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Diffstat (limited to 'kmouth/phraselist.cpp')
| -rw-r--r-- | kmouth/phraselist.cpp | 478 |
1 files changed, 478 insertions, 0 deletions
diff --git a/kmouth/phraselist.cpp b/kmouth/phraselist.cpp new file mode 100644 index 0000000..d57682a --- /dev/null +++ b/kmouth/phraselist.cpp @@ -0,0 +1,478 @@ +/*************************************************************************** + phraselist.cpp - description + ------------------- + begin : Mit Sep 11 2002 + copyright : (C) 2002 by Gunnar Schmi Dt + email : kmouth@schmi-dt.de + ***************************************************************************/ + +/*************************************************************************** + * * + * 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. * + * * + ***************************************************************************/ + +// include files for Qt +#include <qprinter.h> +#include <qpainter.h> +#include <qlayout.h> +#include <qwhatsthis.h> +#include <qpopupmenu.h> +#include <qclipboard.h> + +// include files for KDE +#include <klistbox.h> +#include <klineedit.h> +#include <kaudioplayer.h> +#include <kcursor.h> +#include <kiconloader.h> +#include <klocale.h> +#include <kfiledialog.h> +#include <kcombobox.h> +#include <kmessagebox.h> + +#include <stdlib.h> + +// application specific includes +#include "phraselistitem.h" +#include "phraselist.h" +#include "phraseedit.h" +#include "kmouth.h" +#include "texttospeechsystem.h" +#include "phrasebook/phrasebook.h" +#include "wordcompletion/wordcompletion.h" + +PhraseList::PhraseList(QWidget *parent, const char *name) : QWidget(parent,name) { + isInSlot = false; + setBackgroundMode(PaletteBase); + QVBoxLayout *layout = new QVBoxLayout (this); + + listBox = new KListBox (this); + listBox->setFocusPolicy(QWidget::NoFocus); + listBox->setSelectionMode (QListBox::Extended); + QWhatsThis::add (listBox, i18n("This list contains the history of spoken sentences. You can select sentences and press the speak button for re-speaking.")); + layout->addWidget(listBox); + + QHBoxLayout *rowLayout = new QHBoxLayout (); + layout->addLayout(rowLayout); + + completion = new WordCompletion(); + + dictionaryCombo = new KComboBox (this, "Dictionary Combo"); + configureCompletionCombo(completion->wordLists()); + rowLayout->addWidget(dictionaryCombo); + + lineEdit = new PhraseEdit ("", this); + lineEdit->setFocusPolicy(QWidget::StrongFocus); + lineEdit->setFrame(true); + lineEdit->setEchoMode(QLineEdit::Normal); + lineEdit->setCompletionObject (completion); + lineEdit->setAutoDeleteCompletionObject(true); + QWhatsThis::add (lineEdit, i18n("Into this edit field you can type a phrase. Click on the speak button in order to speak the entered phrase.")); + rowLayout->addWidget(lineEdit); + lineEdit->setFocus(); + + QIconSet icon = KGlobal::iconLoader()->loadIconSet("speak", KIcon::Small); + speakButton = new QPushButton (icon, i18n("&Speak"), this); + speakButton->setFocusPolicy(QWidget::NoFocus); + speakButton->setAutoDefault(false); + QWhatsThis::add (speakButton, i18n("Speaks the currently active sentence(s). If there is some text in the edit field it is spoken. Otherwise the selected sentences in the history (if any) are spoken.")); + rowLayout->addWidget(speakButton); + + connect(dictionaryCombo, SIGNAL (activated (const QString &)), completion, SLOT (setWordList(const QString &))); + connect(completion, SIGNAL (wordListsChanged (const QStringList &)), this, SLOT (configureCompletionCombo (const QStringList &))); + connect(listBox, SIGNAL(selectionChanged()), SLOT(selectionChanged())); + connect(listBox, SIGNAL(contextMenuRequested (QListBoxItem *, const QPoint &)), SLOT(contextMenuRequested (QListBoxItem *, const QPoint &))); + connect(lineEdit, SIGNAL(returnPressed(const QString &)), SLOT(lineEntered(const QString &))); + connect(lineEdit, SIGNAL(textChanged (const QString &)), SLOT(textChanged(const QString &))); + connect(speakButton, SIGNAL( clicked ()), SLOT(speak())); +} + +PhraseList::~PhraseList() { + delete speakButton; + delete listBox; + delete lineEdit; +} + +void PhraseList::print(KPrinter *pPrinter) { + PhraseBook book; + for (QListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) { + book += PhraseBookEntry(Phrase(item->text())); + } + + book.print (pPrinter); +} + +QStringList PhraseList::getListSelection() { + QStringList res = QStringList(); + + for (QListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) { + if (item->isSelected()) + res += item->text(); + } + + return res; +} + +bool PhraseList::existListSelection() { + for (QListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) { + if (item->isSelected()) + return true; + } + + return false; +} + +bool PhraseList::existEditSelection() { + return lineEdit->hasSelectedText(); +} + +void PhraseList::enableMenuEntries() { + bool deselected = false; + bool selected = false; + for (QListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) { + if (item->isSelected()) + selected = true; + else + deselected = true; + } + KMouthApp *theApp=(KMouthApp *) parentWidget(); + theApp->enableMenuEntries (selected, deselected); +} + +void PhraseList::configureCompletion() { + completion->configure(); +} + +void PhraseList::configureCompletionCombo(const QStringList &list) { + QString current = completion->currentWordList(); + dictionaryCombo->clear(); + if (list.isEmpty()) + dictionaryCombo->hide(); + else if (list.count() == 1) { + dictionaryCombo->insertStringList (list); + dictionaryCombo->setCurrentItem (0); + dictionaryCombo->hide(); + } + else { + dictionaryCombo->insertStringList (list); + dictionaryCombo->show(); + + QStringList::ConstIterator it; + int i = 0; + for (it = list.begin(), i = 0; it != list.end(); ++it, ++i) { + if (current == *it) { + dictionaryCombo->setCurrentItem (i); + return; + } + } + } +} + +void PhraseList::saveCompletionOptions(KConfig *config) { + config->setGroup("General Options"); + config->writeEntry("Show speak button", speakButton->isVisible() || !lineEdit->isVisible()); + + config->setGroup("Completion"); + config->writeEntry("Mode", static_cast<int>(lineEdit->completionMode())); + config->writeEntry("List", completion->currentWordList()); +} + +void PhraseList::readCompletionOptions(KConfig *config) { + config->setGroup("General Options"); + if (!config->readBoolEntry("Show speak button", true)) + speakButton->hide(); + + if (config->hasGroup ("Completion")) { + config->setGroup("Completion"); + int mode = config->readNumEntry ("Mode", KGlobalSettings::completionMode()); + lineEdit->setCompletionMode (static_cast<KGlobalSettings::Completion>(mode)); + + QString current = config->readEntry ("List", QString::null); + QStringList list = completion->wordLists(); + QStringList::ConstIterator it; + int i = 0; + for (it = list.begin(), i = 0; it != list.end(); ++it, ++i) { + if (current == *it) { + dictionaryCombo->setCurrentItem (i); + return; + } + } + } +} + +void PhraseList::saveWordCompletion () { + completion->save(); +} + + +void PhraseList::selectAllEntries () { + listBox->selectAll (true); +} + +void PhraseList::deselectAllEntries () { + listBox->selectAll (false); +} + +void PhraseList::speak () { + QString phrase = lineEdit->text(); + if (phrase.isNull() || phrase.isEmpty()) + speakListSelection(); + else { + insertIntoPhraseList (phrase, true); + speakPhrase (phrase); + } +} + +void PhraseList::cut() { + if (lineEdit->hasSelectedText()) + lineEdit->cut(); + else + cutListSelection(); +} + +void PhraseList::copy() { + if (lineEdit->hasSelectedText()) + lineEdit->copy(); + else + copyListSelection(); +} + +void PhraseList::paste() { + lineEdit->paste(); +} + +void PhraseList::insert (const QString &s) { + setEditLineText(s); +} + +void PhraseList::speakListSelection () { + speakPhrase(getListSelection().join ("\n")); +} + +void PhraseList::removeListSelection () { + QListBoxItem *next; + for (QListBoxItem *item = listBox->firstItem(); item != 0; item = next) { + next = item->next(); + + if (item->isSelected()) { + listBox->removeItem(listBox->index(item)); + } + } + enableMenuEntries (); +} + +void PhraseList::cutListSelection () { + copyListSelection (); + removeListSelection (); +} + +void PhraseList::copyListSelection () { + QApplication::clipboard()->setText (getListSelection().join ("\n")); +} + +void PhraseList::lineEntered (const QString &phrase) { + if (phrase.isNull() || phrase.isEmpty()) + speakListSelection(); + else { + insertIntoPhraseList (phrase, true); + speakPhrase (phrase); + } +} + +void PhraseList::speakPhrase (const QString &phrase) { + QApplication::setOverrideCursor (KCursor::WaitCursor, false); + KMouthApp *theApp=(KMouthApp *) parentWidget(); + QString language = completion->languageOfWordList (completion->currentWordList()); + theApp->getTTSSystem()->speak(phrase, language); + QApplication::restoreOverrideCursor (); +} + +void PhraseList::insertIntoPhraseList (const QString &phrase, bool clearEditLine) { + int lastLine = listBox->count() - 1; + if ((lastLine == -1) || (phrase != listBox->text(lastLine))) { + listBox->insertItem(new PhraseListItem(phrase)); + if (clearEditLine) + completion->addSentence (phrase); + } + + if (clearEditLine) { + lineEdit->selectAll(); + line = ""; + } + enableMenuEntries (); +} + +void PhraseList::contextMenuRequested (QListBoxItem *, const QPoint &pos) { + QString name; + if (existListSelection()) + name = "phraselist_selection_popup"; + else + name = "phraselist_popup"; + + KMouthApp *theApp=(KMouthApp *) parentWidget(); + KXMLGUIFactory *factory = theApp->factory(); + QPopupMenu *popup = (QPopupMenu *)factory->container(name,theApp); + if (popup != 0) { + popup->popup(pos, 0); + } +} + +void PhraseList::textChanged (const QString &s) { + if (!isInSlot) { + isInSlot = true; + line = s; + listBox->setCurrentItem (listBox->count() - 1); + listBox->clearSelection (); + isInSlot = false; + } +} + +void PhraseList::selectionChanged () { + if (!isInSlot) { + isInSlot = true; + + QStringList sel = getListSelection(); + + if (sel.empty()) + setEditLineText(line); + else if (sel.count() == 1) + setEditLineText(sel.first()); + else { + setEditLineText(""); + } + isInSlot = false; + } + enableMenuEntries (); +} + +void PhraseList::setEditLineText(const QString &s) { + lineEdit->end(false); + while (!(lineEdit->text().isNull() || lineEdit->text().isEmpty())) + lineEdit->backspace(); + lineEdit->insert(s); +} + +void PhraseList::keyPressEvent (QKeyEvent *e) { + if (e->key() == Qt::Key_Up) { + bool selected = false; + for (QListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) { + if (item->isSelected()) { + selected = true; + } + } + + if (!selected) { + listBox->setCurrentItem (listBox->count() - 1); + listBox->setSelected (listBox->count() - 1, true); + listBox->ensureCurrentVisible (); + } + else { + int curr = listBox->currentItem(); + + if (curr == -1) { + isInSlot = true; + listBox->clearSelection(); + isInSlot = false; + curr = listBox->count() - 1; + listBox->setCurrentItem (curr); + listBox->setSelected (curr, true); + listBox->ensureCurrentVisible (); + } + else if (curr != 0) { + isInSlot = true; + listBox->clearSelection(); + isInSlot = false; + listBox->setCurrentItem (curr - 1); + listBox->setSelected (curr - 1, true); + listBox->ensureCurrentVisible (); + } + } + + e->accept(); + } + else if (e->key() == Qt::Key_Down) { + bool selected = false; + for (QListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) { + if (item->isSelected()) { + selected = true; + } + } + + if (selected) { + int curr = listBox->currentItem(); + + if (curr == (int)listBox->count() - 1) { + listBox->clearSelection(); + } + else if (curr != -1) { + isInSlot = true; + listBox->clearSelection(); + isInSlot = false; + listBox->setCurrentItem (curr + 1); + listBox->setSelected (curr + 1, true); + listBox->ensureCurrentVisible (); + } + } + e->accept(); + } + else if ((e->state() & Qt::KeyButtonMask) == Qt::ControlButton) { + if (e->key() == Qt::Key_C) { + copy(); + e->accept(); + } + else if (e->key() == Qt::Key_X) { + cut(); + e->accept(); + } + } + else + e->ignore(); +} + +void PhraseList::save () { + // We want to save a history of spoken sentences here. However, as + // the class PhraseBook does already provide a method for saving + // phrase books in both the phrase book format and plain text file + // format we use that method here. + + PhraseBook book; + for (QListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) { + book += PhraseBookEntry(Phrase(item->text())); + } + + KURL url; + if (book.save (this, i18n("Save As"), url, false) == -1) + KMessageBox::sorry(this,i18n("There was an error saving file\n%1").arg( url.url() )); +} + +void PhraseList::open () { + KURL url=KFileDialog::getOpenURL(QString::null, + i18n("*|All Files\n*.phrasebook|Phrase Books (*.phrasebook)\n*.txt|Plain Text Files (*.txt)"), this, i18n("Open File as History")); + + if(!url.isEmpty()) + open (url); +} + +void PhraseList::open (KURL url) { + // We want to open a history of spoken sentences here. However, as + // the class PhraseBook does already provide a method for opening + // both phrase books and plain text files we use that method here. + + PhraseBook book; + if (book.open (url)) { + // convert PhraseBookEntryList -> QStringList + QStringList list = book.toStringList(); + listBox->clear(); + QStringList::iterator it; + for (it = list.begin(); it != list.end(); ++it) + insertIntoPhraseList (*it, false); + } + else + KMessageBox::sorry(this,i18n("There was an error loading file\n%1").arg( url.url() )); +} + +#include "phraselist.moc" |