Method setLink

app/src/main/java/eu/faircode/email/StyleHelper.java:1353–1402

(EditText etBody, int start, int end, Object... args)

    }

    static boolean setLink(EditText etBody, int start, int end, Object... args) {
        Log.breadcrumb("style", "action", "link");

        long working = (Long) args[0];
        int zoom = (Integer) args[1];
        String url = (String) args[2];
        boolean image = (Boolean) args[3];
        String title = (String) args[4];

        Editable edit = etBody.getText();
        if (image) {
            if (!UriHelper.isHyperLink(url))
                return false;

            SpannableStringBuilder ssb = new SpannableStringBuilderEx(edit);

            ssb.insert(start, "\n\uFFFC\n"); // Object replacement character

            Drawable img = ImageHelper.decodeImage(etBody.getContext(),
                    working, url, true, zoom, 1.0f, etBody);

            ImageSpan is = new ImageSpan(img, url);
            ssb.setSpan(is, start + 1, start + 2, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);

            etBody.setText(ssb);
            etBody.setSelection(start + 3);
        } else {
            URLSpan[] spans = edit.getSpans(start, end, URLSpan.class);
            for (URLSpan span : spans)
                edit.removeSpan(span);

            if (!TextUtils.isEmpty(url)) {
                if (TextUtils.isEmpty(title))
                    title = url;

                if (start == end)
                    edit.insert(start, title);
                else if (!title.equals(edit.subSequence(start, end).toString()))
                    edit.replace(start, end, title);

                edit.setSpan(new URLSpan(url), start, start + title.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
            }

            etBody.setText(edit);
            etBody.setSelection(start + title.length());
        }

        return true;

    }

    static boolean clear(EditText etBody, int start, int end, boolean select) {
        Log.breadcrumb("style", "action", "clear");