#include "windowmanagerimp.hpp"

#include <cassert>
#include <iterator>

#include "MyGUI_UString.h"
#include "MyGUI_IPointer.h"
#include "MyGUI_ResourceImageSetPointer.h"
#include "MyGUI_TextureUtility.h"

#include <openengine/ogre/renderer.hpp>
#include <openengine/gui/manager.hpp>

#include <extern/sdl4ogre/sdlcursormanager.hpp>

#include "../mwbase/inputmanager.hpp"

#include "../mwworld/class.hpp"

#include "console.hpp"
#include "journalwindow.hpp"
#include "journalviewmodel.hpp"
#include "charactercreation.hpp"
#include "dialogue.hpp"
#include "statswindow.hpp"
#include "messagebox.hpp"
#include "tooltips.hpp"
#include "scrollwindow.hpp"
#include "bookwindow.hpp"
#include "hud.hpp"
#include "mainmenu.hpp"
#include "countdialog.hpp"
#include "tradewindow.hpp"
#include "spellbuyingwindow.hpp"
#include "travelwindow.hpp"
#include "settingswindow.hpp"
#include "confirmationdialog.hpp"
#include "alchemywindow.hpp"
#include "spellwindow.hpp"
#include "quickkeysmenu.hpp"
#include "loadingscreen.hpp"
#include "levelupdialog.hpp"
#include "waitdialog.hpp"
#include "enchantingdialog.hpp"
#include "trainingwindow.hpp"
#include "exposedwindow.hpp"
#include "cursor.hpp"
#include "merchantrepair.hpp"
#include "repair.hpp"
#include "soulgemdialog.hpp"
#include "companionwindow.hpp"
#include "inventorywindow.hpp"
#include "bookpage.hpp"
#include "itemview.hpp"
#include "fontloader.hpp"

namespace MWGui
{

    WindowManager::WindowManager(
        const Compiler::Extensions& extensions, int fpsLevel, OEngine::Render::OgreRenderer *ogre,
            const std::string& logpath, const std::string& cacheDir, bool consoleOnlyScripts,
            Translation::Storage& translationDataStorage, ToUTF8::FromType encoding)
      : mGuiManager(NULL)
      , mRendering(ogre)
      , mHud(NULL)
      , mMap(NULL)
      , mMenu(NULL)
      , mStatsWindow(NULL)
      , mToolTips(NULL)
      , mMessageBoxManager(NULL)
      , mConsole(NULL)
      , mJournal(NULL)
      , mDialogueWindow(NULL)
      , mBookWindow(NULL)
      , mScrollWindow(NULL)
      , mCountDialog(NULL)
      , mTradeWindow(NULL)
      , mSpellBuyingWindow(NULL)
      , mTravelWindow(NULL)
      , mSettingsWindow(NULL)
      , mConfirmationDialog(NULL)
      , mAlchemyWindow(NULL)
      , mSpellWindow(NULL)
      , mLoadingScreen(NULL)
      , mCharGen(NULL)
      , mLevelupDialog(NULL)
      , mWaitDialog(NULL)
      , mSpellCreationDialog(NULL)
      , mEnchantingDialog(NULL)
      , mTrainingWindow(NULL)
      , mMerchantRepair(NULL)
      , mRepair(NULL)
      , mSoulgemDialog(NULL)
      , mCompanionWindow(NULL)
      , mPlayerName()
      , mPlayerRaceId()
      , mPlayerAttributes()
      , mPlayerMajorSkills()
      , mPlayerMinorSkills()
      , mPlayerSkillValues()
      , mPlayerHealth()
      , mPlayerMagicka()
      , mPlayerFatigue()
      , mGui(NULL)
      , mGarbageDialogs()
      , mShown(GW_ALL)
      , mForceHidden(GW_None)
      , mAllowed(GW_ALL)
      , mRestAllowed(true)
      , mShowFPSLevel(fpsLevel)
      , mFPS(0.0f)
      , mTriangleCount(0)
      , mBatchCount(0)
      , mCrosshairEnabled(Settings::Manager::getBool ("crosshair", "HUD"))
      , mSubtitlesEnabled(Settings::Manager::getBool ("subtitles", "GUI"))
      , mHudEnabled(true)
      , mTranslationDataStorage (translationDataStorage)
      , mCursorManager(NULL)
      , mUseHardwareCursors(Settings::Manager::getBool("hardware cursors", "GUI"))
      , mCursorVisible(true)
    {
        // Set up the GUI system
        mGuiManager = new OEngine::GUI::MyGUIManager(mRendering->getWindow(), mRendering->getScene(), false, logpath);
        mGui = mGuiManager->getGui();

        // Load fonts
        FontLoader fontLoader (encoding);
        fontLoader.loadAllFonts();

        //Register own widgets with MyGUI
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::MWSkill>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::MWAttribute>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::MWSpell>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::MWEffectList>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::MWSpellEffect>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::MWDynamicStat>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::MWList>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::HBox>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::VBox>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::AutoSizedTextBox>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::AutoSizedEditBox>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::AutoSizedButton>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::ImageButton>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::ExposedWindow>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::MWScrollView>("Widget");
        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Widgets::MWScrollBar>("Widget");
        BookPage::registerMyGUIComponents ();
        ItemView::registerComponents();

        MyGUI::FactoryManager::getInstance().registerFactory<MWGui::Controllers::ControllerRepeatClick>("Controller");

        MyGUI::FactoryManager::getInstance().registerFactory<ResourceImageSetPointerFix>("Resource", "ResourceImageSetPointer");
        MyGUI::ResourceManager::getInstance().load("core.xml");

        MyGUI::LanguageManager::getInstance().eventRequestTag = MyGUI::newDelegate(this, &WindowManager::onRetrieveTag);

        // Get size info from the Gui object
        assert(mGui);
        int w = MyGUI::RenderManager::getInstance().getViewSize().width;
        int h = MyGUI::RenderManager::getInstance().getViewSize().height;

        MyGUI::Widget* dragAndDropWidget = mGui->createWidgetT("Widget","",0,0,w,h,MyGUI::Align::Default,"DragAndDrop","DragAndDropWidget");
        dragAndDropWidget->setVisible(false);

        mDragAndDrop = new DragAndDrop();
        mDragAndDrop->mIsOnDragAndDrop = false;
        mDragAndDrop->mDraggedWidget = 0;
        mDragAndDrop->mDragAndDropWidget = dragAndDropWidget;

        mMenu = new MainMenu(w,h);
        mMap = new MapWindow(cacheDir);
        mStatsWindow = new StatsWindow();
        mConsole = new Console(w,h, consoleOnlyScripts);
        mJournal = JournalWindow::create(JournalViewModel::create ());
        mMessageBoxManager = new MessageBoxManager();
        mInventoryWindow = new InventoryWindow(mDragAndDrop);
        mTradeWindow = new TradeWindow();
        mSpellBuyingWindow = new SpellBuyingWindow();
        mTravelWindow = new TravelWindow();
        mDialogueWindow = new DialogueWindow();
        mContainerWindow = new ContainerWindow(mDragAndDrop);
        mHud = new HUD(w,h, mShowFPSLevel, mDragAndDrop);
        mToolTips = new ToolTips();
        mScrollWindow = new ScrollWindow();
        mBookWindow = new BookWindow();
        mCountDialog = new CountDialog();
        mSettingsWindow = new SettingsWindow();
        mConfirmationDialog = new ConfirmationDialog();
        mAlchemyWindow = new AlchemyWindow();
        mSpellWindow = new SpellWindow();
        mQuickKeysMenu = new QuickKeysMenu();
        mLevelupDialog = new LevelupDialog();
        mWaitDialog = new WaitDialog();
        mSpellCreationDialog = new SpellCreationDialog();
        mEnchantingDialog = new EnchantingDialog();
        mTrainingWindow = new TrainingWindow();
        mMerchantRepair = new MerchantRepair();
        mRepair = new Repair();
        mSoulgemDialog = new SoulgemDialog(mMessageBoxManager);
        mCompanionWindow = new CompanionWindow(mDragAndDrop, mMessageBoxManager);

        mLoadingScreen = new LoadingScreen(mRendering->getScene (), mRendering->getWindow ());
        mLoadingScreen->onResChange (w,h);

        mInputBlocker = mGui->createWidget<MyGUI::Widget>("",0,0,w,h,MyGUI::Align::Default,"Windows","");

        mSoftwareCursor = new Cursor();

        mHud->setVisible(mHudEnabled);

        mCharGen = new CharacterCreation();

        // Setup player stats
        for (int i = 0; i < ESM::Attribute::Length; ++i)
        {
            mPlayerAttributes.insert(std::make_pair(ESM::Attribute::sAttributeIds[i], MWMechanics::Stat<int>()));
        }

        for (int i = 0; i < ESM::Skill::Length; ++i)
        {
            mPlayerSkillValues.insert(std::make_pair(ESM::Skill::sSkillIds[i], MWMechanics::Stat<float>()));
        }

        unsetSelectedSpell();
        unsetSelectedWeapon();

        //set up the hardware cursor manager
        mCursorManager = new SFO::SDLCursorManager();

        MyGUI::PointerManager::getInstance().eventChangeMousePointer += MyGUI::newDelegate(this, &WindowManager::onCursorChange);

        MyGUI::InputManager::getInstance().eventChangeKeyFocus += MyGUI::newDelegate(this, &WindowManager::onKeyFocusChanged);

        setUseHardwareCursors(mUseHardwareCursors);
        onCursorChange(MyGUI::PointerManager::getInstance().getDefaultPointer());
        mCursorManager->cursorVisibilityChange(false);

        // Set up visibility
        updateVisible();
    }

    void WindowManager::setNewGame(bool newgame)
    {
        if (newgame)
        {
            disallowAll();
            delete mCharGen;
            mCharGen = new CharacterCreation();
            mGuiModes.clear();
        }
        else
            allow(GW_ALL);

        mRestAllowed = !newgame;
    }

    WindowManager::~WindowManager()
    {
        delete mConsole;
        delete mMessageBoxManager;
        delete mHud;
        delete mMap;
        delete mMenu;
        delete mStatsWindow;
        delete mJournal;
        delete mDialogueWindow;
        delete mContainerWindow;
        delete mInventoryWindow;
        delete mToolTips;
        delete mCharGen;
        delete mDragAndDrop;
        delete mBookWindow;
        delete mScrollWindow;
        delete mTradeWindow;
        delete mSpellBuyingWindow;
        delete mTravelWindow;
        delete mSettingsWindow;
        delete mConfirmationDialog;
        delete mAlchemyWindow;
        delete mSpellWindow;
        delete mLoadingScreen;
        delete mLevelupDialog;
        delete mWaitDialog;
        delete mSpellCreationDialog;
        delete mEnchantingDialog;
        delete mTrainingWindow;
        delete mCountDialog;
        delete mQuickKeysMenu;
        delete mMerchantRepair;
        delete mRepair;
        delete mSoulgemDialog;
        delete mSoftwareCursor;
        delete mCursorManager;

        cleanupGarbage();

        delete mGuiManager;
    }

    void WindowManager::cleanupGarbage()
    {
        // Delete any dialogs which are no longer in use
        if (!mGarbageDialogs.empty())
        {
            for (std::vector<OEngine::GUI::Layout*>::iterator it = mGarbageDialogs.begin(); it != mGarbageDialogs.end(); ++it)
            {
                delete *it;
            }
            mGarbageDialogs.clear();
        }
    }

    void WindowManager::update()
    {
        cleanupGarbage();

        mHud->setFPS(mFPS);
        mHud->setTriangleCount(mTriangleCount);
        mHud->setBatchCount(mBatchCount);

        mHud->update();

        mSoftwareCursor->update();
    }

    void WindowManager::updateVisible()
    {
        // Start out by hiding everything except the HUD
        mMap->setVisible(false);
        mMenu->setVisible(false);
        mStatsWindow->setVisible(false);
        mConsole->setVisible(false);
        mJournal->setVisible(false);
        mDialogueWindow->setVisible(false);
        mContainerWindow->setVisible(false);
        mInventoryWindow->setVisible(false);
        mScrollWindow->setVisible(false);
        mBookWindow->setVisible(false);
        mTradeWindow->setVisible(false);
        mSpellBuyingWindow->setVisible(false);
        mTravelWindow->setVisible(false);
        mSettingsWindow->setVisible(false);
        mAlchemyWindow->setVisible(false);
        mSpellWindow->setVisible(false);
        mQuickKeysMenu->setVisible(false);
        mLevelupDialog->setVisible(false);
        mWaitDialog->setVisible(false);
        mSpellCreationDialog->setVisible(false);
        mEnchantingDialog->setVisible(false);
        mTrainingWindow->setVisible(false);
        mMerchantRepair->setVisible(false);
        mRepair->setVisible(false);
        mCompanionWindow->setVisible(false);
        mInventoryWindow->setTrading(false);

        mHud->setVisible(mHudEnabled);

        bool gameMode = !isGuiMode();

        mInputBlocker->setVisible (gameMode);
        setCursorVisible(!gameMode);

        if (gameMode)
            setKeyFocusWidget (NULL);

        // Icons of forced hidden windows are displayed
        setMinimapVisibility((mAllowed & GW_Map) && (!mMap->pinned() || (mForceHidden & GW_Map)));
        setWeaponVisibility((mAllowed & GW_Inventory) && (!mInventoryWindow->pinned() || (mForceHidden & GW_Inventory)));
        setSpellVisibility((mAllowed & GW_Magic) && (!mSpellWindow->pinned() || (mForceHidden & GW_Magic)));
        setHMSVisibility((mAllowed & GW_Stats) && (!mStatsWindow->pinned() || (mForceHidden & GW_Stats)));

        // If in game mode, show only the pinned windows
        if (gameMode)
        {
            mInventoryWindow->setGuiMode(GM_None);
            mMap->setVisible(mMap->pinned() && !(mForceHidden & GW_Map));
            mStatsWindow->setVisible(mStatsWindow->pinned() && !(mForceHidden & GW_Stats));
            mInventoryWindow->setVisible(mInventoryWindow->pinned() && !(mForceHidden & GW_Inventory));
            mSpellWindow->setVisible(mSpellWindow->pinned() && !(mForceHidden & GW_Magic));

            return;
        }

        GuiMode mode = mGuiModes.back();

        switch(mode) {
            case GM_QuickKeysMenu:
                mQuickKeysMenu->setVisible (true);
                break;
            case GM_MainMenu:
                mMenu->setVisible(true);
                break;
            case GM_Settings:
                mSettingsWindow->setVisible(true);
                break;
            case GM_Console:
                mConsole->setVisible(true);
                break;
            case GM_Scroll:
                mScrollWindow->setVisible(true);
                break;
            case GM_Book:
                mBookWindow->setVisible(true);
                break;
            case GM_Alchemy:
                mAlchemyWindow->setVisible(true);
                break;
            case GM_Rest:
                mWaitDialog->setVisible(true);
                break;
            case GM_RestBed:
                mWaitDialog->setVisible(true);
                mWaitDialog->bedActivated();
                break;
            case GM_Levelup:
                mLevelupDialog->setVisible(true);
                break;
            case GM_Name:
            case GM_Race:
            case GM_Class:
            case GM_ClassPick:
            case GM_ClassCreate:
            case GM_Birth:
            case GM_ClassGenerate:
            case GM_Review:
                mCharGen->spawnDialog(mode);
                break;
            case GM_Inventory:
            {
                // First, compute the effective set of windows to show.
                // This is controlled both by what windows the
                // user has opened/closed (the 'shown' variable) and by what
                // windows we are allowed to show (the 'allowed' var.)
                int eff = mShown & mAllowed & ~mForceHidden;

                // Show the windows we want
                mMap            ->setVisible(eff & GW_Map);
                mStatsWindow    ->setVisible(eff & GW_Stats);
                mInventoryWindow->setVisible(eff & GW_Inventory);
                mInventoryWindow->setGuiMode(mode);
                mSpellWindow    ->setVisible(eff & GW_Magic);
                break;
            }
            case GM_Container:
                mContainerWindow->setVisible(true);
                mInventoryWindow->setVisible(true);
                mInventoryWindow->setGuiMode(mode);
                break;
            case GM_Companion:
                mCompanionWindow->setVisible(true);
                mInventoryWindow->setVisible(true);
                mInventoryWindow->setGuiMode(mode);
                break;
            case GM_Dialogue:
                mDialogueWindow->setVisible(true);
                break;
            case GM_Barter:
                mInventoryWindow->setVisible(true);
                mInventoryWindow->setTrading(true);
                mInventoryWindow->setGuiMode(mode);
                mTradeWindow->setVisible(true);
                break;
            case GM_SpellBuying:
                mSpellBuyingWindow->setVisible(true);
                break;
            case GM_Travel:
                mTravelWindow->setVisible(true);
                break;
            case GM_SpellCreation:
                mSpellCreationDialog->setVisible(true);
                break;
            case GM_Enchanting:
                mEnchantingDialog->setVisible(true);
                break;
            case GM_Training:
                mTrainingWindow->setVisible(true);
                break;
            case GM_MerchantRepair:
                mMerchantRepair->setVisible(true);
                break;
            case GM_Repair:
                mRepair->setVisible(true);
                break;
            case GM_Journal:
                mJournal->setVisible(true);
                break;
            case GM_LoadingWallpaper:
                mHud->setVisible(false);
                setCursorVisible(false);
                break;
            case GM_Loading:
                // Show the pinned windows
                mMap->setVisible(mMap->pinned() && !(mForceHidden & GW_Map));
                mStatsWindow->setVisible(mStatsWindow->pinned() && !(mForceHidden & GW_Stats));
                mInventoryWindow->setVisible(mInventoryWindow->pinned() && !(mForceHidden & GW_Inventory));
                mSpellWindow->setVisible(mSpellWindow->pinned() && !(mForceHidden & GW_Magic));

                setCursorVisible(false);
                break;
            case GM_Video:
                setCursorVisible(false);
                mHud->setVisible(false);
                break;
            default:
                // Unsupported mode, switch back to game
                break;
        }
    }

    void WindowManager::setValue (const std::string& id, const MWMechanics::Stat<int>& value)
    {
        mStatsWindow->setValue (id, value);
        mCharGen->setValue(id, value);

        static const char *ids[] =
        {
            "AttribVal1", "AttribVal2", "AttribVal3", "AttribVal4", "AttribVal5",
            "AttribVal6", "AttribVal7", "AttribVal8"
        };
        static ESM::Attribute::AttributeID attributes[] =
        {
            ESM::Attribute::Strength,
            ESM::Attribute::Intelligence,
            ESM::Attribute::Willpower,
            ESM::Attribute::Agility,
            ESM::Attribute::Speed,
            ESM::Attribute::Endurance,
            ESM::Attribute::Personality,
            ESM::Attribute::Luck
        };
        for (size_t i = 0; i < sizeof(ids)/sizeof(ids[0]); ++i)
        {
            if (id != ids[i])
                continue;
            mPlayerAttributes[attributes[i]] = value;
            break;
        }
    }


    void WindowManager::setValue (int parSkill, const MWMechanics::Stat<float>& value)
    {
        /// \todo Don't use the skill enum as a parameter type (we will have to drop it anyway, once we
        /// allow custom skills.
        mStatsWindow->setValue(static_cast<ESM::Skill::SkillEnum> (parSkill), value);
        mCharGen->setValue(static_cast<ESM::Skill::SkillEnum> (parSkill), value);
        mPlayerSkillValues[parSkill] = value;
    }

    void WindowManager::setValue (const std::string& id, const MWMechanics::DynamicStat<float>& value)
    {
        mStatsWindow->setValue (id, value);
        mHud->setValue (id, value);
        mCharGen->setValue(id, value);
        if (id == "HBar")
        {
            mPlayerHealth = value;
            mCharGen->setPlayerHealth (value);
        }
        else if (id == "MBar")
        {
            mPlayerMagicka = value;
            mCharGen->setPlayerMagicka (value);
        }
        else if (id == "FBar")
        {
            mPlayerFatigue = value;
            mCharGen->setPlayerFatigue (value);
        }
    }

    #if 0
    MWMechanics::DynamicStat<int> WindowManager::getValue(const std::string& id)
    {
        if(id == "HBar")
            return layerHealth;
        else if (id == "MBar")
            return mPlayerMagicka;
        else if (id == "FBar")
            return mPlayerFatigue;
    }
    #endif

    void WindowManager::setValue (const std::string& id, const std::string& value)
    {
        mStatsWindow->setValue (id, value);
        if (id=="name")
            mPlayerName = value;
        else if (id=="race")
            mPlayerRaceId = value;
    }

    void WindowManager::setValue (const std::string& id, int value)
    {
        mStatsWindow->setValue (id, value);
    }

    void WindowManager::setDrowningTimeLeft (float time)
    {
        mHud->setDrowningTimeLeft(time);
    }

    void WindowManager::setPlayerClass (const ESM::Class &class_)
    {
        mStatsWindow->setValue("class", class_.mName);
    }

    void WindowManager::configureSkills (const SkillList& major, const SkillList& minor)
    {
        mStatsWindow->configureSkills (major, minor);
        mCharGen->configureSkills(major, minor);
        mPlayerMajorSkills = major;
        mPlayerMinorSkills = minor;
    }

    void WindowManager::setReputation (int reputation)
    {
        mStatsWindow->setReputation (reputation);
    }

    void WindowManager::setBounty (int bounty)
    {
        mStatsWindow->setBounty (bounty);
    }

    void WindowManager::updateSkillArea()
    {
        mStatsWindow->updateSkillArea();
    }

    void WindowManager::removeDialog(OEngine::GUI::Layout*dialog)
    {
        if (!dialog)
            return;
        dialog->setVisible(false);
        mGarbageDialogs.push_back(dialog);
    }

    void WindowManager::messageBox (const std::string& message, const std::vector<std::string>& buttons, bool showInDialogueModeOnly)
    {
        if (buttons.empty()) {
            /* If there are no buttons, and there is a dialogue window open, messagebox goes to the dialogue window */
            if (getMode() == GM_Dialogue) {
                mDialogueWindow->addMessageBox(MyGUI::LanguageManager::getInstance().replaceTags(message));
            } else {
                if (showInDialogueModeOnly) {
                    if (getMode() == GM_Dialogue)
                        mMessageBoxManager->createMessageBox(message);
                } else {
                    mMessageBoxManager->createMessageBox(message);
                }
            }
        } else {
            mMessageBoxManager->createInteractiveMessageBox(message, buttons);
            MWBase::Environment::get().getInputManager()->changeInputMode(isGuiMode());
        }
    }

    void WindowManager::staticMessageBox(const std::string& message)
    {
        mMessageBoxManager->createMessageBox(message, true);
    }

    void WindowManager::removeStaticMessageBox()
    {
        mMessageBoxManager->removeStaticMessageBox();
    }

    void WindowManager::enterPressed ()
    {
        mMessageBoxManager->okayPressed();
    }

    void WindowManager::activateKeyPressed ()
    {
        mMessageBoxManager->okayPressed();
        mCountDialog->cancel();
    }

    int WindowManager::readPressedButton ()
    {
        return mMessageBoxManager->readPressedButton();
    }

    std::string WindowManager::getGameSettingString(const std::string &id, const std::string &default_)
    {
        const ESM::GameSetting *setting =
            MWBase::Environment::get().getWorld()->getStore().get<ESM::GameSetting>().search(id);

        if (setting && setting->mValue.getType()==ESM::VT_String)
            return setting->mValue.getString();

        return default_;
    }

    void WindowManager::onFrame (float frameDuration)
    {
        mMessageBoxManager->onFrame(frameDuration);

        mToolTips->onFrame(frameDuration);

        if (mDragAndDrop->mIsOnDragAndDrop)
        {
            assert(mDragAndDrop->mDraggedWidget);
            mDragAndDrop->mDraggedWidget->setPosition(MyGUI::InputManager::getInstance().getMousePosition());
        }

        mDialogueWindow->onFrame();

        mInventoryWindow->onFrame();

        mStatsWindow->onFrame();

        mWaitDialog->onFrame(frameDuration);

        mHud->onFrame(frameDuration);

        mTrainingWindow->onFrame (frameDuration);
        mTradeWindow->onFrame(frameDuration);

        mTrainingWindow->checkReferenceAvailable();
        mDialogueWindow->checkReferenceAvailable();
        mTradeWindow->checkReferenceAvailable();
        mSpellBuyingWindow->checkReferenceAvailable();
        mSpellCreationDialog->checkReferenceAvailable();
        mEnchantingDialog->checkReferenceAvailable();
        mContainerWindow->checkReferenceAvailable();
        mCompanionWindow->checkReferenceAvailable();
        mConsole->checkReferenceAvailable();
        mCompanionWindow->onFrame();
    }

    void WindowManager::changeCell(MWWorld::Ptr::CellStore* cell)
    {
        if (cell->mCell->isExterior())
        {
            std::string name;
            if (cell->mCell->mName != "")
            {
                name = cell->mCell->mName;
                mMap->addVisitedLocation ("#{sCell=" + name + "}", cell->mCell->getGridX (), cell->mCell->getGridY ());
            }
            else
            {
                const ESM::Region* region =
                    MWBase::Environment::get().getWorld()->getStore().get<ESM::Region>().search(cell->mCell->mRegion);
                if (region)
                    name = region->mName;
                else
                    name = getGameSettingString("sDefaultCellname", "Wilderness");
            }

            mMap->cellExplored(cell->mCell->getGridX(), cell->mCell->getGridY());

            mMap->setCellName( name );
            mHud->setCellName( name );

            mMap->setCellPrefix("Cell");
            mHud->setCellPrefix("Cell");
            mMap->setActiveCell( cell->mCell->getGridX(), cell->mCell->getGridY() );
            mHud->setActiveCell( cell->mCell->getGridX(), cell->mCell->getGridY() );
        }
        else
        {
            mMap->setCellName( cell->mCell->mName );
            mHud->setCellName( cell->mCell->mName );
            mMap->setCellPrefix( cell->mCell->mName );
            mHud->setCellPrefix( cell->mCell->mName );
        }

    }

    void WindowManager::setInteriorMapTexture(const int x, const int y)
    {
        mMap->setActiveCell(x,y, true);
        mHud->setActiveCell(x,y, true);
    }

    void WindowManager::setPlayerPos(const float x, const float y)
    {
        mMap->setPlayerPos(x,y);
        mHud->setPlayerPos(x,y);
    }

    void WindowManager::setPlayerDir(const float x, const float y)
    {
        mMap->setPlayerDir(x,y);
        mHud->setPlayerDir(x,y);
    }

    void WindowManager::setDrowningBarVisibility(bool visible)
    {
        mHud->setDrowningBarVisible(visible);
    }

    void WindowManager::setHMSVisibility(bool visible)
    {
        mHud->setHmsVisible (visible);
    }

    void WindowManager::setMinimapVisibility(bool visible)
    {
        mHud->setMinimapVisible (visible);
    }

    void WindowManager::toggleFogOfWar()
    {
        mMap->toggleFogOfWar();
        mHud->toggleFogOfWar();
    }

    void WindowManager::setFocusObject(const MWWorld::Ptr& focus)
    {
        mToolTips->setFocusObject(focus);
    }

    void WindowManager::setFocusObjectScreenCoords(float min_x, float min_y, float max_x, float max_y)
    {
        mToolTips->setFocusObjectScreenCoords(min_x, min_y, max_x, max_y);
    }

    void WindowManager::toggleFullHelp()
    {
        mToolTips->toggleFullHelp();
    }

    bool WindowManager::getFullHelp() const
    {
        return mToolTips->getFullHelp();
    }

    void WindowManager::setWeaponVisibility(bool visible)
    {
        mHud->setWeapVisible (visible);
    }

    void WindowManager::setSpellVisibility(bool visible)
    {
        mHud->setSpellVisible (visible);
        mHud->setEffectVisible (visible);
    }

    void WindowManager::setSneakVisibility(bool visible)
    {
        mHud->setSneakVisible(visible);
    }

    void WindowManager::setDragDrop(bool dragDrop)
    {
        mToolTips->setEnabled(!dragDrop);
        MWBase::Environment::get().getInputManager()->setDragDrop(dragDrop);
    }

    void WindowManager::setUseHardwareCursors(bool use)
    {
        mCursorManager->setEnabled(use);
        mSoftwareCursor->setVisible(!use && mCursorVisible);
    }

    void WindowManager::setCursorVisible(bool visible)
    {
        if(mCursorVisible == visible)
            return;

        mCursorVisible = visible;
        mCursorManager->cursorVisibilityChange(visible);

        mSoftwareCursor->setVisible(!mUseHardwareCursors && visible);
    }

    void WindowManager::onRetrieveTag(const MyGUI::UString& _tag, MyGUI::UString& _result)
    {
        std::string tag(_tag);

        std::string tokenToFind = "sCell=";
        size_t tokenLength = tokenToFind.length();

        if (tag.substr(0, tokenLength) == tokenToFind)
        {
            _result = mTranslationDataStorage.translateCellName(tag.substr(tokenLength));
        }
        else
        {
            const ESM::GameSetting *setting =
                MWBase::Environment::get().getWorld()->getStore().get<ESM::GameSetting>().find(tag);

            if (setting && setting->mValue.getType()==ESM::VT_String)
                _result = setting->mValue.getString();
            else
                _result = tag;
        }
    }

    void WindowManager::processChangedSettings(const Settings::CategorySettingVector& changed)
    {
        mHud->setFpsLevel(Settings::Manager::getInt("fps", "HUD"));
        mToolTips->setDelay(Settings::Manager::getFloat("tooltip delay", "GUI"));

        setUseHardwareCursors(Settings::Manager::getBool("hardware cursors", "GUI"));

        for (Settings::CategorySettingVector::const_iterator it = changed.begin();
            it != changed.end(); ++it)
        {
            if (it->first == "HUD" && it->second == "crosshair")
                mCrosshairEnabled = Settings::Manager::getBool ("crosshair", "HUD");
            else if (it->first == "GUI" && it->second == "subtitles")
                mSubtitlesEnabled = Settings::Manager::getBool ("subtitles", "GUI");
        }
    }

    void WindowManager::windowResized(int x, int y)
    {
        mHud->onResChange(x, y);
        mConsole->onResChange(x, y);
        mMenu->onResChange(x, y);
        mSettingsWindow->center();
        mAlchemyWindow->center();
        mScrollWindow->center();
        mBookWindow->center();
        mQuickKeysMenu->center();
        mSpellBuyingWindow->center();
        mLoadingScreen->onResChange (x,y);
        mDragAndDrop->mDragAndDropWidget->setSize(MyGUI::IntSize(x, y));
        mInputBlocker->setSize(MyGUI::IntSize(x,y));
        mGuiManager->windowResized();
    }

    void WindowManager::pushGuiMode(GuiMode mode)
    {
        if (mode==GM_Inventory && mAllowed==GW_None)
            return;


        // If this mode already exists somewhere in the stack, just bring it to the front.
        if (std::find(mGuiModes.begin(), mGuiModes.end(), mode) != mGuiModes.end())
        {
            mGuiModes.erase(std::find(mGuiModes.begin(), mGuiModes.end(), mode));
        }

        mGuiModes.push_back(mode);

        bool gameMode = !isGuiMode();
        MWBase::Environment::get().getInputManager()->changeInputMode(!gameMode);

        updateVisible();
    }

    void WindowManager::onCursorChange(const std::string &name)
    {
        mSoftwareCursor->onCursorChange(name);

        if(!mCursorManager->cursorChanged(name))
            return; //the cursor manager doesn't want any more info about this cursor
        //See if we can get the information we need out of the cursor resource
        ResourceImageSetPointerFix* imgSetPtr = dynamic_cast<ResourceImageSetPointerFix*>(MyGUI::PointerManager::getInstance().getByName(name));
        if(imgSetPtr != NULL)
        {
            MyGUI::ResourceImageSet* imgSet = imgSetPtr->getImageSet();

            std::string tex_name = imgSet->getIndexInfo(0,0).texture;

            Ogre::TexturePtr tex = Ogre::TextureManager::getSingleton().getByName(tex_name);

            //everything looks good, send it to the cursor manager
            if(!tex.isNull())
            {
                Uint8 size_x = imgSetPtr->getSize().width;
                Uint8 size_y = imgSetPtr->getSize().height;
                Uint8 hotspot_x = imgSetPtr->getHotSpot().left;
                Uint8 hotspot_y = imgSetPtr->getHotSpot().top;
                int rotation = imgSetPtr->getRotation();

                mCursorManager->receiveCursorInfo(name, rotation, tex, size_x, size_y, hotspot_x, hotspot_y);
            }
        }
    }

    void WindowManager::popGuiMode()
    {
        if (!mGuiModes.empty())
            mGuiModes.pop_back();

        bool gameMode = !isGuiMode();
        MWBase::Environment::get().getInputManager()->changeInputMode(!gameMode);

        updateVisible();
    }

    void WindowManager::removeGuiMode(GuiMode mode)
    {
        std::vector<GuiMode>::iterator it = mGuiModes.begin();
        while (it != mGuiModes.end())
        {
            if (*it == mode)
                it = mGuiModes.erase(it);
            else
                ++it;
        }

        bool gameMode = !isGuiMode();
        MWBase::Environment::get().getInputManager()->changeInputMode(!gameMode);

        updateVisible();
    }

    void WindowManager::setSelectedSpell(const std::string& spellId, int successChancePercent)
    {
        mHud->setSelectedSpell(spellId, successChancePercent);

        const ESM::Spell* spell =
            MWBase::Environment::get().getWorld()->getStore().get<ESM::Spell>().find(spellId);

        mSpellWindow->setTitle(spell->mName);
    }

    void WindowManager::setSelectedEnchantItem(const MWWorld::Ptr& item)
    {
        const ESM::Enchantment* ench = MWBase::Environment::get().getWorld()->getStore().get<ESM::Enchantment>()
                .find(MWWorld::Class::get(item).getEnchantment(item));

        int chargePercent = (item.getCellRef().mEnchantmentCharge == -1) ? 100
                : (item.getCellRef().mEnchantmentCharge / static_cast<float>(ench->mData.mCharge) * 100);
        mHud->setSelectedEnchantItem(item, chargePercent);
        mSpellWindow->setTitle(MWWorld::Class::get(item).getName(item));
    }

    void WindowManager::setSelectedWeapon(const MWWorld::Ptr& item)
    {
        int durabilityPercent = (item.getCellRef().mCharge == -1) ? 100
                 : (item.getCellRef().mCharge / static_cast<float>(MWWorld::Class::get(item).getItemMaxHealth(item)) * 100);
        mHud->setSelectedWeapon(item, durabilityPercent);
        mInventoryWindow->setTitle(MWWorld::Class::get(item).getName(item));
    }

    void WindowManager::unsetSelectedSpell()
    {
        mHud->unsetSelectedSpell();
        mSpellWindow->setTitle("#{sNone}");
    }

    void WindowManager::unsetSelectedWeapon()
    {
        mHud->unsetSelectedWeapon();
        mInventoryWindow->setTitle("#{sSkillHandtohand}");
    }

    void WindowManager::getMousePosition(int &x, int &y)
    {
        const MyGUI::IntPoint& pos = MyGUI::InputManager::getInstance().getMousePosition();
        x = pos.left;
        y = pos.top;
    }

    void WindowManager::getMousePosition(float &x, float &y)
    {
        const MyGUI::IntPoint& pos = MyGUI::InputManager::getInstance().getMousePosition();
        x = pos.left;
        y = pos.top;
        const MyGUI::IntSize& viewSize = MyGUI::RenderManager::getInstance().getViewSize();
        x /= viewSize.width;
        y /= viewSize.height;
    }

    bool WindowManager::getWorldMouseOver()
    {
        return mHud->getWorldMouseOver();
    }

    void WindowManager::executeInConsole (const std::string& path)
    {
        mConsole->executeFile (path);
    }

    void WindowManager::wmUpdateFps(float fps, unsigned int triangleCount, unsigned int batchCount)
    {
        mFPS = fps;
        mTriangleCount = triangleCount;
        mBatchCount = batchCount;
    }

    MyGUI::Gui* WindowManager::getGui() const { return mGui; }

    MWGui::DialogueWindow* WindowManager::getDialogueWindow() { return mDialogueWindow;  }
    MWGui::ContainerWindow* WindowManager::getContainerWindow() { return mContainerWindow; }
    MWGui::InventoryWindow* WindowManager::getInventoryWindow() { return mInventoryWindow; }
    MWGui::BookWindow* WindowManager::getBookWindow() { return mBookWindow; }
    MWGui::ScrollWindow* WindowManager::getScrollWindow() { return mScrollWindow; }
    MWGui::CountDialog* WindowManager::getCountDialog() { return mCountDialog; }
    MWGui::ConfirmationDialog* WindowManager::getConfirmationDialog() { return mConfirmationDialog; }
    MWGui::TradeWindow* WindowManager::getTradeWindow() { return mTradeWindow; }
    MWGui::SpellBuyingWindow* WindowManager::getSpellBuyingWindow() { return mSpellBuyingWindow; }
    MWGui::TravelWindow* WindowManager::getTravelWindow() { return mTravelWindow; }
    MWGui::SpellWindow* WindowManager::getSpellWindow() { return mSpellWindow; }
    MWGui::Console* WindowManager::getConsole() { return mConsole; }

    bool WindowManager::isAllowed (GuiWindow wnd) const
    {
        return mAllowed & wnd;
    }

    void WindowManager::allow (GuiWindow wnd)
    {
        mAllowed = (GuiWindow)(mAllowed | wnd);

        if (wnd & GW_Inventory)
        {
            mBookWindow->setInventoryAllowed (true);
            mScrollWindow->setInventoryAllowed (true);
        }

        updateVisible();
    }

    void WindowManager::disallowAll()
    {
        mAllowed = GW_None;

        mBookWindow->setInventoryAllowed (false);
        mScrollWindow->setInventoryAllowed (false);

        updateVisible();
    }

    void WindowManager::toggleVisible (GuiWindow wnd)
    {
        if (getMode() != GM_Inventory)
            return;

        mShown = (GuiWindow)(mShown ^ wnd);
        updateVisible();
    }

    void WindowManager::forceHide(GuiWindow wnd)
    {
        mForceHidden = (GuiWindow)(mForceHidden | wnd);
        updateVisible();
    }

    void WindowManager::unsetForceHide(GuiWindow wnd)
    {
        mForceHidden = (GuiWindow)(mForceHidden & ~wnd);
        updateVisible();
    }

    bool WindowManager::isGuiMode() const
    {
        return !mGuiModes.empty() || mMessageBoxManager->isInteractiveMessageBox();
    }

    bool WindowManager::isConsoleMode() const
    {
        if (!mGuiModes.empty() && mGuiModes.back()==GM_Console)
            return true;
        return false;
    }

    MWGui::GuiMode WindowManager::getMode() const
    {
        if (mGuiModes.empty())
            return GM_None;
        return mGuiModes.back();
    }

    std::map<int, MWMechanics::Stat<float> > WindowManager::getPlayerSkillValues()
    {
        return mPlayerSkillValues;
    }

    std::map<int, MWMechanics::Stat<int> > WindowManager::getPlayerAttributeValues()
    {
        return mPlayerAttributes;
    }

    WindowManager::SkillList WindowManager::getPlayerMinorSkills()
    {
        return mPlayerMinorSkills;
    }

    WindowManager::SkillList WindowManager::getPlayerMajorSkills()
    {
        return mPlayerMajorSkills;
    }

    void WindowManager::disallowMouse()
    {
        mInputBlocker->setVisible (true);
    }

    void WindowManager::allowMouse()
    {
        mInputBlocker->setVisible (!isGuiMode ());
    }

    void WindowManager::notifyInputActionBound ()
    {
        mSettingsWindow->updateControlsBox ();
        allowMouse();
    }

    bool WindowManager::containsMode(GuiMode mode) const
    {
        if(mGuiModes.empty())
            return false;

        return std::find(mGuiModes.begin(), mGuiModes.end(), mode) != mGuiModes.end();
    }

    void WindowManager::showCrosshair (bool show)
    {
        mHud->setCrosshairVisible (show && mCrosshairEnabled);
    }

    void WindowManager::activateQuickKey (int index)
    {
        mQuickKeysMenu->activateQuickKey(index);
    }

    bool WindowManager::getSubtitlesEnabled ()
    {
        return mSubtitlesEnabled;
    }

    void WindowManager::toggleHud ()
    {
        mHudEnabled = !mHudEnabled;
        mHud->setVisible (mHudEnabled);
    }

    void WindowManager::setLoadingProgress (const std::string& stage, int depth, int current, int total)
    {
        mLoadingScreen->setLoadingProgress (stage, depth, current, total);
    }

    void WindowManager::loadingDone ()
    {
        mLoadingScreen->loadingDone ();
    }
    bool WindowManager::getRestEnabled()
    {
        //Enable rest dialogue if character creation finished
        if(mRestAllowed==false && MWBase::Environment::get().getWorld()->getGlobalVariable ("chargenstate").mFloat==-1)
            mRestAllowed=true;
        return mRestAllowed;
    }

    bool WindowManager::getPlayerSleeping ()
    {
        return mWaitDialog->getSleeping();
    }

    void WindowManager::wakeUpPlayer()
    {
        mWaitDialog->wakeUp();
    }

    void WindowManager::addVisitedLocation(const std::string& name, int x, int y)
    {
        mMap->addVisitedLocation (name, x, y);
    }

    void WindowManager::startSpellMaking(MWWorld::Ptr actor)
    {
        mSpellCreationDialog->startSpellMaking (actor);
    }

    void WindowManager::startEnchanting (MWWorld::Ptr actor)
    {
        mEnchantingDialog->startEnchanting (actor);
    }

    void WindowManager::startSelfEnchanting(MWWorld::Ptr soulgem)
    {
        mEnchantingDialog->startSelfEnchanting(soulgem);
    }

    void WindowManager::startTraining(MWWorld::Ptr actor)
    {
        mTrainingWindow->startTraining(actor);
    }

    void WindowManager::startRepair(MWWorld::Ptr actor)
    {
        mMerchantRepair->startRepair(actor);
    }

    void WindowManager::startRepairItem(MWWorld::Ptr item)
    {
        mRepair->startRepairItem(item);
    }

    const Translation::Storage& WindowManager::getTranslationDataStorage() const
    {
        return mTranslationDataStorage;
    }

    void WindowManager::showCompanionWindow(MWWorld::Ptr actor)
    {
        mCompanionWindow->open(actor);
    }

    void WindowManager::changePointer(const std::string &name)
    {
        onCursorChange(name);
    }

    void WindowManager::showSoulgemDialog(MWWorld::Ptr item)
    {
        mSoulgemDialog->show(item);
    }

    void WindowManager::frameStarted (float dt)
    {
        mInventoryWindow->doRenderUpdate ();
        mCharGen->doRenderUpdate();
    }

    void WindowManager::updatePlayer()
    {
        mInventoryWindow->updatePlayer();
    }

    void WindowManager::setKeyFocusWidget(MyGUI::Widget *widget)
    {
        if (widget == NULL)
            MyGUI::InputManager::getInstance().resetKeyFocusWidget();
        else
            MyGUI::InputManager::getInstance().setKeyFocusWidget(widget);
        onKeyFocusChanged(widget);
    }

    void WindowManager::onKeyFocusChanged(MyGUI::Widget *widget)
    {
        if (widget && widget->castType<MyGUI::EditBox>(false))
            SDL_StartTextInput();
        else
            SDL_StopTextInput();
    }

    void WindowManager::setEnemy(const MWWorld::Ptr &enemy)
    {
        mHud->setEnemy(enemy);
    }

}