Refactoring

This commit is contained in:
M66B 2019-09-27 19:05:34 +02:00
parent 33b3049000
commit 1ec286fe8b
2 changed files with 154 additions and 159 deletions

View File

@ -65,13 +65,8 @@ import android.text.SpannableStringBuilder;
import android.text.Spanned;
import android.text.TextUtils;
import android.text.TextWatcher;
import android.text.style.ForegroundColorSpan;
import android.text.style.ImageSpan;
import android.text.style.QuoteSpan;
import android.text.style.RelativeSizeSpan;
import android.text.style.StyleSpan;
import android.text.style.URLSpan;
import android.text.style.UnderlineSpan;
import android.util.DisplayMetrics;
import android.util.TypedValue;
import android.view.LayoutInflater;
@ -1076,106 +1071,14 @@ public class FragmentCompose extends FragmentBase {
private boolean onActionStyle(int action) {
Log.i("Style action=" + action);
try {
int start = etBody.getSelectionStart();
int end = etBody.getSelectionEnd();
if (start < 0)
start = 0;
if (end < 0)
end = 0;
if (start > end) {
int tmp = start;
start = end;
end = tmp;
}
SpannableString ss = new SpannableString(etBody.getText());
switch (action) {
case R.id.menu_bold:
case R.id.menu_italic: {
int style = (action == R.id.menu_bold ? Typeface.BOLD : Typeface.ITALIC);
boolean has = false;
for (StyleSpan span : ss.getSpans(start, end, StyleSpan.class))
if (span.getStyle() == style) {
has = true;
ss.removeSpan(span);
}
if (!has)
ss.setSpan(new StyleSpan(style), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
etBody.setText(ss);
etBody.setSelection(start, end);
return true;
}
case R.id.menu_underline: {
boolean has = false;
for (UnderlineSpan span : ss.getSpans(start, end, UnderlineSpan.class)) {
has = true;
ss.removeSpan(span);
}
if (!has)
ss.setSpan(new UnderlineSpan(), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
etBody.setText(ss);
etBody.setSelection(start, end);
return true;
}
case R.id.menu_size: {
RelativeSizeSpan[] spans = ss.getSpans(start, end, RelativeSizeSpan.class);
float size = (spans.length > 0 ? spans[0].getSizeChange() : 1.0f);
// Match small/big
if (size == 0.8f)
size = 1.0f;
else if (size == 1.0)
size = 1.25f;
else
size = 0.8f;
for (RelativeSizeSpan span : spans)
ss.removeSpan(span);
if (size != 1.0f)
ss.setSpan(new RelativeSizeSpan(size), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
etBody.setText(ss);
etBody.setSelection(start, end);
return true;
}
case R.id.menu_color: {
Bundle args = new Bundle();
args.putInt("start", start);
args.putInt("end", end);
ForegroundColorSpan[] spans = ss.getSpans(start, end, ForegroundColorSpan.class);
int color = (spans.length > 0 ? spans[0].getForegroundColor() : Color.TRANSPARENT);
FragmentDialogColor fragment = new FragmentDialogColor();
fragment.initialize(R.string.title_style_color, color, args, getContext());
fragment.setTargetFragment(FragmentCompose.this, REQUEST_COLOR);
fragment.show(getFragmentManager(), "account:color");
return true;
}
default:
return false;
}
} catch (Throwable ex) {
Log.e(ex);
return false;
}
if (action == R.id.menu_color) {
FragmentDialogColor fragment = new FragmentDialogColor();
fragment.initialize(R.string.title_style_color, Color.TRANSPARENT, new Bundle(), getContext());
fragment.setTargetFragment(FragmentCompose.this, REQUEST_COLOR);
fragment.show(getFragmentManager(), "account:color");
return true;
} else
return StyleHelper.apply(action, etBody);
}
private void onActionRecordAudio() {
@ -1333,10 +1236,6 @@ public class FragmentCompose extends FragmentBase {
onPgp(data);
}
break;
case REQUEST_COLOR:
if (resultCode == RESULT_OK && data != null)
onColorSelected(data.getBundleExtra("args"));
break;
case REQUEST_REF_DELETE:
if (resultCode == RESULT_OK)
onReferenceDeleteConfirmed();
@ -1353,6 +1252,10 @@ public class FragmentCompose extends FragmentBase {
if (resultCode == RESULT_OK && data != null)
onAnswerSelected(data.getBundleExtra("args"));
break;
case REQUEST_COLOR:
if (resultCode == RESULT_OK && data != null)
onColorSelected(data.getBundleExtra("args"));
break;
case REQUEST_LINK:
if (resultCode == RESULT_OK && data != null)
onLinkSelected(data.getBundleExtra("args"));
@ -1728,20 +1631,6 @@ public class FragmentCompose extends FragmentBase {
}.execute(this, args, "compose:encrypt");
}
private void onColorSelected(Bundle args) {
int color = args.getInt("color");
int start = args.getInt("start");
int end = args.getInt("end");
SpannableString ss = new SpannableString(etBody.getText());
for (ForegroundColorSpan span : ss.getSpans(start, end, ForegroundColorSpan.class))
ss.removeSpan(span);
ss.setSpan(new ForegroundColorSpan(color), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
etBody.setText(ss);
etBody.setSelection(start, end);
}
private void onContactGroupSelected(Bundle args) {
if (args.getInt("target") > 0)
grpAddresses.setVisibility(View.VISIBLE);
@ -1850,44 +1739,14 @@ public class FragmentCompose extends FragmentBase {
etBody.getText().insert(etBody.getSelectionStart(), spanned);
}
private void onColorSelected(Bundle args) {
int color = args.getInt("color");
StyleHelper.apply(R.id.menu_color, etBody, color);
}
private void onLinkSelected(Bundle args) {
String link = args.getString("link");
int start = etBody.getSelectionStart();
int end = etBody.getSelectionEnd();
if (start < 0)
start = 0;
if (end < 0)
end = 0;
if (start > end) {
int tmp = start;
start = end;
end = tmp;
}
if (start == end) {
etBody.setText(etBody.getText().insert(start, link));
end = start + link.length();
}
SpannableString ss = new SpannableString(etBody.getText());
List<Object> spans = new ArrayList<>();
for (Object span : ss.getSpans(start, end, Object.class)) {
if (!(span instanceof URLSpan))
spans.add(span);
ss.removeSpan(span);
}
ss.setSpan(new URLSpan(link), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
for (Object span : spans)
ss.setSpan(span, start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
etBody.setText(ss);
etBody.setSelection(end, end);
StyleHelper.apply(R.id.menu_link, etBody, link);
}
private void onActionDiscardConfirmed() {

View File

@ -0,0 +1,136 @@
package eu.faircode.email;
import android.graphics.Typeface;
import android.text.SpannableString;
import android.text.Spanned;
import android.text.style.ForegroundColorSpan;
import android.text.style.RelativeSizeSpan;
import android.text.style.StyleSpan;
import android.text.style.URLSpan;
import android.text.style.UnderlineSpan;
import android.widget.EditText;
import java.util.ArrayList;
import java.util.List;
public class StyleHelper {
static boolean apply(int action, EditText etBody, Object... args) {
Log.i("Style action=" + action);
try {
int start = etBody.getSelectionStart();
int end = etBody.getSelectionEnd();
if (start < 0)
start = 0;
if (end < 0)
end = 0;
if (start > end) {
int tmp = start;
start = end;
end = tmp;
}
SpannableString ss = new SpannableString(etBody.getText());
switch (action) {
case R.id.menu_bold:
case R.id.menu_italic: {
int style = (action == R.id.menu_bold ? Typeface.BOLD : Typeface.ITALIC);
boolean has = false;
for (StyleSpan span : ss.getSpans(start, end, StyleSpan.class))
if (span.getStyle() == style) {
has = true;
ss.removeSpan(span);
}
if (!has)
ss.setSpan(new StyleSpan(style), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
etBody.setText(ss);
etBody.setSelection(start, end);
return true;
}
case R.id.menu_underline: {
boolean has = false;
for (UnderlineSpan span : ss.getSpans(start, end, UnderlineSpan.class)) {
has = true;
ss.removeSpan(span);
}
if (!has)
ss.setSpan(new UnderlineSpan(), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
etBody.setText(ss);
etBody.setSelection(start, end);
return true;
}
case R.id.menu_size: {
RelativeSizeSpan[] spans = ss.getSpans(start, end, RelativeSizeSpan.class);
float size = (spans.length > 0 ? spans[0].getSizeChange() : 1.0f);
// Match small/big
if (size == 0.8f)
size = 1.0f;
else if (size == 1.0)
size = 1.25f;
else
size = 0.8f;
for (RelativeSizeSpan span : spans)
ss.removeSpan(span);
if (size != 1.0f)
ss.setSpan(new RelativeSizeSpan(size), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
etBody.setText(ss);
etBody.setSelection(start, end);
return true;
}
case R.id.menu_color: {
for (ForegroundColorSpan span : ss.getSpans(start, end, ForegroundColorSpan.class))
ss.removeSpan(span);
ss.setSpan(new ForegroundColorSpan((int) args[0]), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
etBody.setText(ss);
etBody.setSelection(start, end);
return true;
}
case R.id.menu_link: {
List<Object> spans = new ArrayList<>();
for (Object span : ss.getSpans(start, end, Object.class)) {
if (!(span instanceof URLSpan))
spans.add(span);
ss.removeSpan(span);
}
ss.setSpan(new URLSpan((String) args[0]), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
for (Object span : spans)
ss.setSpan(span, start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
etBody.setText(ss);
etBody.setSelection(end, end);
return true;
}
default:
return false;
}
} catch (Throwable ex) {
Log.e(ex);
return false;
}
}
}