diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/win32/org/eclipse/swt/dnd/Clipboard.java')
| -rwxr-xr-x | bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/win32/org/eclipse/swt/dnd/Clipboard.java | 353 |
1 files changed, 0 insertions, 353 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/win32/org/eclipse/swt/dnd/Clipboard.java b/bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/win32/org/eclipse/swt/dnd/Clipboard.java deleted file mode 100755 index 2eb5d8296b..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/win32/org/eclipse/swt/dnd/Clipboard.java +++ /dev/null @@ -1,353 +0,0 @@ -package org.eclipse.swt.dnd;
-
-/*
- * (c) Copyright IBM Corp. 2000, 2001.
- * All Rights Reserved
- */
-
-import org.eclipse.swt.*;
-import org.eclipse.swt.internal.win32.*;
-import org.eclipse.swt.internal.ole.win32.*;
-import org.eclipse.swt.widgets.*;
-
-/**
- * IMPORTANT: This class is <em>not</em> intended to be subclassed.
- */
-public class Clipboard {
-
- // ole interfaces
- private COMObject iUnknown;
- private COMObject iDataObject;
- private int refCount;
-
- private final int MAX_RETRIES = 10;
- private Transfer[] transferAgents = new Transfer[0];
- private Object[] data = new Object[0];
-
-public Clipboard(Display display) {
- checkSubclass ();
- if (display == null) {
- display = Display.getCurrent();
- if (display == null) {
- display = Display.getDefault();
- }
- }
- if (display.getThread() != Thread.currentThread()) {
- SWT.error(SWT.ERROR_THREAD_INVALID_ACCESS);
- }
-
- createCOMInterfaces();
- this.AddRef();
-}
-protected void checkSubclass () {
- String name = getClass().getName ();
- String validName = Clipboard.class.getName();
- if (!validName.equals(name)) {
- DND.error (SWT.ERROR_INVALID_SUBCLASS);
- }
-}
-public void dispose () {
- this.Release();
-}
-public Object getContents(Transfer transfer) {
- int[] ppv = new int[1];
- int retrys = 0;
- while ((COM.OleGetClipboard(ppv) != COM.S_OK) && retrys < MAX_RETRIES) {
- retrys++;
- }
- if (retrys == MAX_RETRIES) return null;
-
- IDataObject dataObject = new IDataObject(ppv[0]);
-
- TransferData[] allowed = transfer.getSupportedTypes();
- TransferData match = null;
- for (int i = 0; i < allowed.length; i++) {
- if (dataObject.QueryGetData(allowed[i].formatetc) == COM.S_OK) {
- match = allowed[i];
- break;
- }
- }
- if (match == null) return null;
-
- match.pIDataObject = ppv[0];
- return transfer.nativeToJava(match);
-}
-public void setContents(Object[] data, Transfer[] dataTypes){
-
- boolean current = (COM.OleIsCurrentClipboard(this.iDataObject.getAddress()) == COM.S_OK);
-
- if (data == null || dataTypes == null || data.length != dataTypes.length) {
- DND.error(SWT.ERROR_INVALID_ARGUMENT);
- }
-
- this.data = data;
- this.transferAgents = dataTypes;
-
- int retries = 0;
- int result = 0;
- while ((result = COM.OleSetClipboard(this.iDataObject.getAddress())) != COM.S_OK && retries < MAX_RETRIES){
- retries++;
- }
- if (retries == MAX_RETRIES) {
- DND.error(DND.ERROR_CANNOT_SET_CLIPBOARD, result);
- }
-
- if (COM.OleIsCurrentClipboard(this.iDataObject.getAddress()) != COM.S_OK) return;
-
- retries = 0;
- while ((COM.OleFlushClipboard() != COM.S_OK) && (retries < MAX_RETRIES)) {
- retries++;
- }
-
- this.data = new Object[0];
- this.transferAgents = new Transfer[0];
-}
-private int AddRef() {
- refCount++;
- return refCount;
-}
-private void createCOMInterfaces() {
- // register each of the interfaces that this object implements
- iUnknown = new COMObject(new int[]{2, 0, 0}){
- public int method0(int[] args) {return QueryInterface(args[0], args[1]);}
- public int method1(int[] args) {return AddRef();}
- public int method2(int[] args) {return Release();}
- };
- iDataObject = new COMObject(new int[]{2, 0, 0, 2, 2, 1, 2, 3, 2, 4, 1, 1}){
- public int method0(int[] args) {return QueryInterface(args[0], args[1]);}
- public int method1(int[] args) {return AddRef();}
- public int method2(int[] args) {return Release();}
- public int method3(int[] args) {return GetData(args[0], args[1]);}
- // method4 GetDataHere - not implemented
- public int method5(int[] args) {return QueryGetData(args[0]);}
- // method6 GetCanonicalFormatEtc - not implemented
- // method7 SetData - not implemented
- public int method8(int[] args) {return EnumFormatEtc(args[0], args[1]);}
- // method9 DAdvise - not implemented
- // method10 DUnadvise - not implemented
- // method11 EnumDAdvise - not implemented
- };
-}
-private void disposeCOMInterfaces() {
- if (iUnknown != null)
- iUnknown.dispose();
- iUnknown = null;
-
- if (iDataObject != null)
- iDataObject.dispose();
- iDataObject = null;
-}
-private int EnumFormatEtc(int dwDirection, int ppenumFormatetc) {
- // only allow getting of data - SetData is not currently supported
- if (dwDirection == COM.DATADIR_SET) return COM.E_NOTIMPL;
-
- // what types have been registered?
- TransferData[] allowedDataTypes = new TransferData[0];
- for (int i = 0; i < transferAgents.length; i++){
- TransferData[] formats = transferAgents[i].getSupportedTypes();
- TransferData[] newAllowedDataTypes = new TransferData[allowedDataTypes.length + formats.length];
- System.arraycopy(allowedDataTypes, 0, newAllowedDataTypes, 0, allowedDataTypes.length);
- System.arraycopy(formats, 0, newAllowedDataTypes, allowedDataTypes.length, formats.length);
- allowedDataTypes = newAllowedDataTypes;
- }
-
- OleEnumFORMATETC enumFORMATETC = new OleEnumFORMATETC();
- enumFORMATETC.AddRef();
-
- FORMATETC[] formats = new FORMATETC[allowedDataTypes.length];
- for (int i = 0; i < formats.length; i++){
- formats[i] = allowedDataTypes[i].formatetc;
- }
- enumFORMATETC.setFormats(formats);
-
- COM.MoveMemory(ppenumFormatetc, new int[] {enumFORMATETC.getAddress()}, 4);
- return COM.S_OK;
-}
-private int GetData(int pFormatetc, int pmedium) {
- /* Called by a data consumer to obtain data from a source data object.
- The GetData method renders the data described in the specified FORMATETC
- structure and transfers it through the specified STGMEDIUM structure.
- The caller then assumes responsibility for releasing the STGMEDIUM structure.
- */
- if (pFormatetc == 0 || pmedium == 0) return COM.E_INVALIDARG;
-
- if (QueryGetData(pFormatetc) != COM.S_OK) return COM.DV_E_FORMATETC;
-
- TransferData transferData = new TransferData();
- transferData.formatetc = new FORMATETC();
- COM.MoveMemory(transferData.formatetc, pFormatetc, FORMATETC.sizeof);
- transferData.type = transferData.formatetc.cfFormat;
- transferData.stgmedium = new STGMEDIUM();
- transferData.result = COM.E_FAIL;
-
- // get matching transfer agent to perform conversion
- int transferIndex = -1;
- for (int i = 0; i < transferAgents.length; i++){
- if (transferAgents[i].isSupportedType(transferData)){
- transferIndex = i;
- break;
- }
- }
- if (transferIndex == -1) return COM.DV_E_FORMATETC;
-
- transferAgents[transferIndex].javaToNative(data[transferIndex], transferData);
- COM.MoveMemory(pmedium, transferData.stgmedium, STGMEDIUM.sizeof);
- return transferData.result;
-}
-private int QueryGetData(int pFormatetc) {
-
- if (transferAgents == null) return COM.E_FAIL;
-
- TransferData transferData = new TransferData();
- transferData.formatetc = new FORMATETC();
- COM.MoveMemory(transferData.formatetc, pFormatetc, FORMATETC.sizeof);
- transferData.type = transferData.formatetc.cfFormat;
-
- // is this type supported by the transfer agent?
- for (int i = 0; i < transferAgents.length; i++){
- if (transferAgents[i].isSupportedType(transferData))
- return COM.S_OK;
- }
-
- return COM.DV_E_FORMATETC;
-}
-private int QueryInterface(int riid, int ppvObject) {
-
- if (riid == 0 || ppvObject == 0)
- return COM.E_INVALIDARG;
- GUID guid = new GUID();
- COM.MoveMemory(guid, riid, GUID.sizeof);
-
- if (COM.IsEqualGUID(guid, COM.IIDIUnknown)) {
- COM.MoveMemory(ppvObject, new int[] {iUnknown.getAddress()}, 4);
- AddRef();
- return COM.S_OK;
- }
-
- if (COM.IsEqualGUID(guid, COM.IIDIDataObject) ) {
- COM.MoveMemory(ppvObject, new int[] {iDataObject.getAddress()}, 4);
- AddRef();
- return COM.S_OK;
- }
-
- COM.MoveMemory(ppvObject, new int[] {0}, 4);
- return COM.E_NOINTERFACE;
-}
-private int Release() {
- refCount--;
- if (refCount == 0) {
- disposeCOMInterfaces();
- COM.CoFreeUnusedLibraries();
- }
-
- return refCount;
-}
-
-/*
- * Note: getAvailableTypeNames is a tool for writing a Transfer sub-class only. It should
- * NOT be used within an application because it provides platform specfic
- * information.
- */
-public String[] getAvailableTypeNames() {
- int[] ppv = new int[1];
- int retrys = 0;
- while ((COM.OleGetClipboard(ppv) != COM.S_OK) && retrys < MAX_RETRIES) {
- retrys++;
- }
- if (retrys == MAX_RETRIES) return null;
-
- IDataObject dataObject = new IDataObject(ppv[0]);
-
- int[] ppFormatetc = new int[1];
- int rc = dataObject.EnumFormatEtc(COM.DATADIR_GET, ppFormatetc);
- dataObject.Release();
- if (rc != COM.S_OK)
- DND.error(SWT.ERROR_UNSPECIFIED);
-
- IEnumFORMATETC enum = new IEnumFORMATETC(ppFormatetc[0]);
-
- // Loop over enumerator and save any types that match what we are looking for
- int rgelt = OS.GlobalAlloc(OS.GMEM_FIXED | OS.GMEM_ZEROINIT, FORMATETC.sizeof);
- int[] pceltFetched = new int[1];
- enum.Reset();
- String[] types = new String[0];
- while (enum.Next(1, rgelt, pceltFetched) == COM.S_OK && pceltFetched[0] == 1) {
- FORMATETC formatetc = new FORMATETC();
- COM.MoveMemory(formatetc, rgelt, FORMATETC.sizeof);
- int maxSize = 128;
- TCHAR buffer = new TCHAR(0, maxSize);
- int size = COM.GetClipboardFormatName(formatetc.cfFormat, buffer, maxSize);
- String type = null;
- if (size != 0) {
- type = buffer.toString(0, size);
- } else {
- switch (formatetc.cfFormat) {
- case COM.CF_HDROP:
- type = "CF_HDROP";
- break;
- case COM.CF_TEXT:
- type = "CF_TEXT";
- break;
- case COM.CF_BITMAP:
- type = "CF_BITMAP";
- break;
- case COM.CF_METAFILEPICT:
- type = "CF_METAFILEPICT";
- break;
- case COM.CF_SYLK:
- type = "CF_SYLK";
- break;
- case COM.CF_DIF:
- type = "CF_DIF";
- break;
- case COM.CF_TIFF:
- type = "CF_TIFF";
- break;
- case COM.CF_OEMTEXT:
- type = "CF_OEMTEXT";
- break;
- case COM.CF_DIB:
- type = "CF_DIB";
- break;
- case COM.CF_PALETTE:
- type = "CF_PALETTE";
- break;
- case COM.CF_PENDATA:
- type = "CF_PENDATA";
- break;
- case COM.CF_RIFF:
- type = "CF_RIFF";
- break;
- case COM.CF_WAVE:
- type = "CF_WAVE";
- break;
- case COM.CF_UNICODETEXT:
- type = "CF_UNICODETEXT";
- break;
- case COM.CF_ENHMETAFILE:
- type = "CF_ENHMETAFILE";
- break;
- case COM.CF_LOCALE:
- type = "CF_LOCALE";
- break;
- case COM.CF_MAX:
- type = "CF_MAX";
- break;
- default:
- continue;
- }
- }
-
- String[] newTypes = new String[types.length + 1];
- System.arraycopy(types, 0, newTypes, 0, types.length);
- newTypes[types.length] = type;
- types = newTypes;
- }
- OS.GlobalFree(rgelt);
- enum.Release();
-
- return types;
-
-}
-
-} |