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[SHIMGVW]

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- Add Save button functionality. Patch by Ricardo Hanke.
CORE-7702

svn path=/trunk/; revision=61301
This commit is contained in:
Thomas Faber 2013-12-19 20:29:17 +00:00
parent b72d77fce3
commit 4d6844c0b2
2 changed files with 76 additions and 3 deletions
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1
reactos/dll/win32/shimgvw/CMakeLists.txt
View file

@ -17,6 +17,7 @@ add_importlibs(shimgvw
user32 user32
gdi32 gdi32
gdiplus gdiplus
comdlg32
msvcrt msvcrt
kernel32 kernel32
ntdll) ntdll)

74
reactos/dll/win32/shimgvw/shimgvw.c
View file

@ -22,8 +22,10 @@
#include <wingdi.h> #include <wingdi.h>
#include <objbase.h> #include <objbase.h>
#include <commctrl.h> #include <commctrl.h>
#include <commdlg.h>
#include <gdiplus.h> #include <gdiplus.h>
#include <tchar.h> #include <tchar.h>
#include <strsafe.h>
#define NDEBUG #define NDEBUG
#include <debug.h> #include <debug.h>
@ -69,6 +71,75 @@ static void pLoadImage(LPWSTR szOpenFileName)
} }
} }
static void pSaveImageAs(HWND hwnd)
{
OPENFILENAMEW sfn;
ImageCodecInfo *codecInfo;
WCHAR szSaveFileName[MAX_PATH];
WCHAR szFilterMask[2048];
GUID rawFormat;
UINT num;
UINT size;
UINT sizeRemain;
UINT j;
WCHAR *c;
ZeroMemory(szSaveFileName, sizeof(szSaveFileName));
ZeroMemory(szFilterMask, sizeof(szFilterMask));
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;
GdipGetImageEncodersSize(&num, &size);
codecInfo = malloc(size);
if (!codecInfo)
{
DPRINT1("malloc() failed in pSaveImageAs()\n");
return;
}
GdipGetImageEncoders(num, size, codecInfo);
GdipGetImageRawFormat(image, &rawFormat);
sizeRemain = sizeof(szFilterMask);
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) == TRUE)
{
sfn.nFilterIndex = j + 1;
}
}
if (GetSaveFileNameW(&sfn))
{
if (GdipSaveImageToFile(image, szSaveFileName, &codecInfo[sfn.nFilterIndex - 1].Clsid, NULL) != Ok)
{
DPRINT1("GdipSaveImageToFile() failed\n");
}
}
free(codecInfo);
}
static VOID static VOID
ImageView_DrawImage(HWND hwnd) ImageView_DrawImage(HWND hwnd)
{ {
@ -332,6 +403,7 @@ ImageView_WndProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam)
break; break;
case IDC_SAVE: case IDC_SAVE:
pSaveImageAs(hwnd);
break; break;
case IDC_PRINT: case IDC_PRINT:
@ -453,7 +525,7 @@ ImageView_CreateWindow(HWND hwnd, LPWSTR szFileName)
// Create the window // Create the window
WndClass.lpszClassName = _T("shimgvw_window"); WndClass.lpszClassName = _T("shimgvw_window");
WndClass.lpfnWndProc = (WNDPROC)ImageView_WndProc; WndClass.lpfnWndProc = ImageView_WndProc;
WndClass.hInstance = hInstance; WndClass.hInstance = hInstance;
WndClass.style = CS_HREDRAW | CS_VREDRAW; WndClass.style = CS_HREDRAW | CS_VREDRAW;
WndClass.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_APPICON)); WndClass.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_APPICON));