DevTools: [CSS] Add CSS.editRangeInStyleSheetText() to the protocol

Source/core/inspector/InspectorStyleSheet.cpp

 /*
  * Copyright (C) 2010, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 1539 matching lines @@
     text.replace(bodyStart, bodyEnd - bodyStart, newStyleText);
     *result = text;
     return true;
 }
 
 InspectorCSSId InspectorStyleSheet::ruleId(CSSStyleRule* rule) const
 {
     return ruleOrStyleId(rule->style());
 }
 
+bool InspectorStyleSheet::lineNumberAndColumnToOffset(unsigned lineNumber, unsigned columnNumber, unsigned* offset) const
+{
+    OwnPtr<Vector<unsigned> > endings = lineEndings();
+    if (lineNumber >= endings->size())
+        return false;
+    TextPosition position(OrdinalNumber::fromZeroBasedInt(lineNumber), OrdinalNumber::fromZeroBasedInt(columnNumber));
+    *offset = position.toOffsetPosition(*endings).zeroBasedInt();

[apavlov, 2014/02/21 14:37:55]

This should check for columnNumber-is-beyond-last-char-in-last-line here, too

[lushnikov, 2014/02/23 16:07:07]

Added check that columnNumber is beyond the amount of characters in the line.

+    return true;
+}
+
 void InspectorStyleSheet::revalidateStyle(CSSStyleDeclaration* pageStyle)
 {
     if (m_isRevalidating)
         return;
 
     m_isRevalidating = true;
     ensureFlatRules();
     for (unsigned i = 0, size = m_flatRules.size(); i < size; ++i) {
         CSSStyleRule* parsedRule = InspectorCSSAgent::asCSSStyleRule(m_flatRules.at(i).get());
         if (parsedRule && parsedRule->style() == pageStyle) {
@@ skipping 169 matching lines @@
 
     RefPtr<MutableStylePropertySet> tempDeclaration = MutableStylePropertySet::create();
     RuleSourceDataList ruleSourceDataResult;
     StyleSheetHandler handler(m_styleText, &m_element->document(), m_element->document().elementSheet()->contents(), &ruleSourceDataResult);
     createCSSParser(&m_element->document())->parseDeclaration(tempDeclaration.get(), m_styleText, &handler, m_element->document().elementSheet()->contents());
     return ruleSourceDataResult.first().release();
 }
 
 } // namespace WebCore