am a90b7f01: Add methods to InputConnection: setComposingRegion() to select a... (4b4114d1) · Commits · e / os / android_frameworks_base

api/current.xml

+84 −0

Original line number	Diff line number	Diff line
		@@ -198082,6 +198082,19 @@
		<parameter name="flags" type="int">
		</parameter>
		</method>
		<method name="getSelectedText"
		return="java.lang.CharSequence"
		abstract="false"
		native="false"
		synchronized="false"
		static="false"
		final="false"
		deprecated="not deprecated"
		visibility="public"
		>
		<parameter name="flags" type="int">
		</parameter>
		</method>
		<method name="getTextAfterCursor"
		return="java.lang.CharSequence"
		abstract="false"
		@@ -198192,6 +198205,21 @@
		<parameter name="event" type="android.view.KeyEvent">
		</parameter>
		</method>
		<method name="setComposingRegion"
		return="boolean"
		abstract="false"
		native="false"
		synchronized="false"
		static="false"
		final="false"
		deprecated="not deprecated"
		visibility="public"
		>
		<parameter name="start" type="int">
		</parameter>
		<parameter name="end" type="int">
		</parameter>
		</method>
		<method name="setComposingSpans"
		return="void"
		abstract="false"
		@@ -199186,6 +199214,19 @@
		<parameter name="flags" type="int">
		</parameter>
		</method>
		<method name="getSelectedText"
		return="java.lang.CharSequence"
		abstract="true"
		native="false"
		synchronized="false"
		static="false"
		final="false"
		deprecated="not deprecated"
		visibility="public"
		>
		<parameter name="flags" type="int">
		</parameter>
		</method>
		<method name="getTextAfterCursor"
		return="java.lang.CharSequence"
		abstract="true"
		@@ -199283,6 +199324,21 @@
		<parameter name="event" type="android.view.KeyEvent">
		</parameter>
		</method>
		<method name="setComposingRegion"
		return="boolean"
		abstract="true"
		native="false"
		synchronized="false"
		static="false"
		final="false"
		deprecated="not deprecated"
		visibility="public"
		>
		<parameter name="start" type="int">
		</parameter>
		<parameter name="end" type="int">
		</parameter>
		</method>
		<method name="setComposingText"
		return="boolean"
		abstract="true"
		@@ -199475,6 +199531,19 @@
		<parameter name="flags" type="int">
		</parameter>
		</method>
		<method name="getSelectedText"
		return="java.lang.CharSequence"
		abstract="false"
		native="false"
		synchronized="false"
		static="false"
		final="false"
		deprecated="not deprecated"
		visibility="public"
		>
		<parameter name="flags" type="int">
		</parameter>
		</method>
		<method name="getTextAfterCursor"
		return="java.lang.CharSequence"
		abstract="false"
		@@ -199572,6 +199641,21 @@
		<parameter name="event" type="android.view.KeyEvent">
		</parameter>
		</method>
		<method name="setComposingRegion"
		return="boolean"
		abstract="false"
		native="false"
		synchronized="false"
		static="false"
		final="false"
		deprecated="not deprecated"
		visibility="public"
		>
		<parameter name="start" type="int">
		</parameter>
		<parameter name="end" type="int">
		</parameter>
		</method>
		<method name="setComposingText"
		return="boolean"
		abstract="false"

core/java/android/view/inputmethod/BaseInputConnection.java

+96 −29

Original line number	Diff line number	Diff line
		@@ -86,7 +86,12 @@ public class BaseInputConnection implements InputConnection {
		}

		public static void setComposingSpans(Spannable text) {
		final Object[] sps = text.getSpans(0, text.length(), Object.class);
		setComposingSpans(text, 0, text.length());
		}

		/** @hide */
		public static void setComposingSpans(Spannable text, int start, int end) {
		final Object[] sps = text.getSpans(start, end, Object.class);
		if (sps != null) {
		for (int i=sps.length-1; i>=0; i--) {
		final Object o = sps[i];
		@@ -94,18 +99,19 @@ public class BaseInputConnection implements InputConnection {
		text.removeSpan(o);
		continue;
		}

		final int fl = text.getSpanFlags(o);
		if ((fl&(Spanned.SPAN_COMPOSING\|Spanned.SPAN_POINT_MARK_MASK))
		!= (Spanned.SPAN_COMPOSING\|Spanned.SPAN_EXCLUSIVE_EXCLUSIVE)) {
		text.setSpan(o, text.getSpanStart(o), text.getSpanEnd(o),
		(fl&Spanned.SPAN_POINT_MARK_MASK)
		(fl & ~Spanned.SPAN_POINT_MARK_MASK)
		\| Spanned.SPAN_COMPOSING
		\| Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
		}
		}
		}

		text.setSpan(COMPOSING, 0, text.length(),
		text.setSpan(COMPOSING, start, end,
		Spanned.SPAN_EXCLUSIVE_EXCLUSIVE \| Spanned.SPAN_COMPOSING);
		}

		@@ -311,6 +317,31 @@ public class BaseInputConnection implements InputConnection {
		return TextUtils.substring(content, a - length, a);
		}

		/**
		* The default implementation returns the text currently selected, or null if none is
		* selected.
		*/
		public CharSequence getSelectedText(int flags) {
		final Editable content = getEditable();
		if (content == null) return null;

		int a = Selection.getSelectionStart(content);
		int b = Selection.getSelectionEnd(content);

		if (a > b) {
		int tmp = a;
		a = b;
		b = tmp;
		}

		if (a == b) return null;

		if ((flags&GET_TEXT_WITH_STYLES) != 0) {
		return content.subSequence(a, b);
		}
		return TextUtils.substring(content, a, b);
		}

		/**
		* The default implementation returns the given amount of text from the
		* current cursor position in the buffer.
		@@ -385,6 +416,38 @@ public class BaseInputConnection implements InputConnection {
		return true;
		}

		public boolean setComposingRegion(int start, int end) {
		final Editable content = getEditable();
		if (content != null) {
		beginBatchEdit();
		removeComposingSpans(content);
		int a = start;
		int b = end;
		if (a > b) {
		int tmp = a;
		a = b;
		b = tmp;
		}
		if (a < 0) a = 0;
		if (b > content.length()) b = content.length();

		ensureDefaultComposingSpans();
		if (mDefaultComposingSpans != null) {
		for (int i = 0; i < mDefaultComposingSpans.length; ++i) {
		content.setSpan(mDefaultComposingSpans[i], a, b,
		Spanned.SPAN_EXCLUSIVE_EXCLUSIVE \| Spanned.SPAN_COMPOSING);
		}
		}

		content.setSpan(COMPOSING, a, b,
		Spanned.SPAN_EXCLUSIVE_EXCLUSIVE \| Spanned.SPAN_COMPOSING);

		endBatchEdit();
		sendCurrentText();
		}
		return true;
		}

		/**
		* The default implementation changes the selection position in the
		* current editable text.
		@@ -480,6 +543,31 @@ public class BaseInputConnection implements InputConnection {
		}
		}

		private void ensureDefaultComposingSpans() {
		if (mDefaultComposingSpans == null) {
		Context context;
		if (mTargetView != null) {
		context = mTargetView.getContext();
		} else if (mIMM.mServedView != null) {
		context = mIMM.mServedView.getContext();
		} else {
		context = null;
		}
		if (context != null) {
		TypedArray ta = context.getTheme()
		.obtainStyledAttributes(new int[] {
		com.android.internal.R.attr.candidatesTextStyleSpans
		});
		CharSequence style = ta.getText(0);
		ta.recycle();
		if (style != null && style instanceof Spanned) {
		mDefaultComposingSpans = ((Spanned)style).getSpans(
		0, style.length(), Object.class);
		}
		}
		}
		}

		private void replaceText(CharSequence text, int newCursorPosition,
		boolean composing) {
		final Editable content = getEditable();
		@@ -520,32 +608,11 @@ public class BaseInputConnection implements InputConnection {
		if (!(text instanceof Spannable)) {
		sp = new SpannableStringBuilder(text);
		text = sp;
		if (mDefaultComposingSpans == null) {
		Context context;
		if (mTargetView != null) {
		context = mTargetView.getContext();
		} else if (mIMM.mServedView != null) {
		context = mIMM.mServedView.getContext();
		} else {
		context = null;
		}
		if (context != null) {
		TypedArray ta = context.getTheme()
		.obtainStyledAttributes(new int[] {
		com.android.internal.R.attr.candidatesTextStyleSpans
		});
		CharSequence style = ta.getText(0);
		ta.recycle();
		if (style != null && style instanceof Spanned) {
		mDefaultComposingSpans = ((Spanned)style).getSpans(
		0, style.length(), Object.class);
		}
		}
		}
		ensureDefaultComposingSpans();
		if (mDefaultComposingSpans != null) {
		for (int i = 0; i < mDefaultComposingSpans.length; ++i) {
		sp.setSpan(mDefaultComposingSpans[i], 0, sp.length(),
		Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
		Spanned.SPAN_EXCLUSIVE_EXCLUSIVE \| Spanned.SPAN_COMPOSING);
		}
		}
		} else {

core/java/android/view/inputmethod/InputConnection.java

+27 −0

Original line number	Diff line number	Diff line
		@@ -79,6 +79,21 @@ public interface InputConnection {
		*/
		public CharSequence getTextAfterCursor(int n, int flags);

		/**
		* Gets the selected text, if any.
		*
		* <p>This method may fail if either the input connection has become
		* invalid (such as its process crashing) or the client is taking too
		* long to respond with the text (it is given a couple of seconds to return).
		* In either case, a null is returned.
		*
		* @param flags Supplies additional options controlling how the text is
		* returned. May be either 0 or {@link #GET_TEXT_WITH_STYLES}.
		* @return Returns the text that is currently selected, if any, or null if
		* no text is selected.
		*/
		public CharSequence getSelectedText(int flags);

		/**
		* Retrieve the current capitalization mode in effect at the current
		* cursor position in the text. See
		@@ -161,6 +176,18 @@ public interface InputConnection {
		*/
		public boolean setComposingText(CharSequence text, int newCursorPosition);

		/**
		* Mark a certain region of text as composing text. Any composing text set
		* previously will be removed automatically. The default style for composing
		* text is used.
		*
		* @param start the position in the text at which the composing region begins
		* @param end the position in the text at which the composing region ends
		* @return Returns true on success, false if the input connection is no longer
		* valid.
		*/
		public boolean setComposingRegion(int start, int end);

		/**
		* Have the text editor finish whatever composing text is currently
		* active. This simply leaves the text as-is, removing any special

core/java/android/view/inputmethod/InputConnectionWrapper.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -50,6 +50,10 @@ public class InputConnectionWrapper implements InputConnection {
		return mTarget.getTextAfterCursor(n, flags);
		}

		public CharSequence getSelectedText(int flags) {
		return mTarget.getSelectedText(flags);
		}

		public int getCursorCapsMode(int reqModes) {
		return mTarget.getCursorCapsMode(reqModes);
		}
		@@ -67,6 +71,10 @@ public class InputConnectionWrapper implements InputConnection {
		return mTarget.setComposingText(text, newCursorPosition);
		}

		public boolean setComposingRegion(int start, int end) {
		return mTarget.setComposingRegion(start, end);
		}

		public boolean finishComposingText() {
		return mTarget.finishComposingText();
		}

core/java/com/android/internal/view/IInputConnectionWrapper.java

+37 −2

Original line number	Diff line number	Diff line
		@@ -34,6 +34,7 @@ public class IInputConnectionWrapper extends IInputContext.Stub {

		private static final int DO_GET_TEXT_AFTER_CURSOR = 10;
		private static final int DO_GET_TEXT_BEFORE_CURSOR = 20;
		private static final int DO_GET_SELECTED_TEXT = 25;
		private static final int DO_GET_CURSOR_CAPS_MODE = 30;
		private static final int DO_GET_EXTRACTED_TEXT = 40;
		private static final int DO_COMMIT_TEXT = 50;
		@@ -42,6 +43,7 @@ public class IInputConnectionWrapper extends IInputContext.Stub {
		private static final int DO_PERFORM_EDITOR_ACTION = 58;
		private static final int DO_PERFORM_CONTEXT_MENU_ACTION = 59;
		private static final int DO_SET_COMPOSING_TEXT = 60;
		private static final int DO_SET_COMPOSING_REGION = 63;
		private static final int DO_FINISH_COMPOSING_TEXT = 65;
		private static final int DO_SEND_KEY_EVENT = 70;
		private static final int DO_DELETE_SURROUNDING_TEXT = 80;
		@@ -92,6 +94,10 @@ public class IInputConnectionWrapper extends IInputContext.Stub {
		dispatchMessage(obtainMessageIISC(DO_GET_TEXT_BEFORE_CURSOR, length, flags, seq, callback));
		}

		public void getSelectedText(int flags, int seq, IInputContextCallback callback) {
		dispatchMessage(obtainMessageISC(DO_GET_SELECTED_TEXT, flags, seq, callback));
		}

		public void getCursorCapsMode(int reqModes, int seq, IInputContextCallback callback) {
		dispatchMessage(obtainMessageISC(DO_GET_CURSOR_CAPS_MODE, reqModes, seq, callback));
		}
		@@ -122,6 +128,10 @@ public class IInputConnectionWrapper extends IInputContext.Stub {
		dispatchMessage(obtainMessageII(DO_PERFORM_CONTEXT_MENU_ACTION, id, 0));
		}

		public void setComposingRegion(int start, int end) {
		dispatchMessage(obtainMessageII(DO_SET_COMPOSING_REGION, start, end));
		}

		public void setComposingText(CharSequence text, int newCursorPosition) {
		dispatchMessage(obtainMessageIO(DO_SET_COMPOSING_TEXT, newCursorPosition, text));
		}
		@@ -206,6 +216,22 @@ public class IInputConnectionWrapper extends IInputContext.Stub {
		}
		return;
		}
		case DO_GET_SELECTED_TEXT: {
		SomeArgs args = (SomeArgs)msg.obj;
		try {
		InputConnection ic = mInputConnection.get();
		if (ic == null \|\| !isActive()) {
		Log.w(TAG, "getSelectedText on inactive InputConnection");
		args.callback.setSelectedText(null, args.seq);
		return;
		}
		args.callback.setSelectedText(ic.getSelectedText(
		msg.arg1), args.seq);
		} catch (RemoteException e) {
		Log.w(TAG, "Got RemoteException calling setSelectedText", e);
		}
		return;
		}
		case DO_GET_CURSOR_CAPS_MODE: {
		SomeArgs args = (SomeArgs)msg.obj;
		try {
		@@ -292,6 +318,15 @@ public class IInputConnectionWrapper extends IInputContext.Stub {
		ic.setComposingText((CharSequence)msg.obj, msg.arg1);
		return;
		}
		case DO_SET_COMPOSING_REGION: {
		InputConnection ic = mInputConnection.get();
		if (ic == null \|\| !isActive()) {
		Log.w(TAG, "setComposingRegion on inactive InputConnection");
		return;
		}
		ic.setComposingRegion(msg.arg1, msg.arg2);
		return;
		}
		case DO_FINISH_COMPOSING_TEXT: {
		InputConnection ic = mInputConnection.get();
		// Note we do NOT check isActive() here, because this is safe