android-alertdialog

Android Alert Dialog with one, two, and three buttons

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One button import android.support.v7.app.AlertDialog; public class MainActivity extends AppCompatActivity { public void showAlertDialogButtonClicked(View view) { // setup the alert builder AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(“My title”); builder.setMessage(“This is my message.”); // add a button builder.setPositiveButton(“OK”, null); // create and show the alert dialog AlertDialog dialog = builder.create(); dialog.show(); } } Two buttons public class … Read more

AlertDialog with EditText, open soft keyboard automatically with focus on EditText doesn’t work

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Ok I managed to get it working: Builder builder = new Builder(this); final EditText input = new EditText(this); builder .setTitle(R.string.dialog_title_addsubject) .setMessage(R.string.dialog_addsubject) .setView(input) .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { String value = input.getText().toString(); if (input.getText().toString().trim().length() == 0) { Toast.makeText(Main.this, R.string.input_empty, Toast.LENGTH_SHORT).show(); } else { db.insertSubject(value); getData(); } InputMethodManager imm = (InputMethodManager) … Read more

AlertDialog styling – how to change style (color) of title, message, etc

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You need to define a Theme for your AlertDialog and reference it in your Activity’s theme. The attribute is alertDialogTheme and not alertDialogStyle. Like this: <style name=”Theme.YourTheme” parent=”@android:style/Theme.Holo”> … <item name=”android:alertDialogTheme”>@style/YourAlertDialogTheme</item> </style> <style name=”YourAlertDialogTheme”> <item name=”android:windowBackground”>@android:color/transparent</item> <item name=”android:windowContentOverlay”>@null</item> <item name=”android:windowIsFloating”>true</item> <item name=”android:windowAnimationStyle”>@android:style/Animation.Dialog</item> <item name=”android:windowMinWidthMajor”>@android:dimen/dialog_min_width_major</item> <item name=”android:windowMinWidthMinor”>@android:dimen/dialog_min_width_minor</item> <item name=”android:windowTitleStyle”>…</item> <item name=”android:textAppearanceMedium”>…</item> <item name=”android:borderlessButtonStyle”>…</item> <item name=”android:buttonBarStyle”>…</item> </style> … Read more

Simplest yes/no dialog fragment

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A DialogFragment is really just a fragment that wraps a dialog. You can put any kind of dialog in there by creating and returning the dialog in the onCreateDialog() method of the DialogFragment. Heres an example DialogFragment: class MyDialogFragment extends DialogFragment{ Context mContext; public MyDialogFragment() { mContext = getActivity(); } @Override public Dialog onCreateDialog(Bundle savedInstanceState) … Read more

How to resize AlertDialog on the Keyboard display

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If your dialog was an activity using one of the Dialog themes you could effect this behavior by setting the adjustResize flag for the windowSoftInputMode parameter of the activity. I’m using: android:windowSoftInputMode=”adjustResize|stateHidden” I think you can still use this flag with regular dialogs, but I’m not sure how to apply it. You may have to … Read more

How to add an icon before each item in alert dialog?

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You need custom ListAdapter to add your image. One way is to subclass the ArrayAdapter (used by default by the AlertDialog). Here is an example: final Item[] items = { new Item(“Email”, android.R.drawable.ic_menu_add), new Item(“Facebook”, android.R.drawable.ic_menu_delete), new Item(“…”, 0),//no icon for this one }; ListAdapter adapter = new ArrayAdapter<Item>( this, android.R.layout.select_dialog_item, android.R.id.text1, items){ public View … Read more