PreferenceDialog::PreferenceDialog(QWidget *parent)
: QDialog(parent)
{
// 创建右边的四个页面
createAppearancePage();
createWebBrowserPage();
createMailAndNewsPage();
createAdvancedPage();
// 创建下面的 button box
buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok
| QDialogButtonBox::Cancel);
// 创建左边的导航的list
listWidget = new QListWidget;
listWidget->setIconSize(QSize(20, 20));
// 相对路径从运行程序的当前路径算起
// QListWidgetItem *item = new QListWidgetItem(QIcon("../preferences/Resources/start1.png"), tr("Appearance"));
QListWidgetItem *item = new QListWidgetItem(QIcon("../LearnOptionDialog/Resources/stop.png"), tr("Appearance"));
item->setSizeHint(QSize(-1, 30));
// item->setIC();
listWidget->addItem(item);
// listWidget->addItem(tr("Appearance"));
listWidget->addItem(tr("Web Browser"));
listWidget->addItem(tr("Mail & News"));
listWidget->addItem(tr("Advanced"));
// 把4个页面放入 QStackedLayout
stackedLayout = new QStackedLayout;
stackedLayout->addWidget(appearancePage);
stackedLayout->addWidget(webBrowserPage);
stackedLayout->addWidget(mailAndNewsPage);
stackedLayout->addWidget(advancedPage);
connect(listWidget, SIGNAL(currentRowChanged(int)),
stackedLayout, SLOT(setCurrentIndex(int)));
// 布局
QGridLayout *mainLayout = new QGridLayout;
mainLayout->setColumnStretch(0, 1);
mainLayout->setColumnStretch(1, 3);
mainLayout->addWidget(listWidget, 0, 0);
mainLayout->addLayout(stackedLayout, 0, 1);
mainLayout->addWidget(buttonBox, 1, 0, 1, 2);
setLayout(mainLayout);
connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
setWindowTitle(tr("Preferences"));
listWidget->setCurrentRow(0);
}
PreferenceDialog::PreferenceDialog(QWidget *parent) :
QWidget(parent),
ui(new Ui::PreferenceDialog)
{
ui->setupUi(this);
createAppearancePage();
createWebBrowserPage();
createMailAndNewsPage();
createAdvancedPage();
buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok
| QDialogButtonBox::Cancel);
//列表框
listWidget = new QListWidget;
listWidget->addItem(tr("Appearance"));
listWidget->addItem(tr("Web Browser"));
listWidget->addItem(tr("Mail & News"));
listWidget->addItem(tr("Advanced"));
//分页--通过设置当前的页号，来调用appearancePage/webBrowserPage/mailAndNewsPage/advancedPage
stackedLayout = new QStackedLayout;
stackedLayout->addWidget(appearancePage);
stackedLayout->addWidget(webBrowserPage);
stackedLayout->addWidget(mailAndNewsPage);
stackedLayout->addWidget(advancedPage);
//页号的改变，引发页面的转换
connect(listWidget, SIGNAL(currentRowChanged(int)),
stackedLayout, SLOT(setCurrentIndex(int)));
//Grid的页面布局---这里通常用设计师比较好，而非手写
QGridLayout *mainLayout = new QGridLayout;
mainLayout->setColumnStretch(0, 1);
mainLayout->setColumnStretch(1, 3);
mainLayout->addWidget(listWidget, 0, 0);
mainLayout->addLayout(stackedLayout, 0, 1);
mainLayout->addWidget(buttonBox, 1, 0, 1, 2);
setLayout(mainLayout);
connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
setWindowTitle(tr("Preferences"));
listWidget->setCurrentRow(0);
}
StackedLayout::StackedLayout(QWidget *parent) : QDialog(parent) {
createAppearancePge();
createWebBrowserPage();
createMailAndNewsPage();
createAdvancedPage();
okPushButton = new QPushButton(tr("确定"));
cancelPushButton = new QPushButton(tr("取消"));
/*! clicked信号的相连 */
connect(okPushButton, &QPushButton::clicked, this, &StackedLayout::accept);
connect(cancelPushButton, &QPushButton::clicked, this, &StackedLayout::reject);
QHBoxLayout *buttonsHBoxLayout = new QHBoxLayout;
/*! 添加一个占据空白的伸缩弹簧 */
buttonsHBoxLayout->addStretch();
buttonsHBoxLayout->addWidget(okPushButton);
buttonsHBoxLayout->addWidget(cancelPushButton);
/*! QListWidget部件使用addItem进行项的添加 */
listWidget = new QListWidget;
listWidget->addItem(tr("外表"));
listWidget->addItem(tr("浏览器"));
listWidget->addItem(tr("邮件和新闻"));
listWidget->addItem(tr("高级"));
stackedLayout = new QStackedLayout;
stackedLayout->addWidget(appearancePage);
stackedLayout->addWidget(webBrowerPage);
stackedLayout->addWidget(mailAndNewsPage);
stackedLayout->addWidget(advancedPage);
/*! 将QListWidget的当前项和QStackedLayout需要展示的页面进行相联系 */
connect(listWidget, &QListWidget::currentRowChanged, stackedLayout, &QStackedLayout::setCurrentIndex);
QGridLayout *mainLayout = new QGridLayout;
/*! 设置第一列的伸缩强度宽1，设置第二列的伸缩强度宽为3. 实际的效果是两列的跨度为1：3 */
mainLayout->setColumnStretch(0, 1);
mainLayout->setColumnStretch(1, 3);
mainLayout->addWidget(listWidget, 0, 0);
mainLayout->addLayout(stackedLayout, 0, 1);
mainLayout->addLayout(buttonsHBoxLayout, 1, 0, 1, 2);
this->setLayout(mainLayout);
this->resize(800, 600);
this->setWindowTitle(tr("堆叠布局"));
/*! 将第一个页面作为缺省的页面 */
listWidget->setCurrentRow(0);
}
PreferenceDialog::PreferenceDialog(QWidget *parent)
: QDialog(parent)
{
createAppearancePage();
createWebBrowserPage();
createMailAndNewsPage();
createAdvancedPage();
okButton = new QPushButton(tr("OK"));
cancelButton = new QPushButton(tr("Cancel"));
okButton->setDefault(true);
listWidget = new QListWidget;
listWidget->addItem(tr("Appearance"));
listWidget->addItem(tr("Web Browser"));
listWidget->addItem(tr("Mail & News"));
listWidget->addItem(tr("Advanced"));
stackedLayout = new QStackedLayout;
stackedLayout->addWidget(appearancePage);
stackedLayout->addWidget(webBrowserPage);
stackedLayout->addWidget(mailAndNewsPage);
stackedLayout->addWidget(advancedPage);
connect(listWidget, SIGNAL(currentRowChanged(int)),
stackedLayout, SLOT(setCurrentIndex(int)));
QHBoxLayout *buttonLayout = new QHBoxLayout;
buttonLayout->addStretch();
buttonLayout->addWidget(okButton);
buttonLayout->addWidget(cancelButton);
QGridLayout *mainLayout = new QGridLayout;
mainLayout->setColumnStretch(0, 1);
mainLayout->setColumnStretch(1, 3);
mainLayout->addWidget(listWidget, 0, 0);
mainLayout->addLayout(stackedLayout, 0, 1);
mainLayout->addLayout(buttonLayout, 1, 0, 1, 2);
setLayout(mainLayout);
connect(okButton, SIGNAL(clicked()), this, SLOT(accept()));
connect(cancelButton, SIGNAL(clicked()), this, SLOT(reject()));
setWindowTitle(tr("Preferences"));
listWidget->setCurrentRow(0);
}
PreferenceDialog::PreferenceDialog(QWidget *parent)
: QDialog(parent)
{
createAppearancePage();
createWebBrowserPage();
createMailAndNewsPage();
createAdvancedPage();
buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok
| QDialogButtonBox::Cancel);
listWidget = new QListWidget;
listWidget->addItem(tr("Appearance"));
listWidget->addItem(tr("Web Browser"));
listWidget->addItem(tr("Mail & News"));
listWidget->addItem(tr("Advanced"));
stackedLayout = new QStackedLayout;
stackedLayout->addWidget(appearancePage);
stackedLayout->addWidget(webBrowserPage);
stackedLayout->addWidget(mailAndNewsPage);
stackedLayout->addWidget(advancedPage);
connect(listWidget, SIGNAL(currentRowChanged(int)),
stackedLayout, SLOT(setCurrentIndex(int)));
QGridLayout *mainLayout = new QGridLayout;
mainLayout->setColumnStretch(0, 1);
mainLayout->setColumnStretch(1, 3);
mainLayout->addWidget(listWidget, 0, 0);
mainLayout->addLayout(stackedLayout, 0, 1);
mainLayout->addWidget(buttonBox, 1, 0, 1, 2);
setLayout(mainLayout);
connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
setWindowTitle(tr("Preferences"));
listWidget->setCurrentRow(0);
}
