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
|
// Copyright 2006 Ben Hutchings <ben@decadent.org.uk>.
// See the file "COPYING" for licence details.
#include <new>
#include <string>
#include <langinfo.h>
#include <nsCOMPtr.h>
#include <nsICharsetConverterManager.h>
#include <nsIComponentManager.h>
#include <nsIFactory.h>
#if MOZ_VERSION_MAJOR > 1 || (MOZ_VERSION_MAJOR == 1 && MOZ_VERSION_MINOR >= 8)
# include <nsIComponentRegistrar.h>
# include <nsServiceManagerUtils.h>
#else
# include <nsIServiceManagerUtils.h>
#endif
#include <nsIUnicodeEncoder.h>
#include "null_prompt_service.hpp"
#include "videolink.hpp"
#include "xpcom_support.hpp"
using xpcom_support::check;
namespace
{
NS_DEFINE_IID(prompt_service_iid, NS_IPROMPTSERVICE_IID);
class null_prompt_service_factory : public nsIFactory
{
NS_DECL_ISUPPORTS
NS_DECL_NSIFACTORY
};
NS_IMPL_ISUPPORTS1(null_prompt_service_factory, nsIFactory)
NS_IMETHODIMP null_prompt_service_factory::CreateInstance(
nsISupports *, const nsIID & iid, void ** result)
{
if (!iid.Equals(prompt_service_iid))
return NS_ERROR_NO_INTERFACE;
if (null_prompt_service * service =
new (std::nothrow) null_prompt_service)
{
service->AddRef();
*result = service;
return NS_OK;
}
else
{
return NS_ERROR_OUT_OF_MEMORY;
}
}
NS_IMETHODIMP null_prompt_service_factory::LockFactory(PRBool /*lock*/)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
std::string native_error_string(const PRUnichar * text)
{
std::string result;
PRInt32 text_len = 0;
while (text[text_len])
++text_len;
nsCOMPtr<nsICharsetConverterManager> conv_manager;
nsCOMPtr<nsIUnicodeEncoder> encoder;
static const nsCID charset_converter_manager_cid =
NS_ICHARSETCONVERTERMANAGER_CID;
if (NS_SUCCEEDED(CallGetService<nsICharsetConverterManager>(
charset_converter_manager_cid,
getter_AddRefs(conv_manager)))
&& NS_SUCCEEDED(conv_manager->GetUnicodeEncoder(
nl_langinfo(CODESET),
getter_AddRefs(encoder))))
{
encoder->SetOutputErrorBehavior(
nsIUnicodeEncoder::kOnError_Replace, NULL, PRUnichar('?'));
char buf[1000]; // Hopefully long enough for an error message
char * out = buf;
PRInt32 out_len = sizeof(buf);
encoder->Convert(text, &text_len, out, &out_len);
out += out_len;
out_len = sizeof(buf) - out_len;
encoder->Finish(out, &out_len);
out += out_len;
result.assign(buf, out);
}
else
{
// Convert to ASCII
result.resize(text_len);
for (PRInt32 i = 0; i != text_len; ++i)
result[i] = (text[i] < 0x80) ? text[i] : '?';
}
return result;
}
}
NS_IMPL_ISUPPORTS1(null_prompt_service, nsIPromptService)
NS_IMETHODIMP null_prompt_service::Alert(
nsIDOMWindow *, const PRUnichar *, const PRUnichar * text)
{
fatal_error(native_error_string(text));
return NS_OK;
}
NS_IMETHODIMP null_prompt_service::AlertCheck(
nsIDOMWindow *, const PRUnichar *, const PRUnichar * text,
const PRUnichar *, PRBool *)
{
fatal_error(native_error_string(text));
return NS_OK;
}
NS_IMETHODIMP null_prompt_service::Confirm(
nsIDOMWindow *, const PRUnichar *, const PRUnichar *, PRBool * result)
{
// Cancel
*result = false;
return NS_OK;
}
NS_IMETHODIMP null_prompt_service::ConfirmCheck(
nsIDOMWindow *, const PRUnichar *, const PRUnichar *,
const PRUnichar *, PRBool *, PRBool * result)
{
// Cancel
*result = false;
return NS_OK;
}
NS_IMETHODIMP null_prompt_service::ConfirmEx(
nsIDOMWindow *, const PRUnichar *, const PRUnichar *,
PRUint32 flags, const PRUnichar *, const PRUnichar *, const PRUnichar *,
const PRUnichar *, PRBool *, PRInt32 * result)
{
// Accept the default
if (flags & BUTTON_POS_1_DEFAULT)
*result = 1;
else if (flags & BUTTON_POS_2_DEFAULT)
*result = 2;
else
*result = 0;
return NS_OK;
}
NS_IMETHODIMP null_prompt_service::Prompt(
nsIDOMWindow *, const PRUnichar *, const PRUnichar *, PRUnichar **,
const PRUnichar *, PRBool *, PRBool * result)
{
// Cancel
*result = false;
return NS_OK;
}
NS_IMETHODIMP null_prompt_service::PromptUsernameAndPassword(
nsIDOMWindow *, const PRUnichar *, const PRUnichar *,
PRUnichar **, PRUnichar **, const PRUnichar *, PRBool *, PRBool * result)
{
// Cancel
*result = false;
return NS_OK;
}
NS_IMETHODIMP null_prompt_service::PromptPassword(
nsIDOMWindow *, const PRUnichar *, const PRUnichar *, PRUnichar **,
const PRUnichar *, PRBool *, PRBool * result)
{
// Cancel
*result = false;
return NS_OK;
}
NS_IMETHODIMP null_prompt_service::Select(
nsIDOMWindow *, const PRUnichar *, const PRUnichar *, PRUint32,
const PRUnichar **, PRInt32 *, PRBool * result)
{
// Cancel
*result = false;
return NS_OK;
}
void null_prompt_service::install()
{
static const nsCID prompt_service_cid = {
0xa2112d6a, 0x0e28, 0x421f,
{0xb4, 0x6a, 0x25, 0xc0, 0xb3, 0x8, 0xcb, 0xd0}
};
nsCOMPtr<nsIFactory> prompt_factory(new null_prompt_service_factory);
# if MOZ_VERSION_MAJOR > 1 \
|| (MOZ_VERSION_MAJOR == 1 && MOZ_VERSION_MINOR >= 8)
nsCOMPtr<nsIComponentRegistrar> comp_registrar;
check(NS_GetComponentRegistrar(getter_AddRefs(comp_registrar)));
check(comp_registrar->RegisterFactory(
prompt_service_cid,
"Prompt Service",
"@mozilla.org/embedcomp/prompt-service;1",
prompt_factory));
# else
check(nsComponentManager::RegisterFactory(
prompt_service_cid,
"Prompt Service",
"@mozilla.org/embedcomp/prompt-service;1",
prompt_factory,
PR_TRUE)); // replace existing
# endif
}
|
