Mercurial > projects > dwt-samples
view snippets/ole/Snippet81.d @ 153:8907b6374258
Tangofied the OLE snippet 81
author | Frank Benoit <benoit@tionex.de> |
---|---|
date | Thu, 21 Aug 2008 17:49:33 +0200 |
parents | 47a861d0d0f2 |
children | ab5728d2a610 |
line wrap: on
line source
/******************************************************************************* * Copyright (c) 2000, 2004 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 * Port to the D programming language: * Enzo Petrelli *******************************************************************************/ module ole.Snippet81; /* * OLE and ActiveX example snippet: browse the typelibinfo for a program id (win32 only) * NOTE: This snippet uses internal SWT packages that are * subject to change without notice. * * For a list of all SWT example snippets see * http://www.eclipse.org/swt/snippets/ */ import dwt.DWT; import dwt.widgets.Display; import dwt.widgets.Shell; import dwt.dwthelper.utils; // String import dwt.internal.ole.win32.OAIDL; import dwt.ole.win32.OLE; import dwt.ole.win32.OleAutomation; import dwt.ole.win32.OleControlSite; import dwt.ole.win32.OleFrame; import dwt.ole.win32.OleFunctionDescription; import dwt.ole.win32.OlePropertyDescription; import tango.io.Stdout; import tango.io.Print; import tango.text.convert.Format; int main() { int iRes = 0; String progID = "Shell.Explorer"; //String progID = "Excel.Application"; Display oDisplay = new Display(); Shell oShell = new Shell(oDisplay); OleFrame frame = new OleFrame(oShell, DWT.NONE); OleControlSite oOleSite = null; OleAutomation oOleAutoObj = null; try { oOleSite = new OleControlSite(frame, DWT.NONE, progID); } catch (Exception oExc) { Stdout.formatln("Exception {} creating OleControlSite on type library for {}", oExc.toString(), progID); return 1; } try { oOleAutoObj = new OleAutomation(oOleSite); } catch (Exception oExc) { Stdout.formatln("Exception {} OleAutomation on type library for {}", oExc.toString(), progID); return 1; } Stdout.formatln("TypeLibrary for: '{}'", progID); printTypeInfo(oOleAutoObj, Stdout); Stdout.formatln("trace {} ", __LINE__); // Unhandled Exception: EXCEPTION_PRIV_INSTRUCTION(0xc0000096) oShell.dispose(); Stdout.formatln("trace {} ", __LINE__); oDisplay.dispose(); Stdout.formatln("trace {} ", __LINE__); return iRes; } private static void printTypeInfo(OleAutomation oOleAutoObj, Print!(char) oOut) { dwt.internal.ole.win32.OAIDL.TYPEATTR * pTypeAttr = oOleAutoObj.getTypeInfoAttributes(); if (pTypeAttr !is null) { if (pTypeAttr.cFuncs > 0) { oOut.formatln("Functions :"); for (int iIdx = 0; iIdx < pTypeAttr.cFuncs; ++iIdx) { OleFunctionDescription oData = oOleAutoObj.getFunctionDescription(iIdx); char[] sArgList = ""; int iFirstOptionalArgIndex = oData.args.length - oData.optionalArgCount; for (int iArg = 0; iArg < oData.args.length; ++iArg) { sArgList ~= "["; if (iArg >= iFirstOptionalArgIndex){ sArgList ~= "optional, "; } sArgList ~= getDirection(oData.args[iArg].flags) ~ "] " ~ getTypeName(oData.args[iArg].type) ~ " " ~ oData.args[iArg].name ; if (iArg < oData.args.length - 1){ sArgList ~= ", "; } } oOut.formatln("{} (id = {} (0x{:X8}))", getInvokeKind(oData.invokeKind), oData.id, oData.id); oOut.formatln("\tSignature : {} {}({})", getTypeName(oData.returnType), oData.name, sArgList); oOut.formatln("\tDescription: {}", oData.documentation); oOut.formatln("\tHelp File : {}", oData.helpFile); oOut.formatln(""); } } if (pTypeAttr.cVars > 0) { oOut.formatln("\n\nVariables :"); for (int iIdx = 0; iIdx < pTypeAttr.cVars; ++iIdx) { OlePropertyDescription oData = oOleAutoObj.getPropertyDescription(iIdx); oOut.formatln("PROPERTY (id = {} (0x{:X8})", oData.id, oData.id); oOut.formatln("\tName : {}", oData.name); oOut.formatln("\tType : {}", getTypeName(oData.type)); oOut.formatln(""); } } } } private static char[] getTypeName(int iType) { int iBase = iType & ~OLE.VT_BYREF; char[] sDsc = null; switch (iBase) { case OLE.VT_BOOL : sDsc = "boolean"; break; case OLE.VT_R4 : sDsc = "float"; break; case OLE.VT_R8 : sDsc = "double"; break; case OLE.VT_I4 : sDsc = "int"; break; case OLE.VT_DISPATCH : sDsc = "IDispatch"; break; case OLE.VT_UNKNOWN : sDsc = "IUnknown"; break; case OLE.VT_I2 : sDsc = "short"; break; case OLE.VT_BSTR : sDsc = "String"; break; case OLE.VT_VARIANT : sDsc = "Variant"; break; case OLE.VT_CY : sDsc = "Currency"; break; case OLE.VT_DATE : sDsc = "Date"; break; case OLE.VT_UI1 : sDsc = "unsigned char"; break; case OLE.VT_UI4 : sDsc = "unsigned int"; break; case OLE.VT_USERDEFINED : sDsc = "UserDefined"; break; case OLE.VT_HRESULT : sDsc = "HRESULT"; break; case OLE.VT_VOID : sDsc = "void"; break; case OLE.VT_UI2 : sDsc = "unsigned short"; break; case OLE.VT_UINT : sDsc = "unsigned int"; break; case OLE.VT_PTR : sDsc = "void *"; break; default: break; } if (sDsc !is null) { if ((iType & OLE.VT_BYREF) == OLE.VT_BYREF){ return sDsc ~ " *"; } return sDsc; } return Format("unknown {} (0x{:X4})", iType, iType); } char[] getDirection(int bDirection) { char[] sDirString = ""; bool bComma = false; if ((bDirection & OLE.IDLFLAG_FIN) != 0) { sDirString ~= "in"; bComma = true; } if ((bDirection & OLE.IDLFLAG_FOUT) != 0) { if (bComma) sDirString ~= ", "; sDirString ~= "out"; bComma = true; } if ((bDirection & OLE.IDLFLAG_FLCID) != 0) { if (bComma) sDirString ~= ", "; sDirString ~= "lcid"; bComma = true; } if ((bDirection & OLE.IDLFLAG_FRETVAL) != 0) { if (bComma) sDirString ~= ", "; sDirString ~= "retval"; } return sDirString; } private static char[] getInvokeKind(int iInvKind) { switch (iInvKind) { case OLE.INVOKE_FUNC : return "METHOD"; case OLE.INVOKE_PROPERTYGET : return "PROPERTY GET"; case OLE.INVOKE_PROPERTYPUT : return "PROPERTY PUT"; case OLE.INVOKE_PROPERTYPUTREF : return "PROPERTY PUT BY REF"; default: break; } return Format("unknown {}", iInvKind); }