Added ability to copy selected image to clipboard.

Manager.cpp

@@ -70,6 +70,8 @@ Manager::Manager (QObject *parent) :
   connect (resultDialog_, SIGNAL (requestTranslate (ProcessingItem)),
            this, SIGNAL (requestTranslate (ProcessingItem)));
   connect (resultDialog_, SIGNAL (requestClipboard ()), SLOT (copyLastToClipboard ()));
+  connect (resultDialog_, SIGNAL (requestImageClipboard ()),
+           SLOT (copyLastImageToClipboard ()));
   connect (resultDialog_, SIGNAL (requestEdition (ProcessingItem)),
            this, SLOT (editRecognized (ProcessingItem)));
 
@@ -293,6 +295,14 @@ void Manager::copyLastToClipboard () {
   }
 }
 
+void Manager::copyLastImageToClipboard () {
+  const ProcessingItem &item = resultDialog_->item ();
+  if (item.isValid ()) {
+    QClipboard *clipboard = QApplication::clipboard ();
+    clipboard->setPixmap (item.source);
+  }
+}
+
 void Manager::showResult (ProcessingItem item) {
   ST_ASSERT (item.isValid ());
   if (useResultDialog_) {

Manager.h

@@ -35,6 +35,7 @@ class Manager : public QObject {
     void about ();
     void showLast ();
     void copyLastToClipboard ();
+    void copyLastImageToClipboard ();
 
     void applySettings ();
 

ResultDialog.cpp

@@ -12,7 +12,7 @@ ResultDialog::ResultDialog (const LanguageHelper &dictionary, QWidget *parent) :
   ui (new Ui::ResultDialog),
   dictionary_ (dictionary),
   contextMenu_ (NULL), recognizeSubMenu_ (NULL),  translateSubMenu_ (NULL),
-  clipboardAction_ (NULL), correctAction_ (NULL) {
+  clipboardAction_ (NULL), imageClipboardAction_ (NULL), correctAction_ (NULL) {
   ui->setupUi (this);
   setWindowFlags (Qt::FramelessWindowHint | Qt::NoDropShadowWindowHint |
                   Qt::WindowStaysOnTopHint | Qt::X11BypassWindowManagerHint);
@@ -41,6 +41,7 @@ void ResultDialog::createContextMenu () {
   recognizeSubMenu_ = contextMenu_->addMenu (tr ("Распознать другой язык"));
   translateSubMenu_ = contextMenu_->addMenu (tr ("Перевести на другой язык"));
   clipboardAction_ = contextMenu_->addAction (tr ("Скопировать в буфер"));
+  imageClipboardAction_ = contextMenu_->addAction (tr ("Скопировать рисунок в буфер"));
   correctAction_ = contextMenu_->addAction (tr ("Исправить распознанный текст"));
 }
 
@@ -65,6 +66,9 @@ bool ResultDialog::eventFilter (QObject *object, QEvent *event) {
       else if (action == clipboardAction_) {
         emit requestClipboard ();
       }
+      else if (action == imageClipboardAction_) {
+        emit requestImageClipboard ();
+      }
       else if (action == correctAction_) {
         emit requestEdition (item_);
         // Return because Manager calls showResult() before hide() otherwise.

ResultDialog.h

@@ -22,6 +22,7 @@ class ResultDialog : public QDialog {
     void requestRecognize (ProcessingItem item);
     void requestTranslate (ProcessingItem item);
     void requestClipboard (); // Assume that slot will be called immediately.
+    void requestImageClipboard (); // Assume that slot will be called immediately.
     void requestEdition (ProcessingItem item);
 
   public:
@@ -42,6 +43,7 @@ class ResultDialog : public QDialog {
     QMenu *recognizeSubMenu_;
     QMenu *translateSubMenu_;
     QAction *clipboardAction_;
+    QAction *imageClipboardAction_;
     QAction *correctAction_;
     ProcessingItem item_;
 };