previewReport(QPrinter* printer, PreviewHints hints = PreviewBarsUserSetting) has been added to the report engine.

include/lrpreviewreportwidget.h

@@ -3,6 +3,7 @@
 
 #include <QWidget>
 #include <QTimer>
+#include <QPrinter>
 #include "lrglobal.h"
 
 namespace LimeReport {
@@ -31,6 +32,8 @@ public:
     void setScaleType(const ScaleType &scaleType, int percent = 0);
     void setPreviewPageBackgroundColor(QColor color);
     QColor previewPageBackgroundColor();
+    QPrinter *defaultPrinter() const;
+    void setDefaultPrinter(QPrinter *defaultPrinter);
 public slots:
     void refreshPages();
     void zoomIn();
@@ -71,6 +74,8 @@ private:
     int       m_scalePercent;
     QTimer    m_resizeTimer;
     QColor    m_previewPageBackgroundColor;
+    QPrinter* m_defaultPrinter;
+    void printPages(QPrinter *printer);
 };
 
 } // namespace LimeReport

include/lrreportengine.h

@@ -87,6 +87,7 @@ public:
     bool    printToPDF(const QString& fileName);
     bool    exportReport(QString exporterName, const QString &fileName = "", const QMap<QString, QVariant>& params = QMap<QString, QVariant>());
     void    previewReport(PreviewHints hints = PreviewBarsUserSetting);
+    void    previewReport(QPrinter* printer, PreviewHints hints = PreviewBarsUserSetting);
     void    designReport();
     ReportDesignWindowInterface* getDesignerWindow();
     void    setShowProgressDialog(bool value);

limereport/lrpreviewreportwidget.cpp

@@ -71,7 +71,8 @@ QList<QString> PreviewReportWidgetPrivate::aviableExporters()
 PreviewReportWidget::PreviewReportWidget(ReportEngine *report, QWidget *parent) :
     QWidget(parent),
     ui(new Ui::PreviewReportWidget), d_ptr(new PreviewReportWidgetPrivate(this)),
-    m_scaleType(FitWidth), m_scalePercent(0), m_previewPageBackgroundColor(Qt::white)
+    m_scaleType(FitWidth), m_scalePercent(0), m_previewPageBackgroundColor(Qt::white),
+    m_defaultPrinter(0)
 {
     ui->setupUi(this);
     d_ptr->m_report = report->d_ptr;
@@ -193,8 +194,23 @@ void PreviewReportWidget::lastPage()
     d_ptr->m_changingPage=false;
 }
 
+void PreviewReportWidget::printPages(QPrinter* printer)
+{
+    if (!d_ptr->m_reportPages.isEmpty())
+        ReportEnginePrivate::printReport(
+            d_ptr->m_reportPages,
+            *printer
+        );
+    foreach(PageItemDesignIntf::Ptr pageItem, d_ptr->m_reportPages){
+        d_ptr->m_previewPage->reactivatePageItem(pageItem);
+    }
+}
+
 void PreviewReportWidget::print()
 {    
+    if (m_defaultPrinter){
+        printPages(m_defaultPrinter);
+    } else {
 
         QPrinterInfo pi;
         QPrinter printer(QPrinter::HighResolution);
@@ -212,13 +228,7 @@ void PreviewReportWidget::print()
 #endif
         QPrintDialog dialog(&printer,QApplication::activeWindow());
         if (dialog.exec()==QDialog::Accepted){
-        if (!d_ptr->m_reportPages.isEmpty())
+            printPages(&printer);
-            ReportEnginePrivate::printReport(
-                d_ptr->m_reportPages,
-                printer
-            );
-        foreach(PageItemDesignIntf::Ptr pageItem, d_ptr->m_reportPages){
-            d_ptr->m_previewPage->reactivatePageItem(pageItem);
         }
     }
 }
@@ -307,6 +317,16 @@ void PreviewReportWidget::emitPageSet()
     emit pagesSet(d_ptr->m_reportPages.count());
 }
 
+QPrinter *PreviewReportWidget::defaultPrinter() const
+{
+    return m_defaultPrinter;
+}
+
+void PreviewReportWidget::setDefaultPrinter(QPrinter *defaultPrinter)
+{
+    m_defaultPrinter = defaultPrinter;
+}
+
 ScaleType PreviewReportWidget::scaleType() const
 {
     return m_scaleType;

limereport/lrpreviewreportwidget.h

@@ -3,6 +3,7 @@
 
 #include <QWidget>
 #include <QTimer>
+#include <QPrinter>
 #include "lrglobal.h"
 
 namespace LimeReport {
@@ -31,6 +32,8 @@ public:
     void setScaleType(const ScaleType &scaleType, int percent = 0);
     void setPreviewPageBackgroundColor(QColor color);
     QColor previewPageBackgroundColor();
+    QPrinter *defaultPrinter() const;
+    void setDefaultPrinter(QPrinter *defaultPrinter);
 public slots:
     void refreshPages();
     void zoomIn();
@@ -71,6 +74,8 @@ private:
     int       m_scalePercent;
     QTimer    m_resizeTimer;
     QColor    m_previewPageBackgroundColor;
+    QPrinter* m_defaultPrinter;
+    void printPages(QPrinter *printer);
 };
 
 } // namespace LimeReport

limereport/lrpreviewreportwindow.cpp

@@ -209,6 +209,11 @@ void PreviewReportWindow::setPages(ReportPages pages)
     }
 }
 
+void PreviewReportWindow::setDefaultPrinter(QPrinter *printer)
+{
+    m_previewReportWidget->setDefaultPrinter(printer);
+}
+
 void PreviewReportWindow::exec()
 {
     bool deleteOnClose = testAttribute(Qt::WA_DeleteOnClose);

limereport/lrpreviewreportwindow.h

@@ -36,6 +36,7 @@
 #include <QComboBox>
 #include <QSettings>
 #include <QEventLoop>
+#include <QPrinter>
 
 #include "serializators/lrxmlreader.h"
 
@@ -61,6 +62,7 @@ public:
     ~PreviewReportWindow();
     void setReportReader(ItemsReaderIntf::Ptr reader);
     void setPages(ReportPages pages);
+    void setDefaultPrinter(QPrinter* printer);
     void exec();
     void initPreview(int pagesCount);
     void reloadPreview();

limereport/lrreportengine.cpp

@@ -496,7 +496,12 @@ bool ReportEnginePrivate::exportReport(QString exporterName, const QString &file
 
 void ReportEnginePrivate::previewReport(PreviewHints hints)
 { 
-//    QTime start = QTime::currentTime();
+    previewReport(0, hints);
+}
+
+void ReportEnginePrivate::previewReport(QPrinter *printer, PreviewHints hints)
+{
+    //    QTime start = QTime::currentTime();
         try{
             dataManager()->setDesignTime(false);
             ReportPages pages = renderToPages();
@@ -508,6 +513,7 @@ void ReportEnginePrivate::previewReport(PreviewHints hints)
                 w->setWindowFlags(Qt::Dialog|Qt::WindowMaximizeButtonHint|Qt::WindowCloseButtonHint| Qt::WindowMinMaxButtonsHint);
                 w->setAttribute(Qt::WA_DeleteOnClose,true);
                 w->setWindowModality(Qt::ApplicationModal);
+                w->setDefaultPrinter(printer);
                 //w->setWindowIcon(QIcon(":/report/images/main.ico"));
                 w->setWindowIcon(m_previewWindowIcon);
                 w->setWindowTitle(m_previewWindowTitle);
@@ -1323,6 +1329,14 @@ void ReportEngine::previewReport(PreviewHints hints)
     d->previewReport(hints);
 }
 
+void ReportEngine::previewReport(QPrinter *printer, PreviewHints hints)
+{
+    Q_D(ReportEngine);
+    if (m_settings)
+        d->setSettings(m_settings);
+    d->previewReport(printer, hints);
+}
+
 void ReportEngine::designReport()
 {
     Q_D(ReportEngine);

limereport/lrreportengine.h

@@ -87,6 +87,7 @@ public:
     bool    printToPDF(const QString& fileName);
     bool    exportReport(QString exporterName, const QString &fileName = "", const QMap<QString, QVariant>& params = QMap<QString, QVariant>());
     void    previewReport(PreviewHints hints = PreviewBarsUserSetting);
+    void    previewReport(QPrinter* printer, PreviewHints hints = PreviewBarsUserSetting);
     void    designReport();
     ReportDesignWindowInterface* getDesignerWindow();
     void    setShowProgressDialog(bool value);

limereport/lrreportengine_p.h

@@ -154,6 +154,7 @@ public:
     bool    printToPDF(const QString& fileName);
     bool    exportReport(QString exporterName, const QString &fileName = "", const QMap<QString, QVariant>& params = QMap<QString, QVariant>());
     void    previewReport(PreviewHints hints = PreviewBarsUserSetting);
+    void    previewReport(QPrinter* printer, PreviewHints hints = PreviewBarsUserSetting);
 
     ReportDesignWindowInterface* getDesignerWindow();
     void    designReport();