我目前正在尝试在两个活动之间实施滑动手势。我有按钮操作的代码等。
我使用滑动代码创建了另一个项目，然后我的想法是加入两个项目（复制粘贴代码）。
我可以成功加入代码，但是当我运行应用程序时，我强制关闭，无法打开应用程序。
我已经搜索了几天而且找不到解决方案，如果有人可以帮助我会很棒。我将保留以下代码：
main_activity.java
package com.android.btree;
public class MainActivity extends FragmentActivity implements
ActionBar.TabListener {
private ViewPager viewPager;
private TabsPagerAdapter mAdapter;
private ActionBar actionBar;
// Tab titles
private String[] tabs = { "Registo", "Final"};
String validacao;
String TAG;
int pAno;
int pMes;
int pDia;
int pHora;
int pMinuto;
int pHoraF;
int pMinutoF;
static String verifdata = "Data";
static String verifhorai = "Hora I.";
static String verifhoraf = "Hora F.";
static final int DATE_DIALOG_ID = 999;
static final int TIMEI_DIALOG_ID = 991;
static final int TIMEF_DIALOG_ID = 992;
DatePicker DataReg;
TimePicker HorasReg;
EditText ficha,recurso,ocorrencia,def_tipo,def_qtd,qtd_aprov,qtd_rej,qtd_prod;
Button btVerificar;
Button btData;
Button btHoraI;
Button btHoraF;
Button btAddRec;
Button btAddOcor;
Button btAddDef;
List<recurso> listrec = new ArrayList <recurso>();
List<ocorrencia> listocor = new ArrayList <ocorrencia>();
List<defeito> listdef = new ArrayList <defeito>();
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// Initilization
viewPager = (ViewPager) findViewById(R.id.pager);
actionBar = getActionBar();
mAdapter = new TabsPagerAdapter(getSupportFragmentManager());
viewPager.setAdapter(mAdapter);
actionBar.setHomeButtonEnabled(false);
actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
// Adding Tabs
for (String tab_name : tabs) {
actionBar.addTab(actionBar.newTab().setText(tab_name)
.setTabListener(this));
}
/**
* on swiping the viewpager make respective tab selected
* */
viewPager.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
@Override
public void onPageSelected(int position) {
// on changing the page
// make respected tab selected
actionBar.setSelectedNavigationItem(position);
}
@Override
public void onPageScrolled(int arg0, float arg1, int arg2) {
}
@Override
public void onPageScrollStateChanged(int arg0) {
}
});
btVerificar = (Button) findViewById(R.id.buttonverif);
btData =(Button) findViewById(R.id.buttondata);
btHoraI = (Button) findViewById(R.id.buttonhorai);
btHoraF =(Button) findViewById(R.id.buttonhoraf);
btAddRec = (Button) findViewById(R.id.buttonadd1);
btAddOcor = (Button) findViewById(R.id.buttonadd2);
btAddDef = (Button) findViewById(R.id.buttonadd3);
ficha = (EditText) findViewById(R.id.editTextficha);
recurso = (EditText) findViewById(R.id.editTextrecurso);
ocorrencia = (EditText) findViewById(R.id.editTextocorrencia);
def_tipo = (EditText) findViewById(R.id.editTextdeftipo);
def_qtd = (EditText) findViewById(R.id.editTextdefqtd);
qtd_aprov = (EditText) findViewById(R.id.editTextqtda);
qtd_rej = (EditText) findViewById(R.id.editTextqtdr);
qtd_prod = (EditText) findViewById(R.id.editTextqtdp);
btData.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
showDialog(DATE_DIALOG_ID);
}
});
btHoraI.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
showDialog(TIMEI_DIALOG_ID);
}
});
btHoraF.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
showDialog(TIMEF_DIALOG_ID);
}
});
btAddRec.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
String cod = recurso.getText().toString();
recurso rec= new recurso(cod);
listrec.add(rec);
recurso.setText("");
}
});
btAddOcor.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
String cod = ocorrencia.getText().toString();
ocorrencia ocor= new ocorrencia(cod);
listocor.add(ocor);
ocorrencia.setText("");
}
});
btAddDef.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
String tipo = def_tipo.getText().toString();
String qtd = def_qtd.getText().toString();
defeito def = new defeito(tipo,qtd);
listdef.add(def);
def_tipo.setText("");
def_qtd.setText("");
}
});
/** Get the current date */
final Calendar cal = Calendar.getInstance();
pAno = cal.get(Calendar.YEAR);
pMes = cal.get(Calendar.MONTH);
pDia = cal.get(Calendar.DAY_OF_MONTH);
updateDisplay();
}
@Override
public void onTabReselected(Tab tab, FragmentTransaction ft) {
}
@Override
public void onTabSelected(Tab tab, FragmentTransaction ft) {
// on tab selected
// show respected fragment view
viewPager.setCurrentItem(tab.getPosition());
}
@Override
public void onTabUnselected(Tab tab, FragmentTransaction ft) {
}
private void updateDisplay() {
// TODO Auto-generated method stub
btData.setText(new StringBuilder().append(pDia)
.append("-").append(pMes+1).append("-").append(pAno)
.append(" "));
}
public void verif_click(View v) {
// TODO Auto-generated method stub
ficha.setError(null);
btData.setError(null);
btHoraI.setError(null);
btHoraF.setError(null);
recurso.setError(null);
ocorrencia.setError(null);
def_tipo.setError(null);
def_qtd.setError(null);
qtd_aprov.setError(null);
qtd_prod.setError(null);
int flag=0;
SimpleDateFormat format = new SimpleDateFormat("dd-MM-yyyy");
SimpleDateFormat formath = new SimpleDateFormat ("HH:mm");
String fc = "";
java.util.Date dt = null;
java.util.Date hi = null;
java.util.Date hf = null;
String valorqa = qtd_aprov.getText().toString();
String valorqp = qtd_prod.getText().toString();
String valorfc = ficha.getText().toString();
String valorqr = qtd_rej.getText().toString();
String valordt = btData.getText().toString();
String valorhi = btHoraI.getText().toString();
String valorhf = btHoraF.getText().toString();
Double qa = (double) 0.0;
Double qp = (double)0.0;
Double qr = (double) 0.0;
Log.v(TAG, "valorqa: "+valorqa);
try {
Log.v(TAG, "valorqa: "+valorqa);
qa=Double.valueOf(valorqa);
}// try
catch (NumberFormatException e) {
Log.v(TAG, "qa: "+e);
qtd_aprov.setError("Indique a quantidade aprovada");
flag++;
}
try {
Log.v(TAG, "valorqp: "+valorqp);
qp=Double.valueOf(valorqp);
}// try
catch (NumberFormatException e) {
Log.v(TAG, "qp: "+e);
qtd_prod.setError("Indique a quantidade produzida");
flag++;
}
try {
Log.v(TAG, "valorqr: "+valorqr);
qr=Double.valueOf(valorqr);
}// try
catch (NumberFormatException e) {
Log.v(TAG, "qr: "+e);
qr=qp-qa;
}
if ((valorfc == null) || (valorfc.length()==0)){
ficha.setError("Indique a ficha");
flag++;
}
else {
fc=valorfc;
}
try {
dt=format.parse(valordt);
} catch (ParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if (valorhi.equals(verifhorai)){
btHoraI.setError("Indique a hora inicial");
flag++;
}
else {
try {
Log.v(TAG, "valor hora i: "+valorhi);
hi=formath.parse(valorhi);
Log.v(TAG, "hora i: "+hi);
} catch (Exception e) {
// TODO Auto-generated catch block
Log.e(TAG, "erro: " +e);
}
}
if (valorhf.equals(verifhoraf)){
btHoraF.setError("Indique a hora final");
flag++;
}
else {
try {
hf=formath.parse(valorhf);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
if(listrec.isEmpty()) {
recurso.setError("Adicione o(s) recurso(s)");
flag++;
}
if (flag==0){
final registo reg = new registo(fc, dt, hi, hf, qa,qr, qp, listrec, listocor, listdef);
Log.v("Main","registo: "+reg.toString());
Toast.makeText(this, "Ficha registada com sucesso!", Toast.LENGTH_SHORT).show();
verifhorai = "Hora I.";
verifhoraf = "Hora F.";
DatabaseAdapter<?> bd = new DatabaseAdapter(this);
bd.open();
long nreg = bd.createFicha(reg);
bd.close();
}
else {
Toast.makeText(this, "Ficha não foi registada!", Toast.LENGTH_SHORT).show();
verifhorai = "Hora I.";
verifhoraf = "Hora F.";}
ficha.getEditableText().clear();
qtd_aprov.getEditableText().clear();
qtd_rej.getEditableText().clear();
qtd_prod.getEditableText().clear();
btHoraI.setText("Hora I.");
btHoraF.setText("Hora F.");
listrec.clear();
listocor.clear();
listdef.clear();
};
@Override
protected Dialog onCreateDialog(int id) {
switch (id) {
case DATE_DIALOG_ID:
// set date picker as current date
final Calendar c = Calendar.getInstance();
pAno = c.get(Calendar.YEAR);
pMes = c.get(Calendar.MONTH);
pDia = c.get(Calendar.DAY_OF_MONTH);
return new DatePickerDialog(this, datePickerListener, pAno, pMes,
pDia);
case TIMEI_DIALOG_ID:
// set date picker as current date
final Calendar c1 = Calendar.getInstance();
pHora = c1.get(Calendar.HOUR);
pMinuto = c1.get(Calendar.MINUTE);
return new TimePickerDialog(this, timePickerListener, pHora, pMinuto, true);
case TIMEF_DIALOG_ID:
// set date picker as current date
final Calendar c2 = Calendar.getInstance();
pHoraF = c2.get(Calendar.HOUR);
pMinutoF = c2.get(Calendar.MINUTE);
return new TimePickerDialog(this, timePickerListener1, pHoraF, pMinutoF, true);
}
return null;
}
private DatePickerDialog.OnDateSetListener datePickerListener = new DatePickerDialog.OnDateSetListener() {
// when dialog box is closed, below method will be called.
public void onDateSet(DatePicker view, int selectedYear,
int selectedMonth, int selectedDay) {
pAno = selectedYear;
pMes = selectedMonth;
pDia = selectedDay;
// set selected date into textview
btData.setText(new StringBuilder().append(pDia)
.append("-").append(pMes+1).append("-").append(pAno)
.append(" "));
}
};
private OnTimeSetListener timePickerListener = new OnTimeSetListener() {
// when dialog box is closed, below method will be called.
public void onTimeSet(TimePicker view, int selectedHour,
int selectedMinute) {
pHora = selectedHour;
pMinuto = selectedMinute;
// set selected date into textview
btHoraI.setText(new StringBuilder().append(pHora)
.append(":").append(pMinuto));
}
};
private OnTimeSetListener timePickerListener1 = new OnTimeSetListener() {
// when dialog box is closed, below method will be called.
public void onTimeSet(TimePicker view, int selectedHour,
int selectedMinute) {
pHoraF = selectedHour;
pMinutoF = selectedMinute;
// set selected date into textview
btHoraF.setText(new StringBuilder().append(pHoraF)
.append(":").append(pMinutoF));
}
};
TabsPagerApdater.java
package com.btreeapp.apdaters;
public class TabsPagerAdapter extends FragmentPagerAdapter {
public TabsPagerAdapter(FragmentManager fm) {
super(fm);
}
@Override
public Fragment getItem(int index) {
switch (index) {
case 0:
// Top Rated fragment activity
return new fragment_1();
case 1:
// Games fragment activity
return new fragment_2();
}
return null;
}
@Override
public int getCount() {
// get item count - equal to number of tabs
return 2;
}
}
Fragment_1.xml
package com.btreeapp.apdaters;
public class fragment_1 extends Fragment {
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_1, container, false);
return rootView;
}
}
Fragment_2.xml
package com.btreeapp.apdaters;
public class fragment_2 extends Fragment {
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_2, container, false);
return rootView;
}
}