.. _program_listing_file_src_utility_uiutility.cpp:

Program Listing for File uiutility.cpp
======================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_utility_uiutility.cpp>` (``src/utility/uiutility.cpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #include <QApplication>
   #include <QBrush>
   #include <QColor>
   #include <QComboBox>
   #include <QImage>
   #include <QPainter>
   #include <QPixmap>
   #include <QRect>
   #include <QSettings>
   #include "uiutility.h"
   
   namespace PixelMaestroStudio {
       UIUtility::UIUtility() { }
   
       QSharedPointer<QPixmap> UIUtility::generate_palette_thumbnail(PaletteController::PaletteWrapper& palette) {
           QSharedPointer<QPixmap> thumbnail = QSharedPointer<QPixmap>(new QPixmap(100, 20));
           QPainter painter(thumbnail.data());
           painter.setRenderHint(QPainter::Antialiasing);
   
           int i = 0;
           while (i < 5 || i < palette.palette.get_num_colors()) {
               Colors::RGB rgb = palette.palette.get_color_at_index(i);
               // Generate thumbnail
               QColor qcolor;
               QBrush brush;
               QRect rect;
   
               qcolor.setRgb(rgb.r, rgb.g, rgb.b);
               brush.setColor(qcolor);
               brush.setStyle(Qt::BrushStyle::SolidPattern);
   
               rect.setRect(i * 20, 0, 20, 20);
               painter.setBrush(brush);
               painter.setPen(Qt::PenStyle::NoPen);
   
               painter.drawRect(rect);
   
               ++i;
           }
   
           return thumbnail;
       }
   
       void UIUtility::highlight_widget(QWidget* widget, bool highlight) {
           if (highlight) {
               QColor highlight_color = qApp->palette().highlight().color();
               widget->setStyleSheet(QString("background-color: rgb(%1, %2, %3);").arg(highlight_color.red()).arg(highlight_color.green()).arg(highlight_color.blue()));
           }
           else {
               widget->setStyleSheet(QString());
           }
       }
   }