转载 http://zhouzhenren163.blog.163.com/blog/static/6549928120140605729334/

效果如下图所示：

代码如下：

untitled.pro:

#-------------------------------------------------

#

# Project created by QtCreator 2015-12-03T15:32:15

#

#-------------------------------------------------

QT += core gui

greaterThan(QT_MAJOR_VERSION, 4): QT += widgets

TARGET = untitled

TEMPLATE = app

SOURCES += main.cpp\

#mainwindow.cpp \

test.cpp \

mylistwidget.cpp \

mylistview.cpp \

mywinbox.cpp

HEADERS +=Enum.h \

test.h \

mylistwidget.h \

mylistview.h \

mywinbox.h\

#mainwindow.h \

FORMS += mainwindow.ui

Enum.h:

#ifndef ENUM_H

#define ENUM_H

enum MyEnum

{

GRAP = 2, //控件四周间隙，可更改;

WIDTH = 180+2*GRAP, //+2*GRAP不能更改，只能改前面的数字,如将400改为300或500，下同;

HEIGHT = 70+2*GRAP,

COUNT = 10

};

#endif // ENUM_H

mylistview.h:

#ifndef MYLISTVIEW_H

#define MYLISTVIEW_H

#include

#include

#include "MyWinBox.h"

class MyListView : public QListView

{

Q_OBJECT

public:

MyListView(QWidget *parent);

~MyListView();

public slots:

void ReSizeSlot(int row,int column);

public:

QList GetWinBoxList();

private:

QList m_WinBoxList;

};

#endif // MYLISTVIEW_Hmylistwidget.h:

#ifndef MYLISTWIDGET_H

#define MYLISTWIDGET_H

#include

#include

#include "MyListView.h"

class MyListWidget : public QWidget

{

Q_OBJECT

public:

MyListWidget(QWidget *parent);

~MyListWidget();

public:

MyListView* GetList();

private:

MyListView* m_ListView;

};

#endif // MYLISTWIDGET_Hmywinbox.h:

#ifndef MYWINBOX_H

#define MYWINBOX_H

#include

#include

class MyWinBox : public QWidget

{

Q_OBJECT

public:

MyWinBox(QWidget *parent);

~MyWinBox();

public:

QLineEdit*m_NameEdit;

};

#endif // MYWINBOX_H

test.h

#ifndef TEST_H

#define TEST_H

#include

#include "mylistwidget.h"

#include

class Test : public QWidget

{

Q_OBJECT

public:

Test(QWidget *parent = 0);

~Test();

//overwrite:

protected:

void resizeEvent(QResizeEvent * event);

signals:

void SendReSizeSignal(int,int);

private slots:

void DisplayListView(int);

private:

MyListWidget* m_ListWidget;

QScrollBar* m_VScrollBar ;

};

#endif // TEST_H

main.cpp:

//#include "mainwindow.h"

#include

#include "test.h"

int main(int argc, char *argv[])

{

QApplication a(argc, argv);

// MainWindow w;

// w.show();

Test w;

w.show();

return a.exec();

}

mylistview.cpp

#include "mylistview.h"

#include "Enum.h"

MyListView::MyListView(QWidget *parent): QListView(parent)

{

for(int i=0;i

{

MyWinBox* box = new MyWinBox(this);

box->m_NameEdit->setText(QString("%0").arg(i+1));

box->move(0,i*(HEIGHT)+(i+1)*GRAP);

m_WinBoxList.append(box);

}

}

MyListView::~MyListView()

{

}

void MyListView::ReSizeSlot(int row,int column)

{

int x=0,y=0;

int n = 0;

for(int i=0;i

{

y = i * (HEIGHT+GRAP) + 2*GRAP;

for(int j=0;j

{

x = j * (WIDTH+GRAP) + 2*GRAP;

if(n>=COUNT)

break;

m_WinBoxList[n++]->move(x,y);

}

}

}

QList MyListView::GetWinBoxList()

{

return m_WinBoxList;

}mylistwidget.cpp

#include "MyListWidget.h"

#include

MyListWidget::MyListWidget(QWidget *parent): QWidget(parent)

{

m_ListView = new MyListView(this);

QGridLayout* layout = new QGridLayout(this);

layout->addWidget(m_ListView);

layout->setMargin(0);

layout->setSpacing(0);

setLayout(layout);

}

MyListWidget::~MyListWidget()

{

}

MyListView* MyListWidget::GetList()

{

return m_ListView;

}

mywinbox.cpp

#include "MyWinBox.h"

#include

#include

#include

#include

#include "Enum.h"

MyWinBox::MyWinBox(QWidget *parent) : QWidget(parent)

{

QLabel* name = new QLabel("name:",this);

m_NameEdit = new QLineEdit(this);

m_NameEdit->setFixedWidth(100);

QLabel* sex = new QLabel("sex:",this);

QCheckBox* check = new QCheckBox(this);

QGroupBox* groupBox = new QGroupBox(this);

QGridLayout* layout = new QGridLayout(this);

layout->addWidget(name,0,0);

layout->addWidget(m_NameEdit,0,1);

layout->addWidget(sex,1,0);

layout->addWidget(check,1,1);

groupBox->setLayout(layout);

groupBox->setAlignment(Qt::AlignCenter);

this->setFixedSize(WIDTH,2*(HEIGHT+GRAP));

QString groupBoxStyle = "QGroupBox{background: qradialgradient(cx:0, cy:0, radius: 1,fx:0.5, fy:0.5, stop:0 white, stop:1 rgba(0,0,0, 50%));border-radius: 3px}";

groupBox->setStyleSheet(groupBoxStyle);

}

MyWinBox::~MyWinBox()

{

}

test.cpp

#include "test.h"

#include

#include "Enum.h"

/*

Test::Test(QWidget *parent) : QWidget(parent)

{

m_ListWidget = new MyListWidget(this);

m_VScrollBar = new QScrollBar(Qt::Vertical,this);

QHBoxLayout* layout = new QHBoxLayout(this);

layout->addWidget(m_ListWidget);

layout->addWidget(m_VScrollBar);

layout->setMargin(0);

layout->setSpacing(0);

setLayout(layout);

connect(m_VScrollBar,SIGNAL(valueChanged(int)),this,SLOT(DisplayListView(int)));

connect(this,SIGNAL(SendReSizeSignal(int,int)),m_ListWidget->GetList(),SLOT(ReSizeSlot(int,int)));

}

Test::~Test()

{

}

void Test::resizeEvent(QResizeEvent * event)

{

int width = this->size().width()-m_VScrollBar->width();

int column = width/WIDTH;

column = width/WIDTH==0 ? 1 : column;

int row = COUNT/column;

row = COUNT%column==0 ? row : (row+1) ;

if(height()>=row*HEIGHT)

{

m_VScrollBar->setMinimum(0);

m_VScrollBar->setMaximum(0);

m_VScrollBar->setHidden(true);

}

else

{

m_VScrollBar->setHidden(false);

int itemHeight = HEIGHT+GRAP;

m_VScrollBar->setMinimum(0);

int max = row*itemHeight-height();

int pageStep = height()-max;

m_VScrollBar->setMaximum(max);

m_VScrollBar->setPageStep(pageStep);

m_VScrollBar->setSingleStep(10);

}

int listViewHeight = row*(HEIGHT+GRAP);

listViewHeight = listViewHeight > this->size().height() ? listViewHeight : this->size().height();

m_ListWidget->GetList()->resize(this->size().width(),listViewHeight);

emit SendReSizeSignal(row,column);

QWidget::resizeEvent(event);

}

void Test::DisplayListView(int len)

{

m_ListWidget->GetList()->move(0,-len);

}

*/

Test::Test(QWidget *parent) : QWidget(parent)

{

m_ListWidget = new MyListWidget(this);

m_VScrollBar = new QScrollBar(Qt::Vertical,this);

QHBoxLayout* layout = new QHBoxLayout(this);

layout->addWidget(m_ListWidget);

layout->addWidget(m_VScrollBar);

layout->setMargin(0);

layout->setSpacing(0);

setLayout(layout);

connect(m_VScrollBar,SIGNAL(valueChanged(int)),this,SLOT(DisplayListView(int)));

connect(this,SIGNAL(SendReSizeSignal(int,int)),m_ListWidget->GetList(),SLOT(ReSizeSlot(int,int)));

}

Test::~Test()

{

}

void Test::resizeEvent(QResizeEvent * event)

{

int width = this->size().width()-m_VScrollBar->width();

int column = width/WIDTH;

column = width/WIDTH==0 ? 1 : column;

int row = COUNT/column;

row = COUNT%column==0 ? row : (row+1) ;

if(height()>=row*HEIGHT)

{

m_VScrollBar->setMinimum(0);

m_VScrollBar->setMaximum(0);

m_VScrollBar->setHidden(true);

}

else

{

m_VScrollBar->setHidden(false);

int itemHeight = HEIGHT+GRAP;

m_VScrollBar->setMinimum(0);

int max = row*itemHeight-height();

int pageStep = height()-max;

m_VScrollBar->setMaximum(max);

m_VScrollBar->setPageStep(pageStep);

m_VScrollBar->setSingleStep(10);

}

int listViewHeight = row*(HEIGHT+GRAP);

listViewHeight = listViewHeight > this->size().height() ? listViewHeight : this->size().height();

m_ListWidget->GetList()->resize(this->size().width(),listViewHeight);

emit SendReSizeSignal(row,column);

QWidget::resizeEvent(event);

}

void Test::DisplayListView(int len)

{

m_ListWidget->GetList()->move(0,-len);

}在编译的时候，一直出现链接 问题，把工程清理了，重新编译都不行，后来 把项目的生成的那一套 build-untitled-Desktop_Qt_5_3_MSVC2010_OpenGL_32bit_qt_53_w-Debug 整个文件夹给删除了，就可以了。看来QT中只要代码正确，保证头文件中的声明和实现中有定义，代码正确，就可以把生成的编译的东西删除，再编译，就可以了。原先一直在编译，然后一直不成功，刚开始一直怀疑是代码的问题，弄了好半天，最后原来是这个问题~~~~~~~~~~~~~~