Merge "[PB7] Export animation code out of the preference"

This commit is contained in:
Jean Chalard 2013-04-25 09:49:11 +00:00 committed by Android (Google) Code Review
commit 4dc77dcf4c
3 changed files with 108 additions and 24 deletions

View file

@ -84,5 +84,21 @@
android:singleLine="true"
android:textAppearance="?android:attr/textAppearanceMedium"
android:text="@string/install_dict" />
<Button
android:id="@+android:id/dict_cancel_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="right|center_vertical"
android:singleLine="true"
android:textAppearance="?android:attr/textAppearanceMedium"
android:text="@string/cancel_download_dict" />
<Button
android:id="@+android:id/dict_delete_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="right|center_vertical"
android:singleLine="true"
android:textAppearance="?android:attr/textAppearanceMedium"
android:text="@string/delete_dict" />
</com.android.inputmethod.dictionarypack.ButtonSwitcher>
</LinearLayout>

View file

@ -28,10 +28,24 @@ import com.android.inputmethod.latin.R;
* A view that handles buttons inside it according to a status.
*/
public class ButtonSwitcher extends FrameLayout {
public static final int NOT_INITIALIZED = -1;
public static final int STATUS_NO_BUTTON = 0;
public static final int STATUS_INSTALL = 1;
public static final int STATUS_CANCEL = 2;
public static final int STATUS_DELETE = 3;
// One of the above
private int mStatus = NOT_INITIALIZED;
private int mAnimateToStatus = NOT_INITIALIZED;
// Animation directions
public static final int ANIMATION_IN = 1;
public static final int ANIMATION_OUT = 2;
private Button mInstallButton;
private Button mCancelButton;
private Button mDeleteButton;
private OnClickListener mOnClickListener;
public ButtonSwitcher(Context context, AttributeSet attrs) {
super(context, attrs);
}
@ -40,26 +54,79 @@ public class ButtonSwitcher extends FrameLayout {
super(context, attrs, defStyle);
}
public void setText(final CharSequence text) {
((Button)findViewById(R.id.dict_install_button)).setText(text);
@Override
protected void onLayout(final boolean changed, final int left, final int top, final int right,
final int bottom) {
super.onLayout(changed, left, top, right, bottom);
mInstallButton = (Button)findViewById(R.id.dict_install_button);
mCancelButton = (Button)findViewById(R.id.dict_cancel_button);
mDeleteButton = (Button)findViewById(R.id.dict_delete_button);
mInstallButton.setOnClickListener(mOnClickListener);
mCancelButton.setOnClickListener(mOnClickListener);
mDeleteButton.setOnClickListener(mOnClickListener);
setButtonPositionWithoutAnimation(mStatus);
if (mAnimateToStatus != NOT_INITIALIZED) {
// We have been asked to animate before we were ready, so we took a note of it.
// We are now ready: launch the animation.
animateButtonPosition(mStatus, mAnimateToStatus);
mStatus = mAnimateToStatus;
mAnimateToStatus = NOT_INITIALIZED;
}
}
public void setInternalButtonVisiblility(final int visibility) {
findViewById(R.id.dict_install_button).setVisibility(visibility);
private Button getButton(final int status) {
switch(status) {
case STATUS_INSTALL:
return mInstallButton;
case STATUS_CANCEL:
return mCancelButton;
case STATUS_DELETE:
return mDeleteButton;
default:
return null;
}
}
public void setStatusAndUpdateVisuals(final int status) {
if (mStatus == NOT_INITIALIZED) {
setButtonPositionWithoutAnimation(status);
mStatus = status;
} else {
if (null == mInstallButton) {
// We may come here before we have been layout. In this case we don't know our
// size yet so we can't start animations so we need to remember what animation to
// start once layout has gone through.
mAnimateToStatus = status;
} else {
animateButtonPosition(mStatus, status);
mStatus = status;
}
}
}
private void setButtonPositionWithoutAnimation(final int status) {
// This may be called by setStatus() before the layout has come yet.
if (null == mInstallButton) return;
final int width = getWidth();
// Set to out of the screen if that's not the currently displayed status
mInstallButton.setTranslationX(STATUS_INSTALL == status ? 0 : width);
mCancelButton.setTranslationX(STATUS_CANCEL == status ? 0 : width);
mDeleteButton.setTranslationX(STATUS_DELETE == status ? 0 : width);
}
private void animateButtonPosition(final int oldStatus, final int newStatus) {
animateButton(getButton(oldStatus), ANIMATION_OUT);
animateButton(getButton(newStatus), ANIMATION_IN);
}
public void setInternalOnClickListener(final OnClickListener listener) {
findViewById(R.id.dict_install_button).setOnClickListener(listener);
mOnClickListener = listener;
}
public void animateButton(final int direction) {
final View button = findViewById(R.id.dict_install_button);
private void animateButton(final View button, final int direction) {
if (null == button) return;
final float outerX = getWidth();
final float innerX = button.getX() - button.getTranslationX();
if (View.INVISIBLE == button.getVisibility()) {
button.setTranslationX(outerX - innerX);
button.setVisibility(View.VISIBLE);
}
if (ANIMATION_IN == direction) {
button.animate().translationX(0);
} else {

View file

@ -110,29 +110,31 @@ public final class WordListPreference extends Preference {
}
}
// The table below needs to be kept in sync with MetadataDbHelper.STATUS_* since it uses
// the values as indices.
private static final int sStatusActionList[][] = {
// MetadataDbHelper.STATUS_UNKNOWN
{},
// MetadataDbHelper.STATUS_AVAILABLE
{ R.string.install_dict, ACTION_ENABLE_DICT },
{ ButtonSwitcher.STATUS_INSTALL, ACTION_ENABLE_DICT },
// MetadataDbHelper.STATUS_DOWNLOADING
{ R.string.cancel_download_dict, ACTION_DISABLE_DICT },
{ ButtonSwitcher.STATUS_CANCEL, ACTION_DISABLE_DICT },
// MetadataDbHelper.STATUS_INSTALLED
{ R.string.delete_dict, ACTION_DELETE_DICT },
{ ButtonSwitcher.STATUS_DELETE, ACTION_DELETE_DICT },
// MetadataDbHelper.STATUS_DISABLED
{ R.string.delete_dict, ACTION_DELETE_DICT },
{ ButtonSwitcher.STATUS_DELETE, ACTION_DELETE_DICT },
// MetadataDbHelper.STATUS_DELETING
// We show 'install' because the file is supposed to be deleted.
// The user may reinstall it.
{ R.string.install_dict, ACTION_ENABLE_DICT }
{ ButtonSwitcher.STATUS_INSTALL, ACTION_ENABLE_DICT }
};
private CharSequence getButtonLabel(final int status) {
private int getButtonSwitcherStatus(final int status) {
if (status >= sStatusActionList.length) {
Log.e(TAG, "Unknown status " + status);
return "";
return ButtonSwitcher.STATUS_NO_BUTTON;
}
return mContext.getString(sStatusActionList[status][0]);
return sStatusActionList[status][0];
}
private static int getActionIdFromStatusAndMenuEntry(final int status) {
@ -189,9 +191,8 @@ public final class WordListPreference extends Preference {
((ViewGroup)view).setLayoutTransition(null);
final ButtonSwitcher buttonSwitcher =
(ButtonSwitcher)view.findViewById(R.id.wordlist_button_switcher);
buttonSwitcher.setText(getButtonLabel(mStatus));
buttonSwitcher.setInternalButtonVisiblility(mInterfaceState.isOpen(mWordlistId) ?
View.VISIBLE : View.INVISIBLE);
buttonSwitcher.setStatusAndUpdateVisuals(mInterfaceState.isOpen(mWordlistId) ?
getButtonSwitcherStatus(mStatus) : ButtonSwitcher.STATUS_NO_BUTTON);
buttonSwitcher.setInternalOnClickListener(mActionButtonClickHandler);
view.setOnClickListener(mPreferenceClickHandler);
}
@ -224,9 +225,9 @@ public final class WordListPreference extends Preference {
final ButtonSwitcher buttonSwitcher = (ButtonSwitcher)listView.getChildAt(i)
.findViewById(R.id.wordlist_button_switcher);
if (i == indexToOpen) {
buttonSwitcher.animateButton(ButtonSwitcher.ANIMATION_IN);
buttonSwitcher.setStatusAndUpdateVisuals(getButtonSwitcherStatus(mStatus));
} else {
buttonSwitcher.animateButton(ButtonSwitcher.ANIMATION_OUT);
buttonSwitcher.setStatusAndUpdateVisuals(ButtonSwitcher.STATUS_NO_BUTTON);
}
}
}