Mercurial > vim
annotate src/GvimExt/gvimext.cpp @ 24333:47d55d8a93c9 v8.2.2707
patch 8.2.2707: adding a lot of completions can still be a bit slow
Commit: https://github.com/vim/vim/commit/ceb06194337f1a9d30cd12edb7b0dc51830b9cb7
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Apr 4 15:05:22 2021 +0200
patch 8.2.2707: adding a lot of completions can still be a bit slow
Problem: Adding a lot of completions can still be a bit slow.
Solution: Add the check for CP_FAST. (Ben Jackson)
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Sun, 04 Apr 2021 15:15:04 +0200 |
| parents | db65bb242582 |
| children | ee2808fb1be9 |
| rev | line source |
|---|---|
| 10 | 1 /* vi:set ts=8 sts=4 sw=4: |
| 2 * | |
| 3 * VIM - Vi IMproved gvimext by Tianmiao Hu | |
| 4 * | |
| 5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 6 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 7 */ | |
| 8 | |
| 9 /* | |
| 10 * gvimext is a DLL which is used for the "Edit with Vim" context menu | |
| 11 * extension. It implements a MS defined interface with the Shell. | |
| 12 * | |
| 13 * If you have any questions or any suggestions concerning gvimext, please | |
| 14 * contact Tianmiao Hu: tianmiao@acm.org. | |
| 15 */ | |
| 16 | |
| 17 #include "gvimext.h" | |
| 18 | |
| 19 static char *searchpath(char *name); | |
| 20 | |
| 21 // Always get an error while putting the following stuff to the | |
| 22 // gvimext.h file as class protected variables, give up and | |
| 23 // declare them as global stuff | |
| 24 FORMATETC fmte = {CF_HDROP, | |
| 25 (DVTARGETDEVICE FAR *)NULL, | |
| 26 DVASPECT_CONTENT, | |
| 27 -1, | |
| 28 TYMED_HGLOBAL | |
| 29 }; | |
| 30 STGMEDIUM medium; | |
| 31 HRESULT hres = 0; | |
| 32 UINT cbFiles = 0; | |
| 33 | |
|
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34 /* The buffers size used to be MAX_PATH (260 bytes), but that's not always |
| 415 | 35 * enough */ |
| 36 #define BUFSIZE 1100 | |
| 37 | |
| 10 | 38 // |
| 39 // Get the name of the Gvim executable to use, with the path. | |
| 40 // When "runtime" is non-zero, we were called to find the runtime directory. | |
| 415 | 41 // Returns the path in name[BUFSIZE]. It's empty when it fails. |
| 10 | 42 // |
| 43 static void | |
| 44 getGvimName(char *name, int runtime) | |
| 45 { | |
| 46 HKEY keyhandle; | |
| 47 DWORD hlen; | |
| 48 | |
| 49 // Get the location of gvim from the registry. | |
| 50 name[0] = 0; | |
| 51 if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "Software\\Vim\\Gvim", 0, | |
| 52 KEY_READ, &keyhandle) == ERROR_SUCCESS) | |
| 53 { | |
| 415 | 54 hlen = BUFSIZE; |
| 10 | 55 if (RegQueryValueEx(keyhandle, "path", 0, NULL, (BYTE *)name, &hlen) |
| 56 != ERROR_SUCCESS) | |
| 57 name[0] = 0; | |
| 58 else | |
| 59 name[hlen] = 0; | |
| 60 RegCloseKey(keyhandle); | |
| 61 } | |
| 62 | |
| 63 // Registry didn't work, use the search path. | |
| 64 if (name[0] == 0) | |
| 1366 | 65 strcpy(name, searchpath((char *)"gvim.exe")); |
| 10 | 66 |
| 67 if (!runtime) | |
| 68 { | |
| 69 // Only when looking for the executable, not the runtime dir, we can | |
| 70 // search for the batch file or a name without a path. | |
| 71 if (name[0] == 0) | |
| 1366 | 72 strcpy(name, searchpath((char *)"gvim.bat")); |
| 10 | 73 if (name[0] == 0) |
| 74 strcpy(name, "gvim"); // finds gvim.bat or gvim.exe | |
| 75 } | |
| 76 } | |
| 77 | |
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78 static void |
| 6805 | 79 getGvimInvocation(char *name, int runtime) |
| 80 { | |
| 81 getGvimName(name, runtime); | |
| 82 // avoid that Vim tries to expand wildcards in the file names | |
| 83 strcat(name, " --literal"); | |
| 84 } | |
| 85 | |
| 86 static void | |
| 87 getGvimInvocationW(wchar_t *nameW) | |
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88 { |
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89 char *name; |
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90 |
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91 name = (char *)malloc(BUFSIZE); |
| 6805 | 92 getGvimInvocation(name, 0); |
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93 mbstowcs(nameW, name, BUFSIZE); |
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94 free(name); |
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95 } |
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96 |
| 10 | 97 // |
| 415 | 98 // Get the Vim runtime directory into buf[BUFSIZE]. |
| 10 | 99 // The result is empty when it failed. |
| 100 // When it works, the path ends in a slash or backslash. | |
| 101 // | |
| 102 static void | |
| 103 getRuntimeDir(char *buf) | |
| 104 { | |
| 105 int idx; | |
| 106 | |
| 107 getGvimName(buf, 1); | |
| 108 if (buf[0] != 0) | |
| 109 { | |
| 110 // When no path found, use the search path to expand it. | |
| 111 if (strchr(buf, '/') == NULL && strchr(buf, '\\') == NULL) | |
| 112 strcpy(buf, searchpath(buf)); | |
| 113 | |
| 114 // remove "gvim.exe" from the end | |
| 835 | 115 for (idx = (int)strlen(buf) - 1; idx >= 0; idx--) |
| 10 | 116 if (buf[idx] == '\\' || buf[idx] == '/') |
| 117 { | |
| 118 buf[idx + 1] = 0; | |
| 119 break; | |
| 120 } | |
| 121 } | |
| 122 } | |
| 123 | |
| 6805 | 124 HBITMAP IconToBitmap(HICON hIcon, HBRUSH hBackground, int width, int height) |
| 125 { | |
| 126 HDC hDC = GetDC(NULL); | |
| 127 HDC hMemDC = CreateCompatibleDC(hDC); | |
| 128 HBITMAP hMemBmp = CreateCompatibleBitmap(hDC, width, height); | |
| 129 HBITMAP hResultBmp = NULL; | |
| 130 HGDIOBJ hOrgBMP = SelectObject(hMemDC, hMemBmp); | |
| 131 | |
| 132 DrawIconEx(hMemDC, 0, 0, hIcon, width, height, 0, hBackground, DI_NORMAL); | |
| 133 | |
| 134 hResultBmp = hMemBmp; | |
| 135 hMemBmp = NULL; | |
| 136 | |
| 137 SelectObject(hMemDC, hOrgBMP); | |
| 138 DeleteDC(hMemDC); | |
| 139 ReleaseDC(NULL, hDC); | |
| 140 DestroyIcon(hIcon); | |
| 141 return hResultBmp; | |
| 142 } | |
| 143 | |
| 10 | 144 // |
| 145 // GETTEXT: translated messages and menu entries | |
| 146 // | |
| 147 #ifndef FEAT_GETTEXT | |
| 148 # define _(x) x | |
| 149 #else | |
| 150 # define _(x) (*dyn_libintl_gettext)(x) | |
| 151 # define VIMPACKAGE "vim" | |
| 152 # ifndef GETTEXT_DLL | |
| 153 # define GETTEXT_DLL "libintl.dll" | |
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154 # define GETTEXT_DLL_ALT "libintl-8.dll" |
| 10 | 155 # endif |
| 156 | |
| 157 // Dummy functions | |
| 158 static char *null_libintl_gettext(const char *); | |
| 159 static char *null_libintl_textdomain(const char *); | |
| 160 static char *null_libintl_bindtextdomain(const char *, const char *); | |
| 161 static int dyn_libintl_init(char *dir); | |
| 162 static void dyn_libintl_end(void); | |
| 163 | |
| 164 static HINSTANCE hLibintlDLL = 0; | |
| 165 static char *(*dyn_libintl_gettext)(const char *) = null_libintl_gettext; | |
| 166 static char *(*dyn_libintl_textdomain)(const char *) = null_libintl_textdomain; | |
| 167 static char *(*dyn_libintl_bindtextdomain)(const char *, const char *) | |
| 168 = null_libintl_bindtextdomain; | |
| 169 | |
| 170 // | |
| 171 // Attempt to load libintl.dll. If it doesn't work, use dummy functions. | |
| 172 // "dir" is the directory where the libintl.dll might be. | |
| 173 // Return 1 for success, 0 for failure. | |
| 174 // | |
| 175 static int | |
| 176 dyn_libintl_init(char *dir) | |
| 177 { | |
| 178 int i; | |
| 179 static struct | |
| 180 { | |
| 181 char *name; | |
| 182 FARPROC *ptr; | |
| 183 } libintl_entry[] = | |
| 184 { | |
| 1366 | 185 {(char *)"gettext", (FARPROC*)&dyn_libintl_gettext}, |
| 186 {(char *)"textdomain", (FARPROC*)&dyn_libintl_textdomain}, | |
| 187 {(char *)"bindtextdomain", (FARPROC*)&dyn_libintl_bindtextdomain}, | |
| 10 | 188 {NULL, NULL} |
| 189 }; | |
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190 DWORD len, len2; |
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191 LPWSTR buf = NULL; |
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192 LPWSTR buf2 = NULL; |
| 10 | 193 |
| 194 // No need to initialize twice. | |
| 195 if (hLibintlDLL) | |
| 196 return 1; | |
| 197 | |
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198 // Load gettext library from $VIMRUNTIME\GvimExt{64,32} directory. |
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199 // Add the directory to $PATH temporarily. |
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200 len = GetEnvironmentVariableW(L"PATH", NULL, 0); |
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201 len2 = MAX_PATH + 1 + len; |
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202 buf = (LPWSTR)malloc(len * sizeof(WCHAR)); |
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203 buf2 = (LPWSTR)malloc(len2 * sizeof(WCHAR)); |
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204 if (buf != NULL && buf2 != NULL) |
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205 { |
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206 GetEnvironmentVariableW(L"PATH", buf, len); |
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207 # ifdef _WIN64 |
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208 _snwprintf(buf2, len2, L"%S\\GvimExt64;%s", dir, buf); |
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209 # else |
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210 _snwprintf(buf2, len2, L"%S\\GvimExt32;%s", dir, buf); |
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211 # endif |
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212 SetEnvironmentVariableW(L"PATH", buf2); |
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213 hLibintlDLL = LoadLibrary(GETTEXT_DLL); |
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214 # ifdef GETTEXT_DLL_ALT |
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215 if (!hLibintlDLL) |
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216 hLibintlDLL = LoadLibrary(GETTEXT_DLL_ALT); |
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217 # endif |
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218 SetEnvironmentVariableW(L"PATH", buf); |
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219 } |
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220 free(buf); |
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221 free(buf2); |
| 10 | 222 if (!hLibintlDLL) |
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223 return 0; |
| 10 | 224 |
| 225 // Get the addresses of the functions we need. | |
| 226 for (i = 0; libintl_entry[i].name != NULL | |
| 227 && libintl_entry[i].ptr != NULL; ++i) | |
| 228 { | |
| 229 if ((*libintl_entry[i].ptr = GetProcAddress(hLibintlDLL, | |
| 230 libintl_entry[i].name)) == NULL) | |
| 231 { | |
| 232 dyn_libintl_end(); | |
| 233 return 0; | |
| 234 } | |
| 235 } | |
| 236 return 1; | |
| 237 } | |
| 238 | |
| 239 static void | |
| 240 dyn_libintl_end(void) | |
| 241 { | |
| 242 if (hLibintlDLL) | |
| 243 FreeLibrary(hLibintlDLL); | |
| 244 hLibintlDLL = NULL; | |
| 245 dyn_libintl_gettext = null_libintl_gettext; | |
| 246 dyn_libintl_textdomain = null_libintl_textdomain; | |
| 247 dyn_libintl_bindtextdomain = null_libintl_bindtextdomain; | |
| 248 } | |
| 249 | |
| 250 static char * | |
| 251 null_libintl_gettext(const char *msgid) | |
| 252 { | |
| 253 return (char *)msgid; | |
| 254 } | |
| 255 | |
| 256 static char * | |
| 1686 | 257 null_libintl_bindtextdomain(const char * /* domainname */, const char * /* dirname */) |
| 10 | 258 { |
| 259 return NULL; | |
| 260 } | |
| 261 | |
| 262 static char * | |
| 1686 | 263 null_libintl_textdomain(const char* /* domainname */) |
| 10 | 264 { |
| 265 return NULL; | |
| 266 } | |
| 267 | |
| 268 // | |
| 269 // Setup for translating strings. | |
| 270 // | |
| 271 static void | |
| 272 dyn_gettext_load(void) | |
| 273 { | |
| 415 | 274 char szBuff[BUFSIZE]; |
| 10 | 275 DWORD len; |
| 276 | |
| 277 // Try to locate the runtime files. The path is used to find libintl.dll | |
| 278 // and the vim.mo files. | |
| 279 getRuntimeDir(szBuff); | |
| 280 if (szBuff[0] != 0) | |
| 281 { | |
| 835 | 282 len = (DWORD)strlen(szBuff); |
| 10 | 283 if (dyn_libintl_init(szBuff)) |
| 284 { | |
| 285 strcpy(szBuff + len, "lang"); | |
| 286 | |
| 287 (*dyn_libintl_bindtextdomain)(VIMPACKAGE, szBuff); | |
| 288 (*dyn_libintl_textdomain)(VIMPACKAGE); | |
| 289 } | |
| 290 } | |
| 291 } | |
| 292 | |
| 293 static void | |
| 294 dyn_gettext_free(void) | |
| 295 { | |
| 296 dyn_libintl_end(); | |
| 297 } | |
| 298 #endif // FEAT_GETTEXT | |
| 299 | |
| 300 // | |
| 301 // Global variables | |
| 302 // | |
| 303 UINT g_cRefThisDll = 0; // Reference count of this DLL. | |
| 304 HINSTANCE g_hmodThisDll = NULL; // Handle to this DLL itself. | |
| 305 | |
| 306 | |
| 307 //--------------------------------------------------------------------------- | |
| 308 // DllMain | |
| 309 //--------------------------------------------------------------------------- | |
| 310 extern "C" int APIENTRY | |
| 1686 | 311 DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID /* lpReserved */) |
| 10 | 312 { |
| 313 switch (dwReason) | |
| 314 { | |
| 315 case DLL_PROCESS_ATTACH: | |
| 316 // Extension DLL one-time initialization | |
| 317 g_hmodThisDll = hInstance; | |
| 318 break; | |
| 319 | |
| 320 case DLL_PROCESS_DETACH: | |
| 321 break; | |
| 322 } | |
| 323 | |
| 324 return 1; // ok | |
| 325 } | |
| 326 | |
| 327 static void | |
| 328 inc_cRefThisDLL() | |
| 329 { | |
| 330 #ifdef FEAT_GETTEXT | |
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331 if (g_cRefThisDll == 0) |
| 10 | 332 dyn_gettext_load(); |
| 333 #endif | |
| 334 InterlockedIncrement((LPLONG)&g_cRefThisDll); | |
| 335 } | |
| 336 | |
| 337 static void | |
| 338 dec_cRefThisDLL() | |
| 339 { | |
| 340 #ifdef FEAT_GETTEXT | |
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341 if (InterlockedDecrement((LPLONG)&g_cRefThisDll) == 0) |
| 10 | 342 dyn_gettext_free(); |
| 343 #else | |
| 344 InterlockedDecrement((LPLONG)&g_cRefThisDll); | |
| 345 #endif | |
| 346 } | |
| 347 | |
| 348 //--------------------------------------------------------------------------- | |
| 349 // DllCanUnloadNow | |
| 350 //--------------------------------------------------------------------------- | |
| 351 | |
| 352 STDAPI DllCanUnloadNow(void) | |
| 353 { | |
| 354 return (g_cRefThisDll == 0 ? S_OK : S_FALSE); | |
| 355 } | |
| 356 | |
| 357 STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppvOut) | |
| 358 { | |
| 359 *ppvOut = NULL; | |
| 360 | |
| 361 if (IsEqualIID(rclsid, CLSID_ShellExtension)) | |
| 362 { | |
| 363 CShellExtClassFactory *pcf = new CShellExtClassFactory; | |
| 364 | |
| 365 return pcf->QueryInterface(riid, ppvOut); | |
| 366 } | |
| 367 | |
| 368 return CLASS_E_CLASSNOTAVAILABLE; | |
| 369 } | |
| 370 | |
| 371 CShellExtClassFactory::CShellExtClassFactory() | |
| 372 { | |
| 373 m_cRef = 0L; | |
| 374 | |
| 375 inc_cRefThisDLL(); | |
| 376 } | |
| 377 | |
| 378 CShellExtClassFactory::~CShellExtClassFactory() | |
| 379 { | |
| 380 dec_cRefThisDLL(); | |
| 381 } | |
| 382 | |
| 383 STDMETHODIMP CShellExtClassFactory::QueryInterface(REFIID riid, | |
| 384 LPVOID FAR *ppv) | |
| 385 { | |
| 386 *ppv = NULL; | |
| 387 | |
| 6805 | 388 // any interface on this object is the object pointer |
| 10 | 389 |
| 390 if (IsEqualIID(riid, IID_IUnknown) || IsEqualIID(riid, IID_IClassFactory)) | |
| 391 { | |
| 392 *ppv = (LPCLASSFACTORY)this; | |
| 393 | |
| 394 AddRef(); | |
| 395 | |
| 396 return NOERROR; | |
| 397 } | |
| 398 | |
| 399 return E_NOINTERFACE; | |
| 400 } | |
| 401 | |
| 402 STDMETHODIMP_(ULONG) CShellExtClassFactory::AddRef() | |
| 403 { | |
| 404 return InterlockedIncrement((LPLONG)&m_cRef); | |
| 405 } | |
| 406 | |
| 407 STDMETHODIMP_(ULONG) CShellExtClassFactory::Release() | |
| 408 { | |
| 409 if (InterlockedDecrement((LPLONG)&m_cRef)) | |
| 410 return m_cRef; | |
| 411 | |
| 412 delete this; | |
| 413 | |
| 414 return 0L; | |
| 415 } | |
| 416 | |
| 417 STDMETHODIMP CShellExtClassFactory::CreateInstance(LPUNKNOWN pUnkOuter, | |
| 418 REFIID riid, | |
| 419 LPVOID *ppvObj) | |
| 420 { | |
| 421 *ppvObj = NULL; | |
| 422 | |
| 423 // Shell extensions typically don't support aggregation (inheritance) | |
| 424 | |
| 425 if (pUnkOuter) | |
| 426 return CLASS_E_NOAGGREGATION; | |
| 427 | |
| 428 // Create the main shell extension object. The shell will then call | |
| 429 // QueryInterface with IID_IShellExtInit--this is how shell extensions are | |
| 430 // initialized. | |
| 431 | |
| 6805 | 432 LPCSHELLEXT pShellExt = new CShellExt(); // create the CShellExt object |
| 10 | 433 |
| 434 if (NULL == pShellExt) | |
| 435 return E_OUTOFMEMORY; | |
| 436 | |
| 437 return pShellExt->QueryInterface(riid, ppvObj); | |
| 438 } | |
| 439 | |
| 440 | |
| 1686 | 441 STDMETHODIMP CShellExtClassFactory::LockServer(BOOL /* fLock */) |
| 10 | 442 { |
| 443 return NOERROR; | |
| 444 } | |
| 445 | |
| 446 // *********************** CShellExt ************************* | |
| 447 CShellExt::CShellExt() | |
| 448 { | |
| 449 m_cRef = 0L; | |
| 450 m_pDataObj = NULL; | |
| 451 | |
| 452 inc_cRefThisDLL(); | |
| 6805 | 453 |
| 454 LoadMenuIcon(); | |
| 10 | 455 } |
| 456 | |
| 457 CShellExt::~CShellExt() | |
| 458 { | |
| 459 if (m_pDataObj) | |
| 460 m_pDataObj->Release(); | |
| 461 | |
| 462 dec_cRefThisDLL(); | |
| 6805 | 463 |
| 464 if (m_hVimIconBitmap) | |
| 465 DeleteObject(m_hVimIconBitmap); | |
| 10 | 466 } |
| 467 | |
| 468 STDMETHODIMP CShellExt::QueryInterface(REFIID riid, LPVOID FAR *ppv) | |
| 469 { | |
| 470 *ppv = NULL; | |
| 471 | |
| 472 if (IsEqualIID(riid, IID_IShellExtInit) || IsEqualIID(riid, IID_IUnknown)) | |
| 473 { | |
| 474 *ppv = (LPSHELLEXTINIT)this; | |
| 475 } | |
| 476 else if (IsEqualIID(riid, IID_IContextMenu)) | |
| 477 { | |
| 478 *ppv = (LPCONTEXTMENU)this; | |
| 479 } | |
| 480 | |
| 481 if (*ppv) | |
| 482 { | |
| 483 AddRef(); | |
| 484 | |
| 485 return NOERROR; | |
| 486 } | |
| 487 | |
| 488 return E_NOINTERFACE; | |
| 489 } | |
| 490 | |
| 491 STDMETHODIMP_(ULONG) CShellExt::AddRef() | |
| 492 { | |
| 493 return InterlockedIncrement((LPLONG)&m_cRef); | |
| 494 } | |
| 495 | |
| 496 STDMETHODIMP_(ULONG) CShellExt::Release() | |
| 497 { | |
| 498 | |
| 499 if (InterlockedDecrement((LPLONG)&m_cRef)) | |
| 500 return m_cRef; | |
| 501 | |
| 502 delete this; | |
| 503 | |
| 504 return 0L; | |
| 505 } | |
| 506 | |
| 507 | |
| 508 // | |
| 509 // FUNCTION: CShellExt::Initialize(LPCITEMIDLIST, LPDATAOBJECT, HKEY) | |
| 510 // | |
| 511 // PURPOSE: Called by the shell when initializing a context menu or property | |
| 512 // sheet extension. | |
| 513 // | |
| 514 // PARAMETERS: | |
| 515 // pIDFolder - Specifies the parent folder | |
| 4352 | 516 // pDataObj - Specifies the set of items selected in that folder. |
| 10 | 517 // hRegKey - Specifies the type of the focused item in the selection. |
| 518 // | |
| 519 // RETURN VALUE: | |
| 520 // | |
| 521 // NOERROR in all cases. | |
| 522 // | |
| 523 // COMMENTS: Note that at the time this function is called, we don't know | |
| 524 // (or care) what type of shell extension is being initialized. | |
| 525 // It could be a context menu or a property sheet. | |
| 526 // | |
| 527 | |
| 1686 | 528 STDMETHODIMP CShellExt::Initialize(LPCITEMIDLIST /* pIDFolder */, |
| 10 | 529 LPDATAOBJECT pDataObj, |
| 1686 | 530 HKEY /* hRegKey */) |
| 10 | 531 { |
| 532 // Initialize can be called more than once | |
| 533 if (m_pDataObj) | |
| 534 m_pDataObj->Release(); | |
| 535 | |
| 536 // duplicate the object pointer and registry handle | |
| 537 | |
| 538 if (pDataObj) | |
| 539 { | |
| 540 m_pDataObj = pDataObj; | |
| 541 pDataObj->AddRef(); | |
| 542 } | |
| 543 | |
| 544 return NOERROR; | |
| 545 } | |
| 546 | |
| 547 | |
| 548 // | |
| 549 // FUNCTION: CShellExt::QueryContextMenu(HMENU, UINT, UINT, UINT, UINT) | |
| 550 // | |
| 551 // PURPOSE: Called by the shell just before the context menu is displayed. | |
| 552 // This is where you add your specific menu items. | |
| 553 // | |
| 554 // PARAMETERS: | |
| 555 // hMenu - Handle to the context menu | |
| 556 // indexMenu - Index of where to begin inserting menu items | |
| 557 // idCmdFirst - Lowest value for new menu ID's | |
| 558 // idCmtLast - Highest value for new menu ID's | |
| 559 // uFlags - Specifies the context of the menu event | |
| 560 // | |
| 561 // RETURN VALUE: | |
| 562 // | |
| 563 // | |
| 564 // COMMENTS: | |
| 565 // | |
| 566 | |
| 567 STDMETHODIMP CShellExt::QueryContextMenu(HMENU hMenu, | |
| 568 UINT indexMenu, | |
| 569 UINT idCmdFirst, | |
| 1686 | 570 UINT /* idCmdLast */, |
| 571 UINT /* uFlags */) | |
| 10 | 572 { |
| 573 UINT idCmd = idCmdFirst; | |
| 574 | |
| 575 hres = m_pDataObj->GetData(&fmte, &medium); | |
| 576 if (medium.hGlobal) | |
| 577 cbFiles = DragQueryFile((HDROP)medium.hGlobal, (UINT)-1, 0, 0); | |
| 578 | |
| 579 // InsertMenu(hMenu, indexMenu++, MF_SEPARATOR|MF_BYPOSITION, 0, NULL); | |
| 580 | |
| 581 // Initialize m_cntOfHWnd to 0 | |
| 582 m_cntOfHWnd = 0; | |
| 2972 | 583 |
| 584 HKEY keyhandle; | |
| 585 bool showExisting = true; | |
| 6805 | 586 bool showIcons = true; |
| 2972 | 587 |
| 588 // Check whether "Edit with existing Vim" entries are disabled. | |
| 589 if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "Software\\Vim\\Gvim", 0, | |
| 590 KEY_READ, &keyhandle) == ERROR_SUCCESS) | |
| 591 { | |
| 592 if (RegQueryValueEx(keyhandle, "DisableEditWithExisting", 0, NULL, | |
| 593 NULL, NULL) == ERROR_SUCCESS) | |
| 594 showExisting = false; | |
| 6805 | 595 if (RegQueryValueEx(keyhandle, "DisableContextMenuIcons", 0, NULL, |
| 596 NULL, NULL) == ERROR_SUCCESS) | |
| 597 showIcons = false; | |
| 2972 | 598 RegCloseKey(keyhandle); |
| 599 } | |
| 600 | |
| 601 // Retrieve all the vim instances, unless disabled. | |
| 602 if (showExisting) | |
| 603 EnumWindows(EnumWindowsProc, (LPARAM)this); | |
| 10 | 604 |
| 6805 | 605 MENUITEMINFO mii = { sizeof(MENUITEMINFO) }; |
| 606 mii.fMask = MIIM_STRING | MIIM_ID; | |
| 607 if (showIcons) | |
| 608 { | |
| 609 mii.fMask |= MIIM_BITMAP; | |
| 610 mii.hbmpItem = m_hVimIconBitmap; | |
| 611 } | |
| 612 | |
| 10 | 613 if (cbFiles > 1) |
| 614 { | |
| 6805 | 615 mii.wID = idCmd++; |
| 616 mii.dwTypeData = _("Edit with &multiple Vims"); | |
| 617 mii.cch = lstrlen(mii.dwTypeData); | |
| 618 InsertMenuItem(hMenu, indexMenu++, TRUE, &mii); | |
| 10 | 619 |
| 6805 | 620 mii.wID = idCmd++; |
| 621 mii.dwTypeData = _("Edit with single &Vim"); | |
| 622 mii.cch = lstrlen(mii.dwTypeData); | |
| 623 InsertMenuItem(hMenu, indexMenu++, TRUE, &mii); | |
| 10 | 624 |
| 625 if (cbFiles <= 4) | |
| 626 { | |
| 627 // Can edit up to 4 files in diff mode | |
| 6805 | 628 mii.wID = idCmd++; |
| 629 mii.dwTypeData = _("Diff with Vim"); | |
| 630 mii.cch = lstrlen(mii.dwTypeData); | |
| 631 InsertMenuItem(hMenu, indexMenu++, TRUE, &mii); | |
| 10 | 632 m_edit_existing_off = 3; |
| 633 } | |
| 634 else | |
| 635 m_edit_existing_off = 2; | |
| 636 | |
| 637 } | |
| 638 else | |
| 639 { | |
| 6805 | 640 mii.wID = idCmd++; |
| 641 mii.dwTypeData = _("Edit with &Vim"); | |
| 642 mii.cch = lstrlen(mii.dwTypeData); | |
| 643 InsertMenuItem(hMenu, indexMenu++, TRUE, &mii); | |
| 10 | 644 m_edit_existing_off = 1; |
| 645 } | |
| 646 | |
|
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647 HMENU hSubMenu = NULL; |
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648 if (m_cntOfHWnd > 1) |
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649 { |
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650 hSubMenu = CreatePopupMenu(); |
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651 mii.fMask |= MIIM_SUBMENU; |
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652 mii.wID = idCmd; |
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653 mii.dwTypeData = _("Edit with existing Vim"); |
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654 mii.cch = lstrlen(mii.dwTypeData); |
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655 mii.hSubMenu = hSubMenu; |
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656 InsertMenuItem(hMenu, indexMenu++, TRUE, &mii); |
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657 mii.fMask = mii.fMask & ~MIIM_SUBMENU; |
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658 mii.hSubMenu = NULL; |
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659 } |
| 10 | 660 // Now display all the vim instances |
| 661 for (int i = 0; i < m_cntOfHWnd; i++) | |
| 662 { | |
| 415 | 663 char title[BUFSIZE]; |
| 664 char temp[BUFSIZE]; | |
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665 int index; |
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666 HMENU hmenu; |
| 10 | 667 |
| 668 // Obtain window title, continue if can not | |
| 415 | 669 if (GetWindowText(m_hWnd[i], title, BUFSIZE - 1) == 0) |
| 10 | 670 continue; |
| 671 // Truncate the title before the path, keep the file name | |
| 672 char *pos = strchr(title, '('); | |
| 673 if (pos != NULL) | |
| 674 { | |
| 675 if (pos > title && pos[-1] == ' ') | |
| 676 --pos; | |
| 677 *pos = 0; | |
| 678 } | |
| 679 // Now concatenate | |
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680 if (m_cntOfHWnd > 1) |
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681 temp[0] = '\0'; |
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682 else |
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683 { |
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684 strncpy(temp, _("Edit with existing Vim - "), BUFSIZE - 1); |
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685 temp[BUFSIZE - 1] = '\0'; |
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686 } |
| 1953 | 687 strncat(temp, title, BUFSIZE - 1 - strlen(temp)); |
| 688 temp[BUFSIZE - 1] = '\0'; | |
| 6805 | 689 |
| 690 mii.wID = idCmd++; | |
| 691 mii.dwTypeData = temp; | |
| 692 mii.cch = lstrlen(mii.dwTypeData); | |
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693 if (m_cntOfHWnd > 1) |
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694 { |
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695 hmenu = hSubMenu; |
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696 index = i; |
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697 } |
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698 else |
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699 { |
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700 hmenu = hMenu; |
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701 index = indexMenu++; |
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702 } |
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703 InsertMenuItem(hmenu, index, TRUE, &mii); |
| 10 | 704 } |
| 705 // InsertMenu(hMenu, indexMenu++, MF_SEPARATOR|MF_BYPOSITION, 0, NULL); | |
| 706 | |
| 707 // Must return number of menu items we added. | |
| 708 return ResultFromShort(idCmd-idCmdFirst); | |
| 709 } | |
| 710 | |
| 711 // | |
| 712 // FUNCTION: CShellExt::InvokeCommand(LPCMINVOKECOMMANDINFO) | |
| 713 // | |
| 714 // PURPOSE: Called by the shell after the user has selected on of the | |
| 715 // menu items that was added in QueryContextMenu(). | |
| 716 // | |
| 717 // PARAMETERS: | |
| 718 // lpcmi - Pointer to an CMINVOKECOMMANDINFO structure | |
| 719 // | |
| 720 // RETURN VALUE: | |
| 721 // | |
| 722 // | |
| 723 // COMMENTS: | |
| 724 // | |
| 725 | |
| 726 STDMETHODIMP CShellExt::InvokeCommand(LPCMINVOKECOMMANDINFO lpcmi) | |
| 727 { | |
| 728 HRESULT hr = E_INVALIDARG; | |
| 729 | |
| 730 // If HIWORD(lpcmi->lpVerb) then we have been called programmatically | |
| 731 // and lpVerb is a command that should be invoked. Otherwise, the shell | |
| 732 // has called us, and LOWORD(lpcmi->lpVerb) is the menu ID the user has | |
| 733 // selected. Actually, it's (menu ID - idCmdFirst) from QueryContextMenu(). | |
| 734 if (!HIWORD(lpcmi->lpVerb)) | |
| 735 { | |
| 736 UINT idCmd = LOWORD(lpcmi->lpVerb); | |
| 737 | |
| 738 if (idCmd >= m_edit_existing_off) | |
| 739 { | |
| 740 // Existing with vim instance | |
| 741 hr = PushToWindow(lpcmi->hwnd, | |
| 742 lpcmi->lpDirectory, | |
| 743 lpcmi->lpVerb, | |
| 744 lpcmi->lpParameters, | |
| 745 lpcmi->nShow, | |
| 746 idCmd - m_edit_existing_off); | |
| 747 } | |
| 748 else | |
| 749 { | |
| 750 switch (idCmd) | |
| 751 { | |
| 752 case 0: | |
| 753 hr = InvokeGvim(lpcmi->hwnd, | |
| 754 lpcmi->lpDirectory, | |
| 755 lpcmi->lpVerb, | |
| 756 lpcmi->lpParameters, | |
| 757 lpcmi->nShow); | |
| 758 break; | |
| 759 case 1: | |
| 760 hr = InvokeSingleGvim(lpcmi->hwnd, | |
| 761 lpcmi->lpDirectory, | |
| 762 lpcmi->lpVerb, | |
| 763 lpcmi->lpParameters, | |
| 764 lpcmi->nShow, | |
| 765 0); | |
| 766 break; | |
| 767 case 2: | |
| 768 hr = InvokeSingleGvim(lpcmi->hwnd, | |
| 769 lpcmi->lpDirectory, | |
| 770 lpcmi->lpVerb, | |
| 771 lpcmi->lpParameters, | |
| 772 lpcmi->nShow, | |
| 773 1); | |
| 774 break; | |
| 775 } | |
| 776 } | |
| 777 } | |
| 778 return hr; | |
| 779 } | |
| 780 | |
| 1686 | 781 STDMETHODIMP CShellExt::PushToWindow(HWND /* hParent */, |
| 782 LPCSTR /* pszWorkingDir */, | |
| 783 LPCSTR /* pszCmd */, | |
| 784 LPCSTR /* pszParam */, | |
| 785 int /* iShowCmd */, | |
| 10 | 786 int idHWnd) |
| 787 { | |
| 788 HWND hWnd = m_hWnd[idHWnd]; | |
| 789 | |
| 790 // Show and bring vim instance to foreground | |
| 791 if (IsIconic(hWnd) != 0) | |
| 792 ShowWindow(hWnd, SW_RESTORE); | |
| 793 else | |
| 794 ShowWindow(hWnd, SW_SHOW); | |
| 795 SetForegroundWindow(hWnd); | |
| 796 | |
| 797 // Post the selected files to the vim instance | |
| 798 PostMessage(hWnd, WM_DROPFILES, (WPARAM)medium.hGlobal, 0); | |
| 799 | |
| 800 return NOERROR; | |
| 801 } | |
| 802 | |
| 1686 | 803 STDMETHODIMP CShellExt::GetCommandString(UINT_PTR /* idCmd */, |
| 10 | 804 UINT uFlags, |
| 1686 | 805 UINT FAR * /* reserved */, |
| 10 | 806 LPSTR pszName, |
| 807 UINT cchMax) | |
| 808 { | |
| 809 if (uFlags == GCS_HELPTEXT && cchMax > 35) | |
| 810 lstrcpy(pszName, _("Edits the selected file(s) with Vim")); | |
| 811 | |
| 812 return NOERROR; | |
| 813 } | |
| 814 | |
| 815 BOOL CALLBACK CShellExt::EnumWindowsProc(HWND hWnd, LPARAM lParam) | |
| 816 { | |
| 415 | 817 char temp[BUFSIZE]; |
| 10 | 818 |
| 819 // First do a bunch of check | |
| 820 // No invisible window | |
| 821 if (!IsWindowVisible(hWnd)) return TRUE; | |
| 822 // No child window ??? | |
| 823 // if (GetParent(hWnd)) return TRUE; | |
| 824 // Class name should be Vim, if failed to get class name, return | |
| 825 if (GetClassName(hWnd, temp, sizeof(temp)) == 0) | |
| 826 return TRUE; | |
| 827 // Compare class name to that of vim, if not, return | |
| 828 if (_strnicmp(temp, "vim", sizeof("vim")) != 0) | |
| 829 return TRUE; | |
| 830 // First check if the number of vim instance exceeds MAX_HWND | |
| 831 CShellExt *cs = (CShellExt*) lParam; | |
| 832 if (cs->m_cntOfHWnd >= MAX_HWND) return TRUE; | |
| 833 // Now we get the vim window, put it into some kind of array | |
| 834 cs->m_hWnd[cs->m_cntOfHWnd] = hWnd; | |
| 835 cs->m_cntOfHWnd ++; | |
| 836 | |
| 837 return TRUE; // continue enumeration (otherwise this would be false) | |
| 838 } | |
| 839 | |
| 6805 | 840 BOOL CShellExt::LoadMenuIcon() |
| 841 { | |
| 842 char vimExeFile[BUFSIZE]; | |
| 843 getGvimName(vimExeFile, 1); | |
| 844 if (vimExeFile[0] == '\0') | |
| 845 return FALSE; | |
| 846 HICON hVimIcon; | |
| 847 if (ExtractIconEx(vimExeFile, 0, NULL, &hVimIcon, 1) == 0) | |
| 848 return FALSE; | |
| 849 m_hVimIconBitmap = IconToBitmap(hVimIcon, | |
| 850 GetSysColorBrush(COLOR_MENU), | |
| 851 GetSystemMetrics(SM_CXSMICON), | |
| 852 GetSystemMetrics(SM_CYSMICON)); | |
| 853 return TRUE; | |
| 854 } | |
| 855 | |
| 10 | 856 static char * |
| 857 searchpath(char *name) | |
| 858 { | |
| 415 | 859 static char widename[2 * BUFSIZE]; |
| 860 static char location[2 * BUFSIZE + 2]; | |
| 10 | 861 |
| 862 // There appears to be a bug in FindExecutableA() on Windows NT. | |
| 863 // Use FindExecutableW() instead... | |
|
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864 MultiByteToWideChar(CP_ACP, 0, (LPCSTR)name, -1, |
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865 (LPWSTR)widename, BUFSIZE); |
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866 if (FindExecutableW((LPCWSTR)widename, (LPCWSTR)"", |
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867 (LPWSTR)location) > (HINSTANCE)32) |
| 10 | 868 { |
|
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869 WideCharToMultiByte(CP_ACP, 0, (LPWSTR)location, -1, |
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870 (LPSTR)widename, 2 * BUFSIZE, NULL, NULL); |
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871 return widename; |
| 10 | 872 } |
| 1366 | 873 return (char *)""; |
| 10 | 874 } |
| 875 | |
| 876 STDMETHODIMP CShellExt::InvokeGvim(HWND hParent, | |
| 1686 | 877 LPCSTR /* pszWorkingDir */, |
| 878 LPCSTR /* pszCmd */, | |
| 879 LPCSTR /* pszParam */, | |
| 880 int /* iShowCmd */) | |
| 10 | 881 { |
|
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882 wchar_t m_szFileUserClickedOn[BUFSIZE]; |
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883 wchar_t cmdStrW[BUFSIZE]; |
| 10 | 884 UINT i; |
| 885 | |
| 886 for (i = 0; i < cbFiles; i++) | |
| 887 { | |
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888 DragQueryFileW((HDROP)medium.hGlobal, |
| 10 | 889 i, |
| 890 m_szFileUserClickedOn, | |
| 891 sizeof(m_szFileUserClickedOn)); | |
| 892 | |
| 6805 | 893 getGvimInvocationW(cmdStrW); |
|
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894 wcscat(cmdStrW, L" \""); |
| 10 | 895 |
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896 if ((wcslen(cmdStrW) + wcslen(m_szFileUserClickedOn) + 2) < BUFSIZE) |
| 10 | 897 { |
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898 wcscat(cmdStrW, m_szFileUserClickedOn); |
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899 wcscat(cmdStrW, L"\""); |
| 10 | 900 |
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901 STARTUPINFOW si; |
| 10 | 902 PROCESS_INFORMATION pi; |
| 903 | |
| 904 ZeroMemory(&si, sizeof(si)); | |
| 905 si.cb = sizeof(si); | |
| 906 | |
| 907 // Start the child process. | |
|
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908 if (!CreateProcessW(NULL, // No module name (use command line). |
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909 cmdStrW, // Command line. |
| 10 | 910 NULL, // Process handle not inheritable. |
| 911 NULL, // Thread handle not inheritable. | |
| 912 FALSE, // Set handle inheritance to FALSE. | |
|
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913 0, // No creation flags. |
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914 NULL, // Use parent's environment block. |
| 10 | 915 NULL, // Use parent's starting directory. |
| 916 &si, // Pointer to STARTUPINFO structure. | |
| 917 &pi) // Pointer to PROCESS_INFORMATION structure. | |
| 918 ) | |
| 919 { | |
| 920 MessageBox( | |
| 921 hParent, | |
| 922 _("Error creating process: Check if gvim is in your path!"), | |
| 923 _("gvimext.dll error"), | |
| 924 MB_OK); | |
| 925 } | |
| 926 else | |
| 927 { | |
| 928 CloseHandle( pi.hProcess ); | |
| 929 CloseHandle( pi.hThread ); | |
| 930 } | |
| 931 } | |
| 932 else | |
| 933 { | |
| 934 MessageBox( | |
| 935 hParent, | |
| 936 _("Path length too long!"), | |
| 937 _("gvimext.dll error"), | |
| 938 MB_OK); | |
| 939 } | |
| 940 } | |
| 941 | |
| 942 return NOERROR; | |
| 943 } | |
| 944 | |
| 945 | |
| 946 STDMETHODIMP CShellExt::InvokeSingleGvim(HWND hParent, | |
| 1686 | 947 LPCSTR /* pszWorkingDir */, |
| 948 LPCSTR /* pszCmd */, | |
| 949 LPCSTR /* pszParam */, | |
| 950 int /* iShowCmd */, | |
| 10 | 951 int useDiff) |
| 952 { | |
|
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953 wchar_t m_szFileUserClickedOn[BUFSIZE]; |
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954 wchar_t *cmdStrW; |
| 10 | 955 size_t cmdlen; |
| 956 size_t len; | |
| 957 UINT i; | |
| 958 | |
| 415 | 959 cmdlen = BUFSIZE; |
|
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960 cmdStrW = (wchar_t *) malloc(cmdlen * sizeof(wchar_t)); |
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961 if (cmdStrW == NULL) |
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962 return E_FAIL; |
| 6805 | 963 getGvimInvocationW(cmdStrW); |
|
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964 |
| 10 | 965 if (useDiff) |
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966 wcscat(cmdStrW, L" -d"); |
| 10 | 967 for (i = 0; i < cbFiles; i++) |
| 968 { | |
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969 DragQueryFileW((HDROP)medium.hGlobal, |
| 10 | 970 i, |
| 971 m_szFileUserClickedOn, | |
| 972 sizeof(m_szFileUserClickedOn)); | |
| 973 | |
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974 len = wcslen(cmdStrW) + wcslen(m_szFileUserClickedOn) + 4; |
| 10 | 975 if (len > cmdlen) |
| 976 { | |
| 415 | 977 cmdlen = len + BUFSIZE; |
|
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978 wchar_t *cmdStrW_new = (wchar_t *)realloc(cmdStrW, cmdlen * sizeof(wchar_t)); |
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979 if (cmdStrW_new == NULL) |
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980 { |
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981 free(cmdStrW); |
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982 return E_FAIL; |
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983 } |
|
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|
984 cmdStrW = cmdStrW_new; |
| 10 | 985 } |
|
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986 wcscat(cmdStrW, L" \""); |
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diff
changeset
|
987 wcscat(cmdStrW, m_szFileUserClickedOn); |
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changeset
|
988 wcscat(cmdStrW, L"\""); |
| 10 | 989 } |
| 990 | |
|
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changeset
|
991 STARTUPINFOW si; |
| 10 | 992 PROCESS_INFORMATION pi; |
| 993 | |
| 994 ZeroMemory(&si, sizeof(si)); | |
| 995 si.cb = sizeof(si); | |
| 996 | |
| 997 // Start the child process. | |
|
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998 if (!CreateProcessW(NULL, // No module name (use command line). |
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changeset
|
999 cmdStrW, // Command line. |
| 10 | 1000 NULL, // Process handle not inheritable. |
| 1001 NULL, // Thread handle not inheritable. | |
| 1002 FALSE, // Set handle inheritance to FALSE. | |
|
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1003 0, // No creation flags. |
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|
1004 NULL, // Use parent's environment block. |
| 10 | 1005 NULL, // Use parent's starting directory. |
| 1006 &si, // Pointer to STARTUPINFO structure. | |
| 1007 &pi) // Pointer to PROCESS_INFORMATION structure. | |
| 1008 ) | |
| 1009 { | |
| 1010 MessageBox( | |
| 1011 hParent, | |
| 1012 _("Error creating process: Check if gvim is in your path!"), | |
| 1013 _("gvimext.dll error"), | |
| 1014 MB_OK); | |
| 1015 } | |
| 1016 else | |
| 1017 { | |
| 1018 CloseHandle(pi.hProcess); | |
| 1019 CloseHandle(pi.hThread); | |
| 1020 } | |
|
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|
1021 free(cmdStrW); |
| 10 | 1022 |
| 1023 return NOERROR; | |
| 1024 } |