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    <p>Some time gets "Launch Cancelled" error. Gets stuck at 'Open Time Sheet ' Button <code>btn01</code>. Any help is appreciated.</p> <p>TimeSheet.java </p> <pre><code>package com.example.TimeSheet; import android.app.Activity; import android.content.Intent; import android.os.Bundle; public class TimeSheet extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); startActivity(new Intent(this, MenuExample.class)); } } </code></pre> <p>MenuExample.java </p> <pre><code>package com.example.TimeSheet; import android.app.Activity; import android.os.Bundle; import android.view.ContextMenu; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.ContextMenu.ContextMenuInfo; import android.widget.Button; import android.widget.Toast; public class MenuExample extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.menu); Button btn = (Button) findViewById(R.id.btn1); btn.setOnCreateContextMenuListener(this); } private void CreateMenu(Menu menu) { menu.setQwertyMode(true); MenuItem mnu1 = menu.add(0, 0, 0, "Fill Time Sheet"); { mnu1.setAlphabeticShortcut('a'); mnu1.setIcon(R.drawable.icon1); } MenuItem mnu2 = menu.add(0, 1, 1, "Check Time Sheet"); { mnu2.setAlphabeticShortcut('b'); mnu2.setIcon(R.drawable.icon2); } MenuItem mnu3 = menu.add(0, 2, 2, "Exit Time Sheet"); { mnu3.setAlphabeticShortcut('c'); mnu3.setIcon(R.drawable.icon3); } } private boolean MenuChoice(MenuItem item) { switch (item.getItemId()) { case 0: Toast.makeText(this, "You clicked on Item 1", Toast.LENGTH_LONG).show(); return true; case 1: Toast.makeText(this, "You clicked on Item 2", Toast.LENGTH_LONG).show(); return true; case 2: Toast.makeText(this, "You clicked on Item 3", Toast.LENGTH_LONG).show(); return true; } return false; } // Using Context Menu /* @Override public boolean onCreateOptionsMenu(Menu menu) { super.onCreateOptionsMenu(menu); CreateMenu(menu); return true; }*/ @Override public boolean onOptionsItemSelected(MenuItem item) { return MenuChoice(item); } @Override public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo menuInfo) { super.onCreateContextMenu(menu, view, menuInfo); CreateMenu(menu); } @Override public boolean onContextItemSelected(MenuItem item) { return MenuChoice(item); } } </code></pre> <p>main.xml </p> <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt; &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent"&gt; &lt;/LinearLayout&gt; </code></pre> <p>menu.xml </p> <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt; &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent"&gt; &lt;Button android:id="@+id/btn1" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text = "Open Time Sheet"/&gt; &lt;/LinearLayout&gt; </code></pre> <p>..................................<br> [2010-09-27 00:51:57 - TimeSheet] HOME is up on device 'emulator-5554'<br> [2010-09-27 00:51:57 - TimeSheet] Uploading TimeSheet.apk onto device 'emulator-5554'<br> [2010-09-27 00:52:08 - TimeSheet] Failed to upload TimeSheet.apk on device 'emulator-5554'<br> [2010-09-27 00:52:08 - TimeSheet] java.io.IOException: Unable to upload file: null<br> [2010-09-27 00:52:08 - TimeSheet] Launch canceled! </p>
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