java图形界面之使窗口居中(位于电脑屏幕中央)

it2022-05-05  122

使窗口在出现在屏幕中央

第一种方法

Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); Dimension frameSize = getSize(); if (frameSize.height > screenSize.height) { frameSize.height = screenSize.height; } if (frameSize.width > screenSize.width) { frameSize.width = screenSize.width; } setLocation((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2);

第二种方法(Jframe)

this.setLocationRelativeTo(null);


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