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Issue 5219280069066752: Issue #1186 - Change names that appear in the custom action (Closed)
Patch Set: Created Oct. 15, 2014, 3:29 p.m.
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1 /** 1 /**
2 * \file close_application.cpp 2 * \file close_application.cpp
3 */ 3 */
4 4
5 #include <algorithm> 5 #include <algorithm>
6 6
7 #include "session.h" 7 #include "session.h"
8 #include "property.h" 8 #include "property.h"
9 #include "database.h" 9 #include "database.h"
10 #include "process.h" 10 #include "process.h"
11 #include "interaction.h" 11 #include "interaction.h"
12 #include "custom-i18n.h" 12 #include "custom-i18n.h"
13 13
14 const wchar_t * ie_names[] = { L"IExplore.exe" } ; 14 const wchar_t * browserNames[] = { L"IExplore.exe" } ;
15 const wchar_t * engine_names[] = { L"AdblockPlusEngine.exe" } ; 15 const wchar_t * engineNames[] = { L"AdblockPlusEngine.exe" } ;
16 16
17 //------------------------------------------------------- 17 //-------------------------------------------------------
18 //------------------------------------------------------- 18 //-------------------------------------------------------
19 class IE_Closer 19 class InternetExplorerCloser
20 { 20 {
21 Process_Snapshot snapshot ; 21 ProcessSnapshot snapshot ;
22 22
23 Process_Closer ie_closer ; 23 ProcessCloser browserCloser ;
24 24
25 Process_Closer engine_closer ; 25 ProcessCloser engineCloser ;
26 26
27 public: 27 public:
28 IE_Closer() 28 InternetExplorerCloser()
29 : snapshot(), ie_closer( snapshot, ie_names), engine_closer( snapshot, engin e_names ) 29 : snapshot(), browserCloser( snapshot, browserNames ), engineCloser( snapsho t, engineNames )
30 {} 30 {}
31 31
32 void refresh() 32 void refresh()
33 { 33 {
34 snapshot.refresh() ; 34 snapshot.refresh() ;
35 ie_closer.refresh() ; 35 browserCloser.refresh() ;
36 engine_closer.refresh() ; 36 engineCloser.refresh() ;
37 } 37 }
38 38
39 bool is_running() 39 bool IsRunning()
40 { 40 {
41 return ie_closer.is_running() || engine_closer.is_running() ; 41 return browserCloser.IsRunning() || engineCloser.IsRunning() ;
42 } 42 }
43 43
44 bool shut_down() 44 bool shutDown()
45 { 45 {
46 if ( ie_closer.is_running() && ! ie_closer.shut_down() ) 46 if ( browserCloser.IsRunning() && ! browserCloser.shutDown() )
47 { 47 {
48 // Assert IE is still running 48 // Assert IE is still running
49 // This is after we've tried to shut it down, so we fail 49 // This is after we've tried to shut it down, so we fail
50 return false ; 50 return false ;
51 } 51 }
52 if ( engine_closer.is_running() && ! engine_closer.shut_down() ) 52 if ( engineCloser.IsRunning() && ! engineCloser.shutDown() )
53 { 53 {
54 // Assert the engine is still running 54 // Assert the engine is still running
55 // This is after IE has shut down itself and after we've tried to shut dow n the engine. Whatever. 55 // This is after IE has shut down itself and after we've tried to shut dow n the engine. Whatever.
56 return false ; 56 return false ;
57 } 57 }
58 return true ; 58 return true ;
59 } 59 }
60 } ; 60 } ;
61 61
62 62
63 //------------------------------------------------------- 63 //-------------------------------------------------------
64 // abp_close_ie 64 // AbpCloseIe
65 //------------------------------------------------------- 65 //-------------------------------------------------------
66 /** 66 /**
67 * Exposed DLL entry point for custom action. 67 * Exposed DLL entry point for custom action.
68 * The function signature matches the calling convention used by Windows Install er. 68 * The function signature matches the calling convention used by Windows Install er.
69 * 69 *
70 * This function supports four policy stances with respect to a running IE proce ss. 70 * This function supports four policy stances with respect to a running IE proce ss.
71 * 71 *
72 * - Allow reboot. 72 * - Allow reboot.
73 * IE is running, so what? I'm willing to reboot after installation. 73 * IE is running, so what? I'm willing to reboot after installation.
74 * - Avoid reboot passively. 74 * - Avoid reboot passively.
75 * I don't want to affect any other running processes, but I don't want to reb oot. I'll abort the installation. 75 * I don't want to affect any other running processes, but I don't want to reb oot. I'll abort the installation.
76 * - Avoid reboot actively. 76 * - Avoid reboot actively.
77 * I want to shut down IE in order to avoid a reboot. 77 * I want to shut down IE in order to avoid a reboot.
78 * I'll do it manually when the time is right. 78 * I'll do it manually when the time is right.
79 * - Avoid reboot automatically. 79 * - Avoid reboot automatically.
80 * I want to shut down IE automatically in order to avoid a reboot. 80 * I want to shut down IE automatically in order to avoid a reboot.
81 * 81 *
82 * In a silent installation, the default stance is "allow reboot", which is to s ay, to act like most installers. 82 * In a silent installation, the default stance is "allow reboot", which is to s ay, to act like most installers.
83 * In an interactive installation, the stance is gathered from the user through dialog boxes. 83 * In an interactive installation, the stance is gathered from the user through dialog boxes.
84 * If the MSI property AVOIDREBOOT is set to one of the values NO, PASSIVE, ACTI VE, or AUTOMATIC, the policy is set accordingly. 84 * If the MSI property AVOIDREBOOT is set to one of the values NO, PASSIVE, ACTI VE, or AUTOMATIC, the policy is set accordingly.
85 * In a silent installation, this is the only way getting a stance other than th e default. 85 * In a silent installation, this is the only way getting a stance other than th e default.
86 * In an interactive installation, AVOIDREBOOT skips the dialogs. 86 * In an interactive installation, AVOIDREBOOT skips the dialogs.
87 * 87 *
88 * \param[in] session_handle 88 * \param[in] sessionHandle
89 * Windows installer session handle 89 * Windows installer session handle
90 * 90 *
91 * \return 91 * \return
92 * An integer interpreted as a custom action return value. 92 * An integer interpreted as a custom action return value.
93 * 93 *
94 * \post 94 * \post
95 * + The return value is one of the following: 95 * + The return value is one of the following:
96 * - ERROR_INSTALL_USEREXIT if the user cancelled installation. 96 * - ERROR_INSTALL_USEREXIT if the user cancelled installation.
97 * - ERROR_INSTALL_FAILURE if something unexpected happened, usually if the top level try-block caught an exception. 97 * - ERROR_INSTALL_FAILURE if something unexpected happened, usually if the top level try-block caught an exception.
98 * - ERROR_SUCCESS otherwise. 98 * - ERROR_SUCCESS otherwise.
99 * + The function performed at least one check that Internet Explorer was runn ing. 99 * + The function performed at least one check that Internet Explorer was runn ing.
100 * + If ERROR_SUCCESS, the MSI property RUNNINGBROWSER is set and has one of t he following values: 100 * + If ERROR_SUCCESS, the MSI property RUNNINGBROWSER is set and has one of t he following values:
101 * - 1 if Internet Explorer was running upon the last check. 101 * - 1 if Internet Explorer was running upon the last check.
102 * - 0 otherwise. 102 * - 0 otherwise.
103 * \post 103 * \post
104 * Note that this function cannot provide any assurance that Internet Explorer stays either stays running or stays not running. 104 * Note that this function cannot provide any assurance that Internet Explorer stays either stays running or stays not running.
105 * 105 *
106 * \sa 106 * \sa
107 * - MSDN [Custom Action Return Values](http://msdn.microsoft.com/en-us/librar y/aa368072%28v=vs.85%29.aspx) 107 * - MSDN [Custom Action Return Values](http://msdn.microsoft.com/en-us/librar y/aa368072%28v=vs.85%29.aspx)
108 */ 108 */
109 extern "C" UINT __stdcall 109 extern "C" UINT __stdcall
110 abp_close_ie( MSIHANDLE session_handle ) 110 AbpCloseIe( MSIHANDLE sessionHandle )
111 { 111 {
112 // Utility typedef to shorten the class name. 112 // Utility typedef to shorten the class name.
113 typedef Installer_Message_Box IMB ; 113 typedef InstallerMessageBox IMB ;
114 114
115 /* 115 /*
116 * Immediate_Session cannot throw, so it can go outside the try-block. 116 * ImmediateSession cannot throw, so it can go outside the try-block.
117 * It's needed in the catch-all block to write an error message to the log. 117 * It's needed in the catch-all block to write an error message to the log.
118 */ 118 */
119 Immediate_Session session( session_handle, "abp_close_ie" ) ; 119 ImmediateSession session( sessionHandle, "AbpCloseIe" ) ;
120 120
121 // The body of an entry point function must have a catch-all. 121 // The body of an entry point function must have a catch-all.
122 try { 122 try {
123 123
124 // MSI property BROWSERRUNNING is one of the return values of this function. 124 // MSI property BROWSERRUNNING is one of the return values of this function.
125 Property browser_running( session, L"BROWSERRUNNING" ) ; 125 Property browserRunning( session, L"BROWSERRUNNING" ) ;
126 Property browser_closed( session, L"BROWSERCLOSED" ) ; 126 Property browserClosed( session, L"BROWSERCLOSED" ) ;
127 127
128 // Instantiation of Process_Closer takes a snapshot. 128 // Instantiation of ProcessCloser takes a snapshot.
129 IE_Closer iec ; 129 InternetExplorerCloser iec ;
130 130
131 /* 131 /*
132 * We take the short path through this function if neither IE nor engine is not running at the outset. 132 * We take the short path through this function if neither IE nor engine is not running at the outset.
133 */ 133 */
134 if ( ! iec.is_running() ) 134 if ( ! iec.IsRunning() )
135 { 135 {
136 browser_running = L"0" ;» // The browser is not running. 136 browserRunning = L"0" ;» // The browser is not running.
137 browser_closed = L"0" ;» // We didn't close the browser (and we could n't have). 137 browserClosed = L"0" ;» // We didn't close the browser (and we could n't have).
138 session.log( "IE not running. No issue with reboot policy." ) ; 138 session.log( "IE not running. No issue with reboot policy." ) ;
139 return ERROR_SUCCESS ; 139 return ERROR_SUCCESS ;
140 } 140 }
141 141
142 /* 142 /*
143 * As a (potentially) user-driven function, a state machine manages control flow. 143 * As a (potentially) user-driven function, a state machine manages control flow.
144 * The states are organized around the policy stances. 144 * The states are organized around the policy stances.
145 */ 145 */
146 enum Policy_State { 146 enum PolicyState {
147 // Non-terminal states 147 // Non-terminal states
148 not_known,» // We don't know the user's stance at all 148 notKnown,» // We don't know the user's stance at all
149 part_known,» // The user has indicated either ACTIVE or AUTOMATIC 149 partKnown,» // The user has indicated either ACTIVE or AUTOMATIC
150 active, // Actively avoid reboot 150 active, // Actively avoid reboot
151 automatic, // Automatically avoid reboot 151 automatic, // Automatically avoid reboot
152 // Terminal states 152 // Terminal states
153 success, 153 success,
154 abort, 154 abort,
155 // Aliases for what would ordinarily be non-terminal states. 155 // Aliases for what would ordinarily be non-terminal states.
156 // They're terminal because of implementation details. 156 // They're terminal because of implementation details.
157 allow = success, // Allow reboot. 157 allow = success, // Allow reboot.
158 passive = abort, // Passively avoid reboot, that is, don't try to close IE. 158 passive = abort, // Passively avoid reboot, that is, don't try to close IE.
159 }; 159 };
160 Policy_State state ; 160 PolicyState state ;
161 161
162 /* 162 /*
163 * Use the AVOIDREBOOT property, if present, to set an initial state. 163 * Use the AVOIDREBOOT property, if present, to set an initial state.
164 */ 164 */
165 std::wstring avoid_reboot = Property( session, L"AVOIDREBOOT" ) ; 165 std::wstring avoidReboot = Property( session, L"AVOIDREBOOT" ) ;
166 std::transform( avoid_reboot.begin(), avoid_reboot.end(), avoid_reboot.begin (), ::towupper ) ; 166 std::transform( avoidReboot.begin(), avoidReboot.end(), avoidReboot.begin(), ::towupper ) ;
167 if ( avoid_reboot == L"" ) 167 if ( avoidReboot == L"" )
168 { 168 {
169 state = not_known ; 169 state = notKnown ;
170 } 170 }
171 else if ( avoid_reboot == L"NO" ) 171 else if ( avoidReboot == L"NO" )
172 { 172 {
173 state = allow ; 173 state = allow ;
174 session.log( "Reboot allowed on command line." ) ; 174 session.log( "Reboot allowed on command line." ) ;
175 } 175 }
176 else if ( avoid_reboot == L"PASSIVE" ) 176 else if ( avoidReboot == L"PASSIVE" )
177 { 177 {
178 state = passive ; 178 state = passive ;
179 session.log( "Reboot avoided on command line." ) ; 179 session.log( "Reboot avoided on command line." ) ;
180 } 180 }
181 else if ( avoid_reboot == L"ACTIVE" ) 181 else if ( avoidReboot == L"ACTIVE" )
182 { 182 {
183 state = active ; 183 state = active ;
184 } 184 }
185 else if ( avoid_reboot == L"AUTOMATIC" ) 185 else if ( avoidReboot == L"AUTOMATIC" )
186 { 186 {
187 state = automatic ; 187 state = automatic ;
188 } 188 }
189 else 189 else
190 { 190 {
191 // It's an error to specify an unrecognized value for AVOIDREBOOT. 191 // It's an error to specify an unrecognized value for AVOIDREBOOT.
192 throw std::runtime_error( "unrecognized value for AVOIDREBOOT" ) ; 192 throw std::runtime_error( "unrecognized value for AVOIDREBOOT" ) ;
193 } 193 }
194 194
195 /* 195 /*
196 * When running as an update (see Updater.cpp), this installer receives the command line option "/qb", 196 * When running as an update (see Updater.cpp), this installer receives the command line option "/qb",
197 * which sets the UI level to "Basic UI". 197 * which sets the UI level to "Basic UI".
198 * When running as an initial install, we cannot expect what command line op tions this installer receives. 198 * When running as an initial install, we cannot expect what command line op tions this installer receives.
199 */ 199 */
200 /* 200 /*
201 * The UILevel property indicates whether we have the ability to put dialog boxes up. 201 * The UILevel property indicates whether we have the ability to put dialog boxes up.
202 * Levels 2 (silent) and 3 (basic) do not have this ability. 202 * Levels 2 (silent) and 3 (basic) do not have this ability.
203 * Levels 4 (reduced) and 5 (full) do. 203 * Levels 4 (reduced) and 5 (full) do.
204 * 204 *
205 * MSDN [UILevel property](http://msdn.microsoft.com/en-us/library/windows/d esktop/aa372096%28v=vs.85%29.aspx) 205 * MSDN [UILevel property](http://msdn.microsoft.com/en-us/library/windows/d esktop/aa372096%28v=vs.85%29.aspx)
206 */ 206 */
207 std::wstring uilevel = Property( session, L"UILevel" ) ; 207 std::wstring uilevel = Property( session, L"UILevel" ) ;
208 bool interactive ; 208 bool interactive ;
209 if ( uilevel == L"5" || uilevel == L"4" ) 209 if ( uilevel == L"5" || uilevel == L"4" )
210 { 210 {
211 interactive = true ; 211 interactive = true ;
212 // Assert state is one of { not_known, allow, passive, active, automatic } 212 // Assert state is one of { notKnown, allow, passive, active, automatic }
213 } 213 }
214 else if ( uilevel == L"3" || uilevel == L"2" ) 214 else if ( uilevel == L"3" || uilevel == L"2" )
215 { 215 {
216 // Assert installer is running without user interaction. 216 // Assert installer is running without user interaction.
217 interactive = false ; 217 interactive = false ;
218 if ( state == not_known ) 218 if ( state == notKnown )
219 { 219 {
220 // Assert AVOIDREBOOT was not specified 220 // Assert AVOIDREBOOT was not specified
221 /* 221 /*
222 * This is where we specify default behavior for non-interactive operati on. 222 * This is where we specify default behavior for non-interactive operati on.
223 * The choice of "allow" makes it act like other installers, which is to make no effort to avoid a reboot after installation. 223 * The choice of "allow" makes it act like other installers, which is to make no effort to avoid a reboot after installation.
224 */ 224 */
225 state = allow ; 225 state = allow ;
226 session.log( "Reboot allowed by default in non-interactive session." ) ; 226 session.log( "Reboot allowed by default in non-interactive session." ) ;
227 } 227 }
228 else if ( state == active ) 228 else if ( state == active )
229 { 229 {
230 throw std::runtime_error( "AVOIDREBOOT=ACTIVE in non-interative session is not consistent" ) ; 230 throw std::runtime_error( "AVOIDREBOOT=ACTIVE in non-interative session is not consistent" ) ;
231 } 231 }
232 // Assert state is one of { allow, passive, automatic } 232 // Assert state is one of { allow, passive, automatic }
233 } 233 }
234 else 234 else
235 { 235 {
236 throw std::runtime_error( "unrecognized value for UILevel" ) ; 236 throw std::runtime_error( "unrecognized value for UILevel" ) ;
237 } 237 }
238 238
239 /* 239 /*
240 * Now that preliminaries are over, we set up the accessors for UI text. 240 * Now that preliminaries are over, we set up the accessors for UI text.
241 * We only use the object 'message_text' for interactive sessions, but it's cheap to set up and a hassle to conditionalize. 241 * We only use the object 'messageText' for interactive sessions, but it's c heap to set up and a hassle to conditionalize.
242 * 242 *
243 * The key "close_ie" is the component name within the file "close_ie.wxi" t hat defines rows in the localization table. 243 * The key "close_ie" is the component name within the file "close_ie.wxi" t hat defines rows in the localization table.
244 * The identifiers for the message_text.text() function are defined within t hat file. 244 * The identifiers for the messageText.text() function are defined within th at file.
245 */ 245 */
246 Installation_Database db( session ) ; 246 InstallationDatabase db( session ) ;
247 custom_message_text message_text( db, L"close_ie" ) ; 247 CustomMessageText messageText( db, L"close_ie" ) ;
248 248
249 /* 249 /*
250 * State machine: Loop through non-terminal states. 250 * State machine: Loop through non-terminal states.
251 * 251 *
252 * Loop invariant: IE was running at last check, that is, iec.is_running() w ould return true. 252 * Loop invariant: IE was running at last check, that is, iec.IsRunning() wo uld return true.
253 */ 253 */
254 while ( state <= automatic ) // "automatic" is the non-terminal sta te with the highest value 254 while ( state <= automatic ) // "automatic" is the non-terminal sta te with the highest value
255 { 255 {
256 switch ( state ) 256 switch ( state )
257 { 257 {
258 case not_known: 258 case notKnown:
259 /* 259 /*
260 * Precondition: interactive session 260 * Precondition: interactive session
261 * 261 *
262 * Ask the user "Would you like to close IE and avoid reboot?" 262 * Ask the user "Would you like to close IE and avoid reboot?"
263 » * Yes -> Close IE somehow. Goto part_known. 263 » * Yes -> Close IE somehow. Goto partKnown.
264 * No -> Install with reboot. Goto allow. 264 * No -> Install with reboot. Goto allow.
265 * Cancel -> terminate installation. Goto abort. 265 * Cancel -> terminate installation. Goto abort.
266 */ 266 */
267 » { 267 {
268 » int x = session.write_message( IMB( message_text.text( L"dialog_unknow n" ), IMB::warning_box, IMB::yes_no_cancel, IMB::default_button_three ) ) ; 268 int x = session.WriteMessage(IMB(
269 messageText.text(L"dialog_unknown"),
270 IMB::Box::warning, IMB::ButtonSet::yesNoCancel, IMB::DefaultButton:: three
271 )) ;
269 switch ( x ) 272 switch ( x )
270 { 273 {
271 case IDYES: 274 case IDYES:
272 » state = part_known ; 275 » state = partKnown ;
273 break ; 276 break ;
274 case IDNO: 277 case IDNO:
275 state = allow ; 278 state = allow ;
276 session.log( "User chose to allow reboot" ) ; 279 session.log( "User chose to allow reboot" ) ;
277 break ; 280 break ;
278 case IDCANCEL: 281 case IDCANCEL:
279 state = abort ; 282 state = abort ;
280 session.log( "User cancelled installation" ) ; 283 session.log( "User cancelled installation" ) ;
281 break ; 284 break ;
282 default: 285 default:
283 » throw unexpected_return_value_from_message_box() ; 286 » throw UnexpectedReturnValueFromMessageBox() ;
284 } 287 }
285 } 288 }
286 break ; 289 break ;
287 290
288 case part_known: 291 case partKnown:
289 /* 292 /*
290 * Precondition: interactive session 293 * Precondition: interactive session
291 * 294 *
292 * Ask the user "Would you like the installer to close IE for you?" 295 * Ask the user "Would you like the installer to close IE for you?"
293 * Yes -> Goto automatic 296 * Yes -> Goto automatic
294 * No -> Goto active 297 * No -> Goto active
295 » * Cancel -> Goto not_known 298 » * Cancel -> Goto notKnown
296 */ 299 */
297 { 300 {
298 » int x = session.write_message( IMB( message_text.text( L"dialog_part_k nown" ), IMB::warning_box, IMB::yes_no_cancel, IMB::default_button_three ) ) ; 301 » int x = session.WriteMessage(IMB(
302 messageText.text(L"dialog_part_known"),
303 IMB::Box::warning, IMB::ButtonSet::yesNoCancel, IMB::DefaultButton:: three
304 )) ;
299 switch ( x ) 305 switch ( x )
300 { 306 {
301 case IDYES: 307 case IDYES:
302 state = automatic ; 308 state = automatic ;
303 break ; 309 break ;
304 case IDNO: 310 case IDNO:
305 state = active ; 311 state = active ;
306 break ; 312 break ;
307 case IDCANCEL: 313 case IDCANCEL:
308 » state = not_known ; 314 » state = notKnown ;
309 break ; 315 break ;
310 default: 316 default:
311 » throw unexpected_return_value_from_message_box() ; 317 » throw UnexpectedReturnValueFromMessageBox() ;
312 } 318 }
313 } 319 }
314 break ; 320 break ;
315 321
316 case active: 322 case active:
317 /* 323 /*
318 * Precondition: interactive session 324 * Precondition: interactive session
319 * 325 *
320 * IE is no longer running -> Goto success 326 * IE is no longer running -> Goto success
321 * IE is still running -> 327 * IE is still running ->
322 * Ask the user to close IE manually 328 * Ask the user to close IE manually
323 * OK -> re-enter this state 329 * OK -> re-enter this state
324 » * Cancel -> Goto not_known 330 » * Cancel -> Goto notKnown
325 */ 331 */
326 { 332 {
327 » int x = session.write_message( IMB( message_text.text( L"dialog_active _retry" ), IMB::warning_box, IMB::ok_cancel, IMB::default_button_one ) ) ; 333 » int x = session.WriteMessage(IMB(
334 messageText.text(L"dialog_active_retry"),
335 IMB::Box::warning, IMB::ButtonSet::okCancel, IMB::DefaultButton::one
336 )) ;
328 switch ( x ) 337 switch ( x )
329 { 338 {
330 case IDOK: 339 case IDOK:
331 /* 340 /*
332 * Refresh our knowledge of whether IE is running. 341 * Refresh our knowledge of whether IE is running.
333 * If it is, we display the dialog again. The state doesn't change, so we just iterate again. 342 * If it is, we display the dialog again. The state doesn't change, so we just iterate again.
334 * If it's not, then the user has closed IE and we're done. 343 * If it's not, then the user has closed IE and we're done.
335 */ 344 */
336 iec.refresh() ; 345 iec.refresh() ;
337 » if ( ! iec.is_running() ) 346 » if ( ! iec.IsRunning() )
338 { 347 {
339 state = success ; 348 state = success ;
340 session.log( "User shut down IE manually." ) ; 349 session.log( "User shut down IE manually." ) ;
341 } 350 }
342 break ; 351 break ;
343 case IDCANCEL: 352 case IDCANCEL:
344 » state = not_known ; 353 » state = notKnown ;
345 break ; 354 break ;
346 default: 355 default:
347 » throw unexpected_return_value_from_message_box() ; 356 » throw UnexpectedReturnValueFromMessageBox() ;
348 } 357 }
349 } 358 }
350 break ; 359 break ;
351 360
352 case automatic: 361 case automatic:
353 /* 362 /*
354 * Close all known IE instances. 363 * Close all known IE instances.
355 * Unlike other cases, this state starts with an action and not a user q uery. 364 * Unlike other cases, this state starts with an action and not a user q uery.
356 * We first shut down IE, or at least attempt to. 365 * We first shut down IE, or at least attempt to.
357 * 366 *
358 * Succeeded -> Goto success 367 * Succeeded -> Goto success
359 * Failed && interactive -> 368 * Failed && interactive ->
360 * Ask user if they would like to try again 369 * Ask user if they would like to try again
361 * Retry -> re-enter this state 370 * Retry -> re-enter this state
362 » * Cancel -> Goto not_known 371 » * Cancel -> Goto notKnown
363 * Failed && not interactive -> Goto abort 372 * Failed && not interactive -> Goto abort
364 */ 373 */
365 { 374 {
366 » bool IE_was_closed = iec.shut_down() ; 375 » bool ieWasClosed = iec.shutDown() ;
367 » if ( iec.is_running() ) 376 » if ( iec.IsRunning() )
368 { 377 {
369 session.log( "Attempt to shut down IE automatically failed." ) ; 378 session.log( "Attempt to shut down IE automatically failed." ) ;
370 if ( interactive ) 379 if ( interactive )
371 { 380 {
372 // Assert Interactive session and IE did not shut down. 381 // Assert Interactive session and IE did not shut down.
373 » int x = session.write_message( IMB( message_text.text( L"dialog_au tomatic_retry" ), IMB::warning_box, IMB::retry_cancel, IMB::default_button_one ) ) ; 382 » int x = session.WriteMessage(IMB(
383 messageText.text(L"dialog_automatic_retry"),
384 IMB::Box::warning, IMB::ButtonSet::retryCancel, IMB::DefaultButt on::one
385 )) ;
374 switch ( x ) 386 switch ( x )
375 { 387 {
376 case IDRETRY: 388 case IDRETRY:
377 // Don't change the state. Iterate again. 389 // Don't change the state. Iterate again.
378 break ; 390 break ;
379 case IDCANCEL: 391 case IDCANCEL:
380 » » state = not_known ; 392 » » state = notKnown ;
381 break ; 393 break ;
382 default: 394 default:
383 » » throw unexpected_return_value_from_message_box() ; 395 » » throw UnexpectedReturnValueFromMessageBox() ;
384 } 396 }
385 } 397 }
386 else 398 else
387 { 399 {
388 // Assert Non-interactive session and IE did not shut down. 400 // Assert Non-interactive session and IE did not shut down.
389 state = abort ; 401 state = abort ;
390 session.log( "Failed to shut down IE automatically." ) ; 402 session.log( "Failed to shut down IE automatically." ) ;
391 } 403 }
392 } 404 }
393 else 405 else
394 { 406 {
395 » // Assert IE is not running, so shut_down() succeeded. 407 » // Assert IE is not running, so shutDown() succeeded.
396 state = success ; 408 state = success ;
397 session.log( "Automatically shut down IE." ) ; 409 session.log( "Automatically shut down IE." ) ;
398 } 410 }
399 } 411 }
400 break; 412 break;
401 } 413 }
402 } 414 }
403 /* 415 /*
404 * State machine: Actions for terminal states. 416 * State machine: Actions for terminal states.
405 */ 417 */
406 switch ( state ) 418 switch ( state )
407 { 419 {
408 case success: 420 case success:
409 » if ( iec.is_running() ) 421 » if ( iec.IsRunning() )
410 { 422 {
411 » browser_running = L"1" ; 423 » browserRunning = L"1" ;
412 » browser_closed = L"0" ; 424 » browserClosed = L"0" ;
413 } 425 }
414 else 426 else
415 { 427 {
416 » browser_running = L"0" ; 428 » browserRunning = L"0" ;
417 » browser_closed = L"1" ; 429 » browserClosed = L"1" ;
418 } 430 }
419 return ERROR_SUCCESS ; 431 return ERROR_SUCCESS ;
420 break; 432 break;
421 case abort: 433 case abort:
422 return ERROR_INSTALL_USEREXIT ; 434 return ERROR_INSTALL_USEREXIT ;
423 break; 435 break;
424 } 436 }
425 } 437 }
426 catch( std::exception & e ) 438 catch( std::exception & e )
427 { 439 {
428 session.log_noexcept( "terminated by exception: " + std::string( e.what() ) ) ; 440 session.LogNoexcept( "terminated by exception: " + std::string( e.what() ) ) ;
429 return ERROR_INSTALL_FAILURE ; 441 return ERROR_INSTALL_FAILURE ;
430 } 442 }
431 catch( ... ) 443 catch( ... )
432 { 444 {
433 session.log_noexcept( "terminated by unknown exception" ) ; 445 session.LogNoexcept( "terminated by unknown exception" ) ;
434 return ERROR_INSTALL_FAILURE ; 446 return ERROR_INSTALL_FAILURE ;
435 } 447 }
436 // Should be unreachable. 448 // Should be unreachable.
437 return ERROR_INSTALL_FAILURE ; 449 return ERROR_INSTALL_FAILURE ;
438 } 450 }
439
440 /*
441 * EnumWindows system call: http://msdn.microsoft.com/en-us/library/windows/desk top/ms633497%28v=vs.85%29.aspx
442 */
443 /**
444 *
445 * Callback function for EnumWindows.
446 */
447 BOOL CALLBACK EnumWindowsProc(HWND hwnd, LPARAM lParam)
448 {
449 return TRUE ;
450 }
451
452 /**
453 * Windows_List
454 */
455 class Window_List {
456 public:
457 void enumerate_top_level();
458 };
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