/* * PROJECT: ReactOS Picture and Fax Viewer * FILE: dll/win32/shimgvw/shimgvw.c * PURPOSE: shimgvw.dll * PROGRAMMERS: Dmitry Chapyshev (dmitry@reactos.org) * Katayama Hirofumi MZ (katayama.hirofumi.mz@gmail.com) */ #define WIN32_NO_STATUS #define _INC_WINDOWS #define COM_NO_WINDOWS_H #define INITGUID #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define NDEBUG #include #include "shimgvw.h" HINSTANCE hInstance; SHIMGVW_SETTINGS shiSettings; SHIMGVW_FILENODE *currentFile; GpImage *image; WNDPROC PrevProc = NULL; HWND hDispWnd, hToolBar; /* zooming */ #define MIN_ZOOM 10 #define MAX_ZOOM 1600 UINT ZoomPercents = 100; static const UINT ZoomSteps[] = { 10, 25, 50, 100, 200, 400, 800, 1600 }; /* animation */ UINT m_nFrameIndex = 0; UINT m_nFrameCount = 0; UINT m_nLoopIndex = 0; UINT m_nLoopCount = (UINT)-1; PropertyItem *m_pDelayItem = NULL; #define ANIME_TIMER_ID 9999 static void Anime_FreeInfo(void) { if (m_pDelayItem) { free(m_pDelayItem); m_pDelayItem = NULL; } m_nFrameIndex = 0; m_nFrameCount = 0; m_nLoopIndex = 0; m_nLoopCount = (UINT)-1; } static BOOL Anime_LoadInfo(void) { GUID *dims; UINT nDimCount = 0; UINT cbItem; UINT result; PropertyItem *pItem; Anime_FreeInfo(); KillTimer(hDispWnd, ANIME_TIMER_ID); if (!image) return FALSE; GdipImageGetFrameDimensionsCount(image, &nDimCount); if (nDimCount) { dims = (GUID *)calloc(nDimCount, sizeof(GUID)); if (dims) { GdipImageGetFrameDimensionsList(image, dims, nDimCount); GdipImageGetFrameCount(image, dims, &result); m_nFrameCount = result; free(dims); } } result = 0; GdipGetPropertyItemSize(image, PropertyTagFrameDelay, &result); cbItem = result; if (cbItem) { m_pDelayItem = (PropertyItem *)malloc(cbItem); GdipGetPropertyItem(image, PropertyTagFrameDelay, cbItem, m_pDelayItem); } result = 0; GdipGetPropertyItemSize(image, PropertyTagLoopCount, &result); cbItem = result; if (cbItem) { pItem = (PropertyItem *)malloc(cbItem); if (pItem) { if (GdipGetPropertyItem(image, PropertyTagLoopCount, cbItem, pItem) == Ok) { m_nLoopCount = *(WORD *)pItem->value; } free(pItem); } } if (m_pDelayItem) { SetTimer(hDispWnd, ANIME_TIMER_ID, 0, NULL); } return m_pDelayItem != NULL; } static void Anime_SetFrameIndex(UINT nFrameIndex) { if (nFrameIndex < m_nFrameCount) { GUID guid = FrameDimensionTime; if (Ok != GdipImageSelectActiveFrame(image, &guid, nFrameIndex)) { guid = FrameDimensionPage; GdipImageSelectActiveFrame(image, &guid, nFrameIndex); } } m_nFrameIndex = nFrameIndex; } DWORD Anime_GetFrameDelay(UINT nFrameIndex) { if (nFrameIndex < m_nFrameCount && m_pDelayItem) { return ((DWORD *)m_pDelayItem->value)[m_nFrameIndex] * 10; } return 0; } BOOL Anime_Step(DWORD *pdwDelay) { *pdwDelay = INFINITE; if (m_nLoopCount == (UINT)-1) return FALSE; if (m_nFrameIndex + 1 < m_nFrameCount) { *pdwDelay = Anime_GetFrameDelay(m_nFrameIndex); Anime_SetFrameIndex(m_nFrameIndex); ++m_nFrameIndex; return TRUE; } if (m_nLoopCount == 0 || m_nLoopIndex < m_nLoopCount) { *pdwDelay = Anime_GetFrameDelay(m_nFrameIndex); Anime_SetFrameIndex(m_nFrameIndex); m_nFrameIndex = 0; ++m_nLoopIndex; return TRUE; } return FALSE; } static void ZoomInOrOut(BOOL bZoomIn) { INT i; if (bZoomIn) /* zoom in */ { /* find next step */ for (i = 0; i < ARRAYSIZE(ZoomSteps); ++i) { if (ZoomPercents < ZoomSteps[i]) break; } if (i == ARRAYSIZE(ZoomSteps)) ZoomPercents = MAX_ZOOM; else ZoomPercents = ZoomSteps[i]; /* update tool bar buttons */ SendMessage(hToolBar, TB_ENABLEBUTTON, IDC_ZOOMM, TRUE); if (ZoomPercents >= MAX_ZOOM) SendMessage(hToolBar, TB_ENABLEBUTTON, IDC_ZOOMP, FALSE); else SendMessage(hToolBar, TB_ENABLEBUTTON, IDC_ZOOMP, TRUE); } else /* zoom out */ { /* find previous step */ for (i = ARRAYSIZE(ZoomSteps); i > 0; ) { --i; if (ZoomSteps[i] < ZoomPercents) break; } if (i < 0) ZoomPercents = MIN_ZOOM; else ZoomPercents = ZoomSteps[i]; /* update tool bar buttons */ SendMessage(hToolBar, TB_ENABLEBUTTON, IDC_ZOOMP, TRUE); if (ZoomPercents <= MIN_ZOOM) SendMessage(hToolBar, TB_ENABLEBUTTON, IDC_ZOOMM, FALSE); else SendMessage(hToolBar, TB_ENABLEBUTTON, IDC_ZOOMM, TRUE); } /* redraw */ InvalidateRect(hDispWnd, NULL, TRUE); } static void ResetZoom(void) { RECT Rect; UINT ImageWidth, ImageHeight; /* get disp window size and image size */ GetClientRect(hDispWnd, &Rect); GdipGetImageWidth(image, &ImageWidth); GdipGetImageHeight(image, &ImageHeight); /* compare two aspect rates. same as (ImageHeight / ImageWidth < Rect.bottom / Rect.right) in real */ if (ImageHeight * Rect.right < Rect.bottom * ImageWidth) { if (Rect.right < ImageWidth) { /* it's large, shrink it */ ZoomPercents = (Rect.right * 100) / ImageWidth; } else { /* it's small. show as original size */ ZoomPercents = 100; } } else { if (Rect.bottom < ImageHeight) { /* it's large, shrink it */ ZoomPercents = (Rect.bottom * 100) / ImageHeight; } else { /* it's small. show as original size */ ZoomPercents = 100; } } } /* ToolBar Buttons */ static const TBBUTTON Buttons [] = { /* iBitmap, idCommand, fsState, fsStyle, bReserved[2], dwData, iString */ {TBICON_PREV, IDC_PREV, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0}, {TBICON_NEXT, IDC_NEXT, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0}, {15, 0, TBSTATE_ENABLED, BTNS_SEP, {0}, 0, 0}, {TBICON_ZOOMP, IDC_ZOOMP, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0}, {TBICON_ZOOMM, IDC_ZOOMM, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0}, {15, 0, TBSTATE_ENABLED, BTNS_SEP, {0}, 0, 0}, {TBICON_ROT1, IDC_ROT1, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0}, {TBICON_ROT2, IDC_ROT2, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0}, {15, 0, TBSTATE_ENABLED, BTNS_SEP, {0}, 0, 0}, {TBICON_SAVE, IDC_SAVE, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0}, {TBICON_PRINT, IDC_PRINT, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0}, }; static void pLoadImage(LPWSTR szOpenFileName) { /* check file presence */ if (GetFileAttributesW(szOpenFileName) == 0xFFFFFFFF) { DPRINT1("File %s not found!\n", szOpenFileName); return; } /* load now */ GdipLoadImageFromFile(szOpenFileName, &image); if (!image) { DPRINT1("GdipLoadImageFromFile() failed\n"); return; } Anime_LoadInfo(); /* reset zoom */ ResetZoom(); /* redraw */ InvalidateRect(hDispWnd, NULL, TRUE); } static void pSaveImageAs(HWND hwnd) { OPENFILENAMEW sfn; ImageCodecInfo *codecInfo; WCHAR szSaveFileName[MAX_PATH]; WCHAR *szFilterMask; GUID rawFormat; UINT num; UINT size; size_t sizeRemain; UINT j; WCHAR *c; GdipGetImageEncodersSize(&num, &size); codecInfo = malloc(size); if (!codecInfo) { DPRINT1("malloc() failed in pSaveImageAs()\n"); return; } GdipGetImageEncoders(num, size, codecInfo); GdipGetImageRawFormat(image, &rawFormat); sizeRemain = 0; for (j = 0; j < num; ++j) { // Every pair needs space for the Description, twice the Extensions, 1 char for the space, 2 for the braces and 2 for the NULL terminators. sizeRemain = sizeRemain + (((wcslen(codecInfo[j].FormatDescription) + (wcslen(codecInfo[j].FilenameExtension) * 2) + 5) * sizeof(WCHAR))); } /* Add two more chars for the last terminator */ sizeRemain = sizeRemain + (sizeof(WCHAR) * 2); szFilterMask = malloc(sizeRemain); if (!szFilterMask) { DPRINT1("cannot allocate memory for filter mask in pSaveImageAs()"); free(codecInfo); return; } ZeroMemory(szSaveFileName, sizeof(szSaveFileName)); ZeroMemory(szFilterMask, sizeRemain); ZeroMemory(&sfn, sizeof(sfn)); sfn.lStructSize = sizeof(sfn); sfn.hwndOwner = hwnd; sfn.hInstance = hInstance; sfn.lpstrFile = szSaveFileName; sfn.lpstrFilter = szFilterMask; sfn.nMaxFile = MAX_PATH; sfn.Flags = OFN_OVERWRITEPROMPT | OFN_HIDEREADONLY; c = szFilterMask; for (j = 0; j < num; ++j) { StringCbPrintfExW(c, sizeRemain, &c, &sizeRemain, 0, L"%ls (%ls)", codecInfo[j].FormatDescription, codecInfo[j].FilenameExtension); /* Skip the NULL character */ c++; sizeRemain -= sizeof(*c); StringCbPrintfExW(c, sizeRemain, &c, &sizeRemain, 0, L"%ls", codecInfo[j].FilenameExtension); /* Skip the NULL character */ c++; sizeRemain -= sizeof(*c); if (IsEqualGUID(&rawFormat, &codecInfo[j].FormatID) != FALSE) { sfn.nFilterIndex = j + 1; } } if (GetSaveFileNameW(&sfn)) { if (m_pDelayItem) { /* save animation */ KillTimer(hDispWnd, ANIME_TIMER_ID); DPRINT1("FIXME: save animation\n"); if (GdipSaveImageToFile(image, szSaveFileName, &codecInfo[sfn.nFilterIndex - 1].Clsid, NULL) != Ok) { DPRINT1("GdipSaveImageToFile() failed\n"); } SetTimer(hDispWnd, ANIME_TIMER_ID, 0, NULL); } else { /* save non-animation */ if (GdipSaveImageToFile(image, szSaveFileName, &codecInfo[sfn.nFilterIndex - 1].Clsid, NULL) != Ok) { DPRINT1("GdipSaveImageToFile() failed\n"); } } } free(szFilterMask); free(codecInfo); } static VOID pLoadImageFromNode(SHIMGVW_FILENODE *node, HWND hwnd) { WCHAR szTitleBuf[800]; WCHAR szResStr[512]; WCHAR *c; if (node) { c = wcsrchr(node->FileName, '\\'); if (c) { c++; } LoadStringW(hInstance, IDS_APPTITLE, szResStr, ARRAYSIZE(szResStr)); StringCbPrintfW(szTitleBuf, sizeof(szTitleBuf), L"%ls%ls%ls", szResStr, L" - ", c); SetWindowTextW(hwnd, szTitleBuf); if (image) { GdipDisposeImage(image); } pLoadImage(node->FileName); } } static SHIMGVW_FILENODE* pBuildFileList(LPWSTR szFirstFile) { HANDLE hFindHandle; WCHAR *extension; WCHAR szSearchPath[MAX_PATH]; WCHAR szSearchMask[MAX_PATH]; WCHAR szFileTypes[MAX_PATH]; WIN32_FIND_DATAW findData; SHIMGVW_FILENODE *currentNode = NULL; SHIMGVW_FILENODE *root = NULL; SHIMGVW_FILENODE *conductor = NULL; ImageCodecInfo *codecInfo; UINT num; UINT size; UINT j; StringCbCopyW(szSearchPath, sizeof(szSearchPath), szFirstFile); PathRemoveFileSpecW(szSearchPath); GdipGetImageDecodersSize(&num, &size); codecInfo = malloc(size); if (!codecInfo) { DPRINT1("malloc() failed in pLoadFileList()\n"); return NULL; } GdipGetImageDecoders(num, size, codecInfo); root = malloc(sizeof(SHIMGVW_FILENODE)); if (!root) { DPRINT1("malloc() failed in pLoadFileList()\n"); free(codecInfo); return NULL; } conductor = root; for (j = 0; j < num; ++j) { StringCbCopyW(szFileTypes, sizeof(szFileTypes), codecInfo[j].FilenameExtension); extension = wcstok(szFileTypes, L";"); while (extension != NULL) { PathCombineW(szSearchMask, szSearchPath, extension); hFindHandle = FindFirstFileW(szSearchMask, &findData); if (hFindHandle != INVALID_HANDLE_VALUE) { do { PathCombineW(conductor->FileName, szSearchPath, findData.cFileName); // compare the name of the requested file with the one currently found. // if the name matches, the current node is returned by the function. if (wcscmp(szFirstFile, conductor->FileName) == 0) { currentNode = conductor; } conductor->Next = malloc(sizeof(SHIMGVW_FILENODE)); // if malloc fails, make circular what we have and return it if (!conductor->Next) { DPRINT1("malloc() failed in pLoadFileList()\n"); conductor->Next = root; root->Prev = conductor; FindClose(hFindHandle); free(codecInfo); return conductor; } conductor->Next->Prev = conductor; conductor = conductor->Next; } while (FindNextFileW(hFindHandle, &findData) != 0); FindClose(hFindHandle); } extension = wcstok(NULL, L";"); } } // we now have a node too much in the list. In case the requested file was not found, // we use this node to store the name of it, otherwise we free it. if (currentNode == NULL) { StringCchCopyW(conductor->FileName, MAX_PATH, szFirstFile); currentNode = conductor; } else { conductor = conductor->Prev; free(conductor->Next); } // link the last node with the first one to make the list circular conductor->Next = root; root->Prev = conductor; conductor = currentNode; free(codecInfo); return conductor; } static VOID pFreeFileList(SHIMGVW_FILENODE *root) { SHIMGVW_FILENODE *conductor; root->Prev->Next = NULL; root->Prev = NULL; while (root) { conductor = root; root = conductor->Next; free(conductor); } } static VOID ImageView_UpdateWindow(HWND hwnd) { InvalidateRect(hwnd, NULL, FALSE); UpdateWindow(hwnd); } static HBRUSH CreateCheckerBoardBrush(HDC hdc) { static const CHAR pattern[] = "\x28\x00\x00\x00\x10\x00\x00\x00\x10\x00\x00\x00\x01\x00\x04\x00\x00\x00" "\x00\x00\x80\x00\x00\x00\x23\x2E\x00\x00\x23\x2E\x00\x00\x10\x00\x00\x00" "\x00\x00\x00\x00\x99\x99\x99\x00\xCC\xCC\xCC\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x11\x11\x11\x11" "\x00\x00\x00\x00\x11\x11\x11\x11\x00\x00\x00\x00\x11\x11\x11\x11\x00\x00" "\x00\x00\x11\x11\x11\x11\x00\x00\x00\x00\x11\x11\x11\x11\x00\x00\x00\x00" "\x11\x11\x11\x11\x00\x00\x00\x00\x11\x11\x11\x11\x00\x00\x00\x00\x11\x11" "\x11\x11\x00\x00\x00\x00\x00\x00\x00\x00\x11\x11\x11\x11\x00\x00\x00\x00" "\x11\x11\x11\x11\x00\x00\x00\x00\x11\x11\x11\x11\x00\x00\x00\x00\x11\x11" "\x11\x11\x00\x00\x00\x00\x11\x11\x11\x11\x00\x00\x00\x00\x11\x11\x11\x11" "\x00\x00\x00\x00\x11\x11\x11\x11\x00\x00\x00\x00\x11\x11\x11\x11"; return CreateDIBPatternBrushPt(pattern, DIB_RGB_COLORS); } static VOID ImageView_DrawImage(HWND hwnd) { GpGraphics *graphics; UINT ImageWidth, ImageHeight; INT ZoomedWidth, ZoomedHeight, x, y; PAINTSTRUCT ps; RECT rect, margin; HDC hdc; HBRUSH white; HGDIOBJ hbrOld; UINT uFlags; hdc = BeginPaint(hwnd, &ps); if (!hdc) { DPRINT1("BeginPaint() failed\n"); return; } GdipCreateFromHDC(hdc, &graphics); if (!graphics) { DPRINT1("GdipCreateFromHDC() failed\n"); return; } GdipGetImageWidth(image, &ImageWidth); GdipGetImageHeight(image, &ImageHeight); if (GetClientRect(hwnd, &rect)) { ZoomedWidth = (ImageWidth * ZoomPercents) / 100; ZoomedHeight = (ImageHeight * ZoomPercents) / 100; x = (rect.right - ZoomedWidth) / 2; y = (rect.bottom - ZoomedHeight) / 2; white = GetStockObject(WHITE_BRUSH); // Fill top part margin = rect; margin.bottom = y - 1; FillRect(hdc, &margin, white); // Fill bottom part margin.top = y + ZoomedHeight + 1; margin.bottom = rect.bottom; FillRect(hdc, &margin, white); // Fill left part margin.top = y - 1; margin.bottom = y + ZoomedHeight + 1; margin.right = x - 1; FillRect(hdc, &margin, white); // Fill right part margin.left = x + ZoomedWidth + 1; margin.right = rect.right; FillRect(hdc, &margin, white); DPRINT("x = %d, y = %d, ImageWidth = %u, ImageHeight = %u\n"); DPRINT("rect.right = %ld, rect.bottom = %ld\n", rect.right, rect.bottom); DPRINT("ZoomPercents = %d, ZoomedWidth = %d, ZoomedHeight = %d\n", ZoomPercents, ZoomedWidth, ZoomedWidth); if (ZoomPercents % 100 == 0) { GdipSetInterpolationMode(graphics, InterpolationModeNearestNeighbor); GdipSetSmoothingMode(graphics, SmoothingModeNone); } else { GdipSetInterpolationMode(graphics, InterpolationModeHighQualityBilinear); GdipSetSmoothingMode(graphics, SmoothingModeHighQuality); } uFlags = 0; GdipGetImageFlags(image, &uFlags); if (uFlags & (ImageFlagsHasAlpha | ImageFlagsHasTranslucent)) { HBRUSH hbr = CreateCheckerBoardBrush(hdc); hbrOld = SelectObject(hdc, hbr); Rectangle(hdc, x - 1, y - 1, x + ZoomedWidth + 1, y + ZoomedHeight + 1); SelectObject(hdc, hbrOld); DeleteObject(hbr); } else { hbrOld = SelectObject(hdc, GetStockObject(NULL_BRUSH)); Rectangle(hdc, x - 1, y - 1, x + ZoomedWidth + 1, y + ZoomedHeight + 1); SelectObject(hdc, hbrOld); } GdipDrawImageRectI(graphics, image, x, y, ZoomedWidth, ZoomedHeight); } GdipDeleteGraphics(graphics); EndPaint(hwnd, &ps); } static BOOL ImageView_LoadSettings() { HKEY hKey; DWORD dwSize; if (RegOpenKeyEx(HKEY_CURRENT_USER, _T("Software\\ReactOS\\shimgvw"), 0, KEY_READ, &hKey) == ERROR_SUCCESS) { dwSize = sizeof(SHIMGVW_SETTINGS); if (RegQueryValueEx(hKey, _T("Settings"), NULL, NULL, (LPBYTE)&shiSettings, &dwSize) == ERROR_SUCCESS) { RegCloseKey(hKey); return TRUE; } RegCloseKey(hKey); } return FALSE; } static VOID ImageView_SaveSettings(HWND hwnd) { WINDOWPLACEMENT wp; HKEY hKey; ShowWindow(hwnd, SW_HIDE); wp.length = sizeof(WINDOWPLACEMENT); GetWindowPlacement(hwnd, &wp); shiSettings.Left = wp.rcNormalPosition.left; shiSettings.Top = wp.rcNormalPosition.top; shiSettings.Right = wp.rcNormalPosition.right; shiSettings.Bottom = wp.rcNormalPosition.bottom; shiSettings.Maximized = (IsZoomed(hwnd) || (wp.flags & WPF_RESTORETOMAXIMIZED)); if (RegCreateKeyEx(HKEY_CURRENT_USER, _T("Software\\ReactOS\\shimgvw"), 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL) == ERROR_SUCCESS) { RegSetValueEx(hKey, _T("Settings"), 0, REG_BINARY, (LPBYTE)&shiSettings, sizeof(SHIMGVW_SETTINGS)); RegCloseKey(hKey); } } static BOOL ImageView_CreateToolBar(HWND hwnd) { INT numButtons = sizeof(Buttons) / sizeof(Buttons[0]); hToolBar = CreateWindowEx(0, TOOLBARCLASSNAME, NULL, WS_CHILD | WS_VISIBLE | TBSTYLE_FLAT | CCS_BOTTOM | TBSTYLE_TOOLTIPS, 0, 0, 0, 0, hwnd, 0, hInstance, NULL); if(hToolBar != NULL) { HIMAGELIST hImageList; SendMessage(hToolBar, TB_SETEXTENDEDSTYLE, 0, TBSTYLE_EX_HIDECLIPPEDBUTTONS); SendMessage(hToolBar, TB_BUTTONSTRUCTSIZE, sizeof(Buttons[0]), 0); hImageList = ImageList_Create(TB_IMAGE_WIDTH, TB_IMAGE_HEIGHT, ILC_MASK | ILC_COLOR24, 1, 1); ImageList_AddMasked(hImageList, LoadImage(hInstance, MAKEINTRESOURCE(IDB_PREVICON), IMAGE_BITMAP, TB_IMAGE_WIDTH, TB_IMAGE_HEIGHT, LR_DEFAULTCOLOR), RGB(255, 255, 255)); ImageList_AddMasked(hImageList, LoadImage(hInstance, MAKEINTRESOURCE(IDB_NEXTICON), IMAGE_BITMAP, TB_IMAGE_WIDTH, TB_IMAGE_HEIGHT, LR_DEFAULTCOLOR), RGB(255, 255, 255)); ImageList_AddMasked(hImageList, LoadImage(hInstance, MAKEINTRESOURCE(IDB_ZOOMPICON), IMAGE_BITMAP, TB_IMAGE_WIDTH, TB_IMAGE_HEIGHT, LR_DEFAULTCOLOR), RGB(255, 255, 255)); ImageList_AddMasked(hImageList, LoadImage(hInstance, MAKEINTRESOURCE(IDB_ZOOMMICON), IMAGE_BITMAP, TB_IMAGE_WIDTH, TB_IMAGE_HEIGHT, LR_DEFAULTCOLOR), RGB(255, 255, 255)); ImageList_AddMasked(hImageList, LoadImage(hInstance, MAKEINTRESOURCE(IDB_SAVEICON), IMAGE_BITMAP, TB_IMAGE_WIDTH, TB_IMAGE_HEIGHT, LR_DEFAULTCOLOR), RGB(255, 255, 255)); ImageList_AddMasked(hImageList, LoadImage(hInstance, MAKEINTRESOURCE(IDB_PRINTICON), IMAGE_BITMAP, TB_IMAGE_WIDTH, TB_IMAGE_HEIGHT, LR_DEFAULTCOLOR), RGB(255, 255, 255)); ImageList_AddMasked(hImageList, LoadImage(hInstance, MAKEINTRESOURCE(IDB_ROT1ICON), IMAGE_BITMAP, TB_IMAGE_WIDTH, TB_IMAGE_HEIGHT, LR_DEFAULTCOLOR), RGB(255, 255, 255)); ImageList_AddMasked(hImageList, LoadImage(hInstance, MAKEINTRESOURCE(IDB_ROT2ICON), IMAGE_BITMAP, TB_IMAGE_WIDTH, TB_IMAGE_HEIGHT, LR_DEFAULTCOLOR), RGB(255, 255, 255)); if (hImageList == NULL) return FALSE; ImageList_Destroy((HIMAGELIST)SendMessage(hToolBar, TB_SETIMAGELIST, 0, (LPARAM)hImageList)); SendMessage(hToolBar, TB_ADDBUTTONS, numButtons, (LPARAM)Buttons); return TRUE; } return FALSE; } static void ImageView_OnTimer(HWND hwnd) { DWORD dwDelay; KillTimer(hwnd, ANIME_TIMER_ID); InvalidateRect(hwnd, NULL, FALSE); if (Anime_Step(&dwDelay)) { SetTimer(hwnd, ANIME_TIMER_ID, dwDelay, NULL); } } LRESULT CALLBACK ImageView_DispWndProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam) { switch (Message) { case WM_PAINT: { ImageView_DrawImage(hwnd); return 0L; } case WM_TIMER: { if (wParam == ANIME_TIMER_ID) { ImageView_OnTimer(hwnd); return 0; } break; } } return CallWindowProc(PrevProc, hwnd, Message, wParam, lParam); } static VOID ImageView_InitControls(HWND hwnd) { MoveWindow(hwnd, shiSettings.Left, shiSettings.Top, shiSettings.Right - shiSettings.Left, shiSettings.Bottom - shiSettings.Top, TRUE); if (shiSettings.Maximized) ShowWindow(hwnd, SW_MAXIMIZE); hDispWnd = CreateWindowEx(0, WC_STATIC, _T(""), WS_CHILD | WS_VISIBLE, 0, 0, 0, 0, hwnd, NULL, hInstance, NULL); SetClassLongPtr(hDispWnd, GCL_STYLE, CS_HREDRAW | CS_VREDRAW); PrevProc = (WNDPROC) SetWindowLongPtr(hDispWnd, GWLP_WNDPROC, (LPARAM) ImageView_DispWndProc); ImageView_CreateToolBar(hwnd); } static VOID ImageView_OnMouseWheel(HWND hwnd, INT x, INT y, INT zDelta, UINT fwKeys) { if (zDelta != 0) { ZoomInOrOut(zDelta > 0); } } LRESULT CALLBACK ImageView_WndProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam) { switch (Message) { case WM_CREATE: { ImageView_InitControls(hwnd); return 0L; } case WM_KEYDOWN: switch (LOWORD(wParam)) { case VK_LEFT: PostMessage(hwnd, WM_COMMAND, MAKEWPARAM(IDC_PREV, BN_CLICKED), (LPARAM)NULL); break; case VK_RIGHT: PostMessage(hwnd, WM_COMMAND, MAKEWPARAM(IDC_NEXT, BN_CLICKED), (LPARAM)NULL); break; } break; case WM_COMMAND: { switch (wParam) { case IDC_PREV: { currentFile = currentFile->Prev; pLoadImageFromNode(currentFile, hwnd); } break; case IDC_NEXT: { currentFile = currentFile->Next; pLoadImageFromNode(currentFile, hwnd); } break; case IDC_ZOOMP: { ZoomInOrOut(TRUE); } break; case IDC_ZOOMM: { ZoomInOrOut(FALSE); } break; case IDC_SAVE: pSaveImageAs(hwnd); break; case IDC_PRINT: break; case IDC_ROT1: { GdipImageRotateFlip(image, Rotate270FlipNone); ImageView_UpdateWindow(hwnd); } break; case IDC_ROT2: { GdipImageRotateFlip(image, Rotate90FlipNone); ImageView_UpdateWindow(hwnd); } break; } } break; case WM_MOUSEWHEEL: ImageView_OnMouseWheel(hwnd, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), (SHORT)HIWORD(wParam), (UINT)LOWORD(wParam)); break; case WM_NOTIFY: { LPNMHDR pnmhdr = (LPNMHDR)lParam; switch (pnmhdr->code) { case TTN_GETDISPINFO: { LPTOOLTIPTEXT lpttt; UINT idButton; lpttt = (LPTOOLTIPTEXT)lParam; idButton = (UINT)lpttt->hdr.idFrom; lpttt->hinst = hInstance; switch (idButton) { case IDC_PREV: lpttt->lpszText = MAKEINTRESOURCE(IDS_TOOLTIP_PREV_PIC); break; case IDC_NEXT: lpttt->lpszText = MAKEINTRESOURCE(IDS_TOOLTIP_NEXT_PIC); break; case IDC_ZOOMP: lpttt->lpszText = MAKEINTRESOURCE(IDS_TOOLTIP_ZOOM_IN); break; case IDC_ZOOMM: lpttt->lpszText = MAKEINTRESOURCE(IDS_TOOLTIP_ZOOM_OUT); break; case IDC_SAVE: lpttt->lpszText = MAKEINTRESOURCE(IDS_TOOLTIP_SAVEAS); break; case IDC_PRINT: lpttt->lpszText = MAKEINTRESOURCE(IDS_TOOLTIP_PRINT); break; case IDC_ROT1: lpttt->lpszText = MAKEINTRESOURCE(IDS_TOOLTIP_ROT_COUNCW); break; case IDC_ROT2: lpttt->lpszText = MAKEINTRESOURCE(IDS_TOOLTIP_ROT_CLOCKW); break; } return TRUE; } } break; } case WM_SIZING: { LPRECT pRect = (LPRECT)lParam; if (pRect->right-pRect->left < 350) pRect->right = pRect->left + 350; if (pRect->bottom-pRect->top < 290) pRect->bottom = pRect->top + 290; return TRUE; } case WM_SIZE: { RECT rc; SendMessage(hToolBar, TB_AUTOSIZE, 0, 0); GetWindowRect(hToolBar, &rc); MoveWindow(hDispWnd, 1, 1, LOWORD(lParam) - 1, HIWORD(lParam) - (rc.bottom - rc.top) - 1, TRUE); /* is it maximized or restored? */ if (wParam == SIZE_MAXIMIZED || wParam == SIZE_RESTORED) { /* reset zoom */ ResetZoom(); } return 0L; } case WM_DESTROY: { ImageView_SaveSettings(hwnd); SetWindowLongPtr(hDispWnd, GWLP_WNDPROC, (LPARAM) PrevProc); PostQuitMessage(0); break; } } return DefWindowProc(hwnd, Message, wParam, lParam); } LONG WINAPI ImageView_CreateWindow(HWND hwnd, LPWSTR szFileName) { struct GdiplusStartupInput gdiplusStartupInput; ULONG_PTR gdiplusToken; WNDCLASS WndClass = {0}; TCHAR szBuf[512]; WCHAR szInitialFile[MAX_PATH]; HWND hMainWnd; MSG msg; if (!ImageView_LoadSettings()) { shiSettings.Maximized = FALSE; shiSettings.Left = 0; shiSettings.Top = 0; shiSettings.Right = 520; shiSettings.Bottom = 400; } // Initialize GDI+ gdiplusStartupInput.GdiplusVersion = 1; gdiplusStartupInput.DebugEventCallback = NULL; gdiplusStartupInput.SuppressBackgroundThread = FALSE; gdiplusStartupInput.SuppressExternalCodecs = FALSE; GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL); pLoadImage(szFileName); // Create the window WndClass.lpszClassName = _T("shimgvw_window"); WndClass.lpfnWndProc = ImageView_WndProc; WndClass.hInstance = hInstance; WndClass.style = CS_HREDRAW | CS_VREDRAW; WndClass.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_APPICON)); WndClass.hCursor = LoadCursor(NULL, IDC_ARROW); WndClass.hbrBackground = NULL; /* less flicker */ if (!RegisterClass(&WndClass)) return -1; LoadString(hInstance, IDS_APPTITLE, szBuf, sizeof(szBuf) / sizeof(TCHAR)); hMainWnd = CreateWindow(_T("shimgvw_window"), szBuf, WS_OVERLAPPEDWINDOW | WS_VISIBLE | WS_CAPTION, CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, NULL, NULL, hInstance, NULL); // make sure the path has no quotes on it wcscpy(szInitialFile, szFileName); PathUnquoteSpacesW(szInitialFile); currentFile = pBuildFileList(szInitialFile); if (currentFile) { pLoadImageFromNode(currentFile, hMainWnd); } // Show it ShowWindow(hMainWnd, SW_SHOW); UpdateWindow(hMainWnd); // Message Loop while(GetMessage(&msg,NULL,0,0)) { TranslateMessage(&msg); DispatchMessageW(&msg); } pFreeFileList(currentFile); if (image) GdipDisposeImage(image); Anime_FreeInfo(); GdiplusShutdown(gdiplusToken); return -1; } VOID WINAPI ImageView_FullscreenW(HWND hwnd, HINSTANCE hInst, LPCWSTR path, int nShow) { ImageView_CreateWindow(hwnd, (LPWSTR)path); } VOID WINAPI ImageView_Fullscreen(HWND hwnd, HINSTANCE hInst, LPCWSTR path, int nShow) { ImageView_CreateWindow(hwnd, (LPWSTR)path); } VOID WINAPI ImageView_FullscreenA(HWND hwnd, HINSTANCE hInst, LPCSTR path, int nShow) { WCHAR szFile[MAX_PATH]; if (MultiByteToWideChar(CP_ACP, 0, (char*)path, strlen((char*)path)+1, szFile, MAX_PATH)) { ImageView_CreateWindow(hwnd, (LPWSTR)szFile); } } VOID WINAPI ImageView_PrintTo(HWND hwnd, HINSTANCE hInst, LPCWSTR path, int nShow) { DPRINT("ImageView_PrintTo() not implemented\n"); } VOID WINAPI ImageView_PrintToA(HWND hwnd, HINSTANCE hInst, LPCSTR path, int nShow) { DPRINT("ImageView_PrintToA() not implemented\n"); } VOID WINAPI ImageView_PrintToW(HWND hwnd, HINSTANCE hInst, LPCWSTR path, int nShow) { DPRINT("ImageView_PrintToW() not implemented\n"); } BOOL WINAPI DllMain(IN HINSTANCE hinstDLL, IN DWORD dwReason, IN LPVOID lpvReserved) { switch (dwReason) { case DLL_PROCESS_ATTACH: case DLL_THREAD_ATTACH: hInstance = hinstDLL; break; } return TRUE; }