简易qq对话框

//本程序由QT5 creator编译可运行
 //dialog.h
 1 #ifndef DIALOG_H

 #define DIALOG_H

 #include <QDialog>

 class Dialog : public QDialog

 {

     Q_OBJECT

 public:

     Dialog(QWidget *parent = );

     ~Dialog();

 };

 #endif // DIALOG_H

//drawer.h
 1 #ifndef DRAWER_H

 #define DRAWER_H

 #include <QToolBox>

 #include <QToolButton>

 class Drawer : public QToolBox

 {

     Q_OBJECT

 public:

     Drawer(QWidget *parent = , Qt::WindowFlags f = );

 private:

     QToolButton *toolBtn1_1;

     QToolButton *toolBtn1_2;

     QToolButton *toolBtn1_3;

     QToolButton *toolBtn1_4;

     QToolButton *toolBtn1_5;

     QToolButton *toolBtn2_1;

     QToolButton *toolBtn2_2;

     QToolButton *toolBtn3_1;

     QToolButton *toolBtn3_2;

 };

 #endif // DRAWER_H

//dialog.cpp
 1 #include "dialog.h"

 Dialog::Dialog(QWidget *parent)

     : QDialog(parent)

 {

 }

 Dialog::~Dialog()

 {

 }

//drawer.cpp
//代码中,图片与build-MyQQExample-Desktop_Qt_5_6_0_MinGW_32bit-Debug放置同一个文件夹下面
  1 #include "drawer.h"

 #include <QGroupBox>

 #include <QVBoxLayout>

 Drawer::Drawer(QWidget *parent, Qt::WindowFlags f)

     :QToolBox(parent, f)

 {

     setWindowTitle (tr("My QQ")); //设置主窗体的标题

     //创建一个QToolButton类实例,分别对应于抽屉中的每一个按钮

     toolBtn1_1 = new QToolButton;

     toolBtn1_1->setText (tr("张三"));          //设置按钮的文字

     toolBtn1_1->setIcon (QPixmap("11.png"));  //设置按钮的图标

     toolBtn1_1->setIconSize (QPixmap("11.png").size ());

     toolBtn1_1->setAutoRaise (true);          //当鼠标离开时,按钮自动恢复为弹起状态

     //设置按钮的ToolButtonStyle属性->主要用来描述按钮的文字和图标的显示方式.

     //Qt::ToolButtonTextBesideIcon-->文字在图标旁边

     toolBtn1_1->setToolButtonStyle (Qt::ToolButtonTextBesideIcon);

     toolBtn1_2 = new QToolButton;

     toolBtn1_2->setText (tr("李四"));

     toolBtn1_2->setIcon (QPixmap("12.png"));

     toolBtn1_2->setIconSize (QPixmap("12.png").size ());

     toolBtn1_2->setAutoRaise (true);

     toolBtn1_2->setToolButtonStyle (Qt::ToolButtonTextBesideIcon);

     toolBtn1_3 = new QToolButton;

     toolBtn1_3->setText (tr("王五"));

     toolBtn1_3->setIcon (QPixmap("13.png"));

     toolBtn1_3->setIconSize (QPixmap("13.png").size ());

     toolBtn1_3->setAutoRaise (true);

     toolBtn1_3->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);

     toolBtn1_4 = new QToolButton;

     toolBtn1_4->setText(tr("小赵"));

     toolBtn1_4->setIcon(QPixmap("14.png"));

     toolBtn1_4->setIconSize(QPixmap("14.png").size());

     toolBtn1_4->setAutoRaise(true);

     toolBtn1_4->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);

     toolBtn1_5 = new QToolButton;

     toolBtn1_5->setText(tr("小孙"));

     toolBtn1_5->setIcon(QPixmap("155.png"));

     toolBtn1_5->setIconSize(QPixmap("155.png").size());

     toolBtn1_5->setAutoRaise(true);

     toolBtn1_5->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);

     //创建一个QGroupBox类实例,在本例中对应每一个抽屉.

     //QGroupBox *groupBox2 = new QGroupBox。。创建其余两栏抽屉

     QGroupBox *groupBox1 = new QGroupBox;

     //布局

     //用来设置抽屉内各个按钮的布局

     QVBoxLayout *layout1 = new QVBoxLayout(groupBox1);

     //布局中各个窗体显示间距

     layout1->setMargin ();

     //布局中各个窗体显示位置

     layout1->setAlignment (Qt::AlignLeft);

     //加入抽屉内的各个按钮

     layout1->addWidget (toolBtn1_1);

     layout1->addWidget (toolBtn1_2);

     layout1->addWidget (toolBtn1_3);

     layout1->addWidget (toolBtn1_4);

     layout1->addWidget (toolBtn1_5);

     //插入一个占位符-使所有按钮能靠上对齐,并且在整个抽屉大小发生改变时保证按钮大小不发生改变

     layout1->addStretch ();

     toolBtn2_1 = new QToolButton;

     toolBtn2_1->setText ("老王");

     toolBtn2_1->setIcon (QPixmap("21.png"));

     toolBtn2_1->setIconSize (QPixmap("21.png").size ());

     toolBtn2_1->setAutoRaise (true);

     toolBtn2_1->setToolButtonStyle (Qt::ToolButtonTextBesideIcon);

     toolBtn2_2 = new QToolButton;

     toolBtn2_2->setText (tr("小张"));

     toolBtn2_2->setIcon (QPixmap("22.png"));

     toolBtn2_2->setIconSize (QPixmap("22.png").size ());

     toolBtn2_2->setAutoRaise(true);

     toolBtn2_2->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);

     QGroupBox *groupBox2 = new QGroupBox;

     QVBoxLayout *layout2 = new QVBoxLayout(groupBox2);

     layout2->setMargin ();

     layout2->setAlignment (Qt::AlignLeft);

     layout2->addWidget (toolBtn2_1);

     layout2->addWidget (toolBtn2_2);

     toolBtn3_1 =new QToolButton;

     toolBtn3_1->setText(tr("小陈"));

     toolBtn3_1->setIcon(QPixmap("31.png"));

     toolBtn3_1->setIconSize(QPixmap("31.png").size());

     toolBtn3_1->setAutoRaise(true);

     toolBtn3_1->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);

     toolBtn3_2 =new QToolButton;

     toolBtn3_2->setText(tr("小李"));

     toolBtn3_2->setIcon(QPixmap("32.png"));

     toolBtn3_2->setIconSize(QPixmap("32.png").size());

     toolBtn3_2->setAutoRaise(true);

     toolBtn3_2->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);

     QGroupBox *groupBox3=new QGroupBox;

     QVBoxLayout *layout3=new QVBoxLayout(groupBox3);

     layout3->setMargin();

     layout3->setAlignment(Qt::AlignLeft);

     layout3->addWidget(toolBtn3_1);

     layout3->addWidget(toolBtn3_2);

     //将准备好的抽屉插入ToolBox中

     this->addItem ((QWidget*)groupBox1, tr("我的好友"));

     this->addItem ((QWidget*)groupBox2, tr("陌生人"));

     this->addItem ((QWidget*)groupBox3, tr("黑名单"));

 }

//main.cpp
 1 #include "dialog.h"

 #include <QApplication>

 #include "drawer.h"

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

 {

     QApplication a(argc, argv);

     Drawer drawer;

     drawer.show ();

     return a.exec();

 }

简易qq对话框运行效果，如图所示.

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