Create custom view from FrameLayout
Description
The following code shows how to Create custom view from FrameLayout.
Example
Main Activity Java code
import android.app.Activity;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.TextView;
//w w w . java 2s. c om
import android.os.Bundle;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Style;
import android.graphics.Point;
import android.util.AttributeSet;
import android.view.View;
public class MyActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
TextImageButton myView = new TextImageButton(this);
myView.setText("Text");
myView.setImageResource();
setContentView(myView);
}
}
class TextImageButton extends FrameLayout {
private ImageView imageView;
private TextView textView;
public TextImageButton(Context context) {
this(context, null);
}
public TextImageButton(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public TextImageButton(Context context, AttributeSet attrs, int defaultStyle) {
super(context, attrs, android.R.attr.buttonStyle);
imageView = new ImageView(context, attrs, defaultStyle);
textView = new TextView(context, attrs, defaultStyle);
FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(
LayoutParams.WRAP_CONTENT,
LayoutParams.WRAP_CONTENT,
Gravity.CENTER);
this.addView(imageView, params);
this.addView(textView, params);
if(imageView.getDrawable() != null) {
textView.setVisibility(View.GONE);
imageView.setVisibility(View.VISIBLE);
} else {
textView.setVisibility(View.VISIBLE);
imageView.setVisibility(View.GONE);
}
}
public void setText(CharSequence text) {
textView.setVisibility(View.VISIBLE);
imageView.setVisibility(View.GONE);
textView.setText(text);
}
public void setImageResource(int resId) {
textView.setVisibility(View.GONE);
imageView.setVisibility(View.VISIBLE);
imageView.setImageResource(resId);
}
public void setImageDrawable(Drawable drawable) {
textView.setVisibility(View.GONE);
imageView.setVisibility(View.VISIBLE);
imageView.setImageDrawable(drawable);
}
}