Drag'n'Drop: added insertion marks for group sorting

git-svn-id: https://svn.code.sf.net/p/keepassx/code/trunk@21 b624d157-de02-0410-bad0-e51aec6abb33

src/forms/MainWindow.ui

@@ -328,16 +328,16 @@
  <pixmapfunction></pixmapfunction>
  <customwidgets>
   <customwidget>
-   <class>KeepassGroupView</class>
+   <class>KeepassEntryView</class>
    <extends>QTreeWidget</extends>
-   <header>../../src/lib/GroupView.h</header>
+   <header>../../src/lib/EntryView.h</header>
    <container>0</container>
    <pixmap></pixmap>
   </customwidget>
   <customwidget>
-   <class>KeepassEntryView</class>
+   <class>KeepassGroupView</class>
    <extends>QTreeWidget</extends>
-   <header>../../src/lib/EntryView.h</header>
+   <header>../../src/lib/GroupView.h</header>
    <container>0</container>
    <pixmap></pixmap>
   </customwidget>

src/lib/GroupView.cpp

@@ -22,6 +22,7 @@
 #include <QDragMoveEvent>
 #include <QDragLeaveEvent>
 #include <QDropEvent>
+#include <QPaintEvent>
 #include <QMouseEvent>
 #include <QApplication>
 #include <QFont>
@@ -34,8 +35,10 @@
 #include "main.h"
 #include "GroupView.h"
 
+
 KeepassGroupView::KeepassGroupView(QWidget* parent):QTreeWidget(parent){
-db=0;
+InsertionMarker=QLine();
+db=NULL;
 LastHoverItem=NULL;
 setHeaderLabels(QStringList()<<tr("Gruppen"));
 }
@@ -49,43 +52,61 @@ event->accept();
 
 void KeepassGroupView:: dragMoveEvent ( QDragMoveEvent * event ){
 GroupViewItem* item=(GroupViewItem*)itemAt(event->pos());
+
 if(LastHoverItem){
   QFont f=LastHoverItem->font(0);
   f.setBold(false);
   LastHoverItem->setFont(0,f);
 }
 
+InsertionMarker=QLine();
+
 if(item){
+ QRect ItemRect=visualItemRect(item);
  if(!db->isParentGroup(item->pGroup,DragItem->pGroup) && DragItem!=item){
+   if((ItemRect.height()+ItemRect.y())-event->pos().y() > 4){
    	QFont f=item->font(0);
    	f.setBold(true);
    	item->setFont(0,f);
    	LastHoverItem=item;
-   event->setAccepted(true);}
+   	event->setAccepted(true);
- else 
-   event->setAccepted(false);
 }
    else{
-  LastHoverItem=NULL;}
+	LastHoverItem=NULL;
+	InsertionMarker=QLine(ItemRect.x(),ItemRect.y()+ItemRect.height(),
+			      ItemRect.x()+ItemRect.width(),ItemRect.y()+ItemRect.height());
+	}
+ }
+ else 
+   event->setAccepted(false);
  
+}
+else{
+  LastHoverItem=NULL;
 
 }
+update();
+}
 
 void KeepassGroupView:: dragLeaveEvent ( QDragLeaveEvent * event ){
+InsertionMarker=QLine();
 if(LastHoverItem){
   QFont f=LastHoverItem->font(0);
   f.setBold(false);
   LastHoverItem->setFont(0,f);
 }
+update();
 }
 
 
 void KeepassGroupView::dropEvent( QDropEvent * event ){
+InsertionMarker=QLine();
 if(LastHoverItem){
   QFont f=LastHoverItem->font(0);
   f.setBold(false);
   LastHoverItem->setFont(0,f);
   LastHoverItem=NULL;
+  
 }
 GroupViewItem* item=(GroupViewItem*)itemAt(event->pos());
 if(item)
@@ -132,6 +153,7 @@ void KeepassGroupView::mouseMoveEvent(QMouseEvent *event){
 }
 
 void KeepassGroupView::updateItems(){
+
 clear();
 Items.clear();
 for(int i=0; i<db->Groups.size();i++){
@@ -168,10 +190,23 @@ for(int i=Items.size()-1;i>=0;i--){
  if(Items[i]->pGroup->Level==level){
 return Items[i];}
 }
+
 return Items.back();
 
 }
 
+void KeepassGroupView::paintEvent(QPaintEvent* event){
+QTreeWidget::paintEvent(event);
+QPainter painter(viewport());
+QPen pen(QColor(100,100,100));
+pen.setWidth(2);
+pen.setStyle(Qt::DotLine);
+painter.setPen(pen);
+if(!InsertionMarker.isNull()){
+painter.drawLine(InsertionMarker);
+}
+}
+
 
 
 GroupViewItem::GroupViewItem(QTreeWidget *parent):QTreeWidgetItem(parent){

src/lib/GroupView.h

@@ -39,12 +39,17 @@ protected:
  virtual void dropEvent ( QDropEvent * event );
  virtual void mousePressEvent(QMouseEvent *event);
  virtual void mouseMoveEvent(QMouseEvent *event);
+ virtual void paintEvent ( QPaintEvent * event );
+
 
 private:
+
+ QLine InsertionMarker;
  QPoint DragStartPos;
  QPixmap DragPixmap;
  GroupViewItem* DragItem;
  GroupViewItem* LastHoverItem;
+
  GroupViewItem* getLastSameLevelItem(int level);
 };