#include?“appinit.h“
#include?“qmutex.h“
#include?“qapplication.h“
#include?“qevent.h“
#include?“qwidget.h“

AppInit?*AppInit::self?=?0;
AppInit?*AppInit::Instance（）
{
????if?（!self）?{
????????QMutex?mutex;
????????QMutexLocker?locker（&mutex）;
????????if?（!self）?{
????????????self?=?new?AppInit;
????????}
????}

????return?self;
}

AppInit::AppInit（Qobject?*parent）?:?Qobject（parent）
{
}

bool?AppInit::eventFilter（Qobject?*obj?QEvent?*evt）
{
????QWidget?*w?=?（QWidget?*）obj;
????if?（!w->property（“canMove“）.toBool（））?{
????????return?Qobject::eventFilter（obj?evt）;
????}

????static?QPoint?mousePoint;
????static?bool?mousePressed?=?false;

????QMouseEvent?*event?=?static_cast（evt）;
????if?（event->type（）?==?QEvent::MouseButtonPress）?{
????????if?（event->button（）?==?Qt::LeftButton）?{
????????????mousePressed?=?true;
????????????mousePoint?=?event->globalPos（）?-?w->pos（）;
????????????return?true;
????????}
????}?else?if?（event->type（）?==?QEvent::MouseButtonRelease）?{
????????mousePressed?=?false;
????????return?true;
????}?else?if?（event->type（）?==?QEvent::MouseMove）?{
????????if?（mousePressed?&&?（event->buttons（）?&&?Qt::LeftButton））?{
????????????w->move（event->globalPos（）?-?mousePoint）;
????????????return?true;
????????}
????}

????return?Qobject::eventFilter（obj?evt）;
}

void?AppInit::start（）
{
????qApp->installEventFilter（this）;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-05-18?11:55??uidemo12\
?????文件????????1429??2017-09-16?14:07??uidemo12\appinit.cpp
?????文件?????????384??2017-09-16?14:04??uidemo12\appinit.h
?????文件????????9598??2018-01-10?16:42??uidemo12\iconhelper.cpp
?????文件????????2642??2018-01-10?16:45??uidemo12\iconhelper.h
?????目錄???????????0??2018-04-18?22:35??uidemo12\image\
?????文件??????165548??2017-04-09?17:13??uidemo12\image\fontawesome-webfont.ttf
?????文件?????????750??2017-06-14?09:16??uidemo12\main.cpp
?????文件?????????113??2017-06-07?09:41??uidemo12\main.qrc
?????文件????????3024??2017-09-24?18:56??uidemo12\uidemo12.cpp
?????文件?????????437??2017-06-14?09:24??uidemo12\uidemo12.h
?????文件?????????711??2017-09-16?13:54??uidemo12\uidemo12.pro
?????文件????????8549??2017-06-14?09:32??uidemo12\uidemo12.ui