Method sort

src/csvapplication.cpp:1855–1950

* Sort table by column */

 * Sort table by column
 */
void CsvApplication::sort(unsigned int column) {
	Fl_Choice *colChoice;
	Fl_Choice *orderChoice;
	Fl_Choice *typeChoice;
	My_Fl_Button *sortButton;
	int windowIndex = getTopWindow();
	std::tuple<Fl_Widget *, Fl_Widget *, Fl_Widget *> widgets;
	int searchType = 1;
	if( windows[windowIndex].table->isNumericColumn(column, 1000000) ) {
		searchType = 0;
	}
	
	Fl_Window *topWin = Fl::first_window();
	
	// sortWin = new My_Fl_Small_Window(640,180);
	// sortWin->set_modal();
	sortWin->color(ColorThemes::getColor(app.getTheme(), "win_bg"));
	sortWin->labelcolor(ColorThemes::getColor(app.getTheme(), "win_text"));
	sortWin->label("Sort By");
	sortWin->callback(doSortWinCB);
	
	sortWin->begin();
	colChoice = new Fl_Choice(90, 30, 120, 25, "Column: ");
	if( column >= windows[windowIndex].table->headerRow->size() )
		column = 0;
	for( size_t c = 0; c < windows[windowIndex].table->headerRow->size(); ++c ) {
		colChoice->add(windows[windowIndex].table->getHeaderCell(c,false).c_str());
	}
	colChoice->value(column);
	colChoice->labelcolor(ColorThemes::getColor(app.getTheme(), "win_text"));

	orderChoice = new Fl_Choice(280, 30, 120, 25, "Order: ");
	orderChoice->add("Ascending");
	orderChoice->add("Descending");
	orderChoice->value(0);
	orderChoice->labelcolor(ColorThemes::getColor(app.getTheme(), "win_text"));
	
	typeChoice = new Fl_Choice(470, 30, 120, 25, "Type: ");
	typeChoice->add("Numeric");
	typeChoice->add("String");
	typeChoice->add("String (ignore case)");
	typeChoice->value(searchType);
	typeChoice->labelcolor(ColorThemes::getColor(app.getTheme(), "win_text"));

	std::get<0>(widgets) = colChoice;
	std::get<1>(widgets) = orderChoice;
	std::get<2>(widgets) = typeChoice;

	struct My_Fl_Button::buttonColorStruct colorsHighlightButton;
	colorsHighlightButton.background = ColorThemes::getColor(app.getTheme(), "hightlight_button_bg");
	colorsHighlightButton.label = ColorThemes::getColor(app.getTheme(), "hightlight_button_text");
	colorsHighlightButton.border = ColorThemes::getColor(app.getTheme(), "hightlight_button_border");
	colorsHighlightButton.windowBg = ColorThemes::getColor(app.getTheme(), "win_bg");
	colorsHighlightButton.borderWidth = ColorThemes::getColor(app.getTheme(), "highlight_button_border_width");
	sortButton = new My_Fl_Button(90,100,100,24, "Sort");
	sortButton->colors = colorsHighlightButton;
	sortButton->callback(doSortCB, &widgets);