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tdelibs/tdecore/tdeconfigdialogmanager.cpp

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/*
* This file is part of the KDE libraries
* Copyright (C) 2003 Benjamin C Meyer (ben+tdelibs at meyerhome dot net)
* Copyright (C) 2003 Waldo Bastian <bastian@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "tdeconfigdialogmanager.h"
#include <tqbuttongroup.h>
#include <tqcombobox.h>
#include <tqlabel.h>
#include <tqmetaobject.h>
#include <tqobjectlist.h>
#include <tqsqlpropertymap.h>
#include <tqtimer.h>
#include <tqwhatsthis.h>
#include <kapplication.h>
#include <tdeconfigskeleton.h>
#include <kdebug.h>
#include <kglobal.h>
#include <assert.h>
class TDEConfigDialogManager::Private {
public:
Private() : insideGroupBox(false) { }
public:
TQDict<TQWidget> knownWidget;
TQDict<TQWidget> buddyWidget;
bool insideGroupBox;
};
TDEConfigDialogManager::TDEConfigDialogManager(TQWidget *parent, TDEConfigSkeleton *conf, const char *name)
: TQObject(parent, name), m_conf(conf), m_dialog(parent)
{
d = new Private();
kapp->installKDEPropertyMap();
propertyMap = TQSqlPropertyMap::defaultMap();
init(true);
}
TDEConfigDialogManager::~TDEConfigDialogManager()
{
delete d;
}
void TDEConfigDialogManager::init(bool trackChanges)
{
if(trackChanges)
{
// QT
changedMap.insert(TQBUTTON_OBJECT_NAME_STRING, TQT_SIGNAL(stateChanged(int)));
changedMap.insert(TQCHECKBOX_OBJECT_NAME_STRING, TQT_SIGNAL(stateChanged(int)));
changedMap.insert(TQPUSHBUTTON_OBJECT_NAME_STRING, TQT_SIGNAL(stateChanged(int)));
changedMap.insert(TQRADIOBUTTON_OBJECT_NAME_STRING, TQT_SIGNAL(stateChanged(int)));
// We can only store one thing, so you can't have
// a ButtonGroup that is checkable.
changedMap.insert(TQBUTTONGROUP_OBJECT_NAME_STRING, TQT_SIGNAL(clicked(int)));
changedMap.insert(TQGROUPBOX_OBJECT_NAME_STRING, TQT_SIGNAL(toggled(bool)));
changedMap.insert(TQCOMBOBOX_OBJECT_NAME_STRING, TQT_SIGNAL(activated (int)));
//qsqlproperty map doesn't store the text, but the value!
//changedMap.insert(TQCOMBOBOX_OBJECT_NAME_STRING, TQT_SIGNAL(textChanged(const TQString &)));
changedMap.insert(TQDATEEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged(const TQDate &)));
changedMap.insert(TQDATETIMEEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged(const TQDateTime &)));
changedMap.insert(TQDIAL_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged (int)));
changedMap.insert(TQLINEEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(textChanged(const TQString &)));
changedMap.insert(TQSLIDER_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged(int)));
changedMap.insert(TQSPINBOX_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged(int)));
changedMap.insert(TQTIMEEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged(const TQTime &)));
changedMap.insert(TQTEXTEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(textChanged()));
changedMap.insert(TQTEXTBROWSER_OBJECT_NAME_STRING, TQT_SIGNAL(sourceChanged(const TQString &)));
changedMap.insert(TQMULTILINEEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(textChanged()));
changedMap.insert(TQLISTBOX_OBJECT_NAME_STRING, TQT_SIGNAL(selectionChanged()));
changedMap.insert(TQTABWIDGET_OBJECT_NAME_STRING, TQT_SIGNAL(currentChanged(TQWidget *)));
// KDE
changedMap.insert( "KComboBox", TQT_SIGNAL(activated (int)));
changedMap.insert( "KFontCombo", TQT_SIGNAL(activated (int)));
changedMap.insert( "KFontRequester", TQT_SIGNAL(fontSelected(const TQFont &)));
changedMap.insert( "KFontChooser", TQT_SIGNAL(fontSelected(const TQFont &)));
changedMap.insert( "KHistoryCombo", TQT_SIGNAL(activated (int)));
changedMap.insert( "KColorButton", TQT_SIGNAL(changed(const TQColor &)));
changedMap.insert( "KDatePicker", TQT_SIGNAL(dateSelected (TQDate)));
changedMap.insert( "KDateWidget", TQT_SIGNAL(changed (TQDate)));
changedMap.insert( "KDateTimeWidget", TQT_SIGNAL(valueChanged (const TQDateTime &)));
changedMap.insert( "KEditListBox", TQT_SIGNAL(changed()));
changedMap.insert( "KListBox", TQT_SIGNAL(selectionChanged()));
changedMap.insert( "KLineEdit", TQT_SIGNAL(textChanged(const TQString &)));
changedMap.insert( "KPasswordEdit", TQT_SIGNAL(textChanged(const TQString &)));
changedMap.insert( "KRestrictedLine", TQT_SIGNAL(textChanged(const TQString &)));
changedMap.insert( "KTextBrowser", TQT_SIGNAL(sourceChanged(const TQString &)));
changedMap.insert( "KTextEdit", TQT_SIGNAL(textChanged()));
changedMap.insert( "KURLRequester", TQT_SIGNAL(textChanged (const TQString& )));
changedMap.insert( "KIntNumInput", TQT_SIGNAL(valueChanged (int)));
changedMap.insert( "KIntSpinBox", TQT_SIGNAL(valueChanged (int)));
changedMap.insert( "KDoubleNumInput", TQT_SIGNAL(valueChanged (double)));
}
// Go through all of the children of the widgets and find all known widgets
(void) parseChildren(m_dialog, trackChanges);
}
void TDEConfigDialogManager::addWidget(TQWidget *widget)
{
(void) parseChildren(widget, true);
}
void TDEConfigDialogManager::setupWidget(TQWidget *widget, TDEConfigSkeletonItem *item)
{
TQVariant minValue = item->minValue();
if (minValue.isValid())
{
if (widget->metaObject()->findProperty("minValue", true) != -1)
widget->setProperty("minValue", minValue);
}
TQVariant maxValue = item->maxValue();
if (maxValue.isValid())
{
if (widget->metaObject()->findProperty("maxValue", true) != -1)
widget->setProperty("maxValue", maxValue);
}
if (TQWhatsThis::textFor( widget ).isEmpty())
{
TQString whatsThis = item->whatsThis();
if ( !whatsThis.isEmpty() )
{
TQWhatsThis::add( widget, whatsThis );
}
}
}
bool TDEConfigDialogManager::parseChildren(const TQWidget *widget, bool trackChanges)
{
bool valueChanged = false;
const TQObjectList listOfChildren = widget->childrenListObject();
if(listOfChildren.isEmpty())
return valueChanged;
TQObject *object;
for( TQObjectListIterator it( listOfChildren );
(object = it.current()); ++it )
{
if(!object->isWidgetType())
continue; // Skip non-widgets
TQWidget *childWidget = (TQWidget *)object;
const char *widgetName = childWidget->name(0);
bool bParseChildren = true;
bool bSaveInsideGroupBox = d->insideGroupBox;
if (widgetName && (strncmp(widgetName, "kcfg_", 5) == 0))
{
// This is one of our widgets!
TQString configId = widgetName+5;
TDEConfigSkeletonItem *item = m_conf->findItem(configId);
if (item)
{
d->knownWidget.insert(configId, childWidget);
setupWidget(childWidget, item);
TQMap<TQString, TQCString>::const_iterator changedIt = changedMap.find(childWidget->className());
if (changedIt == changedMap.end())
{
// If the class name of the widget wasn't in the monitored widgets map, then look for
// it again using the super class name. This fixes a problem with using QtRuby/Korundum
// widgets with TDEConfigXT where 'Qt::Widget' wasn't being seen a the real deal, even
// though it was a 'QWidget'.
changedIt = changedMap.find(childWidget->metaObject()->superClassName());
}
if (changedIt == changedMap.end())
{
kdWarning(178) << "Don't know how to monitor widget '" << childWidget->className() << "' for changes!" << endl;
}
else
{
connect(childWidget, *changedIt,
this, TQT_SIGNAL(widgetModified()));
TQGroupBox *gb = dynamic_cast<TQGroupBox *>(childWidget);
if (!gb)
bParseChildren = false;
else
d->insideGroupBox = true;
TQComboBox *cb = dynamic_cast<TQComboBox *>(childWidget);
if (cb && cb->editable())
connect(cb, TQT_SIGNAL(textChanged(const TQString &)),
this, TQT_SIGNAL(widgetModified()));
}
}
else
{
kdWarning(178) << "A widget named '" << widgetName << "' was found but there is no setting named '" << configId << "'" << endl;
}
}
else if (childWidget->inherits(TQLABEL_OBJECT_NAME_STRING))
{
TQLabel *label = static_cast<TQLabel *>(childWidget);
TQWidget *buddy = label->buddy();
if (!buddy)
continue;
const char *buddyName = buddy->name(0);
if (buddyName && (strncmp(buddyName, "kcfg_", 5) == 0))
{
// This is one of our widgets!
TQString configId = buddyName+5;
d->buddyWidget.insert(configId, childWidget);
}
}
#ifndef NDEBUG
else if (widgetName)
{
TQMap<TQString, TQCString>::const_iterator changedIt = changedMap.find(childWidget->className());
if (changedIt != changedMap.end())
{
if ((!d->insideGroupBox || !childWidget->inherits(TQRADIOBUTTON_OBJECT_NAME_STRING)) &&
!childWidget->inherits(TQGROUPBOX_OBJECT_NAME_STRING))
kdDebug(178) << "Widget '" << widgetName << "' (" << childWidget->className() << ") remains unmanaged." << endl;
}
}
#endif
if(bParseChildren)
{
// this widget is not known as something we can store.
// Maybe we can store one of its children.
valueChanged |= parseChildren(childWidget, trackChanges);
}
d->insideGroupBox = bSaveInsideGroupBox;
}
return valueChanged;
}
void TDEConfigDialogManager::updateWidgets()
{
bool changed = false;
bool bSignalsBlocked = signalsBlocked();
blockSignals(true);
TQWidget *widget;
for( TQDictIterator<TQWidget> it( d->knownWidget );
(widget = it.current()); ++it )
{
TDEConfigSkeletonItem *item = m_conf->findItem(it.currentKey());
if (!item)
{
kdWarning(178) << "The setting '" << it.currentKey() << "' has disappeared!" << endl;
continue;
}
TQVariant p = item->property();
if (p != property(widget))
{
setProperty(widget, p);
// kdDebug(178) << "The setting '" << it.currentKey() << "' [" << widget->className() << "] has changed" << endl;
changed = true;
}
if (item->isImmutable())
{
widget->setEnabled(false);
TQWidget *buddy = d->buddyWidget.find(it.currentKey());
if (buddy)
buddy->setEnabled(false);
}
}
blockSignals(bSignalsBlocked);
if (changed)
TQTimer::singleShot(0, this, TQT_SIGNAL(widgetModified()));
}
void TDEConfigDialogManager::updateWidgetsDefault()
{
bool bUseDefaults = m_conf->useDefaults(true);
updateWidgets();
m_conf->useDefaults(bUseDefaults);
}
void TDEConfigDialogManager::updateSettings()
{
bool changed = false;
TQWidget *widget;
for( TQDictIterator<TQWidget> it( d->knownWidget );
(widget = it.current()); ++it )
{
TDEConfigSkeletonItem *item = m_conf->findItem(it.currentKey());
if (!item)
{
kdWarning(178) << "The setting '" << it.currentKey() << "' has disappeared!" << endl;
continue;
}
TQVariant p = property(widget);
if (p != item->property())
{
item->setProperty(p);
changed = true;
}
}
if (changed)
{
m_conf->writeConfig();
emit settingsChanged();
}
}
void TDEConfigDialogManager::setProperty(TQWidget *w, const TQVariant &v)
{
TQButtonGroup *bg = dynamic_cast<TQButtonGroup *>(w);
if (bg)
{
bg->setButton(v.toInt());
return;
}
TQComboBox *cb = dynamic_cast<TQComboBox *>(w);
if (cb && cb->editable())
{
cb->setCurrentText(v.toString());
return;
}
propertyMap->setProperty(w, v);
}
TQVariant TDEConfigDialogManager::property(TQWidget *w)
{
TQButtonGroup *bg = dynamic_cast<TQButtonGroup *>(w);
if (bg)
return TQVariant(bg->selectedId());
TQComboBox *cb = dynamic_cast<TQComboBox *>(w);
if (cb && cb->editable())
return TQVariant(cb->currentText());
return propertyMap->property(w);
}
bool TDEConfigDialogManager::hasChanged()
{
TQWidget *widget;
for( TQDictIterator<TQWidget> it( d->knownWidget );
(widget = it.current()); ++it )
{
TDEConfigSkeletonItem *item = m_conf->findItem(it.currentKey());
if (!item)
{
kdWarning(178) << "The setting '" << it.currentKey() << "' has disappeared!" << endl;
continue;
}
TQVariant p = property(widget);
if (p != item->property())
{
// kdDebug(178) << "Widget for '" << it.currentKey() << "' has changed." << endl;
return true;
}
}
return false;
}
bool TDEConfigDialogManager::isDefault()
{
bool bUseDefaults = m_conf->useDefaults(true);
bool result = !hasChanged();
m_conf->useDefaults(bUseDefaults);
return result;
}
#include "tdeconfigdialogmanager.moc"