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Code Issues 1 Projects Releases Wiki Activity

fix recent emoji pane

Browse Source 
1) Make recent list properly update and invalidate.
2) Show most-recently-used first.
3) Refactoring

Closes #3171
// FREEBIE
pull/1/head
Jake McGinty 10 years ago committed by Moxie Marlinspike
parent 5ec9197912
commit cf420de65f
11 changed files with 210 additions and 172 deletions
Show Stats Download Patch File Download Diff File

6
src/org/thoughtcrime/securesms/components/emoji/EmojiDrawer.java
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@ -16,7 +16,6 @@ import android.view.View;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import com.astuetz.PagerSlidingTabStrip;
@ -38,6 +37,7 @@ public class EmojiDrawer extends Fragment {
private KeyboardAwareLinearLayout container;
private ViewPager pager;
private PagerSlidingTabStrip strip;
private RecentEmojiPageModel recentModel;
public static EmojiDrawer newInstance(@ArrayRes int categories, @ArrayRes int icons) {
final EmojiDrawer fragment = new EmojiDrawer();
@ -104,6 +104,7 @@ public class EmojiDrawer extends Fragment {
getArguments().getInt("icons")),
new EmojiSelectionListener() {
@Override public void onEmojiSelected(int emojiCode) {
recentModel.onCodePointSelected(emojiCode);
composeText.insertEmoji(emojiCode);
}
}));
@ -114,7 +115,8 @@ public class EmojiDrawer extends Fragment {
final int[] icons = ResUtil.getResourceIds(getActivity(), iconsRes);
final int[] pages = ResUtil.getResourceIds(getActivity(), pagesRes);
final List<EmojiPageModel> models = new LinkedList<>();
models.add(new RecentEmojiPageModel(getActivity()));
recentModel = new RecentEmojiPageModel(getActivity());
models.add(recentModel);
for (int i = 0; i < icons.length; i++) {
models.add(new StaticEmojiPageModel(icons[i], getResources().getIntArray(pages[i])));
}

11
src/org/thoughtcrime/securesms/components/emoji/EmojiEditText.java
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@ -3,29 +3,26 @@ package org.thoughtcrime.securesms.components.emoji;
import android.content.Context;
import android.support.v7.widget.AppCompatEditText;
import android.util.AttributeSet;
import android.util.Log;
import org.thoughtcrime.securesms.components.emoji.EmojiProvider.InvalidatingPageLoadedListener;
public class EmojiEditText extends AppCompatEditText {
public EmojiEditText(Context context) {
super(context);
init();
}
public EmojiEditText(Context context, AttributeSet attrs) {
super(context, attrs);
init();
}
public EmojiEditText(Context context, AttributeSet attrs,
int defStyleAttr)
{
super(context, attrs, defStyleAttr);
init();
}
private void init() {
@Override public void setText(CharSequence text, BufferType type) {
super.setText(EmojiProvider.getInstance(getContext()).emojify(text, EmojiProvider.EMOJI_SMALL, new PostInvalidateCallback(this)),
BufferType.SPANNABLE);
}
public void insertEmoji(int codePoint) {
@ -34,7 +31,7 @@ public class EmojiEditText extends AppCompatEditText {
final char[] chars = Character.toChars(codePoint);
final CharSequence text = EmojiProvider.getInstance(getContext()).emojify(new String(chars),
EmojiProvider.EMOJI_SMALL,
new InvalidatingPageLoadedListener(this));
new PostInvalidateCallback(this));
getText().replace(Math.min(start, end), Math.max(start, end), text);
setSelection(end + chars.length);

13
src/org/thoughtcrime/securesms/components/emoji/EmojiPageFragment.java
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@ -17,7 +17,7 @@ import android.widget.GridView;
import android.widget.ImageView;
import org.thoughtcrime.securesms.R;
import org.thoughtcrime.securesms.components.emoji.EmojiProvider.InvalidatingPageLoadedListener;
import org.thoughtcrime.securesms.components.emoji.EmojiPageModel.OnModelChangedListener;
public class EmojiPageFragment extends Fragment {
private static final String TAG = EmojiPageFragment.class.getSimpleName();
@ -42,11 +42,16 @@ public class EmojiPageFragment extends Fragment {
grid.setColumnWidth(getResources().getDimensionPixelSize(R.dimen.emoji_drawer_size) + 2 * getResources().getDimensionPixelSize(R.dimen.emoji_drawer_item_padding));
grid.setOnItemClickListener(new OnItemClickListener() {
@Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
model.onCodePointSelected((Integer)view.getTag());
if (listener != null) listener.onEmojiSelected((Integer)view.getTag());
}
});
grid.setAdapter(new EmojiGridAdapter(getActivity(), model));
model.setOnModelChangedListener(new OnModelChangedListener() {
@Override public void onModelChanged() {
((EmojiGridAdapter)grid.getAdapter()).notifyDataSetChanged();
}
});
return view;
}
@ -99,9 +104,7 @@ public class EmojiPageFragment extends Fragment {
final Integer unicodeTag = model.getCodePoints()[position];
final EmojiProvider provider = EmojiProvider.getInstance(context);
final Drawable drawable = provider.getEmojiDrawable(unicodeTag,
EmojiProvider.EMOJI_HUGE,
new InvalidatingPageLoadedListener(view));
final Drawable drawable = provider.getEmojiDrawable(unicodeTag, EmojiProvider.EMOJI_HUGE);
view.setImageDrawable(drawable);
view.setPadding(pad, pad, pad, pad);

17
src/org/thoughtcrime/securesms/components/emoji/EmojiPageModel.java
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@ -1,7 +1,16 @@
package org.thoughtcrime.securesms.components.emoji;
public interface EmojiPageModel {
int getIconRes();
int[] getCodePoints();
void onCodePointSelected(int codePoint);
public abstract class EmojiPageModel {
protected OnModelChangedListener listener;
public abstract int getIconRes();
public abstract int[] getCodePoints();
public void setOnModelChangedListener(OnModelChangedListener listener) {
this.listener = listener;
}
interface OnModelChangedListener {
void onModelChanged();
}
}

240
src/org/thoughtcrime/securesms/components/emoji/EmojiProvider.java
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@ -8,18 +8,20 @@ import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.Drawable.Callback;
import android.os.AsyncTask;
import android.os.Handler;
import android.os.Looper;
import android.text.Spannable;
import android.text.SpannableStringBuilder;
import android.text.style.ImageSpan;
import android.util.Log;
import android.util.SparseArray;
import android.view.View;
import org.thoughtcrime.securesms.R;
import org.thoughtcrime.securesms.util.BitmapDecodingException;
import org.thoughtcrime.securesms.util.BitmapUtil;
import org.thoughtcrime.securesms.util.FutureTaskListener;
import org.thoughtcrime.securesms.util.ListenableFutureTask;
import org.thoughtcrime.securesms.util.ResUtil;
import org.thoughtcrime.securesms.util.Util;
@ -27,17 +29,14 @@ import java.io.IOException;
import java.io.InputStream;
import java.lang.ref.SoftReference;
import java.util.Arrays;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Callable;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class EmojiProvider {
private static final String TAG = EmojiProvider.class.getSimpleName();
private static final ExecutorService executor = Util.newSingleThreadedLifoExecutor();
private static volatile EmojiProvider instance = null;
private static final SparseArray<SoftReference<Bitmap>> bitmaps = new SparseArray<>();
private static final Paint paint = new Paint();
private static final Handler handler = new Handler(Looper.getMainLooper());
private static final String TAG = EmojiProvider.class.getSimpleName();
private static volatile EmojiProvider instance = null;
private static final Paint paint = new Paint();
static { paint.setFilterBitmap(true); }
private final SparseArray<DrawInfo> offsets = new SparseArray<>();
@ -55,7 +54,7 @@ public class EmojiProvider {
private final Context context;
private final int bigDrawSize;
private final int[] pages;
private final Handler handler = new Handler(Looper.getMainLooper());
public static EmojiProvider getInstance(Context context) {
if (instance == null) {
@ -69,72 +68,28 @@ public class EmojiProvider {
}
private EmojiProvider(Context context) {
this.context = context.getApplicationContext();
int[] pages = ResUtil.getResourceIds(context, R.array.emoji_categories);
this.context = context.getApplicationContext();
this.bigDrawSize = context.getResources().getDimensionPixelSize(R.dimen.emoji_drawer_size);
this.pages = ResUtil.getResourceIds(context, R.array.emoji_categories);
for (int i = 0; i < pages.length; i++) {
final int[] page = context.getResources().getIntArray(pages[i]);
for (int j = 0; j < page.length; j++) {
offsets.put(page[j], new DrawInfo(i, j));
}
}
}
private void preloadPage(final int page, final PageLoadedListener pageLoadListener) {
executor.submit(new Runnable() {
@Override
public void run() {
try {
loadPage(page);
if (pageLoadListener != null) {
pageLoadListener.onPageLoaded();
}
} catch (IOException ioe) {
Log.w(TAG, ioe);
}
final EmojiPageBitmap page = new EmojiPageBitmap(i);
final int[] codePoints = context.getResources().getIntArray(pages[i]);
for (int j = 0; j < codePoints.length; j++) {
offsets.put(codePoints[j], new DrawInfo(page, j));
}
});
}
private void loadPage(int page) throws IOException {
if (page < 0 || page >= pages.length) {
throw new IndexOutOfBoundsException("can't load page that doesn't exist");
}
if (bitmaps.get(page) != null && bitmaps.get(page).get() != null) return;
try {
final String file = "emoji_" + page + "_wrapped.png";
final InputStream measureStream = context.getAssets().open(file);
final InputStream bitmapStream = context.getAssets().open(file);
final Bitmap bitmap = BitmapUtil.createScaledBitmap(measureStream, bitmapStream, (float) bigDrawSize / (float) EMOJI_RAW_SIZE);
bitmaps.put(page, new SoftReference<>(bitmap));
Log.w(TAG, "onPageLoaded(" + page + ")");
} catch (IOException ioe) {
Log.w(TAG, ioe);
throw ioe;
} catch (BitmapDecodingException bde) {
Log.w(TAG, bde);
throw new AssertionError("emoji sprite asset is corrupted or android decoding is broken");
}
}
public CharSequence emojify(CharSequence text, PageLoadedListener pageLoadedListener) {
return emojify(text, EMOJI_LARGE, pageLoadedListener);
}
public CharSequence emojify(CharSequence text, double size, PageLoadedListener pageLoadedListener) {
public CharSequence emojify(CharSequence text, double size, Callback callback) {
Matcher matches = EMOJI_RANGE.matcher(text);
SpannableStringBuilder builder = new SpannableStringBuilder(text);
while (matches.find()) {
int codePoint = matches.group().codePointAt(0);
Drawable drawable = getEmojiDrawable(codePoint, size, pageLoadedListener);
Drawable drawable = getEmojiDrawable(codePoint, size);
if (drawable != null) {
ImageSpan imageSpan = new ImageSpan(drawable, ImageSpan.ALIGN_BOTTOM);
char[] chars = new char[matches.end() - matches.start()];
Arrays.fill(chars, ' ');
builder.setSpan(imageSpan, matches.start(), matches.end(),
builder.setSpan(new InvalidatingDrawableSpan(drawable, callback), matches.start(), matches.end(),
Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
}
}
@ -142,51 +97,52 @@ public class EmojiProvider {
return builder;
}
public Drawable getEmojiDrawable(int emojiCode, double size, PageLoadedListener pageLoadedListener) {
return getEmojiDrawable(offsets.get(emojiCode), size, pageLoadedListener);
public Drawable getEmojiDrawable(int emojiCode, double size) {
return getEmojiDrawable(offsets.get(emojiCode), size);
}
private Drawable getEmojiDrawable(DrawInfo drawInfo, double size, PageLoadedListener pageLoadedListener) {
if (drawInfo == null) {
return null;
}
final Drawable drawable = new EmojiDrawable(drawInfo, bigDrawSize);
private Drawable getEmojiDrawable(DrawInfo drawInfo, double size) {
if (drawInfo == null) return null;
final EmojiDrawable drawable = new EmojiDrawable(drawInfo, bigDrawSize);
drawable.setBounds(0, 0, (int)((double)bigDrawSize * size), (int)((double)bigDrawSize * size));
if (bitmaps.get(drawInfo.page) == null || bitmaps.get(drawInfo.page).get() == null) {
preloadPage(drawInfo.page, pageLoadedListener);
}
drawInfo.page.get().addListener(new FutureTaskListener<Bitmap>() {
@Override public void onSuccess(final Bitmap result) {
handler.post(new Runnable() {
@Override public void run() {
drawable.setBitmap(result);
}
});
}
@Override public void onFailure(Throwable error) {
Log.w(TAG, error);
}
});
return drawable;
}
public class EmojiDrawable extends Drawable {
private final int index;
private final int page;
private final int emojiSize;
private Bitmap bmp;
@Override public int getIntrinsicWidth() {
return emojiSize;
}
@Override public int getIntrinsicHeight() {
return emojiSize;
}
public EmojiDrawable(DrawInfo info, int emojiSize) {
this.index = info.index;
this.page = info.page;
this.emojiSize = emojiSize;
}
@Override
public void draw(Canvas canvas) {
if (bitmaps.get(page) == null || bitmaps.get(page).get() == null) {
preloadPage(page, new PageLoadedListener() {
@Override public void onPageLoaded() {
handler.post(new Runnable() {
@Override public void run() {
invalidateSelf();
}
});
}
});
return;
}
if (bmp == null) {
bmp = bitmaps.get(page).get();
}
if (bmp == null) return;
Rect b = copyBounds();
@ -202,6 +158,12 @@ public class EmojiProvider {
paint);
}
public void setBitmap(Bitmap bitmap) {
Util.assertMainThread();
bmp = bitmap;
invalidateSelf();
}
@Override
public int getOpacity() {
return PixelFormat.TRANSLUCENT;
@ -212,39 +174,13 @@ public class EmojiProvider {
@Override
public void setColorFilter(ColorFilter cf) { }
@Override
public String toString() {
return "EmojiDrawable{" +
"page=" + page +
", index=" + index +
'}';
}
}
public static class InvalidatingPageLoadedListener implements PageLoadedListener {
private final View view;
public InvalidatingPageLoadedListener(final View view) {
this.view = view;
}
@Override
public void onPageLoaded() {
view.postInvalidate();
}
@Override
public String toString() {
return "InvalidatingPageLoadedListener{}";
}
}
class DrawInfo {
int page;
int index;
EmojiPageBitmap page;
int index;
public DrawInfo(final int page, final int index) {
public DrawInfo(final EmojiPageBitmap page, final int index) {
this.page = page;
this.index = index;
}
@ -258,7 +194,67 @@ public class EmojiProvider {
}
}
interface PageLoadedListener {
void onPageLoaded();
private class EmojiPageBitmap {
private int page;
private SoftReference<Bitmap> bitmapReference;
private ListenableFutureTask<Bitmap> task;
public EmojiPageBitmap(int page) {
this.page = page;
}
private ListenableFutureTask<Bitmap> get() {
Util.assertMainThread();
if (bitmapReference != null && bitmapReference.get() != null) {
return new ListenableFutureTask<>(bitmapReference.get());
} else if (task != null) {
return task;
} else {
Callable<Bitmap> callable = new Callable<Bitmap>() {
@Override public Bitmap call() throws Exception {
try {
Log.w(TAG, "loading page " + page);
return loadPage();
} catch (IOException ioe) {
Log.w(TAG, ioe);
}
return null;
}
};
task = new ListenableFutureTask<>(callable);
new AsyncTask<Void, Void, Void>() {
@Override protected Void doInBackground(Void... params) {
task.run();
return null;
}
@Override protected void onPostExecute(Void aVoid) {
task = null;
}
}.execute();
}
return task;
}
private Bitmap loadPage() throws IOException {
if (bitmapReference != null && bitmapReference.get() != null) return bitmapReference.get();
try {
final String file = "emoji_" + page + "_wrapped.png";
final InputStream measureStream = context.getAssets().open(file);
final InputStream bitmapStream = context.getAssets().open(file);
final Bitmap bitmap = BitmapUtil.createScaledBitmap(measureStream, bitmapStream, (float)bigDrawSize / (float)EMOJI_RAW_SIZE);
bitmapReference = new SoftReference<>(bitmap);
Log.w(TAG, "onPageLoaded(" + page + ")");
return bitmap;
} catch (IOException ioe) {
Log.w(TAG, ioe);
throw ioe;
} catch (BitmapDecodingException bde) {
Log.w(TAG, bde);
throw new AssertionError("emoji sprite asset is corrupted or android decoding is broken");
}
}
}
}

27
src/org/thoughtcrime/securesms/components/emoji/EmojiTextView.java
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@ -1,45 +1,26 @@
package org.thoughtcrime.securesms.components.emoji;
import android.annotation.TargetApi;
import android.content.Context;
import android.graphics.Rect;
import android.os.Build.VERSION_CODES;
import android.support.v7.widget.AppCompatTextView;
import android.text.method.TransformationMethod;
import android.util.AttributeSet;
import android.view.View;
import org.thoughtcrime.securesms.components.emoji.EmojiProvider.InvalidatingPageLoadedListener;
public class EmojiTextView extends AppCompatTextView {
public EmojiTextView(Context context) {
super(context);
init();
}
public EmojiTextView(Context context, AttributeSet attrs) {
super(context, attrs);
init();
}
public EmojiTextView(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
init();
}
private void init() {
setTransformationMethod(new EmojiTransformationMethod());
}
private static class EmojiTransformationMethod implements TransformationMethod {
@Override public CharSequence getTransformation(CharSequence source, View view) {
return EmojiProvider.getInstance(view.getContext()).emojify(source,
@Override public void setText(CharSequence text, BufferType type) {
super.setText(EmojiProvider.getInstance(getContext()).emojify(text,
EmojiProvider.EMOJI_SMALL,
new InvalidatingPageLoadedListener(view));
}
@Override public void onFocusChanged(View view, CharSequence sourceText, boolean focused,
int direction, Rect previouslyFocusedRect) { }
new PostInvalidateCallback(this)),
BufferType.SPANNABLE);
}
}

12
src/org/thoughtcrime/securesms/components/emoji/InvalidatingDrawableSpan.java
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@ -0,0 +1,12 @@
package org.thoughtcrime.securesms.components.emoji;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.Drawable.Callback;
import android.text.style.ImageSpan;
public class InvalidatingDrawableSpan extends ImageSpan {
public InvalidatingDrawableSpan(Drawable drawable, Callback callback) {
super(drawable, ALIGN_BOTTOM);
drawable.setCallback(callback);
}
}

25
src/org/thoughtcrime/securesms/components/emoji/PostInvalidateCallback.java
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@ -0,0 +1,25 @@
package org.thoughtcrime.securesms.components.emoji;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.Drawable.Callback;
import android.view.View;
public class PostInvalidateCallback implements Callback {
private final View view;
public PostInvalidateCallback(View view) {
this.view = view;
}
@Override public void invalidateDrawable(Drawable who) {
view.postInvalidate();
}
@Override public void scheduleDrawable(Drawable who, Runnable what, long when) {
}
@Override public void unscheduleDrawable(Drawable who, Runnable what) {
}
}

20
src/org/thoughtcrime/securesms/components/emoji/RecentEmojiPageModel.java
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@ -18,13 +18,14 @@ import java.io.IOException;
import java.util.Iterator;
import java.util.LinkedHashSet;
public class RecentEmojiPageModel implements EmojiPageModel {
public class RecentEmojiPageModel extends EmojiPageModel {
private static final String TAG = RecentEmojiPageModel.class.getSimpleName();
private static final String EMOJI_LRU_PREFERENCE = "pref_recent_emoji";
private static final int EMOJI_LRU_SIZE = 50;
private final SharedPreferences prefs;
private final LinkedHashSet<Integer> recentlyUsed;
private OnModelChangedListener listener;
public RecentEmojiPageModel(Context context) {
this.prefs = PreferenceManager.getDefaultSharedPreferences(context);
@ -50,10 +51,11 @@ public class RecentEmojiPageModel implements EmojiPageModel {
}
@Override public int[] getCodePoints() {
return toPrimitiveArray(recentlyUsed);
return toReversePrimitiveArray(recentlyUsed);
}
@Override public void onCodePointSelected(int codePoint) {
public void onCodePointSelected(int codePoint) {
Log.w(TAG, "onCodePointSelected(" + codePoint + ")");
recentlyUsed.remove(codePoint);
recentlyUsed.add(codePoint);
@ -80,6 +82,12 @@ public class RecentEmojiPageModel implements EmojiPageModel {
return null;
}
}.execute();
if (listener != null) listener.onModelChanged();
}
@Override public void setOnModelChangedListener(OnModelChangedListener listener) {
this.listener = listener;
}
private LinkedHashSet<Integer> fromHexString(@Nullable LinkedHashSet<String> stringSet) {
@ -100,11 +108,11 @@ public class RecentEmojiPageModel implements EmojiPageModel {
return stringSet;
}
private int[] toPrimitiveArray(@NonNull LinkedHashSet<Integer> integerSet) {
private int[] toReversePrimitiveArray(@NonNull LinkedHashSet<Integer> integerSet) {
int[] ints = new int[integerSet.size()];
int i = 0;
int i = integerSet.size() - 1;
for (Integer integer : integerSet) {
ints[i++] = integer;
ints[i--] = integer;
}
return ints;
}

4
src/org/thoughtcrime/securesms/components/emoji/StaticEmojiPageModel.java
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@ -3,7 +3,7 @@ package org.thoughtcrime.securesms.components.emoji;
import android.support.annotation.DrawableRes;
import android.support.annotation.NonNull;
public class StaticEmojiPageModel implements EmojiPageModel {
public class StaticEmojiPageModel extends EmojiPageModel {
@DrawableRes private final int icon;
@NonNull private final int[] codePoints;
@ -19,6 +19,4 @@ public class StaticEmojiPageModel implements EmojiPageModel {
@NonNull public int[] getCodePoints() {
return codePoints;
}
@Override public void onCodePointSelected(int codePoint) { }
}

7
src/org/thoughtcrime/securesms/util/Util.java
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@ -24,6 +24,7 @@ import android.graphics.Typeface;
import android.os.Build;
import android.os.Build.VERSION;
import android.os.Build.VERSION_CODES;
import android.os.Looper;
import android.provider.Telephony;
import android.telephony.TelephonyManager;
import android.text.Spannable;
@ -296,4 +297,10 @@ public class Util {
public static boolean isMmsCapable(Context context) {
return (VERSION.SDK_INT >= VERSION_CODES.LOLLIPOP) || OutgoingLegacyMmsConnection.isConnectionPossible(context);
}
public static void assertMainThread() {
if (Looper.myLooper() != Looper.getMainLooper()) {
throw new AssertionError("Main-thread assertion failed.");
}
}
}

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