project_files/Android-build/SDL-android-project/src/org/hedgewars/hedgeroid/util/TextInputDialog.java
author Medo <smaxein@googlemail.com>
Sat, 18 Aug 2012 00:47:51 +0200
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parent 7461 project_files/Android-build/SDL-android-project/src/org/hedgewars/hedgeroid/netplay/TextInputDialog.java@38acbfdb484f
child 7582 714310efad8f
permissions -rw-r--r--
Hedgeroid: Frantic scrabbling toward the deadline - Added activities for weapon/scheme editors (unfinished) - Completed tablet version of netroom activity - Added map preview - Fixed default team files having the wrong names - Restructuring - Updated frontlib JNA bindings to respect the latest frontlib changes
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package org.hedgewars.hedgeroid.util;
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import android.app.Activity;
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import android.app.AlertDialog;
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import android.app.Dialog;
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import android.content.DialogInterface;
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import android.os.Bundle;
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import android.support.v4.app.DialogFragment;
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import android.view.KeyEvent;
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import android.view.inputmethod.EditorInfo;
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import android.widget.EditText;
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import android.widget.TextView;
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import android.widget.TextView.OnEditorActionListener;
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/**
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 * A generic text input dialog with configurable text. The Activity must implement the callback
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 * interface TextInputDialogListener, which will be called by the dialog if it is submitted or cancelled.
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 */
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public class TextInputDialog extends DialogFragment {
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	private static final String BUNDLE_DIALOG_ID = "dialogId";
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	private static final String BUNDLE_TITLE_TEXT = "title";
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	private static final String BUNDLE_MESSAGE_TEXT = "message";
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	private static final String BUNDLE_HINT_TEXT = "hint";
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	private int dialogId, titleText, messageText, hintText;
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	private TextInputDialogListener listener;
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	public interface TextInputDialogListener {
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		void onTextInputDialogSubmitted(int dialogId, String text);
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		void onTextInputDialogCancelled(int dialogId);
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	}
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	/**
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	 * The dialogId is only used for passing back to the callback on the activity, the
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	 * other parameters are text resource IDs. Pass 0 for any of them to not use this
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	 * text.
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	 */
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	public TextInputDialog(int dialogId, int titleText, int messageText, int hintText) {
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		this.dialogId = dialogId;
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		this.titleText = titleText;
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		this.messageText = messageText;
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		this.hintText = hintText;
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	}
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	public TextInputDialog() {
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		// Only for reflection-based instantiation by the framework
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	}
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	@Override
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	public void onAttach(Activity activity) {
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		super.onAttach(activity);
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		try {
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			listener = (TextInputDialogListener) activity;
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		} catch(ClassCastException e) {
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			throw new ClassCastException("Activity " + activity + " must implement TextInputDialogListener to use TextInputDialog.");
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		}
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	}
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	@Override
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	public void onDetach() {
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		super.onDetach();
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		listener = null;
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	}
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	@Override
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	public Dialog onCreateDialog(Bundle savedInstanceState) {
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		if(savedInstanceState != null) {
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			dialogId = savedInstanceState.getInt(BUNDLE_DIALOG_ID, dialogId);
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			titleText = savedInstanceState.getInt(BUNDLE_TITLE_TEXT, titleText);
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			messageText = savedInstanceState.getInt(BUNDLE_MESSAGE_TEXT, messageText);
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			hintText = savedInstanceState.getInt(BUNDLE_HINT_TEXT, hintText);
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		}
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		final EditText editText = new EditText(getActivity());
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		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
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		if(titleText != 0) {
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			builder.setTitle(titleText);
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		}
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		if(messageText != 0) {
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			builder.setTitle(messageText);
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		}
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		if(hintText != 0) {
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			editText.setHint(hintText);
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		}
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		editText.setId(android.R.id.text1);
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		editText.setImeOptions(EditorInfo.IME_ACTION_DONE);
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		editText.setSingleLine();
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		builder.setView(editText);
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		builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
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			public void onClick(DialogInterface dialog, int which) {
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				dialog.cancel();
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			}
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		});
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		editText.setOnEditorActionListener(new OnEditorActionListener() {
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			public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
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				listener.onTextInputDialogSubmitted(dialogId, v.getText().toString());
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				return true;
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			}
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		});
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		builder.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
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			public void onClick(DialogInterface dialog, int which) {
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				listener.onTextInputDialogSubmitted(dialogId, editText.getText().toString());
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			}
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		});
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		return builder.create();
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	}
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	@Override
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	public void onSaveInstanceState(Bundle icicle) {
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		super.onSaveInstanceState(icicle);
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		icicle.putInt(BUNDLE_DIALOG_ID, dialogId);
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		icicle.putInt(BUNDLE_TITLE_TEXT, titleText);
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		icicle.putInt(BUNDLE_MESSAGE_TEXT, messageText);
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		icicle.putInt(BUNDLE_HINT_TEXT, hintText);
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	}
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	@Override
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	public void onCancel(DialogInterface dialog) {
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		super.onCancel(dialog);
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		listener.onTextInputDialogCancelled(dialogId);
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	}
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}