// $Id: bfxmngr.cpp 1282 2006-06-09 09:46:49Z alex $ // bfxpmngr.cpp : implementation file // /* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE ================================XARAHEADERSTART=========================== Xara LX, a vector drawing and manipulation program. Copyright (C) 1993-2006 Xara Group Ltd. Copyright on certain contributions may be held in joint with their respective authors. See AUTHORS file for details. LICENSE TO USE AND MODIFY SOFTWARE ---------------------------------- This file is part of Xara LX. Xara LX is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation. Xara LX and its component source files are 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 General Public License for more details. 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Xara Group Ltd, Gaddesden Place, Hemel Hempstead, HP2 6EX, UK. http://www.xara.com/ =================================XARAHEADEREND============================ */ // This file contains specific BFX plug-in manager related items // At present this includes:- // BfxHandler // Defines the characteristics of a BFX plug-in and provides a function // for parsing them. These type of plug-ins are at present built in // and so are not parsed but added using the AddFixedPlugIns virtual function. #include "camtypes.h" #include "plugmngr.h" // main header file #include "bfxmngr.h" // BfxHandler #include "bfxitem.h" // BfxPlugIn #include "bfxop.h" // BfxPlugInOp BfxContextMenu #include "bfxopun.h" // BfxPlugInUndoOp #include "bfxdlg2.h" // BfxPlugInDlg //#include "app.h" // GetApplication() - in camtypes.h [AUTOMATICALLY REMOVED] #include "menuitem.h" // MenuItem #include "menupref.h" // CreateMenuItem #include "appprefs.h" // OPTOKEN_PLUGSDLG // Place any IMPLEMENT type statements here CC_IMPLEMENT_DYNAMIC(BfxHandler, PlugInHandler) // We want better memory tracking #define new CAM_DEBUG_NEW /************************************************************************************** **************************************************************************************/ /************************************************************************************** > BfxHandler::BfxHandler() Author: Neville_Humphrys (Xara Group Ltd) Created: 4/3/97 Purpose: Main constructor for the Bfx plug-in handler in Camelot. **************************************************************************************/ BfxHandler::BfxHandler() { } /************************************************************************************** > BfxHandler::~BfxHandler() Author: Neville_Humphrys (Xara Group Ltd) Created: 4/3/97 Purpose: Main destructor for the Bfx plug-in handler in Camelot. **************************************************************************************/ BfxHandler::~BfxHandler() { } /************************************************************************************** > virtual BOOL BfxHandler::Init() Author: Neville_Humphrys (Xara Group Ltd) Created: 4/3/97 Returns: True if initialised ok, False otherwise. Purpose: Main initialisation code for the Bfx plug-in handler in Camelot. **************************************************************************************/ BOOL BfxHandler::Init() { // Initialise the operations we are going to need if (!BfxPlugInOp::Init()) return FALSE; //#if NEW_NATIVE_FILTER if (!BfxPlugInUndoOp::Init()) return FALSE; //#endif if (!BfxPlugInDlg::Init()) return FALSE; return TRUE; } /************************************************************************************** > virtual String_32 BfxHandler::GetUniqueID() const Author: Neville_Humphrys (Xara Group Ltd) Created: 4/3/97 Returns: A string containing a filetype. Purpose: A string which defines the unique identifier for the plug-ins that this handler is interested in. In this case being Bfx it is 'Bfx:'. **************************************************************************************/ String_32 BfxHandler::GetUniqueID() const { return TEXT("BFX:"); } /************************************************************************************** > virtual TypeOfPlugIn BfxHandler::GetTypeOfPlugIn() const Author: Neville_Humphrys (Xara Group Ltd) Created: 4/3/97 Returns: Type of the plug-in. Purpose: A unique type for the plug-ins that this handler is interested in. In this case being Bfx it is PLUGIN_BFX. **************************************************************************************/ TypeOfPlugIn BfxHandler::GetTypeOfPlugIn() const { return PLUGIN_BFX; } /************************************************************************************** > virtual String_32 BfxHandler::GetFileTypes() const Author: Neville_Humphrys (Xara Group Ltd) Created: 4/3/97 Returns: A string containing a filetype. Purpose: A string which defines the filetype or a list of filetypes that this type of plug-in is interested in. In this case being Bfx they are built in and have no filetype. Always supplied in lowercase. **************************************************************************************/ String_32 BfxHandler::GetFileTypes() const { return TEXT(""); } /************************************************************************************** > virtual BOOL BfxHandler::AddFixedPlugIns() Author: Neville_Humphrys (Xara Group Ltd) Created: 4/3/97 Inputs: - Returns: True if worked, False otherwise Purpose: Add any fixed plug-ins to the list in the plug-in manager and register the op descriptor to the system. By fixed, I mean those which are not file related and hence will be loaded when the specified paths are parsed for plug-ins. This is the main way that BFX type plug-ins are added to the system. **************************************************************************************/ BOOL BfxHandler::AddFixedPlugIns() { // Add our fixed plug-ins to the system // BfxBrightnessContrast * pBrightnessContrast = new BfxBrightnessContrast; // if (pBrightnessContrast) // AddPlugIn(pBrightnessContrast, CC_RUNTIME_CLASS(BfxPlugInOp), BfxPlugInOp::GetState); BfxSpecialEffects * pSpecialEffects = new BfxSpecialEffects; if (pSpecialEffects) AddPlugIn(pSpecialEffects, CC_RUNTIME_CLASS(BfxPlugInOp), BfxPlugInOp::GetState); // BfxResize * pBfxResize = new BfxResize; // if (pBfxResize) // AddPlugIn(pBfxResize, CC_RUNTIME_CLASS(BfxPlugInOp), BfxPlugInOp::GetState); // BfxFlipAndRotate * pBfxFlipAndRotate = new BfxFlipAndRotate; // if (pBfxFlipAndRotate) // AddPlugIn(pBfxFlipAndRotate, CC_RUNTIME_CLASS(BfxPlugInOp), BfxPlugInOp::GetState); // BfxColourDepth * pBfxColourDepth = new BfxColourDepth; // if (pBfxColourDepth) // AddPlugIn(pBfxColourDepth, CC_RUNTIME_CLASS(BfxPlugInOp), BfxPlugInOp::GetState); return TRUE; } /************************************************************************************** > virtual BOOL BfxHandler::ParsePlugIn(const PathName& Path, const INT32 PathID) Author: Neville_Humphrys (Xara Group Ltd) Created: 4/3/97 Inputs: Path the pathname of the file to parse PathID the id assigned to this pathname Returns: True if parsed ok and False otherwise. Purpose: Parses the specified plug-in and sees whether it is a Bfx plug-in. If so, then adds it to the list of available plug-ins, noting any useful details which will be required later. The PathID should be added to the plug-in record so that it can be translated back to the pathname at the appropriate time. **************************************************************************************/ BOOL BfxHandler::ParsePlugIn(const PathName& Path, const INT32 PathID) { // TRACEUSER( "Neville", _T("ParsePlugIn = %s\n"), (TCHAR*)Path.GetPath()); // They are built in and so do not need parsing return TRUE; } /************************************************************************************** > virtual BOOL BfxHandler::AddPlugIn(PlugInItem * pPlugIn, CCRuntimeClass* pClass = CC_RUNTIME_CLASS(PlugInOp), pfnGetState gs = PlugInOp::GetState) Author: Neville_Humphrys (Xara Group Ltd) Created: 4/3/97 Inputs: pPlugIn the new PlugInItem to add to the list pClass the operation handling class to use gs the GetState function to use Returns: True if worked, False otherwise Purpose: Add a plug-in to the list in the plug-in manager and register the op descriptor to the system. We override the baseclass version as we need to register an undoable operation and a normal version for each plug-in. The undoable version is used in the document. The normal version is used in the bitmap gallery. **************************************************************************************/ BOOL BfxHandler::AddPlugIn(PlugInItem * pPlugIn, CCRuntimeClass* pClass, pfnGetState gs) { PlugInManager* pManager = GetApplication()->GetPlugInManager(); if (pManager == NULL) return FALSE; if (!pManager->AddPlugIn(pPlugIn)) ERROR2(FALSE,"Failed to register a plug-in with plug-in manager"); // Make up a unique name for the plug in String_32 OpToken = GetUniqueID(); OpToken += pPlugIn->GetPlugInName(); // Register this name as an OpDescriptor to the system so that we can use it // on menus etc. if (!PlugInOp::RegisterOpToken(OpToken, pPlugIn->GetPlugInName(), pClass, gs)) ERROR2(FALSE,"Failed to register OpToken for a plug-in"); //#if NEW_NATIVE_FILTER // Now do the same to register the undoable operation to the system // Make up a unique name for the plug in OpToken = GetUniqueID(); // Add the unique undo signature String_32 UndoSig(TEXT(PLUGIN_UNDO_SIG)); OpToken += UndoSig; OpToken += pPlugIn->GetPlugInName(); // Register this name as an OpDescriptor to the system so that we can use it // on menus etc. if (!PlugInUndoOp::RegisterOpToken(OpToken, pPlugIn->GetPlugInName(), CC_RUNTIME_CLASS(BfxPlugInUndoOp), BfxPlugInUndoOp::GetState)) ERROR2(FALSE,"Failed to register undo OpToken for a plug-in"); //#endif // Now see if the family name is registered, if not then register it OpToken = GetUniqueID(); OpToken += pPlugIn->GetFamilyName(); OpDescriptor* pOpDesc = OpDescriptor::FindOpDescriptor(OpToken); if (pOpDesc == NULL) { // Register this name as an OpDescriptor to the system so that we can use it // on menus etc. // Use the default OpDescriptor as this will have enough functionality for tick // greying i.e. none! if (!PlugInOp::RegisterOpToken(OpToken, pPlugIn->GetFamilyName())) //, pClass, gs)) ERROR2(FALSE,"Failed to register OpToken for a plug-in family name"); } // Now see if the undo version of the family name is registered, if not then register it OpToken = GetUniqueID(); OpToken += UndoSig; OpToken += pPlugIn->GetFamilyName(); pOpDesc = OpDescriptor::FindOpDescriptor(OpToken); if (pOpDesc == NULL) { // Register this name as an OpDescriptor to the system so that we can use it // on menus etc. // Use the default OpDescriptor as this will have enough functionality for tick // greying i.e. none! if (!PlugInUndoOp::RegisterOpToken(OpToken, pPlugIn->GetFamilyName(), CC_RUNTIME_CLASS(BfxPlugInUndoOp), BfxPlugInUndoOp::GetState)) ERROR2(FALSE,"Failed to register OpToken for a plug-in family name"); } return TRUE; } /******************************************************************************************** > BOOL BfxHandler::CreateMainMenuItems(PlugInManager * pManager, MenuItem * pRootMenu, BOOL AddSeparator = FALSE) Author: Neville_Humphrys (Xara Group Ltd) Created: 4/3/97 Inputs: pManager the plug-in manager to get at useful things like the plug-in list pRootMenu The root of the main menu to add the items to AddSeparator True if want a separator added to the last item on the menu Outputs: - Returns: True if the operation completed successfully False if it failed in some way. Purpose: After the plug in list has been sorted alphabetically we must add each item in the list to the main plug-in menu. This is a handler's chance to insert menu options into this menu. ********************************************************************************************/ BOOL BfxHandler::CreateMainMenuItems(PlugInManager * pManager, MenuItem * pRootMenu, BOOL AddSeparator) { ERROR2IF(pManager == NULL || pRootMenu == NULL,FALSE,"CreateMainMenuItems bad parameters!"); //#if NEW_NATIVE_FILTER // Create a menu item for the apply last item //MenuItem * pApplyLastItem = CreateMenuItem(OPTOKEN_PLUGINS_PARSING, pRootMenu->GetMenuId(), FALSE); // If created ok then add this to the main plug-in's menu //if (pApplyLastItem) // pRootMenu->AddMenuItem(pApplyLastItem); // Create the plug-ins manager menu item... MenuItem * pPlugDlgMngr = CreateMenuItem(OPTOKEN_PLUGSDLG, pRootMenu->GetMenuId(), TRUE); // If created ok then add this to the main plug-in's menu if (pPlugDlgMngr) pRootMenu->AddMenuItem(pPlugDlgMngr); // Did we find the plug-in main menu item? // If we did then we need to add the plug-ins to the item String_32 OpToken; String_32 FamilyOpToken; String_32 LastFamilyOpToken; // MenuItem* pFamilyRoot = NULL; MenuItem* pFamilyRoot = pRootMenu; String_32 UndoSig(TEXT(PLUGIN_UNDO_SIG)); // Go through the list of plug-ins registered to the system and make up a // menu structure from the OpTokens that they have registered. // Assumes the plug-ins are sorted correctly on family names and then // plug-in names. PlugInItem * pPlugIn = pManager->GetFirstPlugIn(); BOOL ok = TRUE; while (pPlugIn != NULL) { // Only allow Bfx plug-ins on this menu. We are very plug-inist! if (pPlugIn->GetTypeOfPlugIn() == PLUGIN_BFX) { OpToken = pPlugIn->GetUniqueID(); FamilyOpToken = OpToken; // Add the unique undo signature OpToken += UndoSig; FamilyOpToken += UndoSig; // Now add the menu names themselves OpToken += pPlugIn->GetPlugInName(); FamilyOpToken += pPlugIn->GetFamilyName(); // check if we already have // if (FamilyOpToken != LastFamilyOpToken) // { // MenuItem * pNewFamilyItem = CreateMenuItem(FamilyOpToken, pRootMenu->GetMenuId(), FALSE); // if (pNewFamilyItem) // { // // Created ok so add this to the main plug-in's menu // ok = ok && pRootMenu->AddMenuItem(pNewFamilyItem); // // This becomes the new family root // pFamilyRoot = pNewFamilyItem; // } // } // if (pFamilyRoot) { // Create a menu item for the plug-in itself MenuItem * pNewItem = CreateMenuItem(OpToken, pFamilyRoot->GetMenuId(), FALSE); // If created ok then add this to the main plug-in's menu if (pNewItem) ok = ok && pFamilyRoot->AddMenuItem(pNewItem); } LastFamilyOpToken = FamilyOpToken; } pPlugIn = pManager->GetNextPlugIn(pPlugIn); } // Tell the last item that it should have a separator // if (pFamilyRoot != NULL && AddSeparator) // pFamilyRoot->SetIsFollowedBySeparator(TRUE); //#endif return TRUE; }