From cefcbf0ef0e960db68021715d1c600b901be8501 Mon Sep 17 00:00:00 2001 From: Oscar Blumberg Date: Thu, 22 Feb 2007 16:45:53 +0000 Subject: [PATCH] * Starts to add Nepomuk supports to dolphin (currently, only annotations are supported) * Little changes in InfoSidebarPage (no more multiple label for infos & Q3Layout>QLayout) * Support infos for multiple files (only total size, what else ?) svn path=/trunk/KDE/kdebase/apps/; revision=636272 --- src/CMakeLists.txt | 3 +- src/dolphinapplication.cpp | 8 ++ src/dolphinapplication.h | 6 ++ src/dolphinmainwindow.cpp | 4 + src/infosidebarpage.cpp | 204 +++++++++++++++++++++++-------------- src/infosidebarpage.h | 26 ++++- src/metadataloader.cpp | 58 +++++++++++ src/metadataloader.h | 54 ++++++++++ 8 files changed, 282 insertions(+), 81 deletions(-) create mode 100644 src/metadataloader.cpp create mode 100644 src/metadataloader.h diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index d07886a1b..7c39fa1d9 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -33,6 +33,7 @@ set(dolphin_SRCS iconsviewsettingspage.cpp infosidebarpage.cpp main.cpp + metadataloader.cpp protocolcombo.cpp pixmapviewer.cpp renamedialog.cpp @@ -64,7 +65,7 @@ qt4_add_dbus_adaptor(dolphin_SRCS dolphinmainwindow.h DolphinMainWindow) kde4_add_executable(dolphin ${dolphin_SRCS}) -target_link_libraries(dolphin ${KDE4_KDECORE_LIBS} ${KDE4_KDEPRINT_LIBS} konq ) +target_link_libraries(dolphin ${KDE4_KDECORE_LIBS} ${KDE4_KDEPRINT_LIBS} konq kmetadata) install(TARGETS dolphin DESTINATION ${BIN_INSTALL_DIR}) diff --git a/src/dolphinapplication.cpp b/src/dolphinapplication.cpp index cad005630..b426ec1b8 100644 --- a/src/dolphinapplication.cpp +++ b/src/dolphinapplication.cpp @@ -20,6 +20,7 @@ #include "dolphinapplication.h" #include "dolphinmainwindow.h" +#include "metadataloader.h" #include #include @@ -55,6 +56,12 @@ DolphinMainWindow* DolphinApplication::createMainWindow() return mainWindow; } +MetadataLoader* DolphinApplication::metadataLoader() +{ + static MetadataLoader loader; + return &loader; +} + int DolphinApplication::openWindow(const QString& url) { DolphinMainWindow* win = createMainWindow(); @@ -62,6 +69,7 @@ int DolphinApplication::openWindow(const QString& url) win->activeView()->setUrl(KUrl(url)); } win->show(); + //TODO find how to raise a window (as if we've launched a new dolphin process) return win->getId(); } diff --git a/src/dolphinapplication.h b/src/dolphinapplication.h index fa6a1ceee..ad95f2392 100644 --- a/src/dolphinapplication.h +++ b/src/dolphinapplication.h @@ -25,6 +25,7 @@ #include class DolphinMainWindow; +class MetadataLoader; /** * @brief Holds the application data which can be accessed. @@ -51,6 +52,11 @@ public: DolphinMainWindow* createMainWindow(); void refreshMainWindows(); + /** + * Returns the metadata loader. + */ + MetadataLoader* metadataLoader(); + public slots: int openWindow(const QString& url); diff --git a/src/dolphinmainwindow.cpp b/src/dolphinmainwindow.cpp index 2cf524bbd..adc7d17ce 100644 --- a/src/dolphinmainwindow.cpp +++ b/src/dolphinmainwindow.cpp @@ -36,6 +36,7 @@ #include "dolphin_generalsettings.h" #include "viewpropertiesdialog.h" #include "viewproperties.h" +#include "metadataloader.h" #include "mainwindowadaptor.h" #include @@ -952,6 +953,9 @@ void DolphinMainWindow::init() // assure a proper default size if Dolphin runs the first time resize(640, 480); } + + if (!DolphinApplication::app()->metadataLoader()->storageUp()) + activeView()->statusBar()->setMessage(i18n("Failed to contact Nepomuk service, annotation and tagging are disabled."), DolphinStatusBar::Error); } void DolphinMainWindow::loadSettings() diff --git a/src/infosidebarpage.cpp b/src/infosidebarpage.cpp index 2336e1dd4..efc85cc71 100644 --- a/src/infosidebarpage.cpp +++ b/src/infosidebarpage.cpp @@ -36,6 +36,7 @@ #include #include #include +#include #include #include @@ -48,8 +49,10 @@ #include #include "dolphinmainwindow.h" +#include "dolphinapplication.h" #include "pixmapviewer.h" #include "dolphinsettings.h" +#include "metadataloader.h" InfoSidebarPage::InfoSidebarPage(DolphinMainWindow* mainWindow, QWidget* parent) : SidebarPage(mainWindow, parent), @@ -58,9 +61,8 @@ InfoSidebarPage::InfoSidebarPage(DolphinMainWindow* mainWindow, QWidget* parent) m_timer(0), m_preview(0), m_name(0), - m_currInfoLineIdx(0), - m_infoGrid(0), - m_actionBox(0) + m_infos(0), + m_metadata(DolphinApplication::app()->metadataLoader()) { const int spacing = KDialog::spacingHint(); @@ -68,7 +70,7 @@ InfoSidebarPage::InfoSidebarPage(DolphinMainWindow* mainWindow, QWidget* parent) connect(m_timer, SIGNAL(timeout()), this, SLOT(slotTimeout())); - Q3VBoxLayout* layout = new Q3VBoxLayout(this); + QVBoxLayout* layout = new QVBoxLayout; layout->setSpacing(spacing); // preview @@ -88,12 +90,27 @@ InfoSidebarPage::InfoSidebarPage(DolphinMainWindow* mainWindow, QWidget* parent) sep1->setFixedHeight(1); // general information - m_infoGrid = new Q3Grid(2, this); - m_infoGrid->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed); + m_infos = new QLabel(this); + m_infos->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed); + m_infos->setTextFormat(Qt::RichText); + + // annotation + if (m_metadata->storageUp()) { + m_annotationLabel = new QLabel(this); + m_annotationLabel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed); + m_annotationLabel->setTextFormat(Qt::RichText); + m_annotationLabel->setWordWrap(true); + m_annotationButton = new QPushButton("", this); + m_annotationButton->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed); + connect(m_annotationButton, SIGNAL(released()), this, SLOT(changeAnnotation())); + } QWidget* sep2 = new Q3HGroupBox(this); // TODO: check whether default widget exist for this? sep2->setFixedHeight(1); + QWidget* sep3 = new Q3HGroupBox(this); // TODO: check whether default widget exist for this? + sep3->setFixedHeight(1); + // actions m_actionBox = new KVBox(this); m_actionBox->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed); @@ -106,11 +123,16 @@ InfoSidebarPage::InfoSidebarPage(DolphinMainWindow* mainWindow, QWidget* parent) layout->addWidget(m_preview); layout->addWidget(m_name); layout->addWidget(sep1); - layout->addWidget(m_infoGrid); + layout->addWidget(m_infos); layout->addWidget(sep2); + if (m_metadata->storageUp()) { + layout->addWidget(m_annotationLabel); + layout->addWidget(m_annotationButton); + layout->addWidget(sep3); + } layout->addWidget(m_actionBox); layout->addWidget(dummy); - + setLayout(layout); connect(mainWindow, SIGNAL(selectionChanged()), this, SLOT(showItemInfo())); @@ -281,10 +303,6 @@ void InfoSidebarPage::cancelRequest() void InfoSidebarPage::createMetaInfo() { - // To prevent a flickering it's important to reuse available - // labels instead of deleting them and recreate them afterwards. - // The methods beginInfoLines(), addInfoLine() and endInfoLines() - // take care of this. beginInfoLines(); DolphinView* view = mainWindow()->activeView(); if (!view->hasSelection()) { @@ -294,56 +312,47 @@ void InfoSidebarPage::createMetaInfo() if (fileItem.isDir()) { addInfoLine(i18n("Type:"), i18n("Directory")); } - else { - addInfoLine(i18n("Type:"), fileItem.mimeComment()); - - QString sizeText(KIO::convertSize(fileItem.size())); - addInfoLine(i18n("Size:"), sizeText); - addInfoLine(i18n("Modified:"), fileItem.timeString()); - - const KFileMetaInfo& metaInfo = fileItem.metaInfo(); - if (metaInfo.isValid()) { - QStringList keys = metaInfo.supportedKeys(); - for (QStringList::Iterator it = keys.begin(); it != keys.end(); ++it) { - if (showMetaInfo(*it)) { - KFileMetaInfoItem metaInfoItem = metaInfo.item(*it); - addInfoLine(*it, metaInfoItem.string()); - } + showAnnotation(m_shownUrl); + } + else if (view->selectedItems().count() == 1) { + KFileItem* fileItem = view->selectedItems()[0]; + addInfoLine(i18n("Type:"), fileItem->mimeComment()); + + QString sizeText(KIO::convertSize(fileItem->size())); + addInfoLine(i18n("Size:"), sizeText); + addInfoLine(i18n("Modified:"), fileItem->timeString()); + + const KFileMetaInfo& metaInfo = fileItem->metaInfo(); + if (metaInfo.isValid()) { + QStringList keys = metaInfo.supportedKeys(); + for (QStringList::Iterator it = keys.begin(); it != keys.end(); ++it) { + if (showMetaInfo(*it)) { + KFileMetaInfoItem metaInfoItem = metaInfo.item(*it); + addInfoLine(*it, metaInfoItem.string()); } } } + showAnnotation(fileItem->url()); + } + else { + showAnnotations(view->selectedItems().urlList()); + unsigned long int totSize = 0; + foreach(KFileItem* item, view->selectedItems()) { + totSize += item->size(); //FIXME what to do with directories ? (same with the one-item-selected-code), item->size() does not return the size of the content : not very instinctive for users + } + addInfoLine(i18n("Total size:"), KIO::convertSize(totSize)); } endInfoLines(); } void InfoSidebarPage::beginInfoLines() { - m_currInfoLineIdx = 0; + m_infoLines = QString(""); } void InfoSidebarPage::endInfoLines() { - if (m_currInfoLineIdx <= 0) { - return; - } - - // remove labels which have not been used - if (m_currInfoLineIdx < static_cast(m_infoWidgets.count())) { - Q3PtrListIterator deleteIter(m_infoWidgets); - deleteIter += m_currInfoLineIdx; - - QWidget* widget = 0; - int removeCount = 0; - while ((widget = deleteIter.current()) != 0) { - widget->close(); - widget->deleteLater(); - ++deleteIter; - ++removeCount; - } - for (int i = 0; i < removeCount; ++i) { - m_infoWidgets.removeLast(); - } - } + m_infos->setText(m_infoLines); } bool InfoSidebarPage::showMetaInfo(const QString& key) const @@ -386,34 +395,9 @@ bool InfoSidebarPage::showMetaInfo(const QString& key) const void InfoSidebarPage::addInfoLine(const QString& labelText, const QString& infoText) { - QString labelStr(""); - labelStr.append(labelText); - labelStr.append(" "); - - const int count = m_infoWidgets.count(); - if (m_currInfoLineIdx < count - 1) { - // reuse available labels - m_infoWidgets.at(m_currInfoLineIdx++)->setText(labelStr); - m_infoWidgets.at(m_currInfoLineIdx++)->setText(infoText); - } - else { - // no labels are available anymore, hence create 2 new ones - QLabel* label = new QLabel(labelStr, m_infoGrid); - label->setTextFormat(Qt::RichText); - label->setAlignment(Qt::AlignRight | - Qt::AlignTop); - label->show(); - m_infoWidgets.append(label); - - QLabel* info = new QLabel(infoText, m_infoGrid); - info->setTextFormat(Qt::RichText); - info->setAlignment(Qt::AlignTop); - info->setWordWrap(true); - info->show(); - m_infoWidgets.append(info); - - m_currInfoLineIdx += 2; - } + if (!m_infoLines.isEmpty()) + m_infoLines += "
"; + m_infoLines += QString("%1 %2").arg(labelText).arg(infoText); } void InfoSidebarPage::insertActions() @@ -535,6 +519,72 @@ void InfoSidebarPage::insertActions() } } +void InfoSidebarPage::showAnnotation(const KUrl& file) +{ + if(m_metadata->storageUp()) { + QString text = m_metadata->getAnnotation(file); + if (!text.isEmpty()) { + m_annotationLabel->show(); + m_annotationLabel->setText(QString("%1 :
%2").arg(i18n("Annotation")).arg(text)); + m_annotationButton->setText(i18n("Change annotation")); + } else { + m_annotationLabel->hide(); + m_annotationButton->setText(i18n("Annotate file")); + } + } +} + +void InfoSidebarPage::showAnnotations(const KUrl::List& files) +{ + static unsigned int maxShownAnnot = 3; + if (m_metadata->storageUp()) { + bool hasAnnotation = false; + unsigned int annotateNum = 0; + QString firsts("%1 :
"); + firsts.arg(i18n("Annotations")); + foreach (KUrl file, files) { + QString annotation = m_metadata->getAnnotation(file); + if (!annotation.isEmpty()) { + hasAnnotation = true; + if(annotateNum < maxShownAnnot) { + firsts += m_annotationLabel->fontMetrics().elidedText(QString("%1 : %2
").arg(file.fileName()).arg(annotation), Qt::ElideRight, width()); + annotateNum++; + } + } + } + if (hasAnnotation) { + m_annotationLabel->show(); + m_annotationLabel->setText(firsts); + } else m_annotationLabel->hide(); + m_annotationButton->setText(hasAnnotation ? i18n("Change annotations") : i18n("Annotate files")); + } +} + +void InfoSidebarPage::changeAnnotation() +{ + bool ok = false; + KUrl::List files(mainWindow()->activeView()->selectedItems().urlList()); + QString name, old; + if (files.isEmpty()) { + files << m_shownUrl; + } + else if (files.count() == 1) { + name = files[0].url(); + old = m_metadata->getAnnotation(files[0]); + } + else { + name = QString("%1 files").arg(files.count()); + old = QString(); + } + QString text = QInputDialog::getText(this, "Annotate", QString("Set annotation for %1").arg(name), QLineEdit::Normal, old, &ok);//FIXME temporary, must move to a real dialog + if(ok) { + foreach(KUrl file, files) { + m_metadata->setAnnotation(file, text); + } + showAnnotation(files[0]); + } +} + ServiceButton::ServiceButton(const QIcon& icon, const QString& text, QWidget* parent, diff --git a/src/infosidebarpage.h b/src/infosidebarpage.h index ad1e71357..cebb7f4aa 100644 --- a/src/infosidebarpage.h +++ b/src/infosidebarpage.h @@ -48,6 +48,7 @@ class QLabel; class KVBox; class Q3Grid; class PixmapViewer; +class MetadataLoader; /** * @brief Prototype for a information sidebar. @@ -113,6 +114,12 @@ private slots: */ void startService(int index); + /** + * Opens a dialog to change the annotation of the currently selected + * file(s). + */ + void changeAnnotation(); + private: /** * Connects to signals from the currently active Dolphin view to get @@ -149,6 +156,16 @@ private: */ void insertActions(); + /** + * Show the annotation of a file in the sidebar. + */ + void showAnnotation(const KUrl& file); + + /** + * Show the annotations of multiple files in the sidebar. + */ + void showAnnotations(const KUrl::List& files); + bool m_multipleSelection; bool m_pendingPreview; QTimer* m_timer; @@ -158,13 +175,16 @@ private: PixmapViewer* m_preview; QLabel* m_name; - int m_currInfoLineIdx; - Q3Grid* m_infoGrid; - Q3PtrList m_infoWidgets; // TODO: use children() from QObject instead + QString m_infoLines; + QLabel* m_infos; KVBox* m_actionBox; Q3PtrList m_actionWidgets; // TODO: use children() from QObject instead Q3ValueVector m_actionsVector; + + QLabel* m_annotationLabel; + QPushButton* m_annotationButton;//Move to sthing sexy visually + MetadataLoader* m_metadata; }; // TODO #1: move to SidebarPage? diff --git a/src/metadataloader.cpp b/src/metadataloader.cpp new file mode 100644 index 000000000..f43220a69 --- /dev/null +++ b/src/metadataloader.cpp @@ -0,0 +1,58 @@ +/*************************************************************************** + * Copyright (C) 2006 by Oscar Blumberg * + * o.blumberg@robertlan.eu.org * + * * + * 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. * + * * + * This program 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 General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * + ***************************************************************************/ + +#include "metadataloader.h" + +#include +#include +#include + +MetadataLoader::MetadataLoader() +{ + if (Nepomuk::KMetaData::ResourceManager::instance()->init()) { + m_up = false; + Nepomuk::KMetaData::ResourceManager::instance()->setAutoSync(false); + } else { + m_up = true; + } +} + +MetadataLoader::~MetadataLoader() +{ +} + +bool MetadataLoader::storageUp() { + return m_up; +} + +QString MetadataLoader::getAnnotation(const KUrl& file) +{ + if(m_up) + return Nepomuk::KMetaData::File(file.url()).getAnnotation(); + else + return QString(); +} + +void MetadataLoader::setAnnotation(const KUrl& file, const QString& annotation) +{ + if(m_up) + Nepomuk::KMetaData::File(file.url()).setAnnotation(annotation); +} + diff --git a/src/metadataloader.h b/src/metadataloader.h new file mode 100644 index 000000000..98cf7187a --- /dev/null +++ b/src/metadataloader.h @@ -0,0 +1,54 @@ +/*************************************************************************** + * Copyright (C) 2006 by Oscar Blumberg * + * o.blumberg@robertlan.eu.org * + * * + * 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. * + * * + * This program 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 General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * + ***************************************************************************/ + +#ifndef METADATALOADER_H +#define METADATALOADER_H + +namespace Nempomuk { +namespace Backbone { + class Registry; +} +} +class KUrl; +class QString; + +/** + * @brief Load metadata for specific files. + * This class uses the KMetaData API to load metadata from the NEPOMUK storage. + * + * @author Oscar Blumberg + */ +class MetadataLoader +{ +friend class DolphinApplication; +public: + ~MetadataLoader(); + bool storageUp(); + + QString getAnnotation(const KUrl& file); + void setAnnotation(const KUrl& file, const QString& annotation); + +private: + MetadataLoader(); + bool m_up; +}; + + +#endif -- 2.47.3