Backuping some rework on the teacherbar

src/gui/UBTBPageEditWidget.cpp

@@ -29,7 +29,7 @@ UBTBPageEditWidget::UBTBPageEditWidget(UBTeacherBarDataMgr *pDataMgr, QWidget *p
     mUrls.clear();
     setAttribute(Qt::WA_StyledBackground, true);
     setStyleSheet(UBApplication::globalStyleSheet());
-
+    mClearingFields = false;
     mLayout.setContentsMargins(0, 0, 0, 0);
     setLayout(&mLayout);
 
@@ -120,14 +120,18 @@ UBTBPageEditWidget::~UBTBPageEditWidget()
 
 void UBTBPageEditWidget::onTitleChanged()
 {
-    mpDataMgr->setPageTitle(mpTitle->text());
+    if(!mClearingFields){
-    emit valueChanged();
+        mpDataMgr->setPageTitle(mpTitle->text());
+        emit valueChanged();
+    }
 }
 
 void UBTBPageEditWidget::onCommentsChanged()
 {
-    mpDataMgr->setComments(mpComments->document()->toPlainText());
+    if(!mClearingFields){
-    emit valueChanged();
+        mpDataMgr->setComments(mpComments->document()->toPlainText());
+        emit valueChanged();
+    }
 }
 
 void UBTBPageEditWidget::onActionButton()
@@ -135,6 +139,7 @@ void UBTBPageEditWidget::onActionButton()
     UBTeacherStudentAction* pAction = new UBTeacherStudentAction(this);
     mActions << pAction;
     mpActions->addWidget(pAction);
+    emit valueChanged();
 }
 
 void UBTBPageEditWidget::onLinkButton()
@@ -142,6 +147,7 @@ void UBTBPageEditWidget::onLinkButton()
     UBUrlWidget* pUrl = new UBUrlWidget(this);
     mUrls << pUrl;
     mpLinks->addWidget(pUrl);
+    emit valueChanged();
 }
 
 void UBTBPageEditWidget::onMediaDropped(const QString &url)
@@ -149,9 +155,12 @@ void UBTBPageEditWidget::onMediaDropped(const QString &url)
     if("" != url){
         QWidget* pMedia = mpMediaContainer->generateMediaWidget(url);
         if(NULL != pMedia){
-            mpDataMgr->medias()->append(pMedia);
+            mMedias << pMedia;
-            mpDataMgr->addMediaUrl(url);
+            mMediaUrls << url;
+            //mpDataMgr->medias()->append(pMedia);
+            //mpDataMgr->addMediaUrl(url);
             mpMediaContainer->addWidget(pMedia);
+            emit valueChanged();
         }
     }
 }
@@ -170,6 +179,8 @@ void UBTBPageEditWidget::saveFields()
 {
     mpDataMgr->actions()->clear();
     mpDataMgr->urls()->clear();
+    mpDataMgr->mediaUrls().clear();
+    mpDataMgr->medias()->clear();
 
     foreach(UBTeacherStudentAction* pAct, mActions){
         sAction action;
@@ -183,6 +194,12 @@ void UBTBPageEditWidget::saveFields()
         link.link = pUrl->url();
         mpDataMgr->urls()->append(link);
     }
+    foreach(QString url, mMediaUrls){
+        mpDataMgr->mediaUrls().append(url);
+    }
+    foreach(QWidget* pMedia, mMedias){
+        mpDataMgr->medias()->append(pMedia);
+    }
 }
 
 void UBTBPageEditWidget::updateFields()
@@ -203,7 +220,7 @@ void UBTBPageEditWidget::updateFields()
             continue;
         QWidget* pWidget = mpMediaContainer->generateMediaWidget(url);
         if(pWidget != NULL){
-            mpDataMgr->medias()->append(pWidget);
+            mMedias << pWidget;
             mpMediaContainer->addWidget(pWidget);
         }
     }
@@ -221,6 +238,7 @@ void UBTBPageEditWidget::updateFields()
 
 void UBTBPageEditWidget::clearFields()
 {
+    mClearingFields = true;
     // Title
     mpTitle->setText("");
     // Actions
@@ -230,13 +248,14 @@ void UBTBPageEditWidget::clearFields()
     }
     mActions.clear();
     // Medias
-    foreach(QWidget* pMedia, *mpDataMgr->medias()){
+    foreach(QWidget* pMedia, mMedias){
         if(NULL != pMedia){
             mpMediaContainer->removeWidget(pMedia);
             DELETEPTR(pMedia);
         }
     }
-    mpDataMgr->mediaUrls().clear();
+    mMedias.clear();
+    mMediaUrls.clear();
     // Links
     foreach(UBUrlWidget* pLink, mUrls){
         mpLinks->removeWidget(pLink);
@@ -245,6 +264,8 @@ void UBTBPageEditWidget::clearFields()
     mUrls.clear();
     // Comments
     mpComments->setText("");
+
+    mClearingFields = false;
 }
 
 // ---------------------------------------------------------------------------------------------

src/gui/UBTBPageEditWidget.h

@@ -133,6 +133,9 @@ private:
 
     QVector<UBTeacherStudentAction*> mActions;
     QVector<UBUrlWidget*> mUrls;
+    QVector<QWidget*> mMedias;
+    QStringList mMediaUrls;
+    bool mClearingFields;
 };
 
 #endif // UBTBPAGEEDITWIDGET_H

src/gui/UBTeacherBarPreviewWidget.cpp

@@ -248,23 +248,13 @@ void UBTeacherBarPreviewWidget::onEdit()
 
 void UBTeacherBarPreviewWidget::updateFields()
 {
-    // First, remove the previous elements
-    if(!mStoredWidgets.empty()){
-        foreach(QWidget* pW, mStoredWidgets){
-            mpContentContainer->removeWidget(pW);
-            if( pW->objectName() == "UBActionPreview" ||
-                pW->objectName() == "UBLinkPreview" ||
-                pW->objectName() == "UBCommentsPreview"){
-                // Here we delete all preview widget excepting the media because they are handled by the data manager
-                delete pW;
-                pW = NULL;
-            }
-        }
-        mStoredWidgets.clear();
-    }
-
     // Session Title
-    mpSessionTitle->setText(mpDataMgr->sessionTitle());
+    if("" != mpDataMgr->sessionTitle()){
+        mpSessionTitle->setText(mpDataMgr->sessionTitle());
+        mpSessionTitle->setVisible(true);
+    }else{
+        mpSessionTitle->setVisible(false);
+    }
 
     // Page Title
     if("" != mpDataMgr->pageTitle()){
@@ -279,7 +269,7 @@ void UBTeacherBarPreviewWidget::updateFields()
     generateActions();
 
     // Media
-    generateMedias();
+    //generateMedias();
 
     // Links
     generateLinks();
@@ -291,7 +281,20 @@ void UBTeacherBarPreviewWidget::updateFields()
 
 void UBTeacherBarPreviewWidget::clearFields()
 {
+    // Session Title
+    mpSessionTitle->setText("");
+
+    // Page Title
+    mpTitle->setText("");
 
+    // Medias
+    if(!mStoredWidgets.empty()){
+        foreach(QWidget* pW, mStoredWidgets){
+            mpContentContainer->removeWidget(pW);
+            DELETEPTR(pW);
+        }
+        mStoredWidgets.clear();
+    }
 }
 
 void UBTeacherBarPreviewWidget::generateActions()
@@ -309,10 +312,25 @@ void UBTeacherBarPreviewWidget::generateActions()
 
 void UBTeacherBarPreviewWidget::generateMedias()
 {
-    foreach(QWidget* pMedia, *mpDataMgr->medias()){
+    if(isVisible()){
-        if(NULL != pMedia){
+        foreach(QString mediaUrl, mpDataMgr->mediaUrls()){
-            mpContentContainer->addWidget(pMedia);
+            QString mimeType = UBFileSystemUtils::mimeTypeFromFileName(mediaUrl);
-            mStoredWidgets << pMedia;
+            if(mimeType.contains("image")){
+                QPixmap pix = QPixmap(mediaUrl);
+                QLabel* label = new QLabel();
+                pix.scaledToWidth(label->width());
+                label->resize(pix.width(), pix.height());
+                label->setPixmap(pix);
+                label->setScaledContents(true);
+                mStoredWidgets << label;
+                mpContentContainer->addWidget(label);
+            }
+            else if(mimeType.contains("video") || mimeType.contains("audio")){
+                UBMediaWidget* mediaPlayer = new UBMediaWidget(mimeType.contains("audio")?eMediaType_Audio:eMediaType_Video);
+                mediaPlayer->setFile(mediaUrl);
+                mStoredWidgets << mediaPlayer;
+                mpContentContainer->addWidget(mediaPlayer);
+            }
         }
     }
 }
@@ -323,6 +341,7 @@ void UBTeacherBarPreviewWidget::generateLinks()
         foreach(sLink link, *mpDataMgr->urls()){
             mpTmpLink = new QLabel(QString("<a href='%0'>%1</a>").arg(link.link).arg(link.title), this);
             mpTmpLink->setObjectName("UBLinkPreview");
+            mpTmpLink->setOpenExternalLinks(true);
             mpContentContainer->addWidget(mpTmpLink);
             mStoredWidgets << mpTmpLink;
         }
@@ -340,3 +359,19 @@ void UBTeacherBarPreviewWidget::generateComments()
         mStoredWidgets << mpTmpComment;
     }
 }
+
+void UBTeacherBarPreviewWidget::showEvent(QShowEvent* ev)
+{
+    //updateFields();
+}
+
+// -----------------------------------------------------------------------------------------------------
+UBDraggableMedia::UBDraggableMedia(eMediaType type, QWidget *parent, const char *name):UBMediaWidget(type, parent, name)
+{
+
+}
+
+UBDraggableMedia::~UBDraggableMedia()
+{
+
+}

src/gui/UBTeacherBarPreviewWidget.h

@@ -8,6 +8,7 @@
 
 #include "core/UBPersistenceManager.h"
 #include "customWidgets/UBWidgetList.h"
+#include "customWidgets/UBMediaWidget.h"
 #include "UBTeacherBarDataMgr.h"
 
 class UBTeacherBarPreviewMedia : public QWidget
@@ -56,6 +57,14 @@ public:
     ~UBTBPreviewSeparator();
 };
 
+class UBDraggableMedia : public UBMediaWidget
+{
+public:
+    UBDraggableMedia(eMediaType type = eMediaType_Video, QWidget* parent=0, const char* name="UBDraggableMedia");
+    ~UBDraggableMedia();
+
+};
+
 class UBTeacherBarPreviewWidget : public QWidget
 {
     Q_OBJECT
@@ -68,6 +77,9 @@ public:
 signals:
     void showEditMode();
 
+protected:
+    void showEvent(QShowEvent* ev);
+
 private slots:
     void onEdit();
     void onActiveSceneChanged();
@@ -111,6 +123,8 @@ private:
     QLabel* mpTmpLink;
     /** A temporary comments field */
     QTextEdit* mpTmpComment;
+    /** A temporary media object */
+    UBDraggableMedia* mTmpMedia;
 };
 
 #endif // UBTEACHERBARPREVIEWWIDGET_H

src/gui/UBTeacherBarWidget.cpp

@@ -148,7 +148,7 @@ bool UBTeacherBarWidget::isEmpty()
 
 void UBTeacherBarWidget::onShowEditMode()
 {
-    mpStackWidget->setCurrentWidget(mpPageEditWidget);
+    onTBStateChanged(eTeacherBarState_PageEdit);
 }
 
 void UBTeacherBarWidget::onTBStateChanged(eTeacherBarState state)
@@ -163,10 +163,13 @@ void UBTeacherBarWidget::onTBStateChanged(eTeacherBarState state)
         mpStackWidget->setCurrentWidget(mpDocPreviewWidget);
         break;
     case eTeacherBarState_PageEdit:
+        mpPageEditWidget->clearFields();
         mpPageEditWidget->updateFields();
         mpStackWidget->setCurrentWidget(mpPageEditWidget);
         break;
     case eTeacherBarState_PagePreview:
+        saveContent();
+        mpPreview->clearFields();
         mpPreview->updateFields();
         mpStackWidget->setCurrentWidget(mpPreview);
         break;