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Diffstat (limited to 'tderadio3/src/pluginmanager.cpp')
| -rw-r--r-- | tderadio3/src/pluginmanager.cpp | 538 |
1 files changed, 0 insertions, 538 deletions
diff --git a/tderadio3/src/pluginmanager.cpp b/tderadio3/src/pluginmanager.cpp deleted file mode 100644 index b4eedf3..0000000 --- a/tderadio3/src/pluginmanager.cpp +++ /dev/null @@ -1,538 +0,0 @@ -/*************************************************************************** - pluginmanager.cpp - description - ------------------- - begin : Mon Apr 28 2003 - copyright : (C) 2003 by Martin Witte - email : [email protected] - ***************************************************************************/ - -/*************************************************************************** - * * - * 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 "include/plugins.h" -#include "include/pluginmanager.h" -#include "include/pluginmanager-configuration.h" -#include "include/plugin_configuration_dialog.h" -#include "include/tderadioapp.h" - -#include <kiconloader.h> -#include <kdialogbase.h> -#include <tdelocale.h> -#include <tdeconfig.h> -#include <kprogress.h> - -#include <tqlayout.h> -#include <tqframe.h> -#include <tqmenudata.h> - -#include "include/debug-profiler.h" - -PluginManager::PluginManager( - const TQString &name, - TDERadioApp *app, - const TQString &configDialogTitle, - const TQString &aboutDialogTitle) - : m_Name(name), - m_Application(app), - m_showProgressBar(true), - m_configDialog (NULL), - m_pluginManagerConfiguration(NULL), - m_aboutDialog(NULL), - m_configDialogTitle(configDialogTitle), - m_aboutDialogTitle (aboutDialogTitle) -{ -} - - -PluginManager::~PluginManager() -{ - delete m_pluginManagerConfiguration; - m_pluginManagerConfiguration = NULL; - - // config Dialog must be deleted first, so we can clear m_configPages - // without problems (this is the only place where our config dialog is deleted) - // Without clearing this list, those pages would be deleted, but - // we would try to delete them another time when the associated plugin is - // deleted, because m_configPages is out of date. - if (m_configDialog) { - m_configDialog->cancel(); - delete m_configDialog; - } - m_configPages.clear(); - m_configPageFrames.clear(); - m_configDialog = NULL; - - if (m_aboutDialog) - delete m_aboutDialog; - m_aboutPages.clear(); - m_aboutPageFrames.clear(); - m_aboutDialog = NULL; - - while (PluginBase *p = m_plugins.getFirst()) { - deletePlugin(p); - } -} - - -void PluginManager::noticeLibrariesChanged() -{ - if (m_pluginManagerConfiguration) - m_pluginManagerConfiguration->noticePluginLibrariesChanged(); -} - - -void PluginManager::unloadPlugins(const TQString &class_name) -{ - PluginList plugins = m_plugins; - for (PluginIterator it(plugins); it.current(); ++it) { - PluginBase *p = it.current(); - if (p->pluginClassName() == class_name) { - deletePlugin(p); - } - } -} - - -void PluginManager::addWidgetPluginMenuItems(TQMenuData *menu, TQMap<WidgetPluginBase *,int> &map) const -{ - map.clear(); - - for (PluginIterator it(m_plugins); it.current(); ++it) { - WidgetPluginBase *b = dynamic_cast<WidgetPluginBase*>(it.current()); - if (!b) continue; - - int id = menu->insertItem("dummy", b->getWidget(), TQT_SLOT(toggleShown())); - map.insert(b, id); - updateWidgetPluginMenuItem(b, menu, map, b->isReallyVisible()); - } -} - - -void PluginManager::updateWidgetPluginMenuItem(WidgetPluginBase *b, TQMenuData *menu, TQMap<WidgetPluginBase *,int> &map, bool shown) const -{ - if (!b || !map.contains(b)) - return; - - const TQString &name = b->description(); - TQString text = (shown ? i18n("Hide %1") : i18n("Show %1")).arg(name); - - menu->changeItem(map[b], - TQIconSet(SmallIconSet(!shown ? "tderadio_show" : "tderadio_hide")), - text); -} - - -void PluginManager::noticeWidgetPluginShown(WidgetPluginBase *p, bool shown) -{ - for (PluginIterator it(m_plugins); it.current(); ++it) { - it.current()->noticeWidgetPluginShown(p, shown); - } -} - - -PluginBase *PluginManager::getPluginByName(const TQString &name) const -{ - for (PluginIterator it(m_plugins); it.current(); ++it) { - if (it.current()->name() == name) - return it.current(); - } - return NULL; -} - - -void PluginManager::insertPlugin(PluginBase *p) -{ - BlockProfiler profiler("PluginManager::insertPlugin"); - - if (p) { - BlockProfiler profiler_cfg("PluginManager::insertPlugin - about/config"); - - /*kdDebug() << TQDateTime::currentDateTime().toString(Qt::ISODate) - << " Debug: Adding Plugin: " << p->name() << "\n";*/ - - if (!m_configDialog) - createConfigDialog(m_configDialogTitle); - if (!m_aboutDialog) - createAboutDialog(m_aboutDialogTitle); - - m_plugins.append(p); - p->setManager(this); - - addConfigurationPage (p, p->createConfigurationPage()); - addAboutPage (p, p->createAboutPage()); - - profiler_cfg.stop(); - BlockProfiler profiler_connect("PluginManager::insertPlugin - connect"); - - // connect plugins with each other - for (PluginIterator it(m_plugins); it.current(); ++it) { - if (it.current() != p) { - /*kdDebug() << TQDateTime::currentDateTime().toString(Qt::ISODate) - << " Debug: connecting with " << it.current()->name() << "\n";*/ - p->connectI(it.current()); - } - } - - // perhaps some existing config pages will profit from new plugin - // example: timecontrol profits from radio plugin - for (TQWidgetDictIterator it(m_configPages); it.current(); ++it) { - Interface *i = dynamic_cast<Interface *>(it.current()); - if (i) - i->connectI(p); - } - - profiler_connect.stop(); - BlockProfiler profiler_widget("PluginManager::insertPlugin - notifywidgets"); - - WidgetPluginBase *w1 = dynamic_cast<WidgetPluginBase*>(p); - for (PluginIterator it(m_plugins); it.current(); ++it) { - it.current()->noticePluginsChanged(m_plugins); - if (w1) - it.current()->noticeWidgetPluginShown(w1, w1->isReallyVisible()); - - WidgetPluginBase *w2 = dynamic_cast<WidgetPluginBase*>(it.current()); - if (w2) - p->noticeWidgetPluginShown(w2, w2->isReallyVisible()); - } - - if (m_pluginManagerConfiguration) - m_pluginManagerConfiguration->noticePluginsChanged(); - - profiler_widget.stop(); - } -} - - -void PluginManager::deletePlugin(PluginBase *p) -{ - if (p && m_plugins.contains(p)) { - removePlugin(p); - delete p; - } -} - - -void PluginManager::removePlugin(PluginBase *p) -{ - if (p && m_plugins.contains(p)) { - - for (PluginIterator it(m_plugins); it.current(); ++it) { - if (it.current() != p) { - // workaround for buggy compilers/libstdc++ - if (p->destructorCalled()) { - p->PluginBase::disconnectI(it.current()); - } else { - p->disconnectI(it.current()); - } - } - } - - // remove config page from config dialog, only chance is to delete it - // plugin will be notified automatically (mechanism implemented by - // PluginBase) - while (TQFrame *f = m_configPageFrames.find(p)) { - m_configPageFrames.remove(p); - m_configPages.remove(p); - delete f; - } - while (TQFrame *f = m_aboutPageFrames.find(p)) { - m_aboutPageFrames.remove(p); - m_aboutPages.remove(p); - delete f; - } - - // remove bindings between me and plugin - m_plugins.remove(p); - p->unsetManager(); - - p->noticePluginsChanged(PluginList()); - for (PluginIterator it(m_plugins); it.current(); ++it) { - it.current()->noticePluginsChanged(m_plugins); - } - - if (m_pluginManagerConfiguration) - m_pluginManagerConfiguration->noticePluginsChanged(); - } -} - - -void PluginManager::addConfigurationPage (PluginBase *forWhom, - const ConfigPageInfo &info) -{ - if (!forWhom || !m_plugins.containsRef(forWhom) || !info.page) - return; - TQFrame *f = addConfigurationPage(info); - - // register this frame and config page - m_configPageFrames.insert(forWhom, f); - m_configPages.insert(forWhom, info.page); - - // perhaps new config page profits from existing plugins - // example: timecontrol profits from radio plugin - Interface *i = dynamic_cast<Interface *>(info.page); - if (i) { - for (PluginIterator it(m_plugins); it.current(); ++it) - i->connectI(it.current()); - } -} - - -TQFrame *PluginManager::addConfigurationPage (const ConfigPageInfo &info) -{ - if (!m_configDialog) - createConfigDialog(i18n(m_configDialogTitle.ascii())); - - // create empty config frame - TQFrame *f = m_configDialog->addPage( - info.itemName, - info.pageHeader, - TDEGlobal::instance()->iconLoader()->loadIcon( info.iconName, TDEIcon::NoGroup, TDEIcon::SizeMedium ) - ); - - // fill config frame with layout ... - TQGridLayout *l = new TQGridLayout(f); - l->setSpacing( 0 ); - l->setMargin( 0 ); - - // ... and externally created config page - info.page->reparent (f, TQPoint(0,0), true); - l->addWidget( info.page, 0, 0 ); - - // make sure, that config page receives ok, apply and cancel signals - TQObject::connect(this, TQT_SIGNAL(sigConfigOK()), info.page, TQT_SLOT(slotOK())); - TQObject::connect(m_configDialog, TQT_SIGNAL(cancelClicked()), info.page, TQT_SLOT(slotCancel())); - - return f; -} - - -void PluginManager::createConfigDialog(const TQString &title) -{ - if (m_configDialog) delete m_configDialog; - m_configDialog = NULL; - - PluginConfigurationDialog *cfg = new PluginConfigurationDialog( - KDialogBase::IconList, - title, - KDialogBase::Apply|KDialogBase::Ok|KDialogBase::Cancel, - KDialogBase::Ok, - /*parent = */ NULL, - title.ascii(), - /*modal = */ false, - true); - - m_configDialog = cfg; - - TQObject::connect(m_configDialog, TQT_SIGNAL(okClicked()), this, TQT_SLOT(slotConfigOK())); - TQObject::connect(m_configDialog, TQT_SIGNAL(applyClicked()), this, TQT_SLOT(slotConfigOK())); - - insertPlugin(cfg); - - addConfigurationPage(createOwnConfigurationPage()); - - for (PluginIterator i(m_plugins); m_configDialog && i.current(); ++i) { - addConfigurationPage(i.current(), - i.current()->createConfigurationPage()); - } -} - - -ConfigPageInfo PluginManager::createOwnConfigurationPage() -{ - m_pluginManagerConfiguration = new PluginManagerConfiguration(NULL, m_Application, this); - return ConfigPageInfo (m_pluginManagerConfiguration, - i18n("Plugins"), - i18n("Plugin Library Configuration"), - "tderadio_plugins"); -} - - - - - -void PluginManager::addAboutPage (PluginBase *forWhom, - const AboutPageInfo &info) -{ - if (!m_aboutDialog) - createAboutDialog(i18n(m_aboutDialogTitle.ascii())); - - if ( !forWhom || !m_plugins.containsRef(forWhom) - || !m_aboutDialog || !info.page) - return; - - - // create empty about frame - TQFrame *f = m_aboutDialog->addPage( - info.itemName, - info.pageHeader, - TDEGlobal::instance()->iconLoader()->loadIcon( info.iconName, TDEIcon::NoGroup, TDEIcon::SizeMedium ) - ); - - // register this frame and config page - m_aboutPageFrames.insert(forWhom, f); - m_aboutPages.insert(forWhom, info.page); - - // fill config frame with layout ... - TQGridLayout *l = new TQGridLayout(f); - l->setSpacing( 0 ); - l->setMargin( 0 ); - - // ... and externally created config page - info.page->reparent (f, TQPoint(0,0), true); - l->addWidget( info.page, 0, 0 ); -} - - -void PluginManager::createAboutDialog(const TQString &title) -{ - if (m_aboutDialog) delete m_aboutDialog; - m_aboutDialog = NULL; - - m_aboutDialog = new KDialogBase(KDialogBase::IconList, - title, - KDialogBase::Close, - KDialogBase::Close, - /*parent = */ NULL, - title.ascii(), - /*modal = */ false, - true); - - for (PluginIterator i(m_plugins); m_aboutDialog && i.current(); ++i) { - addAboutPage(i.current(), - i.current()->createAboutPage()); - } -} - - -void PluginManager::saveState (TDEConfig *c) const -{ - c->setGroup("PluginManager-" + m_Name); - c->writeEntry("show-progress-bar", m_showProgressBar); - int n = 0; - for (PluginIterator it(m_plugins); it.current(); ++it) { - TQString class_name = it.current()->pluginClassName(); - TQString object_name = it.current()->name(); - if (class_name.length() && object_name.length() && - m_Application->getPluginClasses().contains(class_name)) - { - ++n; - c->writeEntry("plugin_class_" + TQString::number(n), class_name); - c->writeEntry("plugin_name_" + TQString::number(n), object_name); - } - } - c->writeEntry("plugins", n); - - for (PluginIterator i(m_plugins); i.current(); ++i) { - i.current()->saveState(c); - } -} - - -void PluginManager::restoreState (TDEConfig *c) -{ - BlockProfiler profile_all("PluginManager::restoreState"); - c->setGroup("PluginManager-" + m_Name); - m_showProgressBar = c->readBoolEntry("show-progress-bar", true); - int n = c->readNumEntry("plugins", 0); - - KProgressDialog *progress = NULL; - if (m_showProgressBar) { - progress = new KProgressDialog(NULL, NULL, i18n("Starting Plugins")); - progress->setMinimumWidth(400); - progress->setAllowCancel(false); - progress->show(); - progress->progressBar()->setTotalSteps(2*n); - } - - for (int i = 1; i <= n; ++i) { - c->setGroup("PluginManager-" + m_Name); - TQString class_name = c->readEntry("plugin_class_" + TQString::number(i)); - TQString object_name = c->readEntry("plugin_name_" + TQString::number(i)); - - if (m_showProgressBar) - progress->TQWidget::setCaption(i18n("Creating Plugin %1").arg(class_name)); - if (class_name.length() && object_name.length()) - m_Application->CreatePlugin(this, class_name, object_name); - if (m_showProgressBar) - progress->progressBar()->setProgress(i); - } - - if (m_Application && n == 0) { - const TQMap<TQString, PluginClassInfo> &classes = m_Application->getPluginClasses(); - TQMapConstIterator<TQString, PluginClassInfo> end = classes.end(); - n = classes.count(); - if (m_showProgressBar) - progress->progressBar()->setTotalSteps(2*n); - int idx = 1; - for (TQMapConstIterator<TQString, PluginClassInfo> it=classes.begin(); it != end; ++it, ++idx) { - const PluginClassInfo &cls = *it; - if (m_showProgressBar) - progress->TQWidget::setCaption(i18n("Creating Plugin %1").arg(cls.class_name)); - m_Application->CreatePlugin(this, cls.class_name, m_Name + "-" + cls.class_name); - if (m_showProgressBar) - progress->progressBar()->setProgress(idx); - } - m_configDialog->show(); - } - - BlockProfiler profile_plugins("PluginManager::restoreState - plugins"); - - int idx = n; - for (PluginIterator i(m_plugins); i.current(); ++i, ++idx) { - BlockProfiler profile_plugin("PluginManager::restoreState - " + i.current()->pluginClassName()); - if (m_showProgressBar) - progress->TQWidget::setCaption(i18n("Initializing Plugin %1").arg(i.current()->pluginClassName())); - i.current()->restoreState(c); - if (m_showProgressBar) - progress->progressBar()->setProgress(idx+1); - } - if (m_showProgressBar) - delete progress; -} - -PluginConfigurationDialog *PluginManager::getConfigDialog() -{ - if (!m_configDialog) - createConfigDialog(m_configDialogTitle); - return m_configDialog; -} - -KDialogBase *PluginManager::getAboutDialog() -{ - if (!m_aboutDialog) - createAboutDialog(); - return m_aboutDialog; -} - - - -void PluginManager::slotConfigOK() -{ - emit sigConfigOK(); - if (m_Application) - m_Application->saveState(TDEGlobal::config()); -} - - -void PluginManager::startPlugins() -{ - for (PluginIterator i(m_plugins); i.current(); ++i) { - i.current()->startPlugin(); - } -} - -void PluginManager::aboutToQuit() -{ - for (PluginIterator i(m_plugins); i.current(); ++i) { - i.current()->aboutToQuit(); - } -} - - -#include "pluginmanager.moc" |