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** This file is part of the test suite of the Qt Toolkit.

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#include <QtGui/QtGui>

#include <QtTest/QtTest>

#include "../../shared/util.h"

#include "private/qapplication_p.h"

//TESTED_CLASS=

//TESTED_FILES=

// Will try to wait for the condition while allowing event processing

// for a maximum of 2 seconds.

#define WAIT_FOR_CONDITION(expr, expected) \

    do { \

        const int step = 100; \

        for (int i = 0; i < 2000 && expr != expected; i+=step) { \

            QTest::qWait(step); \

        } \

    } while(0)

typedef QList<int> IntList;

Q_DECLARE_METATYPE(IntList)

typedef QList<bool> BoolList;

Q_DECLARE_METATYPE(BoolList)

class tst_QTableView : public QObject

{

    Q_OBJECT

public:

    tst_QTableView();

    virtual ~tst_QTableView();

public slots:

    void initTestCase();

    void cleanupTestCase();

    void init();

    void cleanup();

private slots:

    void getSetCheck();

    void noDelegate();

    void noModel();

    void emptyModel();

    void removeRows_data();

    void removeRows();

    void removeColumns_data();

    void removeColumns();

    void keyboardNavigation_data();

    void keyboardNavigation();

    void headerSections_data();

    void headerSections();

    void moveCursor_data();

    void moveCursor();

    void moveCursorStrikesBack_data();

    void moveCursorStrikesBack();

    void hideRows_data();

    void hideRows();

    void hideColumns_data();

    void hideColumns();

    void selection_data();

    void selection();

    void selectRow_data();

    void selectRow();

    void selectColumn_data();

    void selectColumn();

    void visualRect_data();

    void visualRect();

    void fetchMore();

    void setHeaders();

    void resizeRowsToContents_data();

    void resizeRowsToContents();

    void resizeColumnsToContents_data();

    void resizeColumnsToContents();

    void rowViewportPosition_data();

    void rowViewportPosition();

    void rowAt_data();

    void rowAt();

    void rowHeight_data();

    void rowHeight();

    void columnViewportPosition_data();

    void columnViewportPosition();

    void columnAt_data();

    void columnAt();

    void columnWidth_data();

    void columnWidth();

    void hiddenRow_data();

    void hiddenRow();

    void hiddenColumn_data();

    void hiddenColumn();

    void sortingEnabled_data();

    void sortingEnabled();

    void scrollTo_data();

    void scrollTo();

    void indexAt_data();

    void indexAt();

    void span_data();

    void span();

    void spans();

    void spans_data();

    void spansAfterRowInsertion();

    void spansAfterColumnInsertion();

    void spansAfterRowRemoval();

    void spansAfterColumnRemoval();

    void checkHeaderReset();

    void checkHeaderMinSize();

    void resizeToContents();

    void tabFocus();

    void bigModel();

    void selectionSignal();

    // task-specific tests:

    void task173773_updateVerticalHeader();

    void task227953_setRootIndex();

    void task240266_veryBigColumn();

    void task248688_autoScrollNavigation();

    void task259308_scrollVerticalHeaderSwappedSections();

    void task191545_dragSelectRows();

    void mouseWheel_data();

    void mouseWheel();

    void addColumnWhileEditing();

    void task234926_setHeaderSorting();

};

// Testing get/set functions

void tst_QTableView::getSetCheck()

{

    QTableView obj1;

    obj1.setSortingEnabled(false);

    QCOMPARE(false, obj1.isSortingEnabled());

    obj1.setSortingEnabled(true);

    QCOMPARE(true, obj1.isSortingEnabled());

    obj1.setShowGrid(false);

    QCOMPARE(false, obj1.showGrid());

    obj1.setShowGrid(true);

    QCOMPARE(true, obj1.showGrid());

    obj1.setGridStyle(Qt::NoPen);

    QCOMPARE(Qt::NoPen, obj1.gridStyle());

    obj1.setGridStyle(Qt::SolidLine);

    QCOMPARE(Qt::SolidLine, obj1.gridStyle());

    obj1.setRootIndex(QModelIndex());

    QCOMPARE(QModelIndex(), obj1.rootIndex());

    QStandardItemModel model(10, 10);

    obj1.setModel(&model);

    QModelIndex index = model.index(0, 0);

    obj1.setRootIndex(index);

    QCOMPARE(index, obj1.rootIndex());

    QHeaderView *var1 = new QHeaderView(Qt::Horizontal);

    obj1.setHorizontalHeader(var1);

    QCOMPARE(var1, obj1.horizontalHeader());

    obj1.setHorizontalHeader((QHeaderView *)0);

    QCOMPARE(var1, obj1.horizontalHeader());

    delete var1;

    QHeaderView *var2 = new QHeaderView(Qt::Vertical);

    obj1.setVerticalHeader(var2);

    QCOMPARE(var2, obj1.verticalHeader());

    obj1.setVerticalHeader((QHeaderView *)0);

    QCOMPARE(var2, obj1.verticalHeader());

    delete var2;

    QCOMPARE(obj1.isCornerButtonEnabled(), true);

    obj1.setCornerButtonEnabled(false);

    QCOMPARE(obj1.isCornerButtonEnabled(), false);

}

class QtTestTableModel: public QAbstractTableModel

{

    Q_OBJECT

signals:

    void invalidIndexEncountered() const;

public:

    QtTestTableModel(int rows = 0, int columns = 0, QObject *parent = 0)

        : QAbstractTableModel(parent),

          row_count(rows),

          column_count(columns),

          can_fetch_more(false),

          fetch_more_count(0),

          disabled_rows(),

          disabled_columns() {}

    int rowCount(const QModelIndex& = QModelIndex()) const { return row_count; }

    int columnCount(const QModelIndex& = QModelIndex()) const { return column_count; }

    bool isEditable(const QModelIndex &) const { return true; }

    Qt::ItemFlags flags(const QModelIndex &index) const

    {

        Qt::ItemFlags index_flags = QAbstractTableModel::flags(index);

        if (disabled_rows.contains(index.row())

            || disabled_columns.contains(index.column()))

            index_flags &= ~Qt::ItemIsEnabled;

        return index_flags;

    }

    void disableRow(int row)

    {

        disabled_rows.insert(row);

    }

    void enableRow(int row)

    {

        disabled_rows.remove(row);

    }

    void disableColumn(int column)

    {

        disabled_columns.insert(column);

    }

    void enableColumn(int column)

    {

        disabled_columns.remove(column);

    }

    QVariant data(const QModelIndex &idx, int role) const

    {

        if (!idx.isValid() || idx.row() >= row_count || idx.column() >= column_count) {

            qWarning() << "Invalid modelIndex [%d,%d,%p]" << idx;

            emit invalidIndexEncountered();

            return QVariant();

        }

        if (role == Qt::DisplayRole || role == Qt::EditRole)

            return QString("[%1,%2,%3]").arg(idx.row()).arg(idx.column()).arg(0);

        return QVariant();

    }

    bool insertRows(int start, int count, const QModelIndex &parent = QModelIndex())

    {

        if (start < 0 || start > row_count)

            return false;

        beginInsertRows(parent, start, start + count - 1);

        row_count += count;

        endInsertRows();

        return true;

    }

    bool removeRows(int start, int count, const QModelIndex &parent = QModelIndex())

    {

        if (start < 0 || start >= row_count || row_count < count)

            return false;

        beginRemoveRows(parent, start, start + count - 1);

        row_count -= count;

        endRemoveRows();

        return true;

    }

    void removeLastRow()

    {

        beginRemoveRows(QModelIndex(), row_count - 1, row_count - 1);

        --row_count;

        endRemoveRows();

    }

    void removeAllRows()

    {

        beginRemoveRows(QModelIndex(), 0, row_count - 1);

        row_count = 0;

        endRemoveRows();

    }

    bool insertColumns(int start, int count, const QModelIndex &parent = QModelIndex())

    {

        if (start < 0 || start > column_count)

            return false;

        beginInsertColumns(parent, start, start + count - 1);

        column_count += count;

        endInsertColumns();

        return true;

    }

    bool removeColumns(int start, int count, const QModelIndex &parent = QModelIndex())

    {

        if (start < 0 || start >= column_count || column_count < count)

            return false;

        beginRemoveColumns(parent, start, start + count - 1);

        column_count -= count;

        endRemoveColumns();

        return true;

    }

    void removeLastColumn()

    {

        beginRemoveColumns(QModelIndex(), column_count - 1, column_count - 1);

        --column_count;

        endRemoveColumns();

    }

    void removeAllColumns()

    {

        beginRemoveColumns(QModelIndex(), 0, column_count - 1);

        column_count = 0;

        endRemoveColumns();

    }

    bool canFetchMore(const QModelIndex &) const

    {

        return can_fetch_more;

    }

    void fetchMore(const QModelIndex &)

    {

        ++fetch_more_count;

    }

    void reset()

    {

        QAbstractTableModel::reset();

    }

    int row_count;

    int column_count;

    bool can_fetch_more;

    int fetch_more_count;

    QSet<int> disabled_rows;

    QSet<int> disabled_columns;

};

class QtTestTableView : public QTableView

{

Q_OBJECT

public:

    QtTestTableView(QWidget *parent = 0) : QTableView(parent), checkSignalOrder(false), hasCurrentChanged(0), hasSelectionChanged(0) {}

    void setModel(QAbstractItemModel *model)

    {

        QTableView::setModel(model);

        connect(selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)),

                     this, SLOT(currentChanged(QModelIndex,QModelIndex)));

        connect(selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)),

                     this, SLOT(itemSelectionChanged(QItemSelection,QItemSelection)));

    }

    enum CursorAction {

        MoveUp       = QAbstractItemView::MoveUp,

        MoveDown     = QAbstractItemView::MoveDown,

        MoveLeft     = QAbstractItemView::MoveLeft,

        MoveRight    = QAbstractItemView::MoveRight,

        MoveHome     = QAbstractItemView::MoveHome,

        MoveEnd      = QAbstractItemView::MoveEnd,

        MovePageUp   = QAbstractItemView::MovePageUp,

        MovePageDown = QAbstractItemView::MovePageDown,

        MoveNext     = QAbstractItemView::MoveNext,

        MovePrevious = QAbstractItemView::MovePrevious

    };

    QModelIndex moveCursor(QtTestTableView::CursorAction cursorAction,

                           Qt::KeyboardModifiers modifiers)

    {

        return QTableView::moveCursor((QAbstractItemView::CursorAction)cursorAction, modifiers);

    }

    int columnWidthHint(int column) const

    {

        return sizeHintForColumn(column);

    }

    int rowHeightHint(int row) const

    {

        return sizeHintForRow(row);

    }

    bool isIndexHidden(const QModelIndex &index) const

    {

        return QTableView::isIndexHidden(index);

    }

    void setSelection(const QRect &rect, QItemSelectionModel::SelectionFlags command)

    {

        QTableView::setSelection(rect, command);

    }

    QModelIndexList selectedIndexes() const

    {

        return QTableView::selectedIndexes();

    }

    bool checkSignalOrder;

public slots:

    void currentChanged(QModelIndex , QModelIndex ) {

        hasCurrentChanged++;

        if (checkSignalOrder)

            QVERIFY(hasCurrentChanged > hasSelectionChanged);

    }

    void itemSelectionChanged(QItemSelection , QItemSelection ) {

        hasSelectionChanged++;

        if (checkSignalOrder)

            QVERIFY(hasCurrentChanged >= hasSelectionChanged);

    }

private:

    int hasCurrentChanged;

    int hasSelectionChanged;

};

class QtTestItemDelegate : public QItemDelegate

{

public:

    QSize sizeHint(const QStyleOptionViewItem&, const QModelIndex&) const

    {

        return hint;

    }

    QSize hint;

};

tst_QTableView::tst_QTableView()

{

}

tst_QTableView::~tst_QTableView()

{

}

void tst_QTableView::initTestCase()

{

#ifdef Q_OS_WINCE //disable magic for WindowsCE

    qApp->setAutoMaximizeThreshold(-1);

#endif

}

void tst_QTableView::cleanupTestCase()

{

}

void tst_QTableView::init()

{

}

void tst_QTableView::cleanup()

{

}

void tst_QTableView::noDelegate()

{

    QtTestTableModel model(3, 3);

    QTableView view;

    view.setModel(&model);

    view.setItemDelegate(0);

    view.show();