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

Implement delete key repeater

Browse source 
Bug: 10810844
Change-Id: Idbfe2196e8f0f8cf6dd1b77574eefb395c12807a
This commit is contained in:
Satoshi Kataoka 2013-09-20 18:35:28 +09:00
parent f3cd38f2c7
commit 9204d11525
3 changed files with 104 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
java/res/layout/emoji_keyboard_view.xml
View file

@ -40,7 +40,7 @@
<TabWidget
android:id="@android:id/tabs"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_height="match_parent"
android:background="@drawable/tab_selected"
android:divider="@null"
android:tabStripEnabled="true"
@ -61,11 +61,16 @@
android:visibility="gone" />
</FrameLayout>
</TabHost>
<View
android:layout_width="2dip"
android:layout_height="match_parent"
android:background="@drawable/suggestions_strip_divider" />
<ImageButton
android:id="@+id/emoji_keyboard_delete"
android:layout_width="0dip"
android:layout_weight="12.5"
android:layout_height="match_parent"
android:background="@color/emoji_key_background_color"
android:src="@drawable/sym_keyboard_delete_holo_dark" />
</LinearLayout>
<android.support.v4.view.ViewPager

4
java/res/values/colors.xml
View file

@ -62,4 +62,8 @@
<color name="setup_welcome_video_margin_color">#FFCCCCCC</color>
<color name="emoji_category_page_id_view_background">#FF000000</color>
<color name="emoji_category_page_id_view_foreground">#80FFFFFF</color>
<!-- TODO: Color which should be included in the theme -->
<color name="emoji_key_background_color">#00000000</color>
<color name="emoji_key_pressed_background_color">#30FFFFFF</color>
</resources>

97
java/src/com/android/inputmethod/keyboard/EmojiKeyboardView.java
View file

@ -28,11 +28,13 @@ import android.os.Build;
import android.preference.PreferenceManager;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.text.format.DateUtils;
import android.util.AttributeSet;
import android.util.Log;
import android.util.Pair;
import android.util.SparseArray;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
@ -76,6 +78,7 @@ public final class EmojiKeyboardView extends LinearLayout implements OnTabChange
private final int mEmojiFunctionalKeyBackgroundId;
private final KeyboardLayoutSet mLayoutSet;
private final ColorStateList mTabLabelColor;
private final DeleteKeyOnTouchListener mDeleteKeyOnTouchListener;
private EmojiKeyboardAdapter mEmojiKeyboardAdapter;
private TabHost mTabHost;
@ -395,6 +398,7 @@ public final class EmojiKeyboardView extends LinearLayout implements OnTabChange
mLayoutSet = builder.build();
mEmojiCategory = new EmojiCategory(PreferenceManager.getDefaultSharedPreferences(context),
context.getResources(), builder.build());
mDeleteKeyOnTouchListener = new DeleteKeyOnTouchListener(context);
}
@Override
@ -459,11 +463,9 @@ public final class EmojiKeyboardView extends LinearLayout implements OnTabChange
final LinearLayout actionBar = (LinearLayout)findViewById(R.id.emoji_action_bar);
emojiLp.setActionBarProperties(actionBar);
// TODO: Implement auto repeat, using View.OnTouchListener?
final ImageView deleteKey = (ImageView)findViewById(R.id.emoji_keyboard_delete);
deleteKey.setBackgroundResource(mEmojiFunctionalKeyBackgroundId);
deleteKey.setTag(Constants.CODE_DELETE);
deleteKey.setOnClickListener(this);
deleteKey.setOnTouchListener(mDeleteKeyOnTouchListener);
final ImageView alphabetKey = (ImageView)findViewById(R.id.emoji_keyboard_alphabet);
alphabetKey.setBackgroundResource(mEmojiFunctionalKeyBackgroundId);
alphabetKey.setTag(Constants.CODE_SWITCH_ALPHA_SYMBOL);
@ -556,6 +558,7 @@ public final class EmojiKeyboardView extends LinearLayout implements OnTabChange
public void setKeyboardActionListener(final KeyboardActionListener listener) {
mKeyboardActionListener = listener;
mDeleteKeyOnTouchListener.setKeyboardActionListener(mKeyboardActionListener);
}
private void updateEmojiCategoryPageIdView() {
@ -665,4 +668,92 @@ public final class EmojiKeyboardView extends LinearLayout implements OnTabChange
container.removeView(keyboardView);
}
}
// TODO: Do the same things done in PointerTracker
private static class DeleteKeyOnTouchListener implements OnTouchListener {
private static final long MAX_REPEAT_COUNT_TIME = 30 * DateUtils.SECOND_IN_MILLIS;
private final int mDeleteKeyPressedBackgroundColor;
private final long mKeyRepeatStartTimeout;
private final long mKeyRepeatInterval;
public DeleteKeyOnTouchListener(Context context) {
final Resources res = context.getResources();
mDeleteKeyPressedBackgroundColor =
res.getColor(R.color.emoji_key_pressed_background_color);
mKeyRepeatStartTimeout = res.getInteger(R.integer.config_key_repeat_start_timeout);
mKeyRepeatInterval = res.getInteger(R.integer.config_key_repeat_interval);
}
private KeyboardActionListener mKeyboardActionListener =
KeyboardActionListener.EMPTY_LISTENER;
private DummyRepeatKeyRepeatTimer mTimer;
private synchronized void startRepeat() {
if (mTimer != null) {
abortRepeat();
}
mTimer = new DummyRepeatKeyRepeatTimer();
mTimer.start();
}
private synchronized void abortRepeat() {
mTimer.abort();
mTimer = null;
}
// TODO: Remove
// This function is mimicking the repeat code in PointerTracker.
// Specifically referring to PointerTracker#startRepeatKey and PointerTracker#onKeyRepeat.
private class DummyRepeatKeyRepeatTimer extends Thread {
public boolean mAborted = false;
@Override
public void run() {
int timeCount = 0;
while (timeCount < MAX_REPEAT_COUNT_TIME && !mAborted) {
if (timeCount > mKeyRepeatStartTimeout) {
pressDelete();
}
timeCount += mKeyRepeatInterval;
try {
Thread.sleep(mKeyRepeatInterval);
} catch (InterruptedException e) {
}
}
}
public void abort() {
mAborted = true;
}
}
public void pressDelete() {
mKeyboardActionListener.onPressKey(
Constants.CODE_DELETE, 0 /* repeatCount */, true /* isSinglePointer */);
mKeyboardActionListener.onCodeInput(
Constants.CODE_DELETE, NOT_A_COORDINATE, NOT_A_COORDINATE);
mKeyboardActionListener.onReleaseKey(
Constants.CODE_DELETE, false /* withSliding */);
}
public void setKeyboardActionListener(KeyboardActionListener listener) {
mKeyboardActionListener = listener;
}
@Override
public boolean onTouch(View v, MotionEvent event) {
switch(event.getAction()) {
case MotionEvent.ACTION_DOWN:
v.setBackgroundColor(mDeleteKeyPressedBackgroundColor);
pressDelete();
startRepeat();
return true;
case MotionEvent.ACTION_UP:
v.setBackgroundColor(0);
abortRepeat();
return true;
}
return false;
}
}
}