欢迎进入Linux社区论坛，与200万技术人员互动交流 >>进入
刚学Qt,想做点简单的东西，于是参考别人的代码写了个Qt版简易计算器。
开发环境：
|- Linux环境，redhat Enterprise5.4
|- Qt4.2
代码如下：
calculator.ui
<ui version=”4.0″ >
<class>calForm</class>
<widget class=”QWidget” name=”calForm” >
<property name=”windowModality” >
<enum>Qt::NonModal</enum>
</property>
<property name=”geometry” >
<rect>
<x>0</x>
<y>0</y>
<width>282</width>
<height>404</height>
</rect>
</property>
<property name=”windowTitle” >
<string>计算器</string>
</property>
<property name=”windowIcon” >
<iconset>image/calculator.PNG</iconset>
</property>
<property name=”autoFillBackground” >
<bool>true</bool>
</property>
<widget class=”QPushButton” name=”_6Btn” >
<property name=”geometry” >
<rect>
<x>5</x>
<y>252</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>6</string>
</property>
</widget>
<widget class=”QPushButton” name=”_4Btn” >
<property name=”geometry” >
<rect>
<x>142</x>
<y>252</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>4</string>
</property>
</widget>
<widget class=”QPushButton” name=”_3Btn” >
<property name=”geometry” >
<rect>
<x>5</x>
<y>303</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>3</string>
</property>
</widget>
<widget class=”QPushButton” name=”_2Btn” >
<property name=”geometry” >
<rect>
<x>72</x>
<y>303</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>2</string>
</property>
</widget>
<widget class=”QPushButton” name=”_1Btn” >
<property name=”geometry” >
<rect>
<x>142</x>
<y>303</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>1</string>
</property>
</widget>
<widget class=”QPushButton” name=”_0Btn” >
<property name=”geometry” >
<rect>
<x>5</x>
<y>359</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>0</string>
</property>
</widget>
<widget class=”QPushButton” name=”dotBtn” >
<property name=”geometry” >
<rect>
<x>72</x>
<y>359</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>.</string>
</property>
</widget>
<widget class=”QPushButton” name=”_8Btn” >
<property name=”geometry” >
<rect>
<x>72</x>
<y>201</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>8</string>
</property>
</widget>
<widget class=”QPushButton” name=”_5Btn” >
<property name=”geometry” >
<rect>
<x>72</x>
<y>252</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>5</string>
</property>
</widget>
<widget class=”QPushButton” name=”_9Btn” >
<property name=”geometry” >
<rect>
<x>5</x>
<y>201</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>9</string>
</property>
</widget>
<widget class=”QPushButton” name=”_7Btn” >
<property name=”geometry” >
<rect>
<x>142</x>
<y>201</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>7</string>
</property>
</widget>
<widget class=”QPushButton” name=”backBtn” >
<property name=”geometry” >
<rect>
<x>209</x>
<y>108</y>
<width>61</width>
<height>31</height>
</rect>
</property>
<property name=”text” >
<string><-</string>
</property>
</widget>
<widget class=”QPushButton” name=”negBtn” >
<property name=”geometry” >
<rect>
<x>142</x>
<y>359</y>
<width>51</width>
<height>27</height>
</rect>
</property>
<property name=”text” >
<string>-/+</string>
</property>
</widget>
<widget class=”QPushButton” name=”plusBtn” >
<property name=”geometry” >
<rect>
<x>210</x>
<y>151</y>
<width>61</width>
<height>31</height>
</rect>
</property>
<property name=”text” >
<string>+</string>
</property>
</widget>
<widget class=”QPushButton” name=”sqrtBtn” >
<property name=”geometry” >
<rect>
<x>140</x>
<y>151</y>
<width>51</width>
<height>31</height>
</rect>
</property>
<property name=”text” >
<string>Sqrt</string>
</property>
</widget>
<widget class=”QPushButton” name=”modBtn” >
<property name=”geometry” >
<rect>
<x>70</x>
<y>151</y>
<width>51</width>
<height>31</height>
</rect>
</property>
<property name=”text” >
<string>Mod</string>
</property>
</widget>
<widget class=”QPushButton” name=”calBtn” >
<property name=”geometry” >
<rect>
<x>142</x>
<y>108</y>
<width>51</width>
<height>31</height>
</rect>
</property>
<property name=”text” >
<string>C</string>
</property>
</widget>
<widget class=”QPushButton” name=”minusBtn” >
<property name=”geometry” >
<rect>
<x>211</x>
<y>201</y>
<width>61</width>
<height>31</height>
</rect>
</property>
<property name=”text” >
<string>-</string>
</property>
</widget>
<widget class=”QPushButton” name=”multiBtn” >
<property name=”geometry” >
<rect>
<x>211</x>
<y>248</y>
<width>61</width>
<height>31</height>
</rect>
</property>
<property name=”text” >
<string>*</string>
</property>
</widget>
<widget class=”QPushButton” name=”divideBtn” >
<property name=”geometry” >
<rect>
<x>211</x>
<y>299</y>
<width>61</width>
<height>31</height>
</rect>
</property>
<property name=”text” >
<string>/</string>
</property>
</widget>
<widget class=”QPushButton” name=”equlBtn” >
<property name=”geometry” >
<rect>
[1][2][3][4]
我要扼住命运的咽喉。
