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

1 files changed, 802 insertions, 0 deletions

diff --git a/ksysv/ksvdraglist.cpp b/ksysv/ksvdraglist.cpp
new file mode 100644
index 0000000..b0bd9bd
--- /dev/null
+++ b/ksysv/ksvdraglist.cpp
@@ -0,0 +1,802 @@
+/*
+** Copyright (C) 2000 Peter Putzer <putzer@kde.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 in a file called COPYING; if not, write to
+** the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+** MA 02110-1301, USA.
+*/
+
+/*
+** Bug reports and questions can be sent to kde-devel@kde.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; version 2.                              *
+ *                                                                         *
+ ***************************************************************************/
+
+#include <stdlib.h>
+
+#include <qpainter.h>
+#include <qdragobject.h>
+#include <qdatastream.h>
+#include <qheader.h>
+#include <qpixmapcache.h>
+#include <qbitmap.h>
+#include <qcursor.h>
+#include <qcolor.h>
+#include <qcstring.h>
+#include <qlabel.h>
+
+#include <kapplication.h>
+#include <kpopupmenu.h>
+#include <kglobal.h>
+#include <klocale.h>
+#include <kdebug.h>
+
+#include "kdltooltip.h"
+#include "ksv_core.h"
+#include "ksv_conf.h"
+#include "ksvdraglist.h"
+#include "ksvdrag.h"
+#include "ActionList.h"
+
+KSVItem::KSVItem (KListView* view)
+  : QListViewItem (view),
+	mData (new KSVData()),
+    mConfig (KSVConfig::self()),
+    mNewNormalColor (mConfig->newNormalColor()),
+    mNewSelectedColor (mConfig->newSelectedColor()),
+    mChangedNormalColor (mConfig->changedNormalColor()),
+    mChangedSelectedColor (mConfig->changedSelectedColor())
+{
+}
+
+KSVItem::KSVItem (const KSVItem& item)
+  : QListViewItem (item.listView()),
+	mData (new KSVData(*item.mData)),
+    mConfig (KSVConfig::self()),
+    mNewNormalColor (mConfig->newNormalColor()),
+    mNewSelectedColor (mConfig->newSelectedColor()),
+    mChangedNormalColor (mConfig->changedNormalColor()),
+    mChangedSelectedColor (mConfig->changedSelectedColor())
+
+{
+  setText (SortNumber, mData->numberString());
+  setText (ServiceName, label());
+  setIcon (*item.pixmap(Icon));
+}
+
+KSVItem::KSVItem (KSVDragList* view, const KSVData& data)
+  : QListViewItem (view),
+	mData (new KSVData (data)),
+    mConfig (KSVConfig::self()),
+    mNewNormalColor (mConfig->newNormalColor()),
+    mNewSelectedColor (mConfig->newSelectedColor()),
+    mChangedNormalColor (mConfig->changedNormalColor()),
+    mChangedSelectedColor (mConfig->changedSelectedColor())
+{
+  setText (SortNumber, mData->numberString());
+  setText (ServiceName, label());
+  setIcon (view->defaultIcon());
+}
+
+void KSVItem::copy (const KSVData& item)
+{
+  *mData = item;
+
+  setText (SortNumber, mData->numberString());
+  setText (ServiceName, mData->label());
+}
+
+QString KSVItem::key (int, bool) const
+{
+  return mData->numberString() + mData->label();
+}
+
+KSVItem::KSVItem (KListView* view, QString file, QString path, QString label, Q_INT8 nr )
+  : QListViewItem (view),
+	mData (new KSVData (file, path, label, nr)),
+    mConfig (KSVConfig::self()),
+    mNewNormalColor (mConfig->newNormalColor()),
+    mNewSelectedColor (mConfig->newSelectedColor()),
+    mChangedNormalColor (mConfig->changedNormalColor()),
+    mChangedSelectedColor (mConfig->changedSelectedColor())
+{
+  setText (ServiceName, mData->label());
+  setText (SortNumber, mData->numberString());
+}
+
+KSVItem::~KSVItem()
+{
+  delete mData;
+}
+
+void KSVItem::paintCell (QPainter* p, const QColorGroup& cg, int column, int width, int align)
+{
+  switch (column)
+    {
+    case SortNumber:
+      p->setFont (mConfig->numberFont());
+      break;
+
+    case ServiceName:
+      p->setFont (mConfig->serviceFont());
+      break;
+    }
+
+  QColorGroup colors = cg;
+
+  if (mData->newEntry())
+	{
+	  colors.setColor (QColorGroup::Text, mNewNormalColor);
+	  colors.setColor (QColorGroup::HighlightedText, mNewSelectedColor);
+	}
+  else if (mData->changed())
+	{
+	  colors.setColor (QColorGroup::Text, mChangedNormalColor);
+	  colors.setColor (QColorGroup::HighlightedText, mChangedSelectedColor);
+	}
+
+  QListViewItem::paintCell (p, colors, column, width, align);
+}
+
+QString KSVItem::toString() const
+{
+  return filenameAndPath();
+}
+
+QString KSVItem::tooltip () const
+{
+  QString result;
+
+  if (mConfig->showDescription())
+    {
+      if (!ksv::getServiceDescription(filename(), result))
+        result = toString();
+      else
+        {
+          // split into nice chunks
+          result = ksv::breakWords(result.simplifyWhiteSpace(), 50);
+        }
+    }
+  else
+    {
+      result = toString();
+    }
+
+  return result;
+}
+
+
+void KSVItem::setNew ( bool val )
+{
+  mData->setNewEntry (val);
+}
+
+
+QPixmap KSVItem::paintDragIcon (const QFont& font, const QColorGroup&) const
+{
+  QFontMetrics metric (font);
+  QRect textRect = metric.boundingRect (label());
+  const QPixmap& icon = *pixmap (Icon);
+  const int margin = listView()->itemMargin();
+
+  const int width = icon.width() + margin * 2 + textRect.width();
+  const int height = kMax (icon.height(), textRect.height());
+
+  QPixmap result (width, height);
+  result.fill (white);
+
+  QPainter p (&result);
+  p.drawPixmap (0, 0, icon);
+  p.setFont (font);
+
+  p.drawText (icon.width() + margin, 0,
+			  width, height,
+			  AlignLeft | AlignVCenter,
+			  label());
+  p.end();
+
+  QBitmap mask (width, height);
+  p.begin (&mask);
+  p.setFont (font);
+
+  p.fillRect (0, 0, width, height, color0);
+
+  p.setPen (color1);
+  p.drawPixmap (0, 0, icon.createHeuristicMask());
+
+  p.drawText (icon.width() + margin, 0,
+			  width, height,
+			  AlignLeft | AlignVCenter,
+			  label());
+
+  QBrush brush (color0);
+  brush.setStyle(Dense5Pattern);
+  p.fillRect (0, 0, width, height, brush);
+
+  p.end();
+
+  result.setMask(mask);
+  result.setOptimization(QPixmap::BestOptim);
+  return result;
+}
+
+void KSVItem::setIcon (const QPixmap& icon)
+{
+  setPixmap (Icon, icon);
+}
+
+void KSVItem::setLabel (const QString& label)
+{
+  mData->setLabel (label);
+
+  setText (ServiceName, label);
+}
+
+void KSVItem::setRunlevel (const QString& runlevel)
+{
+  mData->setRunlevel (runlevel);
+}
+
+void KSVItem::setFilename (const QString& file)
+{
+  mData->setFilename (file);
+}
+
+void KSVItem::setNumber (Q_INT8 nr)
+{
+  mData->setNumber (nr);
+
+  setText(SortNumber, mData->numberString());
+}
+
+void KSVItem::setPath (const QString& path)
+{
+  mData->setPath (path);
+}
+
+void KSVItem::setNewNormalColor (const QColor& col)
+{
+  mNewNormalColor = col;
+}
+
+void KSVItem::setNewSelectedColor (const QColor& col)
+{
+  mNewSelectedColor = col;
+}
+
+void KSVItem::setChangedNormalColor (const QColor& col)
+{
+  mChangedNormalColor = col;
+}
+
+void KSVItem::setChangedSelectedColor (const QColor& col)
+{
+  mChangedSelectedColor = col;
+}
+
+void KSVItem::setChanged (bool val)
+{
+  mData->setChanged (val);
+}
+
+void KSVItem::setOriginalRunlevel (const QString& rl)
+{
+  mData->setOriginalRunlevel (rl);
+}
+
+
+
+//-----------------------
+// KSVDragList
+//-----------------------
+
+KSVDragList::KSVDragList ( QWidget* parent, const char* name )
+  : KListView (parent, name),
+	mItemToDrag (0L),
+	mDragMenu (new KPopupMenu (this)),
+	mDragCopyMenu (new KPopupMenu (this)),
+	mDragMoveMenu (new KPopupMenu (this)),
+	mDisplayToolTips (true),
+	mCommonToolTips (true)
+{
+  // add tooltips
+  toolTip=new KDLToolTip (this);
+
+  setDragEnabled (true);
+  setDragAutoScroll(true);
+  setAcceptDrops(true);
+  setDropVisualizer (true);
+
+  QHeader* h = header();
+  h->setClickEnabled (false);
+
+  addColumn (i18n("No.")); // SortNumber
+  //  setColumnWidthMode (KSVItem::SortNumber, Manual);
+  addColumn (""); // Icon
+//   setColumnWidthMode (KSVItem::Icon, Manual);
+  addColumn (i18n("Name")); // ServiceName
+//   setColumnWidthMode (KSVItem::ServiceName, Manual);
+
+  h->setResizeEnabled (false, KSVItem::Icon);
+
+  setShowSortIndicator (false);
+  setAllColumnsShowFocus (true);
+
+  // multiselection is to complicated due to the sorting numbers
+  setSelectionModeExt (Single);
+
+  // init DND menu
+  mDragMenu->insertTitle (i18n("Drag Menu"));
+  mDragMenu->insertItem ("&Copy", Copy);
+  mDragMenu->insertItem ("&Move", Move);
+
+  mDragCopyMenu->insertTitle (i18n("Drag Menu"));
+  mDragCopyMenu->insertItem ("&Copy", Copy);
+
+  mDragMoveMenu->insertTitle (i18n("Drag Menu"));
+  mDragMoveMenu->insertItem ("&Move", Move);
+
+  mRMList.setAutoDelete(true);
+
+  // catch drops
+  connect (this, SIGNAL (dropped (QDropEvent*, QListViewItem*)),
+		   this, SLOT (drop (QDropEvent*, QListViewItem*)));
+}
+
+KSVDragList::~KSVDragList()
+{
+  delete mDragMenu;
+  delete mDragCopyMenu;
+  delete mDragMoveMenu;
+  delete toolTip;
+}
+
+void KSVDragList::initItem (QString file, QString path, QString name, Q_INT8 nr)
+{
+  KSVItem* tmp = new KSVItem(this, file, path, name, nr);
+  tmp->setRunlevel(QObject::name());
+  tmp->setOriginalRunlevel(QObject::name());
+
+  tmp->setIcon (mIcon);
+
+  setUpdatesEnabled(false);
+
+  // marked as new in insert, we donīt want that
+  tmp->setNew(false);
+  tmp->setChanged (false);
+
+  setUpdatesEnabled(true);
+  repaint(false);
+}
+
+void KSVDragList::setDefaultIcon (const QPixmap& icon)
+{
+  mIcon = icon;
+
+  for (QListViewItemIterator it (firstChild()); it.current(); ++it)
+    {
+	  static_cast <KSVItem*> (it.current())->setIcon (mIcon);
+    }
+}
+
+void KSVDragList::clear ()
+{
+  KListView::clear();
+
+  clearRMList();
+}
+
+void KSVDragList::setNewNormalColor ( const QColor& col )
+{
+  mNewNormalColor = col;
+
+  KSVItem* item;
+  for (QListViewItemIterator it (firstChild());
+	   (item = static_cast<KSVItem*>(it.current()));
+	   ++it)
+    {
+      item->setNewNormalColor (mNewNormalColor);
+    }
+}
+
+void KSVDragList::setNewSelectedColor (const QColor& col)
+{
+  mNewSelectedColor = col;
+
+  KSVItem* item;
+  for (QListViewItemIterator it (firstChild());
+	   (item = static_cast<KSVItem*>(it.current()));
+	   ++it)
+    {
+      item->setNewSelectedColor (mNewSelectedColor);
+    }
+}
+
+Q_INT8 KSVDragList::generateNumber (const QString& label,
+                                    const KSVData* itemBelow, const KSVData* itemAbove) const
+{
+  Q_INT8 high = itemBelow ? itemBelow->number() : -1;
+  Q_INT8 low = itemAbove ? itemAbove->number() : -1;
+  Q_INT8 result = generateNumber (high, low);
+
+  if (high == result && result != -1 && label >= itemBelow->label())
+    result = -1;
+
+  if (low == result && result != -1 && label <= itemAbove->label())
+    result = -1;
+
+  return result;
+}
+
+Q_INT8 KSVDragList::generateNumber (Q_INT8 high, Q_INT8 low) const
+{
+  Q_ASSERT (high >= low || high == -1);
+
+  Q_INT8 result = -1;
+
+  if (low < 0)
+	{
+	  if (high < 0)
+		result = 50;
+	  else
+		result = high / 2;
+	}
+  else if (high < 0)
+	result = (100 - low) / 2 + low;
+  else
+	result = (high - low) / 2 + low;
+
+  return result;
+}
+
+void KSVDragList::setChangedNormalColor (const QColor& col)
+{
+  mChangedNormalColor = col;
+
+  KSVItem* item;
+  for (QListViewItemIterator it (firstChild());
+	   (item = static_cast<KSVItem*> (it.current()));
+	   ++it)
+    {
+      item->setChangedNormalColor (mChangedNormalColor);
+    }
+}
+
+void KSVDragList::setChangedSelectedColor (const QColor& col)
+{
+  mChangedSelectedColor = col;
+
+  KSVItem* item;
+  for (QListViewItemIterator it (firstChild());
+	   (item = static_cast<KSVItem*> (it.current()));
+	   ++it)
+    {
+      item->setChangedSelectedColor (mChangedSelectedColor);
+    }
+}
+
+KSVItem* KSVDragList::match (const KSVData& data)
+{
+  KSVItem* res = 0L;
+
+  for (QListViewItemIterator it (this);
+	   (res = static_cast<KSVItem*> (it.current()));
+	   ++it)
+    {
+      if (*res->data() == data)
+		break;
+      else
+		res = 0L;
+    }
+
+  return res;
+}
+
+void KSVDragList::setOrigin (bool val)
+{
+  mOrigin = val;
+
+  if (mOrigin)
+	{
+	  emit newOrigin (this);
+	  emit newOrigin();
+	}
+  else
+	clearSelection();
+}
+
+void KSVDragList::startDrag ()
+{
+  mItemToDrag = static_cast<KSVItem*> (currentItem());
+
+  KSVDrag* d = dynamic_cast<KSVDrag*> (dragObject());
+
+  if (d)
+	{
+	  d->setPixmap (mItemToDrag->paintDragIcon (font(), colorGroup()));
+
+	  d->drag();
+	}
+}
+
+//KSVDrag* KSVDragList::dragObject ()
+QDragObject* KSVDragList::dragObject ()
+{
+  if (mItemToDrag)
+	{
+	  return new KSVDrag (*mItemToDrag, this);
+	}
+  else
+	return 0L;
+}
+
+bool KSVDragList::acceptDrag (QDropEvent* e) const
+{
+  e->acceptAction ();
+
+  return acceptDrops() && e->provides ("application/x-ksysv");
+}
+
+void KSVDragList::focusInEvent (QFocusEvent* e)
+{
+  KListView::focusInEvent(e);
+
+  if (!currentItem())
+	setCurrentItem (firstChild());
+
+  setOrigin(true);
+}
+
+void KSVDragList::clearRMList()
+{
+  mRMList.clear();
+}
+
+bool KSVDragList::removeFromRMList (const KSVData& item)
+{
+  KSVData* res = 0L;
+
+  for (QPtrListIterator<KSVData> it (mRMList);
+	   it.current();
+	   ++it)
+	{
+	  res = it.current();
+
+	  if (*res == item)
+		break;
+	  else
+		res = 0L;
+	}
+
+  if (res)
+	return mRMList.remove (res);
+  else
+	return false;
+}
+
+bool KSVDragList::insert (const KSVData& data, const KSVData* above, const KSVData* below)
+{
+  Q_INT8 nr = generateNumber (data.label(), below, above);
+
+  if (nr > -1)
+	{
+	  KSVData real (data);
+	  real.setNumber (nr);
+
+	  KSVItem* item = new KSVItem (this, real);
+	  item->setNew (true);
+
+	  return true;
+	}
+  else
+	emit cannotGenerateNumber ();
+
+  return false;
+}
+
+bool KSVDragList::insert (const KSVData& data, const KSVItem* where, KSVAction*& action)
+{
+  const KSVData* above = 0L;
+  const KSVData* below = 0L;
+
+  if (where)
+	{
+	  above = where->data();
+	  KSVItem* tmp = static_cast<KSVItem*> (where->nextSibling());
+	  below = tmp ? tmp->data() : 0L;
+	}
+  else
+    {
+      KSVItem* tmp = static_cast<KSVItem*> (firstChild());
+      below = tmp ? tmp->data() : 0L;
+    }
+
+  bool success = false;
+  KSVItem* exists = match (data);
+  action = 0L;
+
+  if (exists)
+	{
+	  if (exists->data() == above || exists->data() == below)
+		return false;
+
+	  Q_INT8 nr = generateNumber (exists->label(), below, above);
+
+	  if (nr == -1)
+		{
+		  emit cannotGenerateNumber();
+		}
+	  else
+		{
+		  KSVData oldState = *exists->data();
+		  exists->setNumber (nr);
+		  sort();
+
+		  action = new ChangeAction (this, &oldState, exists->data());
+		  success = true;
+		}
+	}
+  else
+	{
+	  success = insert (data, above, below);
+
+	  if (success)
+		action = new AddAction (this, match (data)->data());
+	}
+
+  return success;
+}
+
+void KSVDragList::drop (QDropEvent* e, QListViewItem* after)
+{
+  KSVData data;
+  KSVDragList* source = static_cast<KSVDragList*> (e->source());
+  QPopupMenu* menu = 0L;
+
+  // hack to empty the cursor stack after DND
+  QApplication::restoreOverrideCursor();
+  QApplication::restoreOverrideCursor();
+
+  if ((!source) || (!strcmp(source->name(), "Scripts")))
+	menu = mDragCopyMenu;
+  else if (source == this)
+	menu = mDragMoveMenu;
+  else
+	menu = mDragMenu;
+
+  if (KSVDrag::decodeNative (e, data))
+	{
+	  int res = -1;
+
+	  if (e->action() == QDropEvent::Copy && source != this)
+		res = Copy;
+	  else
+		res = menu->exec (QCursor::pos(), 1);
+
+	  if (res == -1) // operation cancelled
+		return;
+
+	  const bool move = res == Move;
+
+	  KSVItem* tmp = static_cast<KSVItem*> (after);
+	  KSVAction* action = 0L;
+	  if (insert (data, tmp, action))
+		{
+		  if (move && source != this)
+			{
+			  KSVAction* actions[2];
+ 			  actions [0] = new RemoveAction (source, &data);
+ 			  actions [1] = action;
+
+			  action = new CompoundAction (actions, 2);
+			  delete source->match (data);
+			}
+
+		  emit undoAction (action);
+		}
+	}
+}
+
+bool KSVDragList::addToRMList (const KSVData& item)
+{
+  KSVData* res = 0L;
+
+  for (QPtrListIterator<KSVData> it (mRMList);
+	   it.current();
+	   ++it)
+	{
+	  res = it.current();
+
+	  if (*res == item)
+		break;
+	  else
+		res = 0L;
+	}
+
+  if (!res)
+	{
+	  mRMList.append (new KSVData(item));
+	  return true;
+	}
+  else
+	  return false;
+}
+
+void KSVDragList::setEnabled (bool enable)
+{
+  if (enable)
+    clearWState (WState_ForceDisabled);
+  else
+    setWState (WState_ForceDisabled);
+
+  if (enable)
+    {
+      if (testWState (WState_Disabled))
+        {
+          clearWState (WState_Disabled);
+          // setBackgroundFromMode(); // this is private in QWidget...
+          // well it doesn't really matter in this case
+          enabledChange( TRUE );
+        }
+    }
+  else
+    {
+      if (!testWState(WState_Disabled))
+        {
+          if (focusWidget() == this)
+            focusNextPrevChild (TRUE);
+          setWState (WState_Disabled);
+          // setBackgroundFromMode(); // this is private in QWidget...
+          // well it doesn't really matter in this case
+          enabledChange (FALSE);
+        }
+    }
+
+  viewport()->setEnabled (enable);
+}
+
+// KServiceDragList
+
+KServiceDragList::KServiceDragList (QWidget* parent, const char* name)
+  : KSVDragList (parent, name)
+{
+}
+
+KServiceDragList::~KServiceDragList ()
+{
+}
+
+void KServiceDragList::startDrag ()
+{
+  mItemToDrag = static_cast<KSVItem*> (currentItem());
+
+  KSVDrag* d = dynamic_cast<KSVDrag*> (dragObject());
+
+  if (d)
+	{
+	  d->setPixmap (mItemToDrag->paintDragIcon (font(), colorGroup()));
+
+	  d->dragCopy();
+	}
+}
+
+#include "ksvdraglist.moc"