Android 如何使用set visible为动态创建的表布局创建分页?
我正在从服务器获取数据并为响应动态创建tablelayout,现在我每页只需要显示5行,我正在使用Android 如何使用set visible为动态创建的表布局创建分页?,android,pagination,android-tablelayout,Android,Pagination,Android Tablelayout,我正在从服务器获取数据并为响应动态创建tablelayout,现在我每页只需要显示5行,我正在使用setvisible(view.invisible)隐藏所有表行,如何设置5行setvisible(view.visible)以分页方式显示行 下面是我用来动态创建表的代码 TableLayout tableLayout = (TableLayout) findViewById(R.id.tablenew); TableRow tableRow = new TableRow(thi
setvisible(view.invisible)
隐藏所有表行,如何设置5行setvisible(view.visible)
以分页方式显示行
下面是我用来动态创建表的代码
TableLayout tableLayout = (TableLayout) findViewById(R.id.tablenew);
TableRow tableRow = new TableRow(this);
tableRow.setId(1);
tableRow.setBackgroundColor(Color.LTGRAY);
tableRow.setPadding(0,0,1,1);
tableRow.setLayoutParams(new TableLayout.LayoutParams());
tableRow.setVisibility(View.INVISIBLE);
TextView text = new TextView(this);
text.setText(name);
text.setBackgroundColor(Color.WHITE);
text.setPadding(5, 5, 5, 5);
text.setTextSize(30);
text.setLayoutParams(new TableRow.LayoutParams());
final Button button = new Button(this);
button.setPadding(5, 5, 5, 5);
button.setTextSize(30);
button.setTag(value);
button.setText("Install");
button.setLayoutParams(new TableRow.LayoutParams());
button.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View v)
{
TableLayout tableLayout = (TableLayout) findViewById(R.id.tablenew);
final TableRow parent = (TableRow) v.getParent();
tableLayout.removeView(parent);
String id=(String) v.getTag();
}
});//button click listener
tableRow.addView(text);
tableRow.addView(button);
tableLayout.addView(tableRow);
请尝试以下代码:
tableraw.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent" >
<TableLayout
android:id="@+id/tablenew"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_above="@+id/next"
android:layout_alignParentTop="true" >
</TableLayout>
<Button
android:id="@+id/next"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_centerHorizontal="true"
android:text="next" />
</RelativeLayout>
TableViewDemo.java
package com.test;
import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TableLayout;
import android.widget.TableRow;
import android.widget.TextView;
public class TableViewDemo extends Activity {
int index = 5;
Button nextButton;
TableLayout tableLayout;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.tableraw);
tableLayout = (TableLayout) findViewById(R.id.tablenew);
nextButton = (Button) findViewById(R.id.next);
for (int i = 1; i <= 20; i++) {
TableRow tableRow = new TableRow(this);
tableRow.setTag(i);
tableRow.setBackgroundColor(Color.LTGRAY);
tableRow.setPadding(0, 0, 1, 1);
tableRow.setLayoutParams(new TableLayout.LayoutParams());
TextView text = new TextView(this);
text.setText("name" + i);
text.setBackgroundColor(Color.WHITE);
text.setPadding(5, 5, 5, 5);
text.setTextSize(30);
text.setLayoutParams(new TableRow.LayoutParams());
final Button button = new Button(this);
button.setPadding(5, 5, 5, 5);
button.setTextSize(30);
button.setTag("value");
button.setText("Install" + i);
button.setLayoutParams(new TableRow.LayoutParams());
tableRow.addView(text);
tableRow.addView(button);
if (i < 6) {
tableRow.setVisibility(View.VISIBLE);
} else {
tableRow.setVisibility(View.GONE);
}
tableLayout.addView(tableRow);
}
nextButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
for (int i = 0; i < 20; i++) {
TableRow parent = (TableRow) tableLayout.getChildAt(i);
// tableLayout.removeView(parent);
Integer id = ((Integer) parent.getTag());
if (id > index && id <= (index + 5)) {
parent.setVisibility(View.VISIBLE);
} else {
parent.setVisibility(View.GONE);
}
}
index = index + 5;
}
});
}
}
package.com.test;
导入android.app.Activity;
导入android.graphics.Color;
导入android.os.Bundle;
导入android.view.view;
导入android.widget.Button;
导入android.widget.TableLayout;
导入android.widget.TableRow;
导入android.widget.TextView;
公共类TableViewDemo扩展活动{
int指数=5;
按钮下一个按钮;
表布局表布局;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.tableraw);
tableLayout=(tableLayout)findviewbyd(R.id.tablenew);
nextButton=(按钮)findviewbyd(R.id.next);
对于(int i=1;i index&&idprev.setOnClickListener(new View.OnClickListener())
{
@凌驾
公共void onClick(视图v)
{
TableLayout tl=(TableLayout)findviewbyd(R.id.tablenew);
对于(int i=10;i0)
{
TableRow row=(TableRow)tl.getChildAt(i);
整数id=((整数)行.getTag());
if(id<11&&idprev.setOnClickListener(newview.OnClickListener())
{
@凌驾
公共void onClick(视图v)
{
TableLayout tl=(TableLayout)findviewbyd(R.id.tablenew);
对于(int i=6;i>0;i--)
{
Log.d(“aaaaaaaaaaaaaaaaa”,Integer.toString(index));
TableRow row=(TableRow)tl.getChildAt(i);
整数id=((整数)行.getTag());
如果(id公共类Tabledemo扩展活动{
int指数=5;
int i、preval、preival;
int-nexval=1;
按钮prev,next;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_tabledemo);
session=newsessionmanager(getApplicationContext());
prev=(按钮)findViewById(R.id.pre);
next=(按钮)findviewbyd(R.id.nex);
prev.setOnClickListener(新视图.OnClickListener()
{
@凌驾
公共void onClick(视图v)
{
TableLayout tl=(TableLayout)findviewbyd(R.id.tablenew);
对于(i=preval;i>preival;i--)
{
TableRow row=(TableRow)tl.getChildAt(i);
整数id=((整数)行.getTag());
如果(id你要做什么?解释一下more@MD-我需要用setvisible(view.visible)以编程方式使用行索引显示每页5行。@MD最初我需要用setvisible(view.visible)显示表的前5行,如果用户单击“下一步”按钮,则需要不可见已访问的行,并使接下来的5行可见。请发布您的xml文件here@jayesh我是以编程方式创建表布局的。不是通过xml文件创建的。非常欢迎您……)但是你可以用pageview指示器来代替。。这对分页非常好。为什么你不鼓励使用ListView
?ListView
在有很多行要显示的情况下处理内存是有效的…@jayesh实际上我不知道pageview指示器。。如何使用这个概念。@Gopal Rao在列表视图中只滚动able可用,但分页?您可以从这个链接@jayesh下载演示。我已经尝试过前面的按钮代码,但当i值达到0时,它不会停止,请建议我。。
prev.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View v)
{
TableLayout tl = (TableLayout) findViewById(R.id.tablenew);
for (int i = 10; i < tl.getChildCount(); i--)
{
if(i>0)
{
TableRow row = (TableRow) tl.getChildAt(i);
Integer id = ((Integer) row.getTag());
if (id < 11 && id <= (10 - 5)) //index - 5)) {
{
Log.d("iiiiiiiiiiiiiiiii",Integer.toString(i));
row.setVisibility(View.VISIBLE);
}
else
{
Log.d("aaaaaaaaaaaaaaaaaaa",Integer.toString(i));
row.setVisibility(View.GONE);
}
}
}
//index = index - 5;
}
});
prev.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View v)
{
TableLayout tl = (TableLayout) findViewById(R.id.tablenew);
for (int i = 6; i > 0; i--)
{
Log.d("aaaaaaaaaaaaaaaaaaa",Integer.toString(index));
TableRow row = (TableRow) tl.getChildAt(i);
Integer id = ((Integer) row.getTag());
if (id < index && id <= (index - 3)) //index - 3)) {
{
Log.d("iiiiiiiiiiiiiiiii",Integer.toString(i));
row.setVisibility(View.VISIBLE);
}
else
{
Log.d("aaaaaaaaaaaaaaaaaaa",Integer.toString(i));
row.setVisibility(View.GONE);
}
}
index = index - 3;
}
});
public class Tabledemo extends Activity {
int index = 5;
int i,preval,preival;
int nexval=1;
Button prev,next;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_tabledemo);
session = new SessionManager(getApplicationContext());
prev = (Button) findViewById(R.id.pre);
next = (Button) findViewById(R.id.nex);
prev.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View v)
{
TableLayout tl = (TableLayout) findViewById(R.id.tablenew);
for (i = preval ; i > preival; i--)
{
TableRow row = (TableRow) tl.getChildAt(i);
Integer id = ((Integer) row.getTag());
if (id < index && id <= (index - 5))
{
row.setVisibility(View.VISIBLE);
nexval=i;
}
else
{
row.setVisibility(View.GONE);
}
}
preival=preival-5;
index = index - 5;
}
});
next.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v)
{
TableLayout tl = (TableLayout) findViewById(R.id.tablenew);
for (i = nexval; i < tl.getChildCount() ; i++)
{
TableRow row = (TableRow) tl.getChildAt(i);
Integer id = ((Integer) row.getTag());
if (id > index && id <= (index + 5))
{
row.setVisibility(View.VISIBLE);
preval=i;
}
else
{
row.setVisibility(View.GONE);
}
}
preival=index;
preival=preival-5;
index = index + 5;
}
});