private Insets getScrollBarInsets(SynthContext context, Insets insets) {
int troughBorder = getClassSpecificIntValue(context, "trough-border", 1);
insets.left = insets.right = insets.top = insets.bottom = troughBorder;
JComponent c = context.getComponent();
if (c.getParent() instanceof JScrollPane) {
// This scrollbar is part of a scrollpane; use only the
// "scrollbar-spacing" style property to determine the padding
// between the scrollbar and its parent scrollpane.
int spacing = getClassSpecificIntValue(WidgetType.SCROLL_PANE, "scrollbar-spacing", 3);
if (((JScrollBar) c).getOrientation() == JScrollBar.HORIZONTAL) {
insets.top += spacing;
} else {
if (c.getComponentOrientation().isLeftToRight()) {
insets.left += spacing;
} else {
insets.right += spacing;
}
}
} else {
// This is a standalone scrollbar; leave enough room for the
// focus line in addition to the trough border.
if (c.isFocusable()) {
int focusSize = getClassSpecificIntValue(context, "focus-line-width", 1);
int focusPad = getClassSpecificIntValue(context, "focus-padding", 1);
int totalFocus = focusSize + focusPad;
insets.left += totalFocus;
insets.right += totalFocus;
insets.top += totalFocus;
insets.bottom += totalFocus;
}
}
return insets;
}
/**
* Instructs the layout manager to perform the layout for the specified container.
*
* @param the Container for which this layout manager is being used
*/
public void layoutContainer(Container parent) {
JRootPane root = (JRootPane) parent;
Rectangle b = root.getBounds();
Insets i = root.getInsets();
int nextY = 0;
int w = b.width - i.right - i.left;
int h = b.height - i.top - i.bottom;
if (root.getLayeredPane() != null) {
root.getLayeredPane().setBounds(i.left, i.top, w, h);
}
if (root.getGlassPane() != null) {
root.getGlassPane().setBounds(i.left, i.top, w, h);
}
// Note: This is laying out the children in the layeredPane,
// technically, these are not our children.
if (root.getWindowDecorationStyle() != JRootPane.NONE
&& (root.getUI() instanceof RootPaneUI)) {
JComponent titlePane = ((RootPaneUI) root.getUI()).getTitlePane();
if (titlePane != null) {
Dimension tpd = titlePane.getPreferredSize();
if (tpd != null) {
int tpHeight = tpd.height;
titlePane.setBounds(0, 0, w, tpHeight);
nextY += tpHeight;
}
}
}
if (root.getContentPane() != null) {
root.getContentPane().setBounds(0, nextY, w, h < nextY ? 0 : h - nextY);
}
}
/**
* Returns the amount of space the layout would like to have.
*
* @param the Container for which this layout manager is being used
* @return a Dimension object containing the layout's preferred size
*/
public Dimension preferredLayoutSize(Container parent) {
Dimension cpd, tpd;
int cpWidth = 0;
int cpHeight = 0;
int mbWidth = 0;
int mbHeight = 0;
int tpWidth = 0;
Insets i = parent.getInsets();
JRootPane root = (JRootPane) parent;
if (root.getContentPane() != null) {
cpd = root.getContentPane().getPreferredSize();
} else {
cpd = root.getSize();
}
if (cpd != null) {
cpWidth = cpd.width;
cpHeight = cpd.height;
}
if (root.getWindowDecorationStyle() != JRootPane.NONE
&& (root.getUI() instanceof RootPaneUI)) {
JComponent titlePane = ((RootPaneUI) root.getUI()).getTitlePane();
if (titlePane != null) {
tpd = titlePane.getPreferredSize();
if (tpd != null) {
tpWidth = tpd.width;
}
}
}
return new Dimension(
Math.max(Math.max(cpWidth, mbWidth), tpWidth) + i.left + i.right,
cpHeight + mbHeight + tpWidth + i.top + i.bottom);
}
/**
* Returns the maximum amount of space the layout can use.
*
* @param the Container for which this layout manager is being used
* @return a Dimension object containing the layout's maximum size
*/
public Dimension maximumLayoutSize(Container target) {
Dimension cpd, mbd, tpd;
int cpWidth = Integer.MAX_VALUE;
int cpHeight = Integer.MAX_VALUE;
int mbWidth = Integer.MAX_VALUE;
int mbHeight = Integer.MAX_VALUE;
int tpWidth = Integer.MAX_VALUE;
int tpHeight = Integer.MAX_VALUE;
Insets i = target.getInsets();
JRootPane root = (JRootPane) target;
if (root.getContentPane() != null) {
cpd = root.getContentPane().getMaximumSize();
if (cpd != null) {
cpWidth = cpd.width;
cpHeight = cpd.height;
}
}
if (root.getMenuBar() != null) {
mbd = root.getMenuBar().getMaximumSize();
if (mbd != null) {
mbWidth = mbd.width;
mbHeight = mbd.height;
}
}
if (root.getWindowDecorationStyle() != JRootPane.NONE
&& (root.getUI() instanceof HokageRootPaneUI)) {
JComponent titlePane = ((HokageRootPaneUI) root.getUI()).getTitlePane();
if (titlePane != null) {
tpd = titlePane.getMaximumSize();
if (tpd != null) {
tpWidth = tpd.width;
tpHeight = tpd.height;
}
}
}
int maxHeight = Math.max(Math.max(cpHeight, mbHeight), tpHeight);
// Only overflows if 3 real non-MAX_VALUE heights, sum to > MAX_VALUE
// Only will happen if sums to more than 2 billion units. Not likely.
if (maxHeight != Integer.MAX_VALUE) {
maxHeight = cpHeight + mbHeight + tpHeight + i.top + i.bottom;
}
int maxWidth = Math.max(Math.max(cpWidth, mbWidth), tpWidth);
// Similar overflow comment as above
if (maxWidth != Integer.MAX_VALUE) {
maxWidth += i.left + i.right;
}
return new Dimension(maxWidth, maxHeight);
}
/**
* Sets the window title pane -- the JComponent used to provide a plaf a way to override the
* native operating system's window title pane with one whose look and feel are controlled by the
* plaf. The plaf creates and sets this value; the default is null, implying a native operating
* system window title pane.
*
* @param content the <code>JComponent</code> to use for the window title pane.
*/
private void setTitlePane(JRootPane root, JComponent titlePane) {
JLayeredPane layeredPane = root.getLayeredPane();
JComponent oldTitlePane = getTitlePane();
if (oldTitlePane != null) {
oldTitlePane.setVisible(false);
layeredPane.remove(oldTitlePane);
}
if (titlePane != null) {
layeredPane.add(titlePane, JLayeredPane.FRAME_CONTENT_LAYER);
titlePane.setVisible(true);
}
this.titlePane = titlePane;
}
/**
* Returns the color for the specified state.
*
* @param context SynthContext identifying requestor
* @param state to get the color for
* @param type of the color
* @return Color to render with
*/
Color getGTKColor(SynthContext context, int state, ColorType type) {
if (context != null) {
JComponent c = context.getComponent();
Region id = context.getRegion();
state = GTKLookAndFeel.synthStateToGTKState(id, state);
if (!id.isSubregion() && (state & SynthConstants.ENABLED) != 0) {
if (type == ColorType.BACKGROUND || type == ColorType.TEXT_BACKGROUND) {
Color bg = c.getBackground();
if (!(bg instanceof UIResource)) {
return bg;
}
} else if (type == ColorType.FOREGROUND || type == ColorType.TEXT_FOREGROUND) {
Color fg = c.getForeground();
if (!(fg instanceof UIResource)) {
return fg;
}
}
}
}
return getStyleSpecificColor(context, state, type);
}
@Override
public Color getColor(SynthContext context, ColorType type) {
JComponent c = context.getComponent();
Region id = context.getRegion();
int state = context.getComponentState();
if (c.getName() == "Table.cellRenderer") {
if (type == ColorType.BACKGROUND) {
return c.getBackground();
}
if (type == ColorType.FOREGROUND) {
return c.getForeground();
}
}
if (id == Region.LABEL && type == ColorType.TEXT_FOREGROUND) {
type = ColorType.FOREGROUND;
}
// For the enabled state, prefer the widget's colors
if (!id.isSubregion() && (state & SynthConstants.ENABLED) != 0) {
if (type == ColorType.BACKGROUND) {
return c.getBackground();
} else if (type == ColorType.FOREGROUND) {
return c.getForeground();
} else if (type == ColorType.TEXT_FOREGROUND) {
// If getForeground returns a non-UIResource it means the
// developer has explicitly set the foreground, use it over
// that of TEXT_FOREGROUND as that is typically the expected
// behavior.
Color color = c.getForeground();
if (color != null && !(color instanceof UIResource)) {
return color;
}
}
}
return getColorForState(context, type);
}
/**
* Returns the Insets. If <code>insets</code> is non-null the resulting insets will be placed in
* it, otherwise a new Insets object will be created and returned.
*
* @param context SynthContext identifying requestor
* @param insets Where to place Insets
* @return Insets.
*/
@Override
public Insets getInsets(SynthContext state, Insets insets) {
Region id = state.getRegion();
JComponent component = state.getComponent();
String name = (id.isSubregion()) ? null : component.getName();
if (insets == null) {
insets = new Insets(0, 0, 0, 0);
} else {
insets.top = insets.bottom = insets.left = insets.right = 0;
}
if (id == Region.ARROW_BUTTON || id == Region.BUTTON || id == Region.TOGGLE_BUTTON) {
if ("Spinner.previousButton" == name || "Spinner.nextButton" == name) {
return getSimpleInsets(state, insets, 1);
} else {
return getButtonInsets(state, insets);
}
} else if (id == Region.CHECK_BOX || id == Region.RADIO_BUTTON) {
return getRadioInsets(state, insets);
} else if (id == Region.MENU_BAR) {
return getMenuBarInsets(state, insets);
} else if (id == Region.MENU
|| id == Region.MENU_ITEM
|| id == Region.CHECK_BOX_MENU_ITEM
|| id == Region.RADIO_BUTTON_MENU_ITEM) {
return getMenuItemInsets(state, insets);
} else if (id == Region.FORMATTED_TEXT_FIELD) {
return getTextFieldInsets(state, insets);
} else if (id == Region.INTERNAL_FRAME) {
insets = Metacity.INSTANCE.getBorderInsets(state, insets);
} else if (id == Region.LABEL) {
if ("TableHeader.renderer" == name) {
return getButtonInsets(state, insets);
} else if (component instanceof ListCellRenderer) {
return getTextFieldInsets(state, insets);
} else if ("Tree.cellRenderer" == name) {
return getSimpleInsets(state, insets, 1);
}
} else if (id == Region.OPTION_PANE) {
return getSimpleInsets(state, insets, 6);
} else if (id == Region.POPUP_MENU) {
return getSimpleInsets(state, insets, 2);
} else if (id == Region.PROGRESS_BAR
|| id == Region.SLIDER
|| id == Region.TABBED_PANE
|| id == Region.TABBED_PANE_CONTENT
|| id == Region.TOOL_BAR
|| id == Region.TOOL_BAR_DRAG_WINDOW
|| id == Region.TOOL_TIP) {
return getThicknessInsets(state, insets);
} else if (id == Region.SCROLL_BAR) {
return getScrollBarInsets(state, insets);
} else if (id == Region.SLIDER_TRACK) {
return getSliderTrackInsets(state, insets);
} else if (id == Region.TABBED_PANE_TAB) {
return getTabbedPaneTabInsets(state, insets);
} else if (id == Region.TEXT_FIELD || id == Region.PASSWORD_FIELD) {
if (name == "Tree.cellEditor") {
return getSimpleInsets(state, insets, 1);
}
return getTextFieldInsets(state, insets);
} else if (id == Region.SEPARATOR
|| id == Region.POPUP_MENU_SEPARATOR
|| id == Region.TOOL_BAR_SEPARATOR) {
return getSeparatorInsets(state, insets);
} else if (id == GTKEngine.CustomRegion.TITLED_BORDER) {
return getThicknessInsets(state, insets);
}
return insets;
}