From 2177daffd38e1b372613a716d6d18d274d4b6b48 Mon Sep 17 00:00:00 2001 From: zakk Date: Fri, 26 Aug 2005 05:42:38 +0000 Subject: See the readme. git-svn-id: svn://svn.icculus.org/quake3/trunk@4 edf5b092-35ff-0310-97b2-ce42778d08ea --- q3radiant/Undo.cpp | 884 ----------------------------------------------------- 1 file changed, 884 deletions(-) delete mode 100755 q3radiant/Undo.cpp (limited to 'q3radiant/Undo.cpp') diff --git a/q3radiant/Undo.cpp b/q3radiant/Undo.cpp deleted file mode 100755 index ca0a74e..0000000 --- a/q3radiant/Undo.cpp +++ /dev/null @@ -1,884 +0,0 @@ -/* -=========================================================================== -Copyright (C) 1999-2005 Id Software, Inc. - -This file is part of Quake III Arena source code. - -Quake III Arena source code is free software; you can redistribute it -and/or modify it under the terms of the GNU General Public License as -published by the Free Software Foundation; either version 2 of the License, -or (at your option) any later version. - -Quake III Arena source code 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 General Public License for more details. - -You should have received a copy of the GNU General Public License -along with Foobar; if not, write to the Free Software -Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -=========================================================================== -*/ - -/* - - QERadiant Undo/Redo - - -basic setup: - -<-g_undolist---------g_lastundo> <---map data---> <-g_lastredo---------g_redolist-> - - - undo/redo on the world_entity is special, only the epair changes are remembered - and the world entity never gets deleted. - - FIXME: maybe reset the Undo system at map load - maybe also reset the entityId at map load -*/ - -#include "stdafx.h" -#include "Radiant.h" -#include "qe3.h" - -typedef struct undo_s -{ - double time; //time operation was performed - int id; //every undo has an unique id - int done; //true when undo is build - char *operation; //name of the operation - brush_t brushlist; //deleted brushes - entity_t entitylist; //deleted entities - struct undo_s *prev, *next; //next and prev undo in list -} undo_t; - -undo_t *g_undolist; //first undo in the list -undo_t *g_lastundo; //last undo in the list -undo_t *g_redolist; //first redo in the list -undo_t *g_lastredo; //last undo in list -int g_undoMaxSize = 64; //maximum number of undos -int g_undoSize = 0; //number of undos in the list -int g_undoMaxMemorySize = 2*1024*1024; //maximum undo memory (default 2 MB) -int g_undoMemorySize = 0; //memory size of undo buffer -int g_undoId = 1; //current undo ID (zero is invalid id) -int g_redoId = 1; //current redo ID (zero is invalid id) - - -/* -============= -Undo_MemorySize -============= -*/ -int Undo_MemorySize(void) -{ - /* - int size; - undo_t *undo; - brush_t *pBrush; - entity_t *pEntity; - - size = 0; - for (undo = g_undolist; undo; undo = undo->next) - { - for (pBrush = undo->brushlist.next ; pBrush != NULL && pBrush != &undo->brushlist ; pBrush = pBrush->next) - { - size += Brush_MemorySize(pBrush); - } - for (pEntity = undo->entitylist.next; pEntity != NULL && pEntity != &undo->entitylist; pEntity = pEntity->next) - { - size += Entity_MemorySize(pEntity); - } - size += sizeof(undo_t); - } - return size; - */ - return g_undoMemorySize; -} - -/* -============= -Undo_ClearRedo -============= -*/ -void Undo_ClearRedo(void) -{ - undo_t *redo, *nextredo; - brush_t *pBrush, *pNextBrush; - entity_t *pEntity, *pNextEntity; - - for (redo = g_redolist; redo; redo = nextredo) - { - nextredo = redo->next; - for (pBrush = redo->brushlist.next ; pBrush != NULL && pBrush != &redo->brushlist ; pBrush = pNextBrush) - { - pNextBrush = pBrush->next; - Brush_Free(pBrush); - } - for (pEntity = redo->entitylist.next; pEntity != NULL && pEntity != &redo->entitylist; pEntity = pNextEntity) - { - pNextEntity = pEntity->next; - Entity_Free(pEntity); - } - free(redo); - } - g_redolist = NULL; - g_lastredo = NULL; - g_redoId = 1; -} - -/* -============= -Undo_Clear - - Clears the undo buffer. -============= -*/ -void Undo_Clear(void) -{ - undo_t *undo, *nextundo; - brush_t *pBrush, *pNextBrush; - entity_t *pEntity, *pNextEntity; - - Undo_ClearRedo(); - for (undo = g_undolist; undo; undo = nextundo) - { - nextundo = undo->next; - for (pBrush = undo->brushlist.next ; pBrush != NULL && pBrush != &undo->brushlist ; pBrush = pNextBrush) - { - pNextBrush = pBrush->next; - g_undoMemorySize -= Brush_MemorySize(pBrush); - Brush_Free(pBrush); - } - for (pEntity = undo->entitylist.next; pEntity != NULL && pEntity != &undo->entitylist; pEntity = pNextEntity) - { - pNextEntity = pEntity->next; - g_undoMemorySize -= Entity_MemorySize(pEntity); - Entity_Free(pEntity); - } - g_undoMemorySize -= sizeof(undo_t); - free(undo); - } - g_undolist = NULL; - g_lastundo = NULL; - g_undoSize = 0; - g_undoMemorySize = 0; - g_undoId = 1; -} - -/* -============= -Undo_SetMaxSize -============= -*/ -void Undo_SetMaxSize(int size) -{ - Undo_Clear(); - if (size < 1) g_undoMaxSize = 1; - else g_undoMaxSize = size; -} - -/* -============= -Undo_GetMaxSize -============= -*/ -int Undo_GetMaxSize(void) -{ - return g_undoMaxSize; -} - -/* -============= -Undo_SetMaxMemorySize -============= -*/ -void Undo_SetMaxMemorySize(int size) -{ - Undo_Clear(); - if (size < 1024) g_undoMaxMemorySize = 1024; - else g_undoMaxMemorySize = size; -} - -/* -============= -Undo_GetMaxMemorySize -============= -*/ -int Undo_GetMaxMemorySize(void) -{ - return g_undoMaxMemorySize; -} - -/* -============= -Undo_FreeFirstUndo -============= -*/ -void Undo_FreeFirstUndo(void) -{ - undo_t *undo; - brush_t *pBrush, *pNextBrush; - entity_t *pEntity, *pNextEntity; - - //remove the oldest undo from the undo buffer - undo = g_undolist; - g_undolist = g_undolist->next; - g_undolist->prev = NULL; - // - for (pBrush = undo->brushlist.next ; pBrush != NULL && pBrush != &undo->brushlist ; pBrush = pNextBrush) - { - pNextBrush = pBrush->next; - g_undoMemorySize -= Brush_MemorySize(pBrush); - Brush_Free(pBrush); - } - for (pEntity = undo->entitylist.next; pEntity != NULL && pEntity != &undo->entitylist; pEntity = pNextEntity) - { - pNextEntity = pEntity->next; - g_undoMemorySize -= Entity_MemorySize(pEntity); - Entity_Free(pEntity); - } - g_undoMemorySize -= sizeof(undo_t); - free(undo); - g_undoSize--; -} - -/* -============= -Undo_GeneralStart -============= -*/ -void Undo_GeneralStart(char *operation) -{ - undo_t *undo; - brush_t *pBrush; - entity_t *pEntity; - - - if (g_lastundo) - { - if (!g_lastundo->done) - { - Sys_Printf("Undo_Start: WARNING last undo not finished.\n"); - } - } - - undo = (undo_t *) malloc(sizeof(undo_t)); - if (!undo) return; - memset(undo, 0, sizeof(undo_t)); - undo->brushlist.next = &undo->brushlist; - undo->brushlist.prev = &undo->brushlist; - undo->entitylist.next = &undo->entitylist; - undo->entitylist.prev = &undo->entitylist; - if (g_lastundo) g_lastundo->next = undo; - else g_undolist = undo; - undo->prev = g_lastundo; - undo->next = NULL; - g_lastundo = undo; - - undo->time = Sys_DoubleTime(); - // - if (g_undoId > g_undoMaxSize * 2) g_undoId = 1; - if (g_undoId <= 0) g_undoId = 1; - undo->id = g_undoId++; - undo->done = false; - undo->operation = operation; - //reset the undo IDs of all brushes using the new ID - for (pBrush = active_brushes.next; pBrush != NULL && pBrush != &active_brushes; pBrush = pBrush->next) - { - if (pBrush->undoId == undo->id) - { - pBrush->undoId = 0; - } - } - for (pBrush = selected_brushes.next; pBrush != NULL && pBrush != &selected_brushes; pBrush = pBrush->next) - { - if (pBrush->undoId == undo->id) - { - pBrush->undoId = 0; - } - } - //reset the undo IDs of all entities using thew new ID - for (pEntity = entities.next; pEntity != NULL && pEntity != &entities; pEntity = pEntity->next) - { - if (pEntity->undoId == undo->id) - { - pEntity->undoId = 0; - } - } - g_undoMemorySize += sizeof(undo_t); - g_undoSize++; - //undo buffer is bound to a max - if (g_undoSize > g_undoMaxSize) - { - Undo_FreeFirstUndo(); - } -} - -/* -============= -Undo_BrushInUndo -============= -*/ -int Undo_BrushInUndo(undo_t *undo, brush_t *brush) -{ - brush_t *b; - - for (b = undo->brushlist.next; b != &undo->brushlist; b = b->next) - { - if (b == brush) return true; - } - return false; -} - -/* -============= -Undo_EntityInUndo -============= -*/ -int Undo_EntityInUndo(undo_t *undo, entity_t *ent) -{ - entity_t *e; - - for (e = undo->entitylist.next; e != &undo->entitylist; e = e->next) - { - if (e == ent) return true; - } - return false; -} - -/* -============= -Undo_Start -============= -*/ -void Undo_Start(char *operation) -{ - Undo_ClearRedo(); - Undo_GeneralStart(operation); -} - -/* -============= -Undo_AddBrush -============= -*/ -void Undo_AddBrush(brush_t *pBrush) -{ - if (!g_lastundo) - { - Sys_Printf("Undo_AddBrushList: no last undo.\n"); - return; - } - if (g_lastundo->entitylist.next != &g_lastundo->entitylist) - { - Sys_Printf("Undo_AddBrushList: WARNING adding brushes after entity.\n"); - } - //if the brush is already in the undo - if (Undo_BrushInUndo(g_lastundo, pBrush)) - return; - //clone the brush - brush_t* pClone = Brush_FullClone(pBrush); - //save the ID of the owner entity - pClone->ownerId = pBrush->owner->entityId; - //save the old undo ID for previous undos - pClone->undoId = pBrush->undoId; - Brush_AddToList (pClone, &g_lastundo->brushlist); - // - g_undoMemorySize += Brush_MemorySize(pClone); -} - -/* -============= -Undo_AddBrushList -============= -*/ -void Undo_AddBrushList(brush_t *brushlist) -{ - brush_t *pBrush; - - if (!g_lastundo) - { - Sys_Printf("Undo_AddBrushList: no last undo.\n"); - return; - } - if (g_lastundo->entitylist.next != &g_lastundo->entitylist) - { - Sys_Printf("Undo_AddBrushList: WARNING adding brushes after entity.\n"); - } - //copy the brushes to the undo - for (pBrush = brushlist->next ; pBrush != NULL && pBrush != brushlist; pBrush=pBrush->next) - { - //if the brush is already in the undo - if (Undo_BrushInUndo(g_lastundo, pBrush)) - continue; - // do we need to store this brush's entity in the undo? - // if it's a fixed size entity, the brush that reprents it is not really relevant, it's used for selecting and moving around - // what we want to store for undo is the owner entity, epairs and origin/angle stuff - //++timo FIXME: if the entity is not fixed size I don't know, so I don't do it yet - if (pBrush->owner->eclass->fixedsize == 1) - Undo_AddEntity( pBrush->owner ); - //clone the brush - brush_t* pClone = Brush_FullClone(pBrush); - //save the ID of the owner entity - pClone->ownerId = pBrush->owner->entityId; - //save the old undo ID from previous undos - pClone->undoId = pBrush->undoId; - Brush_AddToList (pClone, &g_lastundo->brushlist); - // - g_undoMemorySize += Brush_MemorySize(pClone); - } -} - -/* -============= -Undo_EndBrush -============= -*/ -void Undo_EndBrush(brush_t *pBrush) -{ - if (!g_lastundo) - { - //Sys_Printf("Undo_End: no last undo.\n"); - return; - } - if (g_lastundo->done) - { - //Sys_Printf("Undo_End: last undo already finished.\n"); - return; - } - pBrush->undoId = g_lastundo->id; -} - -/* -============= -Undo_EndBrushList -============= -*/ -void Undo_EndBrushList(brush_t *brushlist) -{ - if (!g_lastundo) - { - //Sys_Printf("Undo_End: no last undo.\n"); - return; - } - if (g_lastundo->done) - { - //Sys_Printf("Undo_End: last undo already finished.\n"); - return; - } - for (brush_t* pBrush = brushlist->next; pBrush != NULL && pBrush != brushlist; pBrush=pBrush->next) - { - pBrush->undoId = g_lastundo->id; - } -} - -/* -============= -Undo_AddEntity -============= -*/ -void Undo_AddEntity(entity_t *entity) -{ - entity_t* pClone; - - if (!g_lastundo) - { - Sys_Printf("Undo_AddEntity: no last undo.\n"); - return; - } - //if the entity is already in the undo - if (Undo_EntityInUndo(g_lastundo, entity)) - return; - //clone the entity - pClone = Entity_Clone(entity); - //NOTE: Entity_Clone adds the entity to the entity list - // so we remove it from that list here - Entity_RemoveFromList(pClone); - //save the old undo ID for previous undos - pClone->undoId = entity->undoId; - //save the entity ID (we need a full clone) - pClone->entityId = entity->entityId; - // - Entity_AddToList(pClone, &g_lastundo->entitylist); - // - g_undoMemorySize += Entity_MemorySize(pClone); -} - -/* -============= -Undo_EndEntity -============= -*/ -void Undo_EndEntity(entity_t *entity) -{ - if (!g_lastundo) - { - //Sys_Printf("Undo_End: no last undo.\n"); - return; - } - if (g_lastundo->done) - { - //Sys_Printf("Undo_End: last undo already finished.\n"); - return; - } - if (entity == world_entity) - { - //Sys_Printf("Undo_AddEntity: undo on world entity.\n"); - //NOTE: we never delete the world entity when undoing an operation - // we only transfer the epairs - return; - } - entity->undoId = g_lastundo->id; -} - -/* -============= -Undo_End -============= -*/ -void Undo_End(void) -{ - if (!g_lastundo) - { - //Sys_Printf("Undo_End: no last undo.\n"); - return; - } - if (g_lastundo->done) - { - //Sys_Printf("Undo_End: last undo already finished.\n"); - return; - } - g_lastundo->done = true; - - //undo memory size is bound to a max - while (g_undoMemorySize > g_undoMaxMemorySize) - { - //always keep one undo - if (g_undolist == g_lastundo) break; - Undo_FreeFirstUndo(); - } - // - //Sys_Printf("undo size = %d, undo memory = %d\n", g_undoSize, g_undoMemorySize); -} - -/* -============= -Undo_Undo -============= -*/ -void Undo_Undo(void) -{ - undo_t *undo, *redo; - brush_t *pBrush, *pNextBrush; - entity_t *pEntity, *pNextEntity, *pUndoEntity; - - if (!g_lastundo) - { - Sys_Printf("Nothing left to undo.\n"); - return; - } - if (!g_lastundo->done) - { - Sys_Printf("Undo_Undo: WARNING: last undo not yet finished!\n"); - } - // get the last undo - undo = g_lastundo; - if (g_lastundo->prev) g_lastundo->prev->next = NULL; - else g_undolist = NULL; - g_lastundo = g_lastundo->prev; - - //allocate a new redo - redo = (undo_t *) malloc(sizeof(undo_t)); - if (!redo) return; - memset(redo, 0, sizeof(undo_t)); - redo->brushlist.next = &redo->brushlist; - redo->brushlist.prev = &redo->brushlist; - redo->entitylist.next = &redo->entitylist; - redo->entitylist.prev = &redo->entitylist; - if (g_lastredo) g_lastredo->next = redo; - else g_redolist = redo; - redo->prev = g_lastredo; - redo->next = NULL; - g_lastredo = redo; - redo->time = Sys_DoubleTime(); - redo->id = g_redoId++; - redo->done = true; - redo->operation = undo->operation; - - //reset the redo IDs of all brushes using the new ID - for (pBrush = active_brushes.next; pBrush != NULL && pBrush != &active_brushes; pBrush = pBrush->next) - { - if (pBrush->redoId == redo->id) - { - pBrush->redoId = 0; - } - } - for (pBrush = selected_brushes.next; pBrush != NULL && pBrush != &selected_brushes; pBrush = pBrush->next) - { - if (pBrush->redoId == redo->id) - { - pBrush->redoId = 0; - } - } - //reset the redo IDs of all entities using thew new ID - for (pEntity = entities.next; pEntity != NULL && pEntity != &entities; pEntity = pEntity->next) - { - if (pEntity->redoId == redo->id) - { - pEntity->redoId = 0; - } - } - - // remove current selection - Select_Deselect(); - // move "created" brushes to the redo - for (pBrush = active_brushes.next; pBrush != NULL && pBrush != &active_brushes; pBrush=pNextBrush) - { - pNextBrush = pBrush->next; - if (pBrush->undoId == undo->id) - { - //Brush_Free(pBrush); - //move the brush to the redo - Brush_RemoveFromList(pBrush); - Brush_AddToList(pBrush, &redo->brushlist); - //make sure the ID of the owner is stored - pBrush->ownerId = pBrush->owner->entityId; - //unlink the brush from the owner entity - Entity_UnlinkBrush(pBrush); - } - } - // move "created" entities to the redo - for (pEntity = entities.next; pEntity != NULL && pEntity != &entities; pEntity = pNextEntity) - { - pNextEntity = pEntity->next; - if (pEntity->undoId == undo->id) - { - // check if this entity is in the undo - for (pUndoEntity = undo->entitylist.next; pUndoEntity != NULL && pUndoEntity != &undo->entitylist; pUndoEntity = pUndoEntity->next) - { - // move brushes to the undo entity - if (pUndoEntity->entityId == pEntity->entityId) - { - pUndoEntity->brushes.next = pEntity->brushes.next; - pUndoEntity->brushes.prev = pEntity->brushes.prev; - pEntity->brushes.next = &pEntity->brushes; - pEntity->brushes.prev = &pEntity->brushes; - } - } - // - //Entity_Free(pEntity); - //move the entity to the redo - Entity_RemoveFromList(pEntity); - Entity_AddToList(pEntity, &redo->entitylist); - } - } - // add the undo entities back into the entity list - for (pEntity = undo->entitylist.next; pEntity != NULL && pEntity != &undo->entitylist; pEntity = undo->entitylist.next) - { - g_undoMemorySize -= Entity_MemorySize(pEntity); - //if this is the world entity - if (pEntity->entityId == world_entity->entityId) - { - //free the epairs of the world entity - Entity_FreeEpairs(world_entity); - //set back the original epairs - world_entity->epairs = pEntity->epairs; - // unhook the epairs and free the world_entity clone that stored the epairs - pEntity->epairs = NULL; - Entity_Free(pEntity); - } - else - { - Entity_RemoveFromList(pEntity); - Entity_AddToList(pEntity, &entities); - pEntity->redoId = redo->id; - } - } - // add the undo brushes back into the selected brushes - for (pBrush = undo->brushlist.next; pBrush != NULL && pBrush != &undo->brushlist; pBrush = undo->brushlist.next) - { - g_undoMemorySize -= Brush_MemorySize(pBrush); - Brush_RemoveFromList(pBrush); - Brush_AddToList(pBrush, &active_brushes); - for (pEntity = entities.next; pEntity != NULL && pEntity != &entities; pEntity = pNextEntity) - { - if (pEntity->entityId == pBrush->ownerId) - { - Entity_LinkBrush(pEntity, pBrush); - break; - } - } - //if the brush is not linked then it should be linked into the world entity - if (pEntity == NULL || pEntity == &entities) - { - Entity_LinkBrush(world_entity, pBrush); - } - //build the brush - //Brush_Build(pBrush); - Select_Brush(pBrush); - pBrush->redoId = redo->id; - } - // - Sys_Printf("%s undone.\n", undo->operation); - // free the undo - g_undoMemorySize -= sizeof(undo_t); - free(undo); - g_undoSize--; - g_undoId--; - if (g_undoId <= 0) g_undoId = 2 * g_undoMaxSize; - // - g_bScreenUpdates = true; - Sys_UpdateWindows(W_ALL); -} - -/* -============= -Undo_Redo -============= -*/ -void Undo_Redo(void) -{ - undo_t *redo; - brush_t *pBrush, *pNextBrush; - entity_t *pEntity, *pNextEntity, *pRedoEntity; - - if (!g_lastredo) - { - Sys_Printf("Nothing left to redo.\n"); - return; - } - if (g_lastundo) - { - if (!g_lastundo->done) - { - Sys_Printf("WARNING: last undo not finished.\n"); - } - } - // get the last redo - redo = g_lastredo; - if (g_lastredo->prev) g_lastredo->prev->next = NULL; - else g_redolist = NULL; - g_lastredo = g_lastredo->prev; - // - Undo_GeneralStart(redo->operation); - // remove current selection - Select_Deselect(); - // move "created" brushes back to the last undo - for (pBrush = active_brushes.next; pBrush != NULL && pBrush != &active_brushes; pBrush = pNextBrush) - { - pNextBrush = pBrush->next; - if (pBrush->redoId == redo->id) - { - //move the brush to the undo - Brush_RemoveFromList(pBrush); - Brush_AddToList(pBrush, &g_lastundo->brushlist); - g_undoMemorySize += Brush_MemorySize(pBrush); - pBrush->ownerId = pBrush->owner->entityId; - Entity_UnlinkBrush(pBrush); - } - } - // move "created" entities back to the last undo - for (pEntity = entities.next; pEntity != NULL && pEntity != &entities; pEntity = pNextEntity) - { - pNextEntity = pEntity->next; - if (pEntity->redoId == redo->id) - { - // check if this entity is in the redo - for (pRedoEntity = redo->entitylist.next; pRedoEntity != NULL && pRedoEntity != &redo->entitylist; pRedoEntity = pRedoEntity->next) - { - // move brushes to the redo entity - if (pRedoEntity->entityId == pEntity->entityId) - { - pRedoEntity->brushes.next = pEntity->brushes.next; - pRedoEntity->brushes.prev = pEntity->brushes.prev; - pEntity->brushes.next = &pEntity->brushes; - pEntity->brushes.prev = &pEntity->brushes; - } - } - // - //Entity_Free(pEntity); - //move the entity to the redo - Entity_RemoveFromList(pEntity); - Entity_AddToList(pEntity, &g_lastundo->entitylist); - g_undoMemorySize += Entity_MemorySize(pEntity); - } - } - // add the undo entities back into the entity list - for (pEntity = redo->entitylist.next; pEntity != NULL && pEntity != &redo->entitylist; pEntity = redo->entitylist.next) - { - //if this is the world entity - if (pEntity->entityId == world_entity->entityId) - { - //free the epairs of the world entity - Entity_FreeEpairs(world_entity); - //set back the original epairs - world_entity->epairs = pEntity->epairs; - //free the world_entity clone that stored the epairs - Entity_Free(pEntity); - } - else - { - Entity_RemoveFromList(pEntity); - Entity_AddToList(pEntity, &entities); - } - } - // add the redo brushes back into the selected brushes - for (pBrush = redo->brushlist.next; pBrush != NULL && pBrush != &redo->brushlist; pBrush = redo->brushlist.next) - { - Brush_RemoveFromList(pBrush); - Brush_AddToList(pBrush, &active_brushes); - for (pEntity = entities.next; pEntity != NULL && pEntity != &entities; pEntity = pNextEntity) - { - if (pEntity->entityId == pBrush->ownerId) - { - Entity_LinkBrush(pEntity, pBrush); - break; - } - } - //if the brush is not linked then it should be linked into the world entity - if (pEntity == NULL || pEntity == &entities) - { - Entity_LinkBrush(world_entity, pBrush); - } - //build the brush - //Brush_Build(pBrush); - Select_Brush(pBrush); - } - // - Undo_End(); - // - Sys_Printf("%s redone.\n", redo->operation); - // - g_redoId--; - // free the undo - free(redo); - // - g_bScreenUpdates = true; - Sys_UpdateWindows(W_ALL); -} - -/* -============= -Undo_RedoAvailable -============= -*/ -int Undo_RedoAvailable(void) -{ - if (g_lastredo) return true; - return false; -} - -/* -============= -Undo_UndoAvailable -============= -*/ -int Undo_UndoAvailable(void) -{ - if (g_lastundo) - { - if (g_lastundo->done) - return true; - } - return false; -} -- cgit v1.2.3