android - 如何在 AppCompatActivity 中显示带有图标和文本的菜单项

标签 android menuitem android-toolbar appcompatactivity

我在 xml 文件中尝试了不同的组合:

<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    tools:context=".MainActivity">
    <item
        android:id="@+id/action_create_alarm"
        android:icon="@drawable/ic_action_accept"
        android:orderInCategory="100"
        android:title="@string/menu_create_alarm"
        app:showAsAction="ifRoom|withText" />
</menu>

<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    tools:context=".MainActivity">
    <item
        android:id="@+id/action_create_alarm"
        android:icon="@drawable/ic_action_accept"
        android:orderInCategory="100"
        android:title="@string/menu_create_alarm"
        app:showAsAction="always|withText" />
</menu>

<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    tools:context=".MainActivity">
    <item
        android:id="@+id/action_create_alarm"
        android:icon="@drawable/ic_action_accept"
        android:orderInCategory="100"
        android:title="@string/menu_create_alarm"
        app:showAsAction="withText" />
</menu>

<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    tools:context=".MainActivity">
    <item
        android:id="@+id/action_create_alarm"
        android:icon="@drawable/ic_action_accept"
        android:orderInCategory="100"
        android:title="@string/menu_create_alarm"
        android:showAsAction="always|withText" />
</menu>

我尝试以编程方式设置它

@Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater){
        MenuItem item = menu.add(R.string.menu_create_alarm);
        item.setShowAsAction(MenuItem.SHOW_AS_ACTION_WITH_TEXT|MenuItem.SHOW_AS_ACTION_IF_ROOM);
        item.setIcon(R.drawable.ic_action_accept);
        item.setOnMenuItemClickListener(
            new OnMenuItemClickListener(){

                @Override
                public boolean onMenuItemClick(MenuItem item){
                    saveAlarm();
                    return true;
                }
            }
        );


//      inflater.inflate(R.menu.menu_create_alarm, menu);
        super.onCreateOptionsMenu(menu, inflater);

    }

<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    tools:context=".MainActivity">
    <item
        android:id="@+id/action_create_alarm"
        android:icon="@drawable/ic_action_accept"
        android:orderInCategory="100"
        android:title="@string/menu_create_alarm"
        android:showAsAction="always|withText"
        app:showAsAction="always|withText" />
</menu>

但是,仅显示图标。并且有空间,因为我没有设置工具栏标题。删除菜单并用工具栏中的按钮替换它们是不合适的。
如何显示文字?

最佳答案

@Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
//        getMenuInflater().inflate(R.menu.menu_patient_home_screen, menu);


        menu.add(0, 1, 1, menuIconWithText(getResources().getDrawable(R.mipmap.user_2), getResources().getString(R.string.action_profile)));
        menu.add(0, 2, 2, menuIconWithText(getResources().getDrawable(R.mipmap.add_user), getResources().getString(R.string.action_add_user)));
        menu.add(0, 3, 3, menuIconWithText(getResources().getDrawable(R.mipmap.switch_profile), getResources().getString(R.string.action_switch_profile)));
        menu.add(0, 4, 4, menuIconWithText(getResources().getDrawable(R.mipmap.logout), getResources().getString(R.string.action_sign_out)));
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // 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 = item.getItemId();

        //noinspection SimplifiableIfStatement
        switch (item.getItemId()) {
            case 1:
                Toast.makeText(PatientHomeScreen.this, "Profile is Clicked", Toast.LENGTH_SHORT).show();
                return true;
            case 2:
                Toast.makeText(PatientHomeScreen.this, "Add New User is Clicked", Toast.LENGTH_SHORT).show();
                return true;
            case 3:
                Toast.makeText(PatientHomeScreen.this, "Switch Profile is Clicked", Toast.LENGTH_SHORT).show();
                return true;
            case 4:
                Toast.makeText(PatientHomeScreen.this, "Sign Out is Clicked", Toast.LENGTH_SHORT).show();
                return true;
        }

        return super.onOptionsItemSelected(item);
    }

    private CharSequence menuIconWithText(Drawable r, String title) {

        r.setBounds(0, 0, r.getIntrinsicWidth(), r.getIntrinsicHeight());
        SpannableString sb = new SpannableString("    " + title);
        ImageSpan imageSpan = new ImageSpan(r, ImageSpan.ALIGN_BOTTOM);
        sb.setSpan(imageSpan, 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);

        return sb;
    }

Screen shot of emulator

希望对你有帮助

关于android - 如何在 AppCompatActivity 中显示带有图标和文本的菜单项,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/32969172/

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