子view 沒有一個顯示的
? ? 主按鈕可以正常顯示，但是子按鈕沒有一個顯示的這是什么情況，求解答
protected?void?onLayout(boolean?changed,?int?l,?int?t,?int?r,?int?b)?{
????if?(changed){
????????layoutMainButton();
????????int?count?=?getChildCount();
????????Log.d(TAG,?"onLayout:?count?is"+count);
????????for?(int?i?=0?;i<count-1;i++){
????????????View?child?=?getChildAt(i+1);
????????????int?cl?=?(int)?(mRadius*Math.sin(Math.PI/2/(count-2)*i));
????????????int?ct?=?(int)?(mRadius*Math.cos(Math.PI/2/(count-2)*i));
????????????Log.d(TAG,?"onLayout:?cl?is?"+?cl+"?,?ct?is"?+ct);
????????????int?cwidth??=?child.getMeasuredWidth();
????????????int?cheight?=?child.getMeasuredHeight();
????????????//如果在左下或者是右下
????????????if?(mPosition?==?Position.LEFT_BOTTOM?||?mPosition?==
????????????????????Position.RIGHT_BOTTOM){
?????????????????ct?=?getMeasuredHeight()-?cheight-ct;
????????????}
????????????if(mPosition?==?Position.RIGHT_TOP?||?mPosition?==
????????????????????Position.RIGHT_BOTTOM){
????????????????????cl?=?getMeasuredWidth()?-?cwidth?-cl;
????????????}
????????????child.layout(cl,ct,cl+cwidth,cl+cheight);
????????}
????}
}
2018-08-23
最后面這里寫錯了！是:
2016-12-18
你跟著視頻做還沒做完吧?
他在onLayout里面有行child.setVisibility(View.GONE); ?要在點擊后才設(shè)置取消的, 你后面的代碼打完了嗎
沒打完可以把這行去掉也可以看見