mainwin.cpp

程序代码使用说明： (1)所有源代码目录下都提供了Makefile（非Qt）

#include "MainWin.h"
#include "AppMgrView.h"
#include "AppMgrModel.h"

#include <QApplication>
#include <QPushButton>
#include <QHBoxLayout>
#include <QVBoxLayout>

MainWin::MainWin(const QString& children, MainWin *preWin) 
    : mChildren(children), mPreWin(preWin)
{
    setGeometry(0, 0, 320, 240);
    
    creatScreen();    

    connect(mBackBtn, SIGNAL(clicked()), this, SLOT(back()));
    connect(mQuitBtn, SIGNAL(clicked()), qApp, SLOT(quit()));
}

void MainWin::creatScreen()
{
    mBackBtn = new QPushButton("Back");
    mQuitBtn = new QPushButton("Quit");

    QHBoxLayout* hLayout = new QHBoxLayout;
    hLayout->addWidget(mQuitBtn);
    hLayout->addWidget(mBackBtn);

    AppMgrView* view = new AppMgrView(this);
    AppMgrModel* model = new AppMgrModel(mChildren, this);
    view->setModel(model);
    
    QVBoxLayout* mainLayout = new QVBoxLayout;
    mainLayout->addLayout(hLayout);
    mainLayout->addWidget(view);
    mainLayout->setSpacing(20);
    
    setLayout(mainLayout); 
}


void MainWin::back()
{
    if (mPreWin == NULL)
        return;
    
    mPreWin->show();
    this->close();
}