# Pastebin L9N02gG1
class FileItem(TreeItem):

    def update(self):
        file = self.obj
        self.setIcon(0, FileItem.decide_file_icon(file))
        color = FileItem.file_colors[file.state]
        bgcolor = get_match_color(file.similarity, TreeItem.base_color)
        for i, column in enumerate(MainPanel.columns):
            self.setText(i, file.column(column[1]))
            self.setForeground(i, color)
            self.setBackground(i, bgcolor)
        if self.isSelected():
            TreeItem.window.update_selection()