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已复制！ package cppcheckplus.tab;
import cppcheckplus.control.MyContorlUtil;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.TexturePaint;
import javax.swing.BorderFactory;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.border.Border;
public class MyTabComponent1 extends JPanel {
private String backgroundUnselectedImageURL;
private TexturePaint selectedPaint;
private TexturePaint unselectedPaint;
private ImageIcon pressedIcon;
private Image unselectedLeftImage;
private Image unselectedRightImage;
private Image selectedLeftImage;
private Image selectedRightImage;
private JLabel lbTitle;
private MyTabPanel1 tab;
private Color selectedTitleColor;
private Color unselectedTitleColor;
private Border border;
private String oId;
public MyTabComponent1(String oId, MyTabPanel1 tab) {
super();
this.oId = oId;
selectedPaint = MyContorlUtil.createTexturePaint(
"control/images/tab_header_background.png");
unselectedPaint = MyContorlUtil.createTexturePaint(
"control/images/tab_header_unselected_background.png");
unselectedLeftImage = MyContorlUtil.getImage(
"control/images/tab_header_unselected_background_left.png");
unselectedRightImage = MyContorlUtil.getImage(
"control/images/tab_header_unselected_background_right.png");
selectedLeftImage = MyContorlUtil.getImage(
"control/images/tab_header_selected_background_left.png");
selectedRightImage = MyContorlUtil.getImage(
"control/images/tab_header_selected_background_right.png");
lbTitle = new JLabel();
this.tab = null;
selectedTitleColor = new Color(120, 120, 125);
unselectedTitleColor = Color.white;
border = BorderFactory.createEmptyBorder(0, 5, 0, 5);
this.tab = tab;
init();
}
private void init() {
lbTitle.setOpaque(false);
lbTitle.setBorder(BorderFactory.createEmptyBorder(0, 3, 0, 3));
lbTitle.setVerticalAlignment(0);
lbTitle.setFont(MyContorlUtil.FONT_12_BOLD);
setLayout(new BorderLayout());
add(lbTitle, "Center");
setBorder(border);
setOpaque(false);
}
public void paintComponent(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
if (isTabSelected()) {
g2d.drawImage(selectedLeftImage, 0, 0, null);
g2d.setPaint(selectedPaint);
int x = selectedLeftImage.getWidth(null);
int y = 0;
int width = getWidth() - x - selectedRightImage.getWidth(null);
int height = getHeight();
g2d.fillRect(x, y, width, height);
g2d.drawImage(selectedRightImage, x + width, 0, null);
} else {
g2d.drawImage(unselectedLeftImage, 0, 0, null);
g2d.setPaint(unselectedPaint);
int x = unselectedLeftImage.getWidth(null);
int y = 0;
int width = getWidth() - x - selectedRightImage.getWidth(null);
int height = getHeight();
g2d.fillRect(x, y, width, height);
g2d.drawImage(unselectedRightImage, x + width, 0, null);
g2d.setColor(MyContorlUtil.TAB_BOTTOM_LINE_COLOR);
int lineY = getHeight() - 1;
g2d.drawLine(0, lineY, getWidth(), lineY);
}
}
public Dimension getPreferredSize() {
int width = super.getPreferredSize().width;
if (!isTabSelected()) {
width = Math.min(width, tab.getPreferredUnselectedTabWidth());
}
int height = tab.getPreferredTabHeight();
return new Dimension(width, height);
}
public boolean isTabSelected() {
int index = tab.indexOfTabComponent(this);
int selectedIndex = tab.getSelectedIndex();
return selectedIndex == index;
}
public void setTitle(String title) {
lbTitle.setText(title);
}
public void updateSelection(boolean selected) {
if (selected) {
lbTitle.setForeground(selectedTitleColor);
} else {
lbTitle.setForeground(unselectedTitleColor);
}
}
public String getOId() {
return oId;
}
public void setOId(String oId) {
this.oId = oId;
}
}
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