Android 工具栏动作触发设置菜单
我有一个带有典型设置活动的工具栏附在3点菜单上 在我的一个片段中,我更改了工具栏以添加两个图标,但当按下这些图标时,它会运行其方法,然后启动典型的设置活动, 以下是我如何在我的主要活动中调用我的设置Android 工具栏动作触发设置菜单,android,android-fragments,oncreateoptionsmenu,Android,Android Fragments,Oncreateoptionsmenu,我有一个带有典型设置活动的工具栏附在3点菜单上 在我的一个片段中,我更改了工具栏以添加两个图标,但当按下这些图标时,它会运行其方法,然后启动典型的设置活动, 以下是我如何在我的主要活动中调用我的设置 @Override public boolean onCreateOptionsMenu(Menu menu) { if (!mNavigationDrawerFragment.isDrawerOpen()) { // Only show items in the acti
@Override
public boolean onCreateOptionsMenu(Menu menu) {
if (!mNavigationDrawerFragment.isDrawerOpen()) {
// Only show items in the action bar relevant to this screen
// if the drawer is not showing. Otherwise, let the drawer
// decide what to show in the action bar.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
return super.onCreateOptionsMenu(menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem mItem) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = mItem.getItemId();
Intent intent = new Intent(MainActivity.this, Settings.class);
startActivity(intent);
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(mItem);
}
下面是我如何添加项目并在片段中使用它们
@Override
public void onCreateOptionsMenu(Menu menu,MenuInflater inflater) {
// Inflate the menu items for use in the action bar
inflater.inflate(R.menu.set_menu, menu);
mShare = menu.findItem(R.id.share);
mSave = menu.findItem(R.id.save);
super.onCreateOptionsMenu(menu, inflater);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.share:
share();
break;
case R.id.save:
saveWallpaper();
return true;
default:
}
return true;
}
我对android还是有点陌生,希望这是一件小事,谢谢你的所有帮助,你的
onOptionsItemSelected()
无条件地调用startActivity()
,而不是只在选择设置选项时调用它。在if语句中移动这些行:
@Override
public boolean onOptionsItemSelected(MenuItem mItem) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = mItem.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
Intent intent = new Intent(MainActivity.this, Settings.class);
startActivity(intent);
return true;
}
return super.onOptionsItemSelected(mItem);
}
您的
onoptionItemSelected()
无条件地调用startActivity()
,而不仅仅是在选择设置选项时调用它。在if语句中移动这些行:
@Override
public boolean onOptionsItemSelected(MenuItem mItem) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = mItem.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
Intent intent = new Intent(MainActivity.this, Settings.class);
startActivity(intent);
return true;
}
return super.onOptionsItemSelected(mItem);
}