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https://github.com/xoureldeen/Vectras-VM-Android.git
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V2.0
debug version build 37 v2.0
This commit is contained in:
Epic Studios
parent
d35988d2a1
commit
a47a6ea153
461 changed files with 26391 additions and 8275 deletions
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@ -1,370 +0,0 @@
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package com.epicstudios.vectras.widgets;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.util.AttributeSet;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.CompoundButton;
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import android.widget.LinearLayout;
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import android.widget.RadioButton;
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import android.widget.RadioGroup;
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import androidx.annotation.IdRes;
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public class RadioGroupPlus extends LinearLayout {
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// holds the checked id; the selection is empty by default
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private int mCheckedId = -1;
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// tracks children radio buttons checked state
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private CompoundButton.OnCheckedChangeListener mChildOnCheckedChangeListener;
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// when true, mOnCheckedChangeListener discards events
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private boolean mProtectFromCheckedChange = false;
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private OnCheckedChangeListener mOnCheckedChangeListener;
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private PassThroughHierarchyChangeListener mPassThroughListener;
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/**
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* {@inheritDoc}
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*/
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public RadioGroupPlus(Context context) {
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super(context);
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setOrientation(VERTICAL);
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init();
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}
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/**
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* {@inheritDoc}
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*/
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public RadioGroupPlus(Context context, AttributeSet attrs) {
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super(context, attrs);
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// retrieve selected radio button as requested by the user in the
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// XML layout file
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//TODO: fix ignored attributes
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// TypedArray attributes = context.obtainStyledAttributes(
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// attrs, com.android.internal.R.styleable.RadioGroup, com.android.internal.R.attr.radioButtonStyle, 0);
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// int value = attributes.getResourceId(com.android.internal.R.styleable.RadioGroup_checkedButton, View.NO_ID);
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// if (value != View.NO_ID) {
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// mCheckedId = value;
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// }
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// final int index = attributes.getInt(com.android.internal.R.styleable.RadioGroup_orientation, VERTICAL);
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// setOrientation(index);
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// attributes.recycle();
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init();
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}
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private void init() {
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mChildOnCheckedChangeListener = new CheckedStateTracker();
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mPassThroughListener = new PassThroughHierarchyChangeListener();
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super.setOnHierarchyChangeListener(mPassThroughListener);
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void setOnHierarchyChangeListener(OnHierarchyChangeListener listener) {
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// the user listener is delegated to our pass-through listener
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mPassThroughListener.mOnHierarchyChangeListener = listener;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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protected void onFinishInflate() {
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super.onFinishInflate();
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// checks the appropriate radio button as requested in the XML file
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if (mCheckedId != -1) {
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mProtectFromCheckedChange = true;
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setCheckedStateForView(mCheckedId, true);
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mProtectFromCheckedChange = false;
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setCheckedId(mCheckedId);
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}
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}
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@Override
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public void addView(View child, int index, ViewGroup.LayoutParams params) {
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if (child instanceof RadioButton) {
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final RadioButton button = (RadioButton) child;
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if (button.isChecked()) {
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mProtectFromCheckedChange = true;
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if (mCheckedId != -1) {
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setCheckedStateForView(mCheckedId, false);
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}
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mProtectFromCheckedChange = false;
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setCheckedId(button.getId());
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}
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}
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super.addView(child, index, params);
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}
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/**
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* <p>Sets the selection to the radio button whose identifier is passed in
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* parameter. Using -1 as the selection identifier clears the selection;
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* such an operation is equivalent to invoking {@link #clearCheck()}.</p>
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*
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* @param id the unique id of the radio button to select in this group
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* @see #getCheckedRadioButtonId()
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* @see #clearCheck()
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*/
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public void check(@IdRes int id) {
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// don't even bother
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if (id != -1 && (id == mCheckedId)) {
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return;
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}
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if (mCheckedId != -1) {
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setCheckedStateForView(mCheckedId, false);
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}
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if (id != -1) {
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setCheckedStateForView(id, true);
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}
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setCheckedId(id);
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}
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private void setCheckedId(@IdRes int id) {
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mCheckedId = id;
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if (mOnCheckedChangeListener != null) {
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mOnCheckedChangeListener.onCheckedChanged(this, mCheckedId);
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}
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}
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private void setCheckedStateForView(int viewId, boolean checked) {
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View checkedView = findViewById(viewId);
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if (checkedView != null && checkedView instanceof RadioButton) {
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((RadioButton) checkedView).setChecked(checked);
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}
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}
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/**
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* <p>Returns the identifier of the selected radio button in this group.
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* Upon empty selection, the returned value is -1.</p>
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*
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* @return the unique id of the selected radio button in this group
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* @attr ref android.R.styleable#RadioGroup_checkedButton
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* @see #check(int)
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* @see #clearCheck()
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*/
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@IdRes
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public int getCheckedRadioButtonId() {
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return mCheckedId;
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}
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/**
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* <p>Clears the selection. When the selection is cleared, no radio button
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* in this group is selected and {@link #getCheckedRadioButtonId()} returns
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* null.</p>
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*
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* @see #check(int)
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* @see #getCheckedRadioButtonId()
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*/
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public void clearCheck() {
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check(-1);
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}
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/**
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* <p>Register a callback to be invoked when the checked radio button
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* changes in this group.</p>
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*
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* @param listener the callback to call on checked state change
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*/
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public void setOnCheckedChangeListener(OnCheckedChangeListener listener) {
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mOnCheckedChangeListener = listener;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public LayoutParams generateLayoutParams(AttributeSet attrs) {
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return new RadioGroupPlus.LayoutParams(getContext(), attrs);
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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protected boolean checkLayoutParams(ViewGroup.LayoutParams p) {
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return p instanceof RadioGroup.LayoutParams;
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}
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@Override
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protected LinearLayout.LayoutParams generateDefaultLayoutParams() {
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return new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
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}
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@Override
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public CharSequence getAccessibilityClassName() {
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return RadioGroup.class.getName();
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}
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public static class LayoutParams extends LinearLayout.LayoutParams {
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/**
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* {@inheritDoc}
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*/
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public LayoutParams(Context c, AttributeSet attrs) {
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super(c, attrs);
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}
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/**
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* {@inheritDoc}
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*/
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public LayoutParams(int w, int h) {
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super(w, h);
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}
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/**
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* {@inheritDoc}
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*/
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public LayoutParams(int w, int h, float initWeight) {
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super(w, h, initWeight);
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}
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/**
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* {@inheritDoc}
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*/
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public LayoutParams(ViewGroup.LayoutParams p) {
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super(p);
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}
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/**
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* {@inheritDoc}
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*/
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public LayoutParams(MarginLayoutParams source) {
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super(source);
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}
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/**
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* <p>Fixes the child's width to
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* {@link android.view.ViewGroup.LayoutParams#WRAP_CONTENT} and the child's
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* height to {@link android.view.ViewGroup.LayoutParams#WRAP_CONTENT}
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* when not specified in the XML file.</p>
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*
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* @param a the styled attributes set
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* @param widthAttr the width attribute to fetch
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* @param heightAttr the height attribute to fetch
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*/
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@Override
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protected void setBaseAttributes(TypedArray a,
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int widthAttr, int heightAttr) {
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if (a.hasValue(widthAttr)) {
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width = a.getLayoutDimension(widthAttr, "layout_width");
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} else {
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width = WRAP_CONTENT;
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}
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if (a.hasValue(heightAttr)) {
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height = a.getLayoutDimension(heightAttr, "layout_height");
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} else {
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height = WRAP_CONTENT;
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}
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}
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}
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/**
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* <p>Interface definition for a callback to be invoked when the checked
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* radio button changed in this group.</p>
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*/
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public interface OnCheckedChangeListener {
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/**
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* <p>Called when the checked radio button has changed. When the
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* selection is cleared, checkedId is -1.</p>
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*
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* @param group the group in which the checked radio button has changed
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* @param checkedId the unique identifier of the newly checked radio button
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*/
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public void onCheckedChanged(RadioGroupPlus group, @IdRes int checkedId);
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}
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private class CheckedStateTracker implements CompoundButton.OnCheckedChangeListener {
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public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
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// prevents from infinite recursion
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if (mProtectFromCheckedChange) {
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return;
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}
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mProtectFromCheckedChange = true;
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if (mCheckedId != -1) {
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setCheckedStateForView(mCheckedId, false);
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}
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mProtectFromCheckedChange = false;
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int id = buttonView.getId();
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setCheckedId(id);
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}
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}
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/**
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* <p>A pass-through listener acts upon the events and dispatches them
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* to another listener. This allows the table layout to set its own internal
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* hierarchy change listener without preventing the user to setup his.</p>
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*/
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private class PassThroughHierarchyChangeListener implements
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ViewGroup.OnHierarchyChangeListener {
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private ViewGroup.OnHierarchyChangeListener mOnHierarchyChangeListener;
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public void traverseTree(View view) {
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if (view instanceof RadioButton) {
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int id = view.getId();
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// generates an id if it's missing
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if (id == View.NO_ID) {
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id = View.generateViewId();
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view.setId(id);
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}
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((RadioButton) view).setOnCheckedChangeListener(
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mChildOnCheckedChangeListener);
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}
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if (!(view instanceof ViewGroup)) {
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return;
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}
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ViewGroup viewGroup = (ViewGroup) view;
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if (viewGroup.getChildCount() == 0) {
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return;
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}
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for (int i = 0; i < viewGroup.getChildCount(); i++) {
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traverseTree(viewGroup.getChildAt(i));
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}
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}
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/**
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* {@inheritDoc}
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*/
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public void onChildViewAdded(View parent, View child) {
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traverseTree(child);
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if (parent == RadioGroupPlus.this && child instanceof RadioButton) {
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int id = child.getId();
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// generates an id if it's missing
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if (id == View.NO_ID) {
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id = View.generateViewId();
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child.setId(id);
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}
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((RadioButton) child).setOnCheckedChangeListener(
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mChildOnCheckedChangeListener);
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}
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if (mOnHierarchyChangeListener != null) {
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mOnHierarchyChangeListener.onChildViewAdded(parent, child);
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}
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}
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/**
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* {@inheritDoc}
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*/
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public void onChildViewRemoved(View parent, View child) {
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if (parent == RadioGroupPlus.this && child instanceof RadioButton) {
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((RadioButton) child).setOnCheckedChangeListener(null);
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}
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if (mOnHierarchyChangeListener != null) {
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mOnHierarchyChangeListener.onChildViewRemoved(parent, child);
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}
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}
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}
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}
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