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javaandroidandroid-layoutdraggable

Action Bar - Drag Menu Item


How can I setOnTouchListener to action bar menu item in order to add functionality to drag some item from action bar?

For example, if I do this:

<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto">

        <item android:id="@+id/my_menu_item_button"
            android:icon="@android:drawable/ic_menu_mylocation"
            android:title="TEST"
            app:showAsAction="always"  />

</menu>

And try to do this:

final MenuItem myMenuItem = (MenuItem) findViewById(R.id.action_search);

myMenuItem.setOnTouchListener(new View.OnTouchListener() {
    @Override
    public boolean onTouch(View v, MotionEvent me) {             
        return true;
    }
});

I can't because setOnTouchListener needs view.

Any solution for this?

Here's the skeleton: https://gist.github.com/anonymous/b654b67d4dbd45ce8539


Solution

  • View you can find easily by using menuItem.getActionView(), but I guess you get the action view as null if you have not set any custom view using MenuItem.setActionView().
    
    Solution : 
    Lets create a layout file called sample_action_view.xml
    
    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_gravity="center_vertical"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
        <ImageView
            android:id="@+id/mobile_link_action_bar_button" 
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" 
            android:paddingTop="10dp"
            android:paddingBottom="10dp"
            android:paddingLeft="10dp"
            android:paddingRight="10dp"
            android:src="sampleImage.png"
            android:contentDescription="Sample Image"/>    
    </LinearLayout>
    
    
        @Override
        public boolean onCreateOptionsMenu(Menu menu)
        {
            getMenuInflater().inflate(R.menu.menu_main, menu);
    
            LayoutInflater inflater = (LayoutInflater)this.getApplicationContext().getSystemService
                    (Context.LAYOUT_INFLATER_SERVICE);
            View sampleActionView = inflater.inflate(R.layout.sample_action_view, null);
            MenuItem searchMenuItem = menu.findItem(R.id.menu_myDemoToolbarButton);
            serachMenuItem.setActionView(sampleActionView);
    
            sampleActionView.setOnTouchListener(new OnTouchListener() 
            {
                @Override
                public boolean onTouch(View v, MotionEvent event)
                {
                    // TODO Auto-generated method stub
                    return false;
                }
            });
    
            return super.onCreateOptionsMenu(menu);