Added attaching files support via drag and drop for Create Forum Message.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@3193 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/forums/CreateForumMsg.cpp

@@ -29,6 +29,8 @@
 #include "rsiface/rsforums.h"
 #include "rsiface/rsfiles.h"
 
+#include <sys/stat.h>
+
 #include "gui/feeds/AttachFileItem.h"
 
 #include <sstream>
@@ -382,6 +384,83 @@ void CreateForumMsg::fileHashingFinished(AttachFileItem* file) {
 
 }
 
+void CreateForumMsg::dropEvent(QDropEvent *event)
+{
+	if (!(Qt::CopyAction & event->possibleActions()))
+	{
+                std::cerr << "CreateForumMsg::dropEvent() Rejecting uncopyable DropAction" << std::endl;
+
+		/* can't do it */
+		return;
+	}
+
+        std::cerr << "CreateForumMsg::dropEvent() Formats" << std::endl;
+	QStringList formats = event->mimeData()->formats();
+	QStringList::iterator it;
+	for(it = formats.begin(); it != formats.end(); it++)
+	{
+                std::cerr << "Format: " << (*it).toStdString() << std::endl;
+	}
+
+	if (event->mimeData()->hasUrls())
+	{
+                std::cerr << "CreateForumMsg::dropEvent() Urls:" << std::endl;
+
+		QList<QUrl> urls = event->mimeData()->urls();
+		QList<QUrl>::iterator uit;
+		for(uit = urls.begin(); uit != urls.end(); uit++)
+		{
+			std::string localpath = uit->toLocalFile().toStdString();
+                        std::cerr << "Whole URL: " << uit->toString().toStdString() << std::endl;
+                        std::cerr << "or As Local File: " << localpath << std::endl;
+
+			if (localpath.size() > 0)
+			{
+				struct stat buf;
+				//Check that the file does exist and is not a directory
+				if ((-1 == stat(localpath.c_str(), &buf))) {
+				    std::cerr << "CreateForumMsg::dropEvent() file does not exists."<< std::endl;
+				    QMessageBox mb(tr("Drop file error."), tr("File not found or file name not accepted."),QMessageBox::Information,QMessageBox::Ok,0,0);
+				    mb.setButtonText( QMessageBox::Ok, "OK" );
+				    mb.exec();
+				} else if (S_ISDIR(buf.st_mode)) {
+				    std::cerr << "CreateForumMsg::dropEvent() directory not accepted."<< std::endl;
+				    QMessageBox mb(tr("Drop file error."), tr("Directory can't be dropped, only files are accepted."),QMessageBox::Information,QMessageBox::Ok,0,0);
+				    mb.setButtonText( QMessageBox::Ok, "OK" );
+				    mb.exec();
+				} else {
+				    CreateForumMsg::addAttachment(localpath);
+				}
+			}
+		}
+	}
+
+	event->setDropAction(Qt::CopyAction);
+	event->accept();
+}
+
+void CreateForumMsg::dragEnterEvent(QDragEnterEvent *event)
+{
+	/* print out mimeType */
+        std::cerr << "CreateForumMsg::dragEnterEvent() Formats" << std::endl;
+	QStringList formats = event->mimeData()->formats();
+	QStringList::iterator it;
+	for(it = formats.begin(); it != formats.end(); it++)
+	{
+                std::cerr << "Format: " << (*it).toStdString() << std::endl;
+	}
+
+	if (event->mimeData()->hasUrls())
+	{
+                std::cerr << "CreateForumMsg::dragEnterEvent() Accepting Urls" << std::endl;
+		event->acceptProposedAction();
+	}
+	else
+	{
+                std::cerr << "CreateForumMsg::dragEnterEvent() No Urls" << std::endl;
+	}
+}
+
 void CreateForumMsg::pasteLink()
 {
 	ui.forumMessage->insertHtml(RSLinkClipboard::toHtml()) ;

retroshare-gui/src/gui/forums/CreateForumMsg.h

@@ -60,6 +60,9 @@ private slots:
 
 protected:
     void closeEvent (QCloseEvent * event);
+    virtual void dragEnterEvent(QDragEnterEvent *event);
+    virtual void dropEvent(QDropEvent *event);
+
   
 private:
     /** Define the popup menus for the Context menu */

retroshare-gui/src/gui/forums/CreateForumMsg.ui

@@ -10,7 +10,7 @@
     <x>0</x>
     <y>0</y>
     <width>482</width>
-    <height>406</height>
+    <height>448</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -110,6 +110,9 @@ border: 1px solid #CCCCCC;}</string>
          </property>
          <item>
           <widget class="QToolButton" name="attachFileButton">
+           <property name="toolTip">
+            <string>Attach File</string>
+           </property>
            <property name="text">
             <string/>
            </property>
@@ -233,7 +236,16 @@ border: 1px solid #CCCCCC;}</string>
           </widget>
          </item>
          <item row="1" column="0">
+          <widget class="QGroupBox" name="groupBox_2">
+           <property name="title">
+            <string>Attach files via drag and drop</string>
+           </property>
+           <layout class="QGridLayout" name="gridLayout_7">
+            <item row="0" column="0">
              <widget class="QScrollArea" name="scrollArea">
+              <property name="toolTip">
+               <string>You can attach files via drag and drop here in this window</string>
+              </property>
               <property name="widgetResizable">
                <bool>true</bool>
               </property>
@@ -242,7 +254,7 @@ border: 1px solid #CCCCCC;}</string>
                 <rect>
                  <x>0</x>
                  <y>0</y>
-              <width>460</width>
+                 <width>440</width>
                  <height>60</height>
                 </rect>
                </property>
@@ -274,6 +286,9 @@ border: 1px solid #CCCCCC;}</string>
           </widget>
          </item>
         </layout>
+       </widget>
+      </item>
+     </layout>
     </item>
    </layout>
   </widget>