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#include "win32/tip/tip_ui_handler.h"

#include "base/logging.h"
#include "base/util.h"
#include "win32/tip/tip_text_service.h"
#include "win32/tip/tip_ui_handler_conventional.h"
#include "win32/tip/tip_ui_handler_immersive.h"

namespace mozc {
namespace win32 {
namespace tsf {

ITfUIElement *TipUiHandler::CreateUI(UiType type,
                                     TipTextService *text_service,
                                     ITfContext *context) {
  if (text_service->IsImmersiveUI()) {
    return TipUiHandlerImmersive::CreateUI(
        type, text_service, context);
  } else {
    return TipUiHandlerConventional::CreateUI(
        type, text_service, context);
  }
}

void TipUiHandler::OnDestroyElement(TipTextService *text_service,
                                    ITfUIElement *element) {
  if (text_service->IsImmersiveUI()) {
    TipUiHandlerImmersive::OnDestroyElement(element);
  } else {
    TipUiHandlerConventional::OnDestroyElement(element);
  }
}

void TipUiHandler::OnActivate(TipTextService *text_service) {
  if (text_service->IsImmersiveUI()) {
    TipUiHandlerImmersive::OnActivate();
  } else {
    TipUiHandlerConventional::OnActivate(text_service);
  }
}

void TipUiHandler::OnDeactivate(TipTextService *text_service) {
  if (text_service->IsImmersiveUI()) {
    TipUiHandlerImmersive::OnDeactivate();
  } else {
    TipUiHandlerConventional::OnDeactivate();
  }
}

void TipUiHandler::OnFocusChange(TipTextService *text_service,
                                 ITfDocumentMgr *focused_document_manager) {
  if (text_service->IsImmersiveUI()) {
    TipUiHandlerImmersive::OnFocusChange(
        text_service, focused_document_manager);
  } else {
    TipUiHandlerConventional::OnFocusChange(
        text_service, focused_document_manager);
  }
}

bool TipUiHandler::Update(TipTextService *text_service,
                          ITfContext *context,
                          TfEditCookie read_cookie) {
  if (text_service->IsImmersiveUI()) {
    return TipUiHandlerImmersive::Update(text_service, context, read_cookie);
  } else {
    return TipUiHandlerConventional::Update(text_service, context, read_cookie);
  }
}

bool TipUiHandler::OnDllProcessAttach(HINSTANCE module_handle,
                                      bool static_loading) {
  // In DllMain, we must not call functions exported by user32.dll, which means
  // that we cannot determine if the current process is immersive mode or not.
  // So we call both initializer here.
  TipUiHandlerConventional::OnDllProcessAttach(module_handle, static_loading);
  TipUiHandlerImmersive::OnDllProcessAttach(module_handle, static_loading);
  return true;
}

void TipUiHandler::OnDllProcessDetach(HINSTANCE module_handle,
                                      bool process_shutdown) {
  // In DllMain, we must not call functions exported by user32.dll, which means
  // that we cannot determine if the current process is immersive mode or not.
  // So we call both uninitializers here.
  TipUiHandlerConventional::OnDllProcessDetach(module_handle, process_shutdown);
  TipUiHandlerImmersive::OnDllProcessDetach(module_handle, process_shutdown);
}

}  // namespace tsf
}  // namespace win32
}  // namespace mozc