Java 如何获取当前OnClick行的索引?
基本上,我一直在尝试获取我单击的行的索引号,这是一个代码生成的表,因此我无法将Id放入Xml中,并且我不确定在某些问题中看到的SetTag放在哪里。也许有更简单的方法。 (OnClick函数在我创建的TableLayout的每个TableRow中使用TextView) 这是试图做到这一点的代码:Java 如何获取当前OnClick行的索引?,java,android,android-studio,tablelayout,Java,Android,Android Studio,Tablelayout,基本上,我一直在尝试获取我单击的行的索引号,这是一个代码生成的表,因此我无法将Id放入Xml中,并且我不确定在某些问题中看到的SetTag放在哪里。也许有更简单的方法。 (OnClick函数在我创建的TableLayout的每个TableRow中使用TextView) 这是试图做到这一点的代码: View.OnClickListener myAddHandler = new View.OnClickListener() { public void onClick(View v) {
View.OnClickListener myAddHandler = new View.OnClickListener() {
public void onClick(View v) {
TableRow row = (TableRow) v.getParent();
int index=mTableLayout.indexOfChild(row);
addedcode = data[index].productCode;
addedcant = data[index].invoiceNumber;
Intent switchIntent = new Intent(AddManager.this,NavManager.class);
startActivity(switchIntent);
}
};
这是生成表格的代码:
public void loadData(InvoiceData[] data) {
int leftRowMargin=0;
int topRowMargin=0;
int rightRowMargin=0;
int bottomRowMargin = 0;
int textSize = 0, smallTextSize =0, mediumTextSize = 0;
textSize = (int) getResources().getDimension(R.dimen.font_size_verysmall);
smallTextSize = (int) getResources().getDimension(R.dimen.font_size_small);
mediumTextSize = (int) getResources().getDimension(R.dimen.font_size_medium);
DecimalFormat decimalFormat = new DecimalFormat("0.00");
int rows = data.length;
getSupportActionBar().setTitle("Productos (" + String.valueOf(rows) + ")");
TextView textSpacer = null;
mTableLayout.removeAllViews();
// -1 means heading row
for(int i = -1; i < rows; i ++) {
InvoiceData row = null;
if (i > -1)
row = data[i];
else {
textSpacer = new TextView(this);
textSpacer.setText("");
}
// data columns
final TextView tv = new TextView(this);
tv.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
TableRow.LayoutParams.WRAP_CONTENT));
tv.setGravity(Gravity.LEFT);
tv.setPadding(5, 15, 0, 15);
if (i == -1) {
tv.setText("Cant");
tv.setBackgroundColor(Color.parseColor("#f0f0f0"));
tv.setTextSize(TypedValue.COMPLEX_UNIT_PX, smallTextSize);
} else {
tv.setBackgroundColor(Color.parseColor("#f8f8f8"));
tv.setText(String.valueOf(row.invoiceNumber));
tv.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
}
final TextView tv2 = new TextView(this);
if (i == -1) {
tv2.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
TableRow.LayoutParams.WRAP_CONTENT));
tv2.setTextSize(TypedValue.COMPLEX_UNIT_PX, smallTextSize);
} else {
tv2.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
TableRow.LayoutParams.MATCH_PARENT));
tv2.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
}
tv2.setGravity(Gravity.LEFT
);
tv2.setPadding(5, 15, 0, 15);
if (i == -1) {
tv2.setText("Agregar");
tv2.setBackgroundColor(Color.parseColor("#f7f7f7"));
}else {
tv2.setBackgroundColor(Color.parseColor("#ffffff"));
tv2.setTextColor(Color.parseColor("#000000"));
tv2.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
tv2.setCompoundDrawablesWithIntrinsicBounds(0, 0,0,R.drawable.cart);
tv2.setOnClickListener(myAddHandler);
}
final LinearLayout layCustomer = new LinearLayout(this);
layCustomer.setOrientation(LinearLayout.VERTICAL);
layCustomer.setPadding(0, 10, 0, 10);
layCustomer.setBackgroundColor(Color.parseColor("#f8f8f8"));
final TextView tv3 = new TextView(this);
if (i == -1) {
tv3.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
TableRow.LayoutParams.MATCH_PARENT));
tv3.setPadding(5, 5, 0, 5);
tv3.setTextSize(TypedValue.COMPLEX_UNIT_PX, smallTextSize);
} else {
tv3.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
TableRow.LayoutParams.MATCH_PARENT));
tv3.setPadding(5, 0, 0, 5);
tv3.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
}
tv3.setGravity(Gravity.TOP);
if (i == -1) {
tv3.setText("Productos");
tv3.setBackgroundColor(Color.parseColor("#f0f0f0"));
} else {
tv3.setBackgroundColor(Color.parseColor("#f8f8f8"));
tv3.setTextColor(Color.parseColor("#000000"));
tv3.setTextSize(TypedValue.COMPLEX_UNIT_PX, smallTextSize);
tv3.setText(row.productName);
}
layCustomer.addView(tv3);
if (i > -1) {
final TextView tv3b = new TextView(this);
tv3b.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
TableRow.LayoutParams.WRAP_CONTENT));
tv3b.setGravity(Gravity.RIGHT);
tv3b.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
tv3b.setPadding(5, 1, 0, 5);
tv3b.setTextColor(Color.parseColor("#aaaaaa"));
tv3b.setBackgroundColor(Color.parseColor("#f8f8f8"));
tv3b.setText(row.productCode);
layCustomer.addView(tv3b);
}
final LinearLayout layAmounts = new LinearLayout(this);
layAmounts.setOrientation(LinearLayout.VERTICAL);
layAmounts.setGravity(Gravity.LEFT);
layAmounts.setPadding(0, 10, 0, 10);
layAmounts.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
TableRow.LayoutParams.MATCH_PARENT));
final TextView tv4 = new TextView(this);
if (i == -1) {
tv4.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
TableRow.LayoutParams.MATCH_PARENT));
tv4.setPadding(5, 5, 1, 5);
layAmounts.setBackgroundColor(Color.parseColor("#f7f7f7"));
} else {
tv4.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
TableRow.LayoutParams.WRAP_CONTENT));
tv4.setPadding(5, 0, 1, 5);
layAmounts.setBackgroundColor(Color.parseColor("#ffffff"));
}
tv4.setGravity(Gravity.LEFT);
if (i == -1) {
tv4.setText("Precio");
tv4.setBackgroundColor(Color.parseColor("#f7f7f7"));
tv4.setTextSize(TypedValue.COMPLEX_UNIT_PX, smallTextSize);
} else {
tv4.setBackgroundColor(Color.parseColor("#ffffff"));
tv4.setTextColor(Color.parseColor("#000000"));
tv4.setText(row.precio);
tv4.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
}
layAmounts.addView(tv4);
if (i > -1) {
final TextView tv4b = new TextView(this);
tv4b.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
TableRow.LayoutParams.WRAP_CONTENT));
tv4b.setGravity(Gravity.LEFT);
tv4b.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
tv4b.setPadding(2, 2, 1, 5);
tv4b.setTextColor(Color.parseColor("#00afff"));
tv4b.setBackgroundColor(Color.parseColor("#ffffff"));
}
// add table row
final TableRow tr = new TableRow(this);
TableLayout.LayoutParams trParams = new TableLayout.LayoutParams(TableLayout.LayoutParams.MATCH_PARENT,
TableLayout.LayoutParams.WRAP_CONTENT);
trParams.setMargins(leftRowMargin, topRowMargin, rightRowMargin, bottomRowMargin);
tr.setPadding(0,0,0,0);
tr.setLayoutParams(trParams);
int p=0;
tr.setTag(p);
tr.addView(tv);
tr.addView(layCustomer);
tr.addView(layAmounts);
tr.addView(tv2);
p++;
mTableLayout.addView(tr, trParams);
if (i > -1) {
final TableRow trSep = new TableRow(this);
TableLayout.LayoutParams trParamsSep = new TableLayout.LayoutParams(TableLayout.LayoutParams.MATCH_PARENT,
TableLayout.LayoutParams.WRAP_CONTENT);
trParamsSep.setMargins(leftRowMargin, topRowMargin, rightRowMargin, bottomRowMargin);
trSep.setLayoutParams(trParamsSep);
TextView tvSep = new TextView(this);
TableRow.LayoutParams tvSepLay = new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
TableRow.LayoutParams.WRAP_CONTENT);
tvSepLay.span = 4;
tvSep.setLayoutParams(tvSepLay);
tvSep.setBackgroundColor(Color.parseColor("#d9d9d9"));
tvSep.setHeight(1);
trSep.addView(tvSep);
mTableLayout.addView(trSep, trParamsSep);
}
}
}
public void loadData(InvoiceData[]data){
int leftRowMargin=0;
int-topRowMargin=0;
int rightRowMargin=0;
int bottomRowMargin=0;
int textSize=0,smallTextSize=0,mediumTextSize=0;
textSize=(int)getResources().getDimension(R.dimen.font\u size\u verysmall);
smallTextSize=(int)getResources().getDimension(R.dimen.font\u size\u small);
mediumTextSize=(int)getResources().getDimension(R.dimen.font\u size\u medium);
DecimalFormat DecimalFormat=新的DecimalFormat(“0.00”);
int rows=data.length;
getSupportActionBar().setTitle(“Productos(“+String.valueOf(rows)+”);
TextView textSpacer=null;
mTableLayout.removeAllViews();
//-1表示标题行
for(int i=-1;i-1)
行=数据[i];
否则{
text间隔=新的文本视图(此);
textspacter.setText(“”);
}
//数据列
最终文本视图电视=新文本视图(本);
tv.setLayoutParams(新建TableRow.LayoutParams(TableRow.LayoutParams.WRAP_内容,
TableRow.LayoutParams.WRAP_CONTENT));
电视。设置重力(重力。左);
设置填充(5,15,0,15);
如果(i==-1){
tv.setText(“Cant”);
tv.setBackgroundColor(Color.parseColor(#f0”);
tv.setTextSize(TypedValue.COMPLEX\u UNIT\u PX,smallTextSize);
}否则{
tv.setBackgroundColor(Color.parseColor(“#f8”));
tv.setText(String.valueOf(row.invoiceNumber));
tv.setTextSize(TypedValue.COMPLEX\u UNIT\u PX,textSize);
}
最终文本视图tv2=新文本视图(本);
如果(i==-1){
tv2.setLayoutParams(新的TableRow.LayoutParams(TableRow.LayoutParams.MATCH_父级,
TableRow.LayoutParams.WRAP_CONTENT));
tv2.setTextSize(TypedValue.COMPLEX\u UNIT\u PX,smallTextSize);
}否则{
tv2.setLayoutParams(新建TableRow.LayoutParams(TableRow.LayoutParams.WRAP_内容,
TableRow.LayoutParams.MATCH_PARENT);
tv2.setTextSize(TypedValue.COMPLEX\u UNIT\u PX,textSize);
}
tv2.setGravity(Gravity.LEFT
);
设置填充(5,15,0,15);
如果(i==-1){
tv2.setText(“Agregar”);
tv2.setBackgroundColor(Color.parseColor(#f7f7f7”);
}否则{
tv2.setBackgroundColor(Color.parseColor(“#ffffff”));
tv2.setTextColor(Color.parseColor(#000000”);
tv2.setTextSize(TypedValue.COMPLEX\u UNIT\u PX,textSize);
tv2.setCompoundDrawablesWithIntrinsicBounds(0,0,0,R.drawable.cart);
tv2.setOnClickListener(myAddHandler);
}
最终线性布局客户=新线性布局(本);
铺设客户。设置方向(线性布局。垂直);
layCustomer.setPadding(0,10,0,10);
layCustomer.setBackgroundColor(Color.parseColor(“#f8”));
最终文本视图tv3=新文本视图(本);
如果(i==-1){
tv3.setLayoutParams(新的TableRow.LayoutParams(TableRow.LayoutParams.MATCH_父级,
TableRow.LayoutParams.MATCH_PARENT);
tv3.setPadding(5,5,0,5);
tv3.setTextSize(TypedValue.COMPLEX\u UNIT\u PX,smallTextSize);
}否则{
tv3.setLayoutParams(新的TableRow.LayoutParams(TableRow.LayoutParams.MATCH_父级,
TableRow.LayoutParams.MATCH_PARENT);
tv3.setPadding(5,0,0,5);
tv3.setTextSize(TypedValue.COMPLEX\u UNIT\u PX,textSize);
}
tv3.setGravity(Gravity.TOP);
如果(i==-1){
tv3.setText(“产品”);
tv3.setBackgroundColor(Color.parseColor(#f0”);
}否则{
tv3.setBackgroundColor(Color.parseColor(“#f8”));
tv3.setTextColor(Color.parseColor(#000000”);
tv3.setTextSize(TypedValue.COMPLEX\u UNIT\u PX,smallTextSize);
tv3.setText(row.productName);
}
layCustomer.addView(tv3);
如果(i>-1){
最终文本视图tv3b=新文本视图(本);
tv3b.setLayoutParams(新建TableRow.LayoutParams(TableRow.LayoutParams.WRAP_内容,
TableRow.LayoutParams.WRAP_CONTENT));
tv3b.setGravity(Gravity.RIGHT);
tv3b.setTextSize(TypedValue.COMPLEX\u UNIT\u PX,textSize);
tv3b.设置填充(5,1,0,5);
tv3b.setTextColor(Color.parseColor(#aaaaaa”);
tv3b.setBackgroundColor(Color.parseColor(“#f8”));
tv3b.setText(row.productCode);
layCustomer.addView(tv3b);
}
最终线性布局铺设量=新线性布局(本);
铺设量。设置方向(线性布局。垂直);
装卸量。设置重力(重力。左);
放置量。设置填充(0,10,0,10);
layAmounts.setLayoutParams(新的TableRow.LayoutParams(TableRow.LayoutParams.MATCH_父级,
TableRow.LayoutParams.MATCH_PARENT);
最终文本视图tv4=新文本视图(本);
tv2.setOnClickListener(myAddHandler);
tv2.setTag(i);
tv2.setOnClickListener(myAddHandler);
public void onClick(View v) {
int index = (int) v.getTag();
// ...
}