目标：只使用CSS的方式，展示每种控件的可美化内容和细节。
文中使用的CSS样式都是通过如下代码的方式加载到窗口中，文件以UTF-8进行存储。
因为文章太长，上传到文档中提供下载链接：/detail/bbdxf/9875760
下面是目录：
前言......................................................................................................................................................... 2
1. Button篇............................................................................................................................................... 2
1.1 QPushButton................................................................................................................................. 2
1.2 QToolButton.................................................................................................................................. 3
1.3 QRadioButton................................................................................................................................ 4
1.4 QCheckBox.................................................................................................................................... 5
2. Item篇.................................................................................................................................................. 6
2.1 QListWidget(等同QListView).......................................................................................................... 6
2.2 QTreeWidget(等同QTreeView)........................................................................................................ 7
2.3 QTableWidget(等同QTableView)..................................................................................................... 9
3. Container篇.......................................................................................................................................... 9
3.1 QGroupBox................................................................................................................................... 9
3.2 QTabWidget................................................................................................................................. 10
3.3 QTabBar...................................................................................................................................... 13
3.4 QToolBox..................................................................................................................................... 13
3.5 QDockWidget............................................................................................................................... 14
4. InputWidget篇..................................................................................................................................... 15
4.1 QLineEdit..................................................................................................................................... 15
4.2 QTextEdit..................................................................................................................................... 16
4.3 QComboBox................................................................................................................................ 16
4.4 QSpinBox（同QTimeEdit,QDateTimeEdit）.................................................................................... 17
4.5 QScrollBar（包含水平和垂直）.................................................................................................... 18
4.6 QSlider（包含水平和垂直）........................................................................................................ 20
5. DisplayWidget篇.................................................................................................................................. 21
5.1 QLabel（类似QFrame）.............................................................................................................. 21
5.2 QProgressBar............................................................................................................................... 21
5.4 其他展示控件............................................................................................................................ 22
6. 其他重要控件..................................................................................................................................... 22
6.1 QMenu....................................................................................................................................... 22
6.2 QHeaderView.............................................................................................................................. 24
6.3 QAbstractScrollArea...................................................................................................................... 25
6.4 属性列表................................................................................................................................... 25
6.5 伪状态列表................................................................................................................................ 39
7. 异型控件............................................................................................................................................ 41
7.1 不规则图标按钮......................................................................................................................... 41
7.2 异形窗口................................................................................................................................... 41
7.3 设置背景图片42
CSDN的上传功能太垃圾了，我试了5、6次，换了兼容模式才成功~
