moved skinned ui to separate plugin

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@2252 90c681e8-e032-0410-971d-27865f9a5e38

1 files changed, 303 insertions, 0 deletions

diff --git a/src/plugins/Ui/skinned/playlistselector.cpp b/src/plugins/Ui/skinned/playlistselector.cpp
new file mode 100644
index 000000000..132c708ea
--- /dev/null
+++ b/src/plugins/Ui/skinned/playlistselector.cpp
@@ -0,0 +1,303 @@
+/***************************************************************************
+ *   Copyright (C) 2009-2011 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 <QPainter>
+#include <QFont>
+#include <QFontMetrics>
+#include <QSettings>
+#include <QApplication>
+#include <QMouseEvent>
+#include <QMenu>
+#include <QLineEdit>
+#include <QInputDialog>
+#include <qmmp/qmmp.h>
+#include <qmmpui/playlistmanager.h>
+#include "skin.h"
+#include "playlistselector.h"
+
+PlayListSelector::PlayListSelector(PlayListManager *manager, QWidget *parent) : QWidget(parent)
+{
+    m_update = false;
+    m_scrollable = false;
+    m_left_pressed = false;
+    m_right_pressed = false;
+    m_offset = 0;
+    m_offset_max = 0;
+    m_skin = Skin::instance();
+    m_pl_manager = manager;
+    connect(m_pl_manager, SIGNAL(playListsChanged()), SLOT(updateTabs()));
+    connect(m_skin, SIGNAL(skinChanged()), this, SLOT(updateSkin()));
+    loadColors();
+    readSettings();
+    updateTabs();
+    m_menu = new QMenu(this);
+    m_menu->addAction(tr("&Load"), parent, SIGNAL (loadPlaylist()));
+    m_menu->addAction(tr("&Save As..."), parent, SIGNAL (savePlaylist()));
+    m_menu->addSeparator();
+    m_menu->addAction(tr("Rename"),this, SLOT (renamePlaylist()));
+    m_menu->addAction(tr("&Delete"),parent, SLOT (deletePlaylist()));
+}
+
+PlayListSelector::~PlayListSelector()
+{}
+
+void PlayListSelector::readSettings()
+{
+    QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
+    m_font.fromString(settings.value("PlayList/Font", QApplication::font().toString()).toString());
+    if (m_update)
+    {
+        delete m_metrics;
+        m_metrics = new QFontMetrics(m_font);
+        updateTabs();
+    }
+    else
+    {
+        m_update = true;
+    }
+    m_metrics = new QFontMetrics(m_font);
+
+    resize(width(), m_metrics->height () +1);
+    drawButtons();
+}
+
+void PlayListSelector::updateTabs()
+{
+    m_rects.clear();
+    QRect rect;
+    foreach(QString text, m_pl_manager->playListNames())
+    {
+        if(m_rects.isEmpty())
+            rect.setX(9);
+        else
+            rect.setX(m_rects.last().right() + m_metrics->width(" | "));
+        rect.setY(0);
+        rect.setWidth(m_metrics->width(text));
+        rect.setHeight(m_metrics->ascent ());
+        m_rects.append(rect);
+    }
+    updateScrollers();
+    update();
+}
+
+void PlayListSelector::updateSkin()
+{
+    loadColors();
+    drawButtons();
+    updateTabs();
+}
+
+void PlayListSelector::renamePlaylist()
+{
+    bool ok = false;
+    QString name = QInputDialog::getText (this,
+                                          tr("Rename Playlist"), tr("Playlist name:"),
+                                          QLineEdit::Normal,
+                                          m_pl_manager->selectedPlayList()->name(), &ok);
+    if(ok)
+        m_pl_manager->selectedPlayList()->setName(name);
+}
+
+void PlayListSelector::paintEvent(QPaintEvent *)
+{
+    QPainter painter(this);
+    painter.setFont(m_font);
+    painter.setBrush(QBrush(m_normal_bg));
+    painter.drawRect(-1,-1,width()+1,height()+1);
+    QStringList names = m_pl_manager->playListNames();
+    int current = m_pl_manager->indexOf(m_pl_manager->currentPlayList());
+    int selected = m_pl_manager->indexOf(m_pl_manager->selectedPlayList());
+    painter.setBrush(QBrush(m_selected_bg));
+    painter.setPen(m_selected_bg);
+    painter.drawRect(m_rects.at(selected).x()- 3 - m_offset, 0,
+                     m_rects.at(selected).width()+4, height()-1);
+
+    for (int i = 0; i < m_rects.size(); ++i)
+    {
+        if(i == current)
+             painter.setPen(m_current);
+        else
+             painter.setPen(m_normal);
+        painter.drawText(m_rects[i].x() - m_offset, m_metrics->ascent(), names.at(i));
+        if(i < m_rects.size() - 1)
+        {
+            painter.setPen(m_normal);
+            painter.drawText(m_rects[i].x() + m_rects[i].width() - m_offset, m_metrics->ascent(), " | ");
+        }
+    }
+    if(m_scrollable)
+    {
+        painter.drawPixmap(width()-40, 0, m_pixmap);
+        painter.setBrush(QBrush(m_normal_bg));
+        painter.setPen(m_normal_bg);
+        painter.drawRect(0,0,6,height());
+    }
+}
+
+void PlayListSelector::mousePressEvent (QMouseEvent *e)
+{
+    if(m_scrollable && e->x() > width() - 20)
+    {
+        m_offset += m_rects.at(lastVisible()).right() - m_offset - width() + 42;
+        m_offset = qMin(m_offset, m_offset_max);
+        m_right_pressed = true;
+        drawButtons();
+        update();
+        return;
+    }
+    if(m_scrollable && (width() - 40 < e->x()) && (e->x() <= width() - 20))
+    {
+        m_offset -=  11 - m_rects.at(firstVisible()).x() + m_offset;
+        m_offset = qMax(0, m_offset);
+        m_left_pressed = true;
+        drawButtons();
+        update();
+        return;
+    }
+
+    QPoint pp = e->pos();
+    pp.rx() += m_offset;
+    bool selected = false;
+    for(int i = 0; i < m_rects.count(); ++i)
+    {
+        if(m_rects.at(i).contains(pp))
+        {
+            selected = true;
+            m_pl_manager->selectPlayList(i);
+            break;
+        }
+    }
+    update();
+    if(e->button() == Qt::RightButton)
+        m_menu->exec(e->globalPos());
+    else if(e->button() == Qt::MidButton && selected)
+        m_pl_manager->removePlayList(m_pl_manager->selectedPlayList());
+    else
+        QWidget::mousePressEvent(e);
+}
+
+void PlayListSelector::mouseReleaseEvent (QMouseEvent *e)
+{
+    m_left_pressed = false;
+    m_right_pressed = false;
+    drawButtons();
+    update();
+    QWidget::mouseReleaseEvent(e);
+}
+
+void PlayListSelector::mouseDoubleClickEvent (QMouseEvent *e)
+{
+    if(e->button() == Qt::LeftButton && !(m_scrollable && (e->x() > width() - 40)))
+        renamePlaylist();
+    else
+        QWidget::mouseDoubleClickEvent(e);
+}
+
+void PlayListSelector::mouseMoveEvent(QMouseEvent *e)
+{
+    QPoint mp = e->pos();
+    mp.rx() += m_offset;
+    int dest = -1;
+    for(int i = 0; i < m_rects.count(); ++i)
+    {
+        if(mp.x() >= m_rects.at(i).x() && mp.x() <= m_rects.at(i).x() + m_rects.at(i).width())
+        {
+            dest = i;
+            break;
+        }
+    }
+    if(dest == -1 || dest == m_pl_manager->selectedPlayListIndex())
+    {
+        QWidget::mouseMoveEvent(e);
+        return;
+    }
+    m_pl_manager->move(m_pl_manager->selectedPlayListIndex(), dest);
+}
+
+void PlayListSelector::resizeEvent (QResizeEvent *)
+{
+    updateScrollers();
+}
+
+void PlayListSelector::loadColors()
+{
+    m_normal.setNamedColor(m_skin->getPLValue("normal"));
+    m_current.setNamedColor(m_skin->getPLValue("current"));
+    m_normal_bg.setNamedColor(m_skin->getPLValue("normalbg"));
+    m_selected_bg.setNamedColor(m_skin->getPLValue("selectedbg"));
+}
+
+void PlayListSelector::drawButtons()
+{
+    m_pixmap = QPixmap(40, height());
+    m_pixmap.fill(m_normal_bg);
+    QPainter painter(&m_pixmap);
+    painter.setPen(m_left_pressed ? m_current : m_normal);
+    painter.setBrush(QBrush(m_left_pressed ? m_current : m_normal));
+    QPoint points[3] = {
+        QPoint(m_pixmap.width() - 25, height()/2 - 5),
+        QPoint(m_pixmap.width() - 35, height()/2-1),
+        QPoint(m_pixmap.width() - 25, height()/2 + 3),
+    };
+    painter.drawPolygon(points, 3);
+    painter.setPen(m_right_pressed ? m_current : m_normal);
+    painter.setBrush(QBrush(m_right_pressed ? m_current : m_normal));
+    QPoint points2[3] = {
+        QPoint(m_pixmap.width() - 20, height()/2 - 5),
+        QPoint(m_pixmap.width() - 10, height()/2-1),
+        QPoint(m_pixmap.width() - 20, height()/2 + 3),
+    };
+    painter.drawPolygon(points2, 3);
+}
+
+void PlayListSelector::updateScrollers()
+{
+    m_scrollable = m_rects.last().right() > width();
+    if(m_scrollable)
+    {
+        m_offset_max = m_rects.last().right() - width() + 42;
+        m_offset = qMin(m_offset, m_offset_max);
+    }
+    else
+    {
+         m_offset = 0;
+         m_offset_max = 0;
+    }
+}
+
+int PlayListSelector::firstVisible()
+{
+    for(int i = 0; i < m_rects.size(); ++i)
+    {
+        if(m_rects.at(i).right() - m_offset + m_metrics->width(" - ") + 2 >= 9)
+            return i;
+    }
+    return 0;
+}
+
+int PlayListSelector::lastVisible()
+{
+    for(int i = m_rects.size() - 1; i >= 0; --i)
+    {
+        if(m_rects.at(i).x() - m_offset -  m_metrics->width(" - ") - 2 <= width() - 40)
+            return i;
+    }
+    return m_rects.count() - 1;
+}