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-rw-r--r--java/src/com/android/inputmethod/latin/TextEntryState.java358
1 files changed, 148 insertions, 210 deletions
diff --git a/java/src/com/android/inputmethod/latin/TextEntryState.java b/java/src/com/android/inputmethod/latin/TextEntryState.java
index f571f26d5..63196430b 100644
--- a/java/src/com/android/inputmethod/latin/TextEntryState.java
+++ b/java/src/com/android/inputmethod/latin/TextEntryState.java
@@ -16,117 +16,39 @@
package com.android.inputmethod.latin;
-import com.android.inputmethod.keyboard.Key;
-
-import android.content.Context;
-import android.text.format.DateFormat;
import android.util.Log;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.Calendar;
-
public class TextEntryState {
-
- private static final boolean DBG = false;
-
- private static final String TAG = "TextEntryState";
-
- private static boolean LOGGING = false;
-
- private static int sBackspaceCount = 0;
-
- private static int sAutoSuggestCount = 0;
-
- private static int sAutoSuggestUndoneCount = 0;
-
- private static int sManualSuggestCount = 0;
-
- private static int sWordNotInDictionaryCount = 0;
-
- private static int sSessionCount = 0;
-
- private static int sTypedChars;
-
- private static int sActualChars;
-
- public enum State {
- UNKNOWN,
- START,
- IN_WORD,
- ACCEPTED_DEFAULT,
- PICKED_SUGGESTION,
- PUNCTUATION_AFTER_WORD,
- PUNCTUATION_AFTER_ACCEPTED,
- SPACE_AFTER_ACCEPTED,
- SPACE_AFTER_PICKED,
- UNDO_COMMIT,
- CORRECTING,
- PICKED_CORRECTION,
+ private static final String TAG = TextEntryState.class.getSimpleName();
+ private static final boolean DEBUG = false;
+
+ private static final int UNKNOWN = 0;
+ private static final int START = 1;
+ private static final int IN_WORD = 2;
+ private static final int ACCEPTED_DEFAULT = 3;
+ private static final int PICKED_SUGGESTION = 4;
+ private static final int PUNCTUATION_AFTER_WORD = 5;
+ private static final int PUNCTUATION_AFTER_ACCEPTED = 6;
+ private static final int SPACE_AFTER_ACCEPTED = 7;
+ private static final int SPACE_AFTER_PICKED = 8;
+ private static final int UNDO_COMMIT = 9;
+ private static final int RECORRECTING = 10;
+ private static final int PICKED_RECORRECTION = 11;
+
+ private static int sState = UNKNOWN;
+ private static int sPreviousState = UNKNOWN;
+
+ private static void setState(final int newState) {
+ sPreviousState = sState;
+ sState = newState;
}
- private static State sState = State.UNKNOWN;
-
- private static FileOutputStream sKeyLocationFile;
- private static FileOutputStream sUserActionFile;
-
- public static void newSession(Context context) {
- sSessionCount++;
- sAutoSuggestCount = 0;
- sBackspaceCount = 0;
- sAutoSuggestUndoneCount = 0;
- sManualSuggestCount = 0;
- sWordNotInDictionaryCount = 0;
- sTypedChars = 0;
- sActualChars = 0;
- sState = State.START;
-
- if (LOGGING) {
- try {
- sKeyLocationFile = context.openFileOutput("key.txt", Context.MODE_APPEND);
- sUserActionFile = context.openFileOutput("action.txt", Context.MODE_APPEND);
- } catch (IOException ioe) {
- Log.e("TextEntryState", "Couldn't open file for output: " + ioe);
- }
- }
- }
-
- public static void endSession() {
- if (sKeyLocationFile == null) {
- return;
- }
- try {
- sKeyLocationFile.close();
- // Write to log file
- // Write timestamp, settings,
- String out = DateFormat.format("MM:dd hh:mm:ss", Calendar.getInstance().getTime())
- .toString()
- + " BS: " + sBackspaceCount
- + " auto: " + sAutoSuggestCount
- + " manual: " + sManualSuggestCount
- + " typed: " + sWordNotInDictionaryCount
- + " undone: " + sAutoSuggestUndoneCount
- + " saved: " + ((float) (sActualChars - sTypedChars) / sActualChars)
- + "\n";
- sUserActionFile.write(out.getBytes());
- sUserActionFile.close();
- sKeyLocationFile = null;
- sUserActionFile = null;
- } catch (IOException ioe) {
- // ignore
- }
- }
-
public static void acceptedDefault(CharSequence typedWord, CharSequence actualWord) {
if (typedWord == null) return;
- if (!typedWord.equals(actualWord)) {
- sAutoSuggestCount++;
- }
- sTypedChars += typedWord.length();
- sActualChars += actualWord.length();
- sState = State.ACCEPTED_DEFAULT;
+ setState(ACCEPTED_DEFAULT);
LatinImeLogger.logOnAutoSuggestion(typedWord.toString(), actualWord.toString());
- displayState();
+ if (DEBUG)
+ displayState("acceptedDefault", "typedWord", typedWord, "actualWord", actualWord);
}
// State.ACCEPTED_DEFAULT will be changed to other sub-states
@@ -138,151 +60,167 @@ public class TextEntryState {
case SPACE_AFTER_ACCEPTED:
case PUNCTUATION_AFTER_ACCEPTED:
case IN_WORD:
- sState = State.ACCEPTED_DEFAULT;
+ setState(ACCEPTED_DEFAULT);
break;
default:
break;
}
- displayState();
+ if (DEBUG) displayState("backToAcceptedDefault", "typedWord", typedWord);
}
- public static void acceptedTyped(@SuppressWarnings("unused") CharSequence typedWord) {
- sWordNotInDictionaryCount++;
- sState = State.PICKED_SUGGESTION;
- displayState();
+ public static void acceptedTyped(CharSequence typedWord) {
+ setState(PICKED_SUGGESTION);
+ if (DEBUG) displayState("acceptedTyped", "typedWord", typedWord);
}
public static void acceptedSuggestion(CharSequence typedWord, CharSequence actualWord) {
- sManualSuggestCount++;
- State oldState = sState;
- if (typedWord.equals(actualWord)) {
- acceptedTyped(typedWord);
- }
- if (oldState == State.CORRECTING || oldState == State.PICKED_CORRECTION) {
- sState = State.PICKED_CORRECTION;
+ if (sState == RECORRECTING || sState == PICKED_RECORRECTION) {
+ setState(PICKED_RECORRECTION);
} else {
- sState = State.PICKED_SUGGESTION;
+ setState(PICKED_SUGGESTION);
}
- displayState();
+ if (DEBUG)
+ displayState("acceptedSuggestion", "typedWord", typedWord, "actualWord", actualWord);
}
- public static void selectedForCorrection() {
- sState = State.CORRECTING;
- displayState();
+ public static void selectedForRecorrection() {
+ setState(RECORRECTING);
+ if (DEBUG) displayState("selectedForRecorrection");
}
- public static void onAbortCorrection() {
- if (isCorrecting()) {
- sState = State.START;
+ public static void onAbortRecorrection() {
+ if (sState == RECORRECTING || sState == PICKED_RECORRECTION) {
+ setState(START);
}
- displayState();
+ if (DEBUG) displayState("onAbortRecorrection");
}
public static void typedCharacter(char c, boolean isSeparator) {
- boolean isSpace = c == ' ';
+ final boolean isSpace = (c == ' ');
switch (sState) {
- case IN_WORD:
- if (isSpace || isSeparator) {
- sState = State.START;
- } else {
- // State hasn't changed.
- }
- break;
- case ACCEPTED_DEFAULT:
- case SPACE_AFTER_PICKED:
- if (isSpace) {
- sState = State.SPACE_AFTER_ACCEPTED;
- } else if (isSeparator) {
- sState = State.PUNCTUATION_AFTER_ACCEPTED;
- } else {
- sState = State.IN_WORD;
- }
- break;
- case PICKED_SUGGESTION:
- case PICKED_CORRECTION:
- if (isSpace) {
- sState = State.SPACE_AFTER_PICKED;
- } else if (isSeparator) {
- // Swap
- sState = State.PUNCTUATION_AFTER_ACCEPTED;
- } else {
- sState = State.IN_WORD;
- }
- break;
- case START:
- case UNKNOWN:
- case SPACE_AFTER_ACCEPTED:
- case PUNCTUATION_AFTER_ACCEPTED:
- case PUNCTUATION_AFTER_WORD:
- if (!isSpace && !isSeparator) {
- sState = State.IN_WORD;
- } else {
- sState = State.START;
- }
- break;
- case UNDO_COMMIT:
- if (isSpace || isSeparator) {
- sState = State.ACCEPTED_DEFAULT;
- } else {
- sState = State.IN_WORD;
- }
- break;
- case CORRECTING:
- sState = State.START;
- break;
+ case IN_WORD:
+ if (isSpace || isSeparator) {
+ setState(START);
+ } else {
+ // State hasn't changed.
+ }
+ break;
+ case ACCEPTED_DEFAULT:
+ case SPACE_AFTER_PICKED:
+ case PUNCTUATION_AFTER_ACCEPTED:
+ if (isSpace) {
+ setState(SPACE_AFTER_ACCEPTED);
+ } else if (isSeparator) {
+ // Swap
+ setState(PUNCTUATION_AFTER_ACCEPTED);
+ } else {
+ setState(IN_WORD);
+ }
+ break;
+ case PICKED_SUGGESTION:
+ case PICKED_RECORRECTION:
+ if (isSpace) {
+ setState(SPACE_AFTER_PICKED);
+ } else if (isSeparator) {
+ // Swap
+ setState(PUNCTUATION_AFTER_ACCEPTED);
+ } else {
+ setState(IN_WORD);
+ }
+ break;
+ case START:
+ case UNKNOWN:
+ case SPACE_AFTER_ACCEPTED:
+ case PUNCTUATION_AFTER_WORD:
+ if (!isSpace && !isSeparator) {
+ setState(IN_WORD);
+ } else {
+ setState(START);
+ }
+ break;
+ case UNDO_COMMIT:
+ if (isSpace || isSeparator) {
+ setState(ACCEPTED_DEFAULT);
+ } else {
+ setState(IN_WORD);
+ }
+ break;
+ case RECORRECTING:
+ setState(START);
+ break;
}
- displayState();
+ if (DEBUG) displayState("typedCharacter", "char", c, "isSeparator", isSeparator);
}
public static void backspace() {
- if (sState == State.ACCEPTED_DEFAULT) {
- sState = State.UNDO_COMMIT;
- sAutoSuggestUndoneCount++;
+ if (sState == ACCEPTED_DEFAULT) {
+ setState(UNDO_COMMIT);
LatinImeLogger.logOnAutoSuggestionCanceled();
- } else if (sState == State.UNDO_COMMIT) {
- sState = State.IN_WORD;
+ } else if (sState == UNDO_COMMIT) {
+ setState(IN_WORD);
}
- sBackspaceCount++;
- displayState();
+ if (DEBUG) displayState("backspace");
}
public static void reset() {
- sState = State.START;
- displayState();
+ setState(START);
+ if (DEBUG) displayState("reset");
}
- public static State getState() {
- if (DBG) {
- Log.d(TAG, "Returning state = " + sState);
- }
- return sState;
+ public static boolean isAcceptedDefault() {
+ return sState == ACCEPTED_DEFAULT;
}
- public static boolean isCorrecting() {
- return sState == State.CORRECTING || sState == State.PICKED_CORRECTION;
+ public static boolean isSpaceAfterPicked() {
+ return sState == SPACE_AFTER_PICKED;
}
- public static void keyPressedAt(Key key, int x, int y) {
- if (LOGGING && sKeyLocationFile != null && key.mCode >= 32) {
- String out =
- "KEY: " + (char) key.mCode
- + " X: " + x
- + " Y: " + y
- + " MX: " + (key.mX + key.mWidth / 2)
- + " MY: " + (key.mY + key.mHeight / 2)
- + "\n";
- try {
- sKeyLocationFile.write(out.getBytes());
- } catch (IOException ioe) {
- // TODO: May run out of space
- }
+ public static boolean isUndoCommit() {
+ return sState == UNDO_COMMIT;
+ }
+
+ public static boolean isPunctuationAfterAccepted() {
+ return sState == PUNCTUATION_AFTER_ACCEPTED;
+ }
+
+ public static boolean isRecorrecting() {
+ return sState == RECORRECTING || sState == PICKED_RECORRECTION;
+ }
+
+ public static String getState() {
+ return stateName(sState);
+ }
+
+ private static String stateName(int state) {
+ switch (state) {
+ case START: return "START";
+ case IN_WORD: return "IN_WORD";
+ case ACCEPTED_DEFAULT: return "ACCEPTED_DEFAULT";
+ case PICKED_SUGGESTION: return "PICKED_SUGGESTION";
+ case PUNCTUATION_AFTER_WORD: return "PUNCTUATION_AFTER_WORD";
+ case PUNCTUATION_AFTER_ACCEPTED: return "PUNCTUATION_AFTER_ACCEPTED";
+ case SPACE_AFTER_ACCEPTED: return "SPACE_AFTER_ACCEPTED";
+ case SPACE_AFTER_PICKED: return "SPACE_AFTER_PICKED";
+ case UNDO_COMMIT: return "UNDO_COMMIT";
+ case RECORRECTING: return "RECORRECTING";
+ case PICKED_RECORRECTION: return "PICKED_RECORRECTION";
+ default: return "UNKNOWN";
}
}
- private static void displayState() {
- if (DBG) {
- Log.d(TAG, "State = " + sState);
+ private static void displayState(String title, Object ... args) {
+ final StringBuilder sb = new StringBuilder(title);
+ sb.append(':');
+ for (int i = 0; i < args.length; i += 2) {
+ sb.append(' ');
+ sb.append(args[i]);
+ sb.append('=');
+ sb.append(args[i+1].toString());
}
+ sb.append(" state=");
+ sb.append(stateName(sState));
+ sb.append(" previous=");
+ sb.append(stateName(sPreviousState));
+ Log.d(TAG, sb.toString());
}
}
-