bbdab79302
compare compare_items<T> handler item_handler<T> iterators used to iterators sets of journal objects filters derived from item_handler, they morph the result set output derived from item_handler, these do the printing Also, created a new 'help' files which contains just Ledger's help text.
85 lines
2.9 KiB
C++
85 lines
2.9 KiB
C++
/*
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* Copyright (c) 2003-2008, John Wiegley. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of New Artisans LLC nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "compare.h"
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namespace ledger {
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template <>
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bool compare_items<xact_t>::operator()(xact_t * left, xact_t * right)
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{
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assert(left);
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assert(right);
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xact_t::xdata_t& lxdata(left->xdata());
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if (! lxdata.has_flags(XACT_EXT_SORT_CALC)) {
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lxdata.sort_value = sort_order.calc(*left);
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lxdata.sort_value.reduce();
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lxdata.add_flags(XACT_EXT_SORT_CALC);
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}
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xact_t::xdata_t& rxdata(right->xdata());
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if (! rxdata.has_flags(XACT_EXT_SORT_CALC)) {
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rxdata.sort_value = sort_order.calc(*right);
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rxdata.sort_value.reduce();
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rxdata.add_flags(XACT_EXT_SORT_CALC);
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}
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DEBUG("ledger.walk.compare_items_xact",
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"lxdata.sort_value = " << lxdata.sort_value);
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DEBUG("ledger.walk.compare_items_xact",
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"rxdata.sort_value = " << rxdata.sort_value);
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return lxdata.sort_value < rxdata.sort_value;
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}
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template <>
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bool compare_items<account_t>::operator()(account_t * left, account_t * right)
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{
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assert(left);
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assert(right);
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account_t::xdata_t& lxdata(left->xdata());
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if (! lxdata.has_flags(ACCOUNT_EXT_SORT_CALC)) {
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lxdata.sort_value = sort_order.calc(*left);
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lxdata.add_flags(ACCOUNT_EXT_SORT_CALC);
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}
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account_t::xdata_t& rxdata(right->xdata());
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if (! rxdata.has_flags(ACCOUNT_EXT_SORT_CALC)) {
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rxdata.sort_value = sort_order.calc(*right);
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rxdata.add_flags(ACCOUNT_EXT_SORT_CALC);
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}
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return lxdata.sort_value < rxdata.sort_value;
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}
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} // namespace ledger
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