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build2/epsilon-master/apps/code/python_text_area.h 1.23 KB
6663b6c9   adorian   projet complet av...
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  #ifndef CODE_PYTHON_TEXT_AREA_H
  #define CODE_PYTHON_TEXT_AREA_H
  
  #include <escher/text_area.h>
  
  namespace Code {
  
  class PythonTextArea : public TextArea {
  public:
    PythonTextArea(Responder * parentResponder, KDText::FontSize fontSize) :
      TextArea(parentResponder, &m_contentView, fontSize),
      m_contentView(fontSize)
    {
    }
    void loadSyntaxHighlighter() { m_contentView.loadSyntaxHighlighter(); }
    void unloadSyntaxHighlighter() { m_contentView.unloadSyntaxHighlighter(); }
  protected:
    class ContentView : public TextArea::ContentView {
    public:
      ContentView(KDText::FontSize fontSize) :
        TextArea::ContentView(fontSize),
        m_pythonHeap(nullptr)
      {
      }
      void loadSyntaxHighlighter();
      void unloadSyntaxHighlighter();
      void clearRect(KDContext * ctx, KDRect rect) const override;
      void drawLine(KDContext * ctx, int line, const char * text, size_t length, int fromColumn, int toColumn) const override;
      KDRect dirtyRectFromCursorPosition(size_t index, bool lineBreak) const override;
    private:
      static constexpr size_t k_pythonHeapSize = 4096;
      char * m_pythonHeap;
    };
  private:
    const ContentView * nonEditableContentView() const override { return &m_contentView; }
    ContentView m_contentView;
  };
  
  }
  
  #endif