获取桌面图标位置

用来干什么就不用说了,反正不是什么好事情 =v=

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typedef struct _DESKTOP_ICON_INFO {
LVITEMW item;
WCHAR item_text[MAX_PATH];
RECT rc;
} DESKTOP_ICON_INFO, *PDESKTOP_ICON_INFO;

BOOL GetDesktopIconInfo(LPCWSTR pattern, RECT &rc, HWND &desktop)
{
HWND progman = FindWindow(TEXT("Progman"), TEXT("Program Manager"));
if (progman == NULL) {
return FALSE;
}


HWND def_view = FindWindowEx(progman, NULL, TEXT("SHELLDLL_DefView"), NULL);
if (def_view == NULL) {
return FALSE;
}

HWND list_view = FindWindowEx(def_view, NULL, TEXT("SysListView32"), TEXT("FolderView"));
if (list_view == NULL) {
return FALSE;
}
desktop = list_view;

ULONG process_id = 0;
GetWindowThreadProcessId(progman, &process_id);
if (process_id == 0) {
return FALSE;
}

int count = (int)::SendMessage(list_view, LVM_GETITEMCOUNT, 0, 0);

HANDLE process_handle = OpenProcess(
PROCESS_VM_OPERATION | PROCESS_VM_READ | PROCESS_VM_WRITE | PROCESS_QUERY_INFORMATION, FALSE, process_id);
if (process_handle == NULL) {
return FALSE;
}

PUCHAR remote_addr = (PUCHAR)VirtualAllocEx(process_handle, NULL,
sizeof(DESKTOP_ICON_INFO), MEM_COMMIT, PAGE_READWRITE);

DESKTOP_ICON_INFO icon_info;
icon_info.item.iItem = 0;
icon_info.item.iSubItem = 0;
icon_info.item.mask = LVIF_TEXT;
icon_info.item.pszText = (WCHAR *)(remote_addr + offsetof(DESKTOP_ICON_INFO, item_text));
icon_info.item.cchTextMax = MAX_PATH;

for (int i = 0; i < count; i++) {
icon_info.rc.left = LVIR_BOUNDS;
ZeroMemory(icon_info.item_text, sizeof(icon_info.item_text));
if (WriteProcessMemory(process_handle, remote_addr, &icon_info, sizeof(icon_info), NULL)) {
::SendMessage(list_view, LVM_GETITEMTEXT, (WPARAM)i, (LPARAM)(remote_addr + offsetof(DESKTOP_ICON_INFO, item)));
::SendMessage(list_view, LVM_GETITEMRECT, (WPARAM)i, (LPARAM)(remote_addr + offsetof(DESKTOP_ICON_INFO, rc)));
ReadProcessMemory(process_handle, remote_addr, &icon_info, sizeof(icon_info), NULL);

if (_wcsicmp(icon_info.item_text, pattern) == 0) {
rc = icon_info.rc;
break;
}
}
}

VirtualFreeEx(process_handle, remote_addr, 0, MEM_RELEASE);
CloseHandle(process_handle);
return TRUE;
}


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