Mercurial > dwindows

comparison win/dw.c @ 1887:09860ba329a4

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Divided thread initialization and deinitialization into separate exported functions so they can be accessed from language bindings.
author bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date Mon, 09 Sep 2013 19:18:36 +0000
parents f7d408a47752
children cb5f9aa9aebb
comparison
equal deleted inserted replaced
1886:f7d408a47752 1887:09860ba329a4
3759 } 3759 }
3760 return windowtype; 3760 return windowtype;
3761 } 3761 }
3762 #endif 3762 #endif
3763 3763
3764 /* Initialize thread local values to the defaults */
3765 void _init_thread(void)
3766 {
3767 COLORREF foreground = RGB(128,128,128);
3768 COLORREF background = DW_RGB_TRANSPARENT;
3769 #ifdef GDIPLUS
3770 ARGB gpfore = MAKEARGB(255, 128, 128, 128);
3771 GpBrush *brush;
3772 GpPen *pen;
3773
3774 GdipCreatePen1(gpfore, 1.0, UnitPixel, &pen);
3775 TlsSetValue(_gpPen, (LPVOID)pen);
3776 GdipCreateSolidFill(gpfore, &brush);
3777 TlsSetValue(_gpBrush, brush);
3778 #endif
3779 TlsSetValue(_foreground, DW_UINT_TO_POINTER(foreground));
3780 TlsSetValue(_background, DW_UINT_TO_POINTER(background));
3781 TlsSetValue(_hPen, CreatePen(PS_SOLID, 1, foreground));
3782 TlsSetValue(_hBrush, CreateSolidBrush(foreground));
3783 }
3784
3785 /* 3764 /*
3786 * Initializes the Dynamic Windows engine. 3765 * Initializes the Dynamic Windows engine.
3787 * Parameters: 3766 * Parameters:
3788 * newthread: True if this is the only thread. 3767 * newthread: True if this is the only thread.
3789 * False if there is already a message loop running. 3768 * False if there is already a message loop running.
3976 si.SuppressBackgroundThread = FALSE; 3955 si.SuppressBackgroundThread = FALSE;
3977 si.SuppressExternalCodecs = FALSE; 3956 si.SuppressExternalCodecs = FALSE;
3978 GdiplusStartup(&gdiplusToken, &si, NULL); 3957 GdiplusStartup(&gdiplusToken, &si, NULL);
3979 #endif 3958 #endif
3980 3959
3981 /* GDI+ Needs to be initialized before calling _init_thread(); */ 3960 /* GDI+ Needs to be initialized before calling _dw_init_thread(); */
3982 _init_thread(); 3961 _dw_init_thread();
3983 3962
3984 if((huxtheme = LoadLibrary(TEXT("uxtheme")))) 3963 if((huxtheme = LoadLibrary(TEXT("uxtheme"))))
3985 _SetWindowTheme = (HRESULT (WINAPI *)(HWND, LPCWSTR, LPCWSTR ))GetProcAddress(huxtheme, "SetWindowTheme"); 3964 _SetWindowTheme = (HRESULT (WINAPI *)(HWND, LPCWSTR, LPCWSTR ))GetProcAddress(huxtheme, "SetWindowTheme");
3986 #ifdef AEROGLASS 3965 #ifdef AEROGLASS
3987 /* Attempt to load the Desktop Window Manager and Theme library */ 3966 /* Attempt to load the Desktop Window Manager and Theme library */
11383 UnmapViewOfFile(ptr); 11362 UnmapViewOfFile(ptr);
11384 CloseHandle(handle); 11363 CloseHandle(handle);
11385 return 0; 11364 return 0;
11386 } 11365 }
11387 11366
11388 /* 11367 /*
11389 * Encapsulate thread creation on Win32. 11368 * Generally an internal function called from a newly created
11390 */ 11369 * thread to setup the Dynamic Windows environment for the thread.
11391 void _dwthreadstart(void *data) 11370 * However it is exported so language bindings can call it when
11392 { 11371 * they create threads that require access to Dynamic Windows.
11393 void (* threadfunc)(void *) = NULL; 11372 */
11394 void **tmp = (void **)data; 11373 void API _dw_init_thread(void)
11374 {
11375 COLORREF foreground = RGB(128,128,128);
11376 COLORREF background = DW_RGB_TRANSPARENT;
11377 #ifdef GDIPLUS
11378 ARGB gpfore = MAKEARGB(255, 128, 128, 128);
11379 GpBrush *brush;
11380 GpPen *pen;
11381
11382 GdipCreatePen1(gpfore, 1.0, UnitPixel, &pen);
11383 TlsSetValue(_gpPen, (LPVOID)pen);
11384 GdipCreateSolidFill(gpfore, &brush);
11385 TlsSetValue(_gpBrush, brush);
11386 #endif
11387 TlsSetValue(_foreground, DW_UINT_TO_POINTER(foreground));
11388 TlsSetValue(_background, DW_UINT_TO_POINTER(background));
11389 TlsSetValue(_hPen, CreatePen(PS_SOLID, 1, foreground));
11390 TlsSetValue(_hBrush, CreateSolidBrush(foreground));
11391 }
11392
11393 /*
11394 * Generally an internal function called from a terminating
11395 * thread to cleanup the Dynamic Windows environment for the thread.
11396 * However it is exported so language bindings can call it when
11397 * they exit threads that require access to Dynamic Windows.
11398 */
11399 void API _dw_deinit_thread(void)
11400 {
11395 HPEN hPen; 11401 HPEN hPen;
11396 HBRUSH hBrush; 11402 HBRUSH hBrush;
11397 #ifdef GDIPLUS 11403 #ifdef GDIPLUS
11398 GpBrush *brush; 11404 GpBrush *brush;
11399 GpPen *pen; 11405 GpPen *pen;
11400 #endif 11406 #endif
11401 11407
11402 _init_thread();
11403
11404 threadfunc = (void (*)(void *))tmp[0];
11405 threadfunc(tmp[1]);
11406
11407 free(tmp);
11408 if((hPen = TlsGetValue(_hPen))) 11408 if((hPen = TlsGetValue(_hPen)))
11409 DeleteObject(hPen); 11409 DeleteObject(hPen);
11410 if((hBrush = TlsGetValue(_hBrush))) 11410 if((hBrush = TlsGetValue(_hBrush)))
11411 DeleteObject(hBrush); 11411 DeleteObject(hBrush);
11412 #ifdef GDIPLUS 11412 #ifdef GDIPLUS
11413 if((brush = TlsGetValue(_gpBrush))) 11413 if((brush = TlsGetValue(_gpBrush)))
11414 GdipDeleteBrush(brush); 11414 GdipDeleteBrush(brush);
11415 if((pen = TlsGetValue(_gpPen))) 11415 if((pen = TlsGetValue(_gpPen)))
11416 GdipDeletePen(pen); 11416 GdipDeletePen(pen);
11417 #endif 11417 #endif
11418 }
11419
11420 /*
11421 * Encapsulate thread creation on Win32.
11422 */
11423 void _dwthreadstart(void *data)
11424 {
11425 void (* threadfunc)(void *) = NULL;
11426 void **tmp = (void **)data;
11427
11428 _dw_init_thread();
11429
11430 threadfunc = (void (*)(void *))tmp[0];
11431 threadfunc(tmp[1]);
11432
11433 free(tmp);
11434 _dw_deinit_thread();
11418 } 11435 }
11419 11436
11420 /* 11437 /*
11421 * Creates a new thread with a starting point of func. 11438 * Creates a new thread with a starting point of func.
11422 * Parameters: 11439 * Parameters: