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//
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// ImportDialog is a dialog that is shown to user when importing a
// dictionary from a file. The dialog lets the user to select an
// imported file, a IME type and character encoding. The class is
// intended to be created and used by DictionaryTool application.

#ifndef MOZC_GUI_DICTIONARY_TOOL_IMPORT_DIALOG_H_
#define MOZC_GUI_DICTIONARY_TOOL_IMPORT_DIALOG_H_

#include <QtWidgets/QDialog>

#include "dictionary/user_dictionary_importer.h"
#include "gui/dictionary_tool/ui_import_dialog.h"

namespace mozc {

class UserDicStorageInterface;

namespace gui {

class ImportDialog : public QDialog,
                     private Ui::ImportDialog {
  Q_OBJECT

 public:
  ImportDialog(QWidget *parent = 0);
  virtual ~ImportDialog();

  // Accessor methods to get form values.
  const QString file_name() const;
  const QString dic_name() const;

  UserDictionaryImporter::IMEType ime_type() const;
  UserDictionaryImporter::EncodingType encoding_type() const;

  // Show this dialog synchronously. The field for name of a new
  // dictionary is shown.
  int ExecInCreateMode();
  // Show this dialog synchronously. The field for name of a new
  // dictionary is hidden.
  int ExecInAppendMode();

 private slots:
  // Check input fields and update state of the import button.
  void OnFormValueChanged();
  // Open a dialog that lets the user to select a file to be imported.
  void SelectFile();
  void Clicked(QAbstractButton *button);

 private:
  // return true if accept button can be enabled
  bool IsAcceptButtonEnabled() const;

  // Reset value of all forms to default.
  void Reset();

  enum Mode {
    CREATE,
    APPEND,
  };
  Mode mode_;
};

}  // namespace gui
}  // namespace mozc

#endif  // MOZC_GUI_DICTIONARY_TOOL_IMPORT_DIALOG_H_