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authorfluxgen <fluxgen>2004-05-02 21:02:26 (GMT)
committerfluxgen <fluxgen>2004-05-02 21:02:26 (GMT)
commitd4bfeb646063367a4537954203c92e71d7242a98 (patch)
tree5cd974e0e06c327d112a46371edd1959c47a7e5c /src/FbMenuParser.cc
parent95f721e35b91328615b9cb1de45da885ed921797 (diff)
downloadfluxbox_pavel-d4bfeb646063367a4537954203c92e71d7242a98.zip
fluxbox_pavel-d4bfeb646063367a4537954203c92e71d7242a98.tar.bz2
parses fluxbox menu file
Diffstat (limited to 'src/FbMenuParser.cc')
-rw-r--r--src/FbMenuParser.cc127
1 files changed, 127 insertions, 0 deletions
diff --git a/src/FbMenuParser.cc b/src/FbMenuParser.cc
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1// FbMenuParser.cc for Fluxbox
2// Copyright (c) 2004 Henrik Kinnunen (fluxgen at users.sourceforge.net)
3// and Simon Bowden (rathnor at users.sourceforge.net)
4//
5// Permission is hereby granted, free of charge, to any person obtaining a
6// copy of this software and associated documentation files (the "Software"),
7// to deal in the Software without restriction, including without limitation
8// the rights to use, copy, modify, merge, publish, distribute, sublicense,
9// and/or sell copies of the Software, and to permit persons to whom the
10// Software is furnished to do so, subject to the following conditions:
11//
12// The above copyright notice and this permission notice shall be included in
13// all copies or substantial portions of the Software.
14//
15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21// DEALINGS IN THE SOFTWARE.
22
23// $Id: FbMenuParser.cc,v 1.1 2004/05/02 21:02:26 fluxgen Exp $
24
25#include "FbMenuParser.hh"
26
27#include "FbTk/StringUtil.hh"
28
29bool FbMenuParser::open(const std::string &filename) {
30 m_file.open(filename.c_str());
31 m_curr_pos = 0;
32 m_row = 0;
33 m_curr_token = DONE;
34 return isLoaded();
35}
36
37Parser &FbMenuParser::operator >> (Parser::Item &out) {
38 if (eof()) {
39 out = Parser::s_empty_item;
40 return *this;
41 }
42
43 if (m_curr_line.empty())
44 m_curr_token = DONE; // try next line
45
46 char first = '[';
47 char second = ']';
48
49 switch (m_curr_token) {
50 case TYPE:
51 first = '[';
52 second = ']';
53 break;
54 case NAME:
55 first = '(';
56 second = ')';
57 break;
58 case ARGUMENT:
59 first = '{';
60 second = '}';
61 break;
62 case DONE: // get new line and call this again
63 if (!nextLine()) {
64 out = Parser::s_empty_item;
65 return *this;
66 }
67 return (*this)>>out;
68 break;
69 }
70
71 std::string key;
72 int err = FbTk::StringUtil::
73 getStringBetween(key, m_curr_line.c_str() + m_curr_pos,
74 first, second);
75 if (err <= 0) {
76 if (m_curr_token == TYPE)
77 m_curr_token = NAME;
78 else if (m_curr_token == NAME)
79 m_curr_token = ARGUMENT;
80 else if (m_curr_token == ARGUMENT)
81 m_curr_token = DONE;
82
83 out = Parser::s_empty_item;
84 return *this;
85 }
86
87 m_curr_pos += err; // update current position in current line
88
89 // set value
90 out.second = key;
91
92 // set type and next token to be read
93 switch (m_curr_token) {
94 case TYPE:
95 out.first = "TYPE";
96 m_curr_token = NAME;
97 break;
98 case NAME:
99 out.first = "NAME";
100 m_curr_token = ARGUMENT;
101 break;
102 case ARGUMENT:
103 out.first = "ARGUMENT";
104 m_curr_token = DONE;
105 break;
106 case DONE:
107 break;
108 }
109 return *this;
110}
111
112Parser::Item FbMenuParser::nextItem() {
113 Parser::Item item;
114 (*this)>>item;
115 return item;
116}
117
118bool FbMenuParser::nextLine() {
119 if (!getline(m_file, m_curr_line))
120 return false;
121
122 m_row++;
123 m_curr_pos = 0;
124 m_curr_token = TYPE;
125
126 return true;
127}