init
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#-------------------------------------------------
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#
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# Project created by QtCreator 2019-08-10T22:10:36
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#
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#-------------------------------------------------
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QT += core gui
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greaterThan(QT_MAJOR_VERSION, 4): QT += widgets printsupport
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TARGET = Notepad
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TEMPLATE = app
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# The following define makes your compiler emit warnings if you use
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# any feature of Qt which has been marked as deprecated (the exact warnings
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# depend on your compiler). Please consult the documentation of the
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# deprecated API in order to know how to port your code away from it.
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DEFINES += QT_DEPRECATED_WARNINGS
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# You can also make your code fail to compile if you use deprecated APIs.
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# In order to do so, uncomment the following line.
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# You can also select to disable deprecated APIs only up to a certain version of Qt.
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#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000 # disables all the APIs deprecated before Qt 6.0.0
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CONFIG += c++11
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SOURCES += \
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main.cpp \
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mainwindow.cpp
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HEADERS += \
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mainwindow.h
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FORMS += \
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mainwindow.ui
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# Default rules for deployment.
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qnx: target.path = /tmp/$${TARGET}/bin
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else: unix:!android: target.path = /opt/$${TARGET}/bin
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!isEmpty(target.path): INSTALLS += target
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#include "mainwindow.h"
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#include <QApplication>
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int main(int argc, char *argv[])
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{
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QApplication a(argc, argv);
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MainWindow w;
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w.show();
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return a.exec();
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}
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#include "mainwindow.h"
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#include "ui_mainwindow.h"
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MainWindow::MainWindow(QWidget *parent) :
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QMainWindow(parent),
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ui(new Ui::MainWindow)
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{
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ui->setupUi(this);
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#if !QT_CONFIG(printer)
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ui->actionPrint->setEnabled(false);
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#endif
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#if !QT_CONFIG(clipboard)
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ui->actionCut->setEnabled(false);
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ui->actionCopy->setEnabled(false);
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ui->actionPaste->setEnabled(false);
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#endif
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}
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MainWindow::~MainWindow()
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{
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delete ui;
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}
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void MainWindow::on_actionNew_triggered()
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{
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currentFile.clear();
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ui->textEdit->setText(QString());
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}
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void MainWindow::on_actionOpen_triggered()
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{
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QString filename = QFileDialog::getOpenFileName(this, "Open File");
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if(filename.isEmpty()) return;
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QFile file(filename);
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currentFile = filename;
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if(!file.open(QIODevice::ReadOnly)){
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ui->statusBar->showMessage("Can't open file: "+file.errorString(), 3000);
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}
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QTextStream in(&file);
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QString text = in.readAll();
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ui->textEdit->setText(text);
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file.close();
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this->setWindowTitle(QFileInfo(filename).fileName()+" - Notepad");
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}
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bool MainWindow::on_actionSave_triggered()
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{
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QFile file(currentFile);
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if(!file.exists())
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{
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this->setWindowTitle("Notepad");
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QString filename = QFileDialog::getSaveFileName(this, "Save");
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if(filename.isEmpty()) return false;
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file.setFileName(filename);
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currentFile = filename;
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this->setWindowTitle(QFileInfo(filename).fileName()+" - Notepad");
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}
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if(!file.open(QIODevice::WriteOnly)){
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ui->statusBar->showMessage("Can't save file: "+file.errorString(), 3000);
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return false;
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}
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QTextStream out(&file);
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QString text = ui->textEdit->toPlainText();
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out << text;
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file.close();
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return true;
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}
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void MainWindow::on_actionSaveAs_triggered()
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{
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QString tmp = currentFile;
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currentFile.clear();
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if(!on_actionSave_triggered())
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{
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this->setWindowTitle(QFileInfo(tmp).fileName()+" - Notepad");
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currentFile = tmp;
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}
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}
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void MainWindow::on_actionPrint_triggered()
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{
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#if QT_CONFIG(printer)
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QPrinter printDev;
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#if QT_CONFIG(printdialog)
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QPrintDialog dialog(&printDev, this);
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if (dialog.exec() == QDialog::Rejected)
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return;
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#endif // QT_CONFIG(printdialog)
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ui->textEdit->print(&printDev);
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#endif // QT_CONFIG(printer)
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}
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void MainWindow::on_actionExit_triggered()
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{
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qApp->exit();
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}
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void MainWindow::on_actionCopy_triggered()
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{
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ui->textEdit->copy();
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}
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void MainWindow::on_actionCut_triggered()
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{
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ui->textEdit->cut();
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}
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void MainWindow::on_actionPaste_triggered()
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{
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ui->textEdit->paste();
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}
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void MainWindow::on_actionUndo_triggered()
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{
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ui->textEdit->undo();
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}
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void MainWindow::on_actionRedo_triggered()
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{
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ui->textEdit->redo();
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}
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void MainWindow::on_actionAbout_triggered()
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{
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QMessageBox msgBox;
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msgBox.setText("Developed by PiyushXCoder");
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msgBox.exec();
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}
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@ -0,0 +1,53 @@
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#ifndef MAINWINDOW_H
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#define MAINWINDOW_H
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#include <QMainWindow>
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#include <QFileDialog>
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#include <QMessageBox>
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#include <QTextStream>
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#include <QPrinter>
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#include <QPrintDialog>
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namespace Ui {
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class MainWindow;
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}
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class MainWindow : public QMainWindow
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{
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Q_OBJECT
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public:
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explicit MainWindow(QWidget *parent = nullptr);
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~MainWindow();
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private slots:
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void on_actionNew_triggered();
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void on_actionOpen_triggered();
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bool on_actionSave_triggered();
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void on_actionSaveAs_triggered();
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void on_actionExit_triggered();
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void on_actionCopy_triggered();
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void on_actionCut_triggered();
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void on_actionPaste_triggered();
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void on_actionUndo_triggered();
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void on_actionRedo_triggered();
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void on_actionAbout_triggered();
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void on_actionPrint_triggered();
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private:
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Ui::MainWindow *ui;
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QString currentFile;
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};
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#endif // MAINWINDOW_H
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<?xml version="1.0" encoding="UTF-8"?>
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<ui version="4.0">
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<class>MainWindow</class>
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<widget class="QMainWindow" name="MainWindow">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>600</width>
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<height>500</height>
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</rect>
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</property>
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<property name="windowTitle">
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<string>Notepad</string>
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</property>
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<property name="windowIcon">
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<iconset theme="document">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<widget class="QWidget" name="centralWidget">
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<layout class="QVBoxLayout" name="verticalLayout">
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<item>
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<widget class="QTextEdit" name="textEdit"/>
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</item>
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</layout>
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</widget>
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<widget class="QMenuBar" name="menuBar">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>600</width>
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<height>23</height>
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</rect>
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</property>
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<widget class="QMenu" name="menuFile">
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<property name="title">
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<string>File</string>
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</property>
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<addaction name="actionNew"/>
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<addaction name="actionOpen"/>
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<addaction name="separator"/>
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<addaction name="actionSave"/>
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<addaction name="actionSaveAs"/>
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<addaction name="separator"/>
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<addaction name="actionPrint"/>
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<addaction name="actionExit"/>
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</widget>
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<widget class="QMenu" name="menuEdit">
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<property name="title">
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<string>Edit</string>
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</property>
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<addaction name="actionCopy"/>
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<addaction name="actionCut"/>
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<addaction name="actionPaste"/>
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<addaction name="separator"/>
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<addaction name="actionUndo"/>
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<addaction name="actionRedo"/>
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</widget>
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<widget class="QMenu" name="menuHelp">
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<property name="title">
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<string>Help</string>
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</property>
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<addaction name="actionAbout"/>
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</widget>
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<addaction name="menuFile"/>
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<addaction name="menuEdit"/>
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<addaction name="menuHelp"/>
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</widget>
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<widget class="QToolBar" name="mainToolBar">
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<attribute name="toolBarArea">
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<enum>TopToolBarArea</enum>
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</attribute>
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<attribute name="toolBarBreak">
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<bool>false</bool>
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</attribute>
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<addaction name="actionNew"/>
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<addaction name="actionOpen"/>
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<addaction name="actionSave"/>
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<addaction name="separator"/>
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<addaction name="actionCopy"/>
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<addaction name="actionCut"/>
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<addaction name="actionPaste"/>
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<addaction name="separator"/>
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<addaction name="actionUndo"/>
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<addaction name="actionRedo"/>
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</widget>
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<widget class="QStatusBar" name="statusBar"/>
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<action name="actionNew">
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<property name="icon">
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<iconset theme="document-new">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<property name="text">
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<string>New</string>
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</property>
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<property name="toolTip">
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<string>New Document</string>
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</property>
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<property name="shortcut">
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<string>Ctrl+N</string>
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</property>
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</action>
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<action name="actionOpen">
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<property name="icon">
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<iconset theme="document-open">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<property name="text">
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<string>Open</string>
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</property>
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<property name="toolTip">
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<string>Open Document</string>
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</property>
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<property name="shortcut">
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<string>Ctrl+O</string>
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</property>
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</action>
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<action name="actionSave">
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<property name="icon">
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<iconset theme="document-save">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<property name="text">
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<string>Save</string>
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</property>
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<property name="toolTip">
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<string>Save Document</string>
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</property>
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<property name="shortcut">
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<string>Ctrl+S</string>
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</property>
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</action>
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<action name="actionSaveAs">
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<property name="icon">
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<iconset theme="document-save-as">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<property name="text">
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<string>SaveAs</string>
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</property>
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<property name="toolTip">
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<string>Save Document As</string>
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</property>
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<property name="shortcut">
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<string>Ctrl+Shift+S</string>
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</property>
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</action>
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<action name="actionExit">
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<property name="icon">
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<iconset theme="exit">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<property name="text">
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<string>Exit</string>
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</property>
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<property name="toolTip">
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<string>Exit </string>
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</property>
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<property name="shortcut">
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<string>Ctrl+Q</string>
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</property>
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</action>
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<action name="actionCopy">
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<property name="icon">
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<iconset theme="edit-copy">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<property name="text">
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<string>Copy</string>
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</property>
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<property name="toolTip">
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<string>Copy Text</string>
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</property>
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<property name="shortcut">
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<string>Ctrl+C</string>
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</property>
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</action>
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<action name="actionCut">
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<property name="icon">
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<iconset theme="edit-cut">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<property name="text">
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<string>Cut</string>
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</property>
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<property name="toolTip">
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<string>Cut Text</string>
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</property>
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<property name="shortcut">
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<string>Ctrl+X</string>
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</property>
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</action>
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<action name="actionPaste">
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<property name="icon">
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<iconset theme="edit-paste">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<property name="text">
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<string>Paste</string>
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</property>
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<property name="toolTip">
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<string>Paste Text</string>
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</property>
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<property name="shortcut">
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<string>Ctrl+V</string>
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</property>
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</action>
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<action name="actionUndo">
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<property name="icon">
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<iconset theme="edit-undo">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<property name="text">
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<string>Undo</string>
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</property>
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<property name="toolTip">
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<string>Undo Changes</string>
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</property>
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<property name="shortcut">
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<string>Ctrl+Z</string>
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</property>
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</action>
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<action name="actionRedo">
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<property name="icon">
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<iconset theme="edit-redo">
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<normaloff>.</normaloff>.</iconset>
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</property>
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<property name="text">
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<string>Redo</string>
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</property>
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<property name="toolTip">
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<string>Redo Changes</string>
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</property>
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<property name="shortcut">
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<string>Ctrl+Shift+Z</string>
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</property>
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</action>
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<action name="actionAbout">
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<property name="icon">
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<iconset theme="help-about"/>
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</property>
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<property name="text">
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<string>About</string>
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</property>
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</action>
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<action name="actionPrint">
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<property name="icon">
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<iconset theme="document-print"/>
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</property>
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<property name="text">
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<string>Print</string>
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</property>
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<property name="toolTip">
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<string>Print Document</string>
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</property>
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<property name="shortcut">
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<string>Ctrl+P</string>
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</property>
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</action>
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</widget>
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<layoutdefault spacing="6" margin="11"/>
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<resources/>
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<connections/>
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</ui>
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