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51 lines
1.3 KiB
51 lines
1.3 KiB
package com.fr.design.mainframe.alphafine.component; |
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import com.fr.design.gui.itextfield.UITextField; |
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import com.fr.design.actions.help.alphafine.AlphaFineConstants; |
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import java.awt.Graphics; |
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import java.awt.Graphics2D; |
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import java.awt.RenderingHints; |
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/** |
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* Created by XiaXiang on 2017/3/21. |
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*/ |
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public class AlphaFineTextField extends UITextField { |
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private static final int PLACE_HOLDER_GAP = 3; |
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private String placeHolder; |
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public AlphaFineTextField(String placeHolder) { |
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this.placeHolder = placeHolder; |
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} |
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public AlphaFineTextField() { |
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this.placeHolder = null; |
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} |
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@Override |
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public void paintComponent(Graphics g) { |
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super.paintComponent(g); |
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if (super.getText().length() > 0 || placeHolder == null) { |
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return; |
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} |
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Graphics2D g2 = (Graphics2D) g; |
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g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); |
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g2.setColor(AlphaFineConstants.FOREGROUND_COLOR_5); |
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g2.drawString(placeHolder, getInsets().left, g.getFontMetrics().getMaxAscent() + getInsets().top + PLACE_HOLDER_GAP); |
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} |
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@Override |
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protected void paintBorder(Graphics g) { |
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// do nothing |
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} |
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public String getPlaceHolder() { |
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return placeHolder; |
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} |
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}
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