Method delCols

src/csvapplication.cpp:2485–2520

void CsvApplication::delCols() {
	int row_top, row_bottom, col_top, col_bottom;
	int newCol;
	int winIndex = app.getTopWindow();
	int choice;
	windows[winIndex].grid->get_selection(row_top, col_top, row_bottom, col_bottom);
	
	if( col_top < 0 || col_bottom < 0 || col_top >= windows[winIndex].table->getNumberCols() || col_bottom >= windows[winIndex].table->getNumberCols() ) {
		myFlChoice("Info", "No columns selected to delete!", {"OK"});
		return;
	}

	windows[winIndex].grid->setDeletionHighlight(false, col_top, col_bottom);
	choice = myFlChoice("Confirmation", "Really delete "+std::to_string(col_bottom-col_top+1)+" column(s)?", {"Yes", "No"});
	windows[winIndex].grid->removeDeletionHighlight();
	if( choice != 0) {
		return;
	}

	// Close Search Window
	lastFound = {-1,-1};
	searchWin->hide();
	
	newCol = col_top > 0 ? col_top - 1 : 0;
	showImWorkingWindow("Deleting column(s) ...");
	windows[winIndex].addUndoStateTable("Delete column(s)");
	windows[winIndex].setChanged(true);
	windows[winIndex].setUsed(true);
	windows[winIndex].table->delCols(col_top, col_bottom);
	hideImWorkingWindow();
	windows[winIndex].grid->updateSelection(row_top, newCol, row_bottom, newCol);
	windows[winIndex].grid->rows( windows[winIndex].table->getNumberRows() );
	windows[winIndex].grid->cols( windows[winIndex].table->getNumberCols() );
	windows[winIndex].grid->redraw();
	Fl::check();
}


void CsvApplication::delRows() {