aboutsummaryrefslogtreecommitdiff
path: root/backends/platform/sdl/win32/win32.cpp
blob: 0f70c00b4074ae5f9a9683350ca31e832fcd4921 (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
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

// Disable symbol overrides so that we can use system headers.
#define FORBIDDEN_SYMBOL_ALLOW_ALL

#ifdef WIN32

#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#undef ARRAYSIZE // winnt.h defines ARRAYSIZE, but we want our own one...
#include <shellapi.h>

#include "common/scummsys.h"
#include "common/config-manager.h"
#include "common/error.h"
#include "common/textconsole.h"

#include "backends/platform/sdl/win32/win32.h"
#include "backends/platform/sdl/win32/win32-window.h"
#include "backends/saves/windows/windows-saves.h"
#include "backends/fs/windows/windows-fs-factory.h"
#include "backends/taskbar/win32/win32-taskbar.h"

#include "common/memstream.h"

#define DEFAULT_CONFIG_FILE "scummvm.ini"

void OSystem_Win32::init() {
	// Initialize File System Factory
	_fsFactory = new WindowsFilesystemFactory();

	// Create Win32 specific window
	_window = new SdlWindow_Win32();

#if defined(USE_TASKBAR)
	// Initialize taskbar manager
	_taskbarManager = new Win32TaskbarManager(_window);
#endif

	// Invoke parent implementation of this method
	OSystem_SDL::init();
}

void OSystem_Win32::initBackend() {
	// Console window is enabled by default on Windows
	ConfMan.registerDefault("console", true);

	// Enable or disable the window console window
	if (ConfMan.getBool("console")) {
		if (AllocConsole()) {
			freopen("CONIN$","r",stdin);
			freopen("CONOUT$","w",stdout);
			freopen("CONOUT$","w",stderr);
		}
		SetConsoleTitle("ScummVM Status Window");
	} else {
		FreeConsole();
	}

	// Create the savefile manager
	if (_savefileManager == 0)
		_savefileManager = new WindowsSaveFileManager();

	// Invoke parent implementation of this method
	OSystem_SDL::initBackend();
}


bool OSystem_Win32::hasFeature(Feature f) {
	if (f == kFeatureDisplayLogFile)
		return true;

	return OSystem_SDL::hasFeature(f);
}

bool OSystem_Win32::displayLogFile() {
	if (_logFilePath.empty())
		return false;

	// Try opening the log file with the default text editor
	// log files should be registered as "txtfile" by default and thus open in the default text editor
	HINSTANCE shellExec = ShellExecute(NULL, NULL, _logFilePath.c_str(), NULL, NULL, SW_SHOWNORMAL);
	if ((intptr_t)shellExec > 32)
		return true;

	// ShellExecute with the default verb failed, try the "Open with..." dialog
	PROCESS_INFORMATION processInformation;
	STARTUPINFO startupInfo;
	memset(&processInformation, 0, sizeof(processInformation));
	memset(&startupInfo, 0, sizeof(startupInfo));
	startupInfo.cb = sizeof(startupInfo);

	char cmdLine[MAX_PATH * 2];  // CreateProcess may change the contents of cmdLine
	sprintf(cmdLine, "rundll32 shell32.dll,OpenAs_RunDLL %s", _logFilePath.c_str());
	BOOL result = CreateProcess(NULL,
	                            cmdLine,
	                            NULL,
	                            NULL,
	                            FALSE,
	                            NORMAL_PRIORITY_CLASS,
	                            NULL,
	                            NULL,
	                            &startupInfo,
	                            &processInformation);
	if (result)
		return true;

	return false;
}

Common::String OSystem_Win32::getDefaultConfigFileName() {
	char configFile[MAXPATHLEN];

	OSVERSIONINFO win32OsVersion;
	ZeroMemory(&win32OsVersion, sizeof(OSVERSIONINFO));
	win32OsVersion.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
	GetVersionEx(&win32OsVersion);
	// Check for non-9X version of Windows.
	if (win32OsVersion.dwPlatformId != VER_PLATFORM_WIN32_WINDOWS) {
		// Use the Application Data directory of the user profile.
		if (win32OsVersion.dwMajorVersion >= 5) {
			if (!GetEnvironmentVariable("APPDATA", configFile, sizeof(configFile)))
				error("Unable to access application data directory");
		} else {
			if (!GetEnvironmentVariable("USERPROFILE", configFile, sizeof(configFile)))
				error("Unable to access user profile directory");

			strcat(configFile, "\\Application Data");

			// If the directory already exists (as it should in most cases),
			// we don't want to fail, but we need to stop on other errors (such as ERROR_PATH_NOT_FOUND)
			if (!CreateDirectory(configFile, NULL)) {
				if (GetLastError() != ERROR_ALREADY_EXISTS)
					error("Cannot create Application data folder");
			}
		}

		strcat(configFile, "\\ScummVM");
		if (!CreateDirectory(configFile, NULL)) {
			if (GetLastError() != ERROR_ALREADY_EXISTS)
				error("Cannot create ScummVM application data folder");
		}

		strcat(configFile, "\\" DEFAULT_CONFIG_FILE);

		FILE *tmp = NULL;
		if ((tmp = fopen(configFile, "r")) == NULL) {
			// Check windows directory
			char oldConfigFile[MAXPATHLEN];
			uint ret = GetWindowsDirectory(oldConfigFile, MAXPATHLEN);
			if (ret == 0 || ret > MAXPATHLEN)
				error("Cannot retrieve the path of the Windows directory");

			strcat(oldConfigFile, "\\" DEFAULT_CONFIG_FILE);
			if ((tmp = fopen(oldConfigFile, "r"))) {
				strcpy(configFile, oldConfigFile);

				fclose(tmp);
			}
		} else {
			fclose(tmp);
		}
	} else {
		// Check windows directory
		uint ret = GetWindowsDirectory(configFile, MAXPATHLEN);
		if (ret == 0 || ret > MAXPATHLEN)
			error("Cannot retrieve the path of the Windows directory");

		strcat(configFile, "\\" DEFAULT_CONFIG_FILE);
	}

	return configFile;
}

Common::WriteStream *OSystem_Win32::createLogFile() {
	// Start out by resetting _logFilePath, so that in case
	// of a failure, we know that no log file is open.
	_logFilePath.clear();

	char logFile[MAXPATHLEN];

	OSVERSIONINFO win32OsVersion;
	ZeroMemory(&win32OsVersion, sizeof(OSVERSIONINFO));
	win32OsVersion.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
	GetVersionEx(&win32OsVersion);
	// Check for non-9X version of Windows.
	if (win32OsVersion.dwPlatformId != VER_PLATFORM_WIN32_WINDOWS) {
		// Use the Application Data directory of the user profile.
		if (win32OsVersion.dwMajorVersion >= 5) {
			if (!GetEnvironmentVariable("APPDATA", logFile, sizeof(logFile)))
				error("Unable to access application data directory");
		} else {
			if (!GetEnvironmentVariable("USERPROFILE", logFile, sizeof(logFile)))
				error("Unable to access user profile directory");

			strcat(logFile, "\\Application Data");
			CreateDirectory(logFile, NULL);
		}

		strcat(logFile, "\\ScummVM");
		CreateDirectory(logFile, NULL);
		strcat(logFile, "\\Logs");
		CreateDirectory(logFile, NULL);
		strcat(logFile, "\\scummvm.log");

		Common::FSNode file(logFile);
		Common::WriteStream *stream = file.createWriteStream();
		if (stream)
			_logFilePath= logFile;

		return stream;
	} else {
		return 0;
	}
}

namespace {

class Win32ResourceArchive : public Common::Archive {
	friend BOOL CALLBACK EnumResNameProc(HMODULE hModule, LPCTSTR lpszType, LPTSTR lpszName, LONG_PTR lParam);
public:
	Win32ResourceArchive();

	virtual bool hasFile(const Common::String &name) const;
	virtual int listMembers(Common::ArchiveMemberList &list) const;
	virtual const Common::ArchiveMemberPtr getMember(const Common::String &name) const;
	virtual Common::SeekableReadStream *createReadStreamForMember(const Common::String &name) const;
private:
	typedef Common::List<Common::String> FilenameList;

	FilenameList _files;
};

BOOL CALLBACK EnumResNameProc(HMODULE hModule, LPCTSTR lpszType, LPTSTR lpszName, LONG_PTR lParam) {
	if (IS_INTRESOURCE(lpszName))
		return TRUE;

	Win32ResourceArchive *arch = (Win32ResourceArchive *)lParam;
	arch->_files.push_back(lpszName);
	return TRUE;
}

Win32ResourceArchive::Win32ResourceArchive() {
	EnumResourceNames(NULL, MAKEINTRESOURCE(256), &EnumResNameProc, (LONG_PTR)this);
}

bool Win32ResourceArchive::hasFile(const Common::String &name) const {
	for (FilenameList::const_iterator i = _files.begin(); i != _files.end(); ++i) {
		if (i->equalsIgnoreCase(name))
			return true;
	}

	return false;
}

int Win32ResourceArchive::listMembers(Common::ArchiveMemberList &list) const {
	int count = 0;

	for (FilenameList::const_iterator i = _files.begin(); i != _files.end(); ++i, ++count)
		list.push_back(Common::ArchiveMemberPtr(new Common::GenericArchiveMember(*i, this)));

	return count;
}

const Common::ArchiveMemberPtr Win32ResourceArchive::getMember(const Common::String &name) const {
	return Common::ArchiveMemberPtr(new Common::GenericArchiveMember(name, this));
}

Common::SeekableReadStream *Win32ResourceArchive::createReadStreamForMember(const Common::String &name) const {
	HRSRC resource = FindResource(NULL, name.c_str(), MAKEINTRESOURCE(256));

	if (resource == NULL)
		return 0;

	HGLOBAL handle = LoadResource(NULL, resource);

	if (handle == NULL)
		return 0;

	const byte *data = (const byte *)LockResource(handle);

	if (data == NULL)
		return 0;

	uint32 size = SizeofResource(NULL, resource);

	if (size == 0)
		return 0;

	return new Common::MemoryReadStream(data, size);
}

} // End of anonymous namespace

void OSystem_Win32::addSysArchivesToSearchSet(Common::SearchSet &s, int priority) {
	s.add("Win32Res", new Win32ResourceArchive(), priority);

	OSystem_SDL::addSysArchivesToSearchSet(s, priority);
}

#endif