prepare for insert functions impelementation

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@3918 90c681e8-e032-0410-971d-27865f9a5e38

2 files changed, 29 insertions, 0 deletions

diff --git a/src/plugins/Ui/skinned/listwidget.cpp b/src/plugins/Ui/skinned/listwidget.cpp
index 6aa9792eb..8acd31783 100644
--- a/src/plugins/Ui/skinned/listwidget.cpp
+++ b/src/plugins/Ui/skinned/listwidget.cpp
@@ -46,6 +46,7 @@ ListWidget::ListWidget(QWidget *parent)
     m_popupWidget = 0;
     m_metrics = 0;
     m_extra_metrics = 0;
+    m_drop_row = -1;
     loadColors();
     m_menu = new QMenu(this);
     m_scroll_direction = NONE;
@@ -264,6 +265,14 @@ void ListWidget::paintEvent(QPaintEvent *)
         }
         sx = rtl ? 9 : width() - 7 - m_metrics->width(m_rows[i]->length);
         painter.drawText(sx, sy, m_rows[i]->length);
+
+        //draw drop line
+        if(m_drop_row == (m_first + i))
+        {
+            painter.setPen(m_current);
+            painter.drawLine (6, i * (m_metrics->lineSpacing() + 2),
+                              width() - 4 , i * (m_metrics->lineSpacing() + 2));
+        }
     }
     //draw line
     if(m_number_width)
@@ -548,6 +557,23 @@ void ListWidget::dropEvent(QDropEvent *event)
                 m_model->add(u.toString());
         }
     }
+    m_drop_row = -1;
+}
+
+void ListWidget::dragLeaveEvent(QDragLeaveEvent *)
+{
+    m_drop_row = -1;
+    update();
+}
+
+void ListWidget::dragMoveEvent(QDragMoveEvent *event)
+{
+    int row = rowAt(event->pos().y());
+    if(row != m_drop_row)
+    {
+        m_drop_row = row;
+        update();
+    }
 }
 
 const QString ListWidget::getExtraString(int i)
diff --git a/src/plugins/Ui/skinned/listwidget.h b/src/plugins/Ui/skinned/listwidget.h
index b7e902203..57f5f4d1a 100644
--- a/src/plugins/Ui/skinned/listwidget.h
+++ b/src/plugins/Ui/skinned/listwidget.h
@@ -98,6 +98,8 @@ protected:
     int rowAt(int)const;
     void dragEnterEvent(QDragEnterEvent *event);
     void dropEvent(QDropEvent *event);
+    void dragLeaveEvent(QDragLeaveEvent *);
+    void dragMoveEvent(QDragMoveEvent *event);
     void contextMenuEvent (QContextMenuEvent * event);
     bool event (QEvent *e);
 
@@ -140,6 +142,7 @@ private:
     bool m_show_anchor;
     bool m_align_numbres;
     int m_number_width;
+    int m_drop_row;
     QList<ListWidgetRow *> m_rows;
     MediaPlayer *m_player;
     PlayListPopup::PopupWidget *m_popupWidget;