android.widget.CheckedTextView#setCheckMarkDrawable ( )源码实例Demo

public static void setTint(@NonNull CheckedTextView textView, @ColorInt int color) {
    ColorStateList sl = new ColorStateList(new int[][]{
            new int[]{-android.R.attr.state_checked},
            new int[]{android.R.attr.state_checked}
    }, new int[]{
            ThemeHelper.resolveColor(textView.getContext(), R.attr.colorControlNormal),
            color
    });
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        textView.setCheckMarkTintList(sl);
    } else {
        Drawable d = DrawableCompat.wrap(ContextCompat.getDrawable(textView.getContext(), R.drawable.abc_btn_radio_material));
        DrawableCompat.setTintList(d, sl);
        textView.setCheckMarkDrawable(d);
    }
}
 

public static void setTint(@NonNull CheckedTextView textView, @ColorInt int color) {
    ColorStateList sl = new ColorStateList(new int[][]{
            new int[]{-android.R.attr.state_checked},
            new int[]{android.R.attr.state_checked}
    }, new int[]{
            ThemeHelper.resolveColor(textView.getContext(), R.attr.colorControlNormal),
            color
    });
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        textView.setCheckMarkTintList(sl);
    } else {
        Drawable d = DrawableCompat.wrap(ContextCompat.getDrawable(textView.getContext(), R.drawable.abc_btn_check_material));
        DrawableCompat.setTintList(d, sl);
        textView.setCheckMarkDrawable(d);
    }
}
 

/**
 * {@inheritDoc}
 */
public View getView(int position, View convertView, ViewGroup parent) {
    LayoutInflater inflater = ((Activity) getContext()).getLayoutInflater();
    View row = inflater.inflate(R.layout.image_list_item, parent, false);

    ImageView imageView = row.findViewById(R.id.image);
    imageView.setImageResource(resourceIds[position]);

    CheckedTextView checkedTextView = row.findViewById(R.id.check);

    checkedTextView.setText(getItem(position));
    checkedTextView.setCheckMarkDrawable(Resources.getSystem().getDrawable(mRadioDrawableId));

    if (position == index) {
        checkedTextView.setChecked(true);
    }

    return row;
}
 

@Override
public View getView(final int position, View convertView, ViewGroup parent) {
    final View itemView = super.getView(position, convertView, parent);
    if (itemView == null) {
        return null;
    }
    final CheckedTextView checkedTextView = (CheckedTextView)itemView;

    if (hasCheckbox(position)) {
        checkedTextView.setEnabled(isEnabled(position));
    } else {
        checkedTextView.setCheckMarkDrawable(null);
        checkedTextView.setTextColor(getResources().getColor(R.color.accent));
    }
    return checkedTextView;
}
 

@Override
public View getView(int position, View convertView, ViewGroup parent) {
    if (position < 0 || position >= getCount()) return null;

    convertView = super.getView(position, convertView, parent);
    ((TextView) convertView).setText(mItems.get(position).getLabel());

    // Currently select_dialog_(single|multi)choice uses CheckedTextViews.
    // If that changes, the class cast will no longer be valid.
    // The WebView build cannot rely on this being the case, so
    // we must check.
    if (convertView instanceof CheckedTextView) {
        // <optgroup> elements do not have check marks. If an item previously used as an
        // <optgroup> gets reused for a non-<optgroup> element, we need to get the check mark
        // back. Inflating a new View from XML can be slow, for both the inflation part and GC
        // afterwards. Even creating a new Drawable can be tricky, considering getting the
        // check/radio type and theme right.
        // Saving the previously removed Drawables and reuse them when needed is faster,
        // and the memory implication should be fine.
        CheckedTextView view = (CheckedTextView) convertView;
        if (mItems.get(position).getType() == PopupItemType.GROUP) {
            if (view.getCheckMarkDrawable() != null) {
                view.setTag(view.getCheckMarkDrawable());
                view.setCheckMarkDrawable(null);
            }
        } else {
            if (view.getCheckMarkDrawable() == null) {
                view.setCheckMarkDrawable((Drawable) view.getTag());
            }
        }
    }
    // Draw the disabled element in a disabled state.
    convertView.setEnabled(mItems.get(position).getType() != PopupItemType.DISABLED);

    return convertView;
}
 

@Override
public boolean updateStyle(List<PXRuleSet> ruleSets, List<PXStylerContext> contexts) {
    if (!super.updateStyle(ruleSets, contexts)) {
        return false;
    }
    // Style the check mark. We will construct the
    // drawable from the context states, and then set the constructed
    // drawable as the check mark using the
    // CheckedTextView#setCheckMarkDrawable call. Note that this is
    // different than the View#setBackground(Drawable) call that is handled
    // in the default View adapter.

    CheckedTextView view = (CheckedTextView) contexts.get(0).getStyleable();
    Drawable currentDrawable = getCheckMarkDrawable(view);

    Map<int[], Drawable> existingStates = PXDrawableUtil.getExistingStates(currentDrawable);

    Drawable newDrawable = null;

    if (MapUtil.isEmpty(existingStates)) {
        // create a new StateListDrawable for the icon,
        // using the checked text view's adapter
        // as the source of possible drawable states.
        if (contexts.size() == 1) {
            newDrawable = contexts.get(0).getBackgroundImage();
        } else {
            newDrawable = PXDrawableUtil.createNewStateListDrawable(
                    PXStyleAdapter.getStyleAdapter(view), ruleSets, contexts);
        }
    } else {
        // create a drawable that will hold a merge of the existing states
        // and the new states. Use the checked text view's
        // adapter as the source of possible drawable states.
        newDrawable = PXDrawableUtil.createDrawable(PXStyleAdapter.getStyleAdapter(view),
                existingStates, ruleSets, contexts);
    }

    view.setCheckMarkDrawable(newDrawable);
    return true;
}