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570 lines
20 KiB
570 lines
20 KiB
/*
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* Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*/
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package com.sun.java.swing.plaf.windows;
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import sun.swing.SwingUtilities2;
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import javax.swing.*;
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import javax.swing.border.*;
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import javax.swing.UIManager;
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import javax.swing.plaf.*;
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import javax.swing.plaf.basic.BasicInternalFrameTitlePane;
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import java.awt.*;
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import java.awt.event.*;
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import java.beans.PropertyChangeEvent;
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import java.beans.PropertyChangeListener;
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import java.beans.PropertyVetoException;
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import static com.sun.java.swing.plaf.windows.TMSchema.*;
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import static com.sun.java.swing.plaf.windows.XPStyle.Skin;
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public class WindowsInternalFrameTitlePane extends BasicInternalFrameTitlePane {
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private Color selectedTitleGradientColor;
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private Color notSelectedTitleGradientColor;
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private JPopupMenu systemPopupMenu;
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private JLabel systemLabel;
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private Font titleFont;
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private int titlePaneHeight;
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private int buttonWidth, buttonHeight;
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private boolean hotTrackingOn;
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public WindowsInternalFrameTitlePane(JInternalFrame f) {
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super(f);
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}
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protected void addSubComponents() {
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add(systemLabel);
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add(iconButton);
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add(maxButton);
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add(closeButton);
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}
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protected void installDefaults() {
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super.installDefaults();
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titlePaneHeight = UIManager.getInt("InternalFrame.titlePaneHeight");
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buttonWidth = UIManager.getInt("InternalFrame.titleButtonWidth") - 4;
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buttonHeight = UIManager.getInt("InternalFrame.titleButtonHeight") - 4;
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Object obj = UIManager.get("InternalFrame.titleButtonToolTipsOn");
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hotTrackingOn = (obj instanceof Boolean) ? (Boolean)obj : true;
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if (XPStyle.getXP() != null) {
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// Fix for XP bug where sometimes these sizes aren't updated properly
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// Assume for now that height is correct and derive width using the
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// ratio from the uxtheme part
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buttonWidth = buttonHeight;
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Dimension d = XPStyle.getPartSize(Part.WP_CLOSEBUTTON, State.NORMAL);
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if (d != null && d.width != 0 && d.height != 0) {
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buttonWidth = (int) ((float) buttonWidth * d.width / d.height);
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}
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} else {
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buttonWidth += 2;
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Color activeBorderColor =
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UIManager.getColor("InternalFrame.activeBorderColor");
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setBorder(BorderFactory.createLineBorder(activeBorderColor, 1));
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}
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// JDK-8039383: initialize these colors because getXP() may return null when theme is changed
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selectedTitleGradientColor =
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UIManager.getColor("InternalFrame.activeTitleGradient");
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notSelectedTitleGradientColor =
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UIManager.getColor("InternalFrame.inactiveTitleGradient");
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}
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protected void uninstallListeners() {
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// Get around protected method in superclass
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super.uninstallListeners();
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}
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protected void createButtons() {
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super.createButtons();
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if (XPStyle.getXP() != null) {
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iconButton.setContentAreaFilled(false);
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maxButton.setContentAreaFilled(false);
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closeButton.setContentAreaFilled(false);
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}
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}
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protected void setButtonIcons() {
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super.setButtonIcons();
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if (!hotTrackingOn) {
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iconButton.setToolTipText(null);
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maxButton.setToolTipText(null);
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closeButton.setToolTipText(null);
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}
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}
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public void paintComponent(Graphics g) {
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XPStyle xp = XPStyle.getXP();
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paintTitleBackground(g);
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String title = frame.getTitle();
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if (title != null) {
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boolean isSelected = frame.isSelected();
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Font oldFont = g.getFont();
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Font newFont = (titleFont != null) ? titleFont : getFont();
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g.setFont(newFont);
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// Center text vertically.
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FontMetrics fm = SwingUtilities2.getFontMetrics(frame, g, newFont);
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int baseline = (getHeight() + fm.getAscent() - fm.getLeading() -
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fm.getDescent()) / 2;
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Rectangle lastIconBounds = new Rectangle(0, 0, 0, 0);
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if (frame.isIconifiable()) {
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lastIconBounds = iconButton.getBounds();
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} else if (frame.isMaximizable()) {
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lastIconBounds = maxButton.getBounds();
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} else if (frame.isClosable()) {
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lastIconBounds = closeButton.getBounds();
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}
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int titleX;
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int titleW;
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int gap = 2;
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if (WindowsGraphicsUtils.isLeftToRight(frame)) {
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if (lastIconBounds.x == 0) { // There are no icons
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lastIconBounds.x = frame.getWidth() - frame.getInsets().right;
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}
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titleX = systemLabel.getX() + systemLabel.getWidth() + gap;
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if (xp != null) {
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titleX += 2;
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}
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titleW = lastIconBounds.x - titleX - gap;
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} else {
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if (lastIconBounds.x == 0) { // There are no icons
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lastIconBounds.x = frame.getInsets().left;
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}
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titleW = SwingUtilities2.stringWidth(frame, fm, title);
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int minTitleX = lastIconBounds.x + lastIconBounds.width + gap;
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if (xp != null) {
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minTitleX += 2;
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}
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int availableWidth = systemLabel.getX() - gap - minTitleX;
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if (availableWidth > titleW) {
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titleX = systemLabel.getX() - gap - titleW;
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} else {
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titleX = minTitleX;
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titleW = availableWidth;
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}
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}
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title = getTitle(frame.getTitle(), fm, titleW);
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if (xp != null) {
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String shadowType = null;
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if (isSelected) {
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shadowType = xp.getString(this, Part.WP_CAPTION,
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State.ACTIVE, Prop.TEXTSHADOWTYPE);
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}
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if ("single".equalsIgnoreCase(shadowType)) {
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Point shadowOffset = xp.getPoint(this, Part.WP_WINDOW, State.ACTIVE,
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Prop.TEXTSHADOWOFFSET);
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Color shadowColor = xp.getColor(this, Part.WP_WINDOW, State.ACTIVE,
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Prop.TEXTSHADOWCOLOR, null);
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if (shadowOffset != null && shadowColor != null) {
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g.setColor(shadowColor);
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SwingUtilities2.drawString(frame, g, title,
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titleX + shadowOffset.x,
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baseline + shadowOffset.y);
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}
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}
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}
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g.setColor(isSelected ? selectedTextColor : notSelectedTextColor);
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SwingUtilities2.drawString(frame, g, title, titleX, baseline);
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g.setFont(oldFont);
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}
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}
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public Dimension getPreferredSize() {
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return getMinimumSize();
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}
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public Dimension getMinimumSize() {
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Dimension d = new Dimension(super.getMinimumSize());
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d.height = titlePaneHeight + 2;
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XPStyle xp = XPStyle.getXP();
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if (xp != null) {
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// Note: Don't know how to calculate height on XP,
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// the captionbarheight is 25 but native caption is 30 (maximized 26)
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if (frame.isMaximum()) {
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d.height -= 1;
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} else {
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d.height += 3;
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}
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}
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return d;
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}
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protected void paintTitleBackground(Graphics g) {
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XPStyle xp = XPStyle.getXP();
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if (xp != null) {
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Part part = frame.isIcon() ? Part.WP_MINCAPTION
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: (frame.isMaximum() ? Part.WP_MAXCAPTION
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: Part.WP_CAPTION);
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State state = frame.isSelected() ? State.ACTIVE : State.INACTIVE;
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Skin skin = xp.getSkin(this, part);
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skin.paintSkin(g, 0, 0, getWidth(), getHeight(), state);
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} else {
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Boolean gradientsOn = (Boolean)LookAndFeel.getDesktopPropertyValue(
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"win.frame.captionGradientsOn", Boolean.valueOf(false));
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if (gradientsOn.booleanValue() && g instanceof Graphics2D) {
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Graphics2D g2 = (Graphics2D)g;
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Paint savePaint = g2.getPaint();
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boolean isSelected = frame.isSelected();
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int w = getWidth();
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if (isSelected) {
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GradientPaint titleGradient = new GradientPaint(0,0,
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selectedTitleColor,
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(int)(w*.75),0,
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selectedTitleGradientColor);
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g2.setPaint(titleGradient);
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} else {
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GradientPaint titleGradient = new GradientPaint(0,0,
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notSelectedTitleColor,
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(int)(w*.75),0,
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notSelectedTitleGradientColor);
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g2.setPaint(titleGradient);
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}
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g2.fillRect(0, 0, getWidth(), getHeight());
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g2.setPaint(savePaint);
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} else {
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super.paintTitleBackground(g);
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}
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}
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}
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protected void assembleSystemMenu() {
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systemPopupMenu = new JPopupMenu();
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addSystemMenuItems(systemPopupMenu);
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enableActions();
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systemLabel = new JLabel(frame.getFrameIcon()) {
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protected void paintComponent(Graphics g) {
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int x = 0;
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int y = 0;
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int w = getWidth();
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int h = getHeight();
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g = g.create(); // Create scratch graphics
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if (isOpaque()) {
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g.setColor(getBackground());
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g.fillRect(0, 0, w, h);
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}
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Icon icon = getIcon();
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int iconWidth;
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int iconHeight;
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if (icon != null &&
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(iconWidth = icon.getIconWidth()) > 0 &&
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(iconHeight = icon.getIconHeight()) > 0) {
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// Set drawing scale to make icon scale to our desired size
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double drawScale;
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if (iconWidth > iconHeight) {
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// Center icon vertically
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y = (h - w*iconHeight/iconWidth) / 2;
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drawScale = w / (double)iconWidth;
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} else {
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// Center icon horizontally
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x = (w - h*iconWidth/iconHeight) / 2;
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drawScale = h / (double)iconHeight;
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}
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((Graphics2D)g).translate(x, y);
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((Graphics2D)g).scale(drawScale, drawScale);
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icon.paintIcon(this, g, 0, 0);
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}
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g.dispose();
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}
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};
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systemLabel.addMouseListener(new MouseAdapter() {
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public void mouseClicked(MouseEvent e) {
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if (e.getClickCount() == 2 && frame.isClosable() &&
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!frame.isIcon()) {
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systemPopupMenu.setVisible(false);
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frame.doDefaultCloseAction();
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}
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else {
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super.mouseClicked(e);
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}
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}
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public void mousePressed(MouseEvent e) {
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try {
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frame.setSelected(true);
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} catch(PropertyVetoException pve) {
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}
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showSystemPopupMenu(e.getComponent());
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}
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});
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}
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protected void addSystemMenuItems(JPopupMenu menu) {
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JMenuItem mi = menu.add(restoreAction);
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mi.setMnemonic(getButtonMnemonic("restore"));
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mi = menu.add(moveAction);
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mi.setMnemonic(getButtonMnemonic("move"));
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mi = menu.add(sizeAction);
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mi.setMnemonic(getButtonMnemonic("size"));
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mi = menu.add(iconifyAction);
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mi.setMnemonic(getButtonMnemonic("minimize"));
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mi = menu.add(maximizeAction);
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mi.setMnemonic(getButtonMnemonic("maximize"));
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menu.add(new JSeparator());
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mi = menu.add(closeAction);
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mi.setMnemonic(getButtonMnemonic("close"));
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}
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private static int getButtonMnemonic(String button) {
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try {
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return Integer.parseInt(UIManager.getString(
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"InternalFrameTitlePane." + button + "Button.mnemonic"));
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} catch (NumberFormatException e) {
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return -1;
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}
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}
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protected void showSystemMenu(){
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showSystemPopupMenu(systemLabel);
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}
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private void showSystemPopupMenu(Component invoker){
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Dimension dim = new Dimension();
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Border border = frame.getBorder();
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if (border != null) {
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dim.width += border.getBorderInsets(frame).left +
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border.getBorderInsets(frame).right;
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dim.height += border.getBorderInsets(frame).bottom +
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border.getBorderInsets(frame).top;
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}
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if (!frame.isIcon()) {
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systemPopupMenu.show(invoker,
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getX() - dim.width,
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getY() + getHeight() - dim.height);
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} else {
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systemPopupMenu.show(invoker,
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getX() - dim.width,
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getY() - systemPopupMenu.getPreferredSize().height -
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dim.height);
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}
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}
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protected PropertyChangeListener createPropertyChangeListener() {
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return new WindowsPropertyChangeHandler();
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}
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protected LayoutManager createLayout() {
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return new WindowsTitlePaneLayout();
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}
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public class WindowsTitlePaneLayout extends BasicInternalFrameTitlePane.TitlePaneLayout {
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private Insets captionMargin = null;
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private Insets contentMargin = null;
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private XPStyle xp = XPStyle.getXP();
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WindowsTitlePaneLayout() {
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if (xp != null) {
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Component c = WindowsInternalFrameTitlePane.this;
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captionMargin = xp.getMargin(c, Part.WP_CAPTION, null, Prop.CAPTIONMARGINS);
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contentMargin = xp.getMargin(c, Part.WP_CAPTION, null, Prop.CONTENTMARGINS);
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}
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if (captionMargin == null) {
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captionMargin = new Insets(0, 2, 0, 2);
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}
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if (contentMargin == null) {
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contentMargin = new Insets(0, 0, 0, 0);
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}
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}
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private int layoutButton(JComponent button, Part part,
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int x, int y, int w, int h, int gap,
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boolean leftToRight) {
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if (!leftToRight) {
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x -= w;
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}
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button.setBounds(x, y, w, h);
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if (leftToRight) {
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x += w + 2;
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} else {
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x -= 2;
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}
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return x;
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}
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public void layoutContainer(Container c) {
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boolean leftToRight = WindowsGraphicsUtils.isLeftToRight(frame);
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int x, y;
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int w = getWidth();
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int h = getHeight();
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// System button
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// Note: this icon is square, but the buttons aren't always.
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int iconSize = (xp != null) ? (h-2)*6/10 : h-4;
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if (xp != null) {
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x = (leftToRight) ? captionMargin.left + 2 : w - captionMargin.right - 2;
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} else {
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x = (leftToRight) ? captionMargin.left : w - captionMargin.right;
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}
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y = (h - iconSize) / 2;
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layoutButton(systemLabel, Part.WP_SYSBUTTON,
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x, y, iconSize, iconSize, 0,
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leftToRight);
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// Right hand buttons
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if (xp != null) {
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x = (leftToRight) ? w - captionMargin.right - 2 : captionMargin.left + 2;
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y = 1; // XP seems to ignore margins and offset here
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if (frame.isMaximum()) {
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y += 1;
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} else {
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y += 5;
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}
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} else {
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x = (leftToRight) ? w - captionMargin.right : captionMargin.left;
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y = (h - buttonHeight) / 2;
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}
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if(frame.isClosable()) {
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x = layoutButton(closeButton, Part.WP_CLOSEBUTTON,
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x, y, buttonWidth, buttonHeight, 2,
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!leftToRight);
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}
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if(frame.isMaximizable()) {
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x = layoutButton(maxButton, Part.WP_MAXBUTTON,
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x, y, buttonWidth, buttonHeight, (xp != null) ? 2 : 0,
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!leftToRight);
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}
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if(frame.isIconifiable()) {
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layoutButton(iconButton, Part.WP_MINBUTTON,
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x, y, buttonWidth, buttonHeight, 0,
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!leftToRight);
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}
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}
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} // end WindowsTitlePaneLayout
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public class WindowsPropertyChangeHandler extends PropertyChangeHandler {
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public void propertyChange(PropertyChangeEvent evt) {
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String prop = evt.getPropertyName();
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// Update the internal frame icon for the system menu.
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if (JInternalFrame.FRAME_ICON_PROPERTY.equals(prop) &&
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systemLabel != null) {
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systemLabel.setIcon(frame.getFrameIcon());
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}
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super.propertyChange(evt);
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}
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}
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/**
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* A versatile Icon implementation which can take an array of Icon
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* instances (typically <code>ImageIcon</code>s) and choose one that gives the best
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* quality for a given Graphics2D scale factor when painting.
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* <p>
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* The class is public so it can be instantiated by UIDefaults.ProxyLazyValue.
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* <p>
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* Note: We assume here that icons are square.
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*/
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public static class ScalableIconUIResource implements Icon, UIResource {
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// We can use an arbitrary size here because we scale to it in paintIcon()
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private static final int SIZE = 16;
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private Icon[] icons;
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/**
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* @params objects an array of Icon or UIDefaults.LazyValue
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* <p>
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* The constructor is public so it can be called by UIDefaults.ProxyLazyValue.
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*/
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public ScalableIconUIResource(Object[] objects) {
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this.icons = new Icon[objects.length];
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for (int i = 0; i < objects.length; i++) {
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if (objects[i] instanceof UIDefaults.LazyValue) {
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icons[i] = (Icon)((UIDefaults.LazyValue)objects[i]).createValue(null);
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} else {
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icons[i] = (Icon)objects[i];
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}
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}
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}
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/**
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* @return the <code>Icon</code> closest to the requested size
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*/
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protected Icon getBestIcon(int size) {
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if (icons != null && icons.length > 0) {
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int bestIndex = 0;
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int minDiff = Integer.MAX_VALUE;
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for (int i=0; i < icons.length; i++) {
|
|
Icon icon = icons[i];
|
|
int iconSize;
|
|
if (icon != null && (iconSize = icon.getIconWidth()) > 0) {
|
|
int diff = Math.abs(iconSize - size);
|
|
if (diff < minDiff) {
|
|
minDiff = diff;
|
|
bestIndex = i;
|
|
}
|
|
}
|
|
}
|
|
return icons[bestIndex];
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public void paintIcon(Component c, Graphics g, int x, int y) {
|
|
Graphics2D g2d = (Graphics2D)g.create();
|
|
// Calculate how big our drawing area is in pixels
|
|
// Assume we are square
|
|
int size = getIconWidth();
|
|
double scale = g2d.getTransform().getScaleX();
|
|
Icon icon = getBestIcon((int)(size * scale));
|
|
int iconSize;
|
|
if (icon != null && (iconSize = icon.getIconWidth()) > 0) {
|
|
// Set drawing scale to make icon act true to our reported size
|
|
double drawScale = size / (double)iconSize;
|
|
g2d.translate(x, y);
|
|
g2d.scale(drawScale, drawScale);
|
|
icon.paintIcon(c, g2d, 0, 0);
|
|
}
|
|
g2d.dispose();
|
|
}
|
|
|
|
public int getIconWidth() {
|
|
return SIZE;
|
|
}
|
|
|
|
public int getIconHeight() {
|
|
return SIZE;
|
|
}
|
|
}
|
|
}
|