转载http://zhouzhenren163./blog/static/654992810605729334/
效果如下图所示：
代码如下：
untitled.pro:
#-------------------------------------------------
#
# Project created by QtCreator -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_MSVC_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~~~~~~~~~~~~~~
