kworship/songdb/KwSongdbSongBooksEditWidget.cpp

   1 /***************************************************************************
   2  *   This file is part of KWorship.                                        *
   3  *   Copyright 2008 James Hogan <james@albanarts.com>                      *
   4  *                                                                         *
   5  *   KWorship is free software: you can redistribute it and/or modify      *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation, either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   KWorship is distributed in the hope that it will be useful,           *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with KWorship.  If not, write to the Free Software Foundation,  *
  17  *   Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.   *
  18  ***************************************************************************/
  19
  20 /**
  21  * @file KwSongdbSongBooksEditWidget.cpp
  22  * @brief Widget for editing song books.
  23  * @author James Hogan <james@albanarts.com>
  24  */
  25
  26 #include "KwSongdbSongBooksEditWidget.h"
  27 #include "KwSongdbSongBookItem.h"
  28 #include "KwSongdb.h"
  29
  30 #include <KAction>
  31 #include <KDialog>
  32 #include <KLocale>
  33
  34 #include <QToolBar>
  35 #include <QPointer>
  36
  37 /*
  38  * Static
  39  */
  40
  41 /// Show the edit song books dialog.
  42 KwSongdbSongBooksEditWidget* KwSongdbSongBooksEditWidget::showDialog()
  43 {
  44   static QPointer<KDialog> dialog;
  45   static QPointer<KwSongdbSongBooksEditWidget> view;
  46
  47   if (0 == dialog)
  48   {
  49     dialog = new KDialog();
  50     view = new KwSongdbSongBooksEditWidget();
  51     dialog->setMainWidget(view);
  52     dialog->setButtons(KDialog::Ok | KDialog::Cancel | KDialog::Apply);
  53     dialog->enableButtonApply(false);
  54
  55     connect(dialog, SIGNAL(applyClicked()),
  56             view, SLOT(save()));
  57     connect(dialog, SIGNAL(okClicked()),
  58             view, SLOT(save()));
  59     connect(view, SIGNAL(changed(bool)),
  60             dialog, SLOT(enableButtonApply(bool)));
  61
  62     dialog->setWindowTitle(i18n("Edit Song Books"));
  63     dialog->setAttribute(Qt::WA_DeleteOnClose, true);
  64     dialog->show();
  65   }
  66   else
  67   {
  68     dialog->activateWindow();
  69     dialog->raise();
  70   }
  71
  72
  73   return view;
  74 }
  75
  76 /*
  77  * Constructors + destructor
  78  */
  79
  80 /// Default constructor.
  81 KwSongdbSongBooksEditWidget::KwSongdbSongBooksEditWidget()
  82 : QWidget()
  83 , Ui::KwSongdbSongBooksEditWidget_base()
  84 {
  85   setupUi(this);
  86
  87   // Song books toolbar
  88   QToolBar* songBooksToolBar = new QToolBar("songBooksToolBar");
  89   layoutSongBooksToolBar->layout()->addWidget(songBooksToolBar);
  90   {
  91     KAction* addAction = new KAction(KIcon("list-add"), i18n("Add Song Book"), songBooksToolBar);
  92     connect(addAction, SIGNAL(triggered(bool)),
  93             this, SLOT(addSongBook()));
  94     songBooksToolBar->addAction(addAction);
  95
  96     KAction* removeAction = new KAction(KIcon("list-remove"), i18n("Remove Song Book"), songBooksToolBar);
  97     connect(removeAction, SIGNAL(triggered(bool)),
  98             this, SLOT(removeSongBook()));
  99     songBooksToolBar->addAction(removeAction);
 100   }
 101
 102   // Signals
 103   connect(listSongBooks, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
 104           this, SLOT(songBookChanged(QListWidgetItem*, QListWidgetItem*)));
 105   connect(editDescription, SIGNAL(textChanged()),
 106           this, SLOT(descriptionChanged()));
 107
 108   QList<KwSongdbSongBook*> songBooks = KwSongdb::self()->songBooks();
 109   foreach (KwSongdbSongBook* songBook, songBooks)
 110   {
 111     KwSongdbSongBookItem* item = new KwSongdbSongBookItem(songBook, listSongBooks);
 112     Q_UNUSED(item);
 113   }
 114 }
 115
 116 /// Destructor.
 117 KwSongdbSongBooksEditWidget::~KwSongdbSongBooksEditWidget()
 118 {
 119 }
 120
 121 /*
 122  * Saving and loading
 123  */
 124
 125 /// Save to database.
 126 void KwSongdbSongBooksEditWidget::save()
 127 {
 128   // Song books
 129   for (int i = 0; i < listSongBooks->count(); ++i)
 130   {
 131     KwSongdbSongBookItem* item = dynamic_cast<KwSongdbSongBookItem*>(listSongBooks->item(i));
 132     Q_ASSERT(0 != item);
 133     item->save();
 134   }
 135   saved();
 136 }
 137
 138 /// Add a song book.
 139 void KwSongdbSongBooksEditWidget::addSongBook()
 140 {
 141   KwSongdbSongBookItem* item = new KwSongdbSongBookItem(listSongBooks);
 142   listSongBooks->setCurrentItem(item);
 143 }
 144
 145 /*
 146  * Private slots
 147  */
 148
 149 /// A different song book has been selected.
 150 void KwSongdbSongBooksEditWidget::songBookChanged(QListWidgetItem* current, QListWidgetItem* previous)
 151 {
 152   KwSongdbSongBookItem* previousVersion = dynamic_cast<KwSongdbSongBookItem*>(previous);
 153   KwSongdbSongBookItem* currentVersion = dynamic_cast<KwSongdbSongBookItem*>(current);
 154
 155   if (0 != previousVersion)
 156   {
 157     disconnect(editAbreviation, SIGNAL(textEdited(const QString&)),
 158                previousVersion, SLOT(setAbreviation(const QString&)));
 159     disconnect(editName, SIGNAL(textEdited(const QString&)),
 160                previousVersion, SLOT(setName(const QString&)));
 161     disconnect(this, SIGNAL(descriptionChangedSignal(const QString&)),
 162                previousVersion, SLOT(setDescription(const QString&)));
 163   }
 164
 165   if (0 != currentVersion)
 166   {
 167     editAbreviation->setText(currentVersion->abreviation());
 168     editName->setText(currentVersion->name());
 169     editDescription->document()->setPlainText(currentVersion->description());
 170
 171     connect(editAbreviation, SIGNAL(textEdited(const QString&)),
 172             currentVersion, SLOT(setAbreviation(const QString&)));
 173     connect(editName, SIGNAL(textEdited(const QString&)),
 174             currentVersion, SLOT(setName(const QString&)));
 175     connect(this, SIGNAL(descriptionChangedSignal(const QString&)),
 176             currentVersion, SLOT(setDescription(const QString&)));
 177   }
 178   groupSongBook->setEnabled(0 != currentVersion);
 179 }
 180
 181 /// Description edit box has been modified.
 182 void KwSongdbSongBooksEditWidget::descriptionChanged()
 183 {
 184   descriptionChangedSignal(editDescription->document()->toPlainText());
 185 }
 186
 187 /// Remove the selected song book.
 188 void KwSongdbSongBooksEditWidget::removeSongBook()
 189 {
 190 }
 191