基于QT记事本源代码

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1、基于QT记事本源代码dialog.h#include"mainwindow.h"#ifndefDIALOG_H#defineDIALOG_H#includenamespaceUi{classDialog;}classDialog:publicQDialog{Q_OBJECTpublic:explicitDialog(QWidget*parent=0);~Dialog();privateslots:voidon_buttonBox_clicked(QAbstractButton*button);voidon_pushButton_clicked();voi

2、don_pushButton_2_clicked();voidon_pushButton_3_clicked();private:Ui::Dialog*ui;};#endif//DIALOG_Hmainwindow.h#ifndefMAINWINDOW_H#defineMAINWINDOW_H#include#include#include#include#include#include#include#include

3、Dialog>#include#include#include#include#includenamespaceUi{classMainWindow;}classMainWindow:publicQMainWindow{Q_OBJECTpublic:explicitMainWindow(QWidget*parent=0);~MainWindow();private:Ui::MainWindow*ui;privateslots:voidnewFileSlot()

4、;//nfs()voidopenFileSlot();//openatextfilevoidsaveFileSlot();voidsetColorSlot();voidsetFontSlot();voidsetDateTimeSlot();voidaboutSoftSlot();voidaboutWebSiteSlot();voidon_actionAa_destroyed(QObject*arg1);voidon_actionS_4_triggered();voidon_actionAa_triggered();voidon_actionA_triggered();};

5、#endif//MAINWINDOW_Hnew_datebase.h#ifndefNEW_DATEBASE_H#defineNEW_DATEBASE_H#include"QWidget"#include"qsql.h"#include"QSqlDatabase"#include"QSqlQuery"#include"QSqlQueryModel"#include"QDebug"#include#include"QSqlDriver"namespaceUi{classnew_datebase;}classnew_datebase:publicQDialog

6、{Q_OBJECTpublic:explicitnew_datebase(QWidget*parent=0);~new_datebase();privateslots:voidon_pushButton_clicked();voidon_lineEdit_editingFinished();private:Ui::new_datebase*ui;boolconnectDB();};#endif//NEW_DATEBASE_Hdialog.cpp#include"new_datebase.h"#include"dialog.h"#include"mainwindow.h"#

7、include"ui_dialog.h"#include"QtSql"#includeDialog::Dialog(QWidget*parent):QDialog(parent),ui(newUi::Dialog){ui->setupUi(this);}Dialog::~Dialog(){deleteui;}voidDialog::on_pushButton_clicked(){MainWindow*m=newMainWindow();m->show();}voidDialog::on_pushButton_