How to use

setButtonPosition

method

in

com.github.amlcurran.showcaseview.ShowcaseView

    .build();
sv.setButtonText(getString(R.string.oobe_next_button));
sv.setButtonPosition(leftParams);

switch (oobeCount) {
  case 0:
    sv.setButtonPosition(centerParams);
    sv.setShowcase(new CustomViewTarget(RecyclerView_topic, 4, 4), true);
    sv.setContentTitle(getString(R.string.oobe_main_topic_list_title));
    break;
  case 1:
    sv.setButtonPosition(leftParams);
    sv.setShowcase(new ViewTarget(EDT_main_topic_search), true);
    sv.setContentTitle(getString(R.string.oobe_main_search_title));
    break;
  case 2:
    sv.setButtonPosition(centerParams);
    sv.setShowcase(new ViewTarget(IV_main_setting), true);
    sv.setContentTitle(getString(R.string.oobe_main_adv_setting_title));
    break;
  case 3:
    sv.setButtonPosition(centerParams);
    sv.setTarget(Target.NONE);
    sv.setContentTitle(getString(R.string.oobe_main_mydiary_title));

private void startShowcase(){
  Log.d("LL","startShowcase");
  activity.drawerLayout.openDrawer(activity.browserListView);
  showcase = new ShowcaseView.Builder(activity)
      .setContentTitle(activity.getResources().getString(R.string.step_browser_sidebar_title))
      .setContentText(activity.getResources().getString(R.string.step_browser_sidebar_summary))
      .setShowcaseEventListener(showcaseEventListener)
      .setOnClickListener(showcaseClick)
      .setStyle(R.style.CustomShowcaseTheme2)
      .build();
  showcase.setButtonPosition(getButtonLP());
  showcase.setOnClickListener(showcaseClick);
}

  private void showcaseView() {

    RelativeLayout.LayoutParams lps = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
    lps.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
    lps.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
    int margin = ((Number) (getResources().getDisplayMetrics().density * 12)).intValue();
    lps.setMargins(margin, margin, margin, margin);

    ViewTarget target = new ViewTarget(R.id.activity_main_boommenubutton_menu, this);
    ShowcaseView sv = new ShowcaseView.Builder(this)
        .withMaterialShowcase()
        .setTarget(target)
        .setContentTitle("主菜单")
        .setContentText("点击这个,然后可以看到主菜单.")
        .setStyle(R.style.CustomShowcaseTheme2)
        .setShowcaseEventListener(this)
//                .replaceEndButton(R.layout.view_custom_button)
        .build();
    sv.setButtonPosition(lps);
  }

params.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
params.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
myShowcase.setButtonPosition(params);
myShowcase.show();

params.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
params.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
myShowcase.setButtonPosition(params);
myShowcase.show();