C++ KateView::cursorPosition方法代码示例

void UndoManagerTest::testSelectionUndo()
{
  TestDocument doc;
  KateView *view = static_cast<KateView*>(doc.createView(0));

  doc.setText("aaaa bbbb cccc\n"
              "dddd eeee ffff");
  view->setCursorPosition(KTextEditor::Cursor(1, 9));
  KTextEditor::Range selectionRange(KTextEditor::Cursor(0, 5),
                                    KTextEditor::Cursor(1, 9));
  view->setSelection(selectionRange);

  doc.typeChars(view, "eeee");

  // cursor position: "aaaa eeee| ffff", no selection anymore
  QCOMPARE(view->cursorPosition(), KTextEditor::Cursor(0, 9));
  QCOMPARE(view->selection(), false);

  // undo to remove "eeee" and add selection and text again
  doc.undo();
  QCOMPARE(view->cursorPosition(), KTextEditor::Cursor(1, 9));
  QCOMPARE(view->selection(), true);
  QCOMPARE(view->selectionRange(), selectionRange);

  // redo to insert "eeee" again and remove selection
  // cursor position: "aaaa eeee| ffff", no selection anymore
  doc.redo();
  QCOMPARE(view->cursorPosition(), KTextEditor::Cursor(0, 9));
  QCOMPARE(view->selection(), false);

  delete view;
}

void UndoManagerTest::testCursorPosition()
{
  TestDocument doc;
  KateView *view = static_cast<KateView*>(doc.createView(0));

  doc.setText("aaaa bbbb cccc\n"
              "dddd  ffff");
  view->setCursorPosition(KTextEditor::Cursor(1, 5));

  doc.typeChars(view, "eeee");

  // cursor position: "dddd eeee| ffff"
  QCOMPARE(view->cursorPosition(), KTextEditor::Cursor(1, 9));

  // undo once to remove "eeee", cursor position: "dddd | ffff"
  doc.undo();
  QCOMPARE(view->cursorPosition(), KTextEditor::Cursor(1, 5));

  // redo once to insert "eeee" again. cursor position: "dddd eeee| ffff"
  doc.redo();
  QCOMPARE(view->cursorPosition(), KTextEditor::Cursor(1, 9));

  delete view;
}

// tests:
// - RangeFeedback::caretEnteredRange
// - RangeFeedback::caretExitedRange
void MovingRangeTest::testFeedbackCaret()
{
  KateDocument doc (false, false, false);
  // the range created below will span the 'x' characters
  QString text("..xxxx\n"
               "xxxx..");
  doc.setText(text);
  
  KateView* view = static_cast<KateView*>(doc.createView(0));

  // create range feedback
  RangeFeedback rf;

  // first test: with ExpandLeft | ExpandRight
  {
    view->setCursorPosition(Cursor(1, 6));

    MovingRange* range = doc.newMovingRange(Range(Cursor(0, 2), Cursor(1, 4)),
                                            KTextEditor::MovingRange::ExpandLeft |
                                            KTextEditor::MovingRange::ExpandRight,
                                            KTextEditor::MovingRange::InvalidateIfEmpty);
    rf.reset();
    range->setFeedback(&rf);
    rf.verifyReset();

    // left
    view->cursorLeft();
    QCOMPARE(view->cursorPosition(), Cursor(1, 5));
    QVERIFY(!rf.caretEnteredRangeCalled());
    QVERIFY(!rf.caretExitedRangeCalled());
    
    view->cursorLeft();
    QCOMPARE(view->cursorPosition(), Cursor(1, 4));
    QVERIFY(rf.caretEnteredRangeCalled()); // ExpandRight: include cursor already now
    QVERIFY(!rf.caretExitedRangeCalled());

    rf.reset();
    view->cursorLeft();
    QCOMPARE(view->cursorPosition(), Cursor(1, 3));
    QVERIFY(!rf.caretEnteredRangeCalled());
    QVERIFY(!rf.caretExitedRangeCalled());

    rf.reset();
    view->up();
    QCOMPARE(view->cursorPosition(), Cursor(0, 3));
    QVERIFY(!rf.caretEnteredRangeCalled());
    QVERIFY(!rf.caretExitedRangeCalled());

    rf.reset();
    view->cursorLeft();
    QCOMPARE(view->cursorPosition(), Cursor(0, 2));
    QVERIFY(!rf.caretEnteredRangeCalled());
    QVERIFY(!rf.caretExitedRangeCalled());

    rf.reset();
    view->cursorLeft();
    QCOMPARE(view->cursorPosition(), Cursor(0, 1)); // ExpandLeft: now we left it, not before
    QVERIFY(!rf.caretEnteredRangeCalled());
    QVERIFY(rf.caretExitedRangeCalled());
    
    delete range;
  }
  
  
  // second test: with DoNotExpand
  {
    view->setCursorPosition(Cursor(1, 6));

    MovingRange* range = doc.newMovingRange(Range(Cursor(0, 2), Cursor(1, 4)),
                                            KTextEditor::MovingRange::DoNotExpand,
                                            KTextEditor::MovingRange::InvalidateIfEmpty);
    rf.reset();
    range->setFeedback(&rf);
    rf.verifyReset();

    // left
    view->cursorLeft();
    QCOMPARE(view->cursorPosition(), Cursor(1, 5));
    QVERIFY(!rf.caretEnteredRangeCalled());
    QVERIFY(!rf.caretExitedRangeCalled());
    
    view->cursorLeft();
    QCOMPARE(view->cursorPosition(), Cursor(1, 4));
    QVERIFY(!rf.caretEnteredRangeCalled()); // DoNotExpand: does not include cursor
    QVERIFY(!rf.caretExitedRangeCalled());

    rf.reset();
    view->cursorLeft();
    QCOMPARE(view->cursorPosition(), Cursor(1, 3));
    QVERIFY(rf.caretEnteredRangeCalled());
    QVERIFY(!rf.caretExitedRangeCalled());

    rf.reset();
    view->up();
    QCOMPARE(view->cursorPosition(), Cursor(0, 3));
    QVERIFY(!rf.caretEnteredRangeCalled());
    QVERIFY(!rf.caretExitedRangeCalled());
//.........这里部分代码省略.........

//.........这里部分代码省略.........
            cmd == "goto" )
  {
    // find a integer value > 0
    if ( ! args.count() )
      KCC_ERR( i18n("Missing argument. Usage: %1 <value>",  cmd ) );
    bool ok;
    int val ( args.first().toInt( &ok, 10 ) ); // use base 10 even if the string starts with '0'
    if ( !ok )
      KCC_ERR( i18n("Failed to convert argument '%1' to integer.",
                  args.first() ) );

    if ( cmd == "set-tab-width" )
    {
      if ( val < 1 )
        KCC_ERR( i18n("Width must be at least 1.") );
      v->doc()->config()->setTabWidth( val );
    }
    else if ( cmd == "set-indent-width" )
    {
      if ( val < 1 )
        KCC_ERR( i18n("Width must be at least 1.") );
      v->doc()->config()->setIndentationWidth( val );
    }
    else if ( cmd == "set-word-wrap-column" )
    {
      if ( val < 2 )
        KCC_ERR( i18n("Column must be at least 1.") );
      v->doc()->setWordWrapAt( val );
    }
    else if ( cmd == "goto" )
    {
      if ( args.first().at(0) == '-' || args.first().at(0) == '+' ) {
        // if the number starts with a minus or plus sign, add/subract the number
        val = v->cursorPosition().line() + val;
      } else {
        val--; // convert given line number to the internal representation of line numbers
      }

      // constrain cursor to the range [0, number of lines]
      if ( val < 0 ) {
        val = 0;
      } else if ( val > v->doc()->lines()-1 ) {
        val = v->doc()->lines()-1;
      }

      v->setCursorPosition( KTextEditor::Cursor( val, 0 ) );
      return true;
    }
    return true;
  }

  // ALL commands that takes 1 boolean argument.
  else if ( cmd == "set-icon-border" ||
            cmd == "set-folding-markers" ||
            cmd == "set-line-numbers" ||
            cmd == "set-replace-tabs" ||
            cmd == "set-show-tabs" ||
            cmd == "set-word-wrap" ||
            cmd == "set-wrap-cursor" ||
            cmd == "set-replace-tabs-save" ||
            cmd == "set-show-indent" )
  {
    if ( ! args.count() )
      KCC_ERR( i18n("Usage: %1 on|off|1|0|true|false",  cmd ) );
    bool enable = false;
    KateDocumentConfig * const config = v->doc()->config();