Essayez ce code :
activité_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="fill_parent"
android:layout_height="100dip"
tools:context=".MainActivity" >
<HorizontalScrollView
android:id="@+id/hsv"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:fillViewport="true"
android:measureAllChildren="false"
android:scrollbars="none" >
<LinearLayout
android:id="@+id/innerLay"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center_vertical"
android:orientation="horizontal" >
<LinearLayout
android:id="@+id/asthma_action_plan"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:orientation="vertical" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="match_parent" >
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/action_plan" />
<TextView
android:layout_width="0.2dp"
android:layout_height="fill_parent"
android:layout_alignParentRight="true"
android:background="@drawable/ln" />
</RelativeLayout>
</LinearLayout>
<LinearLayout
android:id="@+id/controlled_medication"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:orientation="vertical" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="match_parent" >
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/controlled" />
<TextView
android:layout_width="0.2dp"
android:layout_height="fill_parent"
android:layout_alignParentRight="true"
android:background="@drawable/ln" />
</RelativeLayout>
</LinearLayout>
<LinearLayout
android:id="@+id/as_needed_medication"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:orientation="vertical" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="match_parent"
android:orientation="horizontal" >
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/as_needed" />
<TextView
android:layout_width="0.2dp"
android:layout_height="fill_parent"
android:layout_alignParentRight="true"
android:background="@drawable/ln" />
</RelativeLayout>
</LinearLayout>
<LinearLayout
android:id="@+id/rescue_medication"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:orientation="vertical" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="match_parent" >
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/rescue" />
<TextView
android:layout_width="0.2dp"
android:layout_height="fill_parent"
android:layout_alignParentRight="true"
android:background="@drawable/ln" />
</RelativeLayout>
</LinearLayout>
<LinearLayout
android:id="@+id/your_symptoms"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:orientation="vertical" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="match_parent" >
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/symptoms" />
<TextView
android:layout_width="0.2dp"
android:layout_height="fill_parent"
android:layout_alignParentRight="true"
android:background="@drawable/ln" />
</RelativeLayout>
</LinearLayout>
<LinearLayout
android:id="@+id/your_triggers"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:orientation="vertical" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="match_parent" >
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/triggers" />
<TextView
android:layout_width="0.2dp"
android:layout_height="fill_parent"
android:layout_alignParentRight="true"
android:background="@drawable/ln" />
</RelativeLayout>
</LinearLayout>
<LinearLayout
android:id="@+id/wheeze_rate"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:orientation="vertical" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="match_parent" >
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/wheeze_rate" />
<TextView
android:layout_width="0.2dp"
android:layout_height="fill_parent"
android:layout_alignParentRight="true"
android:background="@drawable/ln" />
</RelativeLayout>
</LinearLayout>
<LinearLayout
android:id="@+id/peak_flow"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:orientation="vertical" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="match_parent" >
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/peak_flow" />
<TextView
android:layout_width="0.2dp"
android:layout_height="fill_parent"
android:layout_alignParentRight="true"
android:background="@drawable/ln" />
</RelativeLayout>
</LinearLayout>
</LinearLayout>
</HorizontalScrollView>
<TextView
android:layout_width="fill_parent"
android:layout_height="0.2dp"
android:layout_alignParentRight="true"
android:layout_below="@+id/hsv"
android:background="@drawable/ln" />
<LinearLayout
android:id="@+id/prev"
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:layout_alignParentLeft="true"
android:layout_centerVertical="true"
android:paddingLeft="5dip"
android:paddingRight="5dip"
android:descendantFocusability="blocksDescendants" >
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:src="@drawable/prev_arrow" />
</LinearLayout>
<LinearLayout
android:id="@+id/next"
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:layout_alignParentRight="true"
android:layout_centerVertical="true"
android:paddingLeft="5dip"
android:paddingRight="5dip"
android:descendantFocusability="blocksDescendants" >
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:src="@drawable/next_arrow" />
</LinearLayout>
</RelativeLayout>
grid_item.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<ImageView
android:id="@+id/imageView1"
android:layout_width="fill_parent"
android:layout_height="100dp"
android:src="@drawable/ic_launcher" />
</LinearLayout>
MainActivity.java
import java.util.ArrayList;
import android.app.Activity;
import android.graphics.Rect;
import android.os.Bundle;
import android.os.Handler;
import android.view.Display;
import android.view.GestureDetector;
import android.view.GestureDetector.SimpleOnGestureListener;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.widget.HorizontalScrollView;
import android.widget.LinearLayout;
import android.widget.LinearLayout.LayoutParams;
public class MainActivity extends Activity {
LinearLayout asthmaActionPlan, controlledMedication, asNeededMedication,
rescueMedication, yourSymtoms, yourTriggers, wheezeRate, peakFlow;
LayoutParams params;
LinearLayout next, prev;
int viewWidth;
GestureDetector gestureDetector = null;
HorizontalScrollView horizontalScrollView;
ArrayList<LinearLayout> layouts;
int parentLeft, parentRight;
int mWidth;
int currPosition, prevPosition;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
prev = (LinearLayout) findViewById(R.id.prev);
next = (LinearLayout) findViewById(R.id.next);
horizontalScrollView = (HorizontalScrollView) findViewById(R.id.hsv);
gestureDetector = new GestureDetector(new MyGestureDetector());
asthmaActionPlan = (LinearLayout) findViewById(R.id.asthma_action_plan);
controlledMedication = (LinearLayout) findViewById(R.id.controlled_medication);
asNeededMedication = (LinearLayout) findViewById(R.id.as_needed_medication);
rescueMedication = (LinearLayout) findViewById(R.id.rescue_medication);
yourSymtoms = (LinearLayout) findViewById(R.id.your_symptoms);
yourTriggers = (LinearLayout) findViewById(R.id.your_triggers);
wheezeRate = (LinearLayout) findViewById(R.id.wheeze_rate);
peakFlow = (LinearLayout) findViewById(R.id.peak_flow);
Display display = getWindowManager().getDefaultDisplay();
mWidth = display.getWidth(); // deprecated
viewWidth = mWidth / 3;
layouts = new ArrayList<LinearLayout>();
params = new LayoutParams(viewWidth, LayoutParams.WRAP_CONTENT);
asthmaActionPlan.setLayoutParams(params);
controlledMedication.setLayoutParams(params);
asNeededMedication.setLayoutParams(params);
rescueMedication.setLayoutParams(params);
yourSymtoms.setLayoutParams(params);
yourTriggers.setLayoutParams(params);
wheezeRate.setLayoutParams(params);
peakFlow.setLayoutParams(params);
layouts.add(asthmaActionPlan);
layouts.add(controlledMedication);
layouts.add(asNeededMedication);
layouts.add(rescueMedication);
layouts.add(yourSymtoms);
layouts.add(yourTriggers);
layouts.add(wheezeRate);
layouts.add(peakFlow);
next.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
new Handler().postDelayed(new Runnable() {
public void run() {
horizontalScrollView.smoothScrollTo(
(int) horizontalScrollView.getScrollX()
+ viewWidth,
(int) horizontalScrollView.getScrollY());
}
}, 100L);
}
});
prev.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
new Handler().postDelayed(new Runnable() {
public void run() {
horizontalScrollView.smoothScrollTo(
(int) horizontalScrollView.getScrollX()
- viewWidth,
(int) horizontalScrollView.getScrollY());
}
}, 100L);
}
});
horizontalScrollView.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
if (gestureDetector.onTouchEvent(event)) {
return true;
}
return false;
}
});
}
class MyGestureDetector extends SimpleOnGestureListener {
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,
float velocityY) {
if (e1.getX() < e2.getX()) {
currPosition = getVisibleViews("left");
} else {
currPosition = getVisibleViews("right");
}
horizontalScrollView.smoothScrollTo(layouts.get(currPosition)
.getLeft(), 0);
return true;
}
}
public int getVisibleViews(String direction) {
Rect hitRect = new Rect();
int position = 0;
int rightCounter = 0;
for (int i = 0; i < layouts.size(); i++) {
if (layouts.get(i).getLocalVisibleRect(hitRect)) {
if (direction.equals("left")) {
position = i;
break;
} else if (direction.equals("right")) {
rightCounter++;
position = i;
if (rightCounter == 2)
break;
}
}
}
return position;
}
}
Faites-moi savoir si vous avez des problèmes Bonne lecture...