kate/tests/arbitraryhighlighttest.cpp

   1 /* This file is part of the KDE libraries
   2    Copyright (C) 2005 Hamish Rodda <rodda@kde.org>
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License version 2 as published by the Free Software Foundation.
   7
   8    This library is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11    Library General Public License for more details.
  12
  13    You should have received a copy of the GNU Library General Public License
  14    along with this library; see the file COPYING.LIB.  If not, write to
  15    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  16    Boston, MA 02110-1301, USA.
  17 */
  18
  19 #include "arbitraryhighlighttest.h"
  20
  21 #include <ktexteditor/document.h>
  22 #include <ktexteditor/smartinterface.h>
  23 #include <ktexteditor/rangefeedback.h>
  24 #include <ktexteditor/attribute.h>
  25
  26 #include <QtCore/QTimer>
  27
  28 using namespace KTextEditor;
  29
  30 ArbitraryHighlightTest::ArbitraryHighlightTest(Document* parent)
  31   : QObject(parent)
  32   , m_topRange(0L)
  33 {
  34   QTimer::singleShot(0, this, SLOT(slotCreateTopRange()));
  35 }
  36
  37 ArbitraryHighlightTest::~ArbitraryHighlightTest()
  38 {
  39 }
  40
  41 Document * ArbitraryHighlightTest::doc( ) const
  42 {
  43   return qobject_cast<Document*>(const_cast<QObject*>(parent()));
  44 }
  45
  46 KTextEditor::SmartInterface * ArbitraryHighlightTest::smart( ) const
  47 {
  48   return dynamic_cast<SmartInterface*>(doc());
  49 }
  50
  51 void ArbitraryHighlightTest::slotRangeChanged(SmartRange* range, SmartRange* mostSpecificChild)
  52 {
  53   static Attribute::Ptr ranges[10] = {Attribute::Ptr(),Attribute::Ptr(),Attribute::Ptr(),Attribute::Ptr(),Attribute::Ptr(),Attribute::Ptr(),Attribute::Ptr(),Attribute::Ptr(),Attribute::Ptr(),Attribute::Ptr()};
  54   static const QChar openBrace = QChar('{');
  55   static const QChar closeBrace = QChar('}');
  56
  57   if (!ranges[0]) {
  58     for (int i = 0; i < 10; ++i) {
  59       ranges[i] = new Attribute();
  60       ranges[i]->setBackground(QColor(0xFF - (i * 0x20), 0xFF, 0xFF));
  61     }
  62     //ranges[2]->setFontBold();
  63     //ranges[2]->setForeground(Qt::red);
  64
  65     Attribute::Ptr dyn(new Attribute());
  66     dyn->setBackground(Qt::blue);
  67     dyn->setForeground(Qt::white);
  68     //dyn->setTextOutline(QPen(Qt::yellow));
  69     dyn->setEffects(Attribute::EffectFadeIn | Attribute::EffectFadeOut);
  70     ranges[1]->setDynamicAttribute(Attribute::ActivateMouseIn, dyn);
  71
  72     Attribute::Ptr dyn2(new Attribute());
  73     dyn2->setBackground(Qt::green);
  74     dyn2->setForeground(Qt::white);
  75     ranges[1]->setDynamicAttribute(Attribute::ActivateCaretIn, dyn2);
  76
  77     ranges[3]->setFontUnderline(true);
  78     ranges[3]->setSelectedForeground(Qt::magenta);
  79     ranges[4]->setFontStrikeOut(true);
  80     ranges[5]->setOutline(Qt::blue);
  81     ranges[5]->setForeground(Qt::white);
  82   }
  83
  84   SmartRange* currentRange = mostSpecificChild;
  85   currentRange->deleteChildRanges();
  86
  87   Cursor current = currentRange->start();
  88   QStringList text;
  89
  90   Range textNeeded = *currentRange;
  91   if (range != currentRange) {
  92     if (textNeeded.start() >= textNeeded.end() - Cursor(0,2)) {
  93       outputRange(range, mostSpecificChild);
  94       return;
  95     }
  96
  97     textNeeded.start() += Cursor(0,1);
  98     textNeeded.end() -= Cursor(0,1);
  99
 100     current += Cursor(0,1);
 101   }
 102
 103   text = currentRange->document()->textLines(textNeeded);
 104
 105   foreach (const QString &string, text) {
 106     for (int i = 0; i < string.length(); ++i) {
 107       if (string.at(i) == openBrace) {
 108         currentRange = smart()->newSmartRange(current, currentRange->end(), currentRange);
 109         connect(currentRange->primaryNotifier(), SIGNAL(mouseEnteredRange(KTextEditor::SmartRange*, KTextEditor::View*)), SLOT(slotMouseEnteredRange(KTextEditor::SmartRange*, KTextEditor::View*)));
 110         connect(currentRange->primaryNotifier(), SIGNAL(mouseExitedRange(KTextEditor::SmartRange*, KTextEditor::View*)), SLOT(slotMouseExitedRange(KTextEditor::SmartRange*, KTextEditor::View*)));
 111         connect(currentRange->primaryNotifier(), SIGNAL(caretEnteredRange(KTextEditor::SmartRange*, KTextEditor::View*)), SLOT(slotCaretEnteredRange(KTextEditor::SmartRange*, KTextEditor::View*)));
 112         connect(currentRange->primaryNotifier(), SIGNAL(caretExitedRange(KTextEditor::SmartRange*, KTextEditor::View*)), SLOT(slotCaretExitedRange(KTextEditor::SmartRange*, KTextEditor::View*)));
 113
 114         if (currentRange->depth() < 10)
 115           currentRange->setAttribute(ranges[currentRange->depth()]);
 116
 117       } else if (string.at(i) == closeBrace && currentRange->parentRange()) {
 118         currentRange->end() = current + Cursor(0,1);
 119         currentRange = currentRange->parentRange();
 120       }
 121       current.setColumn(current.column() + 1);
 122     }
 123     current.setPosition(current.line() + 1, 0);
 124   }
 125
 126   //outputRange(range, mostSpecificChild);
 127 }
 128
 129 void ArbitraryHighlightTest::outputRange( KTextEditor::SmartRange * range, KTextEditor::SmartRange * mostSpecific )
 130 {
 131   kDebug() << (mostSpecific == range ? "==> " : "       ") << QString(range->depth(), ' ') << *range;
 132   foreach (SmartRange* child, range->childRanges())
 133     outputRange(child, mostSpecific);
 134 }
 135
 136 void ArbitraryHighlightTest::slotRangeDeleted( KTextEditor::SmartRange * )
 137 {
 138   m_topRange = 0L;
 139   QTimer::singleShot(0, this, SLOT(slotCreateTopRange()));
 140 }
 141
 142 void ArbitraryHighlightTest::slotCreateTopRange( )
 143 {
 144   m_topRange = smart()->newSmartRange(static_cast<Document*>(parent())->documentRange());
 145   smart()->addHighlightToDocument(m_topRange, true);
 146   m_topRange->setInsertBehavior(SmartRange::ExpandRight);
 147   connect(m_topRange->primaryNotifier(), SIGNAL(rangeContentsChanged(KTextEditor::SmartRange*, KTextEditor::SmartRange*)), SLOT(slotRangeChanged(KTextEditor::SmartRange*, KTextEditor::SmartRange*)));
 148   connect(m_topRange->primaryNotifier(), SIGNAL(rangeDeleted(KTextEditor::SmartRange*)), SLOT(slotRangeDeleted(KTextEditor::SmartRange*)));
 149
 150   slotRangeChanged(m_topRange, m_topRange);
 151 }
 152
 153 void ArbitraryHighlightTest::slotMouseEnteredRange(KTextEditor::SmartRange* range, KTextEditor::View* view)
 154 {
 155   kDebug() << k_funcinfo << *range;
 156 }
 157
 158 void ArbitraryHighlightTest::slotMouseExitedRange(KTextEditor::SmartRange* range, KTextEditor::View* view)
 159 {
 160   kDebug() << k_funcinfo << *range;
 161 }
 162
 163 void ArbitraryHighlightTest::slotCaretEnteredRange(KTextEditor::SmartRange* range, KTextEditor::View* view)
 164 {
 165   kDebug() << k_funcinfo << *range;
 166 }
 167
 168 void ArbitraryHighlightTest::slotCaretExitedRange(KTextEditor::SmartRange* range, KTextEditor::View* view)
 169 {
 170   kDebug() << k_funcinfo << *range;
 171 }
 172
 173 #include "arbitraryhighlighttest.moc"