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Diffstat (limited to 'tdeio/tdefile/kmetaprops.cpp')
-rw-r--r-- | tdeio/tdefile/kmetaprops.cpp | 268 |
1 files changed, 268 insertions, 0 deletions
diff --git a/tdeio/tdefile/kmetaprops.cpp b/tdeio/tdefile/kmetaprops.cpp new file mode 100644 index 000000000..ce6201177 --- /dev/null +++ b/tdeio/tdefile/kmetaprops.cpp @@ -0,0 +1,268 @@ +/* This file is part of the KDE libraries + Copyright (C) 2001,2002 Rolf Magnus <ramagnus@kde.org> + + library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License version 2 as published by the Free Software Foundation. + + 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. + + $Id$ + */ + +#include "kmetaprops.h" + +#include <kdebug.h> +#include <tdefilemetainfowidget.h> +#include <tdefilemetainfo.h> +#include <kglobal.h> +#include <kglobalsettings.h> +#include <klocale.h> +#include <kprotocolinfo.h> + +#include <tqvalidator.h> +#include <tqlayout.h> +#include <tqlabel.h> +#include <tqfileinfo.h> +#include <tqdatetime.h> +#include <tqstylesheet.h> +#include <tqvgroupbox.h> + +#undef Bool + +class MetaPropsScrollView : public TQScrollView +{ +public: + MetaPropsScrollView(TQWidget* parent = 0, const char* name = 0) + : TQScrollView(parent, name) + { + setFrameStyle(TQFrame::NoFrame); + m_frame = new TQFrame(viewport(), "MetaPropsScrollView::m_frame"); + m_frame->setFrameStyle(TQFrame::NoFrame); + addChild(m_frame, 0, 0); + }; + + TQFrame* frame() {return m_frame;}; + +protected: + virtual void viewportResizeEvent(TQResizeEvent* ev) + { + TQScrollView::viewportResizeEvent(ev); + m_frame->resize( kMax(m_frame->sizeHint().width(), ev->size().width()), + kMax(m_frame->sizeHint().height(), ev->size().height())); + }; + +private: + TQFrame* m_frame; +}; + +class KFileMetaPropsPlugin::KFileMetaPropsPluginPrivate +{ +public: + KFileMetaPropsPluginPrivate() {} + ~KFileMetaPropsPluginPrivate() {} + + TQFrame* m_frame; + TQGridLayout* m_framelayout; + KFileMetaInfo m_info; +// TQPushButton* m_add; + TQPtrList<KFileMetaInfoWidget> m_editWidgets; +}; + +KFileMetaPropsPlugin::KFileMetaPropsPlugin(KPropertiesDialog* props) + : KPropsDlgPlugin(props) +{ + d = new KFileMetaPropsPluginPrivate; + + KFileItem * fileitem = properties->item(); + kdDebug(250) << "KFileMetaPropsPlugin constructor" << endl; + + d->m_info = fileitem->metaInfo(); + if (!d->m_info.isValid()) + { + d->m_info = KFileMetaInfo(properties->kurl().path(-1)); + fileitem->setMetaInfo(d->m_info); + } + + if ( properties->items().count() > 1 ) + { + // not yet supported + // we should allow setting values for a list of files. Itt makes sense + // in some cases, like the album of a list of mp3s + return; + } + + createLayout(); + + setDirty(true); +} + +void KFileMetaPropsPlugin::createLayout() +{ + TQFileInfo file_info(properties->item()->url().path()); + + kdDebug(250) << "KFileMetaPropsPlugin::createLayout" << endl; + + // is there any valid and non-empty info at all? + if ( !d->m_info.isValid() || (d->m_info.preferredKeys()).isEmpty() ) + return; + + // now get a list of groups + KFileMetaInfoProvider* prov = KFileMetaInfoProvider::self(); + TQStringList groupList = d->m_info.preferredGroups(); + + const KFileMimeTypeInfo* mtinfo = prov->mimeTypeInfo(d->m_info.mimeType()); + if (!mtinfo) + { + kdDebug(7034) << "no mimetype info there\n"; + return; + } + + // let the dialog create the page frame + TQFrame* topframe = properties->addPage(i18n("&Meta Info")); + topframe->setFrameStyle(TQFrame::NoFrame); + TQVBoxLayout* tmp = new TQVBoxLayout(topframe); + + // create a scroll view in the page + MetaPropsScrollView* view = new MetaPropsScrollView(topframe); + + tmp->addWidget(view); + + d->m_frame = view->frame(); + + TQVBoxLayout *toplayout = new TQVBoxLayout(d->m_frame); + toplayout->setSpacing(KDialog::spacingHint()); + + for (TQStringList::Iterator git=groupList.begin(); + git!=groupList.end(); ++git) + { + kdDebug(7033) << *git << endl; + + TQStringList itemList = d->m_info.group(*git).preferredKeys(); + if (itemList.isEmpty()) + continue; + + TQGroupBox *groupBox = new TQGroupBox(2, Qt::Horizontal, + TQStyleSheet::escape(mtinfo->groupInfo(*git)->translatedName()), + d->m_frame); + + toplayout->addWidget(groupBox); + + TQValueList<KFileMetaInfoItem> readItems; + TQValueList<KFileMetaInfoItem> editItems; + + for (TQStringList::Iterator iit = itemList.begin(); + iit!=itemList.end(); ++iit) + { + KFileMetaInfoItem item = d->m_info[*git][*iit]; + if ( !item.isValid() ) continue; + + bool editable = file_info.isWritable() && item.isEditable(); + + if (editable) + editItems.append( item ); + else + readItems.append( item ); + } + + KFileMetaInfoWidget* w = 0L; + // then first add the editable items to the layout + for (TQValueList<KFileMetaInfoItem>::Iterator iit= editItems.begin(); + iit!=editItems.end(); ++iit) + { + TQLabel* l = new TQLabel((*iit).translatedKey() + ":", groupBox); + l->setAlignment( AlignAuto | AlignTop | ExpandTabs ); + TQValidator* val = mtinfo->createValidator(*git, (*iit).key()); + if (!val) kdDebug(7033) << "didn't get a validator for " << *git << "/" << (*iit).key() << endl; + w = new KFileMetaInfoWidget(*iit, val, groupBox); + d->m_editWidgets.append( w ); + connect(w, TQT_SIGNAL(valueChanged(const TQVariant&)), this, TQT_SIGNAL(changed())); + } + + // and then the read only items + for (TQValueList<KFileMetaInfoItem>::Iterator iit= readItems.begin(); + iit!=readItems.end(); ++iit) + { + TQLabel* l = new TQLabel((*iit).translatedKey() + ":", groupBox); + l->setAlignment( AlignAuto | AlignTop | ExpandTabs ); + (new KFileMetaInfoWidget(*iit, KFileMetaInfoWidget::ReadOnly, 0L, groupBox)); + } + } + + toplayout->addStretch(1); + + // the add key (disabled until fully implemented) +/* d->m_add = new TQPushButton(i18n("&Add"), topframe); + d->m_add->setSizePolicy(TQSizePolicy(TQSizePolicy::Fixed, + TQSizePolicy::Fixed)); + connect(d->m_add, TQT_SIGNAL(clicked()), this, TQT_SLOT(slotAdd())); + tmp->addWidget(d->m_add); + + // if nothing can be added, deactivate it + if ( !d->m_info.supportsVariableKeys() ) + { + // if supportedKeys() does contain anything not in preferredKeys, + // we have something addable + + TQStringList sk = d->m_info.supportedKeys(); + d->m_add->setEnabled(false); + for (TQStringList::Iterator it = sk.begin(); it!=sk.end(); ++it) + { + if ( l.find(*it)==l.end() ) + { + d->m_add->setEnabled(true); + kdDebug(250) << "**first addable key is " << (*it).latin1() << "**" <<endl; + break; + } + kdDebug(250) << "**already existing key is " << (*it).latin1() << "**" <<endl; + } + } */ +} + +/*void KFileMetaPropsPlugin::slotAdd() +{ + // add a lineedit for the name + + + + // insert the item in the list + +}*/ + +KFileMetaPropsPlugin::~KFileMetaPropsPlugin() +{ + delete d; +} + +bool KFileMetaPropsPlugin::supports( KFileItemList _items ) +{ +#ifdef _GNUC +#warning TODO: Add support for more than one item +#endif + if (KExecPropsPlugin::supports(_items) || KURLPropsPlugin::supports(_items)) + return false; // Having both is redundant. + + bool metaDataEnabled = TDEGlobalSettings::showFilePreview(_items.first()->url()); + return _items.count() == 1 && metaDataEnabled; +} + +void KFileMetaPropsPlugin::applyChanges() +{ + kdDebug(250) << "applying changes" << endl; + // insert the fields that changed into the info object + + TQPtrListIterator<KFileMetaInfoWidget> it( d->m_editWidgets ); + KFileMetaInfoWidget* w; + for (; (w = it.current()); ++it) w->apply(); + d->m_info.applyChanges(properties->kurl().path()); +} + +#include "kmetaprops.moc" |