@Override
public void afterTextChanged(Editable s) {
int position = Selection.getSelectionStart(mContentEditText.getText());
if ((mIsBackspace && position != 1) || mLastPosition == position || !mIsLocalDraft) return;
if (position < 0) {
position = 0;
}
mLastPosition = position;
if (position > 0) {
if (mStyleStart > position) {
mStyleStart = position - 1;
}
boolean shouldBold = mBoldToggleButton.isChecked();
boolean shouldEm = mEmToggleButton.isChecked();
boolean shouldUnderline = mUnderlineToggleButton.isChecked();
boolean shouldStrike = mStrikeToggleButton.isChecked();
boolean shouldQuote = mBquoteToggleButton.isChecked();
Object[] allSpans = s.getSpans(mStyleStart, position, Object.class);
for (Object span : allSpans) {
if (span instanceof StyleSpan) {
StyleSpan styleSpan = (StyleSpan) span;
if (styleSpan.getStyle() == Typeface.BOLD) shouldBold = false;
else if (styleSpan.getStyle() == Typeface.ITALIC) shouldEm = false;
} else if (span instanceof WPUnderlineSpan) {
shouldUnderline = false;
} else if (span instanceof StrikethroughSpan) {
shouldStrike = false;
} else if (span instanceof QuoteSpan) {
shouldQuote = false;
}
}
if (shouldBold)
s.setSpan(
new StyleSpan(android.graphics.Typeface.BOLD),
mStyleStart,
position,
Spannable.SPAN_INCLUSIVE_INCLUSIVE);
if (shouldEm)
s.setSpan(
new StyleSpan(android.graphics.Typeface.ITALIC),
mStyleStart,
position,
Spannable.SPAN_INCLUSIVE_INCLUSIVE);
if (shouldUnderline)
s.setSpan(new WPUnderlineSpan(), mStyleStart, position, Spannable.SPAN_INCLUSIVE_INCLUSIVE);
if (shouldStrike)
s.setSpan(
new StrikethroughSpan(), mStyleStart, position, Spannable.SPAN_INCLUSIVE_INCLUSIVE);
if (shouldQuote)
s.setSpan(new QuoteSpan(), mStyleStart, position, Spannable.SPAN_INCLUSIVE_INCLUSIVE);
}
}
@Override
public void onSelectionChanged() {
if (!mIsLocalDraft) {
return;
}
final Spannable s = mContentEditText.getText();
if (s == null) return;
// set toggle buttons if cursor is inside of a matching span
mStyleStart = mContentEditText.getSelectionStart();
Object[] spans =
s.getSpans(
mContentEditText.getSelectionStart(),
mContentEditText.getSelectionStart(),
Object.class);
mBoldToggleButton.setChecked(false);
mEmToggleButton.setChecked(false);
mBquoteToggleButton.setChecked(false);
mUnderlineToggleButton.setChecked(false);
mStrikeToggleButton.setChecked(false);
for (Object span : spans) {
if (span instanceof StyleSpan) {
StyleSpan ss = (StyleSpan) span;
if (ss.getStyle() == android.graphics.Typeface.BOLD) {
mBoldToggleButton.setChecked(true);
}
if (ss.getStyle() == android.graphics.Typeface.ITALIC) {
mEmToggleButton.setChecked(true);
}
}
if (span instanceof QuoteSpan) {
mBquoteToggleButton.setChecked(true);
}
if (span instanceof WPUnderlineSpan) {
mUnderlineToggleButton.setChecked(true);
}
if (span instanceof StrikethroughSpan) {
mStrikeToggleButton.setChecked(true);
}
}
}
/**
* Applies formatting to selected text, or marks the entry for a new text style at the current
* cursor position
*
* @param toggleButton button from formatting bar
* @param tag HTML tag name for text style
*/
private void onFormatButtonClick(ToggleButton toggleButton, String tag) {
Spannable s = mContentEditText.getText();
if (s == null) return;
int selectionStart = mContentEditText.getSelectionStart();
mStyleStart = selectionStart;
int selectionEnd = mContentEditText.getSelectionEnd();
if (selectionStart > selectionEnd) {
int temp = selectionEnd;
selectionEnd = selectionStart;
selectionStart = temp;
}
Class styleClass = null;
if (tag.equals(TAG_FORMAT_BAR_BUTTON_STRONG) || tag.equals(TAG_FORMAT_BAR_BUTTON_EM))
styleClass = StyleSpan.class;
else if (tag.equals(TAG_FORMAT_BAR_BUTTON_UNDERLINE)) styleClass = WPUnderlineSpan.class;
else if (tag.equals(TAG_FORMAT_BAR_BUTTON_STRIKE)) styleClass = StrikethroughSpan.class;
else if (tag.equals(TAG_FORMAT_BAR_BUTTON_QUOTE)) styleClass = QuoteSpan.class;
if (styleClass == null) return;
Object[] allSpans = s.getSpans(selectionStart, selectionEnd, styleClass);
boolean textIsSelected = selectionEnd > selectionStart;
if (mIsLocalDraft) {
// Local drafts can use the rich text editor. Yay!
boolean shouldAddSpan = true;
for (Object span : allSpans) {
if (span instanceof StyleSpan) {
StyleSpan styleSpan = (StyleSpan) span;
if ((styleSpan.getStyle() == Typeface.BOLD && !tag.equals(TAG_FORMAT_BAR_BUTTON_STRONG))
|| (styleSpan.getStyle() == Typeface.ITALIC
&& !tag.equals(TAG_FORMAT_BAR_BUTTON_EM))) {
continue;
}
}
if (!toggleButton.isChecked() && textIsSelected) {
// If span exists and text is selected, remove the span
s.removeSpan(span);
shouldAddSpan = false;
break;
} else if (!toggleButton.isChecked()) {
// Remove span at cursor point if button isn't checked
Object[] spans = s.getSpans(mStyleStart - 1, mStyleStart, styleClass);
for (Object removeSpan : spans) {
selectionStart = s.getSpanStart(removeSpan);
selectionEnd = s.getSpanEnd(removeSpan);
s.removeSpan(removeSpan);
}
}
}
if (shouldAddSpan) {
if (tag.equals(TAG_FORMAT_BAR_BUTTON_STRONG)) {
s.setSpan(
new StyleSpan(android.graphics.Typeface.BOLD),
selectionStart,
selectionEnd,
Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
} else if (tag.equals(TAG_FORMAT_BAR_BUTTON_EM)) {
s.setSpan(
new StyleSpan(android.graphics.Typeface.ITALIC),
selectionStart,
selectionEnd,
Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
} else {
try {
s.setSpan(
styleClass.newInstance(),
selectionStart,
selectionEnd,
Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
} catch (java.lang.InstantiationException e) {
AppLog.e(T.POSTS, e);
} catch (IllegalAccessException e) {
AppLog.e(T.POSTS, e);
}
}
}
} else {
// Add HTML tags when editing an existing post
String startTag = "<" + tag + ">";
String endTag = "</" + tag + ">";
Editable content = mContentEditText.getText();
if (textIsSelected) {
content.insert(selectionStart, startTag);
content.insert(selectionEnd + startTag.length(), endTag);
toggleButton.setChecked(false);
mContentEditText.setSelection(selectionEnd + startTag.length() + endTag.length());
} else if (toggleButton.isChecked()) {
content.insert(selectionStart, startTag);
mContentEditText.setSelection(selectionEnd + startTag.length());
} else if (!toggleButton.isChecked()) {
content.insert(selectionEnd, endTag);
mContentEditText.setSelection(selectionEnd + endTag.length());
}
}
}