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Code Issues Projects Releases Packages Wiki Activity Actions

in chat window, don't show send menu item unless text is non-empty

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This commit is contained in:
Eric House 2015-09-17 06:59:02 -07:00
parent b8822f72bc
commit db1f569430
1 changed files with 25 additions and 2 deletions
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27
xwords4/android/XWords4/src/org/eehouse/android/xw4/ChatDelegate.java
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@ -24,6 +24,9 @@ import android.app.Activity;
import android.app.AlertDialog; import android.app.AlertDialog;
import android.content.Intent; import android.content.Intent;
import android.os.Bundle; import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.Menu;
import android.view.MenuItem; import android.view.MenuItem;
import android.view.View; import android.view.View;
import android.widget.EditText; import android.widget.EditText;
@ -37,6 +40,7 @@ public class ChatDelegate extends DelegateBase {
private long m_rowid; private long m_rowid;
private Activity m_activity; private Activity m_activity;
private EditText mEdit;
public ChatDelegate( Delegator delegator, Bundle savedInstanceState ) public ChatDelegate( Delegator delegator, Bundle savedInstanceState )
{ {
@ -48,6 +52,17 @@ public class ChatDelegate extends DelegateBase {
protected void init( Bundle savedInstanceState ) protected void init( Bundle savedInstanceState )
{ {
if ( BuildConstants.CHAT_SUPPORTED ) { if ( BuildConstants.CHAT_SUPPORTED ) {
mEdit = (EditText)findViewById( R.id.chat_edit );
mEdit.addTextChangedListener( new TextWatcher() {
public void afterTextChanged( Editable s ) {
invalidateOptionsMenuIf();
}
public void beforeTextChanged( CharSequence s, int st,
int cnt, int a ) {}
public void onTextChanged( CharSequence s, int start,
int before, int count ) {}
} );
m_rowid = getIntent().getLongExtra( GameUtils.INTENT_KEY_ROWID, -1 ); m_rowid = getIntent().getLongExtra( GameUtils.INTENT_KEY_ROWID, -1 );
DBUtils.HistoryPair[] pairs = DBUtils.getChatHistory( m_activity, m_rowid ); DBUtils.HistoryPair[] pairs = DBUtils.getChatHistory( m_activity, m_rowid );
@ -82,6 +97,15 @@ public class ChatDelegate extends DelegateBase {
} }
} }
@Override
public boolean onPrepareOptionsMenu( Menu menu )
{
String text = mEdit.getText().toString();
boolean haveText = null != text && 0 < text.length();
Utils.setItemVisible( menu, R.id.chat_menu_send, haveText );
return true;
}
@Override @Override
public boolean onOptionsItemSelected( MenuItem item ) public boolean onOptionsItemSelected( MenuItem item )
{ {
@ -93,8 +117,7 @@ public class ChatDelegate extends DelegateBase {
} }
break; break;
case R.id.chat_menu_send: case R.id.chat_menu_send:
EditText edit = (EditText)findViewById( R.id.chat_edit ); String text = mEdit.getText().toString();
String text = edit.getText().toString();
if ( null == text || text.length() == 0 ) { if ( null == text || text.length() == 0 ) {
setResult( Activity.RESULT_CANCELED ); setResult( Activity.RESULT_CANCELED );
} else { } else {