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 <qlayout.h>
  19 #include <qlabel.h>
  20 #include <qcheckbox.h>
  21 #include <qlineedit.h>
  22
  23 #include <klistview.h>
  24 #include <klineedit.h>
  25 #include <kurlrequester.h>
  26 #include <klocale.h>
  27 #include <kglobal.h>
  28 #include <kstandarddirs.h>
  29 #include <kconfig.h>
  30 #include <ksimpleconfig.h>
  31 #include <kfiledialog.h>
  32 #include <kio/netaccess.h>
  33 #include <kmessagebox.h>
  34
  35 #include "dictionarycreationwizard.h"
  36 #include "wordcompletionwidget.h"
  37 #include "wordcompletion.h"
  38 #include "klanguagebutton.h"
  39
  40 class DictionaryListItem : public KListViewItem {
  41 public:
  42    DictionaryListItem (Q3ListView *parent, QString filename, QString name, QString language, QString languageCode)
  43    : KListViewItem (parent, name) {
  44       setFilename (filename);
  45       setLanguage (language, languageCode);
  46    };
  47    DictionaryListItem (Q3ListView *parent, QString filename, QString name, QString languageCode)
  48    : KListViewItem (parent, name) {
  49       setFilename (filename);
  50       setLanguage (languageCode);
  51    };
  52    DictionaryListItem (Q3ListView *parent, Q3ListViewItem *after, QString filename, QString name, QString languageCode)
  53    : KListViewItem (parent, after, name) {
  54       setFilename (filename);
  55       setLanguage (languageCode);
  56    };
  57    ~DictionaryListItem () {
  58    };
  59
  60    QString filename() {
  61       return myFilename;
  62    }
  63
  64    QString languageCode() {
  65       return myLanguageCode;
  66    }
  67
  68    void setFilename(QString filename) {
  69       myFilename = filename;
  70    }
  71
  72    void setLanguage (QString languageCode) {
  73       QString filename = KGlobal::dirs()->findResource("locale",
  74                         languageCode + QString::fromLatin1("/entry.desktop"));
  75
  76       KSimpleConfig entry(filename);
  77       entry.setGroup(QString::fromLatin1("KCM Locale"));
  78       QString name = entry.readEntry(QString::fromLatin1("Name"), i18n("without name"));
  79       setLanguage (name + " (" + languageCode + ")", languageCode);
  80    }
  81
  82    void setLanguage (QString name, QString languageCode) {
  83       myLanguageCode = languageCode;
  84       setText (1, name);
  85    }
  86
  87 private:
  88    QString myFilename;
  89    QString myLanguageCode;
  90 };
  91
  92 /***************************************************************************/
  93
  94 WordCompletionWidget::WordCompletionWidget(QWidget *parent, const char *name) : WordCompletionUI (parent, name) {
  95     dictionaryList->setSorting (-1); // no sorted list
  96
  97     // Connect the signals from hte KCMKTTSDWidget to this class
  98     connect (addButton, SIGNAL (clicked()), this, SLOT(addDictionary()) );
  99     connect (deleteButton, SIGNAL (clicked()), this, SLOT (deleteDictionary()) );
 100     connect (moveUpButton, SIGNAL (clicked()), this, SLOT (moveUp()) );
 101     connect (moveDownButton, SIGNAL (clicked()), this, SLOT (moveDown()) );
 102     connect (exportButton, SIGNAL (clicked()), this, SLOT (exportDictionary()) );
 103
 104     connect (dictionaryList, SIGNAL (selectionChanged()), this, SLOT (selectionChanged()) );
 105     connect (dictionaryName, SIGNAL (textChanged (const QString &)), this, SLOT (nameChanged (const QString &)) );
 106     connect (languageButton, SIGNAL (activated (int)), this, SLOT (languageSelected(int)) );
 107
 108     // Object for the KCMKTTSD configuration
 109     config = new KConfig("kmouthrc");
 110
 111     // Load the configuration from the file
 112     load();
 113 }
 114
 115 /**
 116  * Destructor
 117  */
 118 WordCompletionWidget::~WordCompletionWidget() {
 119     delete config;
 120 }
 121
 122 /***************************************************************************/
 123
 124 void WordCompletionWidget::load() {
 125    dictionaryList->clear();
 126
 127    // Set the group general for the configuration of kttsd itself (no plug ins)
 128    QStringList groups = config->groupList();
 129    DictionaryListItem *last = 0;
 130    for (QStringList::Iterator it = groups.begin(); it != groups.end(); ++it)
 131       if ((*it).startsWith ("Dictionary ")) {
 132          config->setGroup(*it);
 133          QString languageTag = config->readEntry("Language");
 134          last = new DictionaryListItem (dictionaryList, last,
 135                                         config->readEntry("Filename"),
 136                                         config->readEntry("Name"),
 137                                         languageTag);
 138          if (!languageButton->containsTag(languageTag))
 139             languageButton->insertLanguage(languageTag, i18n("without name"), QString::fromLatin1("l10n/"), QString::null);
 140       }
 141
 142    // Clean up disc space
 143    for (QStringList::Iterator it = newDictionaryFiles.begin(); it != newDictionaryFiles.end(); ++it) {
 144       QString filename = KGlobal::dirs()->findResource ("appdata", *it);
 145       if (!filename.isEmpty() && !filename.isNull())
 146          QFile::remove (filename);
 147    }
 148    newDictionaryFiles.clear();
 149 }
 150
 151 void WordCompletionWidget::save() {
 152    QStringList groups = config->groupList();
 153    for (QStringList::Iterator it = groups.begin(); it != groups.end(); ++it)
 154       if ((*it).startsWith ("Dictionary "))
 155          config->deleteGroup (*it);
 156
 157    int number = 0;
 158    Q3ListViewItemIterator it(dictionaryList);
 159    while (it.current()) {
 160       DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(it.current());
 161       if (item != 0) {
 162          config->setGroup(QString("Dictionary %1").arg(number));
 163          config->writeEntry ("Filename", item->filename());
 164          config->writeEntry ("Name",     item->text (0));
 165          config->writeEntry ("Language", item->languageCode());
 166          number++;
 167       }
 168       ++it;
 169    }
 170    config->sync();
 171
 172    // Clean up disc space
 173    for (QStringList::Iterator it = removedDictionaryFiles.begin(); it != removedDictionaryFiles.end(); ++it) {
 174       QString filename = KGlobal::dirs()->findResource ("appdata", *it);
 175       if (!filename.isEmpty() && !filename.isNull())
 176          QFile::remove (filename);
 177    }
 178    removedDictionaryFiles.clear();
 179 }
 180
 181 /***************************************************************************/
 182
 183 void WordCompletionWidget::addDictionary() {
 184    QStringList dictionaryNames;
 185    QStringList dictionaryFiles;
 186    QStringList dictionaryLanguages;
 187    Q3ListViewItemIterator it(dictionaryList);
 188    while (it.current()) {
 189       DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(it.current());
 190       if (item != 0) {
 191          dictionaryNames += item->text (0);
 192          dictionaryFiles += item->filename();
 193          dictionaryLanguages += item->languageCode();
 194       }
 195       ++it;
 196    }
 197    DictionaryCreationWizard *wizard = new DictionaryCreationWizard (this, "Dictionary creation wizard", dictionaryNames, dictionaryFiles, dictionaryLanguages);
 198    if (wizard->exec() == QDialog::Accepted) {
 199       QString filename = wizard->createDictionary();
 200       newDictionaryFiles += filename;
 201       QString languageTag = wizard->language();
 202       if (!languageButton->containsTag(languageTag)) {
 203          languageButton->insertLanguage(languageTag, i18n("without name"), QString::fromLatin1("l10n/"), QString::null);
 204       }
 205       KListViewItem *item = new DictionaryListItem (dictionaryList,
 206                       filename, wizard->name(), languageTag);
 207       dictionaryList->setSelected(item, true);
 208    }
 209    delete wizard;
 210 }
 211
 212 void WordCompletionWidget::deleteDictionary() {
 213    DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(dictionaryList->selectedItem ());
 214
 215    if (item != 0) {
 216       removedDictionaryFiles += item->filename();
 217       delete item;
 218    }
 219 }
 220
 221 void WordCompletionWidget::moveUp() {
 222    Q3ListViewItem *item = dictionaryList->selectedItem ();
 223
 224    if (item != 0) {
 225       Q3ListViewItem *above = item->itemAbove();
 226
 227       if (above != 0) {
 228          above->moveItem (item);
 229       }
 230    }
 231 }
 232
 233 void WordCompletionWidget::moveDown() {
 234    Q3ListViewItem *item = dictionaryList->selectedItem ();
 235
 236    if (item != 0) {
 237       Q3ListViewItem *next = item->itemBelow();
 238
 239       if (next != 0) {
 240          item->moveItem (next);
 241       }
 242    }
 243 }
 244
 245 void WordCompletionWidget::exportDictionary() {
 246    DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(dictionaryList->selectedItem ());
 247
 248    if (item != 0) {
 249       KURL url = KFileDialog::getSaveURL(QString::null, QString::null, this, i18n("Export Dictionary"));
 250       if (url.isEmpty() || !url.isValid())
 251          return;
 252
 253       if (KIO::NetAccess::exists(url, false, this)) {
 254          if (KMessageBox::warningContinueCancel(0,QString("<qt>%1</qt>").arg(i18n("The file %1 already exists. "
 255                                                           "Do you want to overwrite it?").arg(url.url())),i18n("File Exists"),i18n("&Overwrite"))==KMessageBox::Cancel) {
 256             return;
 257          }
 258       }
 259       KURL src;
 260       src.setPath( KGlobal::dirs()->findResource ("appdata", item->filename()) );
 261       KIO::NetAccess::copy (src, url, this);
 262    }
 263 }
 264
 265 void WordCompletionWidget::selectionChanged() {
 266    DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(dictionaryList->selectedItem ());
 267
 268    if (item != 0) {
 269       deleteButton->setEnabled(true);
 270       moveUpButton->setEnabled(true);
 271       moveDownButton->setEnabled(true);
 272       exportButton->setEnabled(true);
 273       selectedDictionaryDetails->setEnabled(true);
 274       languageLabel->setEnabled(true);
 275       dictionaryNameLabel->setEnabled(true);
 276       dictionaryName->setEnabled(true);
 277       languageButton->setEnabled(true);
 278
 279       dictionaryName->setText(item->text(0));
 280       languageButton->setCurrentItem(item->languageCode());
 281    }
 282    else {
 283       deleteButton->setEnabled(false);
 284       moveUpButton->setEnabled(false);
 285       moveDownButton->setEnabled(false);
 286       exportButton->setEnabled(false);
 287       selectedDictionaryDetails->setEnabled(false);
 288       languageLabel->setEnabled(false);
 289       dictionaryNameLabel->setEnabled(false);
 290       dictionaryName->setEnabled(false);
 291       languageButton->setEnabled(false);
 292
 293       dictionaryName->setText("");
 294       languageButton->setText("");
 295    }
 296 }
 297
 298 void WordCompletionWidget::nameChanged (const QString &text) {
 299    Q3ListViewItem *item = dictionaryList->selectedItem ();
 300
 301    if (item != 0) {
 302       QString old = item->text(0);
 303
 304       if (old != text) {
 305          item->setText(0, text);
 306          emit changed(true);
 307       }
 308    }
 309 }
 310
 311 void WordCompletionWidget::languageSelected (int) {
 312    DictionaryListItem *item = dynamic_cast<DictionaryListItem*>(dictionaryList->selectedItem ());
 313
 314    if (item != 0) {
 315       QString old = item->text(1);
 316       QString text = languageButton->currentTag();
 317
 318       if (old != text) {
 319          item->setLanguage(languageButton->text(), text);
 320          emit changed(true);
 321       }
 322    }
 323 }
 324
 325 #include "wordcompletionwidget.moc"