tablewidgeteditor.cpp

qt-x11-opensource-src-4.1.4.tar.gz源码

{
    if (fromColumn >= toColumn)
        return;

    QTableWidgetItem *lastItem = ui.tableWidget->takeHorizontalHeaderItem(toColumn);
    for (int i = toColumn; i > fromColumn; i--) {
        ui.tableWidget->setHorizontalHeaderItem(i,
                    ui.tableWidget->takeHorizontalHeaderItem(i - 1));
    }
    ui.tableWidget->setHorizontalHeaderItem(fromColumn, lastItem);

    for (int i = 0; i < ui.tableWidget->rowCount(); i++) {
        QTableWidgetItem *lastItem = ui.tableWidget->takeItem(i, toColumn);
        for (int j = toColumn; j > fromColumn; j--)
            ui.tableWidget->setItem(i, j, ui.tableWidget->takeItem(i, j - 1));
        ui.tableWidget->setItem(i, fromColumn, lastItem);
    }
}

void TableWidgetEditor::moveColumnsRight(int fromColumn, int toColumn)
{
    if (fromColumn >= toColumn)
        return;

    QTableWidgetItem *lastItem = ui.tableWidget->takeHorizontalHeaderItem(fromColumn);
    for (int i = fromColumn; i < toColumn; i++) {
        ui.tableWidget->setHorizontalHeaderItem(i,
                    ui.tableWidget->takeHorizontalHeaderItem(i + 1));
    }
    ui.tableWidget->setHorizontalHeaderItem(toColumn, lastItem);

    for (int i = 0; i < ui.tableWidget->rowCount(); i++) {
        QTableWidgetItem *lastItem = ui.tableWidget->takeItem(i, fromColumn);
        for (int j = fromColumn; j < toColumn; j++)
            ui.tableWidget->setItem(i, j, ui.tableWidget->takeItem(i, j + 1));
        ui.tableWidget->setItem(i, toColumn, lastItem);
    }
}

void TableWidgetEditor::moveRowsDown(int fromRow, int toRow)
{
    if (fromRow >= toRow)
        return;

    QTableWidgetItem *lastItem = ui.tableWidget->takeVerticalHeaderItem(toRow);
    for (int i = toRow; i > fromRow; i--) {
        ui.tableWidget->setVerticalHeaderItem(i,
                    ui.tableWidget->takeVerticalHeaderItem(i - 1));
    }
    ui.tableWidget->setVerticalHeaderItem(fromRow, lastItem);

    for (int i = 0; i < ui.tableWidget->columnCount(); i++) {
        QTableWidgetItem *lastItem = ui.tableWidget->takeItem(toRow, i);
        for (int j = toRow; j > fromRow; j--)
            ui.tableWidget->setItem(j, i, ui.tableWidget->takeItem(j - 1, i));
        ui.tableWidget->setItem(fromRow, i, lastItem);
    }
}

void TableWidgetEditor::moveRowsUp(int fromRow, int toRow)
{
    if (fromRow >= toRow)
        return;

    QTableWidgetItem *lastItem = ui.tableWidget->takeVerticalHeaderItem(fromRow);
    for (int i = fromRow; i < toRow; i++) {
        ui.tableWidget->setVerticalHeaderItem(i,
                    ui.tableWidget->takeVerticalHeaderItem(i + 1));
    }
    ui.tableWidget->setVerticalHeaderItem(toRow, lastItem);

    for (int i = 0; i < ui.tableWidget->columnCount(); i++) {
        QTableWidgetItem *lastItem = ui.tableWidget->takeItem(fromRow, i);
        for (int j = fromRow; j < toRow; j++)
            ui.tableWidget->setItem(j, i, ui.tableWidget->takeItem(j + 1, i));
        ui.tableWidget->setItem(toRow, i, lastItem);
    }
}

void TableWidgetEditor::on_newColumnButton_clicked()
{
    m_updating = true;
    QListWidgetItem *currentColumn = ui.columnsListWidget->currentItem();
    int idx = ui.columnsListWidget->count();
    if (currentColumn)
        idx = ui.columnsListWidget->currentRow() + 1;

    QString newColumnString = tr("New Column");

    int columnCount = ui.tableWidget->columnCount();
    ui.tableWidget->setColumnCount(columnCount + 1);

    QTableWidgetItem *headerItem = ui.tableWidget->horizontalHeaderItem(columnCount);
    if (!headerItem)
        headerItem = new QTableWidgetItem;
    headerItem->setText(newColumnString);
    ui.tableWidget->setHorizontalHeaderItem(columnCount, headerItem);
    moveColumnsLeft(idx, columnCount);

    QListWidgetItem *currentRow = ui.rowsListWidget->currentItem();
    if (currentRow) {
        int row = ui.rowsListWidget->currentRow();
        ui.tableWidget->setCurrentCell(row, idx);
    }

    QListWidgetItem *item = new QListWidgetItem();
    item->setFlags(item->flags() | Qt::ItemIsEditable);
    item->setText(newColumnString);
    ui.columnsListWidget->insertItem(idx, item);
    ui.columnsListWidget->setCurrentItem(item);

    m_updating = false;
    updateEditor();

    ui.columnsListWidget->editItem(item);
}

void TableWidgetEditor::on_renameColumnButton_clicked()
{
    QListWidgetItem *currentColumn = ui.columnsListWidget->currentItem();
    if (!currentColumn)
        return;

    ui.columnsListWidget->editItem(currentColumn);
}

void TableWidgetEditor::on_deleteColumnButton_clicked()
{
    QListWidgetItem *currentColumn = ui.columnsListWidget->currentItem();
    if (!currentColumn)
        return;

    m_updating = true;

    int idx = ui.columnsListWidget->currentRow();
    int columnCount = ui.tableWidget->columnCount();

    moveColumnsRight(idx, columnCount - 1);
    ui.tableWidget->setColumnCount(columnCount - 1);

    delete currentColumn;
    if (idx == columnCount - 1)
        idx--;
    if (idx >= 0)
        ui.columnsListWidget->setCurrentRow(idx);

    m_updating = false;
    updateEditor();
}

void TableWidgetEditor::on_moveColumnUpButton_clicked()
{
    QListWidgetItem *currentColumn = ui.columnsListWidget->currentItem();
    if (!currentColumn)
        return;

    int idx = ui.columnsListWidget->currentRow();

    if (idx == 0)
        return;

    m_updating = true;

    moveColumnsRight(idx - 1, idx);
    ui.columnsListWidget->takeItem(idx);
    ui.columnsListWidget->insertItem(idx - 1, currentColumn);
    ui.columnsListWidget->setCurrentItem(currentColumn);

    m_updating = false;
    updateEditor();
}

void TableWidgetEditor::on_moveColumnDownButton_clicked()
{
    QListWidgetItem *currentColumn = ui.columnsListWidget->currentItem();
    if (!currentColumn)
        return;

    int idx = ui.columnsListWidget->currentRow();
    int columnCount = ui.tableWidget->columnCount();

    if (idx == columnCount - 1)
        return;

    m_updating = true;

    moveColumnsLeft(idx, idx + 1);
    ui.columnsListWidget->takeItem(idx);
    ui.columnsListWidget->insertItem(idx + 1, currentColumn);
    ui.columnsListWidget->setCurrentItem(currentColumn);

    m_updating = false;
    updateEditor();
}

void TableWidgetEditor::on_previewPixmapColumnButton_clicked()
{
    QListWidgetItem *currentColumn = ui.columnsListWidget->currentItem();
    if (!currentColumn)
        return;

    int currentRow = ui.columnsListWidget->currentRow();

    FindIconDialog dialog(m_form, this);
    QString file_path;
    QString qrc_path;

    QIcon icon = currentColumn->icon();
    if (icon.isNull()) {
        file_path = m_form->absoluteDir().absolutePath();
    } else {
        file_path = m_form->core()->iconCache()->iconToFilePath(icon);
        qrc_path = m_form->core()->iconCache()->iconToQrcPath(icon);
    }

    dialog.setPaths(qrc_path, file_path);
    if (dialog.exec()) {
        file_path = dialog.filePath();
        qrc_path = dialog.qrcPath();
        if (!file_path.isEmpty()) {
            icon = m_form->core()->iconCache()->nameToIcon(file_path, qrc_path);
            currentColumn->setIcon(icon);
            QTableWidgetItem *headerItem = ui.tableWidget->horizontalHeaderItem(currentRow);
            if (!headerItem) {
                headerItem = new QTableWidgetItem;
            }
            headerItem->setIcon(icon);
            ui.tableWidget->setHorizontalHeaderItem(currentRow, headerItem);
            ui.previewPixmapColumnButton->setIcon(icon);
            ui.deletePixmapColumnButton->setEnabled(!icon.isNull());
        }
    }

}

void TableWidgetEditor::on_deletePixmapColumnButton_clicked()
{
    QListWidgetItem *curItem = ui.columnsListWidget->currentItem();
    if (!curItem)
        return;

    curItem->setIcon(QIcon());
    int col = ui.columnsListWidget->currentRow();
    QTableWidgetItem *headerItem = ui.tableWidget->horizontalHeaderItem(col);
    if (headerItem)
        headerItem->setIcon(QIcon());
    ui.previewPixmapColumnButton->setIcon(QIcon());
    ui.deletePixmapColumnButton->setEnabled(false);
}

void TableWidgetEditor::on_newRowButton_clicked()
{
    m_updating = true;

    QListWidgetItem *currentRow = ui.rowsListWidget->currentItem();
    int idx = ui.rowsListWidget->count();
    if (currentRow)
        idx = ui.rowsListWidget->currentRow() + 1;

    QString newRowString = tr("New Row");

    int rowCount = ui.tableWidget->rowCount();
    ui.tableWidget->setRowCount(rowCount + 1);

    QTableWidgetItem *headerItem = ui.tableWidget->verticalHeaderItem(rowCount);
    if (!headerItem)
        headerItem = new QTableWidgetItem;
    headerItem->setText(newRowString);
    ui.tableWidget->setVerticalHeaderItem(rowCount, headerItem);
    moveRowsDown(idx, rowCount);

    QListWidgetItem *currentCol = ui.columnsListWidget->currentItem();
    if (currentCol) {
        int col = ui.columnsListWidget->currentRow();
        ui.tableWidget->setCurrentCell(idx, col);
    }

    QListWidgetItem *item = new QListWidgetItem();
    item->setFlags(item->flags() | Qt::ItemIsEditable);
    item->setText(newRowString);
    ui.rowsListWidget->insertItem(idx, item);
    ui.rowsListWidget->setCurrentItem(item);

    m_updating = false;
    updateEditor();

    ui.rowsListWidget->editItem(item);
}

void TableWidgetEditor::on_renameRowButton_clicked()
{
    QListWidgetItem *currentRow = ui.rowsListWidget->currentItem();
    if (!currentRow)
        return;

    ui.rowsListWidget->editItem(currentRow);
}

void TableWidgetEditor::on_deleteRowButton_clicked()
{
    m_updating = true;

    QListWidgetItem *currentRow = ui.rowsListWidget->currentItem();
    if (!currentRow)
        return;

    int idx = ui.rowsListWidget->currentRow();
    int rowCount = ui.tableWidget->rowCount();

    moveRowsUp(idx, rowCount - 1);
    ui.tableWidget->setRowCount(rowCount - 1);

    delete currentRow;
    if (idx == rowCount - 1)
        idx--;
    if (idx >= 0)
        ui.rowsListWidget->setCurrentRow(idx);

    m_updating = false;
    updateEditor();
}

void TableWidgetEditor::on_moveRowUpButton_clicked()
{
    QListWidgetItem *currentRow = ui.rowsListWidget->currentItem();
    if (!currentRow)
        return;

    int idx = ui.rowsListWidget->currentRow();

    if (idx == 0)
        return;

    m_updating = true;

    moveRowsUp(idx - 1, idx);
    ui.rowsListWidget->takeItem(idx);
    ui.rowsListWidget->insertItem(idx - 1, currentRow);
    ui.rowsListWidget->setCurrentItem(currentRow);

    m_updating = false;
    updateEditor();
}

void TableWidgetEditor::on_moveRowDownButton_clicked()
{
    QListWidgetItem *currentRow = ui.rowsListWidget->currentItem();
    if (!currentRow)
        return;

    int idx = ui.rowsListWidget->currentRow();
    int rowCount = ui.tableWidget->rowCount();

    if (idx == rowCount - 1)
        return;

    m_updating = true;

    moveRowsDown(idx, idx + 1);
    ui.rowsListWidget->takeItem(idx);
    ui.rowsListWidget->insertItem(idx + 1, currentRow);
    ui.rowsListWidget->setCurrentItem(currentRow);

    m_updating = false;
    updateEditor();
}

void TableWidgetEditor::on_previewPixmapRowButton_clicked()
{
    QListWidgetItem *currentRow = ui.rowsListWidget->currentItem();
    if (!currentRow)
        return;

    int current = ui.rowsListWidget->currentRow();

    FindIconDialog dialog(m_form, this);
    QString file_path;
    QString qrc_path;

    QIcon icon = currentRow->icon();
    if (icon.isNull()) {
        file_path = m_form->absoluteDir().absolutePath();
    } else {
        file_path = m_form->core()->iconCache()->iconToFilePath(icon);
        qrc_path = m_form->core()->iconCache()->iconToQrcPath(icon);
    }

    dialog.setPaths(qrc_path, file_path);
    if (dialog.exec()) {
        file_path = dialog.filePath();
        qrc_path = dialog.qrcPath();
        if (!file_path.isEmpty()) {
            icon = m_form->core()->iconCache()->nameToIcon(file_path, qrc_path);
            currentRow->setIcon(icon);
            QTableWidgetItem *headerItem = ui.tableWidget->verticalHeaderItem(current);
            if (!headerItem)
                headerItem = new QTableWidgetItem;
            headerItem->setIcon(icon);
            ui.tableWidget->setVerticalHeaderItem(current, headerItem);
            ui.previewPixmapRowButton->setIcon(icon);
            ui.deletePixmapRowButton->setEnabled(!icon.isNull());
        }
    }

}

void TableWidgetEditor::on_deletePixmapRowButton_clicked()
{
    QListWidgetItem *curItem = ui.rowsListWidget->currentItem();
    if (!curItem)
        return;

    curItem->setIcon(QIcon());
    int row = ui.rowsListWidget->currentRow();
    QTableWidgetItem *headerItem = ui.tableWidget->verticalHeaderItem(row);
    if (headerItem)
        headerItem->setIcon(QIcon());
    ui.previewPixmapRowButton->setIcon(QIcon());
    ui.deletePixmapRowButton->setEnabled(false);
}