Ticket #8978: add_drag_func.patch

Code/Mantid/MantidQt/MantidWidgets/inc/MantidQtMantidWidgets/DataSelector.h

@@ -122 +122 @@
       bool m_autoLoad;
       /// Flag to show or hide the load button. By default this is set to true.
       bool m_showLoad;
+
+    protected:
+      void dropEvent(QDropEvent *);
+      void dragEnterEvent(QDragEnterEvent *);
     };
 
   } /* namespace MantidWidgets */

Code/Mantid/MantidQt/MantidWidgets/inc/MantidQtMantidWidgets/MWRunFiles.h

@@ -106 +106 @@
       Q_PROPERTY(LiveButtonOpts liveButton READ liveButtonState WRITE liveButtonState)
       Q_ENUMS(ButtonOpts)
       Q_ENUMS(LiveButtonOpts)
-
+      friend class DataSelector;
     public:
       /// options for bringing up the load file dialog
       enum ButtonOpts
@@ -275 +275 @@
       QString m_fileFilter;
       /// Thread to allow asynchronous finding of files.
       FindFilesThread * m_thread;
+
+    protected:
+      void dropEvent(QDropEvent *);
+      void dragEnterEvent(QDragEnterEvent *);
     };
   }
 }

Code/Mantid/MantidQt/MantidWidgets/inc/MantidQtMantidWidgets/WorkspaceSelector.h

@@ -67 +67 @@
     Q_PROPERTY(bool Optional READ isOptional WRITE setOptional)
     Q_PROPERTY(QStringList Suffix READ getSuffixes WRITE setSuffixes)
     Q_PROPERTY(QString Algorithm READ getValidatingAlgorithm WRITE setValidatingAlgorithm)
-
+    friend class DataSelector;
   public:
     /// Default Constructor
     WorkspaceSelector(QWidget *parent = NULL, bool init = true);
@@ -121 +121 @@
     // Algorithm to validate against
     boost::shared_ptr<Mantid::API::Algorithm> m_algorithm;
 
+  protected:
+    void dragEnterEvent(QDragEnterEvent*);
+    void dropEvent(QDropEvent*);
   };
 
 }

Code/Mantid/MantidQt/MantidWidgets/src/DataSelector.cpp

@@ -6 +6 @@
 
 #include <QFileInfo>
 
+#include <QDropEvent>
+#include <QMimeData>
+#include <QDebug>
+#include <QUrl>
+
 namespace MantidQt
 {
   namespace MantidWidgets
@@ -24 +29 @@
       connect(m_uiForm.pbLoadFile, SIGNAL(clicked()), this, SLOT(handleFileInput()));
 
       connect(&m_algRunner, SIGNAL(algorithmComplete(bool)), this, SLOT(handleAutoLoadComplete(bool)));
+      m_uiForm.rfFileInput->setAcceptDrops(false);
     }
 
     DataSelector::~DataSelector()
@@ -351 +357 @@
       m_showLoad = load;
     }
 
+
+void DataSelector::dropEvent(QDropEvent *de)
+{
+  const QMimeData *mimeData = de->mimeData();  
+  auto before_action = de->dropAction();
+
+  if (de->mimeData() && mimeData->text().contains(" = mtd[\"")){
+    m_uiForm.wsWorkspaceInput->dropEvent(de);
+    if (de->dropAction() == before_action){    
+      m_uiForm.cbInputType->setCurrentIndex(1);
+      return;
+    }
+    de->setDropAction(before_action);    
+  }
+  
+  m_uiForm.rfFileInput->dropEvent(de);
+  if (de->dropAction() == before_action){
+    m_uiForm.cbInputType->setCurrentIndex(0);
+  }
+}
+
+  void DataSelector::dragEnterEvent(QDragEnterEvent *de)
+{
+  const QMimeData *mimeData = de->mimeData();
+  if (mimeData->hasText() || mimeData->hasUrls())
+    de->acceptProposedAction();
+}
+
+
   } /* namespace MantidWidgets */
 } /* namespace MantidQt */

Code/Mantid/MantidQt/MantidWidgets/src/MWRunFiles.cpp

@@ -12 +12 @@
 #include <QFileDialog>
 #include <QFileInfo>
 #include <QHash>
+#include <QDropEvent>
+#include <QDragEnterEvent>
+#include <QMimeData>
+#include <QUrl>
 #include <QtConcurrentRun>
 #include <Poco/File.h>
 
@@ -1064 +1068 @@
 
   setEntryNumProblem("");
 }
+
+
+void MWRunFiles::dropEvent(QDropEvent *de)
+{
+  const QMimeData *mimeData = de->mimeData(); 
+  if (mimeData->hasUrls()){
+    auto url_list = mimeData->urls(); 
+    m_uiForm.fileEditor->setText(url_list[0].toLocalFile());
+    de->acceptProposedAction();
+  }else if (mimeData->hasText()){
+    QString text = mimeData->text();
+    if (text.contains(" = mtd[\""))
+      return;
+    m_uiForm.fileEditor->setText(text); 
+    de->acceptProposedAction();
+  }
+  
+}
+
+  void MWRunFiles::dragEnterEvent(QDragEnterEvent *de)
+{
+  const QMimeData *mimeData = de->mimeData();  
+  if (mimeData->hasUrls()){
+    auto listurl = mimeData->urls(); 
+    if (listurl.empty())
+      return;
+    if (!listurl[0].isLocalFile())
+      return;
+    de->acceptProposedAction();
+  }
+  else if(mimeData->hasText()) 
+  {
+    de->acceptProposedAction();
+  }
+}

Code/Mantid/MantidQt/MantidWidgets/src/WorkspaceSelector.cpp

@@ -10 +10 @@
 
 #include "MantidAPI/AlgorithmManager.h"
 
+#include <QDropEvent>
+#include <QMimeData>
+#include <QUrl>
+#include <QDebug>
 using namespace MantidQt::MantidWidgets;
 
 /**
@@ -313 +317 @@
     }
   }
 }
+
+void WorkspaceSelector::dropEvent(QDropEvent *de)
+{
+  const QMimeData *mimeData = de->mimeData(); 
+  QString text =  mimeData->text();
+  int equal_pos = text.indexOf("=");
+  QString ws_name = text.left(equal_pos-1);
+  QString ws_name_test = text.mid(equal_pos + 7, equal_pos-1);
+  
+  if (ws_name == ws_name_test){
+    int index = findText(ws_name);
+    if (index >= 0){
+      setCurrentIndex(index);
+      de->acceptProposedAction();
+    }
+  }
+  
+}
+
+void WorkspaceSelector::dragEnterEvent(QDragEnterEvent *de)
+{
+  const QMimeData *mimeData = de->mimeData();  
+  if(mimeData->hasText()) 
+  {
+    QString text = mimeData->text();
+    if (text.contains(" = mtd[\""))
+      de->acceptProposedAction();
+  }
+}