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Symbol key acts as modifier key 

On a device that has distinct multi-touch panel, pressing '123?' key
will change keyboard layout to symbol mode.  While pressing '123?'
key, you can press other symbol key to input.  Then releasing '123?'
key will change keyboard layout back to alphabet mode.

Bug: 2973383
Change-Id: I3b069fb19141820def8060db4766a08c7c0a6ff0
main
Tadashi G. Takaoka 2010-09-09 14:43:17 +09:00
parent 681b676b0a
commit efc4a43794
3 changed files with 38 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
java/src/com/android/inputmethod/latin/LatinIME.java
View File

@ -229,8 +229,9 @@ public class LatinIME extends InputMethodService
private int mDeleteCount;
private long mLastKeyTime;
// Shift modifier key state
// Modifier keys state
private ModifierKeyState mShiftKeyState = new ModifierKeyState();
private ModifierKeyState mSymbolKeyState = new ModifierKeyState();
private Tutorial mTutorial;
@ -1133,6 +1134,7 @@ public class LatinIME extends InputMethodService
mDeleteCount = 0;
}
mLastKeyTime = when;
final boolean distinctMultiTouch = mKeyboardSwitcher.hasDistinctMultitouch();
switch (primaryCode) {
case Keyboard.KEYCODE_DELETE:
handleBackspace();
@ -1141,9 +1143,14 @@ public class LatinIME extends InputMethodService
break;
case Keyboard.KEYCODE_SHIFT:
// Shift key is handled in onPress() when device has distinct multi-touch panel.
if (!mKeyboardSwitcher.hasDistinctMultitouch())
if (!distinctMultiTouch)
handleShift();
break;
case Keyboard.KEYCODE_MODE_CHANGE:
// Symbol key is handled in onPress() when device has distinct multi-touch panel.
if (!distinctMultiTouch)
changeKeyboardMode();
break;
case Keyboard.KEYCODE_CANCEL:
if (!isShowingOptionDialog()) {
handleClose();
@ -1161,10 +1168,6 @@ public class LatinIME extends InputMethodService
case LatinKeyboardView.KEYCODE_PREV_LANGUAGE:
toggleLanguage(false, false);
break;
case Keyboard.KEYCODE_MODE_CHANGE:
// TODO: Mode change (symbol key) should be handled in onPress().
changeKeyboardMode();
break;
case LatinKeyboardView.KEYCODE_VOICE:
if (VOICE_INSTALLED) {
startListening(false /* was a button press, was not a swipe */);
@ -2210,13 +2213,16 @@ public class LatinIME extends InputMethodService
public void onPress(int primaryCode) {
vibrate();
playKeyClick(primaryCode);
if (mKeyboardSwitcher.hasDistinctMultitouch() && primaryCode == Keyboard.KEYCODE_SHIFT) {
final boolean distinctMultiTouch = mKeyboardSwitcher.hasDistinctMultitouch();
if (distinctMultiTouch && primaryCode == Keyboard.KEYCODE_SHIFT) {
mShiftKeyState.onPress();
handleShift();
} else if (primaryCode == Keyboard.KEYCODE_MODE_CHANGE) {
// TODO: We should handle KEYCODE_MODE_CHANGE (symbol) here as well.
} else if (distinctMultiTouch && primaryCode == Keyboard.KEYCODE_MODE_CHANGE) {
mSymbolKeyState.onPress();
changeKeyboardMode();
} else {
mShiftKeyState.onOtherKeyPressed();
mSymbolKeyState.onOtherKeyPressed();
}
}
@ -2224,12 +2230,15 @@ public class LatinIME extends InputMethodService
// Reset any drag flags in the keyboard
((LatinKeyboard) mKeyboardSwitcher.getInputView().getKeyboard()).keyReleased();
//vibrate();
if (mKeyboardSwitcher.hasDistinctMultitouch() && primaryCode == Keyboard.KEYCODE_SHIFT) {
final boolean distinctMultiTouch = mKeyboardSwitcher.hasDistinctMultitouch();
if (distinctMultiTouch && primaryCode == Keyboard.KEYCODE_SHIFT) {
if (mShiftKeyState.isMomentary())
resetShift();
mShiftKeyState.onRelease();
} else if (primaryCode == Keyboard.KEYCODE_MODE_CHANGE) {
// TODO: We should handle KEYCODE_MODE_CHANGE (symbol) here as well.
} else if (distinctMultiTouch && primaryCode == Keyboard.KEYCODE_MODE_CHANGE) {
if (mSymbolKeyState.isMomentary())
changeKeyboardMode();
mSymbolKeyState.onRelease();
}
}

3
java/src/com/android/inputmethod/latin/LatinKeyboardView.java
View File

@ -52,9 +52,6 @@ public class LatinKeyboardView extends LatinKeyboardBaseView {
/** The y coordinate of the last row */
private int mLastRowY;
// This is local working variable for onLongPress().
private int[] mKeyCodes = new int[1];
public LatinKeyboardView(Context context, AttributeSet attrs) {
super(context, attrs);
}

27
java/src/com/android/inputmethod/latin/PointerTracker.java
View File

@ -111,6 +111,8 @@ public class PointerTracker {
throw new IllegalArgumentException();
mKeys = keys;
mKeyDebounceThresholdSquared = (int)(hysteresisPixel * hysteresisPixel);
// Update current key index because keyboard layout has been changed.
mCurrentKey = mKeyDetector.getKeyIndexAndNearbyCodes(mStartX, mStartY, null);
}
private boolean isValidKeyIndex(int keyIndex) {
@ -126,8 +128,8 @@ public class PointerTracker {
if (key == null)
return false;
int primaryCode = key.codes[0];
// TODO: KEYCODE_MODE_CHANGE (symbol) will be also a modifier key
return primaryCode == Keyboard.KEYCODE_SHIFT;
return primaryCode == Keyboard.KEYCODE_SHIFT
|| primaryCode == Keyboard.KEYCODE_MODE_CHANGE;
}
public void updateKey(int keyIndex) {
@ -173,6 +175,8 @@ public class PointerTracker {
}
public void onDownEvent(int x, int y, long eventTime) {
if (DEBUG)
debugLog("onDownEvent:", x, y);
int keyIndex = mKeyDetector.getKeyIndexAndNearbyCodes(x, y, null);
mCurrentKey = keyIndex;
mStartX = x;
@ -186,6 +190,8 @@ public class PointerTracker {
if (mListener != null) {
int primaryCode = isValidKeyIndex(keyIndex) ? mKeys[keyIndex].codes[0] : 0;
mListener.onPress(primaryCode);
// This onPress call may have changed keyboard layout and have updated mCurrentKey
keyIndex = mCurrentKey;
}
if (isValidKeyIndex(keyIndex)) {
if (mKeys[keyIndex].repeatable) {
@ -197,11 +203,11 @@ public class PointerTracker {
}
showKeyPreviewAndUpdateKey(keyIndex);
updateMoveDebouncing(x, y);
if (DEBUG)
debugLog("onDownEvent:", x, y);
}
public void onMoveEvent(int x, int y, long eventTime) {
if (DEBUG_MOVE)
debugLog("onMoveEvent:", x, y);
if (mKeyAlreadyProcessed)
return;
int keyIndex = mKeyDetector.getKeyIndexAndNearbyCodes(x, y, null);
@ -242,15 +248,13 @@ public class PointerTracker {
*/
showKeyPreviewAndUpdateKey(isMinorTimeBounce() ? mLastKey : mCurrentKey);
updateMoveDebouncing(x, y);
if (DEBUG_MOVE)
debugLog("onMoveEvent:", x, y);
}
public void onUpEvent(int x, int y, long eventTime) {
if (mKeyAlreadyProcessed)
return;
if (DEBUG)
debugLog("onUpEvent :", x, y);
if (mKeyAlreadyProcessed)
return;
mHandler.cancelKeyTimers();
mHandler.cancelPopupPreview();
int keyIndex = mKeyDetector.getKeyIndexAndNearbyCodes(x, y, null);
@ -384,9 +388,12 @@ public class PointerTracker {
// The modifier key, such as shift key, should not be shown as preview when multi-touch is
// supported. On thge other hand, if multi-touch is not supported, the modifier key should
// be shown as preview.
if (!isModifier() || !mHasDistinctMultitouch)
if (mHasDistinctMultitouch && isModifier()) {
mProxy.showPreview(NOT_A_KEY, this);
} else {
mProxy.showPreview(keyIndex, this);
}
}
private void detectAndSendKey(int index, int x, int y, long eventTime) {
final OnKeyboardActionListener listener = mListener;
@ -478,7 +485,7 @@ public class PointerTracker {
}
private void debugLog(String title, int x, int y) {
Key key = getKey(mCurrentKey);
Key key = getKey(mKeyDetector.getKeyIndexAndNearbyCodes(x, y, null));
final String code;
if (key == null) {
code = "----";