<!DOCTYPE UI><UI version="3.0" stdsetdef="1"><class>DnDDemoBase</class><widget class="QWidget">    <property name="name">        <cstring>DnDDemoBase</cstring>    </property>    <property name="geometry">        <rect>            <x>0</x>            <y>0</y>            <width>677</width>            <height>586</height>        </rect>    </property>    <property name="caption">        <string>Form1</string>    </property>    <grid>        <property name="name">            <cstring>unnamed</cstring>        </property>        <property name="margin">            <number>11</number>        </property>        <property name="spacing">            <number>6</number>        </property>        <widget class="QLayoutWidget" row="2" column="0" rowspan="1" colspan="2">            <property name="name">                <cstring>Layout5</cstring>            </property>            <hbox>                <property name="name">                    <cstring>unnamed</cstring>                </property>                <property name="margin">                    <number>0</number>                </property>                <property name="spacing">                    <number>6</number>                </property>                <widget class="StyledButton">                    <property name="name">                        <cstring>buttonColor1</cstring>                    </property>                    <property name="minimumSize">                        <size>                            <width>40</width>                            <height>40</height>                        </size>                    </property>                    <property name="maximumSize">                        <size>                            <width>40</width>                            <height>40</height>                        </size>                    </property>                    <property name="color" stdset="0">                        <color>                            <red>255</red>                            <green>0</green>                            <blue>0</blue>                        </color>                    </property>                </widget>                <widget class="StyledButton">                    <property name="name">                        <cstring>buttonColor2</cstring>