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Implemented multiple BLOB cells copy/paste

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This commit is contained in:
Vladislav Tronko
2016-08-06 21:28:46 +03:00
parent 83e9e60447
commit 5cd65e8ef6
2 changed files with 66 additions and 3 deletions
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66
src/ExtendedTableWidget.cpp
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@@ -57,6 +57,33 @@ void ExtendedTableWidget::copy()
return;
}
m_buffer.clear();
// If any of the cells contain binary data - we use inner buffer
bool containsBinary = false;
SqliteTableModel* m = qobject_cast<SqliteTableModel*>(model());
foreach (const QModelIndex& index, indices)
if (m->isBinary(index)) {
containsBinary = true;
break;
}
if (containsBinary) {
qApp->clipboard()->clear();
// Copy selected data into inner buffer
int columns = indices.last().column() - indices.first().column() + 1;
while (!indices.isEmpty()) {
QByteArrayList lst;
for (int i = 0; i < columns; ++i) {
lst << indices.first().data(Qt::EditRole).toByteArray();
indices.pop_front();
}
m_buffer.push_back(lst);
}
return;
}
QModelIndex first = indices.first();
QString result;
int currentRow = 0;
@@ -82,8 +109,6 @@ void ExtendedTableWidget::copy()
void ExtendedTableWidget::paste()
{
QString clipboard = qApp->clipboard()->text();
// Get list of selected items
QItemSelectionModel* selection = selectionModel();
QModelIndexList indices = selection->selectedIndexes();
@@ -92,6 +117,42 @@ void ExtendedTableWidget::paste()
if(indices.isEmpty())
return;
SqliteTableModel* m = qobject_cast<SqliteTableModel*>(model());
if (qApp->clipboard()->text().isEmpty() && !m_buffer.isEmpty()) {
// If buffer contains something - use it instead of clipboard
int rows = m_buffer.size();
int columns = m_buffer.first().size();
int firstRow = indices.front().row();
int firstColumn = indices.front().column();
int lastRow = qMin(firstRow + rows - 1, m->rowCount() - 1);
int lastColumn = qMin(firstColumn + columns - 1, m->columnCount() - 1);
int row = firstRow;
foreach(const QByteArrayList& lst, m_buffer) {
int column = firstColumn;
foreach(const QByteArray& ba, lst) {
m->setData(m->index(row, column), ba);
column++;
if (column > lastColumn)
break;
}
row++;
if (row > lastRow)
break;
}
return;
}
QString clipboard = qApp->clipboard()->text();
// Find out end of line character
QString endOfLine;
if(clipboard.endsWith('\n'))
@@ -155,7 +216,6 @@ void ExtendedTableWidget::paste()
// Here we have positive answer even if cliboard is bigger than selection
SqliteTableModel* m = qobject_cast<SqliteTableModel*>(model());
// If last row and column are after table size clamp it
int lastRow = qMin(firstRow + clipboardRows - 1, m->rowCount() - 1);
int lastColumn = qMin(firstColumn + clipboardColumns - 1, m->columnCount() - 1);