feat: delete QtCustomStyleEx files

之前此QtCustomStyleEx文件夹比较混乱（commit）,中间夹杂着太多的QDialog相关的提交，在此删除吗然后重新创建相关的文件信息

QtCustomStyleEx/QtCustomStyleEx.pro

@@ -1,45 +0,0 @@
-#-------------------------------------------------
-#
-# Project created by QtCreator 2019-08-26T19:16:23
-#
-#-------------------------------------------------
-
-QT       += core gui
-
-greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
-
-TARGET = QtCustomStyleEx
-TEMPLATE = app
-
-# The following define makes your compiler emit warnings if you use
-# any feature of Qt which has been marked as deprecated (the exact warnings
-# depend on your compiler). Please consult the documentation of the
-# deprecated API in order to know how to port your code away from it.
-DEFINES += QT_DEPRECATED_WARNINGS
-
-# You can also make your code fail to compile if you use deprecated APIs.
-# In order to do so, uncomment the following line.
-# You can also select to disable deprecated APIs only up to a certain version of Qt.
-#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
-
-CONFIG += c++11
-
-SOURCES += \
-        main.cpp \
-        Examples.cpp \
-    ExCustomStyle.cpp
-
-HEADERS += \
-        Examples.h \
-    ExCustomStyle.h \
-    ExDefineGlobal.h
-
-FORMS += \
-        Examples.ui
-
-RC_ICONS += qt.ico
-
-# Default rules for deployment.
-qnx: target.path = /tmp/$${TARGET}/bin
-else: unix:!android: target.path = /opt/$${TARGET}/bin
-!isEmpty(target.path): INSTALLS += target