mainform.cpp

在Linux底下用QtDesigner开发的一个进程同步例子。基本思想是设计一个缓冲区（循环队列）

/****************************************************************************
** Form implementation generated from reading ui file 'mainForm.ui'
**
** Created: 三  5月 16 16:38:28 2007
**      by: The User Interface Compiler ($Id: qt/main.cpp   3.1.1   edited Nov 21 17:40 $)
**
** WARNING! All changes made in this file will be lost!
****************************************************************************/

#include "mainForm.h"

#include <qvariant.h>
#include <qlabel.h>
#include <qlineedit.h>
#include <qpushbutton.h>
#include <qlayout.h>
#include <qtooltip.h>
#include <qwhatsthis.h>
#include <qaction.h>
#include <qmenubar.h>
#include <qpopupmenu.h>
#include <qtoolbar.h>
#include <qimage.h>
#include <qpixmap.h>

#include "../mainForm.ui.h"
/* 
 *  Constructs a mainForm as a child of 'parent', with the 
 *  name 'name' and widget flags set to 'f'.
 *
 */
mainForm::mainForm( QWidget* parent, const char* name, WFlags fl )
    : QMainWindow( parent, name, fl )
{
    (void)statusBar();
    if ( !name )
	setName( "mainForm" );
    setCentralWidget( new QWidget( this, "qt_central_widget" ) );

    pushButton4 = new QPushButton( centralWidget(), "pushButton4" );
    pushButton4->setGeometry( QRect( 260, 290, 76, 29 ) );

    textLabel3 = new QLabel( centralWidget(), "textLabel3" );
    textLabel3->setGeometry( QRect( 10, 240, 60, 20 ) );

    pushButton3 = new QPushButton( centralWidget(), "pushButton3" );
    pushButton3->setGeometry( QRect( 90, 290, 76, 29 ) );

    textLabel2 = new QLabel( centralWidget(), "textLabel2" );
    textLabel2->setGeometry( QRect( 0, 190, 60, 20 ) );

    textLabel1 = new QLabel( centralWidget(), "textLabel1" );
    textLabel1->setGeometry( QRect( 0, 140, 60, 20 ) );

    lineEdit5 = new QLineEdit( centralWidget(), "lineEdit5" );
    lineEdit5->setGeometry( QRect( 240, 190, 108, 22 ) );

    lineEdit6 = new QLineEdit( centralWidget(), "lineEdit6" );
    lineEdit6->setGeometry( QRect( 240, 240, 108, 22 ) );

    lineEdit2 = new QLineEdit( centralWidget(), "lineEdit2" );
    lineEdit2->setGeometry( QRect( 80, 190, 108, 22 ) );

    lineEdit3 = new QLineEdit( centralWidget(), "lineEdit3" );
    lineEdit3->setGeometry( QRect( 80, 240, 108, 22 ) );

    lineEdit4 = new QLineEdit( centralWidget(), "lineEdit4" );
    lineEdit4->setGeometry( QRect( 240, 140, 108, 22 ) );

    lineEdit1 = new QLineEdit( centralWidget(), "lineEdit1" );
    lineEdit1->setGeometry( QRect( 80, 140, 108, 22 ) );

    // toolbars

    languageChange();
    resize( QSize(426, 421).expandedTo(minimumSizeHint()) );

    // signals and slots connections
    connect( pushButton3, SIGNAL( clicked() ), this, SLOT( addSlot() ) );
    connect( pushButton4, SIGNAL( clicked() ), this, SLOT( GetSlot() ) );
}

/*
 *  Destroys the object and frees any allocated resources
 */
mainForm::~mainForm()
{
    // no need to delete child widgets, Qt does it all for us
}

/*
 *  Sets the strings of the subwidgets using the current
 *  language.
 */
void mainForm::languageChange()
{
    setCaption( tr( "Form1" ) );
    pushButton4->setText( tr( "Get" ) );
    textLabel3->setText( tr( "Radius" ) );
    pushButton3->setText( tr( "Add" ) );
    textLabel2->setText( tr( "Y location" ) );
    textLabel1->setText( tr( "X location" ) );
}