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/***************************************************************************
copyright : (C) 2005-2006 by Robby Stephenson
email : robby@periapsis.org
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of version 2 of the GNU General Public License as *
* published by the Free Software Foundation; *
* *
***************************************************************************/
#include "lineedit.h"
#include <kstdaction.h>
#include <kactioncollection.h>
#include <kspell.h>
#include <qapplication.h>
#include <qpainter.h>
#include <qpopupmenu.h>
using Tellico::GUI::LineEdit;
LineEdit::LineEdit(QWidget* parent_, const char* name_) : KLineEdit(parent_, name_)
, m_drawHint(false)
, m_allowSpellCheck(false)
, m_enableSpellCheck(true)
, m_spell(0) {
m_spellAction = KStdAction::spelling(this, SLOT(slotCheckSpelling()), new KActionCollection(this));
}
void LineEdit::clear() {
KLineEdit::clear();
m_drawHint = true;
repaint();
}
void LineEdit::setText(const QString& text_) {
m_drawHint = text_.isEmpty();
repaint();
KLineEdit::setText(text_);
}
void LineEdit::setHint(const QString& hint_) {
m_hint = hint_;
m_drawHint = text().isEmpty();
repaint();
}
void LineEdit::focusInEvent(QFocusEvent* event_) {
if(m_drawHint) {
m_drawHint = false;
repaint();
}
KLineEdit::focusInEvent(event_);
}
void LineEdit::focusOutEvent(QFocusEvent* event_) {
if(text().isEmpty()) {
m_drawHint = true;
repaint();
}
KLineEdit::focusOutEvent(event_);
}
void LineEdit::drawContents(QPainter* painter_) {
// draw the regular line edit first
KLineEdit::drawContents(painter_);
// no need to draw anything else if in focus or no hint
if(hasFocus() || !m_drawHint || m_hint.isEmpty() || !text().isEmpty()) {
return;
}
// save current pen
QPen oldPen = painter_->pen();
// follow lead of kdepim and amarok, use disabled text color
painter_->setPen(palette().color(QPalette::Disabled, QColorGroup::Text));
QRect rect = contentsRect();
// again, follow kdepim and amarok lead, and pad by 2 pixels
rect.rLeft() += 2;
painter_->drawText(rect, AlignAuto | AlignVCenter, m_hint);
// reset pen
painter_->setPen(oldPen);
}
QPopupMenu* LineEdit::createPopupMenu() {
QPopupMenu* popup = KLineEdit::createPopupMenu();
if(!popup) {
return popup;
}
if(m_allowSpellCheck && echoMode() == QLineEdit::Normal && !isReadOnly()) {
popup->insertSeparator();
m_spellAction->plug(popup);
m_spellAction->setEnabled(m_enableSpellCheck && !text().isEmpty());
}
return popup;
}
void LineEdit::slotCheckSpelling() {
delete m_spell;
// re-use the action string to get translations
m_spell = new KSpell(this, m_spellAction->text(),
this, SLOT(slotSpellCheckReady(KSpell*)), 0, true, true);
connect(m_spell, SIGNAL(death()),
SLOT(spellCheckerFinished()));
connect(m_spell, SIGNAL(misspelling( const QString &, const QStringList &, unsigned int)),
SLOT(spellCheckerMisspelling( const QString &, const QStringList &, unsigned int)));
connect(m_spell, SIGNAL(corrected(const QString &, const QString &, unsigned int)),
SLOT(spellCheckerCorrected(const QString &, const QString &, unsigned int)));
}
void LineEdit::slotSpellCheckReady(KSpell* spell) {
spell->check(text());
connect(spell, SIGNAL(done(const QString&)), SLOT(slotSpellCheckDone(const QString&)));
}
void LineEdit::slotSpellCheckDone(const QString& newText) {
if(newText != text()) {
setText(newText);
}
}
void LineEdit::spellCheckerFinished() {
delete m_spell;
m_spell = 0;
}
void LineEdit::spellCheckerMisspelling(const QString &text, const QStringList&, unsigned int pos) {
setSelection(pos, pos + text.length());
}
void LineEdit::spellCheckerCorrected(const QString& oldWord, const QString& newWord, unsigned int pos) {
if(oldWord != newWord) {
setSelection(pos, pos + oldWord.length());
insert(newWord);
}
}
#include "lineedit.moc"
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