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/**
* @file llconversationmodel.h
* @brief Implementation of conversations list
*
* $LicenseInfo:firstyear=2009&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_LLCONVERSATIONMODEL_H
#define LL_LLCONVERSATIONMODEL_H
#include "llfolderviewitem.h"
#include "llfolderviewmodel.h"
// Implementation of conversations list
class LLConversationItem;
class LLConversationItemSession;
class LLConversationItemParticipant;
typedef std::map<LLUUID, LLConversationItem*> conversations_items_map;
typedef std::map<LLUUID, LLFolderViewItem*> conversations_widgets_map;
// Conversation items: we hold a list of those and create an LLFolderViewItem widget for each
// that we tuck into the mConversationsListPanel.
class LLConversationItem : public LLFolderViewModelItemCommon
{
public:
LLConversationItem(std::string display_name, const LLUUID& uuid, LLFolderViewModelInterface& root_view_model);
LLConversationItem(const LLUUID& uuid, LLFolderViewModelInterface& root_view_model);
LLConversationItem(LLFolderViewModelInterface& root_view_model);
virtual ~LLConversationItem() {}
// Stub those things we won't really be using in this conversation context
virtual const std::string& getName() const { return mName; }
virtual const std::string& getDisplayName() const { return mName; }
virtual const std::string& getSearchableName() const { return mName; }
virtual const LLUUID& getUUID() const { return mUUID; }
virtual time_t getCreationDate() const { return 0; }
virtual LLPointer<LLUIImage> getIcon() const { return NULL; }
virtual LLPointer<LLUIImage> getOpenIcon() const { return getIcon(); }
virtual LLFontGL::StyleFlags getLabelStyle() const { return LLFontGL::NORMAL; }
virtual std::string getLabelSuffix() const { return LLStringUtil::null; }
virtual BOOL isItemRenameable() const { return TRUE; }
virtual BOOL renameItem(const std::string& new_name) { mName = new_name; mNeedsRefresh = true; return TRUE; }
virtual BOOL isItemMovable( void ) const { return FALSE; }
virtual BOOL isItemRemovable( void ) const { return FALSE; }
virtual BOOL isItemInTrash( void) const { return FALSE; }
virtual BOOL removeItem() { return FALSE; }
virtual void removeBatch(std::vector<LLFolderViewModelItem*>& batch) { }
virtual void move( LLFolderViewModelItem* parent_listener ) { }
virtual BOOL isItemCopyable() const { return FALSE; }
virtual BOOL copyToClipboard() const { return FALSE; }
virtual BOOL cutToClipboard() const { return FALSE; }
virtual BOOL isClipboardPasteable() const { return FALSE; }
virtual void pasteFromClipboard() { }
virtual void pasteLinkFromClipboard() { }
virtual void buildContextMenu(LLMenuGL& menu, U32 flags) { }
virtual BOOL isUpToDate() const { return TRUE; }
virtual bool hasChildren() const { return FALSE; }
virtual bool potentiallyVisible() { return true; }
virtual bool filter( LLFolderViewFilter& filter) { return false; }
virtual bool descendantsPassedFilter(S32 filter_generation = -1) { return true; }
virtual void setPassedFilter(bool passed, S32 filter_generation, std::string::size_type string_offset = std::string::npos, std::string::size_type string_size = 0) { }
virtual bool passedFilter(S32 filter_generation = -1) { return true; }
// The action callbacks
virtual void performAction(LLInventoryModel* model, std::string action);
virtual void openItem( void );
virtual void closeItem( void );
virtual void previewItem( void );
virtual void selectItem(void) { }
virtual void showProperties(void);
// This method will be called to determine if a drop can be
// performed, and will set drop to TRUE if a drop is
// requested.
// Returns TRUE if a drop is possible/happened, FALSE otherwise.
virtual BOOL dragOrDrop(MASK mask, BOOL drop,
EDragAndDropType cargo_type,
void* cargo_data,
std::string& tooltip_msg) { return FALSE; }
// bool hasSameValues(std::string name, const LLUUID& uuid) { return ((name == mName) && (uuid == mUUID)); }
bool hasSameValue(const LLUUID& uuid) { return (uuid == mUUID); }
void resetRefresh() { mNeedsRefresh = false; }
bool needsRefresh() { return mNeedsRefresh; }
protected:
std::string mName; // Name of the session or the participant
LLUUID mUUID; // UUID of the session or the participant
bool mNeedsRefresh; // Flag signaling to the view that something changed for this item
};
class LLConversationItemSession : public LLConversationItem
{
public:
LLConversationItemSession(std::string display_name, const LLUUID& uuid, LLFolderViewModelInterface& root_view_model);
LLConversationItemSession(const LLUUID& uuid, LLFolderViewModelInterface& root_view_model);
virtual ~LLConversationItemSession() {}
void setSessionID(const LLUUID& session_id) { mUUID = session_id; mNeedsRefresh = true; }
void addParticipant(LLConversationItemParticipant* participant);
void removeParticipant(LLConversationItemParticipant* participant);
void removeParticipant(const LLUUID& participant_id);
void clearParticipants();
LLConversationItemParticipant* findParticipant(const LLUUID& participant_id);
void setParticipantIsMuted(const LLUUID& participant_id, bool is_muted);
void setParticipantIsModerator(const LLUUID& participant_id, bool is_moderator);
bool isLoaded() { return mIsLoaded; }
void dumpDebugData();
private:
bool mIsLoaded; // true if at least one participant has been added to the session, false otherwise
};
class LLConversationItemParticipant : public LLConversationItem
{
public:
LLConversationItemParticipant(std::string display_name, const LLUUID& uuid, LLFolderViewModelInterface& root_view_model);
LLConversationItemParticipant(const LLUUID& uuid, LLFolderViewModelInterface& root_view_model);
virtual ~LLConversationItemParticipant() {}
bool isMuted() { return mIsMuted; }
bool isModerator() {return mIsModerator; }
void setIsMuted(bool is_muted) { mIsMuted = is_muted; mNeedsRefresh = true; }
void setIsModerator(bool is_moderator) { mIsModerator = is_moderator; mNeedsRefresh = true; }
void dumpDebugData();
private:
bool mIsMuted; // default is false
bool mIsModerator; // default is false
};
// We don't want to ever filter conversations but we need to declare that class to create a conversation view model.
// We just stubb everything for the moment.
class LLConversationFilter : public LLFolderViewFilter
{
public:
enum ESortOrderType
{
SO_NAME = 0, // Sort inventory by name
SO_DATE = 0x1, // Sort inventory by date
};
LLConversationFilter() { mEmpty = ""; }
~LLConversationFilter() {}
bool check(const LLFolderViewModelItem* item) { return true; }
bool checkFolder(const LLFolderViewModelItem* folder) const { return true; }
void setEmptyLookupMessage(const std::string& message) { }
std::string getEmptyLookupMessage() const { return mEmpty; }
bool showAllResults() const { return true; }
std::string::size_type getStringMatchOffset(LLFolderViewModelItem* item) const { return std::string::npos; }
std::string::size_type getFilterStringSize() const { return 0; }
bool isActive() const { return false; }
bool isModified() const { return false; }
void clearModified() { }
const std::string& getName() const { return mEmpty; }
const std::string& getFilterText() { return mEmpty; }
void setModified(EFilterModified behavior = FILTER_RESTART) { }
void setFilterCount(S32 count) { }
S32 getFilterCount() const { return 0; }
void decrementFilterCount() { }
bool isDefault() const { return true; }
bool isNotDefault() const { return false; }
void markDefault() { }
void resetDefault() { }
S32 getCurrentGeneration() const { return 0; }
S32 getFirstSuccessGeneration() const { return 0; }
S32 getFirstRequiredGeneration() const { return 0; }
private:
std::string mEmpty;
};
class LLConversationSort
{
public:
LLConversationSort(U32 order = 0)
: mSortOrder(order),
mByDate(false),
mByName(false)
{
mByDate = (order & LLConversationFilter::SO_DATE);
mByName = (order & LLConversationFilter::SO_NAME);
}
bool isByDate() const { return mByDate; }
U32 getSortOrder() const { return mSortOrder; }
bool operator()(const LLConversationItem* const& a, const LLConversationItem* const& b) const;
private:
U32 mSortOrder;
bool mByDate;
bool mByName;
};
class LLConversationViewModel
: public LLFolderViewModel<LLConversationSort, LLConversationItem, LLConversationItem, LLConversationFilter>
{
public:
typedef LLFolderViewModel<LLConversationSort, LLConversationItem, LLConversationItem, LLConversationFilter> base_t;
void sort(LLFolderViewFolder* folder) { } // *TODO : implement conversation sort
bool contentsReady() { return true; } // *TODO : we need to check that participants names are available somewhat
bool startDrag(std::vector<LLFolderViewModelItem*>& items) { return false; } // We do not allow drag of conversation items
private:
};
#endif // LL_LLCONVERSATIONMODEL_H
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