e)
 150 {
 151     QDialog::changeEvent(e);
 152     switch (e->type()) {
 153     case QEvent::LanguageChange:
 154         ui.retranslateUi(this);
 155         break;
 156     default:
 157         break;
 158     }
 159 }