apps/konqueror/settings/konq/kcustommenueditor.cpp

   1 /*  This file is part of the KDE libraries
   2     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
   3
   4     This library is free software; you can redistribute it and/or
   5     modify it under the terms of the GNU Library General Public
   6     License as published by the Free Software Foundation; version 2
   7     of the License.
   8
   9     This library is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12     Library General Public License for more details.
  13
  14     You should have received a copy of the GNU Library General Public License
  15     along with this library; see the file COPYING.LIB.  If not, write to
  16     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17     Boston, MA 02110-1301, USA.
  18 */
  19
  20 // Own
  21 #include "kcustommenueditor.h"
  22
  23 // Qt
  24 #include <QtCore/QDir>
  25 #include <QtCore/QRegExp>
  26 #include <QtGui/QImage>
  27 #include <QtGui/QPushButton>
  28
  29 // KDE
  30 #include <k3listview.h>
  31 #include <kconfigbase.h>
  32 #include <kconfiggroup.h>
  33 #include <kdialogbuttonbox.h>
  34 #include <kglobal.h>
  35 #include <khbox.h>
  36 #include <kiconloader.h>
  37 #include <klocale.h>
  38 #include <kopenwithdialog.h>
  39 #include <kservice.h>
  40 #include <kstandarddirs.h>
  41
  42
  43 class KCustomMenuEditor::Item : public Q3ListViewItem
  44 {
  45 public:
  46    Item(Q3ListView *parent, KService::Ptr service)
  47      : Q3ListViewItem(parent),
  48        s(service)
  49    {
  50       init();
  51    }
  52
  53    Item(Q3ListViewItem *parent, KService::Ptr service)
  54      : Q3ListViewItem(parent),
  55        s(service)
  56    {
  57       init();
  58    }
  59
  60    void init()
  61    {
  62       QString serviceName = s->name();
  63
  64       // item names may contain ampersands. To avoid them being converted
  65       // to accelators, replace them with two ampersands.
  66       serviceName.replace('&', "&&");
  67
  68       QPixmap normal = KIconLoader::global()->loadIcon(s->icon(), KIconLoader::Small,
  69                               0, KIconLoader::DefaultState, QStringList(), 0L, true);
  70
  71       // make sure they are not larger than 16x16
  72       if (normal.width() > 16 || normal.height() > 16) {
  73           QImage tmp = normal.toImage();
  74           tmp = tmp.scaled(16, 16, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
  75           normal = QPixmap::fromImage(tmp);
  76       }
  77       setText(0, serviceName);
  78       setPixmap(0, normal);
  79    }
  80
  81    KService::Ptr s;
  82 };
  83
  84 class KCustomMenuEditor::KCustomMenuEditorPrivate
  85 {
  86 public:
  87     QPushButton * pbRemove;
  88     QPushButton * pbMoveUp;
  89     QPushButton * pbMoveDown;
  90 };
  91
  92 KCustomMenuEditor::KCustomMenuEditor(QWidget *parent)
  93   : KDialog(parent),
  94     m_listView(0),d(new KCustomMenuEditorPrivate)
  95 {
  96    setCaption( i18n("Menu Editor") );
  97    setButtons( Ok | Cancel );
  98    setDefaultButton(Ok);
  99    showButtonSeparator(true);
 100    KHBox *page = new KHBox(this);
 101    setMainWidget(page);
 102    m_listView = new K3ListView(page);
 103    m_listView->addColumn(i18n("Menu"));
 104    m_listView->setFullWidth(true);
 105    m_listView->setSorting(-1);
 106    KDialogButtonBox *buttonBox = new KDialogButtonBox(page, Qt::Vertical);
 107    buttonBox->addButton(i18n("New..."),QDialogButtonBox::ActionRole, this, SLOT(slotNewItem()));
 108    d->pbRemove=buttonBox->addButton(i18n("Remove"),QDialogButtonBox::DestructiveRole, this, SLOT(slotRemoveItem()));
 109    d->pbMoveUp=buttonBox->addButton(i18n("Move Up"),QDialogButtonBox::ActionRole, this, SLOT(slotMoveUp()));
 110    d->pbMoveDown=buttonBox->addButton(i18n("Move Down"),QDialogButtonBox::ActionRole, this, SLOT(slotMoveDown()));
 111    buttonBox->layout();
 112    connect( m_listView, SIGNAL( selectionChanged () ), this, SLOT( refreshButton() ) );
 113    refreshButton();
 114 }
 115
 116 KCustomMenuEditor::~KCustomMenuEditor()
 117 {
 118     delete d;
 119 }
 120
 121 void KCustomMenuEditor::refreshButton()
 122 {
 123     Q3ListViewItem *item = m_listView->currentItem();
 124     d->pbRemove->setEnabled( item );
 125     d->pbMoveUp->setEnabled( item && item->itemAbove() );
 126     d->pbMoveDown->setEnabled( item && item->itemBelow() );
 127 }
 128
 129 void
 130 KCustomMenuEditor::load(KConfig *cfg)
 131 {
 132    KConfigGroup cg(cfg, QString());
 133    int count = cg.readEntry("NrOfItems", 0);
 134    Q3ListViewItem *last = 0;
 135    for(int i = 0; i < count; i++)
 136    {
 137       QString entry = cg.readPathEntry(QString("Item%1").arg(i+1), QString());
 138       if (entry.isEmpty())
 139          continue;
 140
 141       // Try KSycoca first.
 142       KService::Ptr menuItem = KService::serviceByDesktopPath( entry );
 143       if (!menuItem)
 144          menuItem = KService::serviceByDesktopName( entry );
 145       if (!menuItem)
 146          menuItem = new KService( entry );
 147
 148       if (!menuItem->isValid())
 149          continue;
 150
 151       Q3ListViewItem *item = new Item(m_listView, menuItem);
 152       item->moveItem(last);
 153       last = item;
 154    }
 155 }
 156
 157 void
 158 KCustomMenuEditor::save(KConfig *cfg)
 159 {
 160    // First clear the whole config file.
 161    const QStringList groups = cfg->groupList();
 162    for(QStringList::ConstIterator it = groups.begin();
 163       it != groups.end(); ++it)
 164    {
 165       cfg->deleteGroup(*it);
 166    }
 167
 168    KConfigGroup cg(cfg, QString());
 169    Item * item = (Item *) m_listView->firstChild();
 170    int i = 0;
 171    while(item)
 172    {
 173       i++;
 174       QString path = item->s->entryPath();
 175       if (QDir::isRelativePath(path) || QDir::isRelativePath(KGlobal::dirs()->relativeLocation("xdgdata-apps", path)))
 176          path = item->s->desktopEntryName();
 177       cg.writePathEntry(QString("Item%1").arg(i), path);
 178       item = (Item *) item->nextSibling();
 179    }
 180    cg.writeEntry("NrOfItems", i);
 181 }
 182
 183 void
 184 KCustomMenuEditor::slotNewItem()
 185 {
 186    Q3ListViewItem *item = m_listView->currentItem();
 187
 188    KOpenWithDialog dlg(this);
 189    dlg.setSaveNewApplications(true);
 190
 191    if (dlg.exec())
 192    {
 193       KService::Ptr s = dlg.service();
 194       if (s && s->isValid())
 195       {
 196          Item *newItem = new Item(m_listView, s);
 197          newItem->moveItem(item);
 198       }
 199       refreshButton();
 200    }
 201 }
 202
 203 void
 204 KCustomMenuEditor::slotRemoveItem()
 205 {
 206    Q3ListViewItem *item = m_listView->currentItem();
 207    if (!item)
 208       return;
 209
 210    delete item;
 211    refreshButton();
 212 }
 213
 214 void
 215 KCustomMenuEditor::slotMoveUp()
 216 {
 217    Q3ListViewItem *item = m_listView->currentItem();
 218    if (!item)
 219       return;
 220
 221    Q3ListViewItem *searchItem = m_listView->firstChild();
 222    while(searchItem)
 223    {
 224       Q3ListViewItem *next = searchItem->nextSibling();
 225       if (next == item)
 226       {
 227          searchItem->moveItem(item);
 228          break;
 229       }
 230       searchItem = next;
 231    }
 232    refreshButton();
 233 }
 234
 235 void
 236 KCustomMenuEditor::slotMoveDown()
 237 {
 238    Q3ListViewItem *item = m_listView->currentItem();
 239    if (!item)
 240       return;
 241
 242    Q3ListViewItem *after = item->nextSibling();
 243    if (!after)
 244       return;
 245
 246    item->moveItem( after );
 247    refreshButton();
 248 }
 249
 250 #include "kcustommenueditor.moc"