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/*********
*
* This file is part of BibleTime's source code, http://www.bibletime.info/.
*
* Copyright 1999-2008 by the BibleTime developers.
* The BibleTime source code is licensed under the GNU General Public License version 2.0.
*
**********/
#include "frontend/displaywindow/cbuttons.h"
#include <QHash>
#include <QMenu>
#include <QString>
#include <QToolTip>
#include <QToolButton>
#include "util/directory.h"
#include "util/cpointers.h"
#include "util/cresmgr.h"
CDisplaySettingsButton::CDisplaySettingsButton(CSwordBackend::DisplayOptions *displaySettings, CSwordBackend::FilterOptions *moduleSettings, const QList<CSwordModuleInfo*>& useModules, QWidget *parent )
: QToolButton(parent) {
namespace DU = util::directory;
// qWarning("CDisplaySettingsButton::CDisplaySettingsButton");
QToolButton::setIcon(DU::getIcon(CResMgr::displaywindows::displaySettings::icon));
m_displaySettings = displaySettings;
m_moduleSettings = moduleSettings;
m_modules = useModules;
m_popup = new QMenu(this);
setMenu(m_popup);
setPopupMode(QToolButton::InstantPopup);
setToolTip(tr("Display options"));
connect(m_popup, SIGNAL(triggered(QAction*)), this, SLOT(optionToggled(QAction*)));
populateMenu();
}
void CDisplaySettingsButton::reset(const QList<CSwordModuleInfo*>& useModules) {
m_modules = useModules;
populateMenu();
//disable the settings button if no options are available
if (!populateMenu()) {
setEnabled(false);
setToolTip(tr("Display settings: No options available"));
}
else {
setEnabled(true);
setToolTip(tr("Display settings"));
}
}
void CDisplaySettingsButton::optionToggled(QAction* /*action*/) {
//Take each Action and set the corresponding setting.
//Using QAction (QObject) property and OptionType enum is a dirty way to do this.
//See populateMenu().
foreach (QAction* act, m_popup->actions()) {
int optionType = act->property("OptionType").toInt();
bool checked = act->isChecked();
switch (optionType) {
case Linebreak:
m_displaySettings->lineBreaks = checked;
break;
case Versenum:
m_displaySettings->verseNumbers = checked;
break;
case Variant:
m_moduleSettings->textualVariants = checked;
break;
case Vowel:
m_moduleSettings->hebrewPoints = checked;
break;
case Accents:
m_moduleSettings->greekAccents = checked;
break;
case Cantillation:
m_moduleSettings->hebrewCantillation = checked;
break;
case Headings:
m_moduleSettings->headings = checked;
break;
case Morphseg:
m_moduleSettings->morphSegmentation = checked;
break;
case Xref:
m_moduleSettings->scriptureReferences = checked;
break;
case WordsofJ:
m_moduleSettings->redLetterWords = checked;
break;
}
}
emit sigChanged();
}
/** No descriptions */
int CDisplaySettingsButton::populateMenu() {
int ret = 0;
m_popup->clear();
// See also optionToggled()
ret += addMenuEntry(tr("Use linebreaks after each verse"), Linebreak, &m_displaySettings->lineBreaks, (m_modules.first()->type() == CSwordModuleInfo::Bible));
//show the verse numbers option only for bible modules
ret += addMenuEntry(tr("Show verse numbers"), Versenum, &m_displaySettings->verseNumbers, (m_modules.first()->type() == CSwordModuleInfo::Bible));
ret += addMenuEntry(tr("Show headings"), Headings, &m_moduleSettings->headings,
isOptionAvailable(CSwordModuleInfo::headings));
ret += addMenuEntry(tr("Highlight words of Jesus"), WordsofJ, &m_moduleSettings->redLetterWords,
isOptionAvailable(CSwordModuleInfo::redLetterWords ));
ret += addMenuEntry(tr("Show Hebrew vowel points"), Vowel, &m_moduleSettings->hebrewPoints,
isOptionAvailable(CSwordModuleInfo::hebrewPoints ));
ret += addMenuEntry(tr("Show Hebrew cantillation marks"), Cantillation, &m_moduleSettings->hebrewCantillation,
isOptionAvailable(CSwordModuleInfo::hebrewCantillation ));
ret += addMenuEntry(tr("Show Greek accents"), Accents, &m_moduleSettings->greekAccents,
isOptionAvailable(CSwordModuleInfo::greekAccents ));
ret += addMenuEntry(tr("Use alternative textual variant"), Variant, &m_moduleSettings->textualVariants,
isOptionAvailable(CSwordModuleInfo::textualVariants ));
ret += addMenuEntry(tr("Show scripture cross-references"), Xref, &m_moduleSettings->scriptureReferences,
isOptionAvailable(CSwordModuleInfo::scriptureReferences ));
ret += addMenuEntry(tr("Show morph segmentation"), Morphseg, &m_moduleSettings->morphSegmentation,
isOptionAvailable(CSwordModuleInfo::morphSegmentation ));
return ret;
}
/** Adds an entry to m_popup. */
int CDisplaySettingsButton::addMenuEntry( const QString name, OptionType type, const int* option, const bool available) {
int ret = 0;
if (available) {
QAction* a = m_popup->addAction(name);
//see optionToggled()
a->setProperty("OptionType", type);
a->setCheckable(true);
a->setChecked(*option);
ret = 1;
}
return ret;
}
bool CDisplaySettingsButton::isOptionAvailable( const CSwordModuleInfo::FilterTypes option ) {
bool ret = false;
QList<CSwordModuleInfo*>::iterator end_it = m_modules.end();
for (QList<CSwordModuleInfo*>::iterator it(m_modules.begin()); it != end_it; ++it) {
ret = ret || (*it)->has(option);
}
return ret;
}
/** Returns the number of usable menu items in the settings menu. */
int CDisplaySettingsButton::menuItemCount() {
return m_popup->actions().count();
}
/** Sets the item at position pos to the state given as 2nd paramter. */
void CDisplaySettingsButton::setItemStatus( const int index, const bool checked ) {
QAction* action = m_popup->actions().at(index);
action->setChecked(checked);
}
/** Returns the status of the item at position "index" */
bool CDisplaySettingsButton::itemStatus( const int index ) {
return m_popup->actions().at(index)->isChecked();
}
/** Sets the status to changed. The signal changed will be emitted. */
void CDisplaySettingsButton::setChanged() {
optionToggled(0);
}
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