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src/java.desktop/aix/classes/sun/awt/X11InputMethod.java
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rev 50285 : 8201429: Support AIX Input Method Editor (IME) for AWT Input Method Framework (IMF)
@@ -1,7 +1,7 @@
/*
- * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
@@ -23,267 +23,45 @@
* questions.
*/
package sun.awt;
-import java.util.Collections;
-import java.util.Locale;
-import java.util.Map;
-import java.util.HashMap;
-import java.awt.AWTEvent;
import java.awt.AWTException;
-import java.awt.Component;
-import java.awt.Container;
import java.awt.EventQueue;
-import java.awt.Window;
-import java.awt.im.InputMethodHighlight;
-import java.awt.im.spi.InputMethodContext;
-import sun.awt.im.InputMethodAdapter;
import java.awt.event.InputMethodEvent;
import java.awt.font.TextAttribute;
import java.awt.font.TextHitInfo;
import java.awt.peer.ComponentPeer;
-import java.lang.Character.Subset;
import java.text.AttributedString;
-import java.text.AttributedCharacterIterator;
-import java.io.File;
-import java.io.FileReader;
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.lang.ref.WeakReference;
import sun.util.logging.PlatformLogger;
-import java.util.StringTokenizer;
-import java.util.regex.Pattern;
-
/**
- * Input Method Adapter for XIM
+ * Input Method Adapter for XIM for AIX
*
* @author JavaSoft International
*/
-public abstract class X11InputMethod extends InputMethodAdapter {
- private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11InputMethod");
- /*
- * The following XIM* values must be the same as those defined in
- * Xlib.h
- */
- private static final int XIMReverse = (1<<0);
- private static final int XIMUnderline = (1<<1);
- private static final int XIMHighlight = (1<<2);
- private static final int XIMPrimary = (1<<5);
- private static final int XIMSecondary = (1<<6);
- private static final int XIMTertiary = (1<<7);
-
- /*
- * visible position values
- */
- private static final int XIMVisibleToForward = (1<<8);
- private static final int XIMVisibleToBackward = (1<<9);
- private static final int XIMVisibleCenter = (1<<10);
- private static final int XIMVisibleMask = (XIMVisibleToForward|
- XIMVisibleToBackward|
- XIMVisibleCenter);
-
- private Locale locale;
- private static boolean isXIMOpened = false;
- protected Container clientComponentWindow = null;
- private Component awtFocussedComponent = null;
- private Component lastXICFocussedComponent = null;
- private boolean isLastXICActive = false;
- private boolean isLastTemporary = false;
- private boolean isActive = false;
- private boolean isActiveClient = false;
- private static Map<TextAttribute, ?>[] highlightStyles;
- private boolean disposed = false;
-
- //reset the XIC if necessary
- private boolean needResetXIC = false;
- private WeakReference<Component> needResetXICClient = new WeakReference<>(null);
-
- // The use of compositionEnableSupported is to reduce unnecessary
- // native calls if set/isCompositionEnabled
- // throws UnsupportedOperationException.
- // It is set to false if that exception is thrown first time
- // either of the two methods are called.
- private boolean compositionEnableSupported = true;
- // The savedCompositionState indicates the composition mode when
- // endComposition or setCompositionEnabled is called. It doesn't always
- // reflect the actual composition state because it doesn't get updated
- // when the user changes the composition state through direct interaction
- // with the input method. It is used to save the composition mode when
- // focus is traversed across different client components sharing the
- // same java input context. Also if set/isCompositionEnabled are not
- // supported, it remains false.
- private boolean savedCompositionState = false;
-
- // variables to keep track of preedit context.
- // these variables need to be accessed within AWT_LOCK/UNLOCK
- private String committedText = null;
- private StringBuffer composedText = null;
- private IntBuffer rawFeedbacks;
-
- // private data (X11InputMethodData structure defined in
- // awt_InputMethod.c) for native methods
- // this structure needs to be accessed within AWT_LOCK/UNLOCK
- private transient long pData = 0; // accessed by native
-
- // Initialize highlight mapping table
- static {
- @SuppressWarnings({"unchecked", "rawtypes"})
- Map<TextAttribute, ?> styles[] = new Map[4];
- HashMap<TextAttribute, Object> map;
-
- // UNSELECTED_RAW_TEXT_HIGHLIGHT
- map = new HashMap<>(1);
- map.put(TextAttribute.WEIGHT, TextAttribute.WEIGHT_BOLD);
- styles[0] = Collections.unmodifiableMap(map);
-
- // SELECTED_RAW_TEXT_HIGHLIGHT
- map = new HashMap<>(1);
- map.put(TextAttribute.SWAP_COLORS, TextAttribute.SWAP_COLORS_ON);
- styles[1] = Collections.unmodifiableMap(map);
-
- // UNSELECTED_CONVERTED_TEXT_HIGHLIGHT
- map = new HashMap<>(1);
- map.put(TextAttribute.INPUT_METHOD_UNDERLINE,
- TextAttribute.UNDERLINE_LOW_ONE_PIXEL);
- styles[2] = Collections.unmodifiableMap(map);
-
- // SELECTED_CONVERTED_TEXT_HIGHLIGHT
- map = new HashMap<>(1);
- map.put(TextAttribute.SWAP_COLORS, TextAttribute.SWAP_COLORS_ON);
- styles[3] = Collections.unmodifiableMap(map);
-
- highlightStyles = styles;
- }
-
- static {
- initIDs();
- }
+public abstract class X11InputMethod extends X11InputMethodBase {
- /**
- * Initialize JNI field and method IDs for fields that may be
- accessed from C.
- */
- private static native void initIDs();
+ // to keep the instance of activating if IM resumed
+ static protected X11InputMethod activatedInstance = null;
/**
* Constructs an X11InputMethod instance. It initializes the XIM
* environment if it's not done yet.
*
* @exception AWTException if XOpenIM() failed.
*/
public X11InputMethod() throws AWTException {
- // supports only the locale in which the VM is started
- locale = X11InputMethodDescriptor.getSupportedLocale();
- if (initXIM() == false) {
- throw new AWTException("Cannot open X Input Method");
- }
- }
-
- @SuppressWarnings("deprecation")
- protected void finalize() throws Throwable {
- dispose();
- super.finalize();
- }
-
- /**
- * Invokes openIM() that invokes XOpenIM() if it's not opened yet.
- * @return true if openXIM() is successful or it's already been opened.
- */
- private synchronized boolean initXIM() {
- if (isXIMOpened == false)
- isXIMOpened = openXIM();
- return isXIMOpened;
- }
-
- protected abstract boolean openXIM();
-
- protected boolean isDisposed() {
- return disposed;
- }
-
- protected abstract void setXICFocus(ComponentPeer peer,
- boolean value, boolean active);
-
- /**
- * Does nothing - this adapter doesn't use the input method context.
- *
- * @see java.awt.im.spi.InputMethod#setInputMethodContext
- */
- public void setInputMethodContext(InputMethodContext context) {
- }
-
- /**
- * Set locale to input. If input method doesn't support specified locale,
- * false will be returned and its behavior is not changed.
- *
- * @param lang locale to input
- * @return the true is returned when specified locale is supported.
- */
- public boolean setLocale(Locale lang) {
- if (lang.equals(locale)) {
- return true;
- }
- // special compatibility rule for Japanese and Korean
- if (locale.equals(Locale.JAPAN) && lang.equals(Locale.JAPANESE) ||
- locale.equals(Locale.KOREA) && lang.equals(Locale.KOREAN)) {
- return true;
- }
- return false;
- }
-
- /**
- * Returns current input locale.
- */
- public Locale getLocale() {
- return locale;
- }
-
- /**
- * Does nothing - XIM doesn't let you specify which characters you expect.
- *
- * @see java.awt.im.spi.InputMethod#setCharacterSubsets
- */
- public void setCharacterSubsets(Subset[] subsets) {
- }
-
- /**
- * Dispatch event to input method. InputContext dispatch event with this
- * method. Input method set consume flag if event is consumed in
- * input method.
- *
- * @param e event
- */
- public void dispatchEvent(AWTEvent e) {
- }
-
-
- protected final void resetXICifneeded(){
- /* needResetXIC is used to indicate whether to call
- resetXIC on the active client. resetXIC will always be
- called on the passive client when endComposition is called.
- */
- if (needResetXIC && haveActiveClient() &&
- getClientComponent() != needResetXICClient.get()){
- resetXIC();
-
- // needs to reset the last xic focussed component.
- lastXICFocussedComponent = null;
- isLastXICActive = false;
-
- needResetXICClient.clear();
- needResetXIC = false;
- }
+ super();
}
/**
* Reset the composition state to the current composition state.
*/
- private void resetCompositionState() {
- if (compositionEnableSupported) {
+ protected void resetCompositionState() {
+ if (compositionEnableSupported && haveActiveClient()) {
try {
/* Restore the composition mode to the last saved composition
mode. */
setCompositionEnabled(savedCompositionState);
} catch (UnsupportedOperationException e) {
@@ -291,39 +69,30 @@
}
}
}
/**
- * Query and then return the current composition state.
- * @return the composition state if isCompositionEnabled call
- * is successful. Otherwise, it returns false.
- */
- private boolean getCompositionState() {
- boolean compositionState = false;
- if (compositionEnableSupported) {
- try {
- compositionState = isCompositionEnabled();
- } catch (UnsupportedOperationException e) {
- compositionEnableSupported = false;
- }
- }
- return compositionState;
- }
-
- /**
* Activate input method.
*/
public synchronized void activate() {
+ activatedInstance = this;
clientComponentWindow = getClientComponentWindow();
if (clientComponentWindow == null)
return;
- if (lastXICFocussedComponent != null){
+ if (lastXICFocussedComponent != null) {
if (log.isLoggable(PlatformLogger.Level.FINE)) {
log.fine("XICFocused {0}, AWTFocused {1}",
lastXICFocussedComponent, awtFocussedComponent);
}
+ if (lastXICFocussedComponent != awtFocussedComponent) {
+ ComponentPeer lastXICFocussedComponentPeer = getPeer(lastXICFocussedComponent);
+ if (lastXICFocussedComponentPeer != null) {
+ setXICFocus(lastXICFocussedComponentPeer, false, isLastXICActive);
+ }
+ }
+ lastXICFocussedComponent = null;
}
if (pData == 0) {
if (!createXIC()) {
return;
@@ -332,38 +101,24 @@
}
/* reset input context if necessary and set the XIC focus
*/
resetXICifneeded();
- ComponentPeer lastXICFocussedComponentPeer = null;
ComponentPeer awtFocussedComponentPeer = getPeer(awtFocussedComponent);
+ setStatusAreaVisible(true, pData);
- if (lastXICFocussedComponent != null) {
- lastXICFocussedComponentPeer = getPeer(lastXICFocussedComponent);
+ if (awtFocussedComponentPeer != null) {
+ setXICFocus(awtFocussedComponentPeer, true, haveActiveClient());
}
-
- /* If the last XIC focussed component has a different peer as the
- current focussed component, change the XIC focus to the newly
- focussed component.
- */
- if (isLastTemporary || lastXICFocussedComponentPeer != awtFocussedComponentPeer ||
- isLastXICActive != haveActiveClient()) {
- if (lastXICFocussedComponentPeer != null) {
- setXICFocus(lastXICFocussedComponentPeer, false, isLastXICActive);
- }
- if (awtFocussedComponentPeer != null) {
- setXICFocus(awtFocussedComponentPeer, true, haveActiveClient());
- }
- lastXICFocussedComponent = awtFocussedComponent;
- isLastXICActive = haveActiveClient();
- }
- resetCompositionState();
+ lastXICFocussedComponent = awtFocussedComponent;
+ isLastXICActive = haveActiveClient();
isActive = true;
+ if (savedCompositionState) {
+ resetCompositionState();
+ }
}
- protected abstract boolean createXIC();
-
/**
* Deactivate input method.
*/
public synchronized void deactivate(boolean isTemporary) {
boolean isAc = haveActiveClient();
@@ -383,203 +138,44 @@
called, it can be restored correctly till activate is called on the newly focused
component. (See also sun/awt/im/InputContext and bug 6184471).
Last note, getCompositionState should be called before setXICFocus since
setXICFocus here sets the XIC to 0.
*/
+ activatedInstance = null;
savedCompositionState = getCompositionState();
- if (isTemporary){
+ if (isTemporary) {
//turn the status window off...
turnoffStatusWindow();
+ /* Delay resetting the XIC focus until activate is called and the newly
+ * Focused component has a different peer as the last focused component.
+ */
+ lastXICFocussedComponent = awtFocussedComponent;
+ } else {
+ if (awtFocussedComponent != null ) {
+ ComponentPeer awtFocussedComponentPeer = getPeer(awtFocussedComponent);
+ if (awtFocussedComponentPeer != null) {
+ setXICFocus(awtFocussedComponentPeer, false, isAc);
+ }
+ }
+ lastXICFocussedComponent = null;
}
- /* Delay resetting the XIC focus until activate is called and the newly
- focussed component has a different peer as the last focussed component.
- */
- lastXICFocussedComponent = awtFocussedComponent;
isLastXICActive = isAc;
isLastTemporary = isTemporary;
isActive = false;
- }
-
- /**
- * Explicitly disable the native IME. Native IME is not disabled when
- * deactivate is called.
- */
- public void disableInputMethod() {
- if (lastXICFocussedComponent != null) {
- setXICFocus(getPeer(lastXICFocussedComponent), false, isLastXICActive);
- lastXICFocussedComponent = null;
- isLastXICActive = false;
-
- resetXIC();
- needResetXICClient.clear();
- needResetXIC = false;
- }
+ setStatusAreaVisible(false, pData);
}
// implements java.awt.im.spi.InputMethod.hideWindows
public void hideWindows() {
- // ??? need real implementation
- }
-
- /**
- * @see java.awt.Toolkit#mapInputMethodHighlight
- */
- public static Map<TextAttribute, ?> mapInputMethodHighlight(InputMethodHighlight highlight) {
- int index;
- int state = highlight.getState();
- if (state == InputMethodHighlight.RAW_TEXT) {
- index = 0;
- } else if (state == InputMethodHighlight.CONVERTED_TEXT) {
- index = 2;
- } else {
- return null;
- }
- if (highlight.isSelected()) {
- index += 1;
- }
- return highlightStyles[index];
- }
-
- /**
- * @see sun.awt.im.InputMethodAdapter#setAWTFocussedComponent
- */
- protected void setAWTFocussedComponent(Component component) {
- if (component == null) {
- return;
- }
- if (isActive) {
- // deactivate/activate are being suppressed during a focus change -
- // this may happen when an input method window is made visible
- boolean ac = haveActiveClient();
- setXICFocus(getPeer(awtFocussedComponent), false, ac);
- setXICFocus(getPeer(component), true, ac);
- }
- awtFocussedComponent = component;
- }
-
- /**
- * @see sun.awt.im.InputMethodAdapter#stopListening
- */
- protected void stopListening() {
- // It is desirable to disable XIM by calling XSetICValues with
- // XNPreeditState == XIMPreeditDisable. But Solaris 2.6 and
- // Solaris 7 do not implement this correctly without a patch,
- // so just call resetXIC here. Prior endComposition call commits
- // the existing composed text.
- endComposition();
- // disable the native input method so that the other input
- // method could get the input focus.
- disableInputMethod();
- if (needResetXIC) {
- resetXIC();
- needResetXICClient.clear();
- needResetXIC = false;
- }
- }
-
- /**
- * Returns the Window instance in which the client component is
- * contained. If not found, null is returned. (IS THIS POSSIBLE?)
- */
- // NOTE: This method may be called by privileged threads.
- // DO NOT INVOKE CLIENT CODE ON THIS THREAD!
- private Window getClientComponentWindow() {
- Component client = getClientComponent();
- Container container;
-
- if (client instanceof Container) {
- container = (Container) client;
- } else {
- container = getParent(client);
- }
-
- while (container != null && !(container instanceof java.awt.Window)) {
- container = getParent(container);
- }
- return (Window) container;
- }
-
- protected abstract Container getParent(Component client);
-
- /**
- * Returns peer of the given client component. If the given client component
- * doesn't have peer, peer of the native container of the client is returned.
- */
- protected abstract ComponentPeer getPeer(Component client);
-
- /**
- * Used to protect preedit data
- */
- protected abstract void awtLock();
- protected abstract void awtUnlock();
-
- /**
- * Creates an input method event from the arguments given
- * and posts it on the AWT event queue. For arguments,
- * see InputMethodEvent. Called by input method.
- *
- * @see java.awt.event.InputMethodEvent#InputMethodEvent
- */
- private void postInputMethodEvent(int id,
- AttributedCharacterIterator text,
- int committedCharacterCount,
- TextHitInfo caret,
- TextHitInfo visiblePosition,
- long when) {
- Component source = getClientComponent();
- if (source != null) {
- InputMethodEvent event = new InputMethodEvent(source,
- id, when, text, committedCharacterCount, caret, visiblePosition);
- SunToolkit.postEvent(SunToolkit.targetToAppContext(source), (AWTEvent)event);
- }
- }
-
- private void postInputMethodEvent(int id,
- AttributedCharacterIterator text,
- int committedCharacterCount,
- TextHitInfo caret,
- TextHitInfo visiblePosition) {
- postInputMethodEvent(id, text, committedCharacterCount,
- caret, visiblePosition, EventQueue.getMostRecentEventTime());
- }
-
- /**
- * Dispatches committed text from XIM to the awt event queue. This
- * method is invoked from the event handler in canvas.c in the
- * AWT Toolkit thread context and thus inside the AWT Lock.
- * @param str committed text
- * @param when when
- */
- // NOTE: This method may be called by privileged threads.
- // This functionality is implemented in a package-private method
- // to insure that it cannot be overridden by client subclasses.
- // DO NOT INVOKE CLIENT CODE ON THIS THREAD!
- void dispatchCommittedText(String str, long when) {
- if (str == null)
- return;
-
- if (composedText == null) {
- AttributedString attrstr = new AttributedString(str);
- postInputMethodEvent(InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
- attrstr.getIterator(),
- str.length(),
- null,
- null,
- when);
- } else {
- // if there is composed text, wait until the preedit
- // callback is invoked.
- committedText = str;
+ if (pData != 0) {
+ setStatusAreaVisible(false, pData);
+ turnoffStatusWindow();
}
}
- private void dispatchCommittedText(String str) {
- dispatchCommittedText(str, EventQueue.getMostRecentEventTime());
- }
-
/**
* Updates composed text with XIM preedit information and
* posts composed text to the awt event queue. The args of
* this method correspond to the XIM preedit callback
* information. The XIM highlight attributes are translated via
@@ -599,20 +195,55 @@
long when) {
if (disposed) {
return;
}
- //Workaround for deadlock bug on solaris2.6_zh bug#4170760
+ // Workaround for deadlock bug on solaris2.6_zh bug#4170760
if (chgText == null
&& chgStyles == null
&& chgOffset == 0
&& chgLength == 0
&& caretPosition == 0
&& composedText == null
&& committedText == null)
return;
+ // Recalculate chgOffset and chgLength for supplementary char
+ if (composedText != null) {
+ int tmpChgOffset=chgOffset;
+ int tmpChgLength=chgLength;
+ int index = 0;
+ for (int i=0;i < tmpChgOffset; i++,index++){
+ if (index < composedText.length()
+ && Character.charCount(composedText.codePointAt(index))==2){
+ index++;
+ chgOffset++;
+ }
+ }
+ // The index keeps value
+ for (int i=0;i < tmpChgLength; i++,index++){
+ if (index < composedText.length()
+ && Character.charCount(composedText.codePointAt(index))==2){
+ index++;
+ chgLength++;
+ }
+ }
+ }
+
+ // Replace control character with a square box
+ if (chgText != null) {
+ StringBuffer newChgText = new StringBuffer();
+ for (int i=0; i < chgText.length(); i++){
+ char c = chgText.charAt(i);
+ if (Character.isISOControl(c)){
+ c = '\u25A1';
+ }
+ newChgText.append(c);
+ }
+ chgText = new String(newChgText);
+ }
+
if (composedText == null) {
// TODO: avoid reallocation of those buffers
composedText = new StringBuffer(INITIAL_SIZE);
rawFeedbacks = new IntBuffer(INITIAL_SIZE);
}
@@ -643,12 +274,51 @@
}
}
}
if (chgText != null) {
composedText.insert(chgOffset, chgText);
- if (chgStyles != null)
+ if (chgStyles != null) {
+ // Recalculate chgStyles for supplementary char
+ if (chgText.length() > chgStyles.length){
+ int index=0;
+ int[] newStyles = new int[chgText.length()];
+ for (int i=0; i < chgStyles.length; i++, index++){
+ newStyles[index]=chgStyles[i];
+ if (index < chgText.length()
+ && Character.charCount(chgText.codePointAt(index))==2){
+ newStyles[++index]=chgStyles[i];
+ }
+ }
+ chgStyles=newStyles;
+ }
rawFeedbacks.insert(chgOffset, chgStyles);
+ }
+
+ }
+
+ else if (chgStyles != null) {
+ // Recalculate chgStyles to support supplementary char
+ int count=0;
+ for (int i=0; i < chgStyles.length; i++){
+ if (composedText.length() > chgOffset+i+count
+ && Character.charCount(composedText.codePointAt(chgOffset+i+count))==2){
+ count++;
+ }
+ }
+ if (count>0){
+ int index=0;
+ int[] newStyles = new int[chgStyles.length+count];
+ for (int i=0; i < chgStyles.length; i++, index++){
+ newStyles[index]=chgStyles[i];
+ if (composedText.length() > chgOffset+index
+ && Character.charCount(composedText.codePointAt(chgOffset+index))==2){
+ newStyles[++index]=chgStyles[i];
+ }
+ }
+ chgStyles=newStyles;
+ }
+ rawFeedbacks.replace(chgOffset, chgStyles);
}
if (composedText.length() == 0) {
composedText = null;
rawFeedbacks = null;
@@ -672,10 +342,19 @@
when);
return;
}
+ // Adjust caretPosition for supplementary char
+ for (int i=0; i< caretPosition; i++){
+ if (i < composedText.length()
+ && Character.charCount(composedText.codePointAt(i))==2){
+ caretPosition++;
+ i++;
+ }
+ }
+
// Now sending the composed text to the client
int composedOffset;
AttributedString inputText;
// if there is any partially committed text, concatenate it to
@@ -737,88 +416,47 @@
TextHitInfo.leading(caretPosition),
visiblePositionInfo,
when);
}
- /**
- * Flushes composed and committed text held in this context.
- * This method is invoked in the AWT Toolkit (X event loop) thread context
- * and thus inside the AWT Lock.
- */
- // NOTE: This method may be called by privileged threads.
- // This functionality is implemented in a package-private method
- // to insure that it cannot be overridden by client subclasses.
- // DO NOT INVOKE CLIENT CODE ON THIS THREAD!
- void flushText() {
- String flush = (committedText != null ? committedText : "");
- if (composedText != null) {
- flush += composedText.toString();
+ /* Some IMs need forced Text clear */
+ void clearComposedText(long when) {
+ composedText = null;
+ postInputMethodEvent(InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
+ null, 0, null, null,
+ when);
+ if (committedText != null && committedText.length() > 0) {
+ dispatchCommittedText(committedText, when);
}
+ committedText = null;
+ rawFeedbacks = null;
+ }
- if (!flush.equals("")) {
- AttributedString attrstr = new AttributedString(flush);
- postInputMethodEvent(InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
- attrstr.getIterator(),
- flush.length(),
- null,
- null,
- EventQueue.getMostRecentEventTime());
- composedText = null;
- committedText = null;
+ void clearComposedText() {
+ if (EventQueue.isDispatchThread()) {
+ clearComposedText(EventQueue.getMostRecentEventTime());
}
}
/*
* Subclasses should override disposeImpl() instead of dispose(). Client
* code should always invoke dispose(), never disposeImpl().
*/
protected synchronized void disposeImpl() {
disposeXIC();
awtLock();
- composedText = null;
- committedText = null;
- rawFeedbacks = null;
- awtUnlock();
+ try {
+ clearComposedText();
+ } finally {
+ // Put awtUnlock into finally block in case an exception is thrown in clearComposedText.
+ awtUnlock();
+ }
awtFocussedComponent = null;
lastXICFocussedComponent = null;
- }
-
- /**
- * Frees all X Window resources associated with this object.
- *
- * @see java.awt.im.spi.InputMethod#dispose
- */
- public final void dispose() {
- boolean call_disposeImpl = false;
-
- if (!disposed) {
- synchronized (this) {
- if (!disposed) {
- disposed = call_disposeImpl = true;
- }
- }
- }
-
- if (call_disposeImpl) {
- disposeImpl();
- }
- }
-
- /**
- * Returns null.
- *
- * @see java.awt.im.spi.InputMethod#getControlObject
- */
- public Object getControlObject() {
- return null;
- }
-
- /**
- * @see java.awt.im.spi.InputMethod#removeNotify
- */
- public synchronized void removeNotify() {
- dispose();
+ needResetXIC = false;
+ savedCompositionState = false;
+ compositionEnableSupported = true;
}
/**
* @see java.awt.im.spi.InputMethod#setCompositionEnabled(boolean)
*/
@@ -829,269 +467,24 @@
setCompositionEnabledNative may throw UnsupportedOperationException.
Don't try to catch it since the method may be called by clients.
Use package private mthod 'resetCompositionState' if you want the
exception to be caught.
*/
+ boolean pre, post;
+ pre=getCompositionState();
+
if (setCompositionEnabledNative(enable)) {
savedCompositionState = enable;
}
- }
-
- /**
- * @see java.awt.im.spi.InputMethod#isCompositionEnabled
- */
- public boolean isCompositionEnabled() {
- /* isCompositionEnabledNative may throw UnsupportedOperationException.
- Don't try to catch it since this method may be called by clients.
- Use package private method 'getCompositionState' if you want the
- exception to be caught.
- */
- return isCompositionEnabledNative();
- }
-
- /**
- * Ends any input composition that may currently be going on in this
- * context. Depending on the platform and possibly user preferences,
- * this may commit or delete uncommitted text. Any changes to the text
- * are communicated to the active component using an input method event.
- *
- * <p>
- * A text editing component may call this in a variety of situations,
- * for example, when the user moves the insertion point within the text
- * (but outside the composed text), or when the component's text is
- * saved to a file or copied to the clipboard.
- *
- */
- public void endComposition() {
- if (disposed) {
- return;
- }
-
- /* Before calling resetXIC, record the current composition mode
- so that it can be restored later. */
- savedCompositionState = getCompositionState();
- boolean active = haveActiveClient();
- if (active && composedText == null && committedText == null){
- needResetXIC = true;
- needResetXICClient = new WeakReference<>(getClientComponent());
- return;
- }
-
- String text = resetXIC();
- /* needResetXIC is only set to true for active client. So passive
- client should not reset the flag to false. */
- if (active) {
- needResetXIC = false;
- }
- // Remove any existing composed text by posting an InputMethodEvent
- // with null composed text. It would be desirable to wait for a
- // dispatchComposedText call from X input method engine, but some
- // input method does not conform to the XIM specification and does
- // not call the preedit callback to erase preedit text on calling
- // XmbResetIC. To work around this problem, do it here by ourselves.
- awtLock();
- composedText = null;
- postInputMethodEvent(InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
- null,
- 0,
- null,
- null);
-
- if (text != null && text.length() > 0) {
- dispatchCommittedText(text);
- }
- awtUnlock();
-
- // Restore the preedit state if it was enabled
- if (savedCompositionState) {
- resetCompositionState();
- }
- }
-
- /**
- * Returns a string with information about the current input method server, or null.
- * On both Linux & SunOS, the value of environment variable XMODIFIERS is
- * returned if set. Otherwise, on SunOS, $HOME/.dtprofile will be parsed
- * to find out the language service engine (atok or wnn) since there is
- * no API in Xlib which returns the information of native
- * IM server or language service and we want to try our best to return as much
- * information as possible.
- *
- * Note: This method could return null on Linux if XMODIFIERS is not set properly or
- * if any IOException is thrown.
- * See man page of XSetLocaleModifiers(3X11) for the usgae of XMODIFIERS,
- * atok12setup(1) and wnn6setup(1) for the information written to
- * $HOME/.dtprofile when you run these two commands.
- *
- */
- public String getNativeInputMethodInfo() {
- String xmodifiers = System.getenv("XMODIFIERS");
- String imInfo = null;
-
- // If XMODIFIERS is set, return the value
- if (xmodifiers != null) {
- int imIndex = xmodifiers.indexOf("@im=");
- if (imIndex != -1) {
- imInfo = xmodifiers.substring(imIndex + 4);
+ post=getCompositionState();
+ if (pre != post && post == enable){
+ if (enable == false) flushText();
+ if (awtFocussedComponent != null && isActive){
+ setXICFocus(getPeer(awtFocussedComponent),
+ true, haveActiveClient());
}
- } else if (System.getProperty("os.name").startsWith("SunOS")) {
- File dtprofile = new File(System.getProperty("user.home") +
- "/.dtprofile");
- String languageEngineInfo = null;
- try {
- BufferedReader br = new BufferedReader(new FileReader(dtprofile));
- String line = null;
-
- while ( languageEngineInfo == null && (line = br.readLine()) != null) {
- if (line.contains("atok") || line.contains("wnn")) {
- StringTokenizer tokens = new StringTokenizer(line);
- while (tokens.hasMoreTokens()) {
- String token = tokens.nextToken();
- if (Pattern.matches("atok.*setup", token) ||
- Pattern.matches("wnn.*setup", token)){
- languageEngineInfo = token.substring(0, token.indexOf("setup"));
- break;
- }
- }
- }
- }
-
- br.close();
- } catch(IOException ioex) {
- // Since this method is provided for internal testing only,
- // we dump the stack trace for the ease of debugging.
- ioex.printStackTrace();
- }
-
- imInfo = "htt " + languageEngineInfo;
- }
-
- return imInfo;
- }
-
-
- /**
- * Performs mapping from an XIM visible feedback value to Java IM highlight.
- * @return Java input method highlight
- */
- private InputMethodHighlight convertVisualFeedbackToHighlight(int feedback) {
- InputMethodHighlight highlight;
-
- switch (feedback) {
- case XIMUnderline:
- highlight = InputMethodHighlight.UNSELECTED_CONVERTED_TEXT_HIGHLIGHT;
- break;
- case XIMReverse:
- highlight = InputMethodHighlight.SELECTED_CONVERTED_TEXT_HIGHLIGHT;
- break;
- case XIMHighlight:
- highlight = InputMethodHighlight.SELECTED_RAW_TEXT_HIGHLIGHT;
- break;
- case XIMPrimary:
- highlight = InputMethodHighlight.UNSELECTED_CONVERTED_TEXT_HIGHLIGHT;
- break;
- case XIMSecondary:
- highlight = InputMethodHighlight.SELECTED_CONVERTED_TEXT_HIGHLIGHT;
- break;
- case XIMTertiary:
- highlight = InputMethodHighlight.SELECTED_RAW_TEXT_HIGHLIGHT;
- break;
- default:
- highlight = InputMethodHighlight.SELECTED_RAW_TEXT_HIGHLIGHT;
- break;
- }
- return highlight;
- }
-
- // initial capacity size for string buffer, etc.
- private static final int INITIAL_SIZE = 64;
-
- /**
- * IntBuffer is an inner class that manipulates an int array and
- * provides UNIX file io stream-like programming interfaces to
- * access it. (An alternative would be to use ArrayList which may
- * be too expensive for the work.)
- */
- private final class IntBuffer {
- private int[] intArray;
- private int size;
- private int index;
-
- IntBuffer(int initialCapacity) {
- intArray = new int[initialCapacity];
- size = 0;
- index = 0;
- }
-
- void insert(int offset, int[] values) {
- int newSize = size + values.length;
- if (intArray.length < newSize) {
- int[] newIntArray = new int[newSize * 2];
- System.arraycopy(intArray, 0, newIntArray, 0, size);
- intArray = newIntArray;
- }
- System.arraycopy(intArray, offset, intArray, offset+values.length,
- size - offset);
- System.arraycopy(values, 0, intArray, offset, values.length);
- size += values.length;
- if (index > offset)
- index = offset;
- }
-
- void remove(int offset, int length) {
- if (offset + length != size)
- System.arraycopy(intArray, offset+length, intArray, offset,
- size - offset - length);
- size -= length;
- if (index > offset)
- index = offset;
- }
-
- void replace(int offset, int[] values) {
- System.arraycopy(values, 0, intArray, offset, values.length);
- }
-
- void removeAll() {
- size = 0;
- index = 0;
- }
-
- void rewind() {
- index = 0;
- }
-
- int getNext() {
- if (index == size)
- return -1;
- return intArray[index++];
- }
-
- void unget() {
- if (index != 0)
- index--;
- }
-
- int getOffset() {
- return index;
- }
-
- public String toString() {
- StringBuffer s = new StringBuffer();
- for (int i = 0; i < size;) {
- s.append(intArray[i++]);
- if (i < size)
- s.append(",");
- }
- return s.toString();
}
}
- /*
- * Native methods
- */
- private native String resetXIC();
- private native void disposeXIC();
- private native boolean setCompositionEnabledNative(boolean enable);
- private native boolean isCompositionEnabledNative();
- private native void turnoffStatusWindow();
+ private native void setStatusAreaVisible(boolean value, long data);
}
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