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1 /**
2  * \file insetcommand.C
3  * This file is part of LyX, the document processor.
4  * Licence details can be found in the file COPYING.
5  *
6  * \author Angus Leeming
7  * \author Lars Gullik Bjønnes
8  *
9  * Full author contact details are available in file CREDITS.
10  */
11
12 #include <config.h>
13
14 #include "insetcommand.h"
15
16 #include "BufferView.h"
17 #include "funcrequest.h"
18 #include "lyxlex.h"
19 #include "metricsinfo.h"
20
21 #include "support/std_sstream.h"
22
23
24 using std::string;
25 using std::istringstream;
26 using std::ostream;
27 using std::ostringstream;
28
29
30 InsetCommand::InsetCommand(InsetCommandParams const & p)
31         : p_(p.getCmdName(), p.getContents(), p.getOptions()),
32           set_label_(false)
33 {}
34
35
36 BufferView * InsetCommand::view() const
37 {
38         return button_.view();
39 }
40
41
42 void InsetCommand::metrics(MetricsInfo & mi, Dimension & dim) const
43 {
44         if (!set_label_) {
45                 set_label_ = true;
46                 button_.update(getScreenLabel(*mi.base.bv->buffer()),
47                                editable() != NOT_EDITABLE);
48         }
49         button_.metrics(mi, dim);
50         dim_ = dim;
51 }
52
53
54 void InsetCommand::draw(PainterInfo & pi, int x, int y) const
55 {
56         button_.draw(pi, x, y);
57 }
58
59
60 void InsetCommand::setParams(InsetCommandParams const & p)
61 {
62         p_ = p;
63         set_label_ = false;
64 }
65
66
67 int InsetCommand::latex(Buffer const &, ostream & os,
68                         LatexRunParams const &) const
69 {
70         os << getCommand();
71         return 0;
72 }
73
74
75 int InsetCommand::ascii(Buffer const &, ostream &, int) const
76 {
77         return 0;
78 }
79
80
81 int InsetCommand::linuxdoc(Buffer const &, ostream &) const
82 {
83         return 0;
84 }
85
86
87 int InsetCommand::docbook(Buffer const &, ostream &, bool) const
88 {
89         return 0;
90 }
91
92
93 dispatch_result InsetCommand::localDispatch(FuncRequest const & cmd)
94 {
95         switch (cmd.action) {
96         case LFUN_INSET_MODIFY: {
97                 InsetCommandParams p;
98                 InsetCommandMailer::string2params(cmd.argument, p);
99                 if (p.getCmdName().empty())
100                         return UNDISPATCHED;
101
102                 setParams(p);
103                 cmd.view()->updateInset(this);
104                 return DISPATCHED;
105         }
106
107         case LFUN_INSET_DIALOG_UPDATE:
108                 InsetCommandMailer(cmd.argument, *this).updateDialog(cmd.view());
109                 return DISPATCHED;
110
111         case LFUN_MOUSE_RELEASE:
112                 return localDispatch(FuncRequest(cmd.view(), LFUN_INSET_EDIT));
113
114         default:
115                 return InsetOld::localDispatch(cmd);
116         }
117
118 }
119
120
121 InsetCommandMailer::InsetCommandMailer(string const & name,
122                                        InsetCommand & inset)
123         : name_(name), inset_(inset)
124 {}
125
126
127 string const InsetCommandMailer::inset2string(Buffer const &) const
128 {
129         return params2string(name(), inset_.params());
130 }
131
132
133 void InsetCommandMailer::string2params(string const & in,
134                                        InsetCommandParams & params)
135 {
136         params = InsetCommandParams();
137
138         if (in.empty())
139                 return;
140
141         istringstream data(in);
142         LyXLex lex(0,0);
143         lex.setStream(data);
144
145         if (lex.isOK()) {
146                 lex.next();
147                 string const name = lex.getString();
148         }
149
150         // This is part of the inset proper that is usually swallowed
151         // by Buffer::readInset
152         if (lex.isOK()) {
153                 lex.next();
154                 string const token = lex.getString();
155                 if (token != "LatexCommand")
156                         return;
157         }
158         if (lex.isOK()) {
159                 params.read(lex);
160         }
161 }
162
163
164 string const InsetCommandMailer::params2string(string const & name,
165                                   InsetCommandParams const & params)
166 {
167         ostringstream data;
168         data << name << ' ';
169         params.write(data);
170         data << "\\end_inset\n";
171         return data.str();
172 }