new directory structure

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@232 90c681e8-e032-0410-971d-27865f9a5e38

1 files changed, 260 insertions, 0 deletions

diff --git a/src/ui/keyboardmanager.cpp b/src/ui/keyboardmanager.cpp
new file mode 100644
index 000000000..5ad32fee7
--- /dev/null
+++ b/src/ui/keyboardmanager.cpp
@@ -0,0 +1,260 @@
+/***************************************************************************
+ *   Copyright (C) 2006 by Ilya Kotov                                      *
+ *   forkotov02@hotmail.ru                                                 *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+
+
+#include <QKeyEvent>
+
+#include "playlist.h"
+#include "playlistmodel.h"
+#include "listwidget.h"
+#include "keyboardmanager.h"
+#include "mainwindow.h"
+
+
+KeyboardManager::KeyboardManager ( PlayList* pl )
+{
+    m_playlist = pl;
+}
+
+bool KeyboardManager::handleKeyPress ( QKeyEvent* ke )
+{
+    bool handled = TRUE;
+    switch ( ke->key() )
+    {
+        case Qt::Key_Up:
+            keyUp ( ke );
+            break;
+        case Qt::Key_Down:
+            keyDown ( ke );
+            break;
+        case Qt::Key_PageUp:
+            keyPgUp ( ke );
+            break;
+        case Qt::Key_PageDown:
+            keyPgDown ( ke );
+            break;
+        case Qt::Key_Enter:
+        case Qt::Key_Return:
+            keyEnter ( ke );
+        default:
+            handled = FALSE;
+    }
+    return handled;
+}
+
+bool KeyboardManager::handleKeyRelease ( QKeyEvent* )
+{
+    return FALSE;
+}
+
+
+
+void KeyboardManager::setModel ( PlayListModel *m )
+{
+    m_playListModel = m;
+}
+
+void KeyboardManager::keyUp ( QKeyEvent * ke )
+{
+    QList<int> rows = m_playListModel->getSelectedRows();
+    ListWidget* list_widget = m_playlist->listWidget();
+
+    if ( rows.count() > 0 )
+    {
+       if(rows[0] == 0 && rows.count() == 1)
+          return;
+
+        if ( ! ( ke->modifiers() & Qt::ShiftModifier || ke->modifiers() & Qt::AltModifier ) )
+        {
+            m_playListModel->clearSelection();
+            list_widget->setAnchorRow(-1);
+        }
+
+        bool select_top = false;
+        int first_visible = list_widget->firstVisibleRow();
+        int last_visible = list_widget->visibleRows() + first_visible - 1;
+        foreach ( int i, rows )
+        {
+            if ( i > last_visible || i < first_visible )
+            {
+                select_top = true;
+                break;
+            }
+        }
+
+        if ( !select_top || ke->modifiers() & Qt::ShiftModifier || ke->modifiers() & Qt::AltModifier )
+        {
+            if ( ke->modifiers() == Qt::AltModifier )
+            {
+                m_playListModel->moveItems ( rows[0],rows[0] - 1 );
+                list_widget->setAnchorRow ( list_widget->getAnchorRow() - 1 );
+            }
+            else
+            {
+                if ( rows.last() > list_widget->getAnchorRow() && ke->modifiers() & Qt::ShiftModifier )
+                {
+                    m_playListModel->setSelected ( rows.last(),false );
+                }
+                else if ( rows[0] > 0 ) 
+                {
+                    m_playListModel->setSelected ( rows[0] - 1,true );
+                }
+                else
+                {
+                    m_playListModel->setSelected ( rows[0],true );
+                    if(list_widget->getAnchorRow() == -1)
+                     list_widget->setAnchorRow(rows[0]);
+                }
+
+                if ( ! ( ke->modifiers() & Qt::ShiftModifier ) && rows[0] > 0 )
+                    list_widget->setAnchorRow ( rows[0] - 1 );
+            }
+        }
+        else
+        { 
+            m_playListModel->setSelected ( list_widget->firstVisibleRow(),true );
+            list_widget->setAnchorRow(list_widget->firstVisibleRow());
+        }
+
+        rows = m_playListModel->getSelectedRows();
+
+        if ( rows[0]  < list_widget->firstVisibleRow() && list_widget->firstVisibleRow() > 0 )
+        {
+          int r = rows.last() > list_widget->getAnchorRow() ? rows.last(): rows.first();
+          if(ke->modifiers() & Qt::ShiftModifier && (r >= list_widget->firstVisibleRow() ))
+              ;
+            else
+                list_widget->scroll ( list_widget->firstVisibleRow() - 1 );
+        }
+    }
+    else
+    {
+       //if(list_widget->getAnchorRow() == -1)
+          list_widget->setAnchorRow(list_widget->firstVisibleRow());
+        m_playListModel->setSelected ( list_widget->firstVisibleRow(),true );
+    }
+}
+
+void KeyboardManager::keyDown ( QKeyEvent * ke )
+{
+    QList<int> rows = m_playListModel->getSelectedRows();
+    ListWidget* list_widget = m_playlist->listWidget();
+    //qWarning("count: %d",rows.count());
+    if ( rows.count() > 0 )
+    {
+        if ( ! ( ke->modifiers() & Qt::ShiftModifier || ke->modifiers() & Qt::AltModifier ) )
+        {
+            m_playListModel->clearSelection();
+            list_widget->setAnchorRow(-1);
+        }
+
+        bool select_top = false;
+        int first_visible = list_widget->firstVisibleRow();
+        int last_visible = list_widget->visibleRows() + first_visible - 1;
+        foreach ( int i, rows )
+        {
+            if ( i > last_visible || i < first_visible )
+            {
+                select_top = true;
+                break;
+            }
+        }
+
+        if ( !select_top || ke->modifiers() & Qt::ShiftModifier || ke->modifiers() & Qt::AltModifier )
+        {
+            if ( ke->modifiers() == Qt::AltModifier )
+            {
+                m_playListModel->moveItems ( rows.last(),rows.last() + 1 );
+                list_widget->setAnchorRow ( list_widget->getAnchorRow() + 1 );
+            }
+            else
+            {
+               //qWarning("list_widget %d",list_widget->getAnchorRow());
+                //qWarning("model count: %d rows.last(): %d",m_playListModel->count(),rows.last());
+                if ( rows[0] < list_widget->getAnchorRow()  && ke->modifiers() & Qt::ShiftModifier )
+                    m_playListModel->setSelected ( rows[0],false );
+                else if ( rows.last() < m_playListModel->count() - 1 )
+                {
+                    m_playListModel->setSelected ( rows.last() + 1,true );
+                }
+                else
+                {
+                    m_playListModel->setSelected ( rows.last(),true );
+                    if(list_widget->getAnchorRow() == -1)
+                       list_widget->setAnchorRow(rows.last());
+                }
+
+                if ( ! ( ke->modifiers() & Qt::ShiftModifier ) && rows.last() < m_playListModel->count() - 1 )
+                    list_widget->setAnchorRow ( rows.last() + 1 );
+            }
+        }
+        else
+        {
+            m_playListModel->setSelected ( list_widget->firstVisibleRow(),true );
+            list_widget->setAnchorRow(list_widget->firstVisibleRow());
+        }
+
+        rows = m_playListModel->getSelectedRows();
+
+        if ( !rows.isEmpty() && rows.last() >= list_widget->visibleRows() + list_widget->firstVisibleRow() )
+        {
+            int r = rows.first() < list_widget->getAnchorRow() ? rows.first(): rows.last();
+            if(ke->modifiers() & Qt::ShiftModifier && 
+               (r < list_widget->firstVisibleRow() + list_widget->visibleRows() ))
+              ;
+            else
+                list_widget->scroll ( list_widget->firstVisibleRow() + 1 );
+        }
+    }
+    else
+    {
+        m_playListModel->setSelected ( list_widget->firstVisibleRow(),true );
+        //if(list_widget->getAnchorRow() == -1)
+           list_widget->setAnchorRow(list_widget->firstVisibleRow());
+    }
+}
+
+void KeyboardManager::keyPgUp ( QKeyEvent * )
+{
+    ListWidget* list_widget = m_playlist->listWidget();
+    int page_size = list_widget->visibleRows();
+    int offset= ( list_widget->firstVisibleRow()-page_size >= 0 ) ?list_widget->firstVisibleRow()-page_size:0;
+    list_widget->scroll ( offset );
+}
+
+void KeyboardManager::keyPgDown ( QKeyEvent * )
+{
+    ListWidget* list_widget = m_playlist->listWidget();
+    int page_size = list_widget->visibleRows();
+    int offset = ( list_widget->firstVisibleRow() +page_size < m_playListModel->count() ) ?
+                 list_widget->firstVisibleRow() +page_size:m_playListModel->count() - 1;
+    list_widget->scroll ( offset );
+}
+
+void KeyboardManager::keyEnter ( QKeyEvent * )
+{
+    QList<int> rows = m_playListModel->getSelectedRows();
+    MainWindow* mw = qobject_cast<MainWindow*> ( m_playlist->parentWidget() );
+    if ( mw && rows.count() > 0 )
+    {
+        m_playListModel->setCurrent ( rows[0] );
+        mw->replay();
+    }
+}