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(svn r14334) -Feature: ability to reset name to default/automatic value (for vehicles, engines, towns, groups, stations, waypoints, managers and companies)

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smatz
2008-09-15 19:02:50 +00:00
parent 17e208dc16
commit e543181b12
17 changed files with 144 additions and 89 deletions
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26
src/engine.cpp
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@@ -494,15 +494,33 @@ static bool IsUniqueEngineName(const char *name)
CommandCost CmdRenameEngine(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
if (!IsEngineIndex(p1)) return CMD_ERROR;
if (StrEmpty(_cmd_text) || strlen(_cmd_text) >= MAX_LENGTH_ENGINE_NAME_BYTES) return CMD_ERROR;
if (!IsUniqueEngineName(_cmd_text)) return_cmd_error(STR_NAME_MUST_BE_UNIQUE);
bool reset = StrEmpty(_cmd_text);
if (!reset) {
if (strlen(_cmd_text) >= MAX_LENGTH_ENGINE_NAME_BYTES) return CMD_ERROR;
if (!IsUniqueEngineName(_cmd_text)) return_cmd_error(STR_NAME_MUST_BE_UNIQUE);
}
if (flags & DC_EXEC) {
Engine *e = GetEngine(p1);
free(e->name);
e->name = strdup(_cmd_text);
_vehicle_design_names |= 3;
if (reset) {
e->name = NULL;
/* if we removed the last custom name, disable the 'Save custom names' button */
_vehicle_design_names &= ~1;
FOR_ALL_ENGINES(e) {
if (e->name != NULL) {
_vehicle_design_names |= 1;
break;
}
}
} else {
e->name = strdup(_cmd_text);
_vehicle_design_names |= 3;
}
MarkWholeScreenDirty();
}