键盘数据监控:
同样的,键盘的检测和鼠标的情形很类似,都是以QWidget为基类的工程
Step1:在UI设计中添加该模块需要使用的相关组件,如下所示:
<width>141</width> <height>31</height> </rect> </property> <property name="text"> <string>Direction Contol:</string> </property> </widget> <widget class="QGraphicsView" name="graphicsView"> <property name="geometry"> <rect> <x>200</x> <y>50</y> <width>181</width> <height>151</height> </rect> </property> </widget> <widget class="QLabel" name="label_7"> <property name="geometry"> <rect> <x>250</x> <y>200</y> <width>91</width> <height>17</height> </rect> </property> <property name="text"> <string>Move Regon</string> </property> </widget> <widget class="QPushButton" name="pushButton_3"> <property name="geometry"> <rect> <x>240</x> <y>100</y> <width>16</width> <height>16</height> </rect> </property> <property name="font"> <font> <pointsize>8</pointsize> <italic>false</italic> </font> </property> <property name="text"> <string>O</string> </property> </widget> </widget> <layoutdefault spacing="6" margin="11"/> <resources/> <connections/> </ui>