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/kdewebdev@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 512 insertions, 0 deletions

diff --git a/kommander/widgets/treewidget.cpp b/kommander/widgets/treewidget.cpp
new file mode 100644
index 00000000..578384c5
--- /dev/null
+++ b/kommander/widgets/treewidget.cpp
@@ -0,0 +1,512 @@
+/***************************************************************************
+                  treewidget.cpp - Tree/detailed list widget
+                             -------------------
+    copyright            : (C) 2002-2003 Marc Britton <[email protected]>
+                           (C) 2004      Michal Rudolf <[email protected]>
+                           (C) 2008      Andras Mantia <[email protected]>
+                           (C) 2008      Eric Laffoon  <[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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+/* KDE INCLUDES */
+#include <klocale.h>
+#include <kglobal.h>
+#include <kiconloader.h>
+#include <klistview.h>
+
+/* QT INCLUDES */
+#include <qstring.h>
+#include <qwidget.h>
+#include <qstringlist.h>
+#include <qevent.h>
+#include <qlistview.h>
+
+/* OTHER INCLUDES */
+#include <specials.h>
+#include "treewidget.h"
+#include "kommanderplugin.h"
+#include "specials.h"
+
+#define TW_FUNCTION 275
+#define addColumnTree TW_FUNCTION+1
+#define setAltBackground TW_FUNCTION+2
+#define setColAlignment TW_FUNCTION+3
+//#define colCount TW_FUNCTION+3
+#define colCaption TW_FUNCTION+4
+#define setColWidth TW_FUNCTION+5
+#define setSortCol TW_FUNCTION+6
+#define TW_LAST_FUNCTION setSortCol
+
+enum Functions {
+  FirstFunction = 189,
+  SelectedIndexes,
+  TW_childCount,
+  TW_setOpen,
+  TW_isOpen,
+  LastFunction
+};
+
+TreeWidget::TreeWidget(QWidget *a_parent, const char *a_name)
+  : KListView(a_parent, a_name), KommanderWidget(this)
+{
+  QStringList states;
+  states << "default";
+  setStates(states);
+  setDisplayStates(states);
+  setPathSeparator("/");
+  KommanderPlugin::setDefaultGroup(Group::DCOP);
+  KommanderPlugin::registerFunction(SelectedIndexes, "selectedIndexes(QString widget)",  "", 1);
+  KommanderPlugin::registerFunction(addColumnTree, "addColumn(QString widget, const QString & label, int width = -1 )", i18n("Add column at end with column header"), 2, 3);
+  KommanderPlugin::registerFunction(setSortCol, "setSortColumn(QString widget, int column, bool ascending=true)", i18n("Set sorting for a column"), 2, 3);
+  //KommanderPlugin::registerFunction(setAltBackground, "setAltBackground(QString widget, const QColor & c)",  i18n("Alternate colors in list view"), 2);
+//  KommanderPlugin::registerFunction(colCount, "colCount(QString widget)", i18n("Get the column count"), 1);
+  KommanderPlugin::registerFunction(colCaption, "columnCaption(QString widget, int column)", i18n("Get the column caption for column index"), 2);
+  KommanderPlugin::registerFunction(setColWidth, "setColWidth(QString widget, int column, int width)", i18n("Set the pixel width for column index - use 0 to hide"), 3);
+  KommanderPlugin::registerFunction(setColAlignment, "setColumnAlignment(QString widget, int column, QString Alignment)", i18n("Set to <i>left</i>, <i>right</i> or <i>center</i>, case insensitive "), 3);
+  KommanderPlugin::registerFunction(TW_childCount, "childCount(QString widget)", i18n("Get the count of top level items."), 1);
+  KommanderPlugin::registerFunction(TW_setOpen, "setOpen(QString widget, int Index, bool Open)", i18n("Expand or collapse a node."), 3);
+  KommanderPlugin::registerFunction(TW_isOpen, "isOpen(QString widget, int Index)", i18n("See if node is open or closed."), 2);
+}
+
+TreeWidget::~TreeWidget()
+{
+}
+
+QString TreeWidget::pathSeparator() const
+{
+  return m_pathSeparator;
+}
+
+void TreeWidget::setPathSeparator(const QString& a_pathSep)
+{
+  m_pathSeparator = a_pathSep;
+}
+
+void TreeWidget::addItemFromString(const QString& s)
+{
+  QStringList elements = QStringList::split(m_pathSeparator, s, true);
+  if (elements.count() > 1)
+    setRootIsDecorated(true);
+  QListViewItem* parent = 0;
+  if (m_lastPath.size() < elements.count())
+    m_lastPath.resize(elements.count());
+  uint i = 0;
+  for (QStringList::ConstIterator it = elements.begin(); it != elements.end(); ++it) 
+  {
+    if (m_lastPath[i] && m_lastPath[i]->text(0) == elements[i])
+    {
+      parent = m_lastPath[i];
+      i++;
+      continue;
+    }
+    else 
+    {
+      QListViewItem* item = (i>0) ? parent->firstChild() : firstChild();
+      while (item)
+      {
+        if (item->text(0) == *it)
+          break;
+        item = item->nextSibling(); 
+      }
+      if (item)
+        parent = item;
+      else 
+        parent = itemFromString(parent, *it);
+      m_lastPath.insert(i, parent); 
+      i++;
+    }
+  }
+}
+
+QListViewItem* TreeWidget::itemFromString(QListViewItem* parent, const QString& s)
+{
+  QStringList elements;
+  if (s.contains("\t"))
+    elements = QStringList::split("\t", s, true);
+  else
+    elements = QStringList::split("\\t", s, true);
+  int cols = elements.count();
+  if (cols >= columns())
+    cols = columns();
+  QListViewItem* item;
+  if (parent)
+    item = new QListViewItem(parent);
+  else
+    item = new QListViewItem(this);
+  int i = 0;
+  for (QStringList::ConstIterator it = elements.constBegin(); it != elements.constEnd(); ++it) 
+    item->setText(i++, *it);
+  return item;
+}
+
+int TreeWidget::itemToIndex(QListViewItem* item)
+{
+//  if (!item->isSelected())
+//    return -1;
+  QListViewItemIterator it(this);
+  int index = 0;
+  while (it.current()) {
+    if (it.current() == item)
+      return index;
+    ++it;
+    ++index;
+  }
+  return -1;
+}
+
+int TreeWidget::itemToIndexSafe(QListViewItem* item)
+{
+  QListViewItemIterator it(this);
+  int index = 0;
+  while (it.current()) {
+    if (it.current() == item)
+      return index;
+    ++it;
+    ++index;
+  }
+  return -1;
+}
+
+QListViewItem* TreeWidget::indexToItem(int item)
+{
+  QListViewItemIterator it(this);
+  int index = 0;
+  while (it.current()) {
+    if (index == item)
+      return it.current();
+    ++it;
+    ++index;
+  }
+  return 0;
+}
+
+QString TreeWidget::itemText(QListViewItem* item) const
+{
+  if (!item)
+    return QString();
+  QStringList items;
+  for (int i=0; i<columns(); i++)
+    items.append(item->text(i));
+  return items.join("\t");
+}
+
+QString TreeWidget::itemsText()
+{
+  QStringList items;
+  QListViewItemIterator it(this);
+  while (it.current()) 
+  {
+    QString path = itemPath(it.current());
+    if (path.isEmpty())
+      items.append(itemText(it.current()));
+    else 
+      items.append(QString("%1%2%3").arg(path).arg(m_pathSeparator)
+        .arg(itemText(it.current())));
+    ++it;
+  }
+  return items.join("\n");
+}
+
+QString TreeWidget::itemPath(QListViewItem* item) const
+{
+  if (!item)
+    return QString();
+  item = item->parent();
+  if (!item)
+    return QString();
+  QStringList path;
+  while (item)
+  {
+    path.prepend(item->text(0));
+    item = item->parent();
+  }
+  return path.join(m_pathSeparator);
+}
+
+QString TreeWidget::currentState() const
+{
+  return QString("default");
+}
+
+bool TreeWidget::isKommanderWidget() const
+{
+  return true;
+}
+
+void TreeWidget::setCurrentItem(QListViewItem* item)
+{
+  KListView::setCurrentItem(item);
+  setSelected(item, true);
+  ensureItemVisible(item);
+}
+
+QStringList TreeWidget::associatedText() const
+{
+  return KommanderWidget::associatedText();
+}
+
+void TreeWidget::setAssociatedText(const QStringList& a_at)
+{
+  KommanderWidget::setAssociatedText(a_at);
+}
+
+void TreeWidget::setPopulationText(const QString& a_text)
+{
+  KommanderWidget::setPopulationText( a_text );
+}
+
+QString TreeWidget::populationText() const
+{
+  return KommanderWidget::populationText();
+}
+
+void TreeWidget::populate()
+{
+  setWidgetText(KommanderWidget::evalAssociatedText( populationText()));
+}
+
+void TreeWidget::setWidgetText(const QString &a_text)
+{
+  handleDCOP(DCOP::setText, a_text);
+  emit widgetTextChanged(a_text);
+}
+
+void TreeWidget::showEvent(QShowEvent* e)
+{
+    QListView::showEvent( e );
+    emit widgetOpened();
+}
+
+void TreeWidget::contextMenuEvent( QContextMenuEvent * e )
+{
+  e->accept();
+  QPoint p = e->globalPos();
+  emit contextMenuRequested(p.x(), p.y());
+}
+
+void TreeWidget::setColAlign(int column, const QString& align)
+{
+  if (align.lower() == "left")
+    setColumnAlignment (column, Qt::AlignLeft);
+  else if (align.lower() == "right")
+    setColumnAlignment (column, Qt::AlignRight);
+  else if (align.lower() == "center")
+    setColumnAlignment (column, Qt::AlignCenter);
+}
+
+bool TreeWidget::isFunctionSupported(int f)
+{
+  return f == DCOP::insertItem || f == DCOP::text || f == DCOP::setText || f == DCOP::insertItems ||
+    f == DCOP::selection || f == DCOP::setSelection || f == DCOP::clear || f == DCOP::removeItem || 
+    f == DCOP::currentItem || f == DCOP::setCurrentItem || f == DCOP::findItem || f == DCOP::item || 
+      f == DCOP::itemPath || f == DCOP::itemDepth || f == DCOP::setPixmap || f == DCOP::setColumnCaption || f == DCOP::removeColumn || f == DCOP::columnCount || f == DCOP::geometry || f == DCOP::hasFocus || f == DCOP::getBackgroundColor || f == DCOP::setBackgroundColor  || (f > FirstFunction && f < LastFunction) || (f >= TW_FUNCTION && f <= TW_LAST_FUNCTION);
+}
+
+QString TreeWidget::handleDCOP(int function, const QStringList& args)
+{
+  switch (function) {
+    case DCOP::insertItem:
+      addItemFromString(args[0]);
+      break;
+    case DCOP::text:
+      return itemsText();
+    case DCOP::setText:
+      clear();       /* break omitted: setText is equivalent to clear and insertItems */
+      m_lastPath.clear();
+    case DCOP::insertItems:
+    {
+      QStringList items(QStringList::split("\n", args[0], true));
+      for (QStringList::ConstIterator it = items.constBegin(); it != items.constEnd(); ++it) 
+        addItemFromString(*it);
+      break;
+    }
+    case TW_setOpen:
+      setOpen(indexToItem(args[0].toInt()), args[1].toInt());
+      break;
+    case TW_isOpen:
+      return QString::number(isOpen(indexToItem(args[0].toInt())));
+      break;
+    case SelectedIndexes:
+    {
+      QString selection = "";
+      QListViewItemIterator it(this);
+      while (it.current()) 
+      {
+        if (it.current()->isSelected())
+        {        
+          selection.append(QString("%1\n").arg(itemToIndexSafe(it.current())));
+        }
+        ++it;
+      }
+      if (!selection.isEmpty())
+        selection = selection.left(selection.length() - 1);
+      return selection;
+      break;
+    }
+    case DCOP::selection:
+    {
+      QString selection = "";
+      QListViewItemIterator it(this);
+      while (it.current()) 
+      {
+        if (it.current()->isSelected())
+            selection.append(itemText(it.current()) + "\n");
+        ++it;
+      }
+      if (!selection.isEmpty())
+        selection = selection.left(selection.length() - 1);
+      return selection;
+      break;
+    }
+    case DCOP::setSelection:
+      if (selectionModeExt() == Single || selectionModeExt() == NoSelection)
+        setCurrentItem(findItem(args[0], 0));
+      else
+      {
+        clearSelection();
+        QStringList items(QStringList::split("\n", args[0]));
+        for (QStringList::ConstIterator it = items.begin(); it != items.end(); ++it)
+        {
+          QListViewItem* item = findItem(*it, 0);
+          if (item)
+          {
+            item->setSelected(true);
+            ensureItemVisible(item);
+          }
+        }
+      }
+      break;
+    case DCOP::clear:
+      clear();
+      m_lastPath.clear();
+      break;
+    case DCOP::removeItem:
+    {
+      if (args[0].toInt() >= 0 )
+      {
+        delete indexToItem(args[0].toInt());
+        m_lastPath.clear();
+      }
+      break;
+    }
+    case DCOP::currentItem:
+      return QString::number(itemToIndexSafe(currentItem()));
+      break;
+    case DCOP::setCurrentItem:
+      setCurrentItem(indexToItem(args[0].toInt()));
+      break;
+    case DCOP::findItem:
+      if (!args[1])
+        return QString::number(itemToIndexSafe(findItem(args[0], 0)));
+      else
+      {
+        if (args[2].toUInt() && args[3].toUInt())
+          return QString::number(itemToIndexSafe(findItem(args[0], args[1].toInt())));
+        else if (args[2].toUInt())
+          return QString::number(itemToIndexSafe(findItem(args[0], args[1].toInt(), Qt::CaseSensitive | Qt::Contains)));
+        else if (args[3].toUInt())
+          return QString::number(itemToIndexSafe(findItem(args[0], args[1].toInt(), Qt::ExactMatch)));
+        else
+          return QString::number(itemToIndexSafe(findItem(args[0], args[1].toInt(), Qt::Contains)));
+      }
+      break;
+    case DCOP::item:
+      return itemText(indexToItem(args[0].toInt()));
+      break;
+    case DCOP::itemPath:
+      return itemPath(indexToItem(args[0].toInt()));
+      break;
+    case DCOP::itemDepth:
+    {
+      QListViewItem* item = indexToItem(args[0].toInt());
+      return (item) ? QString::number(item->depth()) : QString::number(-1);
+    }
+    case DCOP::setPixmap:
+    {
+      QPixmap pixmap = KGlobal::iconLoader()->loadIcon(args[0], KIcon::Small);
+      if (args[1].toInt() == -1)
+        for (QListViewItemIterator it(this); it.current(); ++it)
+          it.current()->setPixmap(0, pixmap);
+      else 
+      { 
+        QListViewItem* item = indexToItem(args[1].toInt());
+        if (item)
+          item->setPixmap(0, pixmap);
+      }
+      break;
+    }
+    case DCOP::setColumnCaption:
+      if (columns() >= args[0].toInt())
+        setColumnText(args[0].toInt(), args[1]);
+      break;
+    case DCOP::getBackgroundColor:
+      return this->paletteBackgroundColor().name();
+      break;
+    case DCOP::setBackgroundColor:
+    {
+      QColor color;
+      color.setNamedColor(args[0]);
+      this->setPaletteBackgroundColor(color);
+      break;
+    }
+    case addColumnTree:
+      return QString::number(KListView::addColumn(args[0], args[1].toInt()));
+      break;
+    case setSortCol:
+      KListView::setSorting(args[0].toInt(), args[1].toInt());
+      break;
+    case DCOP::columnCount:
+      return QString::number(QListView::columns() );
+      break;
+    case colCaption:
+       return QListView::columnText(args[0].toInt()) ;
+      break;
+    case setColWidth:
+      QListView::setColumnWidth(args[0].toInt(), args[1].toInt());
+      break;
+    case setColAlignment:
+      setColAlign(args[0].toInt(), args[1]);
+      break;
+    case setAltBackground:
+      KListView::setAlternateBackground(QColor(args[0]));
+      break;
+    case DCOP::removeColumn:
+    {
+      if (!args[1].toInt())
+        removeColumn(args[0].toInt());
+      else
+      {
+        int column = args[0].toInt();
+        int lines = args[1].toInt();
+        for (int i = 0; i < lines; i++)
+          removeColumn(column);
+      }
+      break;
+    }  
+    case TW_childCount:
+      return QString::number(childCount());
+      break;
+    case DCOP::geometry:
+    {
+      QString geo = QString::number(this->x())+" "+QString::number(this->y())+" "+QString::number(this->width())+" "+QString::number(this->height());
+      return geo;
+      break;
+    }
+    case DCOP::hasFocus:
+      return QString::number(this->hasFocus());
+      break;
+    default:
+      return KommanderWidget::handleDCOP(function, args);
+  }
+  return QString();
+}
+
+#include "treewidget.moc"