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#include "gui/post_install_dialog/post_install_dialog.h"

#include <QtGui>

#include "base/run_level.h"
#include "gui/base/setup_util.h"
#include "gui/base/util.h"

#ifdef _WIN32
#include <windows.h>

#include "base/win32/scoped_com.h"
#include "win32/base/imm_util.h"
#endif  // _WIN32

namespace mozc {
namespace gui {
PostInstallDialog::PostInstallDialog() : setuputil_(new SetupUtil()) {
  setupUi(this);
  setWindowFlags(Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint |
                 Qt::MSWindowsFixedSizeDialogHint | Qt::WindowStaysOnTopHint);
  setWindowModality(Qt::NonModal);

  QObject::connect(okButton, SIGNAL(clicked()), this, SLOT(OnOk()));
  QObject::connect(setAsDefaultCheckBox, SIGNAL(stateChanged(int)), this,
                   SLOT(OnsetAsDefaultCheckBoxToggled(int)));

  // set the default state of migrateDefaultIMEUserDictionaryCheckBox
  const bool status =
      (!RunLevel::IsElevatedByUAC() && setuputil_->LockUserDictionary());
  migrateDefaultIMEUserDictionaryCheckBox->setVisible(status);

  // import MS-IME by default
  migrateDefaultIMEUserDictionaryCheckBox->setChecked(true);

  GuiUtil::ReplaceWidgetLabels(this);
}

void PostInstallDialog::OnOk() {
  ApplySettings();
  done(QDialog::Accepted);
}

void PostInstallDialog::reject() { done(QDialog::Rejected); }

void PostInstallDialog::ApplySettings() {
#ifdef _WIN32
  uint32_t flags = SetupUtil::NONE;
  if (setAsDefaultCheckBox->isChecked()) {
    flags |= SetupUtil::IME_DEFAULT;
  }
  if (IMEHotKeyDisabledCheckBox->isEnabled() &&
      IMEHotKeyDisabledCheckBox->isChecked()) {
    flags |= SetupUtil::DISABLE_HOTKEY;
  }
  if (migrateDefaultIMEUserDictionaryCheckBox->isChecked() &&
      migrateDefaultIMEUserDictionaryCheckBox->isVisible()) {
    flags |= SetupUtil::IMPORT_MSIME_DICTIONARY;
  }
  setuputil_->SetDefaultProperty(flags);
#else   // _WIN32
  // not supported on Mac and Linux
#endif  // _WIN32
}

void PostInstallDialog::OnsetAsDefaultCheckBoxToggled(int state) {
#ifdef _WIN32
  // IMEHotKey is only activated when setAsDefaultCheckBox is checked.
  IMEHotKeyDisabledCheckBox->setChecked(state);
  IMEHotKeyDisabledCheckBox->setEnabled(static_cast<bool>(state));
#endif  // _WIN32
}

}  // namespace gui
}  // namespace mozc
