自定义dialog listview自适应屏幕显示
package com.dialogtest;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import android.app.Activity;
import android.graphics.Rect;
import android.os.Bundle;
import android.view.Display;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.view.WindowManager;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.TextView;
import com.google.gson.Gson;
public class DialogTestScreen extends Activity implements OnClickListener {
private TextView select;
private String build = "", unit = "", room = "";
private ListView bListView;
private CustomDialog treeDialog;
private int Tag = -1;
private TextView title;
private SearchBuildingAdapter buildAdapter;
private SearchRoomAdapter roomAdapter;
private SearchUnitAdapter unitAdapter;
private ListtreeData = new ArrayList();
private ListunitData = new ArrayList();
private ListroomData = new ArrayList();
public static int screenWidth = 0;
private int screenHeight = 0;
private View dialogView, search_btitle;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
Display display = getWindowManager().getDefaultDisplay();
screenWidth = display.getWidth();
screenHeight = display.getHeight();
setContentView(R.layout.activity_main);
select = (TextView) findViewById(R.id.select);
select.setOnClickListener(this);
readLocalFile();
}
// 读取本地文件
private void readLocalFile() {
InputStreamReader inputReader = null;
try {
inputReader = new InputStreamReader(getAssets().open(
"data.json"));
} catch (IOException e2) {
e2.printStackTrace();
}
BufferedReader bufReader = new BufferedReader(inputReader);
String line = "";
StringBuilder buffer = new StringBuilder();
try {
while ((line = bufReader.readLine()) != null) {
buffer.append(line);
}
} catch (IOException e1) { // TODO Auto-generated catch block
e1.printStackTrace();
}
Gson gson = new MGsonBuilder().createGson();
SearchTreeResponse data = gson.fromJson(buffer.toString(),
SearchTreeResponse.class);
treeData = data.getBuilding_list();
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.select:
CustomDialog.Builder builder = new CustomDialog.Builder(this);
dialogView = getLayoutInflater().inflate(R.layout.listview_dialog,
null);
title = (TextView) dialogView.findViewById(R.id.custom_title);
search_btitle = dialogView.findViewById(R.id.search_btitle);
TextView back = (TextView) dialogView
.findViewById(R.id.custom_back);
bListView = (ListView) dialogView
.findViewById(R.id.buildings_listview);
back.setOnClickListener(this);
treeDialog = builder.listDialog(dialogView);
treeDialog.show();
initBuilds();
Tag = -1;
bListView.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView
parent, View view,
int position, long id) {
// TODO Auto-generated method stub
switch (Tag) {
case -1:
Tag = 0;
SearchTreeChild vo1 = buildAdapter.getItem(position);
build = vo1.getBuilding_name();
title.setText(build);
unitData = vo1.getUnit_list();
initUnits();
break;
case 0:
Tag = 1;
SearchTreeVo vo2 = unitAdapter.getItem(position);
unit = vo2.getUnit_name();
title.setText(unit "单元");
roomData = vo2.getRoom_nmber_list();
initRooms();
break;
case 1:
TreeVo vo3 = roomAdapter.getItem(position);
room = vo3.getRoom_nmber();
id = vo3.getHouse_id();
select.setText(build "、" unit "、" room);
treeDialog.dismiss();
Tag = -1;
break;
default:
break;
}
}
});
break;
case R.id.custom_back:
switch (Tag) {
case -1:
if (treeDialog != null && treeDialog.isShowing()) {
build = "";
unit = "";
room = "";
treeDialog.dismiss();
}
break;
case 0:
Tag = -1;
initBuilds();
break;
case 1:
Tag = 0;
title.setText(build);
initUnits();
break;
default:
break;
}
break;
default:
break;
}
}
private void initBuilds() {
if (buildAdapter == null) {
buildAdapter = new SearchBuildingAdapter(this);
}
bListView.setAdapter(buildAdapter);
buildAdapter.setData(treeData);
title.setText("选择楼栋");
refreshHeight();
}
private void initUnits() {
if (unitAdapter == null) {
unitAdapter = new SearchUnitAdapter(this);
}
bListView.setAdapter(unitAdapter);
unitAdapter.setData(unitData);
refreshHeight();
}
private void initRooms() {
if (roomAdapter == null) {
roomAdapter = new SearchRoomAdapter(this);
}
bListView.setAdapter(roomAdapter);
roomAdapter.setData(roomData);
refreshHeight();
}
public void refreshHeight() {
int totalHeight = 0;
ListAdapter listAdapter = bListView.getAdapter();
for (int i = 0; i < listAdapter.getCount(); i ) { // listAdapter.getCount()返回数据项的数目
View listItem = listAdapter.getView(i, null, bListView);
listItem.measure(0, 0); // 计算子项View 的宽�?
totalHeight = listItem.getMeasuredHeight(); // 统计�?��子项的�?高度
}
Rect rectangle = new Rect();
Window window = getWindow();
window.getDecorView().getWindowVisibleDisplayFrame(rectangle);
int th = search_btitle.getMeasuredHeight();
int height = totalHeight th rectangle.top;
WindowManager.LayoutParams p = treeDialog.getWindow().getAttributes();
if (height > screenHeight || height == screenHeight) {
p.height = screenHeight - th * 2;
} else {
p.height = p.WRAP_CONTENT;
}
treeDialog.getWindow().setAttributes(p);
}
}
资源文件列表
.project , 846
.settings/org.eclipse.core.resources.prefs , 324
AndroidManifest.xml , 793
assets/data.json , 8744
bin/AndroidManifest.xml , 793
bin/classes.dex , 1516772
bin/classes/com/dialogtest/BuildConfig.class , 337
bin/classes/com/dialogtest/CustomDialog$Builder.class , 3582
bin/classes/com/dialogtest/CustomDialog.class , 804
bin/classes/com/dialogtest/DialogTestScreen$1.class , 3668
bin/classes/com/dialogtest/DialogTestScreen.class , 9122
bin/classes/com/dialogtest/MGsonBuilder$DoubleDeserializer.class , 1748
bin/classes/com/dialogtest/MGsonBuilder$FloatDeserializer.class , 1739
bin/classes/com/dialogtest/MGsonBuilder$IntegerDeserializer.class , 1753
bin/classes/com/dialogtest/MGsonBuilder.class , 1298
bin/classes/com/dialogtest/R$attr.class , 328
bin/classes/com/dialogtest/R$color.class , 386
bin/classes/com/dialogtest/R$dimen.class , 3965
bin/classes/com/dialogtest/R$drawable.class , 565
bin/classes/com/dialogtest/R$id.class , 562
bin/classes/com/dialogtest/R$layout.class , 505
bin/classes/com/dialogtest/R$string.class , 453
bin/classes/com/dialogtest/R$style.class , 520
bin/classes/com/dialogtest/R.class , 635
bin/classes/com/dialogtest/SearchBuildingAdapter$ViewHolder.class , 744
bin/classes/com/dialogtest/SearchBuildingAdapter.class , 2618
bin/classes/com/dialogtest/SearchRoomAdapter$ViewHolder.class , 712
bin/classes/com/dialogtest/SearchRoomAdapter.class , 2812
bin/classes/com/dialogtest/SearchTreeChild.class , 1355
bin/classes/com/dialogtest/SearchTreeResponse.class , 1382
bin/classes/com/dialogtest/SearchTreeVo.class , 1141
bin/classes/com/dialogtest/SearchUnitAdapter$ViewHolder.class , 712
bin/classes/com/dialogtest/SearchUnitAdapter.class , 2838
bin/classes/com/dialogtest/TreeVo.class , 844
bin/dexedLibs/android-support-v4-ac319a9dd0dffaae3ffe9ad3d750baf2.jar , 409573
bin/dexedLibs/gson-2.2.4-0e1be4c7b31b50b0699ea6e33be077fc.jar , 70810
bin/DialogTest.apk , 533436
bin/resources.ap_ , 52011
bin/res/crunch/drawable-hdpi/back_normal.png , 791
bin/res/crunch/drawable-hdpi/back_select.png , 758
bin/res/crunch/drawable-hdpi/ic_launcher.png , 5964
bin/res/crunch/drawable-mdpi/ic_launcher.png , 3112
bin/res/crunch/drawable-xhdpi/ic_launcher.png , 9355
bin/res/crunch/drawable-xhdpi/line.png , 70
bin/res/crunch/drawable-xxhdpi/ic_launcher.png , 17889
gen/com/dialogtest/BuildConfig.java , 156
gen/com/dialogtest/R.java , 8437
ic_launcher-web.png , 51394
libs/android-support-v4.jar , 1184670
libs/gson-2.2.4.jar , 190418
proguard-project.txt , 781
project.properties , 607
res/drawable-hdpi/back_normal.png , 1590
res/drawable-hdpi/back_select.png , 1579
res/drawable-hdpi/ic_launcher.png , 7658
res/drawable-mdpi/ic_launcher.png , 3777
res/drawable-xhdpi/ic_launcher.png , 12516
res/drawable-xhdpi/line.png , 14961
res/drawable-xxhdpi/ic_launcher.png , 24777
res/drawable/allaround_back.xml , 290
res/drawable/back_press.xml , 274
res/layout/activity_main.xml , 653
res/layout/custom_title.xml , 1006
res/layout/listdialog_item.xml , 567
res/layout/listview_dialog.xml , 732
res/values/colors.xml , 118
res/values/dimens.xml , 5151
res/values/strings.xml , 208
res/values/styles.xml , 1145
src/com/dialogtest/CustomDialog.java , 3486
src/com/dialogtest/DialogTestScreen.java , 6313
src/com/dialogtest/MGsonBuilder.java , 1732
src/com/dialogtest/SearchBuildingAdapter.java , 1762
src/com/dialogtest/SearchRoomAdapter.java , 1734
src/com/dialogtest/SearchTreeChild.java , 719
src/com/dialogtest/SearchTreeResponse.java , 752
src/com/dialogtest/SearchTreeVo.java , 598
src/com/dialogtest/SearchUnitAdapter.java , 1754
src/com/dialogtest/TreeVo.java , 499