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;
}
/**
* 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);
}
/**
* Returns the <code>GTKStyle</code> to use based on the <code>Region</code> id
*
* @param c this parameter isn't used, may be null.
* @param id of the region to get the style.
*/
public synchronized SynthStyle getStyle(JComponent c, Region id) {
WidgetType wt = GTKNativeEngine.getWidgetType(c, id);
Object key = null;
if (id == Region.SCROLL_BAR) {
// The style/insets of a scrollbar can depend on a number of
// factors (see GTKStyle.getScrollBarInsets()) so use a
// complex key here.
if (c != null) {
JScrollBar sb = (JScrollBar) c;
boolean sp = (sb.getParent() instanceof JScrollPane);
boolean horiz = (sb.getOrientation() == JScrollBar.HORIZONTAL);
boolean ltr = sb.getComponentOrientation().isLeftToRight();
boolean focusable = sb.isFocusable();
key = new ComplexKey(wt, sp, horiz, ltr, focusable);
}
} else if (id == Region.CHECK_BOX || id == Region.RADIO_BUTTON) {
// The style/insets of a checkbox or radiobutton can depend
// on the component orientation, so use a complex key here.
if (c != null) {
boolean ltr = c.getComponentOrientation().isLeftToRight();
key = new ComplexKey(wt, ltr);
}
} else if (id == Region.BUTTON) {
// The style/insets of a button can depend on whether it is
// default capable or in a toolbar, so use a complex key here.
if (c != null) {
JButton btn = (JButton) c;
boolean toolButton = (btn.getParent() instanceof JToolBar);
boolean defaultCapable = btn.isDefaultCapable();
key = new ComplexKey(wt, toolButton, defaultCapable);
}
}
if (key == null) {
// Otherwise, just use the WidgetType as the key.
key = wt;
}
GTKStyle result = stylesCache.get(key);
if (result == null) {
result = isNativeGtk ? new GTKNativeStyle(defaultFont, wt) : new GTKDefaultStyle(defaultFont);
stylesCache.put(key, result);
}
return result;
}
@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;
}
