lib

KoDetailsPane.cpp

00001 /* This file is part of the KDE project
00002    Copyright (C) 2005 Peter Simonsson <psn@linux.se>
00003 
00004    This library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Library General Public
00006    License as published by the Free Software Foundation; either
00007    version 2 of the License, or (at your option) any later version.
00008 
00009    This library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Library General Public License for more details.
00013 
00014    You should have received a copy of the GNU Library General Public License
00015    along with this library; see the file COPYING.LIB.  If not, write to
00016    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017  * Boston, MA 02110-1301, USA.
00018 */
00019 #include "KoDetailsPane.h"
00020 
00021 #include <qcheckbox.h>
00022 #include <qlabel.h>
00023 #include <qfile.h>
00024 #include <qimage.h>
00025 #include <qheader.h>
00026 #include <qrect.h>
00027 #include <qbrush.h>
00028 #include <qpainter.h>
00029 #include <qsimplerichtext.h>
00030 #include <qevent.h>
00031 #include <qsplitter.h>
00032 
00033 #include <kinstance.h>
00034 #include <klocale.h>
00035 #include <klistview.h>
00036 #include <kpushbutton.h>
00037 #include <kconfig.h>
00038 #include <kurl.h>
00039 #include <kfileitem.h>
00040 #include <kio/previewjob.h>
00041 #include <kdebug.h>
00042 #include <ktextbrowser.h>
00043 #include <kapplication.h>
00044 
00045 #include "KoTemplates.h"
00046 
00047 class KoFileListItem : public KListViewItem
00048 {
00049   public:
00050     KoFileListItem(KListView* listView, QListViewItem* after, const QString& filename,
00051                    const QString& fullPath, KFileItem* fileItem)
00052       : KListViewItem(listView, after, filename, fullPath), m_fileItem(fileItem)
00053     {
00054     }
00055 
00056     ~KoFileListItem()
00057     {
00058       delete m_fileItem;
00059     }
00060 
00061     KFileItem* fileItem() const
00062     {
00063       return m_fileItem;
00064     }
00065 
00066   private:
00067     KFileItem* m_fileItem;
00068 };
00069 
00070 class KoTemplatesPanePrivate
00071 {
00072   public:
00073     KoTemplatesPanePrivate()
00074       : m_instance(0), m_selected(false)
00075     {
00076     }
00077 
00078     KInstance* m_instance;
00079     bool m_selected;
00080     QString m_alwaysUseTemplate;
00081 };
00082 
00083 
00084 KoTemplatesPane::KoTemplatesPane(QWidget* parent, KInstance* instance,
00085                                  KoTemplateGroup *group, KoTemplate* /*defaultTemplate*/)
00086   : KoDetailsPaneBase(parent, "TemplatesPane")
00087 {
00088   d = new KoTemplatesPanePrivate;
00089   d->m_instance = instance;
00090   m_previewLabel->installEventFilter(this);
00091   m_documentList->installEventFilter(this);
00092   setFocusProxy(m_documentList);
00093 #if KDE_IS_VERSION(3,4,0)
00094   m_documentList->setShadeSortColumn(false);
00095 #endif
00096 
00097   KGuiItem openGItem(i18n("Use This Template"));
00098   m_openButton->setGuiItem(openGItem);
00099   m_documentList->header()->hide();
00100   KConfigGroup cfgGrp(d->m_instance->config(), "TemplateChooserDialog");
00101   QString fullTemplateName = cfgGrp.readPathEntry("FullTemplateName");
00102   d->m_alwaysUseTemplate = cfgGrp.readPathEntry("AlwaysUseTemplate");
00103   connect(m_alwaysUseCheckBox, SIGNAL(clicked()), this, SLOT(alwaysUseClicked()));
00104   changePalette();
00105 
00106   if(kapp) {
00107     connect(kapp, SIGNAL(kdisplayPaletteChanged()), this, SLOT(changePalette()));
00108   }
00109 
00110   KListViewItem* selectItem = 0;
00111 
00112   for (KoTemplate* t = group->first(); t != 0L; t = group->next()) {
00113     KListViewItem* item = new KListViewItem(m_documentList, t->name(), t->description(), t->file());
00114     QImage icon = t->loadPicture(instance).convertToImage();
00115     icon = icon.smoothScale(64, 64, QImage::ScaleMin);
00116     icon.setAlphaBuffer(true);
00117     icon = icon.copy((icon.width() - 64) / 2, (icon.height() - 64) / 2, 64, 64);
00118     item->setPixmap(0, QPixmap(icon));
00119     item->setPixmap(2, t->loadPicture(instance));
00120 
00121     if(d->m_alwaysUseTemplate == t->file()) {
00122       selectItem = item;
00123     } else if(!selectItem && (t->file() == fullTemplateName)) {
00124       selectItem = item;
00125     }
00126   }
00127 
00128   connect(m_documentList, SIGNAL(selectionChanged(QListViewItem*)),
00129           this, SLOT(selectionChanged(QListViewItem*)));
00130   connect(m_documentList, SIGNAL(doubleClicked(QListViewItem*, const QPoint&, int)),
00131           this, SLOT(openTemplate(QListViewItem*)));
00132   connect(m_documentList, SIGNAL(returnPressed(QListViewItem*)),
00133           this, SLOT(openTemplate(QListViewItem*)));
00134   connect(m_openButton, SIGNAL(clicked()), this, SLOT(openTemplate()));
00135 
00136   if(selectItem) {
00137     m_documentList->setSelected(selectItem, true);
00138     d->m_selected = true;
00139   } else {
00140     m_documentList->setSelected(m_documentList->firstChild(), true);
00141   }
00142 }
00143 
00144 KoTemplatesPane::~KoTemplatesPane()
00145 {
00146   delete d;
00147 }
00148 
00149 void KoTemplatesPane::selectionChanged(QListViewItem* item)
00150 {
00151   if(item) {
00152     m_openButton->setEnabled(true);
00153     m_alwaysUseCheckBox->setEnabled(true);
00154     m_titleLabel->setText(item->text(0));
00155     m_previewLabel->setPixmap(*(item->pixmap(2)));
00156     m_detailsLabel->setText(item->text(1));
00157     m_alwaysUseCheckBox->setChecked(item->text(2) == d->m_alwaysUseTemplate);
00158   } else {
00159     m_openButton->setEnabled(false);
00160     m_alwaysUseCheckBox->setEnabled(false);
00161     m_alwaysUseCheckBox->setChecked(false);
00162     m_titleLabel->setText(QString::null);
00163     m_previewLabel->setPixmap(QPixmap());
00164   }
00165 }
00166 
00167 void KoTemplatesPane::openTemplate()
00168 {
00169   QListViewItem* item = m_documentList->selectedItem();
00170   openTemplate(item);
00171 }
00172 
00173 void KoTemplatesPane::openTemplate(QListViewItem* item)
00174 {
00175   if(item) {
00176     KConfigGroup cfgGrp(d->m_instance->config(), "TemplateChooserDialog");
00177     cfgGrp.writePathEntry("FullTemplateName", item->text(2));
00178     cfgGrp.writeEntry("LastReturnType", "Template");
00179     cfgGrp.writeEntry("AlwaysUseTemplate", d->m_alwaysUseTemplate);
00180     emit openTemplate(item->text(2));
00181   }
00182 }
00183 
00184 void KoTemplatesPane::changePalette()
00185 {
00186   QPalette p = kapp ? kapp->palette() : palette();
00187   p.setBrush(QColorGroup::Base, p.brush(QPalette::Normal, QColorGroup::Background));
00188   p.setColor(QColorGroup::Text, p.color(QPalette::Normal, QColorGroup::Foreground));
00189   m_detailsLabel->setPalette(p);
00190 }
00191 
00192 bool KoTemplatesPane::isSelected()
00193 {
00194   return d->m_selected;
00195 }
00196 
00197 void KoTemplatesPane::alwaysUseClicked()
00198 {
00199   QListViewItem* item = m_documentList->selectedItem();
00200 
00201   if(!m_alwaysUseCheckBox->isChecked()) {
00202     KConfigGroup cfgGrp(d->m_instance->config(), "TemplateChooserDialog");
00203     cfgGrp.writeEntry("AlwaysUseTemplate", QString::null);
00204     d->m_alwaysUseTemplate = QString::null;
00205   } else {
00206     d->m_alwaysUseTemplate = item->text(2);
00207   }
00208 
00209   emit alwaysUseChanged(this, d->m_alwaysUseTemplate);
00210 }
00211 
00212 void KoTemplatesPane::changeAlwaysUseTemplate(KoTemplatesPane* sender, const QString& alwaysUse)
00213 {
00214   if(this == sender)
00215     return;
00216 
00217   QListViewItem* item = m_documentList->selectedItem();
00218 
00219   // If the old always use template is selected uncheck the checkbox
00220   if(item && (item->text(2) == d->m_alwaysUseTemplate)) {
00221     m_alwaysUseCheckBox->setChecked(false);
00222   }
00223 
00224   d->m_alwaysUseTemplate = alwaysUse;
00225 }
00226 
00227 bool KoTemplatesPane::eventFilter(QObject* watched, QEvent* e)
00228 {
00229   if(watched == m_previewLabel) {
00230     if(e->type() == QEvent::MouseButtonDblClick) {
00231       openTemplate();
00232     }
00233   }
00234 
00235   if(watched == m_documentList) {
00236     if((e->type() == QEvent::Resize) && isShown()) {
00237       emit splitterResized(this, m_splitter->sizes());
00238     }
00239   }
00240 
00241   return false;
00242 }
00243 
00244 void KoTemplatesPane::resizeSplitter(KoDetailsPaneBase* sender, const QValueList<int>& sizes)
00245 {
00246   if(sender == this)
00247     return;
00248 
00249   m_splitter->setSizes(sizes);
00250 }
00251 
00252 
00253 class KoRecentDocumentsPanePrivate
00254 {
00255   public:
00256     KoRecentDocumentsPanePrivate()
00257       : m_previewJob(0), m_instance(0)
00258     {
00259     }
00260 
00261     ~KoRecentDocumentsPanePrivate()
00262     {
00263       if(m_previewJob)
00264         m_previewJob->kill();
00265     }
00266 
00267     KIO::PreviewJob* m_previewJob;
00268     KInstance* m_instance;
00269 };
00270 
00271 KoRecentDocumentsPane::KoRecentDocumentsPane(QWidget* parent, KInstance* instance)
00272   : KoDetailsPaneBase(parent, "RecentDocsPane")
00273 {
00274   d = new KoRecentDocumentsPanePrivate;
00275   d->m_instance = instance;
00276   m_previewLabel->installEventFilter(this);
00277   m_documentList->installEventFilter(this);
00278   setFocusProxy(m_documentList);
00279   KGuiItem openGItem(i18n("Open This Document"), "fileopen");
00280   m_openButton->setGuiItem(openGItem);
00281   m_alwaysUseCheckBox->hide();
00282   m_documentList->header()->hide();
00283   m_documentList->setSorting(-1); // Disable sorting
00284   changePalette();
00285 
00286   if(kapp) {
00287     connect(kapp, SIGNAL(kdisplayPaletteChanged()), this, SLOT(changePalette()));
00288   }
00289 
00290   QString oldGroup = instance->config()->group();
00291   instance->config()->setGroup("RecentFiles");
00292 
00293   int i = 0;
00294   QString value;
00295   KFileItemList fileList;
00296   fileList.setAutoDelete(false);
00297 
00298   do {
00299     QString key = QString("File%1").arg(i);
00300     value = instance->config()->readPathEntry(key);
00301 
00302     if(!value.isEmpty()) {
00303       QString path = value;
00304       QString name;
00305 
00306       // Support for kdelibs-3.5's new RecentFiles format: name[url]
00307       if(path.endsWith("]")) {
00308         int pos = path.find("[");
00309         name = path.mid(0, pos - 1);
00310         path = path.mid(pos + 1, path.length() - pos - 2);
00311       }
00312 
00313       KURL url(path);
00314 
00315       if(name.isEmpty())
00316         name = url.filename();
00317 
00318       if(!url.isLocalFile() || QFile::exists(url.path())) {
00319         KFileItem* fileItem = new KFileItem(KFileItem::Unknown, KFileItem::Unknown, url);
00320         fileList.append(fileItem);
00321         KoFileListItem* item = new KoFileListItem(m_documentList,
00322             m_documentList->lastItem(), name, url.url(), fileItem);
00323         //center all icons in 64x64 area
00324         QImage icon = fileItem->pixmap(64).convertToImage();
00325         icon.setAlphaBuffer(true);
00326         icon = icon.copy((icon.width() - 64) / 2, (icon.height() - 64) / 2, 64, 64);
00327         item->setPixmap(0, QPixmap(icon));
00328         item->setPixmap(2, fileItem->pixmap(128));
00329       }
00330     }
00331 
00332     i++;
00333   } while ( !value.isEmpty() || i<=10 );
00334 
00335   instance->config()->setGroup( oldGroup );
00336 
00337   connect(m_documentList, SIGNAL(selectionChanged(QListViewItem*)),
00338           this, SLOT(selectionChanged(QListViewItem*)));
00339   connect(m_documentList, SIGNAL(clicked(QListViewItem*)),
00340           this, SLOT(selectionChanged(QListViewItem*)));
00341   connect(m_documentList, SIGNAL(doubleClicked(QListViewItem*, const QPoint&, int)),
00342           this, SLOT(openFile(QListViewItem*)));
00343   connect(m_documentList, SIGNAL(returnPressed(QListViewItem*)),
00344           this, SLOT(openFile(QListViewItem*)));
00345   connect(m_openButton, SIGNAL(clicked()), this, SLOT(openFile()));
00346 
00347   m_documentList->setSelected(m_documentList->firstChild(), true);
00348 
00349   d->m_previewJob = KIO::filePreview(fileList, 200, 200);
00350 
00351   connect(d->m_previewJob, SIGNAL(result(KIO::Job*)), this, SLOT(previewResult(KIO::Job*)));
00352   connect(d->m_previewJob, SIGNAL(gotPreview(const KFileItem*, const QPixmap&)),
00353           this, SLOT(updatePreview(const KFileItem*, const QPixmap&)));
00354 }
00355 
00356 KoRecentDocumentsPane::~KoRecentDocumentsPane()
00357 {
00358   delete d;
00359 }
00360 
00361 void KoRecentDocumentsPane::selectionChanged(QListViewItem* item)
00362 {
00363   if(item) {
00364     m_openButton->setEnabled(true);
00365     m_titleLabel->setText(item->text(0));
00366     m_previewLabel->setPixmap(*(item->pixmap(2)));
00367 
00368     if(static_cast<KoFileListItem*>(item)->fileItem()) {
00369       KFileItem* fileItem = static_cast<KoFileListItem*>(item)->fileItem();
00370       QString details = "<center><table border=\"0\">";
00371       details += i18n("File modification date and time. %1 is date time", "<tr><td><b>Modified:</b></td><td>%1</td></tr>")
00372           .arg(fileItem->timeString(KIO::UDS_MODIFICATION_TIME));
00373       details += i18n("File access date and time. %1 is date time", "<tr><td><b>Accessed:</b></td><td>%1</td></tr>")
00374           .arg(fileItem->timeString(KIO::UDS_ACCESS_TIME));
00375       details += "</table></center>";
00376       m_detailsLabel->setText(details);
00377     } else {
00378       m_detailsLabel->setText(QString::null);
00379     }
00380   } else {
00381     m_openButton->setEnabled(false);
00382     m_titleLabel->setText(QString::null);
00383     m_previewLabel->setPixmap(QPixmap());
00384     m_detailsLabel->setText(QString::null);
00385   }
00386 }
00387 
00388 void KoRecentDocumentsPane::openFile()
00389 {
00390   QListViewItem* item = m_documentList->selectedItem();
00391   openFile(item);
00392 }
00393 
00394 void KoRecentDocumentsPane::openFile(QListViewItem* item)
00395 {
00396   KConfigGroup cfgGrp(d->m_instance->config(), "TemplateChooserDialog");
00397   cfgGrp.writeEntry("LastReturnType", "File");
00398 
00399   if(item)
00400     emit openFile(item->text(1));
00401 }
00402 
00403 void KoRecentDocumentsPane::previewResult(KIO::Job* job)
00404 {
00405   if(d->m_previewJob == job)
00406     d->m_previewJob = 0;
00407 }
00408 
00409 void KoRecentDocumentsPane::updatePreview(const KFileItem* fileItem, const QPixmap& preview)
00410 {
00411   if(preview.isNull()) {
00412     return;
00413   }
00414 
00415   QListViewItemIterator it(m_documentList);
00416 
00417   while(it.current()) {
00418     if(it.current()->text(1) == fileItem->url().url()) {
00419       it.current()->setPixmap(2, preview);
00420       QImage icon = preview.convertToImage();
00421       icon = icon.smoothScale(64, 64, QImage::ScaleMin);
00422       icon.setAlphaBuffer(true);
00423       icon = icon.copy((icon.width() - 64) / 2, (icon.height() - 64) / 2, 64, 64);
00424       it.current()->setPixmap(0, QPixmap(icon));
00425 
00426       if(it.current()->isSelected()) {
00427         m_previewLabel->setPixmap(preview);
00428       }
00429 
00430       break;
00431     }
00432 
00433     it++;
00434   }
00435 }
00436 
00437 void KoRecentDocumentsPane::changePalette()
00438 {
00439   QPalette p = kapp ? kapp->palette() : palette();
00440   p.setBrush(QColorGroup::Base, p.brush(QPalette::Normal, QColorGroup::Background));
00441   p.setColor(QColorGroup::Text, p.color(QPalette::Normal, QColorGroup::Foreground));
00442   m_detailsLabel->setPalette(p);
00443 }
00444 
00445 bool KoRecentDocumentsPane::eventFilter(QObject* watched, QEvent* e)
00446 {
00447   if(watched == m_previewLabel) {
00448     if(e->type() == QEvent::MouseButtonDblClick) {
00449       openFile();
00450     }
00451   }
00452 
00453   if(watched == m_documentList) {
00454     if((e->type() == QEvent::Resize) && isShown()) {
00455       emit splitterResized(this, m_splitter->sizes());
00456     }
00457   }
00458 
00459   return false;
00460 }
00461 
00462 void KoRecentDocumentsPane::resizeSplitter(KoDetailsPaneBase* sender, const QValueList<int>& sizes)
00463 {
00464   if(sender == this)
00465     return;
00466 
00467   m_splitter->setSizes(sizes);
00468 }
00469 
00470 #include "KoDetailsPane.moc"
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