org.eclipse.swt.ole.win32.OLE Maven / Gradle / Ivy
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/*******************************************************************************
* Copyright (c) 2000, 2012 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.ole.win32;
import org.eclipse.swt.*;
import java.io.File;
import org.eclipse.swt.internal.ole.win32.COM;
import org.eclipse.swt.internal.win32.OS;
import org.eclipse.swt.internal.win32.TCHAR;
/**
*
* OLE contains all the constants used to create an ActiveX Control or an OLE Document.
*
* Definitions for these constants can be found in MSDN.
*
*/
public class OLE extends SWT {
public static final int S_FALSE = 1; // Used for functions that semantically return a Boolean FALSE result to indicate that the function succeeded.
public static final int S_OK = 0; // Function succeeded.
public static final int E_FAIL = -2147467259; // Unspecified failure.
public static final int E_INVALIDARG = -2147024809; // Invalid argument
public static final int E_NOINTERFACE = -2147467262; // QueryInterface did not recognize the requested interface.
public static final int E_NOTIMPL = -2147467263; // Not implemented
public static final String IID_IUNKNOWN = "{00000000-0000-0000-C000-000000000046}"; //$NON-NLS-1$
public static final String IID_IDISPATCH = "{00020400-0000-0000-C000-000000000046}"; //$NON-NLS-1$
// Verbs that can be invoked on this client
public static final int OLEIVERB_DISCARDUNDOSTATE = -6; // close the OLE object and discard the undo state
public static final int OLEIVERB_HIDE = -3; // hide the OLE object
public static final int OLEIVERB_INPLACEACTIVATE = -5; // open the OLE for editing in-place
public static final int OLEIVERB_OPEN = -2; // open the OLE object for editing in a separate window
public static final int OLEIVERB_PRIMARY = 0; // opens the OLE object for editing
public static final int OLEIVERB_PROPERTIES = -7; // request the OLE object properties dialog
public static final int OLEIVERB_SHOW = -1; // show the OLE object
public static final int OLEIVERB_UIACTIVATE = -4; // activate the UI for the OLE object
public static final int PROPERTY_CHANGING = 0;
public static final int PROPERTY_CHANGED = 1;
/**
* Error code for OleError - No specific error information available
*/
public static final int HRESULT_UNSPECIFIED = 0;
/**
* Error code for OleError - Failed to create file
*/
public static final int ERROR_CANNOT_CREATE_FILE = 1000;
/**
* Error code for OleError - Failed to create Ole Client
*/
public static final int ERROR_CANNOT_CREATE_OBJECT = 1001;
/**
* Error code for OleError - File does not exist, is not accessible to user or does not have the correct format
*/
public static final int ERROR_CANNOT_OPEN_FILE = 1002;
/**
* Error code for OleError - Failed to find requested interface on OLE Object
*/
public static final int ERROR_INTERFACE_NOT_FOUND = 1003;
/**
* Error code for OleError - Class ID not found in registry
*/
public static final int ERROR_INVALID_CLASSID = 1004;
/**
* Error code for OleError - Failed to get the class factory for the specified classID
*/
public static final int ERROR_CANNOT_ACCESS_CLASSFACTORY = 1005;
/**
* Error code for OleError - Failed to create Licensed instance
*/
public static final int ERROR_CANNOT_CREATE_LICENSED_OBJECT = 1006;
/**
* Error code for OleError - Out of Memory
*/
public static final int ERROR_OUT_OF_MEMORY = 1007;
/**
* Error code for OleError - Failed to change Variant type
*/
public static final int ERROR_CANNOT_CHANGE_VARIANT_TYPE = 1010;
/**
* Error code for OleError - Invalid address received for Ole Interface
*/
public static final int ERROR_INVALID_INTERFACE_ADDRESS = 1011;
/**
* Error code for OleError - Unable to find Application
*/
public static final int ERROR_APPLICATION_NOT_FOUND = 1013;
/**
* Error code for OleError - Action can not be performed
*/
public static final int ERROR_ACTION_NOT_PERFORMED = 1014;
public static final int OLECMDF_SUPPORTED = 1;
public static final int OLECMDF_ENABLED = 2;
public static final int OLECMDF_LATCHED = 4;
public static final int OLECMDF_NINCHED = 8;
public static final int OLECMDTEXTF_NONE = 0;
public static final int OLECMDTEXTF_NAME = 1;
public static final int OLECMDTEXTF_STATUS = 2;
public static final int OLECMDEXECOPT_DODEFAULT = 0;
public static final int OLECMDEXECOPT_PROMPTUSER = 1;
public static final int OLECMDEXECOPT_DONTPROMPTUSER = 2;
public static final int OLECMDEXECOPT_SHOWHELP = 3;
public static final int OLECMDID_OPEN = 1;
public static final int OLECMDID_NEW = 2;
public static final int OLECMDID_SAVE = 3;
public static final int OLECMDID_SAVEAS = 4;
public static final int OLECMDID_SAVECOPYAS = 5;
public static final int OLECMDID_PRINT = 6;
public static final int OLECMDID_PRINTPREVIEW = 7;
public static final int OLECMDID_PAGESETUP = 8;
public static final int OLECMDID_SPELL = 9;
public static final int OLECMDID_PROPERTIES = 10;
public static final int OLECMDID_CUT = 11;
public static final int OLECMDID_COPY = 12;
public static final int OLECMDID_PASTE = 13;
public static final int OLECMDID_PASTESPECIAL = 14;
public static final int OLECMDID_UNDO = 15;
public static final int OLECMDID_REDO = 16;
public static final int OLECMDID_SELECTALL = 17;
public static final int OLECMDID_CLEARSELECTION = 18;
public static final int OLECMDID_ZOOM = 19;
public static final int OLECMDID_GETZOOMRANGE = 20;
public static final int OLECMDID_UPDATECOMMANDS = 21;
public static final int OLECMDID_REFRESH = 22;
public static final int OLECMDID_STOP = 23;
public static final int OLECMDID_HIDETOOLBARS = 24;
public static final int OLECMDID_SETPROGRESSMAX = 25;
public static final int OLECMDID_SETPROGRESSPOS = 26;
public static final int OLECMDID_SETPROGRESSTEXT = 27;
public static final int OLECMDID_SETTITLE = 28;
public static final int OLECMDID_SETDOWNLOADSTATE = 29;
public static final int OLECMDID_STOPDOWNLOAD = 30;
/* Ole Property Description flags */
public static int VARFLAG_FREADONLY = 0x1;
public static int VARFLAG_FSOURCE = 0x2;
public static int VARFLAG_FBINDABLE = 0x4;
public static int VARFLAG_FREQUESTEDIT = 0x8;
public static int VARFLAG_FDISPLAYBIND = 0x10;
public static int VARFLAG_FDEFAULTBIND = 0x20;
public static int VARFLAG_FHIDDEN = 0x40;
public static int VARFLAG_FRESTRICTED = 0x80;
public static int VARFLAG_FDEFAULTCOLLELEM = 0x100;
public static int VARFLAG_FUIDEFAULT = 0x200;
public static int VARFLAG_FNONBROWSABLE = 0x400;
public static int VARFLAG_FREPLACEABLE = 0x800;
public static int VARFLAG_FIMMEDIATEBIND = 0x1000;
/* Ole Property Description kind */
public static int VAR_PERINSTANCE = 0;
public static int VAR_STATIC = 1;
public static int VAR_CONST = 2;
public static int VAR_DISPATCH = 3;
/* Ole Parameter Description flags */
public static short IDLFLAG_NONE = 0;
public static short IDLFLAG_FIN = 1;
public static short IDLFLAG_FOUT = 2;
public static short IDLFLAG_FLCID = 4;
public static short IDLFLAG_FRETVAL = 8;
/* Ole Description types */
public static final short VT_BOOL = 11; // Boolean; True=-1, False=0.
public static final short VT_BSTR = 8; // Binary String.
public static final short VT_BYREF = 16384; // By reference - must be combined with one of the other VT values
public static final short VT_CY = 6; // Currency.
public static final short VT_DATE = 7; // Date.
public static final short VT_DISPATCH = 9; // IDispatch
public static final short VT_EMPTY = 0; // Not specified.
public static final short VT_ERROR = 10; // Scodes.
public static final short VT_I2 = 2; // 2-byte signed int.
public static final short VT_I4 = 3; // 4-byte signed int.
public static final short VT_NULL = 1; // Null.
public static final short VT_R4 = 4; // 4-byte real.
public static final short VT_R8 = 5; // 8-byte real.
public static final short VT_UI1 = 17; // Unsigned char.
public static final short VT_UI4 = 19; // Unsigned int.
public static final short VT_UNKNOWN = 13; // IUnknown FAR*.
public static final short VT_VARIANT = 12; // VARIANT FAR*.
public static final short VT_PTR = 26;
public static final short VT_USERDEFINED = 29;
public static final short VT_HRESULT = 25;
public static final short VT_DECIMAL = 14;
public static final short VT_I1 = 16;
public static final short VT_UI2 = 18;
public static final short VT_I8 = 20;
public static final short VT_UI8 = 21;
public static final short VT_INT = 22;
public static final short VT_UINT = 23;
public static final short VT_VOID = 24;
public static final short VT_SAFEARRAY = 27;
public static final short VT_CARRAY = 28;
public static final short VT_LPSTR = 30;
public static final short VT_LPWSTR = 31;
public static final short VT_RECORD = 36;
public static final short VT_FILETIME = 64;
public static final short VT_BLOB = 65;
public static final short VT_STREAM = 66;
public static final short VT_STORAGE = 67;
public static final short VT_STREAMED_OBJECT = 68;
public static final short VT_STORED_OBJECT = 69;
public static final short VT_BLOB_OBJECT = 70;
public static final short VT_CF = 71;
public static final short VT_CLSID = 72;
public static final short VT_VERSIONED_STREAM = 73;
public static final short VT_BSTR_BLOB = 0xfff;
public static final short VT_VECTOR = 0x1000;
public static final short VT_ARRAY = 0x2000;
/* Ole Function Description Invoke Kind values */
public static final int INVOKE_FUNC = 1;
public static final int INVOKE_PROPERTYGET = 2;
public static final int INVOKE_PROPERTYPUT = 4;
public static final int INVOKE_PROPERTYPUTREF = 8;
/* Ole Function Description function kind */
public static final int FUNC_VIRTUAL = 0;
public static final int FUNC_PUREVIRTUAL = 1;
public static final int FUNC_NONVIRTUAL = 2;
public static final int FUNC_STATIC = 3;
public static final int FUNC_DISPATCH = 4;
/* Ole Function Description function flags */
public static final short FUNCFLAG_FRESTRICTED = 1;
public static final short FUNCFLAG_FSOURCE = 0x2;
public static final short FUNCFLAG_FBINDABLE = 0x4;
public static final short FUNCFLAG_FREQUESTEDIT = 0x8;
public static final short FUNCFLAG_FDISPLAYBIND = 0x10;
public static final short FUNCFLAG_FDEFAULTBIND = 0x20;
public static final short FUNCFLAG_FHIDDEN = 0x40;
public static final short FUNCFLAG_FUSESGETLASTERROR = 0x80;
public static final short FUNCFLAG_FDEFAULTCOLLELEM = 0x100;
public static final short FUNCFLAG_FUIDEFAULT = 0x200;
public static final short FUNCFLAG_FNONBROWSABLE = 0x400;
public static final short FUNCFLAG_FREPLACEABLE = 0x800;
public static final short FUNCFLAG_FIMMEDIATEBIND = 0x1000;
/* Ole Function Description calling convention */
public static final int CC_FASTCALL = 0;
public static final int CC_CDECL = 1;
public static final int CC_MSCPASCAL = 2;
public static final int CC_PASCAL = 2;
public static final int CC_MACPASCAL = 3;
public static final int CC_STDCALL = 4;
public static final int CC_FPFASTCALL = 5;
public static final int CC_SYSCALL = 6;
public static final int CC_MPWCDECL = 7;
public static final int CC_MPWPASCAL = 8;
public static final int CC_MAX = 9;
static final String ERROR_NOT_IMPLEMENTED_MSG = "Required functionality not currently supported.";//$NON-NLS-1$
static final String ERROR_CANNOT_CREATE_FILE_MSG = "Failed to create file.";//$NON-NLS-1$
static final String ERROR_CANNOT_CREATE_OBJECT_MSG = "Failed to create Ole Client.";//$NON-NLS-1$
static final String ERROR_CANNOT_OPEN_FILE_MSG = "File does not exist, is not accessible to user or does not have the correct format.";//$NON-NLS-1$
static final String ERROR_INTERFACE_NOT_FOUND_MSG = "Failed to find requested interface on OLE Object.";//$NON-NLS-1$
static final String ERROR_INVALID_CLASSID_MSG = "Class ID not found in registry";//$NON-NLS-1$
static final String ERROR_CANNOT_ACCESS_CLASSFACTORY_MSG = "Failed to get the class factory for the specified classID";//$NON-NLS-1$
static final String ERROR_CANNOT_CREATE_LICENSED_OBJECT_MSG = "Failed to create Licensed instance";//$NON-NLS-1$
static final String ERROR_OUT_OF_MEMORY_MSG = "Out of Memory";//$NON-NLS-1$
static final String ERROR_CANNOT_CHANGE_VARIANT_TYPE_MSG = "Failed to change Variant type";//$NON-NLS-1$
static final String ERROR_INVALID_INTERFACE_ADDRESS_MSG = "Invalid address received for Ole Interface.";//$NON-NLS-1$
static final String ERROR_APPLICATION_NOT_FOUND_MSG = "Unable to find Application.";//$NON-NLS-1$
static final String ERROR_ACTION_NOT_PERFORMED_MSG = "Action can not be performed.";//$NON-NLS-1$
public static void error (int code) {
error (code, 0);
}
public static void error (int code, int hresult) {
switch (code) {
/* Illegal Arguments (non-fatal) */
case ERROR_INVALID_INTERFACE_ADDRESS :{
throw new IllegalArgumentException (ERROR_INVALID_INTERFACE_ADDRESS_MSG);
}
/* SWT Errors (non-fatal) */
case ERROR_CANNOT_CREATE_FILE : {
String msg = ERROR_CANNOT_CREATE_FILE_MSG;
if (hresult != 0) msg += " result = "+hresult;//$NON-NLS-1$
throw new SWTException (code, msg);
}
case ERROR_CANNOT_CREATE_OBJECT : {
String msg = ERROR_CANNOT_CREATE_OBJECT_MSG;
if (hresult != 0) msg += " result = "+hresult;//$NON-NLS-1$
throw new SWTException (code, msg);//$NON-NLS-1$
}
case ERROR_CANNOT_OPEN_FILE : {
String msg = ERROR_CANNOT_OPEN_FILE_MSG;
if (hresult != 0) msg += " result = "+hresult;//$NON-NLS-1$
throw new SWTException (code, msg);
}
case ERROR_INTERFACE_NOT_FOUND : {
String msg = ERROR_INTERFACE_NOT_FOUND_MSG;
if (hresult != 0) msg += " result = "+hresult;//$NON-NLS-1$
throw new SWTException (code, msg);
}
case ERROR_INVALID_CLASSID : {
String msg = ERROR_INVALID_CLASSID_MSG;
if (hresult != 0) msg += " result = "+hresult;//$NON-NLS-1$
throw new SWTException (code, msg);
}
case ERROR_CANNOT_ACCESS_CLASSFACTORY : {
String msg = ERROR_CANNOT_ACCESS_CLASSFACTORY_MSG;
if (hresult != 0) msg += " result = "+hresult;//$NON-NLS-1$
throw new SWTException (code, msg);
}
case ERROR_CANNOT_CREATE_LICENSED_OBJECT : {
String msg = ERROR_CANNOT_CREATE_LICENSED_OBJECT_MSG;
if (hresult != 0) msg += " result = "+hresult;//$NON-NLS-1$
throw new SWTException (code, msg);
}
case ERROR_CANNOT_CHANGE_VARIANT_TYPE : {
String msg = ERROR_CANNOT_CHANGE_VARIANT_TYPE_MSG;
if (hresult != 0) msg += " result = "+hresult;//$NON-NLS-1$
throw new SWTException (code, msg);
}
case ERROR_APPLICATION_NOT_FOUND : {
String msg = ERROR_APPLICATION_NOT_FOUND_MSG;
if (hresult != 0) msg += " result = "+hresult;//$NON-NLS-1$
throw new SWTException (code, msg);
}
case ERROR_ACTION_NOT_PERFORMED : {
String msg = ERROR_ACTION_NOT_PERFORMED_MSG;
if (hresult != 0) msg += " result = "+hresult;//$NON-NLS-1$
throw new SWTException (code, msg);
}
/* OS Failure/Limit (fatal, may occur only on some platforms) */
case ERROR_OUT_OF_MEMORY : {
String msg = ERROR_ACTION_NOT_PERFORMED_MSG;
if (hresult != 0) msg += " result = "+hresult; //$NON-NLS-1$
throw new SWTError (code, msg);
}
}
/* Unknown/Undefined Error */
SWT.error(code);
}
/*
* Finds the OLE program id that is associated with an extension.
* The extension may or may not begin with a '.'. On platforms
* that do not support OLE, an empty string is returned.
*
* @param extension the program extension
* @return a string that is the OLE program id or an empty string
*
* @exception IllegalArgumentException
* - ERROR_NULL_ARGUMENT when extension is null
*
*/
public static String findProgramID (String extension) {
if (extension == null) SWT.error (SWT.ERROR_NULL_ARGUMENT);
if (extension.length () == 0) return ""; //$NON-NLS-1$
if (extension.charAt (0) != '.') extension = "." + extension; //$NON-NLS-1$
/* Use the character encoding for the default locale */
TCHAR extensionKey = new TCHAR(0, extension, true);
String result = getKeyValue(extensionKey);
if (result != null) {
// look for "\NotInsertable"
TCHAR notInsertableKey = new TCHAR(0, result+"\\NotInsertable", true); //$NON-NLS-1$
if (getKeyExists(notInsertableKey)) return ""; //$NON-NLS-1$
// look for "\Insertable"
TCHAR insertableKey = new TCHAR(0, result+"\\Insertable", true); //$NON-NLS-1$
if (getKeyExists(insertableKey)) return result;
// look for "\protocol\StdFileEditing\server"
TCHAR serverKey = new TCHAR(0, result+"\\protocol\\StdFileEditing\\server", true); //$NON-NLS-1$
if (getKeyExists(serverKey)) return result;
}
return ""; //$NON-NLS-1$
}
static String getKeyValue (TCHAR key) {
int /*long*/ [] phkResult = new int /*long*/ [1];
if (OS.RegOpenKeyEx (OS.HKEY_CLASSES_ROOT, key, 0, OS.KEY_READ, phkResult) != 0) {
return null;
}
String result = null;
int [] lpcbData = new int [1];
if (OS.RegQueryValueEx (phkResult [0], (TCHAR) null, 0, null, (TCHAR) null, lpcbData) == 0) {
int length = lpcbData [0] / TCHAR.sizeof;
if (length == 0) {
result = "";
} else {
/* Use the character encoding for the default locale */
TCHAR lpData = new TCHAR (0, length);
if (OS.RegQueryValueEx (phkResult [0], null, 0, null, lpData, lpcbData) == 0) {
length = Math.max(0, lpData.length () - 1);
result = lpData.toString (0, length);
}
}
}
if (phkResult [0] != 0) OS.RegCloseKey (phkResult [0]);
return result;
}
private static boolean getKeyExists (TCHAR key) {
int /*long*/ [] phkResult = new int /*long*/ [1];
if (OS.RegOpenKeyEx (OS.HKEY_CLASSES_ROOT, key, 0, OS.KEY_READ, phkResult) != 0) {
return false;
}
if (phkResult [0] != 0) OS.RegCloseKey (phkResult [0]);
return true;
}
/**
* Returns true if the specified file has an OLE Storage format.
*
* Note all empty files (regardless of extension) will return false.
*
* @param file the file to be checked
*
* @return true if this file has an OLE Storage format
*/
public static boolean isOleFile(File file) {
if (file == null || !file.exists() || file.isDirectory())
return false;
return (COM.StgIsStorageFile((file.getAbsolutePath()+"\0").toCharArray()) == COM.S_OK);
}
}