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@ -66,57 +66,55 @@ public class StyleHelper {
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Log.i("Style action=" + action);
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try {
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int start = etBody.getSelectionStart();
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int end = etBody.getSelectionEnd();
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if (start < 0)
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start = 0;
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if (end < 0)
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end = 0;
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if (start > end) {
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int tmp = start;
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start = end;
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end = tmp;
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int _start = etBody.getSelectionStart();
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int _end = etBody.getSelectionEnd();
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if (_start < 0)
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_start = 0;
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if (_end < 0)
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_end = 0;
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if (_start > _end) {
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int tmp = _start;
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_start = _end;
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_end = tmp;
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}
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SpannableString ss = new SpannableString(etBody.getText());
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final Editable edit = etBody.getText();
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final int start = _start;
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final int end = _end;
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if (action == R.id.menu_bold || action == R.id.menu_italic) {
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int style = (action == R.id.menu_bold ? Typeface.BOLD : Typeface.ITALIC);
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boolean has = false;
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for (StyleSpan span : ss.getSpans(start, end, StyleSpan.class))
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for (StyleSpan span : edit.getSpans(start, end, StyleSpan.class))
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if (span.getStyle() == style) {
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has = true;
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ss.removeSpan(span);
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edit.removeSpan(span);
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}
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if (!has)
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ss.setSpan(new StyleSpan(style), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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edit.setSpan(new StyleSpan(style), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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etBody.setText(ss);
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etBody.setText(edit);
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etBody.setSelection(start, end);
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return true;
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} else if (action == R.id.menu_underline) {
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boolean has = false;
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for (UnderlineSpan span : ss.getSpans(start, end, UnderlineSpan.class)) {
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for (UnderlineSpan span : edit.getSpans(start, end, UnderlineSpan.class)) {
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has = true;
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ss.removeSpan(span);
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edit.removeSpan(span);
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}
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if (!has)
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ss.setSpan(new UnderlineSpan(), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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edit.setSpan(new UnderlineSpan(), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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etBody.setText(ss);
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etBody.setText(edit);
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etBody.setSelection(start, end);
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return true;
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} else if (action == R.id.menu_style) {
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final int s = start;
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final int e = end;
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final SpannableStringBuilder t = new SpannableStringBuilder(ss);
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PopupMenuLifecycle popupMenu = new PopupMenuLifecycle(anchor.getContext(), owner, anchor);
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popupMenu.inflate(R.menu.popup_style);
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@ -156,9 +154,9 @@ public class StyleHelper {
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}
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private boolean setSize(MenuItem item) {
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RelativeSizeSpan[] spans = t.getSpans(s, e, RelativeSizeSpan.class);
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RelativeSizeSpan[] spans = edit.getSpans(start, end, RelativeSizeSpan.class);
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for (RelativeSizeSpan span : spans)
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t.removeSpan(span);
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edit.removeSpan(span);
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Float size;
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if (item.getItemId() == R.id.menu_style_size_small)
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@ -169,10 +167,10 @@ public class StyleHelper {
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size = null;
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if (size != null)
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t.setSpan(new RelativeSizeSpan(size), s, e, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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edit.setSpan(new RelativeSizeSpan(size), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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etBody.setText(t);
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etBody.setSelection(s, e);
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etBody.setText(edit);
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etBody.setSelection(start, end);
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return true;
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}
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@ -210,24 +208,24 @@ public class StyleHelper {
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}
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private void _setColor(Integer color) {
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for (ForegroundColorSpan span : t.getSpans(s, e, ForegroundColorSpan.class))
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t.removeSpan(span);
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for (ForegroundColorSpan span : edit.getSpans(start, end, ForegroundColorSpan.class))
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edit.removeSpan(span);
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if (color != null)
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t.setSpan(new ForegroundColorSpan(color), s, e, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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edit.setSpan(new ForegroundColorSpan(color), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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etBody.setText(t);
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etBody.setSelection(s, e);
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etBody.setText(edit);
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etBody.setSelection(start, end);
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}
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private boolean setAlignment(MenuItem item) {
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Pair<Integer, Integer> paragraph = ensureParagraph(t, s, e);
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int start = paragraph.first;
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int end = paragraph.second;
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Pair<Integer, Integer> paragraph = ensureParagraph(edit, start, end);
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int s = paragraph.first;
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int e = paragraph.second;
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AlignmentSpan[] spans = t.getSpans(start, end, AlignmentSpan.class);
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AlignmentSpan[] spans = edit.getSpans(s, e, AlignmentSpan.class);
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for (AlignmentSpan span : spans)
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t.removeSpan(span);
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edit.removeSpan(span);
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Layout.Alignment alignment = null;
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boolean ltr = (TextUtils.getLayoutDirectionFromLocale(Locale.getDefault()) == View.LAYOUT_DIRECTION_LTR);
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@ -241,11 +239,11 @@ public class StyleHelper {
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}
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if (alignment != null)
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t.setSpan(new AlignmentSpan.Standard(alignment),
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start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_PARAGRAPH);
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edit.setSpan(new AlignmentSpan.Standard(alignment),
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s, e, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_PARAGRAPH);
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etBody.setText(t);
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etBody.setSelection(start, end);
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etBody.setText(edit);
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etBody.setSelection(s, e);
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return true;
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}
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@ -261,54 +259,54 @@ public class StyleHelper {
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int message_zoom = prefs.getInt("message_zoom", 100);
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float textSize = Helper.getTextSize(context, 0) * message_zoom / 100f;
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Pair<Integer, Integer> paragraph = ensureParagraph(t, s, e);
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int start = paragraph.first;
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int end = paragraph.second;
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Pair<Integer, Integer> paragraph = ensureParagraph(edit, start, end);
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int s = paragraph.first;
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int e = paragraph.second;
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// Remove existing bullets
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BulletSpan[] spans = t.getSpans(start, end, BulletSpan.class);
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BulletSpan[] spans = edit.getSpans(s, e, BulletSpan.class);
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for (BulletSpan span : spans)
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t.removeSpan(span);
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edit.removeSpan(span);
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int i = start;
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int j = start + 1;
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int i = s;
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int j = s + 1;
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int index = 1;
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while (j < end) {
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if (i > 0 && t.charAt(i - 1) == '\n' && t.charAt(j) == '\n') {
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Log.i("Insert " + i + "..." + (j + 1) + " size=" + end);
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while (j < e) {
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if (i > 0 && edit.charAt(i - 1) == '\n' && edit.charAt(j) == '\n') {
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Log.i("Insert " + i + "..." + (j + 1) + " size=" + e);
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if (item.getItemId() == R.id.menu_style_list_bullets)
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P)
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t.setSpan(new BulletSpan(dp6, colorAccent), i, j + 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_PARAGRAPH);
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edit.setSpan(new BulletSpan(dp6, colorAccent), i, j + 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_PARAGRAPH);
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else
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t.setSpan(new BulletSpan(dp6, colorAccent, dp3), i, j + 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_PARAGRAPH);
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edit.setSpan(new BulletSpan(dp6, colorAccent, dp3), i, j + 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_PARAGRAPH);
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else
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t.setSpan(new NumberSpan(dp6, colorAccent, textSize, index++), i, j + 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_PARAGRAPH);
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edit.setSpan(new NumberSpan(dp6, colorAccent, textSize, index++), i, j + 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_PARAGRAPH);
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i = j + 1;
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}
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j++;
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}
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etBody.setText(t);
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etBody.setSelection(start, end);
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etBody.setText(edit);
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etBody.setSelection(s, e);
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return true;
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}
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private boolean setFont(MenuItem item) {
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TypefaceSpan[] spans = t.getSpans(s, e, TypefaceSpan.class);
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TypefaceSpan[] spans = edit.getSpans(start, end, TypefaceSpan.class);
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for (TypefaceSpan span : spans)
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t.removeSpan(span);
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edit.removeSpan(span);
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int id = item.getItemId();
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String[] names = anchor.getResources().getStringArray(R.array.fontNameValues);
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String face = (id < names.length ? names[id] : null);
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if (face != null)
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t.setSpan(new TypefaceSpan(face), s, e, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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edit.setSpan(new TypefaceSpan(face), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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etBody.setText(t);
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etBody.setSelection(s, e);
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etBody.setText(edit);
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etBody.setSelection(start, end);
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return true;
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}
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@ -320,66 +318,65 @@ public class StyleHelper {
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int dp3 = Helper.dp2pixels(context, 3);
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int dp6 = Helper.dp2pixels(context, 6);
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Pair<Integer, Integer> paragraph = ensureParagraph(t, s, e);
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int start = paragraph.first;
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int end = paragraph.second;
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Pair<Integer, Integer> paragraph = ensureParagraph(edit, start, end);
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int s = paragraph.first;
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int e = paragraph.second;
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QuoteSpan[] spans = t.getSpans(s, e, QuoteSpan.class);
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QuoteSpan[] spans = edit.getSpans(s, e, QuoteSpan.class);
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for (QuoteSpan span : spans)
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t.removeSpan(span);
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edit.removeSpan(span);
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QuoteSpan q;
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P)
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q = new QuoteSpan(colorPrimary);
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else
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q = new QuoteSpan(colorPrimary, dp3, dp6);
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t.setSpan(q, start, end, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
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edit.setSpan(q, s, e, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
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etBody.setText(t);
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etBody.setSelection(start, end);
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etBody.setText(edit);
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etBody.setSelection(s, e);
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return true;
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}
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private boolean setStrikeThrough(MenuItem item) {
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boolean has = false;
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for (StrikethroughSpan span : t.getSpans(s, e, StrikethroughSpan.class)) {
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for (StrikethroughSpan span : edit.getSpans(start, end, StrikethroughSpan.class)) {
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has = true;
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t.removeSpan(span);
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edit.removeSpan(span);
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}
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if (!has)
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t.setSpan(new StrikethroughSpan(), s, e, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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edit.setSpan(new StrikethroughSpan(), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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etBody.setText(t);
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etBody.setSelection(s, e);
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etBody.setText(edit);
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etBody.setSelection(start, end);
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return true;
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}
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private boolean clear(MenuItem item) {
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int start = s;
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int end = e;
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int e = end;
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// Expand to paragraph (block quotes)
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if (end + 1 < t.length() && t.charAt(end) == '\n')
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end++;
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if (e + 1 < edit.length() && edit.charAt(e) == '\n')
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e++;
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for (Object span : t.getSpans(start, end, Object.class))
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for (Object span : edit.getSpans(start, e, Object.class))
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if (!(span instanceof ImageSpan)) {
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int sstart = t.getSpanStart(span);
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int send = t.getSpanEnd(span);
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int flags = t.getSpanFlags(span);
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int sstart = edit.getSpanStart(span);
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int send = edit.getSpanEnd(span);
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int flags = edit.getSpanFlags(span);
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|
if (sstart < start && send > start)
|
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|
|
|
setSpan(t, span, sstart, start, flags, etBody.getContext());
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|
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|
setSpan(edit, span, sstart, start, flags, etBody.getContext());
|
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|
|
|
if (sstart < end && send > end)
|
|
|
|
|
setSpan(t, span, end, send, flags, etBody.getContext());
|
|
|
|
|
setSpan(edit, span, e, send, flags, etBody.getContext());
|
|
|
|
|
|
|
|
|
|
t.removeSpan(span);
|
|
|
|
|
edit.removeSpan(span);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
etBody.setText(t);
|
|
|
|
|
etBody.setSelection(s, e);
|
|
|
|
|
etBody.setText(edit);
|
|
|
|
|
etBody.setSelection(start, e);
|
|
|
|
|
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
@ -392,36 +389,36 @@ public class StyleHelper {
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|
|
|
|
String url = (String) args[0];
|
|
|
|
|
|
|
|
|
|
List<Object> spans = new ArrayList<>();
|
|
|
|
|
for (Object span : ss.getSpans(start, end, Object.class)) {
|
|
|
|
|
for (Object span : edit.getSpans(start, end, Object.class)) {
|
|
|
|
|
if (!(span instanceof URLSpan))
|
|
|
|
|
spans.add(span);
|
|
|
|
|
ss.removeSpan(span);
|
|
|
|
|
edit.removeSpan(span);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (url != null) {
|
|
|
|
|
int e = end;
|
|
|
|
|
if (start == end) {
|
|
|
|
|
etBody.getText().insert(start, url);
|
|
|
|
|
end += url.length();
|
|
|
|
|
ss = new SpannableString(etBody.getText());
|
|
|
|
|
e += url.length();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
ss.setSpan(new URLSpan(url), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
|
|
|
|
|
edit.setSpan(new URLSpan(url), start, e, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Restore other spans
|
|
|
|
|
for (Object span : spans)
|
|
|
|
|
ss.setSpan(span, start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
|
|
|
|
|
edit.setSpan(span, start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
|
|
|
|
|
|
|
|
|
|
etBody.setText(ss);
|
|
|
|
|
etBody.setText(edit);
|
|
|
|
|
etBody.setSelection(end, end);
|
|
|
|
|
|
|
|
|
|
return true;
|
|
|
|
|
} else if (action == R.id.menu_clear) {
|
|
|
|
|
for (Object span : ss.getSpans(0, etBody.length(), Object.class))
|
|
|
|
|
for (Object span : edit.getSpans(0, etBody.length(), Object.class))
|
|
|
|
|
if (!(span instanceof ImageSpan))
|
|
|
|
|
ss.removeSpan(span);
|
|
|
|
|
edit.removeSpan(span);
|
|
|
|
|
|
|
|
|
|
etBody.setText(ss);
|
|
|
|
|
etBody.setText(edit);
|
|
|
|
|
etBody.setSelection(start, end);
|
|
|
|
|
|
|
|
|
|
return true;
|
|
|
|
@ -433,26 +430,26 @@ public class StyleHelper {
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void setSpan(SpannableStringBuilder ss, Object span, int start, int end, int flags, Context context) {
|
|
|
|
|
static void setSpan(Editable edit, Object span, int start, int end, int flags, Context context) {
|
|
|
|
|
if (span instanceof CharacterStyle)
|
|
|
|
|
ss.setSpan(CharacterStyle.wrap((CharacterStyle) span), start, end, flags);
|
|
|
|
|
edit.setSpan(CharacterStyle.wrap((CharacterStyle) span), start, end, flags);
|
|
|
|
|
else if (span instanceof QuoteSpan) {
|
|
|
|
|
ParagraphStyle ps = (ParagraphStyle) span;
|
|
|
|
|
Pair<Integer, Integer> p = ensureParagraph(ss, start, end);
|
|
|
|
|
ss.setSpan(clone(span, ps.getClass(), context), p.first, p.second, flags);
|
|
|
|
|
Pair<Integer, Integer> p = ensureParagraph(edit, start, end);
|
|
|
|
|
edit.setSpan(clone(span, ps.getClass(), context), p.first, p.second, flags);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static private Pair<Integer, Integer> ensureParagraph(SpannableStringBuilder t, int s, int e) {
|
|
|
|
|
static private Pair<Integer, Integer> ensureParagraph(Editable edit, int s, int e) {
|
|
|
|
|
int start = s;
|
|
|
|
|
int end = e;
|
|
|
|
|
|
|
|
|
|
// Expand selection at start
|
|
|
|
|
while (start > 0 && t.charAt(start - 1) != '\n')
|
|
|
|
|
while (start > 0 && edit.charAt(start - 1) != '\n')
|
|
|
|
|
start--;
|
|
|
|
|
|
|
|
|
|
// Expand selection at end
|
|
|
|
|
while (end > 0 && end < t.length() && t.charAt(end - 1) != '\n')
|
|
|
|
|
while (end > 0 && end < edit.length() && edit.charAt(end - 1) != '\n')
|
|
|
|
|
end++;
|
|
|
|
|
|
|
|
|
|
// Nothing to do
|
|
|
|
@ -460,20 +457,20 @@ public class StyleHelper {
|
|
|
|
|
return null;
|
|
|
|
|
|
|
|
|
|
// Create paragraph at start
|
|
|
|
|
if (start == 0 && t.charAt(start) != '\n') {
|
|
|
|
|
t.insert(0, "\n");
|
|
|
|
|
if (start == 0 && edit.charAt(start) != '\n') {
|
|
|
|
|
edit.insert(0, "\n");
|
|
|
|
|
start++;
|
|
|
|
|
end++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Create paragraph at end
|
|
|
|
|
if (end == t.length() && t.charAt(end - 1) != '\n') {
|
|
|
|
|
t.append("\n");
|
|
|
|
|
if (end == edit.length() && edit.charAt(end - 1) != '\n') {
|
|
|
|
|
edit.append("\n");
|
|
|
|
|
end++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (end == t.length())
|
|
|
|
|
t.append("\n"); // workaround Android bug
|
|
|
|
|
if (end == edit.length())
|
|
|
|
|
edit.append("\n"); // workaround Android bug
|
|
|
|
|
|
|
|
|
|
return new Pair(start, end);
|
|
|
|
|
}
|
|
|
|
|