Qt UI設計之《自定義標題欄可移動拖拽視窗》

該視窗自定義標題欄，視窗可移動，可伸縮，使用的是系統自帶陰影邊框

1 標題欄相關**

#pragma once

#include
class
uititlebar
:public qwidget
;

#include

"stdafx.h"
#include
"uititlebar.h"
uititlebar::
uititlebar
(qwidget *parent)
:qwidget
(parent)
uititlebar::
~uititlebar()
void uititlebar::
initui()
void uititlebar::
updatemaximize()
}void uititlebar::
on_btn_clicked()
else
if(_btn == m_btnmax)
else
if(_btn == m_btnclose)
>
quit()
;}}void uititlebar::
mousepressevent
(qmouseevent* event)
void uititlebar::
mousemoveevent
(qmouseevent* event)}if
(m_ispressed)
}return qwidget::
mousemoveevent
(event);}
void uititlebar::
mousereleaseevent
(qmouseevent* event)
void uititlebar::
mousedoubleclickevent
(qmouseevent* event)

#pragma once

#include
class
uicontentwnd
:public qwidget
void
setimage
(const qpixmap& _pixmap)
;private
:	qpixmap m_pixmapbk;};
```cpp
#include
"stdafx.h"
#include
"uicontentwnd.h"
uicontentwnd::
uicontentwnd
(qwidget *parent)
:qwidget
(parent)
uicontentwnd::
~uicontentwnd()
void uicontentwnd::
setimage
(const qpixmap& _pixmap)
void uicontentwnd::
paintevent
(qpaintevent* ev)
}

#pragma once

#include
class
uimainwnd
:public qmainwindow
;

#include

"stdafx.h"
#include
"uimainwnd.h"
#include
"uititlebar.h"
#include
"uicontentwnd.h"
uimainwnd::
uimainwnd
(qwidget *parent)
:qmainwindow
(parent)
uimainwnd::
~uimainwnd()
void uimainwnd::
initui()

uititlebar qlabel#logolabel

/*關閉*/
uititlebar qpushbutton#closebutton
uititlebar qpushbutton#closebutton:hover
uititlebar qpushbutton#closebutton:pressed
/*最大化*/
uititlebar qpushbutton#maxbutton
uititlebar qpushbutton#maxbutton:hover
uititlebar qpushbutton#maxbutton:pressed
uititlebar qpushbutton#maxbutton[maximizeproperty="maximize"]
uititlebar qpushbutton#maxbutton[maximizeproperty="maximize"]:hover
uititlebar qpushbutton#maxbutton[maximizeproperty="maximize"]:pressed
uititlebar qpushbutton#maxbutton[maximizeproperty="restore"]
uititlebar qpushbutton#maxbutton[maximizeproperty="restore"]:hover
uititlebar qpushbutton#maxbutton[maximizeproperty="restore"]:pressed
/*最小化*/
uititlebar qpushbutton#minbutton
uititlebar qpushbutton#minbutton:hover
uititlebar qpushbutton#minbutton:pressed

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