Essayez le code suivant: tabLayout.addTab (tabLayout.newTab(). SetText (getString (R.string.all)). SetTag ("- 1")); Onglet TabLayout.Tab = tabLayout.newTab();
View v = LayoutInflater.from(HomeActivity.this).inflate(R.layout.custom_tab, null);
TextView text1 = (TextView) v.findViewById(R.id.text1);
text1.setText(getString(R.string.all));
tab.setCustomView(v);
tabLayout.addTab(tab);
tabLayout.getTabAt(0).getCustomView().setSelected(true);
for (int i = 0; i < 5; i++) {
//Below code to add categories in Tab using Web Service
tab = tabLayout.newTab();
v = LayoutInflater.from(HomeActivity.this).inflate(R.layout.custom_tab, null);
tab.setTag(categoriesModel.getData().get(i).getBranch_id());
text1 = (TextView) v.findViewById(R.id.text1);
text1.setText(categoriesModel.getData().get(i).getName());
tab.setTag(categoriesModel.getData().get(i).getId());
if (categoriesModel.getData().get(i).isUnAvailable()) {
text1.setTextColor(ContextCompat.getColor(HomeActivity.this, R.color.color_font_deselect));
text1.setEnabled(false);
}
tab.setCustomView(v);
tabLayout.addTab(tab);
}