llpreview.cpp

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#include "llviewerprecompiledheaders.h"
#include "stdenums.h"

#include "llpreview.h"
#include "lllineeditor.h"
#include "llinventory.h"
#include "llinventorymodel.h"
#include "llresmgr.h"
#include "lltextbox.h"
#include "llfocusmgr.h"
#include "lltooldraganddrop.h"
#include "llradiogroup.h"
#include "llassetstorage.h"
#include "llviewerobject.h"
#include "llviewerobjectlist.h"
#include "lldbstrings.h"
#include "llagent.h"
#include "llvoavatar.h"
#include "llselectmgr.h"
#include "llinventoryview.h"
#include "llviewerinventory.h"

// Constants

// Globals and statics
LLPreview::preview_multimap_t LLPreview::sPreviewsBySource;
LLPreview::preview_map_t LLPreview::sInstances;
std::map<LLUUID, LLHandle<LLFloater> > LLMultiPreview::sAutoOpenPreviewHandles;

// Functions
LLPreview::LLPreview(const std::string& name) :
        LLFloater(name),
        mCopyToInvBtn(NULL),
        mForceClose(FALSE),
        mUserResized(FALSE),
        mCloseAfterSave(FALSE),
        mAssetStatus(PREVIEW_ASSET_UNLOADED),
        mItem(NULL),
        mDirty(TRUE)
{
        // don't add to instance list, since ItemID is null
        mAuxItem = new LLInventoryItem; // (LLPointer is auto-deleted)
        // don't necessarily steal focus on creation -- sometimes these guys pop up without user action
        setAutoFocus(FALSE);
        gInventory.addObserver(this);
}

LLPreview::LLPreview(const std::string& name, const LLRect& rect, const std::string& title, const LLUUID& item_uuid, const LLUUID& object_uuid, BOOL allow_resize, S32 min_width, S32 min_height, LLPointer<LLViewerInventoryItem> inv_item )
:       LLFloater(name, rect, title, allow_resize, min_width, min_height ),
        mItemUUID(item_uuid),
        mSourceID(LLUUID::null),
        mObjectUUID(object_uuid),
        mCopyToInvBtn( NULL ),
        mForceClose( FALSE ),
        mUserResized(FALSE),
        mCloseAfterSave(FALSE),
        mAssetStatus(PREVIEW_ASSET_UNLOADED),
        mItem(inv_item),
        mDirty(TRUE)
{
        mAuxItem = new LLInventoryItem;
        // don't necessarily steal focus on creation -- sometimes these guys pop up without user action
        setAutoFocus(FALSE);

        if (mItemUUID.notNull())
        {
                sInstances[mItemUUID] = this;
        }
        gInventory.addObserver(this);
}

LLPreview::~LLPreview()
{
        gFocusMgr.releaseFocusIfNeeded( this ); // calls onCommit()

        if (mItemUUID.notNull())
        {
                sInstances.erase( mItemUUID );
        }

        if (mSourceID.notNull())
        {
                preview_multimap_t::iterator found_it = sPreviewsBySource.find(mSourceID);
                for (; found_it != sPreviewsBySource.end(); ++found_it)
                {
                        if (found_it->second == getHandle())
                        {
                                sPreviewsBySource.erase(found_it);
                                break;
                        }
                }
        }
        gInventory.removeObserver(this);
}

void LLPreview::setItemID(const LLUUID& item_id)
{
        if (mItemUUID.notNull())
        {
                sInstances.erase(mItemUUID);
        }

        mItemUUID = item_id;

        if (mItemUUID.notNull())
        {
                sInstances[mItemUUID] = this;
        }
}

void LLPreview::setObjectID(const LLUUID& object_id)
{
        mObjectUUID = object_id;
}

void LLPreview::setSourceID(const LLUUID& source_id)
{
        if (mSourceID.notNull())
        {
                // erase old one
                preview_multimap_t::iterator found_it = sPreviewsBySource.find(mSourceID);
                for (; found_it != sPreviewsBySource.end(); ++found_it)
                {
                        if (found_it->second == getHandle())
                        {
                                sPreviewsBySource.erase(found_it);
                                break;
                        }
                }
        }
        mSourceID = source_id;
        sPreviewsBySource.insert(preview_multimap_t::value_type(mSourceID, getHandle()));
}

const LLViewerInventoryItem *LLPreview::getItem() const
{
        if(mItem)
                return mItem;
        const LLViewerInventoryItem *item = NULL;
        if(mObjectUUID.isNull())
        {
                // it's an inventory item, so get the item.
                item = gInventory.getItem(mItemUUID);
        }
        else
        {
                // it's an object's inventory item.
                LLViewerObject* object = gObjectList.findObject(mObjectUUID);
                if(object)
                {
                        item = (LLViewerInventoryItem*)object->getInventoryObject(mItemUUID);
                }
        }
        return item;
}

// Sub-classes should override this function if they allow editing
void LLPreview::onCommit()
{
        const LLViewerInventoryItem *item = getItem();
        if(item)
        {
                if (!item->isComplete())
                {
                        // We are attempting to save an item that was never loaded
                        llwarns << "LLPreview::onCommit() called with mIsComplete == FALSE"
                                        << " Type: " << item->getType()
                                        << " ID: " << item->getUUID()
                                        << llendl;
                        return;
                }
                
                LLPointer<LLViewerInventoryItem> new_item = new LLViewerInventoryItem(item);
                new_item->setDescription(childGetText("desc"));
                if(mObjectUUID.notNull())
                {
                        // must be in an object
                        LLViewerObject* object = gObjectList.findObject(mObjectUUID);
                        if(object)
                        {
                                object->updateInventory(
                                        new_item,
                                        TASK_INVENTORY_ITEM_KEY,
                                        false);
                        }
                }
                else if(item->getPermissions().getOwner() == gAgent.getID())
                {
                        new_item->updateServer(FALSE);
                        gInventory.updateItem(new_item);
                        gInventory.notifyObservers();

                        // If the item is an attachment that is currently being worn,
                        // update the object itself.
                        if( item->getType() == LLAssetType::AT_OBJECT )
                        {
                                LLVOAvatar* avatar = gAgent.getAvatarObject();
                                if( avatar )
                                {
                                        LLViewerObject* obj = avatar->getWornAttachment( item->getUUID() );
                                        if( obj )
                                        {
                                                LLSelectMgr::getInstance()->deselectAll();
                                                LLSelectMgr::getInstance()->addAsIndividual( obj, SELECT_ALL_TES, FALSE );
                                                LLSelectMgr::getInstance()->selectionSetObjectDescription( childGetText("desc") );

                                                LLSelectMgr::getInstance()->deselectAll();
                                        }
                                }
                        }
                }
        }
}

void LLPreview::changed(U32 mask)
{
        mDirty = TRUE;
}

void LLPreview::draw()
{
        LLFloater::draw();
        if (mDirty)
        {
                mDirty = FALSE;
                const LLViewerInventoryItem *item = getItem();
                if (item)
                {
                        refreshFromItem(item);
                }
        }
}

void LLPreview::refreshFromItem(const LLInventoryItem* item)
{
        setTitle(llformat("%s: %s",getTitleName(),item->getName().c_str()));
        childSetText("desc",item->getDescription());

        BOOL can_agent_manipulate = item->getPermissions().allowModifyBy(gAgent.getID());
        childSetEnabled("desc",can_agent_manipulate);
}

// static 
void LLPreview::onText(LLUICtrl*, void* userdata)
{
        LLPreview* self = (LLPreview*) userdata;
        self->onCommit();
}

// static
void LLPreview::onRadio(LLUICtrl*, void* userdata)
{
        LLPreview* self = (LLPreview*) userdata;
        self->onCommit();
}

// static
LLPreview* LLPreview::find(const LLUUID& item_uuid)
{
        LLPreview* instance = NULL;
        preview_map_t::iterator found_it = LLPreview::sInstances.find(item_uuid);
        if(found_it != LLPreview::sInstances.end())
        {
                instance = found_it->second;
        }
        return instance;
}

// static
LLPreview* LLPreview::show( const LLUUID& item_uuid, BOOL take_focus )
{
        LLPreview* instance = LLPreview::find(item_uuid);
        if(instance)
        {
                if (LLFloater::getFloaterHost() && LLFloater::getFloaterHost() != instance->getHost())
                {
                        // this preview window is being opened in a new context
                        // needs to be rehosted
                        LLFloater::getFloaterHost()->addFloater(instance, TRUE);
                }
                instance->open();  /*Flawfinder: ignore*/
                if (take_focus)
                {
                        instance->setFocus(TRUE);
                }
        }

        return instance;
}

// static
bool LLPreview::save( const LLUUID& item_uuid, LLPointer<LLInventoryItem>* itemptr )
{
        bool res = false;
        LLPreview* instance = LLPreview::find(item_uuid);
        if(instance)
        {
                res = instance->saveItem(itemptr);
        }
        if (!res)
        {
                delete itemptr;
        }
        return res;
}

// static
void LLPreview::hide(const LLUUID& item_uuid, BOOL no_saving /* = FALSE */ )
{
        preview_map_t::iterator found_it = LLPreview::sInstances.find(item_uuid);
        if(found_it != LLPreview::sInstances.end())
        {
                LLPreview* instance = found_it->second;

                if ( no_saving )
                {
                        instance->mForceClose = TRUE;
                }

                instance->close();
        }
}

// static
void LLPreview::rename(const LLUUID& item_uuid, const std::string& new_name)
{
        preview_map_t::iterator found_it = LLPreview::sInstances.find(item_uuid);
        if(found_it != LLPreview::sInstances.end())
        {
                LLPreview* instance = found_it->second;
                instance->setTitle( new_name );
        }
}

BOOL LLPreview::handleMouseDown(S32 x, S32 y, MASK mask)
{
        if(mClientRect.pointInRect(x, y))
        {
                // No handler needed for focus lost since this class has no
                // state that depends on it.
                bringToFront(x, y);
                gFocusMgr.setMouseCapture(this);
                S32 screen_x;
                S32 screen_y;
                localPointToScreen(x, y, &screen_x, &screen_y );
                LLToolDragAndDrop::getInstance()->setDragStart(screen_x, screen_y);
                return TRUE;
        }
        return LLFloater::handleMouseDown(x, y, mask);
}

BOOL LLPreview::handleMouseUp(S32 x, S32 y, MASK mask)
{
        if(hasMouseCapture())
        {
                gFocusMgr.setMouseCapture(NULL);
                return TRUE;
        }
        return LLFloater::handleMouseUp(x, y, mask);
}

BOOL LLPreview::handleHover(S32 x, S32 y, MASK mask)
{
        if(hasMouseCapture())
        {
                S32 screen_x;
                S32 screen_y;
                const LLViewerInventoryItem *item = getItem();

                localPointToScreen(x, y, &screen_x, &screen_y );
                if(item
                   && item->getPermissions().allowCopyBy(gAgent.getID(),
                                                                                                 gAgent.getGroupID())
                   && LLToolDragAndDrop::getInstance()->isOverThreshold(screen_x, screen_y))
                {
                        EDragAndDropType type;
                        type = LLAssetType::lookupDragAndDropType(item->getType());
                        LLToolDragAndDrop::ESource src = LLToolDragAndDrop::SOURCE_LIBRARY;
                        if(!mObjectUUID.isNull())
                        {
                                src = LLToolDragAndDrop::SOURCE_WORLD;
                        }
                        else if(item->getPermissions().getOwner() == gAgent.getID())
                        {
                                src = LLToolDragAndDrop::SOURCE_AGENT;
                        }
                        LLToolDragAndDrop::getInstance()->beginDrag(type,
                                                                                item->getUUID(),
                                                                                src,
                                                                                mObjectUUID);
                        return LLToolDragAndDrop::getInstance()->handleHover(x, y, mask );
                }
        }
        return LLFloater::handleHover(x,y,mask);
}

void LLPreview::open()  /*Flawfinder: ignore*/
{
        if (!getFloaterHost() && !getHost() && getAssetStatus() == PREVIEW_ASSET_UNLOADED)
        {
                loadAsset();
        }
        LLFloater::open();              /*Flawfinder: ignore*/
}

// virtual
bool LLPreview::saveItem(LLPointer<LLInventoryItem>* itemptr)
{
        return false;
}


// static
void LLPreview::onBtnCopyToInv(void* userdata)
{
        LLPreview* self = (LLPreview*) userdata;
        LLInventoryItem *item = self->mAuxItem;

        if(item && item->getUUID().notNull())
        {
                // Copy to inventory
                if (self->mNotecardInventoryID.notNull())
                {
                        copy_inventory_from_notecard(self->mObjectID,
                                self->mNotecardInventoryID, item);
                }
                else
                {
                        LLPointer<LLInventoryCallback> cb = NULL;
                        copy_inventory_item(
                                gAgent.getID(),
                                item->getPermissions().getOwner(),
                                item->getUUID(),
                                LLUUID::null,
                                std::string(),
                                cb);
                }
        }
        self->close();
}

// static
void LLPreview::onKeepBtn(void* data)
{
        LLPreview* self = (LLPreview*)data;
        self->close();
}

// static
void LLPreview::onDiscardBtn(void* data)
{
        LLPreview* self = (LLPreview*)data;

        const LLViewerInventoryItem* item = self->getItem();
        if (!item) return;

        self->mForceClose = TRUE;
        self->close();

        // Delete the item entirely
        /*
        item->removeFromServer();
        gInventory.deleteObject(item->getUUID());
        gInventory.notifyObservers();
        */

        // Move the item to the trash
        LLUUID trash_id = gInventory.findCategoryUUIDForType(LLAssetType::AT_TRASH);
        if (item->getParentUUID() != trash_id)
        {
                LLInventoryModel::update_list_t update;
                LLInventoryModel::LLCategoryUpdate old_folder(item->getParentUUID(),-1);
                update.push_back(old_folder);
                LLInventoryModel::LLCategoryUpdate new_folder(trash_id, 1);
                update.push_back(new_folder);
                gInventory.accountForUpdate(update);

                LLPointer<LLViewerInventoryItem> new_item = new LLViewerInventoryItem(item);
                new_item->setParent(trash_id);
                // no need to restamp it though it's a move into trash because
                // it's a brand new item already.
                new_item->updateParentOnServer(FALSE);
                gInventory.updateItem(new_item);
                gInventory.notifyObservers();
        }
}

//static
LLPreview* LLPreview::getFirstPreviewForSource(const LLUUID& source_id)
{
        preview_multimap_t::iterator found_it = sPreviewsBySource.find(source_id);
        if (found_it != sPreviewsBySource.end())
        {
                // just return first one
                return (LLPreview*)found_it->second.get();
        }
        return NULL;
}

void LLPreview::userSetShape(const LLRect& new_rect)
{
        if(new_rect.getWidth() != getRect().getWidth() || new_rect.getHeight() != getRect().getHeight())
        {
                userResized();
        }
        LLFloater::userSetShape(new_rect);
}

//
// LLMultiPreview
//

LLMultiPreview::LLMultiPreview(const LLRect& rect) : LLMultiFloater("Preview", rect)
{
        setCanResize(TRUE);
}

void LLMultiPreview::open()             /*Flawfinder: ignore*/
{
        LLMultiFloater::open();         /*Flawfinder: ignore*/
        LLPreview* frontmost_preview = (LLPreview*)mTabContainer->getCurrentPanel();
        if (frontmost_preview && frontmost_preview->getAssetStatus() == LLPreview::PREVIEW_ASSET_UNLOADED)
        {
                frontmost_preview->loadAsset();
        }
}


void LLMultiPreview::userSetShape(const LLRect& new_rect)
{
        if(new_rect.getWidth() != getRect().getWidth() || new_rect.getHeight() != getRect().getHeight())
        {
                LLPreview* frontmost_preview = (LLPreview*)mTabContainer->getCurrentPanel();
                if (frontmost_preview) frontmost_preview->userResized();
        }
        LLFloater::userSetShape(new_rect);
}


void LLMultiPreview::tabOpen(LLFloater* opened_floater, bool from_click)
{
        LLPreview* opened_preview = (LLPreview*)opened_floater;
        if (opened_preview && opened_preview->getAssetStatus() == LLPreview::PREVIEW_ASSET_UNLOADED)
        {
                opened_preview->loadAsset();
        }
}

//static 
LLMultiPreview* LLMultiPreview::getAutoOpenInstance(const LLUUID& id)
{
        handle_map_t::iterator found_it = sAutoOpenPreviewHandles.find(id);
        if (found_it != sAutoOpenPreviewHandles.end())
        {
                return (LLMultiPreview*)found_it->second.get(); 
        }
        return NULL;
}

//static
void LLMultiPreview::setAutoOpenInstance(LLMultiPreview* previewp, const LLUUID& id)
{
        if (previewp)
        {
                sAutoOpenPreviewHandles[id] = previewp->getHandle();
        }
}

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