snippetwidget.cpp

/***************************************************************************
 *   snippet feature from tdevelop/plugins/snippet/                        *
 *                                                                         *
 *   Copyright (C) 2007 by Robert Gruber                                   *
 *   rgruber@users.sourceforge.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.                                   *
 *                                                                         *
 ***************************************************************************/
 
#include <kurl.h>
#include <kdebug.h>
#include <tdelocale.h>
#include <tqlayout.h>
#include <kpushbutton.h>
#include <tdelistview.h>
#include <tqheader.h>
#include <klineedit.h>
#include <ktextedit.h>
#include <tdemessagebox.h>
#include <tdeconfig.h>
#include <tqtooltip.h>
#include <tdepopupmenu.h>
#include <tqregexp.h>
#include <tqinputdialog.h>
#include <tqlabel.h>
#include <tqcheckbox.h>
#include <tqwhatsthis.h>
#include <tqdragobject.h>
#include <tqtimer.h>
#include <kcombobox.h>
#include <kmedit.h>
#include <kiconloader.h>
#include <tdeshortcut.h>
#include <tdeaction.h>
#include <kkeybutton.h>
 
#include "snippetdlg.h"
#include "snippetitem.h"
#include "snippetwidget.h"
 
#include <cassert>
 
SnippetWidget::SnippetWidget(KMEdit* editor, TDEActionCollection* actionCollection, TQWidget* parent)
        : TDEListView(parent, "snippet widget"), TQToolTip( viewport() ),
        mEditor( editor ), mActionCollection( actionCollection )
{
    // init the TQPtrList
    _list.setAutoDelete(true);
 
    // init the TDEListView
    setSorting( -1 );
    addColumn( "" );
    setFullWidth(true);
    header()->hide();
    setAcceptDrops(true);
    setDragEnabled(true);
    setDropVisualizer(false);
    setRootIsDecorated(true);
 
    //connect the signals
    connect( this, TQ_SIGNAL( contextMenuRequested ( TQListViewItem *, const TQPoint & , int ) ),
             this, TQ_SLOT( showPopupMenu(TQListViewItem *, const TQPoint & , int ) ) );
 
    connect( this, TQ_SIGNAL( doubleClicked (TQListViewItem *) ),
             this, TQ_SLOT( slotEdit( TQListViewItem *) ) );
    connect( this, TQ_SIGNAL( returnPressed (TQListViewItem *) ),
             this, TQ_SLOT( slotExecuted( TQListViewItem *) ) );
 
    connect( this, TQ_SIGNAL( dropped(TQDropEvent *, TQListViewItem *) ),
             this, TQ_SLOT( slotDropped(TQDropEvent *, TQListViewItem *) ) );
 
    connect( editor, TQ_SIGNAL( insertSnippet() ), this, TQ_SLOT( slotExecute() ));
 
    _cfg = 0;
 
    TQTimer::singleShot(0, this, TQ_SLOT(initConfig()));
}
 
SnippetWidget::~SnippetWidget()
{
  writeConfig();
  delete _cfg;
 
  /* We need to delete the child items before the parent items
     otherwise KDevelop would crash on exiting */
  SnippetItem * item;
  while (_list.count() > 0) {
    for (item=_list.first(); item; item=_list.next()) {
      if (item->childCount() == 0)
          _list.remove(item);
    }
  }
}
 
 
void SnippetWidget::slotAdd()
{
  //kdDebug(5006) << "Ender slotAdd()" << endl;
  SnippetDlg dlg( mActionCollection, this, "SnippetDlg");
 
  /*check if the user clicked a SnippetGroup
    If not, we set the group variable to the SnippetGroup
    which the selected item is a child of*/
  SnippetGroup * group = dynamic_cast<SnippetGroup*>(selectedItem());
  if ( !group && selectedItem() )
    group = dynamic_cast<SnippetGroup*>(selectedItem()->parent());
 
  /* still no group, let's make a default one */
  if (!group ) {
    if ( _list.isEmpty() ) {
      group = new SnippetGroup(this, i18n("General"), SnippetGroup::getMaxId() );
      _list.append( group );
    } else {
      group = dynamic_cast<SnippetGroup*>( _list.first() );
    }
  }
  assert( group );
 
  /*fill the combobox with the names of all SnippetGroup entries*/
  for (SnippetItem *it=_list.first(); it; it=_list.next()) {
    if (dynamic_cast<SnippetGroup*>(it)) {
      dlg.cbGroup->insertItem(it->getName());
    }
  }
  dlg.cbGroup->setCurrentText(group->getName());
 
  if (dlg.exec() == TQDialog::Accepted) {
      group = dynamic_cast<SnippetGroup*>(SnippetItem::findItemByName(dlg.cbGroup->currentText(), _list));
      _list.append( makeItem( group, dlg.snippetName->text(), dlg.snippetText->text(), dlg.keyButton->shortcut() ) );
  }
}
 
SnippetItem* SnippetWidget::makeItem( SnippetItem* parent, const TQString& name, const TQString& text, const TDEShortcut& shortcut )
{
    SnippetItem * item = new SnippetItem(parent, name, text);
    const TQString actionName = i18n("Snippet %1").arg(name);
    const TQString normalizedName = TQString(actionName).replace(" ", "_");
    if ( !mActionCollection->action(normalizedName.utf8().data() ) ) {
        TDEAction * action = new TDEAction( actionName, shortcut, item,
                                        TQ_SLOT( slotExecute() ), mActionCollection,
                                        normalizedName.utf8() );
        item->setAction(action);
        connect( item, TQ_SIGNAL( execute( TQListViewItem* ) ),
                 this, TQ_SLOT( slotExecuted( TQListViewItem* ) ) );
    }
    return item;
}
 
void SnippetWidget::slotAddGroup()
{
  //kdDebug(5006) << "Ender slotAddGroup()" << endl;
  SnippetDlg dlg( mActionCollection, this, "SnippetDlg");
  dlg.setShowShortcut( false );
  dlg.snippetText->setEnabled(false);
  dlg.snippetText->setText(i18n("GROUP"));
  dlg.setCaption(i18n("Add Group"));
  dlg.cbGroup->insertItem(i18n("All"));
  dlg.cbGroup->setCurrentText(i18n("All"));
 
  if (dlg.exec() == TQDialog::Accepted) {
    _list.append( new SnippetGroup(this, dlg.snippetName->text(), SnippetGroup::getMaxId() ) );
  }
}
 
 
void SnippetWidget::slotRemove()
{
  //get current data
  TQListViewItem * item = currentItem();
  SnippetItem *snip = dynamic_cast<SnippetItem*>( item );
  SnippetGroup *group = dynamic_cast<SnippetGroup*>( item );
  if (!snip)
    return;
 
  if (group) {
    if (group->childCount() > 0 &&
        KMessageBox::warningContinueCancel(this, i18n("Do you really want to remove this group and all its snippets?"),TQString(),KStdGuiItem::del())
        == KMessageBox::Cancel)
      return;
 
    SnippetItem *it=_list.first();
    while ( it ) {
      if (it->getParent() == group->getId()) {
        SnippetItem *doomed = it;
        it = _list.next();
        //kdDebug(5006) << "remove " << doomed->getName() << endl;
        _list.remove(doomed);
      } else {
        it = _list.next();
      }
    }
  }
 
  //kdDebug(5006) << "remove " << snip->getName() << endl;
  _list.remove(snip);
}
 
 
 
void SnippetWidget::slotEdit( TQListViewItem* item )
{
    if( item == 0 ) {
    item = currentItem();
    }
 
  SnippetGroup *pGroup = dynamic_cast<SnippetGroup*>(item);
  SnippetItem *pSnippet = dynamic_cast<SnippetItem*>( item );
  if (!pSnippet || pGroup) /*selected item must be a SnippetItem but MUST not be a SnippetGroup*/
    return;
 
  //init the dialog
  SnippetDlg dlg( mActionCollection, this, "SnippetDlg");
  dlg.snippetName->setText(pSnippet->getName());
  dlg.snippetText->setText(pSnippet->getText());
  dlg.keyButton->setShortcut( pSnippet->getAction()->shortcut(), false );
  dlg.btnAdd->setText(i18n("&Apply"));
 
  dlg.setCaption(i18n("Edit Snippet"));
  /*fill the combobox with the names of all SnippetGroup entries*/
  for (SnippetItem *it=_list.first(); it; it=_list.next()) {
    if (dynamic_cast<SnippetGroup*>(it)) {
      dlg.cbGroup->insertItem(it->getName());
    }
  }
  dlg.cbGroup->setCurrentText(SnippetItem::findGroupById(pSnippet->getParent(), _list)->getName());
 
  if (dlg.exec() == TQDialog::Accepted) {
    //update the TDEListView and the SnippetItem
    item->setText( 0, dlg.snippetName->text() );
    pSnippet->setName( dlg.snippetName->text() );
    pSnippet->setText( dlg.snippetText->text() );
    pSnippet->getAction()->setShortcut( dlg.keyButton->shortcut());
 
    /* if the user changed the parent we need to move the snippet */
    if ( SnippetItem::findGroupById(pSnippet->getParent(), _list)->getName() != dlg.cbGroup->currentText() ) {
      SnippetGroup * newGroup = dynamic_cast<SnippetGroup*>(SnippetItem::findItemByName(dlg.cbGroup->currentText(), _list));
      pSnippet->parent()->takeItem(pSnippet);
      newGroup->insertItem(pSnippet);
      pSnippet->resetParent();
    }
 
    setSelected(item, true);
  }
}
 
void SnippetWidget::slotEditGroup()
{
  //get current data
  TQListViewItem * item = currentItem();
 
  SnippetGroup *pGroup = dynamic_cast<SnippetGroup*>( item );
  if (!pGroup) /*selected item MUST be a SnippetGroup*/
    return;
 
  //init the dialog
  SnippetDlg dlg( mActionCollection, this, "SnippetDlg" );
  dlg.setShowShortcut( false );
  dlg.snippetName->setText(pGroup->getName());
  dlg.snippetText->setText(pGroup->getText());
  dlg.btnAdd->setText(i18n("&Apply"));
  dlg.snippetText->setEnabled(false);
  dlg.setCaption(i18n("Edit Group"));
  dlg.cbGroup->insertItem(i18n("All"));
 
  if (dlg.exec() == TQDialog::Accepted) {
    //update the TDEListView and the SnippetGroup
    item->setText( 0, dlg.snippetName->text() );
    pGroup->setName( dlg.snippetName->text() );
 
    setSelected(item, true);
  }
}
 
void SnippetWidget::slotExecuted(TQListViewItem * item)
{
    if( item == 0 )
    {
    item = currentItem();
    }
 
  SnippetItem *pSnippet = dynamic_cast<SnippetItem*>( item );
  if (!pSnippet || dynamic_cast<SnippetGroup*>(item))
      return;
 
  //process variables if any, then insert into the active view
  insertIntoActiveView( parseText(pSnippet->getText(), _SnippetConfig.getDelimiter()) );
}
 
 
void SnippetWidget::insertIntoActiveView( const TQString &text )
{
    mEditor->insert( text );
}
 
 
void SnippetWidget::writeConfig()
{
  if( !_cfg )
    return;
  _cfg->deleteGroup("SnippetPart");  //this is neccessary otherwise delete entries will stay in list until
                                     //they get overwritten by a more recent entry
  _cfg->setGroup("SnippetPart");
 
  TQString strKeyName="";
  TQString strKeyText="";
  TQString strKeyId="";
 
  int iSnipCount = 0;
  int iGroupCount = 0;
 
  SnippetItem* item=_list.first();
  while ( item != 0) {
 
    //kdDebug(5006) << "-->ERROR " << item->getName() << endl;
    //kdDebug(5006) << "SnippetWidget::writeConfig() " << item->getName() << endl;
    SnippetGroup * group = dynamic_cast<SnippetGroup*>(item);
    if (group) {
      //kdDebug(5006) << "-->GROUP " << item->getName() << group->getId() << " " << iGroupCount<< endl;
      strKeyName=TQString("snippetGroupName_%1").arg(iGroupCount);
      strKeyId=TQString("snippetGroupId_%1").arg(iGroupCount);
 
      _cfg->writeEntry(strKeyName, group->getName());
      _cfg->writeEntry(strKeyId, group->getId());
 
      iGroupCount++;
    } else if (dynamic_cast<SnippetItem*>(item)) {
      //kdDebug(5006) << "-->ITEM " << item->getName() << item->getParent() << " " << iSnipCount << endl;
      strKeyName=TQString("snippetName_%1").arg(iSnipCount);
      strKeyText=TQString("snippetText_%1").arg(iSnipCount);
      strKeyId=TQString("snippetParent_%1").arg(iSnipCount);
 
      _cfg->writeEntry(strKeyName, item->getName());
      _cfg->writeEntry(strKeyText, item->getText());
      _cfg->writeEntry(strKeyId, item->getParent());
 
      TDEAction * action = item->getAction();
      assert( action );
      const TDEShortcut& sc = action->shortcut();
      if (!sc.isNull() ) {
          _cfg->writeEntry( TQString("snippetShortcut_%1").arg(iSnipCount), sc.toString() );
      }
      iSnipCount++;
    } else {
      //kdDebug(5006) << "-->ERROR " << item->getName() << endl;
    }
    item = _list.next();
  }
  _cfg->writeEntry("snippetCount", iSnipCount);
  _cfg->writeEntry("snippetGroupCount", iGroupCount);
 
  int iCount = 1;
  TQMap<TQString, TQString>::Iterator it;
  for ( it = _mapSaved.begin(); it != _mapSaved.end(); ++it ) {  //write the saved variable values
    if (it.data().length()<=0) continue;  //is the saved value has no length -> no need to save it
 
    strKeyName=TQString("snippetSavedName_%1").arg(iCount);
    strKeyText=TQString("snippetSavedVal_%1").arg(iCount);
 
    _cfg->writeEntry(strKeyName, it.key());
    _cfg->writeEntry(strKeyText, it.data());
 
    iCount++;
  }
  _cfg->writeEntry("snippetSavedCount", iCount-1);
 
 
  _cfg->writeEntry( "snippetDelimiter", _SnippetConfig.getDelimiter() );
  _cfg->writeEntry( "snippetVarInput", _SnippetConfig.getInputMethod() );
  _cfg->writeEntry( "snippetToolTips", _SnippetConfig.useToolTips() );
  _cfg->writeEntry( "snippetGroupAutoOpen", _SnippetConfig.getAutoOpenGroups() );
 
  _cfg->writeEntry("snippetSingleRect", _SnippetConfig.getSingleRect() );
  _cfg->writeEntry("snippetMultiRect", _SnippetConfig.getMultiRect() );
 
  _cfg->sync();
}
 
void SnippetWidget::initConfig()
{
  if (_cfg == NULL)
    _cfg = new TDEConfig("kmailsnippetrc", false, false);
 
  _cfg->setGroup("SnippetPart");
 
  TQString strKeyName="";
  TQString strKeyText="";
  TQString strKeyId="";
  SnippetItem *item;
  SnippetGroup *group;
 
  //kdDebug(5006) << "SnippetWidget::initConfig() " << endl;
 
  //if entry doesn't get found, this will return -1 which we will need a bit later
  int iCount = _cfg->readNumEntry("snippetGroupCount", -1);
 
  for ( int i=0; i<iCount; i++) {  //read the group-list
    strKeyName=TQString("snippetGroupName_%1").arg(i);
    strKeyId=TQString("snippetGroupId_%1").arg(i);
 
    TQString strNameVal="";
    int iIdVal=-1;
 
    strNameVal = _cfg->readEntry(strKeyName, "");
    iIdVal = _cfg->readNumEntry(strKeyId, -1);
    //kdDebug(5006) << "Read group "  << " " << iIdVal << endl;
 
    if (strNameVal != "" && iIdVal != -1) {
      group = new SnippetGroup(this, strNameVal, iIdVal);
      //kdDebug(5006) << "Created group " << group->getName() << " " << group->getId() << endl;
      _list.append(group);
    }
  }
 
  /* Check if the snippetGroupCount property has been found
     if iCount is -1 this means, that the user has his snippets
     stored without groups. Therefore we will call the
     initConfigOldVersion() function below */
  // should not happen since this function has been removed
 
  if (iCount != -1) {
    iCount = _cfg->readNumEntry("snippetCount", 0);
    for ( int i=0; i<iCount; i++) {  //read the snippet-list
        strKeyName=TQString("snippetName_%1").arg(i);
        strKeyText=TQString("snippetText_%1").arg(i);
        strKeyId=TQString("snippetParent_%1").arg(i);
 
        TQString strNameVal="";
        TQString strTextVal="";
        int iParentVal = -1;
 
        strNameVal = _cfg->readEntry(strKeyName, "");
        strTextVal = _cfg->readEntry(strKeyText, "");
        iParentVal = _cfg->readNumEntry(strKeyId, -1);
        //kdDebug(5006) << "Read item " << strNameVal << " " << iParentVal << endl;
 
        if (strNameVal != "" && strTextVal != "" && iParentVal != -1) {
            TDEShortcut shortcut( _cfg->readEntry( TQString("snippetShortcut_%1").arg(i), TQString() ) );
            item = makeItem( SnippetItem::findGroupById(iParentVal, _list), strNameVal, strTextVal, shortcut );
            //kdDebug(5006) << "Created item " << item->getName() << " " << item->getParent() << endl;
            _list.append(item);
        }
    }
  } else {
      //kdDebug() << "iCount is not -1";
  }
 
  iCount = _cfg->readNumEntry("snippetSavedCount", 0);
 
  for ( int i=1; i<=iCount; i++) {  //read the saved-values and store in TQMap
    strKeyName=TQString("snippetSavedName_%1").arg(i);
    strKeyText=TQString("snippetSavedVal_%1").arg(i);
 
    TQString strNameVal="";
    TQString strTextVal="";
 
    strNameVal = _cfg->readEntry(strKeyName, "");
    strTextVal = _cfg->readEntry(strKeyText, "");
 
    if (strNameVal != "" && strTextVal != "") {
      _mapSaved[strNameVal] = strTextVal;
    }
  }
 
 
  _SnippetConfig.setDelimiter( _cfg->readEntry("snippetDelimiter", "$") );
  _SnippetConfig.setInputMethod( _cfg->readNumEntry("snippetVarInput", 0) );
  _SnippetConfig.setToolTips( _cfg->readBoolEntry("snippetToolTips", true) );
  _SnippetConfig.setAutoOpenGroups( _cfg->readNumEntry("snippetGroupAutoOpen", 1) );
 
  _SnippetConfig.setSingleRect( _cfg->readRectEntry("snippetSingleRect", 0L) );
  _SnippetConfig.setMultiRect( _cfg->readRectEntry("snippetMultiRect", 0L) );
}
 
void SnippetWidget::maybeTip( const TQPoint & p )
{
    SnippetItem * item = dynamic_cast<SnippetItem*>( itemAt( p ) );
    if (!item)
      return;
 
    TQRect r = itemRect( item );
 
    if (r.isValid() &&
        _SnippetConfig.useToolTips() )
    {
        tip( r, item->getText() );  //show the snippet's text
    }
}
 
void SnippetWidget::showPopupMenu( TQListViewItem * item, const TQPoint & p, int )
{
    TDEPopupMenu popup;
 
    SnippetItem * selectedItem = static_cast<SnippetItem *>(item);
    if ( item ) {
        popup.insertTitle( selectedItem->getName() );
        if (dynamic_cast<SnippetGroup*>(item)) {
            popup.insertItem( i18n("Edit &group..."), this, TQ_SLOT( slotEditGroup() ) );
        } else {
            popup.insertItem( SmallIconSet("edit-paste"), i18n("&Paste"), this, TQ_SLOT( slotExecuted() ) );
            popup.insertItem( SmallIconSet("edit"), i18n("&Edit..."), this, TQ_SLOT( slotEdit() ) );
        }
        popup.insertItem( SmallIconSet("edit-delete"), i18n("&Remove"), this, TQ_SLOT( slotRemove() ) );
        popup.insertSeparator();
    } else {
        popup.insertTitle(i18n("Text Snippets"));
    }
    popup.insertItem( i18n("&Add Snippet..."), this, TQ_SLOT( slotAdd() ) );
    popup.insertItem( i18n("Add G&roup..."), this, TQ_SLOT( slotAddGroup() ) );
 
    popup.exec(p);
}
 
 
//  fn SnippetWidget::parseText(TQString text, TQString del)
TQString SnippetWidget::parseText(TQString text, TQString del)
{
  TQString str = text;
  TQString strName = "";
  TQString strNew = "";
  TQString strMsg="";
  int iFound = -1;
  int iEnd = -1;
  TQMap<TQString, TQString> mapVar;
  int iInMeth = _SnippetConfig.getInputMethod();
  TQRect rSingle = _SnippetConfig.getSingleRect();
  TQRect rMulti = _SnippetConfig.getMultiRect();
 
  do {
    iFound = text.find(TQRegExp("\\"+del+"[A-Za-z-_0-9\\s]*\\"+del), iEnd+1);  //find the next variable by this TQRegExp
    if (iFound >= 0) {
      iEnd = text.find(del, iFound+1)+1;
      strName = text.mid(iFound, iEnd-iFound);
 
      if ( strName != del+del  ) {  //if not doubel-delimiter
        if (iInMeth == 0) { //if input-method "single" is selected
          if ( mapVar[strName].length() <= 0 ) {  // and not already in map
            strMsg=i18n("Please enter the value for <b>%1</b>:").arg(strName);
            strNew = showSingleVarDialog( strName, &_mapSaved, rSingle );
            if (strNew=="")
              return ""; //user clicked Cancle
          } else {
            continue; //we have already handled this variable
          }
        } else {
          strNew = ""; //for inputmode "multi" just reset new valaue
        }
      } else {
        strNew = del; //if double-delimiter -> replace by single character
      }
 
      if (iInMeth == 0) {  //if input-method "single" is selected
        str.replace(strName, strNew);
      }
 
      mapVar[strName] = strNew;
    }
  } while (iFound != -1);
 
  if (iInMeth == 1) {  //check config, if input-method "multi" is selected
    int w, bh, oh;
    w = rMulti.width();
    bh = rMulti.height();
    oh = rMulti.top();
    if (showMultiVarDialog( &mapVar, &_mapSaved, w, bh, oh )) {  //generate and show the dialog
      TQMap<TQString, TQString>::Iterator it;
      for ( it = mapVar.begin(); it != mapVar.end(); ++it ) {  //walk through the map and do the replacement
        str.replace(it.key(), it.data());
      }
    } else {
      return "";
    }
 
    rMulti.setWidth(w);   //this is a hack to save the dialog's dimensions in only one TQRect
    rMulti.setHeight(bh);
    rMulti.setTop(oh);
    rMulti.setLeft(0);
     _SnippetConfig.setMultiRect(rMulti);
  }
 
  _SnippetConfig.setSingleRect(rSingle);
 
  return str;
}
 
 
//  fn SnippetWidget::showMultiVarDialog()
bool SnippetWidget::showMultiVarDialog(TQMap<TQString, TQString> * map, TQMap<TQString, TQString> * mapSave,
                                       int & iWidth, int & iBasicHeight, int & iOneHeight)
{
  //if no var -> no need to show
  if (map->count() == 0)
    return true;
 
  //if only var is the double-delimiter -> no need to show
  TQMap<TQString, TQString>::Iterator it = map->begin();
  if ( map->count() == 1 && it.data()==_SnippetConfig.getDelimiter()+_SnippetConfig.getDelimiter() )
    return true;
 
  TQMap<TQString, KTextEdit *> mapVar2Te;  //this map will help keeping track which TEXTEDIT goes with which variable
  TQMap<TQString, TQCheckBox *> mapVar2Cb;  //this map will help keeping track which CHECKBOX goes with which variable
 
  // --BEGIN-- building a dynamic dialog
  TQDialog dlg(this);
  dlg.setCaption(i18n("Enter Values for Variables"));
 
  TQGridLayout * layout = new TQGridLayout( &dlg, 1, 1, 11, 6, "layout");
  TQGridLayout * layoutTop = new TQGridLayout( 0, 1, 1, 0, 6, "layoutTop");
  TQGridLayout * layoutVar = new TQGridLayout( 0, 1, 1, 0, 6, "layoutVar");
  TQGridLayout * layoutBtn = new TQGridLayout( 0, 1, 1, 0, 6, "layoutBtn");
 
  KTextEdit *te = NULL;
  TQLabel * labTop = NULL;
  TQCheckBox * cb = NULL;
 
  labTop = new TQLabel( &dlg, "label" );
  labTop->setSizePolicy( TQSizePolicy( (TQSizePolicy::SizeType)1, (TQSizePolicy::SizeType)0, 0, 0,
                         labTop->sizePolicy().hasHeightForWidth() ) );
  labTop->setText(i18n("Enter the replacement values for these variables:"));
  layoutTop->addWidget(labTop, 0, 0);
  layout->addMultiCellLayout( layoutTop, 0, 0, 0, 1 );
 
 
  int i = 0;                                           //walk through the variable map and add
  for ( it = map->begin(); it != map->end(); ++it ) {  //a checkbox, a lable and a lineedit to the main layout
    if (it.key() == _SnippetConfig.getDelimiter() + _SnippetConfig.getDelimiter())
      continue;
 
    cb = new TQCheckBox( &dlg, "cbVar" );
    cb->setChecked( false );
    cb->setText(it.key());
    layoutVar->addWidget( cb, i ,0, TQt::AlignTop );
 
    te = new KTextEdit( &dlg, "teVar" );
    layoutVar->addWidget( te, i, 1, TQt::AlignTop );
 
    if ((*mapSave)[it.key()].length() > 0) {
      cb->setChecked( true );
      te->setText((*mapSave)[it.key()]);
    }
 
    mapVar2Te[it.key()] = te;
    mapVar2Cb[it.key()] = cb;
 
    TQToolTip::add( cb, i18n("Enable this to save the value entered to the right as the default value for this variable") );
    TQWhatsThis::add( cb, i18n("If you enable this option, the value entered to the right will be saved. "
                              "If you use the same variable later, even in another snippet, the value entered to the right "
                  "will be the default value for that variable.") );
 
    i++;
  }
  layout->addMultiCellLayout( layoutVar, 1, 1, 0, 1 );
 
  KPushButton * btn1 = new KPushButton( KStdGuiItem::cancel(), &dlg, "pushButton1" );
  btn1->setSizePolicy( TQSizePolicy( (TQSizePolicy::SizeType)1, (TQSizePolicy::SizeType)0, 0, 0,
                         btn1->sizePolicy().hasHeightForWidth() ) );
  layoutBtn->addWidget( btn1, 0, 0 );
 
  KPushButton * btn2 = new KPushButton( KStdGuiItem::apply(), &dlg, "pushButton2" );
  btn2->setDefault( true );
  btn2->setSizePolicy( TQSizePolicy( (TQSizePolicy::SizeType)1, (TQSizePolicy::SizeType)0, 0, 0,
                         btn2->sizePolicy().hasHeightForWidth() ) );
  layoutBtn->addWidget( btn2, 0, 1 );
 
  layout->addMultiCellLayout( layoutBtn, 2, 2, 0, 1 );
  // --END-- building a dynamic dialog
 
  //connect the buttons to the TQDialog default slots
  connect(btn1, TQ_SIGNAL(clicked()), &dlg, TQ_SLOT(reject()) );
  connect(btn2, TQ_SIGNAL(clicked()), &dlg, TQ_SLOT(accept()) );
 
  //prepare to execute the dialog
  bool bReturn = false;
  //resize the textedits
  if (iWidth > 1) {
    TQRect r = dlg.geometry();
    r.setHeight(iBasicHeight + iOneHeight*mapVar2Te.count());
    r.setWidth(iWidth);
    dlg.setGeometry(r);
  }
  if ( i > 0 && // only if there are any variables
    dlg.exec() == TQDialog::Accepted ) {
 
    TQMap<TQString, KTextEdit *>::Iterator it2;
    for ( it2 = mapVar2Te.begin(); it2 != mapVar2Te.end(); ++it2 ) {
      if (it2.key() == _SnippetConfig.getDelimiter() + _SnippetConfig.getDelimiter())
        continue;
      (*map)[it2.key()] = it2.data()->text();    //copy the entered values back to the given map
 
      if (mapVar2Cb[it2.key()]->isChecked())     //if the checkbox is on; save the values for later
        (*mapSave)[it2.key()] = it2.data()->text();
      else
        (*mapSave).erase(it2.key());
    }
    bReturn = true;
 
    iBasicHeight = dlg.geometry().height() - layoutVar->geometry().height();
    iOneHeight = layoutVar->geometry().height() / mapVar2Te.count();
    iWidth = dlg.geometry().width();
  }
 
  //do some cleanup
  TQMap<TQString, KTextEdit *>::Iterator it1;
  for (it1 = mapVar2Te.begin(); it1 != mapVar2Te.end(); ++it1)
    delete it1.data();
  mapVar2Te.clear();
  TQMap<TQString, TQCheckBox *>::Iterator it2;
  for (it2 = mapVar2Cb.begin(); it2 != mapVar2Cb.end(); ++it2)
    delete it2.data();
  mapVar2Cb.clear();
  delete layoutTop;
  delete layoutVar;
  delete layoutBtn;
  delete layout;
 
  if (i==0) //if nothing happened this means, that there are no variables to translate
    return true; //.. so just return OK
 
  return bReturn;
//  return true;
}
 
 
//  fn SnippetWidget::showSingleVarDialog(TQString var, TQMap<TQString, TQString> * mapSave)
TQString SnippetWidget::showSingleVarDialog(TQString var, TQMap<TQString, TQString> * mapSave, TQRect & dlgSize)
{
  // --BEGIN-- building a dynamic dialog
  TQDialog dlg(this);
  dlg.setCaption(i18n("Enter Values for Variables"));
 
  TQGridLayout * layout = new TQGridLayout( &dlg, 1, 1, 11, 6, "layout");
  TQGridLayout * layoutTop = new TQGridLayout( 0, 1, 1, 0, 6, "layoutTop");
  TQGridLayout * layoutVar = new TQGridLayout( 0, 1, 1, 0, 6, "layoutVar");
  TQGridLayout * layoutBtn = new TQGridLayout( 0, 2, 1, 0, 6, "layoutBtn");
 
  KTextEdit *te = NULL;
  TQLabel * labTop = NULL;
  TQCheckBox * cb = NULL;
 
  labTop = new TQLabel( &dlg, "label" );
  layoutTop->addWidget(labTop, 0, 0);
  labTop->setText(i18n("Enter the replacement values for %1:").arg( var ));
  layout->addMultiCellLayout( layoutTop, 0, 0, 0, 1 );
 
 
  cb = new TQCheckBox( &dlg, "cbVar" );
  cb->setChecked( false );
  cb->setText(i18n( "Make value &default" ));
 
  te = new KTextEdit( &dlg, "teVar" );
  layoutVar->addWidget( te, 0, 1, TQt::AlignTop);
  layoutVar->addWidget( cb, 1, 1, TQt::AlignTop);
  if ((*mapSave)[var].length() > 0) {
    cb->setChecked( true );
    te->setText((*mapSave)[var]);
  }
 
  TQToolTip::add( cb, i18n("Enable this to save the value entered to the right as the default value for this variable") );
  TQWhatsThis::add( cb, i18n("If you enable this option, the value entered to the right will be saved. "
                            "If you use the same variable later, even in another snippet, the value entered to the right "
                            "will be the default value for that variable.") );
 
  layout->addMultiCellLayout( layoutVar, 1, 1, 0, 1 );
 
  KPushButton * btn1 = new KPushButton( KStdGuiItem::cancel(), &dlg, "pushButton1" );
  layoutBtn->addWidget( btn1, 0, 0 );
 
  KPushButton * btn2 = new KPushButton( KStdGuiItem::apply(), &dlg, "pushButton2" );
  btn2->setDefault( true );
  layoutBtn->addWidget( btn2, 0, 1 );
 
  layout->addMultiCellLayout( layoutBtn, 2, 2, 0, 1 );
  te->setFocus();
  // --END-- building a dynamic dialog
 
  //connect the buttons to the TQDialog default slots
  connect(btn1, TQ_SIGNAL(clicked()), &dlg, TQ_SLOT(reject()) );
  connect(btn2, TQ_SIGNAL(clicked()), &dlg, TQ_SLOT(accept()) );
 
  //execute the dialog
  TQString strReturn = "";
  if (dlgSize.isValid())
    dlg.setGeometry(dlgSize);
  if ( dlg.exec() == TQDialog::Accepted ) {
    if (cb->isChecked())     //if the checkbox is on; save the values for later
      (*mapSave)[var] = te->text();
    else
      (*mapSave).erase(var);
 
    strReturn = te->text();    //copy the entered values back the the given map
 
    dlgSize = dlg.geometry();
  }
 
  //do some cleanup
  delete cb;
  delete te;
  delete labTop;
  delete btn1;
  delete btn2;
  delete layoutTop;
  delete layoutVar;
  delete layoutBtn;
  delete layout;
 
  return strReturn;
}
 
//  fn SnippetWidget::acceptDrag (TQDropEvent *event) const
bool SnippetWidget::acceptDrag (TQDropEvent *event) const
{
  //kdDebug(5006) << "Format: " << event->format() << "" << event->pos() << endl;
 
  TQListViewItem * item = itemAt(event->pos());
 
  if (item &&
      TQString(event->format()).startsWith("text/plain") &&
      static_cast<SnippetWidget *>(event->source()) != this) {
    return true;
  } else if(item &&
      TQString(event->format()).startsWith("x-kmailsnippet") &&
      static_cast<SnippetWidget *>(event->source()) != this)
  {
    //kdDebug(5006) << "returning true " << endl;
    return true;
  } else {
    //kdDebug(5006) << "returning false" << endl;
    event->acceptAction(false);
    return false;
  }
}
 
//  fn SnippetWidget::slotDropped(TQDropEvent *e, TQListViewItem *after)
void SnippetWidget::slotDropped(TQDropEvent *e, TQListViewItem *)
{
  TQListViewItem * item2 = itemAt(e->pos());
 
  SnippetGroup *group = dynamic_cast<SnippetGroup *>(item2);
  if (!group)
    group = dynamic_cast<SnippetGroup *>(item2->parent());
 
  TQCString dropped;
  TQByteArray data = e->encodedData("text/plain");
  if ( e->provides("text/plain") && data.size()>0 ) {
    //get the data from the event...
    TQString encData(data.data());
    //kdDebug(5006) << "encData: " << encData << endl;
 
    //... then fill the dialog with the given data
    SnippetDlg dlg( mActionCollection, this, "SnippetDlg" );
    dlg.snippetName->clear();
    dlg.snippetText->setText(encData);
 
    /*fill the combobox with the names of all SnippetGroup entries*/
    for (SnippetItem *it=_list.first(); it; it=_list.next()) {
      if (dynamic_cast<SnippetGroup*>(it)) {
        dlg.cbGroup->insertItem(it->getName());
      }
    }
    dlg.cbGroup->setCurrentText(group->getName());
 
    if (dlg.exec() == TQDialog::Accepted) {
      /* get the group that the user selected with the combobox */
      group = dynamic_cast<SnippetGroup*>(SnippetItem::findItemByName(dlg.cbGroup->currentText(), _list));
      _list.append( makeItem(group, dlg.snippetName->text(), dlg.snippetText->text(), dlg.keyButton->shortcut() ) );
    }
  }
}
 
void SnippetWidget::startDrag()
{
    TQString text = dynamic_cast<SnippetItem*>( currentItem() )->getText();
    TQTextDrag *drag = new TQTextDrag(text, this);
    drag->setSubtype("x-textsnippet");
    drag->drag();
}
 
void SnippetWidget::slotExecute()
{
    slotExecuted(currentItem());
}
 
 
#include "snippetwidget.moc"