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[HW13] Split up onCodeInput 

Change-Id: I503c5403dcaea5db632eba85ae3fae9ba9a1f946
main
Jean Chalard 2014-08-04 22:04:31 +09:00
parent 85b7b967b7
commit a88e95e07e
1 changed files with 164 additions and 110 deletions
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274
java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
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@ -426,119 +426,16 @@ public final class InputLogic {
cancelDoubleSpacePeriodCountdown();
}
boolean didAutoCorrect = false;
final boolean didAutoCorrect;
if (processedEvent.isConsumed()) {
// A consumed event may have text to commit and an update to the composing state, so
// we evaluate both. With some combiners, it's possible than an event contains both
// and we enter both of the following if clauses.
final CharSequence textToCommit = processedEvent.getTextToCommit();
if (!TextUtils.isEmpty(textToCommit)) {
mConnection.commitText(textToCommit, 1);
inputTransaction.setDidAffectContents();
}
if (mWordComposer.isComposingWord()) {
mConnection.setComposingText(mWordComposer.getTypedWord(), 1);
inputTransaction.setDidAffectContents();
inputTransaction.setRequiresUpdateSuggestions();
}
handleConsumedEvent(inputTransaction);
didAutoCorrect = false;
} else if (processedEvent.isFunctionalKeyEvent()) {
// A special key, like delete, shift, emoji, or the settings key.
switch (processedEvent.mKeyCode) {
case Constants.CODE_DELETE:
handleBackspace(inputTransaction, currentKeyboardScriptId);
// Backspace is a functional key, but it affects the contents of the editor.
inputTransaction.setDidAffectContents();
break;
case Constants.CODE_SHIFT:
performRecapitalization(inputTransaction.mSettingsValues);
inputTransaction.requireShiftUpdate(InputTransaction.SHIFT_UPDATE_NOW);
if (mSuggestedWords.mIsPrediction) {
inputTransaction.setRequiresUpdateSuggestions();
}
break;
case Constants.CODE_CAPSLOCK:
// Note: Changing keyboard to shift lock state is handled in
// {@link KeyboardSwitcher#onCodeInput(int)}.
break;
case Constants.CODE_SYMBOL_SHIFT:
// Note: Calling back to the keyboard on the symbol Shift key is handled in
// {@link #onPressKey(int,int,boolean)} and {@link #onReleaseKey(int,boolean)}.
break;
case Constants.CODE_SWITCH_ALPHA_SYMBOL:
// Note: Calling back to the keyboard on symbol key is handled in
// {@link #onPressKey(int,int,boolean)} and {@link #onReleaseKey(int,boolean)}.
break;
case Constants.CODE_SETTINGS:
onSettingsKeyPressed();
break;
case Constants.CODE_SHORTCUT:
// We need to switch to the shortcut IME. This is handled by LatinIME since the
// input logic has no business with IME switching.
break;
case Constants.CODE_ACTION_NEXT:
performEditorAction(EditorInfo.IME_ACTION_NEXT);
break;
case Constants.CODE_ACTION_PREVIOUS:
performEditorAction(EditorInfo.IME_ACTION_PREVIOUS);
break;
case Constants.CODE_LANGUAGE_SWITCH:
handleLanguageSwitchKey();
break;
case Constants.CODE_EMOJI:
// Note: Switching emoji keyboard is being handled in
// {@link KeyboardState#onCodeInput(int,int)}.
break;
case Constants.CODE_ALPHA_FROM_EMOJI:
// Note: Switching back from Emoji keyboard to the main keyboard is being
// handled in {@link KeyboardState#onCodeInput(int,int)}.
break;
case Constants.CODE_SHIFT_ENTER:
// TODO: remove this object
final Event tmpEvent = Event.createSoftwareKeypressEvent(Constants.CODE_ENTER,
processedEvent.mKeyCode, processedEvent.mX, processedEvent.mY,
processedEvent.isKeyRepeat());
final InputTransaction tmpTransaction = new InputTransaction(
inputTransaction.mSettingsValues, tmpEvent,
inputTransaction.mTimestamp, inputTransaction.mSpaceState,
inputTransaction.mShiftState);
didAutoCorrect = handleNonSpecialCharacter(tmpTransaction, handler);
// Shift + Enter is treated as a functional key but it results in adding a new
// line, so that does affect the contents of the editor.
inputTransaction.setDidAffectContents();
break;
default:
throw new RuntimeException("Unknown key code : " + processedEvent.mKeyCode);
}
didAutoCorrect = handleFunctionalEventAndReturnIfDidAutoCorrect(inputTransaction,
currentKeyboardScriptId, handler);
} else {
inputTransaction.setDidAffectContents();
switch (processedEvent.mCodePoint) {
case Constants.CODE_ENTER:
final EditorInfo editorInfo = getCurrentInputEditorInfo();
final int imeOptionsActionId =
InputTypeUtils.getImeOptionsActionIdFromEditorInfo(editorInfo);
if (InputTypeUtils.IME_ACTION_CUSTOM_LABEL == imeOptionsActionId) {
// Either we have an actionLabel and we should performEditorAction with
// actionId regardless of its value.
performEditorAction(editorInfo.actionId);
} else if (EditorInfo.IME_ACTION_NONE != imeOptionsActionId) {
// We didn't have an actionLabel, but we had another action to execute.
// EditorInfo.IME_ACTION_NONE explicitly means no action. In contrast,
// EditorInfo.IME_ACTION_UNSPECIFIED is the default value for an action, so it
// means there should be an action and the app didn't bother to set a specific
// code for it - presumably it only handles one. It does not have to be treated
// in any specific way: anything that is not IME_ACTION_NONE should be sent to
// performEditorAction.
performEditorAction(imeOptionsActionId);
} else {
// No action label, and the action from imeOptions is NONE: this is a regular
// enter key that should input a carriage return.
didAutoCorrect = handleNonSpecialCharacter(inputTransaction, handler);
}
break;
default:
didAutoCorrect = handleNonSpecialCharacter(inputTransaction, handler);
break;
}
didAutoCorrect = handleNonFunctionalEventAndReturnIfDidAutoCorrect(inputTransaction,
handler);
}
if (!didAutoCorrect && processedEvent.mKeyCode != Constants.CODE_SHIFT
&& processedEvent.mKeyCode != Constants.CODE_CAPSLOCK
@ -685,6 +582,163 @@ public final class InputLogic {
}
}
/**
* Handle a consumed event.
*
* Consumed events represent events that have already been consumed, typically by the
* combining chain.
*
* @param inputTransaction The transaction in progress.
*/
private void handleConsumedEvent(final InputTransaction inputTransaction) {
// A consumed event may have text to commit and an update to the composing state, so
// we evaluate both. With some combiners, it's possible than an event contains both
// and we enter both of the following if clauses.
final CharSequence textToCommit = inputTransaction.mEvent.getTextToCommit();
if (!TextUtils.isEmpty(textToCommit)) {
mConnection.commitText(textToCommit, 1);
inputTransaction.setDidAffectContents();
}
if (mWordComposer.isComposingWord()) {
mConnection.setComposingText(mWordComposer.getTypedWord(), 1);
inputTransaction.setDidAffectContents();
inputTransaction.setRequiresUpdateSuggestions();
}
}
/**
* Handle a functional key event.
*
* A functional event is a special key, like delete, shift, emoji, or the settings key.
* Non-special keys are those that generate a single code point.
* This includes all letters, digits, punctuation, separators, emoji. It excludes keys that
* manage keyboard-related stuff like shift, language switch, settings, layout switch, or
* any key that results in multiple code points like the ".com" key.
*
* @param inputTransaction The transaction in progress.
* @return whether this caused an auto-correction to happen.
*/
private boolean handleFunctionalEventAndReturnIfDidAutoCorrect(
final InputTransaction inputTransaction,
// TODO: remove these arguments
final int currentKeyboardScriptId, final LatinIME.UIHandler handler) {
final Event event = inputTransaction.mEvent;
boolean didAutoCorrect = false;
switch (event.mKeyCode) {
case Constants.CODE_DELETE:
handleBackspace(inputTransaction, currentKeyboardScriptId);
// Backspace is a functional key, but it affects the contents of the editor.
inputTransaction.setDidAffectContents();
break;
case Constants.CODE_SHIFT:
performRecapitalization(inputTransaction.mSettingsValues);
inputTransaction.requireShiftUpdate(InputTransaction.SHIFT_UPDATE_NOW);
if (mSuggestedWords.mIsPrediction) {
inputTransaction.setRequiresUpdateSuggestions();
}
break;
case Constants.CODE_CAPSLOCK:
// Note: Changing keyboard to shift lock state is handled in
// {@link KeyboardSwitcher#onCodeInput(int)}.
break;
case Constants.CODE_SYMBOL_SHIFT:
// Note: Calling back to the keyboard on the symbol Shift key is handled in
// {@link #onPressKey(int,int,boolean)} and {@link #onReleaseKey(int,boolean)}.
break;
case Constants.CODE_SWITCH_ALPHA_SYMBOL:
// Note: Calling back to the keyboard on symbol key is handled in
// {@link #onPressKey(int,int,boolean)} and {@link #onReleaseKey(int,boolean)}.
break;
case Constants.CODE_SETTINGS:
onSettingsKeyPressed();
break;
case Constants.CODE_SHORTCUT:
// We need to switch to the shortcut IME. This is handled by LatinIME since the
// input logic has no business with IME switching.
break;
case Constants.CODE_ACTION_NEXT:
performEditorAction(EditorInfo.IME_ACTION_NEXT);
break;
case Constants.CODE_ACTION_PREVIOUS:
performEditorAction(EditorInfo.IME_ACTION_PREVIOUS);
break;
case Constants.CODE_LANGUAGE_SWITCH:
handleLanguageSwitchKey();
break;
case Constants.CODE_EMOJI:
// Note: Switching emoji keyboard is being handled in
// {@link KeyboardState#onCodeInput(int,int)}.
break;
case Constants.CODE_ALPHA_FROM_EMOJI:
// Note: Switching back from Emoji keyboard to the main keyboard is being
// handled in {@link KeyboardState#onCodeInput(int,int)}.
break;
case Constants.CODE_SHIFT_ENTER:
// TODO: remove this object
final Event tmpEvent = Event.createSoftwareKeypressEvent(Constants.CODE_ENTER,
event.mKeyCode, event.mX, event.mY, event.isKeyRepeat());
final InputTransaction tmpTransaction = new InputTransaction(
inputTransaction.mSettingsValues, tmpEvent,
inputTransaction.mTimestamp, inputTransaction.mSpaceState,
inputTransaction.mShiftState);
didAutoCorrect = handleNonSpecialCharacter(tmpTransaction, handler);
// Shift + Enter is treated as a functional key but it results in adding a new
// line, so that does affect the contents of the editor.
inputTransaction.setDidAffectContents();
break;
default:
throw new RuntimeException("Unknown key code : " + event.mKeyCode);
}
return didAutoCorrect;
}
/**
* Handle an event that is not a functional event.
*
* These events are generally events that cause input, but in some cases they may do other
* things like trigger an editor action.
*
* @param inputTransaction The transaction in progress.
* @return whether this caused an auto-correction to happen.
*/
private boolean handleNonFunctionalEventAndReturnIfDidAutoCorrect(
final InputTransaction inputTransaction,
// TODO: remove this argument
final LatinIME.UIHandler handler) {
final Event event = inputTransaction.mEvent;
inputTransaction.setDidAffectContents();
boolean didAutoCorrect = false;
switch (event.mCodePoint) {
case Constants.CODE_ENTER:
final EditorInfo editorInfo = getCurrentInputEditorInfo();
final int imeOptionsActionId =
InputTypeUtils.getImeOptionsActionIdFromEditorInfo(editorInfo);
if (InputTypeUtils.IME_ACTION_CUSTOM_LABEL == imeOptionsActionId) {
// Either we have an actionLabel and we should performEditorAction with
// actionId regardless of its value.
performEditorAction(editorInfo.actionId);
} else if (EditorInfo.IME_ACTION_NONE != imeOptionsActionId) {
// We didn't have an actionLabel, but we had another action to execute.
// EditorInfo.IME_ACTION_NONE explicitly means no action. In contrast,
// EditorInfo.IME_ACTION_UNSPECIFIED is the default value for an action, so it
// means there should be an action and the app didn't bother to set a specific
// code for it - presumably it only handles one. It does not have to be treated
// in any specific way: anything that is not IME_ACTION_NONE should be sent to
// performEditorAction.
performEditorAction(imeOptionsActionId);
} else {
// No action label, and the action from imeOptions is NONE: this is a regular
// enter key that should input a carriage return.
didAutoCorrect = handleNonSpecialCharacter(inputTransaction, handler);
}
break;
default:
didAutoCorrect = handleNonSpecialCharacter(inputTransaction, handler);
break;
}
return didAutoCorrect;
}
/**
* Handle inputting a code point to the editor.
*