Method mergeCols

src/csvapplication.cpp:2631–2694

void CsvApplication::mergeCols() {
	Fl_Choice *colChoice;
	int windowIndex = getTopWindow();
	std::vector<int> sel = windows[windowIndex].grid->getSelection();
	int column = sel[1];
	int callbackDataExchange = 0;

	My_Fl_Small_Window * mergeColWin = new My_Fl_Small_Window(600, 175);
	mergeColWin->color(ColorThemes::getColor(app.getTheme(), "win_bg"));
	mergeColWin->label("Merge Columns");

	colChoice = new Fl_Choice(100, 50, 120, 25, "Columns: ");
	if( column == (table_index_t) windows[windowIndex].table->headerRow->size() - 1 && column > 0 ) {
		--column;
	}
	if( column < 0 || column >= (table_index_t) windows[windowIndex].table->headerRow->size() )
		column = 0;
	for( size_t c = 0; c < windows[windowIndex].table->headerRow->size() - 1; ++c ) {
		std::string colChoiceItem = windows[windowIndex].table->getHeaderCell(c,false) + " - " + windows[windowIndex].table->getHeaderCell(c+1,false);
		colChoice->add(colChoiceItem.c_str());
	}
	colChoice->value(column);
	colChoice->labelcolor(ColorThemes::getColor(app.getTheme(), "win_text"));

	Fl_Input *mergeStringBox = new Fl_Input(330,50,220,20, "Glue string:");
	mergeStringBox->box(FL_BORDER_BOX);
	mergeStringBox->value(app.lastGlueString.c_str());
	mergeStringBox->labelcolor(ColorThemes::getColor(app.getTheme(), "win_text"));
	mergeStringBox->take_focus();
	
	My_Fl_Button *mergeColumnButton = new My_Fl_Button(450,125,100,24, "Merge");
	mergeColumnButton->colors = CsvApplication::createButtonColor(My_Fl_Button::HIGHLIGHT);
	mergeColumnButton->callback(splitColumn_CB, &callbackDataExchange);

	My_Fl_Button *cancelButton = new My_Fl_Button(330,125,100,24, "Cancel");
	cancelButton->colors = CsvApplication::createButtonColor(My_Fl_Button::DEFAULT);
	cancelButton->callback(splitColumn_Cancel_CB, &callbackDataExchange);
	
	mergeColWin->set_modal();
	mergeColWin->show();
	while( mergeColWin->shown() ) {
		Fl::wait();
	}
	if(
		callbackDataExchange == TCRUNCHER_MYFLCHOICE_MAGICAL ||
		(Fl::event() == FL_KEYDOWN && Fl::event_key() == FL_Enter)
	) {
		windows[windowIndex].setChanged(true);
		windows[windowIndex].setUsed(true);
		showImWorkingWindow("Merging ...");
		windows[windowIndex].addUndoStateTable("Merge Column");
		app.lastGlueString = mergeStringBox->value();
		windows[windowIndex].table->mergeColumns(colChoice->value(), app.lastGlueString);
		hideImWorkingWindow();
		windows[windowIndex].grid->cols( windows[windowIndex].table->getNumberCols() );
		windows[windowIndex].grid->redraw();
		Fl::check();
	}