kmouth/wordcompletion/wordcompletionwidget.cpp

   1 /***************************************************************************
   2                           wordcompletionwidget.cpp  -  description
   3                              -------------------
   4     begin                : Tue Apr 29 2003
   5     copyright            : (C) 2002 by Gunnar Schmi Dt
   6     email                : kmouth@schmi-dt.de
   7  ***************************************************************************/
   8
   9 /***************************************************************************
  10  *                                                                         *
  11  *   This program is free software; you can redistribute it and/or modify  *
  12  *   it under the terms of the GNU General Public License as published by  *
  13  *   the Free Software Foundation; either version 2 of the License, or     *
  14  *   (at your option) any later version.                                   *
  15  *                                                                         *
  16  ***************************************************************************/
  17
  18 #include "wordcompletionwidget.h"
  19 #include "wordcompletion.h"
  20 #include "dictionarycreationwizard.h"
  21
  22 #include <QtGui/QLayout>
  23 #include <QtGui/QLabel>
  24 #include <QtGui/QCheckBox>
  25 #include <QtGui/QLineEdit>
  26
  27 #include <k3listview.h>
  28 #include <klineedit.h>
  29 #include <kurlrequester.h>
  30 #include <klocale.h>
  31 #include <kglobal.h>
  32 #include <kstandarddirs.h>
  33 #include <kconfig.h>
  34 #include <kfiledialog.h>
  35 #include <kio/netaccess.h>
  36 #include <kmessagebox.h>
  37 #include <klanguagebutton.h>
  38
  39 class DictionaryListItem : public K3ListViewItem {
  40 public:
  41    DictionaryListItem (Q3ListView *parent, QString filename, QString name, QString language, QString languageCode)
  42    : K3ListViewItem (parent, name) {
  43       setFilename (filename);
  44       setLanguage (language, languageCode);
  45    }
  46    DictionaryListItem (Q3ListView *parent, QString filename, QString name, QString languageCode)
  47    : K3ListViewItem (parent, name) {
  48       setFilename (filename);
  49       setLanguage (languageCode);
  50    }
  51    DictionaryListItem (Q3ListView *parent, Q3ListViewItem *after, QString filename, QString name, QString languageCode)
  52    : K3ListViewItem (parent, after, name) {
  53       setFilename (filename);
  54       setLanguage (languageCode);
  55    }
  56    ~DictionaryListItem () {
  57    }
  58
  59    QString filename() {
  60       return myFilename;
  61    }
  62
  63    QString languageCode() {
  64       return myLanguageCode;
  65    }
  66
  67    void setFilename(QString filename) {
  68       myFilename = filename;
  69    }
  70
  71    void setLanguage (QString languageCode) {
  72       QString filename = KGlobal::dirs()->findResource("locale",
  73                         languageCode + QString::fromLatin1("/entry.desktop"));
  74
  75       KConfig entry(filename, KConfig::SimpleConfig);
  76           KConfigGroup cg (&entry, "KCM Locale");
  77       QString name = cg.readEntry(QString::fromLatin1("Name"), i18n("without name"));
  78       setLanguage (name + " (" + languageCode + ')', languageCode);
  79    }
  80
  81    void setLanguage (QString name, QString languageCode) {
  82       myLanguageCode = languageCode;
  83       setText (1, name);
  84    }
  85
  86 private:
  87    QString myFilename;
  88    QString myLanguageCode;
  89 };
  90
  91 /***************************************************************************/
  92
  93 WordCompletionWidget::WordCompletionWidget(QWidget *parent, const char *name)
  94 : QWidget(parent)
  95 {
  96     setupUi(this);
  97     setObjectName(name);
  98     dictionaryList->setSorting (-1); // no sorted list
  99
 100     languageButton->showLanguageCodes(true);
 101     languageButton->loadAllLanguages();
 102
 103     // Connect the signals from hte KCMKTTSDWidget to this class
 104     connect (addButton, SIGNAL (clicked()), this, SLOT(addDictionary()) );
 105     connect (deleteButton, SIGNAL (clicked()), this, SLOT (deleteDictionary()) );
 106     connect (moveUpButton, SIGNAL (clicked()), this, SLOT (moveUp()) );
 107     connect (moveDownButton, SIGNAL (clicked()), this, SLOT (moveDown()) );
 108     connect (exportButton, SIGNAL (clicked()), this, SLOT (exportDictionary()) );
 109
 110     connect (dictionaryList, SIGNAL (selectionChanged()), this, SLOT (selectionChanged()) );
 111     connect (dictionaryName, SIGNAL (textChanged (const QString &)), this, SLOT (nameChanged (const QString &)) );
 112     connect (languageButton, SIGNAL (activated (const QString &)), this, SLOT (languageSelected()) );
 113
 114     // Object for the KCMKTTSD configuration
 115     config = new KConfig("kmouthrc");
 116
 117     // Load the configuration from the file
 118     load();
 119 }
 120
 121 /**
 122  * Destructor
 123  */
 124 WordCompletionWidget::~WordCompletionWidget() {
 125     delete config;
 126 }
 127
 128 /***************************************************************************/
 129
 130 void WordCompletionWidget::load() {
 131    dictionaryList->clear();
 132
 133    // Set the group general for the configuration of kttsd itself (no plug ins)
 134    QStringList groups = config->groupList();
 135    DictionaryListItem *last = 0;
 136    for (QStringList::const_iterator it = groups.begin(); it != groups.end(); ++it)
 137       if ((*it).startsWith ("Dictionary ")) {
 138                  KConfigGroup cg (config, *it);
 139          QString languageTag = cg.readEntry("Language");
 140          last = new DictionaryListItem (dictionaryList, last,
 141                                         cg.readEntry("Filename"),
 142                                         cg.readEntry("Name"),
 143                                         languageTag);
 144          if (!languageButton->contains(languageTag))
 145             languageButton->insertLanguage(languageTag, i18n("without name"));
 146       }
 147
 148    // Clean up disc space
 149    for (QStringList::const_iterator it = newDictionaryFiles.begin(); it != newDictionaryFiles.end(); ++it) {
 150       QString filename = KGlobal::dirs()->findResource ("appdata", *it);
 151       if (!filename.isEmpty() && !filename.isNull())
 152          QFile::remove (filename);
 153    }
 154    newDictionaryFiles.clear();
 155 }
 156
 157 void WordCompletionWidget::save() {
 158    QStringList groups = config->groupList();
 159    for (QStringList::const_iterator it = groups.begin(); it != groups.end(); ++it)
 160       if ((*it).startsWith ("Dictionary "))
 161          config->deleteGroup (*it);
 162
 163    int number = 0;
 164    Q3ListViewItemIterator it(dictionaryList);
 165    while (it.current()) {
 166       DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(it.current());
 167       if (item != 0) {
 168                  KConfigGroup cg (config, QString("Dictionary %1").arg(number));
 169          cg.writeEntry ("Filename", item->filename());
 170          cg.writeEntry ("Name",     item->text (0));
 171          cg.writeEntry ("Language", item->languageCode());
 172          number++;
 173       }
 174       ++it;
 175    }
 176    config->sync();
 177
 178    // Clean up disc space
 179    for (QStringList::const_iterator it = removedDictionaryFiles.begin(); it != removedDictionaryFiles.end(); ++it) {
 180       QString filename = KGlobal::dirs()->findResource ("appdata", *it);
 181       if (!filename.isEmpty() && !filename.isNull())
 182          QFile::remove (filename);
 183    }
 184    removedDictionaryFiles.clear();
 185 }
 186
 187 /***************************************************************************/
 188
 189 void WordCompletionWidget::addDictionary() {
 190    QStringList dictionaryNames;
 191    QStringList dictionaryFiles;
 192    QStringList dictionaryLanguages;
 193    Q3ListViewItemIterator it(dictionaryList);
 194    while (it.current()) {
 195       DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(it.current());
 196       if (item != 0) {
 197          dictionaryNames += item->text (0);
 198          dictionaryFiles += item->filename();
 199          dictionaryLanguages += item->languageCode();
 200       }
 201       ++it;
 202    }
 203    DictionaryCreationWizard *wizard = new DictionaryCreationWizard (this, "Dictionary creation wizard", dictionaryNames, dictionaryFiles, dictionaryLanguages);
 204    if (wizard->exec() == QDialog::Accepted) {
 205       QString filename = wizard->createDictionary();
 206       newDictionaryFiles += filename;
 207       QString languageTag = wizard->language();
 208       if (!languageButton->contains(languageTag)) {
 209          languageButton->insertLanguage(languageTag, i18n("without name"));
 210       }
 211       K3ListViewItem *item = new DictionaryListItem (dictionaryList,
 212                       filename, wizard->name(), languageTag);
 213       dictionaryList->setSelected(item, true);
 214    }
 215    delete wizard;
 216 }
 217
 218 void WordCompletionWidget::deleteDictionary() {
 219    DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(dictionaryList->selectedItem ());
 220
 221    if (item != 0) {
 222       removedDictionaryFiles += item->filename();
 223       delete item;
 224    }
 225 }
 226
 227 void WordCompletionWidget::moveUp() {
 228    Q3ListViewItem *item = dictionaryList->selectedItem ();
 229
 230    if (item != 0) {
 231       Q3ListViewItem *above = item->itemAbove();
 232
 233       if (above != 0) {
 234          above->moveItem (item);
 235       }
 236    }
 237 }
 238
 239 void WordCompletionWidget::moveDown() {
 240    Q3ListViewItem *item = dictionaryList->selectedItem ();
 241
 242    if (item != 0) {
 243       Q3ListViewItem *next = item->itemBelow();
 244
 245       if (next != 0) {
 246          item->moveItem (next);
 247       }
 248    }
 249 }
 250
 251 void WordCompletionWidget::exportDictionary() {
 252    DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(dictionaryList->selectedItem ());
 253
 254    if (item != 0) {
 255       KUrl url = KFileDialog::getSaveUrl(QString(), QString(), this, i18n("Export Dictionary"));
 256       if (url.isEmpty() || !url.isValid())
 257          return;
 258
 259       if (KIO::NetAccess::exists(url, KIO::NetAccess::DestinationSide, this)) {
 260          if (KMessageBox::warningContinueCancel(0,QString("<qt>%1</qt>").arg(i18n("The file %1 already exists. "
 261                                                           "Do you want to overwrite it?", url.url())),i18n("File Exists"),KGuiItem(i18n("&Overwrite")))==KMessageBox::Cancel) {
 262             return;
 263          }
 264       }
 265       KUrl src;
 266       src.setPath( KGlobal::dirs()->findResource ("appdata", item->filename()) );
 267       KIO::NetAccess::copy (src, url, this);
 268    }
 269 }
 270
 271 void WordCompletionWidget::selectionChanged() {
 272    DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(dictionaryList->selectedItem ());
 273
 274    if (item != 0) {
 275       deleteButton->setEnabled(true);
 276       moveUpButton->setEnabled(true);
 277       moveDownButton->setEnabled(true);
 278       exportButton->setEnabled(true);
 279       selectedDictionaryDetails->setEnabled(true);
 280       languageLabel->setEnabled(true);
 281       dictionaryNameLabel->setEnabled(true);
 282       dictionaryName->setEnabled(true);
 283       languageButton->setEnabled(true);
 284
 285       dictionaryName->setText(item->text(0));
 286       languageButton->setCurrentItem(item->languageCode());
 287    }
 288    else {
 289       deleteButton->setEnabled(false);
 290       moveUpButton->setEnabled(false);
 291       moveDownButton->setEnabled(false);
 292       exportButton->setEnabled(false);
 293       selectedDictionaryDetails->setEnabled(false);
 294       languageLabel->setEnabled(false);
 295       dictionaryNameLabel->setEnabled(false);
 296       dictionaryName->setEnabled(false);
 297       languageButton->setEnabled(false);
 298
 299       dictionaryName->setText("");
 300    }
 301 }
 302
 303 void WordCompletionWidget::nameChanged (const QString &text) {
 304    Q3ListViewItem *item = dictionaryList->selectedItem ();
 305
 306    if (item != 0) {
 307       QString old = item->text(0);
 308
 309       if (old != text) {
 310          item->setText(0, text);
 311          emit changed(true);
 312       }
 313    }
 314 }
 315
 316 void WordCompletionWidget::languageSelected () {
 317    DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(dictionaryList->selectedItem ());
 318
 319    if (item != 0) {
 320       QString old = item->text(1);
 321       QString text = languageButton->current();
 322
 323       if (old != text) {
 324          item->setLanguage(languageButton->current(), text);
 325          emit changed(true);
 326       }
 327    }
 328 }
 329
 330 #include "wordcompletionwidget.moc"