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Implement callback to handle touch event outside SoftInputWindow 

Bug: 3238092
Change-Id: Ie8d4469bc2c6880bdf2a0c4e4eec68bb136b837c
main
Tadashi G. Takaoka 2011-01-21 18:46:19 +09:00
parent 156493cf66
commit de59a84029
5 changed files with 264 additions and 9 deletions
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1
java/res/values-xlarge/dimens.xml
View File

@ -42,6 +42,7 @@
<dimen name="key_preview_text_size_large">24dip</dimen>
<!-- left or right padding of label alignment -->
<dimen name="key_label_horizontal_alignment_padding">6dip</dimen>
<dimen name="keyboard_bottom_row_vertical_correction">10.0mm</dimen>
<dimen name="candidate_strip_height">46dip</dimen>
<dimen name="candidate_strip_padding">15.0mm</dimen>

1
java/res/values/dimens.xml
View File

@ -46,6 +46,7 @@
<!-- We use "inch", not "dip" because this value tries dealing with physical distance related
to user's finger. -->
<dimen name="keyboard_vertical_correction">-0.05in</dimen>
<dimen name="keyboard_bottom_row_vertical_correction">0.0mm</dimen>
<dimen name="candidate_strip_height">42dip</dimen>
<dimen name="candidate_strip_fading_edge_length">63dip</dimen>

75
java/src/com/android/inputmethod/latin/ClipTouchEventWindowCallback.java Normal file
View File

@ -0,0 +1,75 @@
/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.android.inputmethod.latin;
import android.view.MotionEvent;
import android.view.View;
import android.view.Window;
public class ClipTouchEventWindowCallback extends WindowCallbackAdapter {
private final View mDecorView;
private final int mKeyboardBottomRowVerticalCorrection;
public ClipTouchEventWindowCallback(Window window, int keyboardBottomRowVerticalCorrection) {
super(window.getCallback());
mDecorView = window.getDecorView();
mKeyboardBottomRowVerticalCorrection = keyboardBottomRowVerticalCorrection;
}
@Override
public boolean dispatchTouchEvent(MotionEvent me) {
final int height = mDecorView.getHeight();
final MotionEvent event = clipMotionEvent(me, height,
height + mKeyboardBottomRowVerticalCorrection);
return super.dispatchTouchEvent(event);
}
private static MotionEvent clipMotionEvent(MotionEvent me, int minHeight, int maxHeight) {
final int pointerCount = me.getPointerCount();
boolean shouldClip = false;
for (int pointerIndex = 0; pointerIndex < pointerCount; pointerIndex++) {
final float y = me.getY(pointerIndex);
if (y >= minHeight && y < maxHeight) {
shouldClip = true;
break;
}
}
if (!shouldClip)
return me;
if (pointerCount == 1) {
me.setLocation(me.getX(), minHeight - 1);
return me;
}
final int[] pointerIds = new int[pointerCount];
final MotionEvent.PointerCoords[] pointerCoords =
new MotionEvent.PointerCoords[pointerCount];
for (int pointerIndex = 0; pointerIndex < pointerCount; pointerIndex++) {
pointerIds[pointerIndex] = me.getPointerId(pointerIndex);
final MotionEvent.PointerCoords coords = new MotionEvent.PointerCoords();
me.getPointerCoords(pointerIndex, coords);
pointerCoords[pointerIndex] = coords;
if (coords.y >= minHeight && coords.y < maxHeight)
coords.y = minHeight - 1;
}
return MotionEvent.obtain(
me.getDownTime(), me.getEventTime(), me.getAction(), pointerCount, pointerIds,
pointerCoords, me.getMetaState(), me.getXPrecision(), me.getYPrecision(),
me.getDeviceId(), me.getEdgeFlags(), me.getSource(), me.getFlags());
}
}

28
java/src/com/android/inputmethod/latin/LatinIME.java
View File

@ -161,6 +161,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
private int mConfigDelayBeforeFadeoutLanguageOnSpacebar;
private int mConfigDurationOfFadeoutLanguageOnSpacebar;
private float mConfigFinalFadeoutFactorOfLanguageOnSpacebar;
// For example, to deal with status bar on tablet.
private int mKeyboardBottomRowVerticalCorrection;
private int mCorrectionMode;
private int mCommittedLength;
@ -377,6 +379,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
R.integer.config_duration_of_fadeout_language_on_spacebar);
mConfigFinalFadeoutFactorOfLanguageOnSpacebar = res.getInteger(
R.integer.config_final_fadeout_percentage_of_language_on_spacebar) / 100.0f;
mKeyboardBottomRowVerticalCorrection = (int)res.getDimension(
R.dimen.keyboard_bottom_row_vertical_correction);
Utils.GCUtils.getInstance().reset();
boolean tryGC = true;
@ -566,6 +570,14 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
mVoiceConnector.onStartInputView(inputView.getWindowToken());
if (mKeyboardBottomRowVerticalCorrection > 0) {
final Window window = getWindow().getWindow();
if (!(window.getCallback() instanceof ClipTouchEventWindowCallback)) {
window.setCallback(new ClipTouchEventWindowCallback(
window, mKeyboardBottomRowVerticalCorrection));
}
}
if (TRACE) Debug.startMethodTracing("/data/trace/latinime");
}
@ -880,15 +892,13 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
if (mCandidateViewContainer != null) {
ViewParent candidateParent = mCandidateViewContainer.getParent();
if (candidateParent instanceof FrameLayout) {
FrameLayout fl = (FrameLayout) candidateParent;
if (fl != null) {
// Check frame layout's visibility
if (fl.getVisibility() == View.INVISIBLE) {
y = fl.getHeight();
height += y;
} else if (fl.getVisibility() == View.VISIBLE) {
height += fl.getHeight();
}
final FrameLayout fl = (FrameLayout) candidateParent;
// Check frame layout's visibility
if (fl.getVisibility() == View.INVISIBLE) {
y = fl.getHeight();
height += y;
} else if (fl.getVisibility() == View.VISIBLE) {
height += fl.getHeight();
}
}
}

168
java/src/com/android/inputmethod/latin/WindowCallbackAdapter.java Normal file
View File

@ -0,0 +1,168 @@
/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.android.inputmethod.latin;
import android.view.ActionMode;
import android.view.ActionMode.Callback;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.view.View;
import android.view.Window;
import android.view.WindowManager.LayoutParams;
import android.view.accessibility.AccessibilityEvent;
public class WindowCallbackAdapter implements Window.Callback {
private final Window.Callback mPreviousCallback;
public WindowCallbackAdapter(Window.Callback previousCallback) {
mPreviousCallback = previousCallback;
}
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
if (mPreviousCallback != null)
return mPreviousCallback.dispatchKeyEvent(event);
return false;
}
@Override
public boolean dispatchKeyShortcutEvent(KeyEvent event) {
if (mPreviousCallback != null)
return mPreviousCallback.dispatchKeyShortcutEvent(event);
return false;
}
@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
if (mPreviousCallback != null)
return mPreviousCallback.dispatchPopulateAccessibilityEvent(event);
return false;
}
@Override
public boolean dispatchTouchEvent(MotionEvent event) {
if (mPreviousCallback != null)
return mPreviousCallback.dispatchTouchEvent(event);
return false;
}
@Override
public boolean dispatchTrackballEvent(MotionEvent event) {
if (mPreviousCallback != null)
return mPreviousCallback.dispatchTrackballEvent(event);
return false;
}
@Override
public void onActionModeFinished(ActionMode mode) {
if (mPreviousCallback != null)
mPreviousCallback.onActionModeFinished(mode);
}
@Override
public void onActionModeStarted(ActionMode mode) {
if (mPreviousCallback != null)
mPreviousCallback.onActionModeStarted(mode);
}
@Override
public void onAttachedToWindow() {
if (mPreviousCallback != null)
mPreviousCallback.onAttachedToWindow();
}
@Override
public void onContentChanged() {
if (mPreviousCallback != null)
mPreviousCallback.onContentChanged();
}
@Override
public boolean onCreatePanelMenu(int featureId, Menu menu) {
if (mPreviousCallback != null)
return mPreviousCallback.onCreatePanelMenu(featureId, menu);
return false;
}
@Override
public View onCreatePanelView(int featureId) {
if (mPreviousCallback != null)
return mPreviousCallback.onCreatePanelView(featureId);
return null;
}
@Override
public void onDetachedFromWindow() {
if (mPreviousCallback != null)
mPreviousCallback.onDetachedFromWindow();
}
@Override
public boolean onMenuItemSelected(int featureId, MenuItem item) {
if (mPreviousCallback != null)
return mPreviousCallback.onMenuItemSelected(featureId, item);
return false;
}
@Override
public boolean onMenuOpened(int featureId, Menu menu) {
if (mPreviousCallback != null)
return mPreviousCallback.onMenuOpened(featureId, menu);
return false;
}
@Override
public void onPanelClosed(int featureId, Menu menu) {
if (mPreviousCallback != null)
mPreviousCallback.onPanelClosed(featureId, menu);
}
@Override
public boolean onPreparePanel(int featureId, View view, Menu menu) {
if (mPreviousCallback != null)
return mPreviousCallback.onPreparePanel(featureId, view, menu);
return false;
}
@Override
public boolean onSearchRequested() {
if (mPreviousCallback != null)
return mPreviousCallback.onSearchRequested();
return false;
}
@Override
public void onWindowAttributesChanged(LayoutParams attrs) {
if (mPreviousCallback != null)
mPreviousCallback.onWindowAttributesChanged(attrs);
}
@Override
public void onWindowFocusChanged(boolean hasFocus) {
if (mPreviousCallback != null)
mPreviousCallback.onWindowFocusChanged(hasFocus);
}
@Override
public ActionMode onWindowStartingActionMode(Callback callback) {
if (mPreviousCallback != null)
return mPreviousCallback.onWindowStartingActionMode(callback);
return null;
}
}