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authorCarolyn MacLeod <carolyn>2008-06-04 20:45:22 +0000
committerCarolyn MacLeod <carolyn>2008-06-04 20:45:22 +0000
commit45b394fe10eb1852268eed201cf431c4774b5428 (patch)
tree00ccb791c8930d127177c0034c8ee92863d9cedc /bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/IME.java
parent5ccbc836d63be99bd6e1cf9e6c2cc8027488f31c (diff)
downloadeclipse.platform.swt-45b394fe10eb1852268eed201cf431c4774b5428.tar.gz
eclipse.platform.swt-45b394fe10eb1852268eed201cf431c4774b5428.tar.xz
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After Javadoc Bash for 3.4RC4
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/IME.java')
-rw-r--r--bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/IME.java167
1 files changed, 165 insertions, 2 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/IME.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/IME.java
index 750e1e0bb2..0daa1d3938 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/IME.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/IME.java
@@ -17,6 +17,26 @@ import org.eclipse.swt.internal.*;
import org.eclipse.swt.internal.gtk.*;
+/**
+ * Instances of this class represent input method editors.
+ * These are typically in-line pre-edit text areas that allow
+ * the user to compose characters from Far Eastern languages
+ * such as Japanese, Chinese or Korean.
+ *
+ * <dl>
+ * <dt><b>Styles:</b></dt>
+ * <dd>(none)</dd>
+ * <dt><b>Events:</b></dt>
+ * <dd>ImeComposition</dd>
+ * </dl>
+ * <p>
+ * IMPORTANT: This class is <em>not</em> intended to be subclassed.
+ * </p>
+ *
+ * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
+ *
+ * @since 3.4
+ */
public class IME extends Widget {
Canvas parent;
int caretOffset;
@@ -34,8 +54,31 @@ IME () {
}
/**
- *
- * @see SWT
+ * Constructs a new instance of this class given its parent
+ * and a style value describing its behavior and appearance.
+ * <p>
+ * The style value is either one of the style constants defined in
+ * class <code>SWT</code> which is applicable to instances of this
+ * class, or must be built by <em>bitwise OR</em>'ing together
+ * (that is, using the <code>int</code> "|" operator) two or more
+ * of those <code>SWT</code> style constants. The class description
+ * lists the style constants that are applicable to the class.
+ * Style bits are also inherited from superclasses.
+ * </p>
+ *
+ * @param parent a canvas control which will be the parent of the new instance (cannot be null)
+ * @param style the style of control to construct
+ *
+ * @exception IllegalArgumentException <ul>
+ * <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
+ * </ul>
+ * @exception SWTException <ul>
+ * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
+ * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
+ * </ul>
+ *
+ * @see Widget#checkSubclass
+ * @see Widget#getStyle
*/
public IME (Canvas parent, int style) {
super (parent, style);
@@ -51,21 +94,78 @@ void createWidget () {
}
}
+/**
+ * Returns the offset of the caret from the start of the document.
+ * The caret is within the current composition.
+ *
+ * @return the caret offset
+ *
+ * @exception SWTException <ul>
+ * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ */
public int getCaretOffset () {
checkWidget ();
return startOffset + caretOffset;
}
+/**
+ * Returns the commit count of the composition. This is the
+ * number of characters that have been composed. When the
+ * commit count is equal to the length of the composition
+ * text, then the in-line edit operation is complete.
+ *
+ * @return the commit count
+ *
+ * @exception SWTException <ul>
+ * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ *
+ * @see IME#getText
+ */
public int getCommitCount () {
checkWidget ();
return commitCount;
}
+/**
+ * Returns the offset of the composition from the start of the document.
+ * This is the start offset of the composition within the document and
+ * in not changed by the input method editor itself during the in-line edit
+ * session.
+ *
+ * @return the offset of the composition
+ *
+ * @exception SWTException <ul>
+ * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ */
public int getCompositionOffset () {
checkWidget ();
return startOffset;
}
+/**
+ * Returns the ranges for the style that should be applied during the
+ * in-line edit session.
+ * <p>
+ * The ranges array contains start and end pairs. Each pair refers to
+ * the corresponding style in the styles array. For example, the pair
+ * that starts at ranges[n] and ends at ranges[n+1] uses the style
+ * at styles[n/2] returned by <code>getStyles()</code>.
+ * </p>
+ * @return the ranges for the styles
+ *
+ * @exception SWTException <ul>
+ * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ *
+ * @see IME#getStyles
+ */
public int [] getRanges () {
checkWidget ();
if (ranges == null) return new int [0];
@@ -76,6 +176,24 @@ public int [] getRanges () {
return result;
}
+/**
+ * Returns the styles for the ranges.
+ * <p>
+ * The ranges array contains start and end pairs. Each pair refers to
+ * the corresponding style in the styles array. For example, the pair
+ * that starts at ranges[n] and ends at ranges[n+1] uses the style
+ * at styles[n/2].
+ * </p>
+ *
+ * @return the ranges for the styles
+ *
+ * @exception SWTException <ul>
+ * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ *
+ * @see IME#getRanges
+ */
public TextStyle [] getStyles () {
checkWidget ();
if (styles == null) return new TextStyle [0];
@@ -84,11 +202,40 @@ public TextStyle [] getStyles () {
return result;
}
+/**
+ * Returns the composition text.
+ * <p>
+ * The text for an IME is the characters in the widget that
+ * are in the current composition. When the commit count is
+ * equal to the length of the composition text, then the
+ * in-line edit operation is complete.
+ * </p>
+ *
+ * @return the widget text
+ *
+ * @exception SWTException <ul>
+ * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ */
public String getText () {
checkWidget ();
return text;
}
+/**
+ * Returns <code>true</code> if the caret should be wide, and
+ * <code>false</code> otherwise. In some languages, for example
+ * Korean, the caret is typically widened to the width of the
+ * current character in the in-line edit session.
+ *
+ * @return the wide caret state
+ *
+ * @exception SWTException <ul>
+ * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ */
public boolean getWideCaret () {
checkWidget ();
return false;
@@ -256,6 +403,22 @@ void releaseWidget () {
ranges = null;
}
+/**
+ * Sets the offset of the composition from the start of the document.
+ * This is the start offset of the composition within the document and
+ * in not changed by the input method editor itself during the in-line edit
+ * session but may need to be changed by clients of the IME. For example,
+ * if during an in-line edit operation, a text editor inserts characters
+ * above the IME, then the IME must be informed that the composition
+ * offset has changed.
+ *
+ * @return the offset of the composition
+ *
+ * @exception SWTException <ul>
+ * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ */
public void setCompositionOffset (int offset) {
checkWidget ();
if (offset < 0) return;