android studio 不用xml直接使用java代码进行布局.好的可以加分
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发布时间：2022-05-02 04:07
共2个回答
热心网友
时间：2023-10-09 10:23
// root layout
LinearLayout root = new LinearLayout(this);
root.setOrientation(LinearLayout.VERTICAL);
// top layout
LinearLayout topLayout = new LinearLayout(this);
LinearLayout.LayoutParams topParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, 0);
topParams.weight = 1;
topLayout.setLayoutParams(topParams);
// left child
View leftView = new View(this);
leftView.setBackgroundColor(Color.RED);
LinearLayout.LayoutParams leftParams = new LinearLayout.LayoutParams(0, LayoutParams.MATCH_PARENT);
leftParams.weight = 1;
leftView.setLayoutParams(leftParams);
topLayout.addView(leftView);
// right Layout
LinearLayout rightLayout = new LinearLayout(this);
rightLayout.setOrientation(LinearLayout.VERTICAL);
LinearLayout.LayoutParams rightParams = new LinearLayout.LayoutParams(0, LayoutParams.MATCH_PARENT);
rightParams.weight = 1;
rightLayout.setLayoutParams(rightParams);
// right top child
View rightTopView = new View(this);
rightTopView.setBackgroundColor(Color.YELLOW);
LinearLayout.LayoutParams rightTopParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, 0);
rightTopParams.weight = 1;
rightTopView.setLayoutParams(rightTopParams);
// add right top view
rightLayout.addView(rightTopView);
// right bottom child
View rightBottomView = new View(this);
rightBottomView.setBackgroundColor(Color.BLACK);
LinearLayout.LayoutParams rightBottomParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, 0);
rightBottomParams.weight = 1;
rightBottomView.setLayoutParams(rightBottomParams);
// add right bottom view
rightLayout.addView(rightBottomView);
// add right layout
topLayout.addView(rightLayout);
// add top layout
root.addView(topLayout);
// bottom layout
LinearLayout bottomLayout = new LinearLayout(this);
bottomLayout.setBackgroundColor(Color.BLUE);
LinearLayout.LayoutParams bottomParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, 0);
bottomParams.weight = 1;
bottomLayout.setLayoutParams(bottomParams);
root.addView(bottomLayout);
// setContentView(R.layout.activity_main);
setContentView(root);
热心网友
时间：2023-10-09 10:23
