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一个Activity显示多个Activity

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Android

setContentView(R.layout.activity_main);

        radiogroup = (RadioGroup) findViewById(R.id.mainRadioGroup);

        radioBtn1 = (RadioButton) findViewById(R.id.radioBtn1);

        radioBtn2 = (RadioButton) findViewById(R.id.radioBtn2);

        activitymanager = getLocalActivityManager();

        layout_load = (LinearLayout) findViewById(R.id.LinearLayout);

        radiogroup.setOnCheckedChangeListener(new OnCheckedChangeListener() {

            @Override

            public void onCheckedChanged(RadioGroup group, int checkedId) {

                // TODO Auto-generated method stub

                if (checkedId == radioBtn1.getId()) {

                    Intent intent = new Intent(MainActivity.this,

                            ActivityA.class);

                    intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

                    Window w = activitymanager.startActivity("A", intent);

                    View v = w.getDecorView();

                    layout_load.removeAllViews();

                    layout_load.setPadding(5, 5, 5, 5);

//                    layout_load.addView(v);

                    layout_load

                            .addView(v, new LayoutParams(

                                    LayoutParams.FILL_PARENT,

                                    LayoutParams.WRAP_CONTENT));

                    Log.v(TAG, "******JJJJ");/*

                                             * layout_load.addView(v, new

                                             * RelativeLayout.LayoutParams(

                                             * RelativeLayout

                                             * .LayoutParams.FILL_PARENT,

                                             * LinearLayout

                                             * .LayoutParams.FILL_PARENT));

                                             */

                } else if (checkedId == radioBtn2.getId()) {

                    Intent intent2 = new Intent(MainActivity.this,

                            ActivityB.class);

                    intent2.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

                    Window w2 = activitymanager.startActivity("B", intent2);

                    View v2 = w2.getDecorView();

                    layout_load.removeAllViews();

                    layout_load.setPadding(5, 5, 5, 5);

//                    layout_load.addView(v2);

                    layout_load

                    .addView(v2, new LayoutParams(

                            LayoutParams.FILL_PARENT,

                            LayoutParams.WRAP_CONTENT));

                    Log.v(TAG, "******GGGG");

                }

            }

        });

原文链接:http://www.apkbus.com/blog-807598-60651.html

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