0b8e38764c
For simplicity when adding new files. Bug: N/A Test: N/A Change-Id: Ia66e5da5ff680b9287c4431799a935b58de02307
81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <iostream>
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#include <string>
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#include <vector>
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namespace android {
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namespace lshal {
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// An element in TextTable. This is either an actual row (an array of cells
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// in this row), or a string of explanatory text.
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// To see if this is an actual row, test fields().empty().
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class TextTableRow {
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public:
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// An empty line.
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TextTableRow() {}
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// A row of cells.
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explicit TextTableRow(std::vector<std::string>&& v) : mFields(std::move(v)) {}
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// A single comment string.
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explicit TextTableRow(std::string&& s) : mLine(std::move(s)) {}
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explicit TextTableRow(const std::string& s) : mLine(s) {}
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// Whether this row is an actual row of cells.
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bool isRow() const { return !fields().empty(); }
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// Get all cells.
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const std::vector<std::string>& fields() const { return mFields; }
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// Get the single comment string.
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const std::string& line() const { return mLine; }
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private:
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std::vector<std::string> mFields;
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std::string mLine;
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};
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// A TextTable is a 2D array of strings.
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class TextTable {
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public:
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// Add a TextTableRow.
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void add() { mTable.emplace_back(); }
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void add(std::vector<std::string>&& v) {
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computeWidth(v);
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mTable.emplace_back(std::move(v));
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}
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void add(const std::string& s) { mTable.emplace_back(s); }
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void add(std::string&& s) { mTable.emplace_back(std::move(s)); }
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void addAll(TextTable&& other);
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// Prints the table to out, with column widths adjusted appropriately according
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// to the content.
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void dump(std::ostream& out) const;
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private:
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void computeWidth(const std::vector<std::string>& v);
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std::vector<size_t> mWidths;
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std::vector<TextTableRow> mTable;
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};
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} // namespace lshal
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} // namespace android
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