下面列出了java.awt.event.InputMethodListener#java.awt.event.InputMethodEvent 实例代码,或者点击链接到github查看源代码,也可以在右侧发表评论。
/**
* 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 long 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;
}
}
/**
* Move the insertion point one position to the left in the composed text.
* Do not let the caret move to the left of the "\\u" or "\\U".
*/
private void moveCaretLeft() {
int len = buffer.length();
if (--insertionPoint < 2) {
insertionPoint++;
beep();
} else if (format == SURROGATE_PAIR && insertionPoint == 7) {
insertionPoint = 8;
beep();
}
context.dispatchInputMethodEvent(
InputMethodEvent.CARET_POSITION_CHANGED,
null, 0,
TextHitInfo.leading(insertionPoint), null);
}
/**
* Move the insertion point one position to the left in the composed text.
* Do not let the caret move to the left of the "\\u" or "\\U".
*/
private void moveCaretLeft() {
int len = buffer.length();
if (--insertionPoint < 2) {
insertionPoint++;
beep();
} else if (format == SURROGATE_PAIR && insertionPoint == 7) {
insertionPoint = 8;
beep();
}
context.dispatchInputMethodEvent(
InputMethodEvent.CARET_POSITION_CHANGED,
null, 0,
TextHitInfo.leading(insertionPoint), null);
}
/**
* 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 long 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;
}
}
public void dispatchEvent(AWTEvent event) {
// some host input method adapters may dispatch input method events
// through the Java event queue. If the component that the event is
// intended for isn't an active client, or if we're using below-the-spot
// input, we need to dispatch this event
// to the input window. Note that that component is not necessarily the
// current client component, since we may have switched clients while
// the event was in the queue.
if (event instanceof InputMethodEvent) {
if (((Component) event.getSource()).getInputMethodRequests() == null
|| (useBelowTheSpotInput() && !dispatchingCommittedText)) {
getCompositionAreaHandler(true).processInputMethodEvent((InputMethodEvent) event);
}
} else {
// make sure we don't dispatch our own key events back to the input method
if (!dispatchingCommittedText) {
super.dispatchEvent(event);
}
}
}
public void dispatchInputMethodEvent(int id,
AttributedCharacterIterator text, int committedCharacterCount,
TextHitInfo caret, TextHitInfo visiblePosition) {
// We need to record the client component as the source so
// that we have correct information if we later have to break up this
// event into key events.
Component source;
source = getClientComponent();
if (source != null) {
InputMethodEvent event = new InputMethodEvent(source,
id, text, committedCharacterCount, caret, visiblePosition);
if (haveActiveClient() && !useBelowTheSpotInput()) {
source.dispatchEvent(event);
} else {
getCompositionAreaHandler(true).processInputMethodEvent(event);
}
}
}
public void dispatchEvent(AWTEvent event) {
// some host input method adapters may dispatch input method events
// through the Java event queue. If the component that the event is
// intended for isn't an active client, or if we're using below-the-spot
// input, we need to dispatch this event
// to the input window. Note that that component is not necessarily the
// current client component, since we may have switched clients while
// the event was in the queue.
if (event instanceof InputMethodEvent) {
if (((Component) event.getSource()).getInputMethodRequests() == null
|| (useBelowTheSpotInput() && !dispatchingCommittedText)) {
getCompositionAreaHandler(true).processInputMethodEvent((InputMethodEvent) event);
}
} else {
// make sure we don't dispatch our own key events back to the input method
if (!dispatchingCommittedText) {
super.dispatchEvent(event);
}
}
}
public void dispatchInputMethodEvent(int id,
AttributedCharacterIterator text, int committedCharacterCount,
TextHitInfo caret, TextHitInfo visiblePosition) {
// We need to record the client component as the source so
// that we have correct information if we later have to break up this
// event into key events.
Component source;
source = getClientComponent();
if (source != null) {
InputMethodEvent event = new InputMethodEvent(source,
id, text, committedCharacterCount, caret, visiblePosition);
if (haveActiveClient() && !useBelowTheSpotInput()) {
source.dispatchEvent(event);
} else {
getCompositionAreaHandler(true).processInputMethodEvent(event);
}
}
}
/**
* 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();
}
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;
}
}
/**
* 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 long 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;
}
}
public void dispatchInputMethodEvent(int id,
AttributedCharacterIterator text, int committedCharacterCount,
TextHitInfo caret, TextHitInfo visiblePosition) {
// We need to record the client component as the source so
// that we have correct information if we later have to break up this
// event into key events.
Component source;
source = getClientComponent();
if (source != null) {
InputMethodEvent event = new InputMethodEvent(source,
id, text, committedCharacterCount, caret, visiblePosition);
if (haveActiveClient() && !useBelowTheSpotInput()) {
source.dispatchEvent(event);
} else {
getCompositionAreaHandler(true).processInputMethodEvent(event);
}
}
}
/**
* 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();
}
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;
}
}
/**
* 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();
}
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;
}
}
/**
* 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 long 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;
}
}
public void dispatchInputMethodEvent(int id,
AttributedCharacterIterator text, int committedCharacterCount,
TextHitInfo caret, TextHitInfo visiblePosition) {
// We need to record the client component as the source so
// that we have correct information if we later have to break up this
// event into key events.
Component source;
source = getClientComponent();
if (source != null) {
InputMethodEvent event = new InputMethodEvent(source,
id, text, committedCharacterCount, caret, visiblePosition);
if (haveActiveClient() && !useBelowTheSpotInput()) {
source.dispatchEvent(event);
} else {
getCompositionAreaHandler(true).processInputMethodEvent(event);
}
}
}
/**
* 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();
}
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;
}
}
public void dispatchEvent(AWTEvent event) {
// some host input method adapters may dispatch input method events
// through the Java event queue. If the component that the event is
// intended for isn't an active client, or if we're using below-the-spot
// input, we need to dispatch this event
// to the input window. Note that that component is not necessarily the
// current client component, since we may have switched clients while
// the event was in the queue.
if (event instanceof InputMethodEvent) {
if (((Component) event.getSource()).getInputMethodRequests() == null
|| (useBelowTheSpotInput() && !dispatchingCommittedText)) {
getCompositionAreaHandler(true).processInputMethodEvent((InputMethodEvent) event);
}
} else {
// make sure we don't dispatch our own key events back to the input method
if (!dispatchingCommittedText) {
super.dispatchEvent(event);
}
}
}
/**
* Send the composed text to the client.
*/
private void sendComposedText() {
AttributedString as = new AttributedString(buffer.toString());
as.addAttribute(TextAttribute.INPUT_METHOD_HIGHLIGHT,
InputMethodHighlight.SELECTED_RAW_TEXT_HIGHLIGHT);
context.dispatchInputMethodEvent(
InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
as.getIterator(), 0,
TextHitInfo.leading(insertionPoint), null);
}
/**
* Move the insertion point one position to the right in the composed text.
*/
private void moveCaretRight() {
int len = buffer.length();
if (++insertionPoint > len) {
insertionPoint = len;
beep();
}
context.dispatchInputMethodEvent(
InputMethodEvent.CARET_POSITION_CHANGED,
null, 0,
TextHitInfo.leading(insertionPoint), null);
}
/**
* Move the insertion point one position to the right in the composed text.
*/
private void moveCaretRight() {
int len = buffer.length();
if (++insertionPoint > len) {
insertionPoint = len;
beep();
}
context.dispatchInputMethodEvent(
InputMethodEvent.CARET_POSITION_CHANGED,
null, 0,
TextHitInfo.leading(insertionPoint), null);
}
public void caretPositionChanged(InputMethodEvent event) {
if (compositionArea != null) {
compositionArea.setCaret(event.getCaret());
}
// event has been handled, so consume it
event.consume();
}
public void caretPositionChanged(InputMethodEvent event) {
if (compositionArea != null) {
compositionArea.setCaret(event.getCaret());
}
// event has been handled, so consume it
event.consume();
}
/**
* Send the composed text to the client.
*/
private void sendComposedText() {
AttributedString as = new AttributedString(buffer.toString());
as.addAttribute(TextAttribute.INPUT_METHOD_HIGHLIGHT,
InputMethodHighlight.SELECTED_RAW_TEXT_HIGHLIGHT);
context.dispatchInputMethodEvent(
InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
as.getIterator(), 0,
TextHitInfo.leading(insertionPoint), null);
}
void sendInputMethodEvent() {
InputMethodEvent ime = new InputMethodEvent(
ep,
InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
Hiragana_A.getIterator(),
0,
null,
null);
ep.dispatchEvent(ime);
}
public void caretPositionChanged(InputMethodEvent event) {
if (compositionArea != null) {
compositionArea.setCaret(event.getCaret());
}
// event has been handled, so consume it
event.consume();
}
/**
* Move the insertion point one position to the right in the composed text.
*/
private void moveCaretRight() {
int len = buffer.length();
if (++insertionPoint > len) {
insertionPoint = len;
beep();
}
context.dispatchInputMethodEvent(
InputMethodEvent.CARET_POSITION_CHANGED,
null, 0,
TextHitInfo.leading(insertionPoint), null);
}
void sendInputMethodEvent() {
InputMethodEvent ime = new InputMethodEvent(
ep,
InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
Hiragana_A.getIterator(),
0,
null,
null);
ep.dispatchEvent(ime);
}
void sendInputMethodEvent() {
InputMethodEvent ime = new InputMethodEvent(
ep,
InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
Hiragana_A.getIterator(),
0,
null,
null);
ep.dispatchEvent(ime);
}
public void caretPositionChanged(InputMethodEvent event) {
if (compositionArea != null) {
compositionArea.setCaret(event.getCaret());
}
// event has been handled, so consume it
event.consume();
}
/**
* Send the committed text to the client.
*/
private void sendCommittedText() {
AttributedString as = new AttributedString(buffer.toString());
context.dispatchInputMethodEvent(
InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
as.getIterator(), buffer.length(),
TextHitInfo.leading(insertionPoint), null);
buffer.setLength(0);
insertionPoint = 0;
format = UNSET;
}