language/duchain/smartconverter.cpp

   1 /*
   2  * Copyright 2006 Hamish Rodda <rodda@kde.org>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU Library General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public
  15  * License along with this program; if not, write to the
  16  * Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "smartconverter.h"
  21
  22 #include <ktexteditor/smartrange.h>
  23 #include <ktexteditor/document.h>
  24 #include <KTextEditor/SmartInterface>
  25
  26 #include "../editor/editorintegrator.h"
  27 #include "../editor/hashedstring.h"
  28
  29 #include "ducontext.h"
  30 #include "declaration.h"
  31 #include "use.h"
  32 #include "topducontext.h"
  33 #include "duchain.h"
  34 #include "duchainlock.h"
  35 #include "indexedstring.h"
  36
  37 using namespace KTextEditor;
  38
  39 namespace KDevelop
  40 {
  41
  42 class SmartConverterPrivate
  43 {
  44 public:
  45   void convertDUChainInternal(const LockedSmartInterface& iface, DUContext* context, bool first = false) const
  46   {
  47     if (!first)
  48       context->setSmartRange(m_editor->createRange(iface, context->range().textRange())->toSmartRange());
  49
  50     foreach (Declaration* dec, context->localDeclarations()) {
  51       dec->setSmartRange(m_editor->createRange(iface, dec->range().textRange())->toSmartRange());
  52       m_editor->exitCurrentRange(iface);
  53     }
  54
  55     for(int a = 0; a < context->usesCount(); ++a) {
  56       context->setUseSmartRange(a, m_editor->createRange(iface, context->uses()[a].m_range.textRange())->toSmartRange());
  57       m_editor->exitCurrentRange(iface);
  58     }
  59
  60     foreach (DUContext* child, context->childContexts())
  61       convertDUChainInternal(iface, child);
  62
  63     m_editor->exitCurrentRange(iface);
  64   }
  65
  66   void deconvertDUChainInternal(DUContext* context) const
  67   {
  68     foreach (Declaration* dec, context->localDeclarations())
  69       dec->clearSmartRange();
  70
  71     context->clearUseSmartRanges();
  72
  73     foreach (DUContext* child, context->childContexts())
  74       deconvertDUChainInternal(child);
  75
  76     context->clearSmartRange();
  77   }
  78
  79   KDevelop::EditorIntegrator* m_editor;
  80 };
  81
  82 SmartConverter::SmartConverter(KDevelop::EditorIntegrator* editor)
  83   : d(new SmartConverterPrivate)
  84 {
  85   d->m_editor = editor;
  86 }
  87
  88 SmartConverter::~SmartConverter()
  89 {
  90   delete d;
  91 }
  92
  93 void SmartConverter::convertDUChain(DUContext* context) const
  94 {
  95   if(context->inDUChain()) {
  96     ENSURE_CHAIN_WRITE_LOCKED
  97   }
  98
  99   d->m_editor->setCurrentUrl( context->url(), true );
 100
 101   LockedSmartInterface iface  = d->m_editor->smart();
 102   Q_ASSERT(iface);
 103   if (iface && !context->smartRange()) {
 104     context->setSmartRange(d->m_editor->topRange(iface, KDevelop::EditorIntegrator::DefinitionUseChain)->toSmartRange());
 105     if (context->range().textRange() != iface.currentDocument()->documentRange())
 106       kWarning() << "Context range to be converted" << context->range().textRange() << "does not match the document range" << iface.currentDocument()->documentRange();
 107     //Q_ASSERT(context->range().textRange() == iface.currentDocument()->documentRange());
 108     Q_ASSERT(context->smartRange() && !context->smartRange()->parentRange() && context->smartRange()->childRanges().isEmpty());
 109
 110     d->convertDUChainInternal(iface, context, true);
 111     d->m_editor->exitCurrentRange(iface); //topRange(..) opens a range
 112   }
 113 }
 114
 115 void SmartConverter::deconvertDUChain(DUContext* context) const
 116 {
 117   if(context->inDUChain()) {
 118     ENSURE_CHAIN_WRITE_LOCKED
 119   }
 120
 121   d->m_editor->setCurrentUrl( IndexedString(context->url().str()), true );
 122
 123   LockedSmartInterface iface  = d->m_editor->smart();
 124   if (iface) {
 125     d->deconvertDUChainInternal(context);
 126   }
 127 }
 128
 129 }
 130
 131 // kate: space-indent on; indent-width 2; tab-width 4; replace-tabs on; auto-insert-doxygen on