TomaldinhotheJoker
New Member
so my stopwatch class worked fine until I made some changes in XML code of it. Basiclly what I did is change some sizes and layout_margins..nothing specialheres the xml code, and logcat\[code\] <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android
rientation="vertical" > <Chronometer android:id="@+id/chronometer1" android:layout_width="57dp" android:layout_height="49dp" android:text="Chronometer" android:layout_marginTop="150dp" android:layout_gravity="center" android:textSize="50dp" /> <LinearLayout android:layout_width="fill_parent" android:layout_height="wrap_content" androidrientation="horizontal"> <Button android:id="@+id/bt_sm_start" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Start" android:layout_marginLeft="25dp" android:textSize="20dp" android:layout_marginTop="50dp" /> <Button android:id="@+id/bt_sm_pause" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textSize="20dp" android:layout_marginTop="50dp" android:text="Pause" android:layout_marginLeft="25dp" /> <Button android:id="@+id/bt_sm_stop" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginTop="50dp" android:textSize="20dp" android:text="Stop" android:layout_marginLeft="25dp" /> </LinearLayout> </LinearLayout>\[/code\]heres the logcat\[code\]07-12 20:35:46.253: I/Process(360): Sending signal. PID: 360 SIG: 907-12 20:37:25.973: D/AndroidRuntime(395): Shutting down VM07-12 20:37:25.973: W/dalvikvm(395): threadid=1: thread exiting with uncaught exception (group=0x40015560)07-12 20:37:25.993: E/AndroidRuntime(395): FATAL EXCEPTION: main07-12 20:37:25.993: E/AndroidRuntime(395): java.lang.RuntimeException: Unable to start activity ComponentInfo{mioc.diver/mioc.diver.StopwatchMenu}: java.lang.ClassCastException: android.widget.Chronometer07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1647)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1663)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread.access$1500(ActivityThread.java:117)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:931)07-12 20:37:25.993: E/AndroidRuntime(395): at android.os.Handler.dispatchMessage(Handler.java:99)07-12 20:37:25.993: E/AndroidRuntime(395): at android.os.Looper.loop(Looper.java:123)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread.main(ActivityThread.java:3683)07-12 20:37:25.993: E/AndroidRuntime(395): at java.lang.reflect.Method.invokeNative(Native Method)07-12 20:37:25.993: E/AndroidRuntime(395): at java.lang.reflect.Method.invoke(Method.java:507)07-12 20:37:25.993: E/AndroidRuntime(395): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)07-12 20:37:25.993: E/AndroidRuntime(395): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)07-12 20:37:25.993: E/AndroidRuntime(395): at dalvik.system.NativeStart.main(Native Method)07-12 20:37:25.993: E/AndroidRuntime(395): Caused by: java.lang.ClassCastException: android.widget.Chronometer07-12 20:37:25.993: E/AndroidRuntime(395): at mioc.diver.StopwatchMenu.Create(StopwatchMenu.java:30)07-12 20:37:25.993: E/AndroidRuntime(395): at mioc.diver.StopwatchMenu.onCreate(StopwatchMenu.java:23)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1611)07-12 20:37:25.993: E/AndroidRuntime(395): ... 11 more\[/code\]here's java code of this activity\[code\] package mioc.diver; import android.app.Activity; import android.os.Bundle; import android.os.SystemClock; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.Chronometer; public class StopwatchMenu extends Activity implements OnClickListener{ int pause1 = 0; long stopped = 0; Button start; Button stop; Button pause; Chronometer stopwatch; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.stopwatch_menu); Create(); } private void Create() { // TODO Auto-generated method stub start = (Button) findViewById(R.id.bt_sm_start); stop = (Button) findViewById(R.id.bt_sm_stop); pause = (Button) findViewById(R.id.bt_sm_pause); stopwatch = (Chronometer) findViewById(R.id.chronometer1); start.setOnClickListener(this); stop.setOnClickListener(this); pause.setOnClickListener(this); } public void onClick(View v) { // TODO Auto-generated method stub switch(v.getId()) { case R.id.bt_sm_start: if(pause1 == 0) stopwatch.setBase(SystemClock.elapsedRealtime()); //stopwatch.setBase(stopped); stopwatch.start(); pause1 = 0; break; case R.id.bt_sm_pause: stopwatch.stop(); stopped = 0; stopped = stopwatch.getBase(); pause1 = 1; break; case R.id.bt_sm_stop: stopwatch.stop(); stopwatch.setBase(SystemClock.elapsedRealtime()); } } }\[/code\]
rientation="vertical" > <Chronometer android:id="@+id/chronometer1" android:layout_width="57dp" android:layout_height="49dp" android:text="Chronometer" android:layout_marginTop="150dp" android:layout_gravity="center" android:textSize="50dp" /> <LinearLayout android:layout_width="fill_parent" android:layout_height="wrap_content" androidrientation="horizontal"> <Button android:id="@+id/bt_sm_start" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Start" android:layout_marginLeft="25dp" android:textSize="20dp" android:layout_marginTop="50dp" /> <Button android:id="@+id/bt_sm_pause" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textSize="20dp" android:layout_marginTop="50dp" android:text="Pause" android:layout_marginLeft="25dp" /> <Button android:id="@+id/bt_sm_stop" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginTop="50dp" android:textSize="20dp" android:text="Stop" android:layout_marginLeft="25dp" /> </LinearLayout> </LinearLayout>\[/code\]heres the logcat\[code\]07-12 20:35:46.253: I/Process(360): Sending signal. PID: 360 SIG: 907-12 20:37:25.973: D/AndroidRuntime(395): Shutting down VM07-12 20:37:25.973: W/dalvikvm(395): threadid=1: thread exiting with uncaught exception (group=0x40015560)07-12 20:37:25.993: E/AndroidRuntime(395): FATAL EXCEPTION: main07-12 20:37:25.993: E/AndroidRuntime(395): java.lang.RuntimeException: Unable to start activity ComponentInfo{mioc.diver/mioc.diver.StopwatchMenu}: java.lang.ClassCastException: android.widget.Chronometer07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1647)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1663)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread.access$1500(ActivityThread.java:117)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:931)07-12 20:37:25.993: E/AndroidRuntime(395): at android.os.Handler.dispatchMessage(Handler.java:99)07-12 20:37:25.993: E/AndroidRuntime(395): at android.os.Looper.loop(Looper.java:123)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread.main(ActivityThread.java:3683)07-12 20:37:25.993: E/AndroidRuntime(395): at java.lang.reflect.Method.invokeNative(Native Method)07-12 20:37:25.993: E/AndroidRuntime(395): at java.lang.reflect.Method.invoke(Method.java:507)07-12 20:37:25.993: E/AndroidRuntime(395): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)07-12 20:37:25.993: E/AndroidRuntime(395): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)07-12 20:37:25.993: E/AndroidRuntime(395): at dalvik.system.NativeStart.main(Native Method)07-12 20:37:25.993: E/AndroidRuntime(395): Caused by: java.lang.ClassCastException: android.widget.Chronometer07-12 20:37:25.993: E/AndroidRuntime(395): at mioc.diver.StopwatchMenu.Create(StopwatchMenu.java:30)07-12 20:37:25.993: E/AndroidRuntime(395): at mioc.diver.StopwatchMenu.onCreate(StopwatchMenu.java:23)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)07-12 20:37:25.993: E/AndroidRuntime(395): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1611)07-12 20:37:25.993: E/AndroidRuntime(395): ... 11 more\[/code\]here's java code of this activity\[code\] package mioc.diver; import android.app.Activity; import android.os.Bundle; import android.os.SystemClock; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.Chronometer; public class StopwatchMenu extends Activity implements OnClickListener{ int pause1 = 0; long stopped = 0; Button start; Button stop; Button pause; Chronometer stopwatch; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.stopwatch_menu); Create(); } private void Create() { // TODO Auto-generated method stub start = (Button) findViewById(R.id.bt_sm_start); stop = (Button) findViewById(R.id.bt_sm_stop); pause = (Button) findViewById(R.id.bt_sm_pause); stopwatch = (Chronometer) findViewById(R.id.chronometer1); start.setOnClickListener(this); stop.setOnClickListener(this); pause.setOnClickListener(this); } public void onClick(View v) { // TODO Auto-generated method stub switch(v.getId()) { case R.id.bt_sm_start: if(pause1 == 0) stopwatch.setBase(SystemClock.elapsedRealtime()); //stopwatch.setBase(stopped); stopwatch.start(); pause1 = 0; break; case R.id.bt_sm_pause: stopwatch.stop(); stopped = 0; stopped = stopwatch.getBase(); pause1 = 1; break; case R.id.bt_sm_stop: stopwatch.stop(); stopwatch.setBase(SystemClock.elapsedRealtime()); } } }\[/code\]