903
904 INT index = -1;
905
906 HRESULT hres;
907 // http://msdn.microsoft.com/library/en-us/shellcc/platform/Shell/programmersguide/shell_int/shell_int_programming/std_ifaces.asp
908 if (pIShellIcon != NULL) {
909 hres = pIShellIcon->GetIconOf(pidl, GIL_FORSHELL, &index);
910 }
911
912 return (jint)index;
913 }
914
915
916 /*
917 * Class: sun_awt_shell_Win32ShellFolder2
918 * Method: extractIcon
919 * Signature: (JJZZ)J
920 */
921 JNIEXPORT jlong JNICALL Java_sun_awt_shell_Win32ShellFolder2_extractIcon
922 (JNIEnv* env, jclass cls, jlong pIShellFolderL, jlong relativePIDL,
923 jboolean getLargeIcon, jboolean getDefaultIcon)
924 {
925 IShellFolder* pIShellFolder = (IShellFolder*)pIShellFolderL;
926 LPITEMIDLIST pidl = (LPITEMIDLIST)relativePIDL;
927 if (pIShellFolder == NULL || pidl == NULL) {
928 return 0;
929 }
930
931 HICON hIcon = NULL;
932
933 HRESULT hres;
934 IExtractIconW* pIcon;
935 hres = pIShellFolder->GetUIObjectOf(NULL, 1, const_cast<LPCITEMIDLIST*>(&pidl),
936 IID_IExtractIconW, NULL, (void**)&pIcon);
937 if (SUCCEEDED(hres)) {
938 WCHAR szBuf[MAX_PATH];
939 INT index;
940 UINT flags;
941 UINT uFlags = getDefaultIcon ? GIL_DEFAULTICON : GIL_FORSHELL | GIL_ASYNC;
942 hres = pIcon->GetIconLocation(uFlags, szBuf, MAX_PATH, &index, &flags);
943 if (SUCCEEDED(hres)) {
944 HICON hIconLarge;
945 hres = pIcon->Extract(szBuf, index, &hIconLarge, &hIcon, (16 << 16) + 32);
946 if (SUCCEEDED(hres)) {
947 if (getLargeIcon) {
948 fn_DestroyIcon((HICON)hIcon);
949 hIcon = hIconLarge;
950 } else {
951 fn_DestroyIcon((HICON)hIconLarge);
952 }
953 }
954 } else if (hres == E_PENDING) {
955 pIcon->Release();
956 return E_PENDING;
957 }
958 pIcon->Release();
959 }
960 return (jlong)hIcon;
961 }
962
963
964 /*
965 * Class: sun_awt_shell_Win32ShellFolder2
966 * Method: disposeIcon
967 * Signature: (J)V
968 */
969 JNIEXPORT void JNICALL Java_sun_awt_shell_Win32ShellFolder2_disposeIcon
970 (JNIEnv* env, jclass cls, jlong hicon)
971 {
972 fn_DestroyIcon((HICON)hicon);
973 }
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903
904 INT index = -1;
905
906 HRESULT hres;
907 // http://msdn.microsoft.com/library/en-us/shellcc/platform/Shell/programmersguide/shell_int/shell_int_programming/std_ifaces.asp
908 if (pIShellIcon != NULL) {
909 hres = pIShellIcon->GetIconOf(pidl, GIL_FORSHELL, &index);
910 }
911
912 return (jint)index;
913 }
914
915
916 /*
917 * Class: sun_awt_shell_Win32ShellFolder2
918 * Method: extractIcon
919 * Signature: (JJZZ)J
920 */
921 JNIEXPORT jlong JNICALL Java_sun_awt_shell_Win32ShellFolder2_extractIcon
922 (JNIEnv* env, jclass cls, jlong pIShellFolderL, jlong relativePIDL,
923 jint size, jboolean getDefaultIcon)
924 {
925 IShellFolder* pIShellFolder = (IShellFolder*)pIShellFolderL;
926 LPITEMIDLIST pidl = (LPITEMIDLIST)relativePIDL;
927 if (pIShellFolder == NULL || pidl == NULL) {
928 return 0;
929 }
930
931 HICON hIcon = NULL;
932
933 HRESULT hres;
934 IExtractIconW* pIcon;
935 hres = pIShellFolder->GetUIObjectOf(NULL, 1, const_cast<LPCITEMIDLIST*>(&pidl),
936 IID_IExtractIconW, NULL, (void**)&pIcon);
937 if (SUCCEEDED(hres)) {
938 WCHAR szBuf[MAX_PATH];
939 INT index;
940 UINT flags;
941 UINT uFlags = getDefaultIcon ? GIL_DEFAULTICON : GIL_FORSHELL | GIL_ASYNC;
942 hres = pIcon->GetIconLocation(uFlags, szBuf, MAX_PATH, &index, &flags);
943 if (SUCCEEDED(hres)) {
944 hres = pIcon->Extract(szBuf, index, &hIcon, 0, size);
945 } else if (hres == E_PENDING) {
946 pIcon->Release();
947 return E_PENDING;
948 }
949 pIcon->Release();
950 }
951 return (jlong)hIcon;
952 }
953
954
955 /*
956 * Class: sun_awt_shell_Win32ShellFolder2
957 * Method: disposeIcon
958 * Signature: (J)V
959 */
960 JNIEXPORT void JNICALL Java_sun_awt_shell_Win32ShellFolder2_disposeIcon
961 (JNIEnv* env, jclass cls, jlong hicon)
962 {
963 fn_DestroyIcon((HICON)hicon);
964 }
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