summaryrefslogtreecommitdiff
path: root/indra/newview/llviewercontrollistener.cpp
blob: 361b96221ca893904744aebfe4dd7f2ab5a6df04 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
/**
 * @file   llviewercontrollistener.cpp
 * @author Brad Kittenbrink
 * @date   2009-07-09
 * @brief  Implementation for llviewercontrollistener.
 * 
 * $LicenseInfo:firstyear=2009&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */

#include "llviewerprecompiledheaders.h"

#include "llviewercontrollistener.h"

#include "llviewercontrol.h"
#include "llcontrol.h"
#include "llerror.h"
#include "llsdutil.h"
#include "stringize.h"
#include <sstream>

namespace {

LLViewerControlListener sSavedSettingsListener;

} // unnamed namespace

LLViewerControlListener::LLViewerControlListener()
	: LLEventAPI("LLViewerControl",
				 "LLViewerControl listener: set, toggle or set default for various controls")
{
	std::ostringstream groupnames;
	groupnames << "[\"group\"] is one of ";
	const char* delim = "";
	for (LLControlGroup::key_iter cgki(LLControlGroup::beginKeys()),
								  cgkend(LLControlGroup::endKeys());
		 cgki != cgkend; ++cgki)
	{
		groupnames << delim << '"' << *cgki << '"';
		delim = ", ";
	}
	groupnames << '\n';
	std::string grouphelp(groupnames.str());
	std::string replyhelp("If [\"reply\"] requested, send new [\"value\"] on specified LLEventPump\n");

	add("set",
		std::string("Set [\"group\"] control [\"key\"] to optional value [\"value\"]\n"
					"If [\"value\"] omitted, set to control's defined default value\n") +
		grouphelp + replyhelp,
		&LLViewerControlListener::set,
		LLSDMap("group", LLSD())("key", LLSD()));
	add("toggle",
		std::string("Toggle [\"group\"] control [\"key\"], if boolean\n") + grouphelp + replyhelp,
		&LLViewerControlListener::toggle,
		LLSDMap("group", LLSD())("key", LLSD()));
	add("get",
		std::string("Query [\"group\"] control [\"key\"], replying on LLEventPump [\"reply\"]\n") +
		grouphelp,
		&LLViewerControlListener::get,
		LLSDMap("group", LLSD())("key", LLSD())("reply", LLSD()));
	add("groups",
		"Send on LLEventPump [\"reply\"] an array [\"groups\"] of valid group names",
		&LLViewerControlListener::groups,
		LLSDMap("reply", LLSD()));
	add("vars",
		std::string("For [\"group\"], send on LLEventPump [\"reply\"] an array [\"vars\"],\n"
					"each of whose entries looks like:\n"
					"  [\"name\"], [\"type\"], [\"value\"], [\"comment\"]\n") + grouphelp,
		&LLViewerControlListener::vars,
		LLSDMap("group", LLSD())("reply", LLSD()));
}

struct Info
{
	Info(const LLSD& request):
		response(LLSD(), request),
		groupname(request["group"]),
		group(LLControlGroup::getInstance(groupname)),
		key(request["key"]),
		control(NULL)
	{
		if (! group)
		{
			response.error(STRINGIZE("Unrecognized group '" << groupname << "'"));
			return;
		}

		control = group->getControl(key);
		if (! control)
		{
			response.error(STRINGIZE("In group '" << groupname
									 << "', unrecognized control key '" << key << "'"));
		}
	}

	~Info()
	{
		// If in fact the request passed to our constructor names a valid
		// group and key, grab the final value of the indicated control and
		// stuff it in our response. Since this outer destructor runs before
		// the contained Response destructor, this data will go into the
		// response we send.
		if (control)
		{
			response["name"]	= control->getName();
			response["type"]	= group->typeEnumToString(control->type());
			response["value"]	= control->get();
			response["comment"] = control->getComment();
		}
	}

	LLEventAPI::Response response;
	std::string groupname;
	LLControlGroup* group;
	std::string key;
	LLControlVariable* control;
};

//static
void LLViewerControlListener::set(LLSD const & request)
{
	Info info(request);
	if (! info.control)
		return;

	if (request.has("value"))
	{
		info.control->setValue(request["value"]);
	}
	else
	{
		info.control->resetToDefault();
	}
}

//static
void LLViewerControlListener::toggle(LLSD const & request)
{
	Info info(request);
	if (! info.control)
		return;

	if (info.control->isType(TYPE_BOOLEAN))
	{
		info.control->set(! info.control->get().asBoolean());
	}
	else
	{
		info.response.error(STRINGIZE("toggle of non-boolean '" << info.groupname
									  << "' control '" << info.key
									  << "', type is "
									  << info.group->typeEnumToString(info.control->type())));
	}
}

void LLViewerControlListener::get(LLSD const & request)
{
	// The Info constructor and destructor actually do all the work here.
	Info info(request);
}

void LLViewerControlListener::groups(LLSD const & request)
{
	// No Info, we're not looking up either a group or a control name.
	Response response(LLSD(), request);
	for (LLControlGroup::key_iter cgki(LLControlGroup::beginKeys()),
								  cgkend(LLControlGroup::endKeys());
		 cgki != cgkend; ++cgki)
	{
		response["groups"].append(*cgki);
	}
}

struct CollectVars: public LLControlGroup::ApplyFunctor
{
	CollectVars(LLControlGroup* g):
		mGroup(g)
	{}

	virtual void apply(const std::string& name, LLControlVariable* control)
	{
		vars.append(LLSDMap
					("name", name)
					("type", mGroup->typeEnumToString(control->type()))
					("value", control->get())
					("comment", control->getComment()));
	}

	LLControlGroup* mGroup;
	LLSD vars;
};

void LLViewerControlListener::vars(LLSD const & request)
{
	// This method doesn't use Info, because we're not looking up a specific
	// control name.
	Response response(LLSD(), request);
	std::string groupname(request["group"]);
	LLControlGroup* group(LLControlGroup::getInstance(groupname));
	if (! group)
	{
		return response.error(STRINGIZE("Unrecognized group '" << groupname << "'"));
	}

	CollectVars collector(group);
	group->applyToAll(&collector);
	response["vars"] = collector.vars;
}