print

cmainwindow.cpp

@@ -21,7 +21,8 @@ cMainWindow::cMainWindow(cSplashScreen* lpSplashScreen, QWidget *parent)
 	: QMainWindow(parent),
 	ui(new Ui::cMainWindow),
 	m_lpSplashScreen(lpSplashScreen),
-	m_lpFileBrowser(nullptr)
+	m_lpFileBrowser(nullptr),
+	m_lpPrint(nullptr)
 {
 	setImageFormats();
 
@@ -81,6 +82,9 @@ void cMainWindow::initUI()
 	m_lpFileBrowser	= new cFileBrowser(m_lpProgressBar, &m_imageFormats, ui->m_lpSelectedList, m_lpSelectedListModel, this);
 	ui->m_lpMainTab->addTab(m_lpFileBrowser, "Files");
 
+	m_lpPrint		= new cPrint(m_lpProgressBar, ui->m_lpSelectedList, m_lpSelectedListModel, this);
+	ui->m_lpMainTab->addTab(m_lpPrint, "Print");
+
 	if(!settings.value("main/maximized").toBool())
 	{
 		qint32		iX		= settings.value("main/x", QVariant::fromValue(-1)).toInt();

cmainwindow.h

@@ -11,6 +11,7 @@
 #include "common.h"
 
 #include "cfilebrowser.h"
+#include "cprint.h"
 
 #include <QMainWindow>
 #include <QCloseEvent>
@@ -46,6 +47,7 @@ private:
 	QProgressBar*					m_lpProgressBar;		/*!< TODO: describe */
 
 	cFileBrowser*					m_lpFileBrowser;		/*!< TODO: describe */
+	cPrint*							m_lpPrint;				/*!< TODO: describe */
 	QStandardItemModel*				m_lpSelectedListModel;	/*!< TODO: describe */
 
 	QList<IMAGEFORMAT>				m_imageFormats;			/*!< TODO: describe */

cprint.cpp

@@ -0,0 +1,84 @@
+/*!
+ \file cprint.cpp
+
+*/
+
+#include "cprint.h"
+#include "ui_cprint.h"
+
+#include "cfileviewer.h"
+
+#include "cimage.h"
+
+#include <QPrinter>
+#include <QPrinterInfo>
+#include <QPrintDialog>
+#include <QPageSetupDialog>
+#include <QPainter>
+
+
+cPrint::cPrint(QProgressBar* lpProgressBar, QListView* lpSelectedList, QStandardItemModel* lpSelectedListModel, QWidget *parent) :
+	QWidget(parent),
+	ui(new Ui::cPrint),
+	m_lpProgressBar(lpProgressBar),
+	m_lpSelectedList(lpSelectedList),
+	m_lpSelectedListModel(lpSelectedListModel)
+{
+	ui->setupUi(this);
+
+	m_lpPrinter	= new QPrinter;
+
+	QString		defaultPrinter		= QPrinterInfo::defaultPrinterName();
+	QStringList	availablePrinters	= QPrinterInfo::availablePrinterNames();
+
+	ui->m_lpPrinterSelect->addItems(availablePrinters);
+	ui->m_lpPrinterSelect->setCurrentText(defaultPrinter);
+
+	connect(ui->m_lpPrinterSettings,	&QPushButton::clicked,	this,	&cPrint::onPrinterSettings);
+	connect(ui->m_lpPrint,				&QPushButton::clicked,	this,	&cPrint::onPrint);
+}
+
+cPrint::~cPrint()
+{
+	if(m_lpPrinter)
+		delete m_lpPrinter;
+
+	delete ui;
+}
+
+void cPrint::onPrinterSettings()
+{
+	QPageSetupDialog	pageSetupDialog(m_lpPrinter);
+	pageSetupDialog.exec();
+}
+
+void cPrint::onPrint()
+{
+	if(!m_lpSelectedListModel->rowCount())
+		return;
+
+	cFileViewer*	lpFileViewer	= static_cast<cFileViewer*>(m_lpSelectedList->indexWidget(m_lpSelectedListModel->index(0, 0)));
+	if(!lpFileViewer)
+		return;
+
+	QString			fileName		= lpFileViewer->fileName();
+	cImage			image(fileName);
+
+	if(image.isNull())
+		return;
+
+	QPixmap			pixmap	= QPixmap::fromImage(image);
+	QPrintDialog	printDialog(m_lpPrinter, this);
+
+	if(printDialog.exec())
+	{
+		QPainter	painter(m_lpPrinter);
+		QRect		rect = painter.viewport();
+		QSize		size = pixmap.size();
+
+		size.scale(rect.size(), Qt::KeepAspectRatio);
+		painter.setViewport(rect.x(), rect.y(), size.width(), size.height());
+		painter.setWindow(pixmap.rect());
+		painter.drawPixmap(0, 0, pixmap);
+	}
+}

cprint.h

@@ -0,0 +1,70 @@
+/*!
+ \file cprint.h
+
+*/
+
+#ifndef CPRINT_H
+#define CPRINT_H
+
+
+#include <QWidget>
+
+#include <QProgressBar>
+#include <QListView>
+#include <QStandardItemModel>
+
+#include <QPrinter>
+
+
+namespace Ui {
+class cPrint;
+}
+
+/*!
+ \brief
+
+ \class cPrint cprint.h "cprint.h"
+*/
+class cPrint : public QWidget
+{
+	Q_OBJECT
+
+public:
+	/*!
+	 \brief
+
+	 \fn cPrint
+	 \param parent
+	*/
+	explicit cPrint(QProgressBar* lpProgressBar, QListView* lpSelectedList, QStandardItemModel* lpSelectedListModel, QWidget *parent = nullptr);
+	/*!
+	 \brief
+
+	 \fn ~cPrint
+	*/
+	~cPrint();
+
+private:
+	Ui::cPrint*			ui;						/*!< TODO: describe */
+	QProgressBar*		m_lpProgressBar;		/*!< TODO: describe */
+	QListView*			m_lpSelectedList;		/*!< TODO: describe */
+	QStandardItemModel*	m_lpSelectedListModel;	/*!< TODO: describe */
+
+	QPrinter*			m_lpPrinter;			/*!< TODO: describe */
+
+private slots:
+	/*!
+	 \brief
+
+	 \fn onPrinterSettings
+	*/
+	void					onPrinterSettings();
+	/*!
+	 \brief
+
+	 \fn onPrint
+	*/
+	void					onPrint();
+};
+
+#endif // CPRINT_H

cprint.ui

@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>cPrint</class>
+ <widget class="QWidget" name="cPrint">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="0" column="0">
+    <layout class="QVBoxLayout" name="verticalLayout">
+     <item>
+      <widget class="QComboBox" name="m_lpPrinterSelect"/>
+     </item>
+     <item>
+      <spacer name="verticalSpacer">
+       <property name="orientation">
+        <enum>Qt::Vertical</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>20</width>
+         <height>40</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item>
+      <layout class="QHBoxLayout" name="horizontalLayout">
+       <item>
+        <widget class="QPushButton" name="m_lpPrinterSettings">
+         <property name="text">
+          <string>printer settings...</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QPushButton" name="m_lpPrint">
+         <property name="text">
+          <string>print</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="horizontalSpacer">
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>40</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+      </layout>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

picturePrint.pro

@@ -5,6 +5,7 @@ QMAKE_TARGET_DESCRIPTION = picturePrint
 QMAKE_TARGET_COPYRIGHT = (c) 2020 WIN-DESIGN
 
 QT       += core gui sql multimedia concurrent
+qtHaveModule(printsupport): QT += printsupport
 
 greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 
@@ -49,6 +50,7 @@ SOURCES += \
     cfileviewer.cpp \
     cimage.cpp \
     common.cpp \
+    cprint.cpp \
     csplashscreen.cpp \
     main.cpp \
     cmainwindow.cpp
@@ -60,12 +62,14 @@ HEADERS += \
     cimage.h \
     cmainwindow.h \
     common.h \
+    cprint.h \
     csplashscreen.h
 
 FORMS += \
     cfilebrowser.ui \
     cfileviewer.ui \
-    cmainwindow.ui
+    cmainwindow.ui \
+    cprint.ui
 
 TRANSLATIONS += \
     picturePrint_de_AT.ts