Exporting to CFF mechanism was appended by storing warnings about exporting items content.

If warnings was appeared - dialog with warnings details appeared. Each warning is a separate QTextEdit.

That mechanism is general for UBExportAdaptor and can be simple implemented and used in any import or export adaptor.

plugins/cffadaptor/src/UBCFFAdaptor.cpp

@@ -47,7 +47,12 @@ bool UBCFFAdaptor::convertUBZToIWB(const QString &from, const QString &to)
         qDebug() << "The convertrer class is invalid, stopping conversion. Error message" << tmpConvertrer.lastErrStr();
         return false;
     }
-    if (!tmpConvertrer.parse()) {
+
+    bool bParceRes = tmpConvertrer.parse();
+
+    mConversionMessages << tmpConvertrer.getMessages();
+
+    if (!bParceRes) {
         return false;
     }
 
@@ -299,6 +304,12 @@ bool UBCFFAdaptor::deleteDir(const QString& pDirPath) const
 
     return dir.rmdir(pDirPath);
 }
+
+QList<QString> UBCFFAdaptor::getConversionMessages() 
+{
+    return mConversionMessages;
+}
+
 bool UBCFFAdaptor::freeDir(const QString &dir)
 {
     bool result = true;
@@ -1110,6 +1121,9 @@ bool UBCFFAdaptor::UBToCFFConverter::setContentFromUBZ(const QDomElement &ubzEle
         }
     }else
     {
+        addLastExportError(QObject::tr("Element ID = ") + QString("%1 \r\n").arg(ubzElement.attribute(aUBZUuid)) 
+                         + QString("Source file  = ") + QString("%1 \r\n").arg(ubzElement.attribute(aUBZSource))
+                         + QObject::tr("Content is not supported in destination format."));
         bRet = false;
     }
    

plugins/cffadaptor/src/UBCFFAdaptor.h

@@ -20,6 +20,7 @@ public:
 
     bool convertUBZToIWB(const QString &from, const QString &to);
     bool deleteDir(const QString& pDirPath) const;
+    QList<QString> getConversionMessages();
 
 private:
     QString uncompressZip(const QString &zipFile);
@@ -33,6 +34,7 @@ private:
 
 private:
     QStringList tmpDirs;
+    QList<QString> mConversionMessages;
 
 private:
 
@@ -46,8 +48,12 @@ private:
         bool isValid() const;
         QString lastErrStr() const {return errorStr;}
         bool parse();
+        QList<QString> getMessages() {return mExportErrorList;}
 
     private:
+
+        void addLastExportError(QString error) {mExportErrorList.append(error);}
+
         void fillNamespaces();
 
         bool parseMetadata();
@@ -119,6 +125,7 @@ private:
         QString contentIWBFileName() const;
 
     private:
+        QList<QString> mExportErrorList;
         QMap<QString, QString> iwbSVGItemsAttributes;
         QDomDocument *mDataModel; //model for reading indata
         QXmlStreamWriter *mIWBContentWriter; //stream to write outdata

plugins/cffadaptor/src/UBCFFConstants.h

@@ -74,6 +74,7 @@ const QString aRef = "ref"; // as reference for applying additional attributes
 const QString aSVGHref = "xlink:href"; // reference to file
 const QString aIWBHref = "ref"; // reference to element ID
 const QString aUBZHref = "href";
+const QString aUBZSource = "source";
 const QString aSrc = "src";
 const QString aSVGRequiredExtension = "requiredExtensions";
 

src/adaptors/UBExportAdaptor.cpp

@@ -24,6 +24,7 @@
 #include "core/UBApplication.h"
 
 #include "gui/UBMainWindow.h"
+#include "gui/UBMessagesDialog.h"
 
 #include "core/memcheck.h"
 
@@ -103,3 +104,13 @@ QString UBExportAdaptor::askForDirName(UBDocumentProxy* pDocument, const QString
 
     return dirname;
 }
+
+void UBExportAdaptor::showErrorsList(QList<QString> errorsList)
+{
+    if (errorsList.count())
+    {
+        UBMessagesDialog *dialog = new UBMessagesDialog(tr("Warnings during export was appeared"), UBApplication::mainWindow);
+        dialog->setMessages(errorsList);
+        dialog->show();
+    }
+}

src/adaptors/UBExportAdaptor.h

@@ -46,6 +46,8 @@ class UBExportAdaptor : public QObject
         QString askForFileName(UBDocumentProxy* pDocument, const QString& pDialogTitle);
         QString askForDirName(UBDocumentProxy* pDocument, const QString& pDialogTitle);
 
+        void showErrorsList(QList<QString> errorsList);
+
         bool mIsVerbose;
 
 };

src/adaptors/UBExportCFF.cpp

@@ -52,6 +52,7 @@ void UBExportCFF::persist(UBDocumentProxy* pDocument)
                 if (mIsVerbose)
                     UBApplication::showMessage(tr("Export failed."));
 
+        showErrorsList(toIWBExporter.getConversionMessages());
 
         QApplication::restoreOverrideCursor();
 

src/gui/UBMessagesDialog.cpp

@@ -0,0 +1,56 @@
+/*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 2 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "UBMessagesDialog.h"
+
+UBMessagesDialog::UBMessagesDialog(QString windowTitle, QWidget *parent)
+: QWidget(parent)
+{
+    resize(400, 0);
+
+    setWindowTitle(windowTitle);
+    setWindowFlags(Qt::Tool | Qt::WindowStaysOnTopHint);
+
+}
+
+void UBMessagesDialog::setMessages(const QList<QString> messages)
+{
+    mMessages = messages;
+
+    if (mMessages.count())
+    {        
+        QVBoxLayout *messagesLayout = new QVBoxLayout(this);
+        foreach (QString message, mMessages)
+        {
+            QTextEdit *messageBox = new QTextEdit(this);
+            messageBox->setMinimumHeight(55);
+            messageBox->setReadOnly(true);
+            messageBox->setFocusPolicy(Qt::NoFocus);
+            messageBox->setText(message);
+            messagesLayout->addWidget(messageBox);
+        }
+        QPushButton *closeButton = new QPushButton(tr("Close"), this);
+        connect(closeButton, SIGNAL(clicked(bool)), this, SLOT(dispose()));
+
+        messagesLayout->addWidget(closeButton);
+
+        setLayout(messagesLayout);
+    }
+}
+
+void UBMessagesDialog::dispose()
+{
+    delete this;
+}

src/gui/UBMessagesDialog.h

@@ -0,0 +1,37 @@
+/*
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef UB_MESSAGES_DIALOG_H_
+#define UB_MESSAGES_DIALOG_H_
+
+#include <QtGui>
+
+class UBMessagesDialog : public QWidget
+{
+    Q_OBJECT
+
+public:
+    UBMessagesDialog(QString windowTitle, QWidget *parent = NULL);
+    void setMessages(const QList<QString> messages);
+
+    private slots:
+        void dispose();
+
+private:
+    QList<QString> mMessages;
+    int mMessagesFontSize;
+};
+
+#endif UB_MESSAGES_DIALOG_H_

src/gui/gui.pri

@@ -50,7 +50,8 @@ HEADERS      += src/gui/UBThumbnailView.h \
 		src/gui/UBFeaturesActionBar.h \
     src/gui/UBDockTeacherGuideWidget.h \
     src/gui/UBTeacherGuideWidget.h \
-    src/gui/UBTeacherGuideWidgetsTools.h
+    src/gui/UBTeacherGuideWidgetsTools.h \
+                src/gui/UBMessagesDialog.h
                 
 SOURCES      += src/gui/UBThumbnailView.cpp \
                 src/gui/UBFloatingPalette.cpp \
@@ -103,7 +104,8 @@ SOURCES      += src/gui/UBThumbnailView.cpp \
 		src/gui/UBFeaturesActionBar.cpp \
     src/gui/UBDockTeacherGuideWidget.cpp \
     src/gui/UBTeacherGuideWidget.cpp \
-    src/gui/UBTeacherGuideWidgetsTools.cpp
+    src/gui/UBTeacherGuideWidgetsTools.cpp \
+                src/gui/UBMessagesDialog.cpp
 
 win32 {