src/win32/base/text_icon.h

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#ifndef MOZC_WIN32_BASE_TEXT_ICON_H_
#define MOZC_WIN32_BASE_TEXT_ICON_H_

#include <windows.h>

#include "base/port.h"
#include "base/string_piece.h"

namespace mozc {
namespace win32 {

class TextIcon {
 public:
  // Returns a monochrome icon with rendering |text| by using given |fontname|
  // and |text_color|.
  // The returned icon consists of color bitmap (a.k.a. XOR bitmap) and mask
  // bitmap (a.k.a. AND bitmap). This is mainly because ITfLangBarMgr causes
  // GDI handle leak when ITfLangBarItemButton::GetIcon returns an icon which
  // consists only of mask bitmap (AND bitmap).
  static HICON CreateMonochromeIcon(size_t width,
                                    size_t height,
                                    StringPiece text,
                                    StringPiece fontname,
                                    COLORREF text_color);

 private:
  DISALLOW_IMPLICIT_CONSTRUCTORS(TextIcon);
};

}  // namespace win32
}  // namespace mozc

#endif  // MOZC_WIN32_BASE_TEXT_ICON_H_