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-rw-r--r--src/plugins/Ui/skinned/keyboardmanager.cpp280
1 files changed, 280 insertions, 0 deletions
diff --git a/src/plugins/Ui/skinned/keyboardmanager.cpp b/src/plugins/Ui/skinned/keyboardmanager.cpp
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+++ b/src/plugins/Ui/skinned/keyboardmanager.cpp
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+/***************************************************************************
+ * Copyright (C) 2006-2009 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 <qmmpui/playlistmodel.h>
+#include "playlist.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);
+ break;
+ case Qt::Key_Home:
+ keyHome(ke);
+ break;
+ case Qt::Key_End:
+ keyEnd(ke);
+ break;
+ default:
+ handled = false;
+ }
+ return handled;
+}
+
+bool KeyboardManager::handleKeyRelease (QKeyEvent*)
+{
+ return false;
+}
+
+void KeyboardManager::keyUp (QKeyEvent * ke)
+{
+ QList<int> rows = m_playlist->listWidget()->model()->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_playlist->listWidget()->model()->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_playlist->listWidget()->model()->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_playlist->listWidget()->model()->setSelected (rows.last(),false);
+ }
+ else if (rows[0] > 0)
+ {
+ m_playlist->listWidget()->model()->setSelected (rows[0] - 1,true);
+ }
+ else
+ {
+ m_playlist->listWidget()->model()->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_playlist->listWidget()->model()->setSelected (list_widget->firstVisibleRow(),true);
+ list_widget->setAnchorRow(list_widget->firstVisibleRow());
+ }
+
+ rows = m_playlist->listWidget()->model()->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_playlist->listWidget()->model()->setSelected (list_widget->firstVisibleRow(),true);
+ }
+}
+
+void KeyboardManager::keyDown (QKeyEvent * ke)
+{
+ QList<int> rows = m_playlist->listWidget()->model()->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_playlist->listWidget()->model()->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_playlist->listWidget()->model()->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_playlist->listWidget()->model()->count(),rows.last());
+ if (rows[0] < list_widget->getAnchorRow() && ke->modifiers() & Qt::ShiftModifier)
+ m_playlist->listWidget()->model()->setSelected (rows[0],false);
+ else if (rows.last() < m_playlist->listWidget()->model()->count() - 1)
+ {
+ m_playlist->listWidget()->model()->setSelected (rows.last() + 1,true);
+ }
+ else
+ {
+ m_playlist->listWidget()->model()->setSelected (rows.last(),true);
+ if(list_widget->getAnchorRow() == -1)
+ list_widget->setAnchorRow(rows.last());
+ }
+
+ if (! (ke->modifiers() & Qt::ShiftModifier) && rows.last() < m_playlist->listWidget()->model()->count() - 1)
+ list_widget->setAnchorRow (rows.last() + 1);
+ }
+ }
+ else
+ {
+ m_playlist->listWidget()->model()->setSelected (list_widget->firstVisibleRow(),true);
+ list_widget->setAnchorRow(list_widget->firstVisibleRow());
+ }
+
+ rows = m_playlist->listWidget()->model()->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_playlist->listWidget()->model()->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_playlist->listWidget()->model()->count()) ?
+ list_widget->firstVisibleRow() +page_size:m_playlist->listWidget()->model()->count() - 1;
+ list_widget->scroll (offset);
+}
+
+void KeyboardManager::keyEnter (QKeyEvent *)
+{
+ QList<int> rows = m_playlist->listWidget()->model()->getSelectedRows();
+ MainWindow* mw = qobject_cast<MainWindow*> (m_playlist->parentWidget());
+ if (mw && rows.count() > 0)
+ {
+ m_playlist->listWidget()->model()->setCurrent (rows[0]);
+ mw->replay();
+ }
+}
+
+void KeyboardManager::keyHome(QKeyEvent *ke)
+{
+ ListWidget* list_widget = m_playlist->listWidget();
+ m_playlist->listWidget()->scroll (0);
+ if(ke->modifiers() & Qt::ShiftModifier)
+ for(int i = 0; i <= list_widget->getAnchorRow(); ++i)
+ m_playlist->listWidget()->model()->setSelected (i,true);
+}
+
+void KeyboardManager::keyEnd(QKeyEvent *ke)
+{
+ ListWidget* list_widget = m_playlist->listWidget();
+ int page_size = list_widget->visibleRows();
+ int scroll_to = m_playlist->listWidget()->model()->count() - page_size;
+ if(scroll_to >= 0)
+ list_widget->scroll(scroll_to);
+ if(ke->modifiers() & Qt::ShiftModifier)
+ for(int i = list_widget->getAnchorRow(); i < m_playlist->listWidget()->model()->count(); ++i)
+ m_playlist->listWidget()->model()->setSelected (i,true);
+}
generated by cgit v1.2.3-13-gbd6f (git 2.30.0) at 2025-12-15 21:48:24 +0000