CSSSupportsRule.cpp 2.4 KB

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  1. /* Copyright (C) 2012 Motorola Mobility Inc. All rights reserved.
  2. *
  3. * Redistribution and use in source and binary forms, with or without
  4. * modification, are permitted provided that the following conditions are
  5. * met:
  6. *
  7. * 1. Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * 2. Redistributions in binary form must reproduce the above
  10. * copyright notice, this list of conditions and the following disclaimer in
  11. * the documentation and/or other materials provided with the distribution.
  12. * 3. Neither the name of Motorola Mobility Inc. nor the names of its
  13. * contributors may be used to endorse or promote products derived from this
  14. * software without specific prior written permission.
  15. *
  16. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20. * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22. * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23. * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24. * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27. */
  28. #include "config.h"
  29. #include "CSSSupportsRule.h"
  30. #include "CSSParser.h"
  31. #include "CSSRule.h"
  32. #include "CSSRuleList.h"
  33. #include "CSSStyleSheet.h"
  34. #include "ExceptionCode.h"
  35. #include "StyleRule.h"
  36. #include <wtf/text/StringBuilder.h>
  37. #if ENABLE(CSS3_CONDITIONAL_RULES)
  38. namespace WebCore {
  39. CSSSupportsRule::CSSSupportsRule(StyleRuleSupports* supportsRule, CSSStyleSheet* parent)
  40. : CSSGroupingRule(supportsRule, parent)
  41. {
  42. }
  43. String CSSSupportsRule::cssText() const
  44. {
  45. StringBuilder result;
  46. result.append("@supports ");
  47. result.append(conditionText());
  48. result.append(" {\n");
  49. appendCssTextForItems(result);
  50. result.append('}');
  51. return result.toString();
  52. }
  53. String CSSSupportsRule::conditionText() const
  54. {
  55. return toStyleRuleSupports(m_groupRule.get())->conditionText();
  56. }
  57. } // namespace WebCore
  58. #endif