#include "edit.h"#include <stdio.h>#include <qlabel.h>#include <qtextcodec.h>#include <qlineedit.h>#include <qmultilineedit.h>#include <qvalidator.h>#include <qlayout.h>EditDemo::EditDemo( QWidget *parent, const char *name )    : QWidget( parent, name ){	//建立布局組件	QGridLayout *grid = new QGridLayout(this, 5, 2, 2, 2);	//普通輸入條	QLabel *label1 = new QLabel(tr("普通輸入條:"), this);	grid->addWidget( label1 , 0, 0);	QLineEdit *edit1 = new QLineEdit(tr("LineEdit測(cè)試"), this);	edit1->setFocus();	edit1->setCursorPosition(4);	grid->addWidget( edit1, 0, 1);	//只讀輸入條	QLabel *label2 = new QLabel(tr("<u><font color=#ff0000>只讀輸入條:</font></u>"), this);	grid->addWidget( label2 , 1, 0);	QLineEdit *edit2 = new QLineEdit(tr("只讀:)"), this);	edit2->setReadOnly(TRUE);	grid->addWidget( edit2, 1, 1);	//不顯示輸入條	QLabel *label3 = new QLabel(tr("口令輸入模式:"), this);	grid->addWidget( label3 , 2, 0);	QLineEdit *edit3 = new QLineEdit(this);	edit3->setEchoMode(QLineEdit::Password);	grid->addWidget( edit3, 2, 1);	//整數(shù)輸入校驗(yàn)	QLabel *label4 = new QLabel(tr("整數(shù)輸入校驗(yàn):"), this);	grid->addWidget( label4 , 3, 0);	QLineEdit *edit4 = new QLineEdit(this);	edit4->setValidator( new QIntValidator( edit4 ) );	grid->addWidget( edit4, 3, 1);		//多行編輯區(qū)	QMultiLineEdit *multiedit = new QMultiLineEdit(this);	grid->addMultiCellWidget(multiedit, 4, 4, 0, 1);}