Delete unused FoldableLinearLayout
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Wolf-Martell Montwé
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b586e6e18b
commit
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3 changed files with 0 additions and 302 deletions
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@ -1,255 +0,0 @@
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package com.fsck.k9.view;
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import com.fsck.k9.ui.R;
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import android.content.Context;
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import android.content.res.Resources.Theme;
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import android.content.res.TypedArray;
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import android.os.Parcel;
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import android.os.Parcelable;
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import android.util.AttributeSet;
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import android.util.TypedValue;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.animation.AlphaAnimation;
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import android.view.animation.Animation;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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/**
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* Class representing a LinearLayout that can fold and hide it's content when
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* pressed To use just add the following to your xml layout
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* <pre>{@code
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*<com.fsck.k9.view.FoldableLinearLayout
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* android:layout_width="wrap_content" android:layout_height="wrap_content"
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* custom:foldedLabel="@string/TEXT_TO_DISPLAY_WHEN_FOLDED"
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* custom:unFoldedLabel="@string/TEXT_TO_DISPLAY_WHEN_UNFOLDED">
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* <include layout="@layout/ELEMENTS_TO_BE_FOLDED"/>
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*</com.fsck.k9.view.FoldableLinearLayout>}
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* </pre>
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*/
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public class FoldableLinearLayout extends LinearLayout {
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private ImageView mFoldableIcon;
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// Start with the view folded
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private boolean mIsFolded = true;
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private boolean mHasMigrated = false;
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private Integer mShortAnimationDuration = null;
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private TextView mFoldableTextView = null;
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private LinearLayout mFoldableContainer = null;
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private View mFoldableLayout = null;
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private String mFoldedLabel;
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private String mUnFoldedLabel;
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private int mIconActionCollapseId;
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private int mIconActionExpandId;
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public FoldableLinearLayout(Context context) {
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super(context);
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processAttributes(context, null);
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}
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public FoldableLinearLayout(Context context, AttributeSet attrs) {
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super(context, attrs);
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processAttributes(context, attrs);
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}
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public FoldableLinearLayout(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs);
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processAttributes(context, attrs);
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}
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/**
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* Load given attributes to inner variables,
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*
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* @param context
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* @param attrs
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*/
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private void processAttributes(Context context, AttributeSet attrs) {
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Theme theme = context.getTheme();
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TypedValue outValue = new TypedValue();
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boolean found = theme.resolveAttribute(R.attr.iconActionCollapse, outValue, true);
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if (found) {
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mIconActionCollapseId = outValue.resourceId;
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}
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found = theme.resolveAttribute(R.attr.iconActionExpand, outValue, true);
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if (found) {
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mIconActionExpandId = outValue.resourceId;
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}
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if (attrs != null) {
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TypedArray a = context.obtainStyledAttributes(attrs,
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R.styleable.FoldableLinearLayout, 0, 0);
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mFoldedLabel = a.getString(R.styleable.FoldableLinearLayout_foldedLabel);
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mUnFoldedLabel = a.getString(R.styleable.FoldableLinearLayout_unFoldedLabel);
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a.recycle();
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}
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// If any attribute isn't found then set a default one
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mFoldedLabel = (mFoldedLabel == null) ? "No text!" : mFoldedLabel;
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mUnFoldedLabel = (mUnFoldedLabel == null) ? "No text!" : mUnFoldedLabel;
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}
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@Override
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protected void onFinishInflate() {
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// if the migration has already happened
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// there is no need to move any children
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if (!mHasMigrated) {
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migrateChildrenToContainer();
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mHasMigrated = true;
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}
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initialiseInnerViews();
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super.onFinishInflate();
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}
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@Override
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protected Parcelable onSaveInstanceState() {
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Parcelable superState = super.onSaveInstanceState();
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SavedState savedState = new SavedState(superState);
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savedState.mFolded = mIsFolded;
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return savedState;
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}
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@Override
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protected void onRestoreInstanceState(Parcelable state) {
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if (state instanceof SavedState) {
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SavedState savedState = (SavedState) state;
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super.onRestoreInstanceState(savedState.getSuperState());
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mIsFolded = savedState.mFolded;
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updateFoldedState(mIsFolded, false);
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} else {
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super.onRestoreInstanceState(state);
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}
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}
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public static class SavedState extends BaseSavedState {
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public static final Parcelable.Creator<SavedState> CREATOR =
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new Parcelable.Creator<FoldableLinearLayout.SavedState>() {
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@Override
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public SavedState createFromParcel(Parcel source) {
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return new SavedState(source);
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}
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@Override
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public SavedState[] newArray(int size) {
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return new SavedState[size];
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}
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};
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private boolean mFolded;
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private SavedState(Parcel parcel) {
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super(parcel);
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mFolded = (parcel.readInt() == 1);
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}
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private SavedState(Parcelable superState) {
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super(superState);
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}
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@Override
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public void writeToParcel(Parcel dest, int flags) {
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super.writeToParcel(dest, flags);
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dest.writeInt(mFolded ? 1 : 0);
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}
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}
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/**
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* Migrates Child views as declared in xml to the inner foldableContainer
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*/
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private void migrateChildrenToContainer() {
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// Collect children of FoldableLinearLayout as declared in XML
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int childNum = getChildCount();
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View[] children = new View[childNum];
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for (int i = 0; i < childNum; i++) {
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children[i] = getChildAt(i);
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}
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if (children[0].getId() == R.id.foldableControl) {
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}
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// remove all of them from FoldableLinearLayout
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detachAllViewsFromParent();
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// Inflate the inner foldable_linearlayout.xml
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LayoutInflater inflator = (LayoutInflater) getContext().getSystemService(
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Context.LAYOUT_INFLATER_SERVICE);
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mFoldableLayout = inflator.inflate(R.layout.foldable_linearlayout, this, true);
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mFoldableContainer = mFoldableLayout.findViewById(R.id.foldableContainer);
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// Push previously collected children into foldableContainer.
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for (int i = 0; i < childNum; i++) {
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addView(children[i]);
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}
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}
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private void initialiseInnerViews() {
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mFoldableIcon = mFoldableLayout.findViewById(R.id.foldableIcon);
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mFoldableTextView = mFoldableLayout.findViewById(R.id.foldableText);
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mFoldableTextView.setText(mFoldedLabel);
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// retrieve and cache the system's short animation time
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mShortAnimationDuration = getResources().getInteger(android.R.integer.config_shortAnimTime);
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LinearLayout foldableControl = mFoldableLayout
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.findViewById(R.id.foldableControl);
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foldableControl.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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mIsFolded = !mIsFolded;
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updateFoldedState(mIsFolded, true);
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}
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});
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}
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protected void updateFoldedState(boolean newStateIsFolded, boolean animate) {
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if (newStateIsFolded) {
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mFoldableIcon.setImageResource(mIconActionExpandId);
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if (animate) {
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AlphaAnimation animation = new AlphaAnimation(1f, 0f);
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animation.setDuration(mShortAnimationDuration);
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animation.setAnimationListener(new Animation.AnimationListener() {
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@Override
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public void onAnimationStart(Animation animation) {
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}
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@Override
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public void onAnimationEnd(Animation animation) {
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/*
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* Make sure that at the end the container is
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* completely invisible. GONE is not used in
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* order to prevent parent views from jumping
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* around as they re-center themselves
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* vertically.
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*/
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mFoldableContainer.setVisibility(View.INVISIBLE);
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}
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@Override
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public void onAnimationRepeat(Animation animation) {
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}
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});
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mFoldableContainer.startAnimation(animation);
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} else {
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mFoldableContainer.setVisibility(View.INVISIBLE);
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}
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mFoldableTextView.setText(mFoldedLabel);
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} else {
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mFoldableIcon.setImageResource(mIconActionCollapseId);
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mFoldableContainer.setVisibility(View.VISIBLE);
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if (animate) {
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AlphaAnimation animation = new AlphaAnimation(0f, 1f);
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animation.setDuration(mShortAnimationDuration);
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mFoldableContainer.startAnimation(animation);
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}
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mFoldableTextView.setText(mUnFoldedLabel);
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}
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}
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/**
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* Adds provided child view to foldableContainer View
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*
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* @param child
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*/
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@Override
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public void addView(View child) {
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if (mFoldableContainer != null) {
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mFoldableContainer.addView(child);
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}
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}
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}
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@ -1,42 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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xmlns:tools="http://schemas.android.com/tools"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:orientation="vertical"
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tools:context="com.fsck.k9.view.FoldableLinearLayout">
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<LinearLayout
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android:id="@+id/foldableControl"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:clickable="true"
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android:orientation="horizontal"
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android:focusable="true">
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<ImageView
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android:id="@+id/foldableIcon"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_gravity="center_vertical"
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android:layout_marginEnd="10dp"
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app:srcCompat="?attr/iconActionExpand" />
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<TextView
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android:id="@+id/foldableText"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_gravity="center_vertical"
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android:text=""
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android:textColor="?android:attr/textColorTertiary" />
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</LinearLayout>
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<LinearLayout
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android:id="@+id/foldableContainer"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:orientation="vertical"
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android:visibility="invisible" />
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</LinearLayout>
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@ -129,11 +129,6 @@
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<attr name="openpgp_dark_grey" format="reference|color" />
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</declare-styleable>
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<declare-styleable name="FoldableLinearLayout">
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<attr name="foldedLabel" format="string" />
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<attr name="unFoldedLabel" format="string" />
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</declare-styleable>
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<declare-styleable name="LinearViewAnimator">
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<attr name="downInAnimation" format="reference" />
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<attr name="downOutAnimation" format="reference" />
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