android,view的执行过程onDraw、onSizeChanged,onFinishInflate

android,view的执行过程onDraw、onSizeChanged,onFinishInflate - 夏天的风的日志 - 网易博客

小试view的执行过程,此是入门,高手绕道。

 

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此为抛砖引玉,个人看官自己发挥。

结果如下:

12-05 22:23:03.587: D/mDebug(9715): TestView context, attrs=@2131034112

12-05 22:23:03.597: D/mDebug(9715): onFinishInflate

12-05 22:23:03.667: D/mDebug(9715): onSizeChanged,w=240,h=282,oldw=0,oldh=0

12-05 22:23:03.727: D/mDebug(9715): onDraw

12-05 22:23:03.757: D/mDebug(9715): onDraw

 

 

 

public class TestView extends View {

 

         public TestView(Context context) {

                   super(context);

                   Log.d("mDebug", "TestView context");

         }


         public TestView(Context context, AttributeSet attrs, int defStyle) {

                   super(context, attrs, defStyle);

                   Log.d("mDebug", "TestView context,attrs,defStyle attrs="+attrs.getAttributeValue(0));

         }

 

         public TestView(Context context, AttributeSet attrs) {

                   super(context, attrs);

                   Log.d("mDebug", "TestView context, attrs="+attrs.getAttributeValue(0));

         }

         @Override

         protected void onDraw(Canvas canvas) {

                   // TODO Auto-generated method stub

                   super.onDraw(canvas);

                   Log.d("mDebug", "onDraw");

         }

 

         @Override

         protected void onFinishInflate() {

                   // TODO Auto-generated method stub

                   super.onFinishInflate();

                   Log.d("mDebug", "onFinishInflate");

         }

 

         @Override

         protected void onSizeChanged(int w, int h, int oldw, int oldh) {

                   // TODO Auto-generated method stub

                   super.onSizeChanged(w, h, oldw, oldh);

                   Log.d("mDebug", "onSizeChanged,w="+w+",h="+h+",oldw="+oldw+",oldh="+oldh);

         }

}

android,view的执行过程onDraw、onSizeChanged,onFinishInflate - 夏天的风的日志 - 网易博客

小试view的执行过程,此是入门,高手绕道。

 

--------------------------------------------------------------------------------

此为抛砖引玉,个人看官自己发挥。

结果如下:

12-05 22:23:03.587: D/mDebug(9715): TestView context, attrs=@2131034112

12-05 22:23:03.597: D/mDebug(9715): onFinishInflate

12-05 22:23:03.667: D/mDebug(9715): onSizeChanged,w=240,h=282,oldw=0,oldh=0

12-05 22:23:03.727: D/mDebug(9715): onDraw

12-05 22:23:03.757: D/mDebug(9715): onDraw

 

 

 

public class TestView extends View {

 

         public TestView(Context context) {

                   super(context);

                   Log.d("mDebug", "TestView context");

         }


         public TestView(Context context, AttributeSet attrs, int defStyle) {

                   super(context, attrs, defStyle);

                   Log.d("mDebug", "TestView context,attrs,defStyle attrs="+attrs.getAttributeValue(0));

         }

 

         public TestView(Context context, AttributeSet attrs) {

                   super(context, attrs);

                   Log.d("mDebug", "TestView context, attrs="+attrs.getAttributeValue(0));

         }

         @Override

         protected void onDraw(Canvas canvas) {

                   // TODO Auto-generated method stub

                   super.onDraw(canvas);

                   Log.d("mDebug", "onDraw");

         }

 

         @Override

         protected void onFinishInflate() {

                   // TODO Auto-generated method stub

                   super.onFinishInflate();

                   Log.d("mDebug", "onFinishInflate");

         }

 

         @Override

         protected void onSizeChanged(int w, int h, int oldw, int oldh) {

                   // TODO Auto-generated method stub

                   super.onSizeChanged(w, h, oldw, oldh);

                   Log.d("mDebug", "onSizeChanged,w="+w+",h="+h+",oldw="+oldw+",oldh="+oldh);

         }

}

原文地址:https://www.cnblogs.com/seven1979/p/4369431.html