Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeaddons@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 592 insertions, 0 deletions

diff --git a/konq-plugins/sidebar/metabar/src/metabarwidget.cpp b/konq-plugins/sidebar/metabar/src/metabarwidget.cpp
new file mode 100644
index 0000000..f794353
--- /dev/null
+++ b/konq-plugins/sidebar/metabar/src/metabarwidget.cpp
@@ -0,0 +1,592 @@
+/***************************************************************************
+ *   Copyright (C) 2005 by Florian Roth   *
+ *   florian@synatic.net   *
+ *                                                                         *
+ *   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.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+
+#include "metabarwidget.h"
+#include "configdialog.h"
+
+#include "defaultplugin.h"
+#include "settingsplugin.h"
+#include "remoteplugin.h"
+#include "httpplugin.h"
+
+#include <qwidget.h>
+#include <qlayout.h>
+#include <qdir.h>
+#include <qfile.h>
+#include <qtextstream.h>
+#include <qvaluelist.h>
+#include <qurl.h>
+#include <qbuffer.h>
+
+#include <khtmlview.h>
+#include <kapplication.h>
+#include <kstandarddirs.h>
+#include <kurl.h>
+#include <kdebug.h>
+#include <kglobal.h>
+#include <kiconloader.h>
+#include <kicontheme.h>
+#include <ktrader.h>
+#include <klocale.h>
+#include <krun.h>
+#include <kdesktopfile.h>
+#include <kpropertiesdialog.h>
+#include <kaction.h>
+#include <kactioncollection.h>
+#include <kshortcut.h>
+#include <kmimetype.h>
+#include <kcmoduleinfo.h>
+#include <kmdcodec.h>
+
+#include <kparts/browserextension.h>
+
+#include <dom2_events.h>
+#include <dom2_views.h>
+#include <dom_doc.h>
+#include <dom_element.h>
+#include <dom_string.h>
+#include <html_element.h>
+#include <html_misc.h>
+#include <html_image.h>
+#include <css_value.h>
+
+#include <dcopref.h>
+#include <dcopclient.h>
+
+#define EVENT_TYPE DOM::DOMString("click")
+#define ACTIVATION 1
+
+MetabarWidget::MetabarWidget(QWidget *parent, const char *name) : QWidget(parent, name)
+{
+  skip = false;
+  loadComplete = false;
+
+  currentItems = new KFileItemList;
+  currentItems->setAutoDelete(true);
+  
+  config = new KConfig("metabarrc");
+  
+  dir_watch = new KDirWatch();
+  connect(dir_watch, SIGNAL(dirty(const QString&)), this, SLOT(slotUpdateCurrentInfo(const QString&)));
+  connect(dir_watch, SIGNAL(created(const QString&)), this, SLOT(slotUpdateCurrentInfo(const QString&)));
+  connect(dir_watch, SIGNAL(deleted(const QString&)), this, SLOT(slotDeleteCurrentInfo(const QString&)));
+
+  html = new KHTMLPart(this, "metabarhtmlpart");
+  html->setJScriptEnabled(true);
+  html->setPluginsEnabled(true);
+  html->setCaretVisible(false);
+  html->setDNDEnabled(false);
+  html->setJavaEnabled(false);
+  html->view()->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+  html->view()->hide();
+  
+  connect(html->browserExtension(), SIGNAL(openURLRequest( const KURL &, const KParts::URLArgs & )), this, SLOT(handleURLRequest(const KURL &, const KParts::URLArgs &)));
+  connect(html, SIGNAL(completed()), this, SLOT(loadCompleted()));
+  connect(html, SIGNAL(popupMenu(const QString &, const QPoint &)), this, SLOT(slotShowPopup(const QString&, const QPoint &)));
+  
+  functions = new MetabarFunctions(html, this);
+  
+  currentPlugin = 0;
+  defaultPlugin = new DefaultPlugin(html, functions);  
+  HTTPPlugin *httpPlugin = new HTTPPlugin(html, functions);
+  
+  //plugins.setAutoDelete(true);
+  plugins.insert("settings", new SettingsPlugin(html, functions));
+  plugins.insert("remote", new RemotePlugin(html, functions));
+  //plugins.insert("trash", new TrashPlugin(html, functions));
+  plugins.insert("http", httpPlugin);
+  plugins.insert("https", httpPlugin);
+  
+  QVBoxLayout *layout = new QVBoxLayout(this);
+  layout->addWidget(html->view());
+  
+  popup = new KPopupMenu(0);
+  KAction *configAction = new KAction(i18n("Configure %1...").arg("Metabar"), "configure", KShortcut(), this, SLOT(slotShowConfig()), html->actionCollection(), "configure");
+  configAction->plug(popup);
+  
+  KAction *reloadAction = new KAction(i18n("Reload Theme"), "reload", KShortcut(), this, SLOT(setTheme()), html->actionCollection(), "reload");
+  reloadAction->plug(popup);
+
+  setTheme();
+}
+
+MetabarWidget::~MetabarWidget()
+{
+  config->sync();
+  delete config;
+
+  delete dir_watch;
+  delete currentItems;
+}
+
+void MetabarWidget::setFileItems(const KFileItemList &items, bool check)
+{
+  if(!loadComplete){
+    return;
+  }
+
+  if(skip){
+    skip = false;
+    return;
+  }
+
+  if(check){
+    int count = items.count();
+    
+    KURL url(getCurrentURL());
+    
+    KFileItem *newItem = items.getFirst();
+    KFileItem *oldItem = currentItems->getFirst();
+  
+    if(count == 0){
+      if(oldItem){
+        if(oldItem->url() == url){
+          return;
+        }
+      }
+      
+      currentItems->clear();
+      currentItems->append(new KFileItem(S_IFDIR, KFileItem::Unknown, url, true));
+    }
+    
+    else if(count == 1){
+      if(newItem){
+        if(newItem->url().isEmpty()){
+          return;
+        }
+        
+        if(currentItems->count() == items.count() && oldItem){
+          if(newItem->url() == oldItem->url()){
+            return;
+          }
+        }
+      }
+          
+      currentItems = new KFileItemList(items);
+    }
+    
+    else{
+      if(currentItems && *currentItems == items){
+        return;
+      }
+      currentItems = new KFileItemList(items);
+    }
+  }
+  else{
+    currentItems = new KFileItemList(items);
+  }
+  
+  if(currentPlugin){
+    currentPlugin->deactivate();
+  }
+  
+  QString protocol = currentItems->getFirst()->url().protocol();
+  currentPlugin = plugins[protocol];
+  
+  if(!currentPlugin){
+    currentPlugin = defaultPlugin;
+  }
+  
+  ProtocolPlugin::activePlugin = currentPlugin;
+  currentPlugin->setFileItems(*currentItems);
+}
+
+QString MetabarWidget::getCurrentURL()
+{
+  DCOPRef ref(kapp->dcopClient()->appId(), this->topLevelWidget()->name());
+  DCOPReply reply = ref.call("currentURL()");
+    
+  if (reply.isValid()) {
+    QString url;
+    reply.get(url, "QString");
+      
+    if(!url.isNull() && !url.isEmpty()){
+      return url;
+    }
+  }
+  return 0;
+}
+
+void MetabarWidget::openURL(const QString &url)
+{
+  DCOPRef ref(kapp->dcopClient()->appId(), this->topLevelWidget()->name());
+  DCOPReply reply = ref.call("openURL", url);
+}
+
+void MetabarWidget::openTab(const QString &url)
+{
+  DCOPRef ref(kapp->dcopClient()->appId(), this->topLevelWidget()->name());
+  DCOPReply reply = ref.call("newTab", url);
+}
+
+void MetabarWidget::callAction(const QString &action)
+{
+  DCOPRef ref(kapp->dcopClient()->appId(), QString(this->topLevelWidget()->name()).append("/action/").append(action).utf8());
+  if(ref.call("enabled()")){
+    ref.call("activate()");
+  }
+}
+
+void MetabarWidget::loadLinks()
+{
+  config->setGroup("General");
+  QStringList links = config->readListEntry("Links");
+  
+  if(links.count() == 0){
+    functions->hide("links");
+  }
+  else{
+    functions->show("links");
+  
+    DOM::HTMLDocument doc = html->htmlDocument();
+    DOM::HTMLElement node = doc.getElementById("links");
+    
+    if(!node.isNull()){
+      DOM::DOMString innerHTML;
+    
+      for(QStringList::Iterator it = links.begin(); it != links.end(); ++it){
+        config->setGroup("Link_" + (*it));     
+        addEntry(innerHTML, config->readEntry("Name"), config->readEntry("URL"), config->readEntry("Icon", "folder"));
+      }
+  
+      node.setInnerHTML(innerHTML);
+    }
+    
+    functions->adjustSize("links");
+  }
+}
+
+void MetabarWidget::loadCompleted()
+{
+  DOM::HTMLDocument doc = html->htmlDocument();
+
+  DOM::NodeList i18n_a_list = doc.getElementsByTagName("a");
+  for(uint i = 0; i < i18n_a_list.length(); i++){
+    DOM::HTMLElement node = static_cast<DOM::HTMLElement>(i18n_a_list.item(i));
+    if(!node.isNull()){
+      if(node.hasAttribute("i18n")){
+        QString text = node.innerText().string();
+        node.setInnerText(DOM::DOMString(i18n(text.utf8().data())));
+      }
+      
+      if(node.hasAttribute("image")){
+        QString icon = node.getAttribute("image").string();
+        QString url = getIconPath(icon);
+        QString style = QString("background-image: url(%1);").arg(url);
+        
+        node.setAttribute("style", style);
+      }
+    }
+  }
+  
+  DOM::NodeList i18n_ul_list = doc.getElementsByTagName("ul");
+  for(uint i = 0; i < i18n_ul_list.length(); i++){
+    DOM::HTMLElement node = static_cast<DOM::HTMLElement>(i18n_ul_list.item(i));
+    if(!node.isNull()){
+      if(node.hasAttribute("i18n")){
+        QString text = node.innerText().string();
+        node.setInnerText(DOM::DOMString(i18n(text.utf8().data())));
+      }
+    }
+  }
+
+  config->setGroup("General");
+  QString file = locate("data", QString("metabar/themes/%1/default.css").arg(config->readEntry("Theme", "default")));
+  if(file.isNull()){
+    file = locate("data", QString("metabar/themes/default/default.css"));
+  }
+  
+  QFile cssfile(file);
+  if(cssfile.open(IO_ReadOnly)){  
+    QTextStream stream( &cssfile );
+    QString tmp = stream.read();
+    cssfile.close();
+    
+    tmp.replace("./", KURL::fromPathOrURL(file).directory(false));    
+    html->setUserStyleSheet(tmp);
+  }
+  
+  loadComplete = true;
+  html->view()->setFrameShape(config->readBoolEntry("ShowFrame", true) ? QFrame::StyledPanel : QFrame::NoFrame);
+  html->view()->show();
+  
+  if(currentItems && !currentItems->isEmpty()){
+    setFileItems(*currentItems, false);
+  }
+  else{
+    QString url = getCurrentURL();
+    KFileItem *item = new KFileItem(KFileItem::Unknown, KFileItem::Unknown, KURL(url), true);
+    KFileItemList list;
+    list.append(item);
+    setFileItems(list, false);
+  }
+  
+  loadLinks();
+}
+
+void MetabarWidget::handleURLRequest(const KURL &url, const KParts::URLArgs &args)
+{  
+  if(!currentPlugin){
+    return;
+  }
+
+  QString protocol = url.protocol();
+  
+  if(currentPlugin->handleRequest(url)){
+    return;
+  }
+  
+  if(protocol == "desktop"){
+    QString path = url.path();
+    
+    if(KDesktopFile::isDesktopFile(path)){
+      KRun::run(new KDesktopFile(path, true), KURL::List());
+    }
+  }
+  
+  else if(protocol == "kcmshell"){
+    QString module = url.path().remove('/');
+    
+    KRun::runCommand("kcmshell " + module);
+  }
+  
+  else if(protocol == "action"){
+    QString action = url.url().right(url.url().length() - 9);    
+    if(action.startsWith("metabar/")){
+      QString newact = action.right(action.length() - 8);
+      
+      if(newact == "share"){
+        slotShowSharingDialog();
+      }
+    }
+    else{
+      callAction(action);
+    }
+  }
+  
+  else if(protocol == "preview"){
+    if(currentItems && !currentItems->isEmpty()){
+      KFileItem *item = currentItems->getFirst();
+      
+      DOM::HTMLDocument doc = html->htmlDocument();
+      DOM::HTMLElement node = static_cast<DOM::HTMLElement>(doc.getElementById("preview"));
+      DOM::HTMLImageElement image = static_cast<DOM::HTMLImageElement>(doc.getElementById("previewimage"));
+      
+      if(!node.isNull()){
+        skip = true; //needed to prevent some weired reload
+      
+        DOM::DOMString innerHTML;
+        innerHTML += QString("<ul style=\"width: %1px; height: %1px\">").arg(image.width(), image.height());
+        innerHTML += "<object class=\"preview\" type=\"";
+        innerHTML += item->mimetype();
+        innerHTML += "\" data=\"";
+        innerHTML += item->url().url();
+        innerHTML += "\" width=\"";
+        innerHTML += QString().setNum(image.width());
+        innerHTML += "\" height=\"";
+        innerHTML += QString().setNum(image.height());
+        innerHTML += "\" /></ul>";
+        node.setInnerHTML(innerHTML);
+      }
+    }
+  }
+  
+  else if(protocol == "more"){
+    QString name = url.host();
+    
+    DOM::HTMLDocument doc = html->htmlDocument();
+    DOM::NodeList list = doc.getElementsByName(name);
+    DOM::HTMLElement element = static_cast<DOM::HTMLElement>(doc.getElementById(name));
+    bool showMore = true;
+    
+    for(uint i = 0; i < list.length(); i++){
+      DOM::HTMLElement node = static_cast<DOM::HTMLElement>(list.item(i));
+      if(!node.isNull()){   
+        DOM::HTMLElement parent = static_cast<DOM::HTMLElement>(node.parentNode());
+        DOM::CSSStyleDeclaration style = parent.style();
+        DOM::DOMString display = style.getPropertyValue("display");
+        DOM::DOMString newDisplay = display == "none" ? "block" : "none";
+        
+        style.setProperty("display", newDisplay, "important");
+        
+        showMore = display == "block";
+      }
+    }
+    
+    if(element.id().string().startsWith("hidden")){
+      QString style = QString("background-image: url(%1);").arg(getIconPath(showMore ? "1downarrow" : "1uparrow"));
+      element.setInnerText( showMore ? i18n("More") : i18n("Less") );
+      element.setAttribute("style", style);
+    }
+    
+    DOM::HTMLElement parent = static_cast<DOM::HTMLElement>(element.parentNode().parentNode());
+    functions->adjustSize(parent.id());
+  }
+  
+  else if(protocol == "function"){
+    functions->handleRequest(url);
+  }
+
+  else if(protocol == "configure"){
+    slotShowConfig();
+  }
+  
+  else if(protocol == "openwith"){
+    if(currentItems && !currentItems->isEmpty()){
+      KFileItem *item = currentItems->getFirst();
+      
+      KRun::displayOpenWithDialog(KURL::List(item->url()), false);
+    }
+  }
+  
+  else{
+    if(args.newTab()){
+      openTab(url.url());
+    }
+    else{
+      openURL(url.url());
+    }
+  }
+}
+
+QString MetabarWidget::getIconPath(const QString &name)
+{
+  QPixmap icon = SmallIcon(name);
+  
+  QByteArray data;
+  QBuffer buffer(data);
+  buffer.open(IO_WriteOnly);
+  icon.save(&buffer, "PNG");
+  
+  return QString::fromLatin1("data:image/png;base64,%1").arg(KCodecs::base64Encode(data));  
+}
+
+void MetabarWidget::slotShowSharingDialog()
+{
+  if(currentItems && currentItems->count() == 1){
+    KPropertiesDialog *dialog = new KPropertiesDialog(currentItems->first(), 0, 0, true);
+    dialog->showFileSharingPage();
+  }
+}
+
+void MetabarWidget::slotShowConfig()
+{
+  ConfigDialog *config_dialog = new ConfigDialog(this);
+  if(config_dialog->exec() == QDialog::Accepted){
+    config->reparseConfiguration();
+    
+    setFileItems(*currentItems, false);
+    loadLinks();
+    
+    setTheme();
+    
+    html->view()->setFrameShape(config->readBoolEntry("ShowFrame", true) ? QFrame::StyledPanel : QFrame::NoFrame);
+  }
+  
+  delete config_dialog;
+}
+
+void MetabarWidget::slotShowPopup(const QString &url, const QPoint &point)
+{
+  popup->exec(point);
+}
+
+void MetabarWidget::slotUpdateCurrentInfo(const QString &path)
+{
+  if(currentItems){
+    KFileItem *item = new KFileItem(KFileItem::Unknown, KFileItem::Unknown, KURL(path), true);
+    
+    if(currentItems->count() == 1){
+      currentItems->clear();
+      currentItems->append(item);
+    }
+    
+    setFileItems(*currentItems, false);
+  }
+}
+
+void MetabarWidget::slotDeleteCurrentInfo(const QString&)
+{
+  if(currentItems && currentItems->count() == 1){
+    QString url = getCurrentURL();
+    KURL currentURL;
+     
+    if(currentItems){
+      currentURL = currentItems->getFirst()->url();
+    }
+    
+    if(!currentURL.isEmpty() && KURL(url) != currentURL){
+      if(dir_watch->contains(currentURL.path())){
+        dir_watch->removeDir(currentURL.path());
+      }
+      dir_watch->addDir(url);
+          
+      KFileItem *item = new KFileItem(KFileItem::Unknown, KFileItem::Unknown, url, true);
+      
+      currentItems->clear();
+      currentItems->append(item);
+        
+      setFileItems(*currentItems, false);
+    }
+  }
+}
+
+void MetabarWidget::addEntry(DOM::DOMString &html, const QString name, const QString url, const QString icon, const QString id, const QString nameatt, bool hidden)
+{
+  html += "<ul";
+  
+  if(hidden){
+    html += " style=\"display: none;\"";
+  }
+  
+  html += "><a";
+  
+  if(!id.isNull() && !id.isEmpty()){
+    html += " id=\"";
+    html += id;
+    html += "\"";
+  }
+  
+  if(!nameatt.isNull() && !nameatt.isEmpty()){
+    html += " name=\"";
+    html += nameatt;
+    html += "\"";
+  }
+  
+  html += " href=\"";
+  html += url;
+  html += "\" onClick=\"this.blur();\" style=\"background-image: url(";
+  html += getIconPath(icon);
+  html += ");\">";
+  html += name;
+  html += "</a></ul>";
+}
+
+void MetabarWidget::setTheme()
+{
+  loadComplete = false;
+
+  config->setGroup("General");
+  QString file = locate("data", QString("metabar/themes/%1/layout.html").arg(config->readEntry("Theme", "default")));
+  
+  html->openURL(KURL(file));
+}
+
+#include "metabarwidget.moc"