nyancrimew/LatinIME
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Merge "Implement popup suggestions pane"

Browse source
This commit is contained in:
Tadashi G. Takaoka 2011-08-31 05:23:54 -07:00 committed by Android (Google) Code Review
commit fdec5c1a78
22 changed files with 656 additions and 31 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

37
java/res/layout/more_suggestions.xml Normal file
View file

@ -0,0 +1,37 @@
<?xml version="1.0" encoding="utf-8"?>
<!--
/*
**
** Copyright 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.
*/
-->
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="horizontal"
style="?attr/miniKeyboardPanelStyle"
>
<com.android.inputmethod.latin.MoreSuggestionsView
xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
android:id="@+id/more_suggestions_view"
android:layout_alignParentBottom="true"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
latin:keyLabelSize="@dimen/candidate_text_size"
latin:keyHintLetterRatio="@fraction/more_suggestions_info_ratio"
latin:keyHintLetterColor="@android:color/white"
/>
</LinearLayout>

2
java/res/values-land/dimens.xml
View file

@ -59,6 +59,8 @@
<dimen name="key_preview_offset_ics">0.01in</dimen>
<dimen name="candidate_strip_height">36dip</dimen>
<dimen name="more_suggestions_row_height">36dip</dimen>
<dimen name="candidate_strip_minimum_height">160sp</dimen>
<dimen name="candidate_strip_fading_edge_length">63dip</dimen>
<!-- Amount of allowance for selecting keys in a mini popup keyboard by sliding finger. -->
<!-- popup_key_height x 1.2 -->

1
java/res/values-sw600dp/dimens.xml
View file

@ -67,6 +67,7 @@
<dimen name="key_preview_offset_ics">0.05in</dimen>
<dimen name="candidate_strip_height">44dip</dimen>
<dimen name="more_suggestions_row_height">44dip</dimen>
<dimen name="candidate_strip_padding">15.0mm</dimen>
<dimen name="candidate_min_width">0.3in</dimen>
<dimen name="candidate_padding">12dip</dimen>

5
java/res/values-sw768dp/dimens.xml
View file

@ -70,9 +70,8 @@
<dimen name="key_preview_offset_ics">0.05in</dimen>
<dimen name="candidate_strip_height">44dip</dimen>
<!-- candidate_strip_minimum_height =
key_preview_height_holo - key_preview_offset_holo + alpha -->
<dimen name="candidate_strip_minimum_height">18mm</dimen>
<dimen name="more_suggestions_row_height">44dip</dimen>
<dimen name="candidate_strip_minimum_height">200sp</dimen>
<dimen name="candidate_strip_padding">15.0mm</dimen>
<dimen name="candidate_min_width">46dip</dimen>
<dimen name="candidate_padding">8dip</dimen>

1
java/res/values/attrs.xml
View file

@ -27,6 +27,7 @@
<attr name="miniKeyboardPanelStyle" format="reference" />
<!-- Suggestions strip style -->
<attr name="suggestionsStripBackgroundStyle" format="reference" />
<attr name="suggestionsPaneViewStyle" format="reference" />
<attr name="suggestionBackgroundStyle" format="reference" />
<attr name="suggestionPreviewBackgroundStyle" format="reference" />
<attr name="candidateViewStyle" format="reference" />

8
java/res/values/dimens.xml
View file

@ -77,9 +77,11 @@
<dimen name="key_preview_offset_ics">0.05in</dimen>
<dimen name="candidate_strip_height">40dip</dimen>
<!-- candidate_strip_minimum_height =
key_preview_height_holo - key_preview_offset_holo + alpha -->
<dimen name="candidate_strip_minimum_height">100sp</dimen>
<dimen name="more_suggestions_key_horizontal_padding">12dip</dimen>
<dimen name="more_suggestions_row_height">40dip</dimen>
<dimen name="more_suggestions_slide_allowance">0.2in</dimen>
<fraction name="more_suggestions_info_ratio">12%</fraction>
<dimen name="candidate_strip_minimum_height">200sp</dimen>
<dimen name="candidate_strip_fading_edge_length">63dip</dimen>
<dimen name="candidate_strip_padding">0dip</dimen>
<dimen name="candidate_min_width">44dip</dimen>

10
java/res/values/styles.xml
View file

@ -79,6 +79,11 @@
<item name="android:paddingLeft">@dimen/mini_keyboard_horizontal_edges_padding</item>
<item name="android:paddingRight">@dimen/mini_keyboard_horizontal_edges_padding</item>
</style>
<style
name="SuggestionsPaneViewStyle"
parent="MiniKeyboardView"
>
</style>
<style name="SuggestionsStripBackgroundStyle">
<item name="android:background">@drawable/keyboard_suggest_strip</item>
</style>
@ -235,6 +240,11 @@
parent="MiniKeyboardPanelStyle.IceCreamSandwich"
>
</style>
<style
name="SuggestionsPaneViewStyle.IceCreamSandwich"
parent="MiniKeyboardView.IceCreamSandwich"
>
</style>
<style
name="CandidateViewStyle.IceCreamSandwich"
parent="SuggestionsStripBackgroundStyle.IceCreamSandwich"

1
java/res/values/themes-basic-highcontrast.xml
View file

@ -22,6 +22,7 @@
<item name="miniKeyboardViewStyle">@style/MiniKeyboardView</item>
<item name="miniKeyboardPanelStyle">@style/MiniKeyboardPanelStyle</item>
<item name="suggestionsStripBackgroundStyle">@style/SuggestionsStripBackgroundStyle</item>
<item name="suggestionsPaneViewStyle">@style/SuggestionsPaneViewStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle</item>
<item name="candidateViewStyle">@style/CandidateViewStyle</item>

1
java/res/values/themes-basic.xml
View file

@ -22,6 +22,7 @@
<item name="miniKeyboardViewStyle">@style/MiniKeyboardView</item>
<item name="miniKeyboardPanelStyle">@style/MiniKeyboardPanelStyle</item>
<item name="suggestionsStripBackgroundStyle">@style/SuggestionsStripBackgroundStyle</item>
<item name="suggestionsPaneViewStyle">@style/SuggestionsPaneViewStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle</item>
<item name="candidateViewStyle">@style/CandidateViewStyle</item>

1
java/res/values/themes-gingerbread.xml
View file

@ -22,6 +22,7 @@
<item name="miniKeyboardViewStyle">@style/MiniKeyboardView.Gingerbread</item>
<item name="miniKeyboardPanelStyle">@style/MiniKeyboardPanelStyle</item>
<item name="suggestionsStripBackgroundStyle">@style/SuggestionsStripBackgroundStyle</item>
<item name="suggestionsPaneViewStyle">@style/SuggestionsPaneViewStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle</item>
<item name="candidateViewStyle">@style/CandidateViewStyle</item>

1
java/res/values/themes-ics.xml
View file

@ -22,6 +22,7 @@
<item name="miniKeyboardViewStyle">@style/MiniKeyboardView.IceCreamSandwich</item>
<item name="miniKeyboardPanelStyle">@style/MiniKeyboardPanelStyle.IceCreamSandwich</item>
<item name="suggestionsStripBackgroundStyle">@style/SuggestionsStripBackgroundStyle.IceCreamSandwich</item>
<item name="suggestionsPaneViewStyle">@style/SuggestionsPaneViewStyle.IceCreamSandwich</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle.IceCreamSandwich</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle.IceCreamSandwich</item>
<item name="candidateViewStyle">@style/CandidateViewStyle.IceCreamSandwich</item>

3
java/res/values/themes-stone-bold.xml
View file

@ -22,7 +22,8 @@
<item name="miniKeyboardViewStyle">@style/MiniKeyboardView.Stone</item>
<item name="miniKeyboardPanelStyle">@style/MiniKeyboardPanelStyle</item>
<item name="suggestionsStripBackgroundStyle">@style/SuggestionsStripBackgroundStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionsPaneViewStyle">@style/SuggestionsPaneViewStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle</item>
<item name="candidateViewStyle">@style/CandidateViewStyle</item>
</style>

1
java/res/values/themes-stone.xml
View file

@ -22,6 +22,7 @@
<item name="miniKeyboardViewStyle">@style/MiniKeyboardView.Stone</item>
<item name="miniKeyboardPanelStyle">@style/MiniKeyboardPanelStyle</item>
<item name="suggestionsStripBackgroundStyle">@style/SuggestionsStripBackgroundStyle</item>
<item name="suggestionsPaneViewStyle">@style/SuggestionsPaneViewStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle</item>
<item name="candidateViewStyle">@style/CandidateViewStyle</item>

2
java/res/xml-sw600dp/kbd_mini_keyboard_template.xml
View file

@ -20,8 +20,6 @@
<Keyboard xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
latin:keyWidth="8%p"
latin:horizontalGap="@fraction/key_horizontal_gap"
latin:verticalGap="0px"
latin:rowHeight="@dimen/popup_key_height"
>
</Keyboard>

2
java/res/xml-sw768dp/kbd_mini_keyboard_template.xml
View file

@ -20,8 +20,6 @@
<Keyboard xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
latin:keyWidth="5.0%p"
latin:horizontalGap="0px"
latin:verticalGap="0px"
latin:rowHeight="@dimen/popup_key_height"
>
</Keyboard>

2
java/res/xml/kbd_mini_keyboard_template.xml
View file

@ -20,8 +20,6 @@
<Keyboard xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
latin:keyWidth="10%p"
latin:horizontalGap="@fraction/key_horizontal_gap"
latin:verticalGap="0px"
latin:rowHeight="@dimen/popup_key_height"
>
</Keyboard>

25
java/res/xml/kbd_suggestions_pane_template.xml Normal file
View file

@ -0,0 +1,25 @@
<?xml version="1.0" encoding="utf-8"?>
<!--
/*
**
** Copyright 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.
*/
-->
<Keyboard xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
latin:keyWidth="10%p"
latin:rowHeight="@dimen/more_suggestions_row_height"
>
</Keyboard>

11
java/src/com/android/inputmethod/keyboard/MiniKeyboardView.java
View file

@ -88,16 +88,7 @@ public class MiniKeyboardView extends KeyboardView implements MoreKeysPanel {
}
}
private static final TimerProxy EMPTY_TIMER_PROXY = new TimerProxy() {
@Override
public void startKeyRepeatTimer(long delay, int keyIndex, PointerTracker tracker) {}
@Override
public void startLongPressTimer(long delay, int keyIndex, PointerTracker tracker) {}
@Override
public void cancelLongPressTimer() {}
@Override
public void cancelKeyTimers() {}
};
private static final TimerProxy EMPTY_TIMER_PROXY = new TimerProxy.Adapter();
private final KeyboardActionListener mMiniKeyboardListener =
new KeyboardActionListener.Adapter() {

11
java/src/com/android/inputmethod/keyboard/PointerTracker.java
View file

@ -76,6 +76,17 @@ public class PointerTracker {
public void startLongPressTimer(long delay, int keyIndex, PointerTracker tracker);
public void cancelLongPressTimer();
public void cancelKeyTimers();
public static class Adapter implements TimerProxy {
@Override
public void startKeyRepeatTimer(long delay, int keyIndex, PointerTracker tracker) {}
@Override
public void startLongPressTimer(long delay, int keyIndex, PointerTracker tracker) {}
@Override
public void cancelLongPressTimer() {}
@Override
public void cancelKeyTimers() {}
}
}
private static KeyboardSwitcher sKeyboardSwitcher;

122
java/src/com/android/inputmethod/latin/CandidateView.java
View file

@ -23,6 +23,7 @@ import android.graphics.Color;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.os.Message;
import android.os.SystemClock;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.Spanned;
@ -34,8 +35,10 @@ import android.text.style.ForegroundColorSpan;
import android.text.style.StyleSpan;
import android.text.style.UnderlineSpan;
import android.util.AttributeSet;
import android.util.DisplayMetrics;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnLongClickListener;
@ -46,6 +49,9 @@ import android.widget.TextView;
import com.android.inputmethod.compat.FrameLayoutCompatUtils;
import com.android.inputmethod.compat.LinearLayoutCompatUtils;
import com.android.inputmethod.keyboard.KeyboardActionListener;
import com.android.inputmethod.keyboard.MoreKeysPanel;
import com.android.inputmethod.keyboard.PointerTracker;
import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
import java.util.ArrayList;
@ -58,16 +64,22 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
}
// The maximum number of suggestions available. See {@link Suggest#mPrefMaxSuggestions}.
private static final int MAX_SUGGESTIONS = 18;
public static final int MAX_SUGGESTIONS = 18;
private static final boolean DBG = LatinImeLogger.sDBG;
private final ViewGroup mCandidatesPlacer;
private final ViewGroup mCandidatesStrip;
// TODO: Remove these pane related fields and stuffs.
private ViewGroup mCandidatesPane;
private ViewGroup mCandidatesPaneContainer;
private View mKeyboardView;
private final View mMoreSuggestionsContainer;
private final MoreSuggestionsView mMoreSuggestionsView;
private final MoreSuggestions.Builder mMoreSuggestionsBuilder;
private final PopupWindow mMoreSuggestionsWindow;
private final ArrayList<TextView> mWords = new ArrayList<TextView>();
private final ArrayList<TextView> mInfos = new ArrayList<TextView>();
private final ArrayList<View> mDividers = new ArrayList<View>();
@ -159,7 +171,7 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
mDividerHeight = divider.getMeasuredHeight();
final Resources res = word.getResources();
mCandidateStripHeight = res.getDimensionPixelOffset(R.dimen.candidate_strip_height);
mCandidateStripHeight = res.getDimensionPixelSize(R.dimen.candidate_strip_height);
}
}
@ -257,7 +269,7 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
private final int mColorTypedWord;
private final int mColorAutoCorrect;
private final int mColorSuggestedCandidate;
private final int mCandidateCountInStrip;
public final int mCandidateCountInStrip;
private final float mCenterCandidateWeight;
private final int mCenterCandidateIndex;
private final Drawable mMoreCandidateHint;
@ -449,7 +461,6 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
}
}
}
return countInStrip;
}
@ -585,6 +596,15 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
mInfos);
mPaneParams = new SuggestionsPaneParams(mWords, mDividers, mInfos);
mStripParams.mWordToSaveView.setOnClickListener(this);
mMoreSuggestionsContainer = inflater.inflate(R.layout.more_suggestions, null);
mMoreSuggestionsView = (MoreSuggestionsView)mMoreSuggestionsContainer
.findViewById(R.id.more_suggestions_view);
mMoreSuggestionsBuilder = new MoreSuggestions.Builder(mMoreSuggestionsView);
mMoreSuggestionsWindow = new PopupWindow(context);
mMoreSuggestionsWindow.setWindowLayoutMode(
ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
mMoreSuggestionsWindow.setBackgroundDrawable(null);
}
/**
@ -621,8 +641,6 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
final int width = getWidth();
final int countInStrip = mStripParams.layout(
mSuggestions, mCandidatesStrip, mCandidatesPlacer, width);
mPaneParams.layout(
mSuggestions, mCandidatesPane, countInStrip, mStripParams.getTextColor(), width);
}
private static CharSequence getDebugInfo(SuggestedWords suggestions, int pos) {
@ -787,6 +805,7 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
mCandidatesStrip.removeAllViews();
mCandidatesPane.removeAllViews();
closeCandidatesPane();
mMoreSuggestionsWindow.dismiss();
}
private void hidePreview() {
@ -823,15 +842,102 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
}
}
private final KeyboardActionListener mMoreSuggestionsListener =
new KeyboardActionListener.Adapter() {
@Override
public boolean onCustomRequest(int requestCode) {
final int index = requestCode;
final CharSequence word = mSuggestions.getWord(index);
mListener.pickSuggestionManually(index, word);
mMoreSuggestionsView.dismissMoreKeysPanel();
return true;
}
@Override
public void onCancelInput() {
mMoreSuggestionsView.dismissMoreKeysPanel();
}
};
private final MoreKeysPanel.Controller mMoreSuggestionsController =
new MoreKeysPanel.Controller() {
@Override
public boolean dismissMoreKeysPanel() {
if (mMoreSuggestionsWindow.isShowing()) {
mMoreSuggestionsWindow.dismiss();
return true;
}
return false;
}
};
@Override
public boolean onLongClick(View view) {
if (mStripParams.mMoreSuggestionsAvailable) {
toggleCandidatesPane();
final SuggestionsStripParams params = mStripParams;
if (params.mMoreSuggestionsAvailable) {
final int stripWidth = getWidth();
final View container = mMoreSuggestionsContainer;
final int maxWidth = stripWidth - container.getPaddingLeft()
- container.getPaddingRight();
final DisplayMetrics dm = getContext().getResources().getDisplayMetrics();
// TODO: Revise how we determine the height
final int maxHeight = dm.heightPixels - mKeyboardView.getHeight() - getHeight() * 3;
final MoreSuggestions.Builder builder = mMoreSuggestionsBuilder;
builder.layout(mSuggestions, params.mCandidateCountInStrip, maxWidth, maxHeight);
mMoreSuggestionsView.setKeyboard(builder.build());
container.measure(
ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
final MoreKeysPanel moreKeysPanel = mMoreSuggestionsView;
final int pointX = stripWidth / 2;
final int pointY = 0;
moreKeysPanel.showMoreKeysPanel(
this, mMoreSuggestionsController, pointX, pointY,
mMoreSuggestionsWindow, mMoreSuggestionsListener);
// TODO: Should figure out how to select the pointer tracker correctly.
final PointerTracker tracker = PointerTracker.getPointerTracker(0, moreKeysPanel);
final int translatedX = moreKeysPanel.translateX(tracker.getLastX());
final int translatedY = moreKeysPanel.translateY(tracker.getLastY());
tracker.onShowMoreKeysPanel(
translatedX, translatedY, SystemClock.uptimeMillis(), moreKeysPanel);
view.setPressed(false);
// TODO: Should gray out the keyboard here as well?
return true;
}
return false;
}
@Override
public boolean dispatchTouchEvent(MotionEvent me) {
if (!mMoreSuggestionsWindow.isShowing()) {
return super.dispatchTouchEvent(me);
}
final int action = me.getAction();
final long eventTime = me.getEventTime();
final int index = me.getActionIndex();
final int id = me.getPointerId(index);
final PointerTracker tracker = PointerTracker.getPointerTracker(id, mMoreSuggestionsView);
final int x = mMoreSuggestionsView.translateX((int)me.getX(index));
final int y = mMoreSuggestionsView.translateY((int)me.getY(index));
switch (action) {
case MotionEvent.ACTION_DOWN:
case MotionEvent.ACTION_POINTER_DOWN:
tracker.onDownEvent(x, y, eventTime, mMoreSuggestionsView);
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
tracker.onUpEvent(x, y, eventTime);
break;
case MotionEvent.ACTION_MOVE:
tracker.onMoveEvent(x, y, eventTime);
break;
case MotionEvent.ACTION_CANCEL:
tracker.onCancelEvent(x, y, eventTime);
break;
}
return true;
}
@Override
public void onClick(View view) {
if (view == mStripParams.mWordToSaveView) {

203
java/src/com/android/inputmethod/latin/MoreSuggestions.java Normal file
View file

@ -0,0 +1,203 @@
/*
* 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.graphics.Paint;
import android.text.TextUtils;
import com.android.inputmethod.keyboard.Key;
import com.android.inputmethod.keyboard.Keyboard;
import com.android.inputmethod.keyboard.KeyboardSwitcher;
import com.android.inputmethod.keyboard.KeyboardView;
import com.android.inputmethod.keyboard.internal.KeyboardBuilder;
import com.android.inputmethod.keyboard.internal.KeyboardParams;
import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
public class MoreSuggestions extends Keyboard {
private static final boolean DBG = LatinImeLogger.sDBG;
public static final int SUGGESTION_CODE_BASE = 1024;
private MoreSuggestions(Builder.MoreSuggestionsParam params) {
super(params);
}
public static class Builder extends KeyboardBuilder<Builder.MoreSuggestionsParam> {
private final MoreSuggestionsView mPaneView;
private SuggestedWords mSuggestions;
private int mFromPos;
private int mToPos;
public static class MoreSuggestionsParam extends KeyboardParams {
private final int[] mWidths = new int[CandidateView.MAX_SUGGESTIONS];
private final int[] mRowNumbers = new int[CandidateView.MAX_SUGGESTIONS];
private final int[] mColumnOrders = new int[CandidateView.MAX_SUGGESTIONS];
private final int[] mNumColumnsInRow = new int[CandidateView.MAX_SUGGESTIONS];
private static final int MAX_COLUMNS_IN_ROW = 3;
private int mNumRows;
public int layout(SuggestedWords suggestions, int fromPos, int maxWidth, int maxHeight,
KeyboardView view) {
clearKeys();
final Paint paint = new Paint();
paint.setAntiAlias(true);
final int padding = (int) view.getContext().getResources()
.getDimension(R.dimen.more_suggestions_key_horizontal_padding);
int row = 0;
int pos = fromPos, rowStartPos = fromPos;
final int size = Math.min(suggestions.size(), CandidateView.MAX_SUGGESTIONS);
while (pos < size) {
final CharSequence word = suggestions.getWord(pos);
// TODO: Should take care of text x-scaling.
mWidths[pos] = (int)view.getDefaultLabelWidth(word, paint) + padding;
final int numColumn = pos - rowStartPos + 1;
if (numColumn > MAX_COLUMNS_IN_ROW
|| !fitInWidth(rowStartPos, pos + 1, maxWidth / numColumn)) {
if ((row + 1) * mDefaultRowHeight > maxHeight) {
break;
}
mNumColumnsInRow[row] = pos - rowStartPos;
rowStartPos = pos;
row++;
}
mColumnOrders[pos] = pos - rowStartPos;
mRowNumbers[pos] = row;
pos++;
}
mNumColumnsInRow[row] = pos - rowStartPos;
mNumRows = row + 1;
mWidth = mOccupiedWidth = calcurateMaxRowWidth(fromPos, pos);
mHeight = mOccupiedHeight = mNumRows * mDefaultRowHeight + mVerticalGap;
return pos - fromPos;
}
private boolean fitInWidth(int startPos, int endPos, int width) {
for (int pos = startPos; pos < endPos; pos++) {
if (mWidths[pos] > width)
return false;
}
return true;
}
private int calcurateMaxRowWidth(int startPos, int endPos) {
int maxRowWidth = 0;
int pos = startPos;
for (int row = 0; row < mNumRows; row++) {
final int numColumn = mNumColumnsInRow[row];
int maxKeyWidth = 0;
while (pos < endPos && mRowNumbers[pos] == row) {
maxKeyWidth = Math.max(maxKeyWidth, mWidths[pos]);
pos++;
}
maxRowWidth = Math.max(maxRowWidth, maxKeyWidth * numColumn);
}
return maxRowWidth;
}
private static final int[][] COLUMN_ORDER_TO_NUMBER = {
{ 0, },
{ 1, 0, },
{ 2, 0, 1},
};
private int getColumnNumber(int pos) {
final int columnOrder = mColumnOrders[pos];
final int numColumn = mNumColumnsInRow[mRowNumbers[pos]];
return COLUMN_ORDER_TO_NUMBER[numColumn - 1][columnOrder];
}
public int getX(int pos) {
final int columnNumber = getColumnNumber(pos);
return columnNumber * getWidth(pos);
}
public int getY(int pos) {
final int row = mRowNumbers[pos];
return (mNumRows -1 - row) * mDefaultRowHeight + mTopPadding;
}
public int getWidth(int pos) {
final int row = mRowNumbers[pos];
final int numColumn = mNumColumnsInRow[row];
return mWidth / numColumn;
}
public int getFlags(int pos) {
int rowFlags = 0;
final int row = mRowNumbers[pos];
if (row == 0)
rowFlags |= Keyboard.EDGE_BOTTOM;
if (row == mNumRows - 1)
rowFlags |= Keyboard.EDGE_TOP;
final int numColumn = mNumColumnsInRow[row];
final int column = getColumnNumber(pos);
if (column == 0)
rowFlags |= Keyboard.EDGE_LEFT;
if (column == numColumn - 1)
rowFlags |= Keyboard.EDGE_RIGHT;
return rowFlags;
}
}
public Builder(MoreSuggestionsView paneView) {
super(paneView.getContext(), new MoreSuggestionsParam());
mPaneView = paneView;
}
public Builder layout(SuggestedWords suggestions, int fromPos, int maxWidth,
int maxHeight) {
final Keyboard keyboard = KeyboardSwitcher.getInstance().getLatinKeyboard();
final int xmlId = R.xml.kbd_suggestions_pane_template;
load(keyboard.mId.cloneWithNewXml(mResources.getResourceEntryName(xmlId), xmlId));
mParams.mVerticalGap = mParams.mTopPadding = keyboard.mVerticalGap / 2;
final int count = mParams.layout(suggestions, fromPos, maxWidth, maxHeight, mPaneView);
mFromPos = fromPos;
mToPos = fromPos + count;
mSuggestions = suggestions;
return this;
}
private static String getDebugInfo(SuggestedWords suggestions, int pos) {
if (!DBG) return null;
final SuggestedWordInfo wordInfo = suggestions.getInfo(pos);
if (wordInfo == null) return null;
final String info = wordInfo.getDebugString();
if (TextUtils.isEmpty(info)) return null;
return info;
}
@Override
public MoreSuggestions build() {
final MoreSuggestionsParam params = mParams;
for (int pos = mFromPos; pos < mToPos; pos++) {
final String word = mSuggestions.getWord(pos).toString();
final String info = getDebugInfo(mSuggestions, pos);
final int index = pos + SUGGESTION_CODE_BASE;
final Key key = new Key(
params, word, info, null, index, null, params.getX(pos), params.getY(pos),
params.getWidth(pos), params.mDefaultRowHeight, params.getFlags(pos));
params.onAddKey(key);
}
return new MoreSuggestions(params);
}
}
}

237
java/src/com/android/inputmethod/latin/MoreSuggestionsView.java Normal file
View file

@ -0,0 +1,237 @@
/*
* 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.content.Context;
import android.content.res.Resources;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.View;
import android.widget.PopupWindow;
import com.android.inputmethod.keyboard.Key;
import com.android.inputmethod.keyboard.KeyDetector;
import com.android.inputmethod.keyboard.Keyboard;
import com.android.inputmethod.keyboard.KeyboardActionListener;
import com.android.inputmethod.keyboard.KeyboardView;
import com.android.inputmethod.keyboard.MoreKeysPanel;
import com.android.inputmethod.keyboard.PointerTracker;
import com.android.inputmethod.keyboard.PointerTracker.DrawingProxy;
import com.android.inputmethod.keyboard.PointerTracker.TimerProxy;
import java.util.List;
/**
* A view that renders a virtual {@link MoreSuggestions}. It handles rendering of keys and detecting
* key presses and touch movements.
*/
public class MoreSuggestionsView extends KeyboardView implements MoreKeysPanel {
private final int[] mCoordinates = new int[2];
private final KeyDetector mKeyDetector;
private Controller mController;
private KeyboardActionListener mListener;
private int mOriginX;
private int mOriginY;
private static class SuggestionsPaneKeyDetector extends KeyDetector {
private final int mSlideAllowanceSquare;
private final int mSlideAllowanceSquareTop;
public SuggestionsPaneKeyDetector(float slideAllowance) {
super(/* keyHysteresisDistance */0);
mSlideAllowanceSquare = (int)(slideAllowance * slideAllowance);
// Top slide allowance is slightly longer (sqrt(2) times) than other edges.
mSlideAllowanceSquareTop = mSlideAllowanceSquare * 2;
}
@Override
public boolean alwaysAllowsSlidingInput() {
return true;
}
@Override
protected int getMaxNearbyKeys() {
// No nearby key will be returned.
return 1;
}
@Override
public int getKeyIndexAndNearbyCodes(int x, int y, final int[] allCodes) {
final List<Key> keys = getKeyboard().mKeys;
final int touchX = getTouchX(x);
final int touchY = getTouchY(y);
int nearestIndex = NOT_A_KEY;
int nearestDist = (y < 0) ? mSlideAllowanceSquareTop : mSlideAllowanceSquare;
final int keyCount = keys.size();
for (int index = 0; index < keyCount; index++) {
final int dist = keys.get(index).squaredDistanceToEdge(touchX, touchY);
if (dist < nearestDist) {
nearestIndex = index;
nearestDist = dist;
}
}
if (allCodes != null && nearestIndex != NOT_A_KEY)
allCodes[0] = keys.get(nearestIndex).mCode;
return nearestIndex;
}
}
private static final TimerProxy EMPTY_TIMER_PROXY = new TimerProxy.Adapter();
private final KeyboardActionListener mSuggestionsPaneListener =
new KeyboardActionListener.Adapter() {
@Override
public void onPress(int primaryCode, boolean withSliding) {
mListener.onPress(primaryCode, withSliding);
}
@Override
public void onRelease(int primaryCode, boolean withSliding) {
mListener.onRelease(primaryCode, withSliding);
}
@Override
public void onCodeInput(int primaryCode, int[] keyCodes, int x, int y) {
mListener.onCustomRequest(primaryCode - MoreSuggestions.SUGGESTION_CODE_BASE);
}
@Override
public void onCancelInput() {
mListener.onCancelInput();
}
};
public MoreSuggestionsView(Context context, AttributeSet attrs) {
this(context, attrs, R.attr.suggestionsPaneViewStyle);
}
public MoreSuggestionsView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
final Resources res = context.getResources();
// Override default ProximityKeyDetector.
mKeyDetector = new SuggestionsPaneKeyDetector(res.getDimension(
R.dimen.more_suggestions_slide_allowance));
// Remove gesture detector on suggestions pane
setKeyPreviewPopupEnabled(false, 0);
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
final Keyboard keyboard = getKeyboard();
if (keyboard != null) {
final int width = keyboard.mOccupiedWidth + getPaddingLeft() + getPaddingRight();
final int height = keyboard.mOccupiedHeight + getPaddingTop() + getPaddingBottom();
setMeasuredDimension(width, height);
} else {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}
}
@Override
public void setKeyboard(Keyboard keyboard) {
super.setKeyboard(keyboard);
mKeyDetector.setKeyboard(keyboard, -getPaddingLeft(),
-getPaddingTop() + mVerticalCorrection);
}
@Override
public KeyDetector getKeyDetector() {
return mKeyDetector;
}
@Override
public KeyboardActionListener getKeyboardActionListener() {
return mSuggestionsPaneListener;
}
@Override
public DrawingProxy getDrawingProxy() {
return this;
}
@Override
public TimerProxy getTimerProxy() {
return EMPTY_TIMER_PROXY;
}
@Override
public void setKeyPreviewPopupEnabled(boolean previewEnabled, int delay) {
// Suggestions pane needs no pop-up key preview displayed, so we pass always false with a
// delay of 0. The delay does not matter actually since the popup is not shown anyway.
super.setKeyPreviewPopupEnabled(false, 0);
}
@Override
public void setShifted(boolean shifted) {
// Nothing to do with.
}
@Override
public void showMoreKeysPanel(View parentView, Controller controller, int pointX, int pointY,
PopupWindow window, KeyboardActionListener listener) {
mController = controller;
mListener = listener;
final View container = (View)getParent();
final MoreSuggestions pane = (MoreSuggestions)getKeyboard();
parentView.getLocationInWindow(mCoordinates);
final int paneLeft = pointX - (pane.mOccupiedWidth / 2) + parentView.getPaddingLeft();
final int x = wrapUp(Math.max(0, Math.min(paneLeft,
parentView.getWidth() - pane.mOccupiedWidth))
- container.getPaddingLeft() + mCoordinates[0],
container.getMeasuredWidth(), 0, parentView.getWidth());
final int y = pointY
- (container.getMeasuredHeight() - container.getPaddingBottom())
+ parentView.getPaddingTop() + mCoordinates[1];
window.setContentView(container);
window.setWidth(container.getMeasuredWidth());
window.setHeight(container.getMeasuredHeight());
window.showAtLocation(parentView, Gravity.NO_GRAVITY, x, y);
mOriginX = x + container.getPaddingLeft() - mCoordinates[0];
mOriginY = y + container.getPaddingTop() - mCoordinates[1];
}
private static int wrapUp(int x, int width, int left, int right) {
if (x < left)
return left;
if (x + width > right)
return right - width;
return x;
}
@Override
public boolean dismissMoreKeysPanel() {
return mController.dismissMoreKeysPanel();
}
@Override
public int translateX(int x) {
return x - mOriginX;
}
@Override
public int translateY(int y) {
return y - mOriginY;
}
}