本文介绍了如何在Android中以编程方式获取相对-线性布局的宽度和高度?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我需要相对/线性布局的运行时尺寸.
I required runtime dimensions of Relative/Linear Layout.
activity_home.xml :
<RelativeLayout
android:id="@+id/rlParent"
android:layout_width="match_parent"
android:layout_height="match_parent" >
</RelativeLayout>
HomeActivity.java:
HomeActivity.java:
private int width, height;
RelativeLayout rlParent = (RelativeLayout) findViewById(R.id.rlParent);
w = rlParent.getWidth();
h = rlParent.getHeight();
Log.i("Width-Height", width+"-"+height);
请分享您的想法.
推荐答案
我已经通过这种方式实现了:
Well I have implemented by this way:
LinearLayout linearLayout = (LinearLayout)findViewById(R.id.layout);
ViewTreeObserver viewTreeObserver = linearLayout.getViewTreeObserver();
viewTreeObserver.addOnGlobalLayoutListener(new OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
linearLayout.getViewTreeObserver().removeGlobalOnLayoutListener(this);
int width = linearLayout.getMeasuredWidth();
int height = linearLayout.getMeasuredHeight();
}
});
此示例用于线性布局,对于相对布局,请遵循相同的过程.
This example is for Linear layout, for Relative layout follow same process.
希望这会对您有所帮助.
Hope this would help you.
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