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;
}
private Insets getButtonInsets(SynthContext context, Insets insets) {
// The following calculations are derived from gtkbutton.c
// (GTK+ version 2.8.20), gtk_button_size_allocate() method.
int CHILD_SPACING = 1;
int focusSize = getClassSpecificIntValue(context, "focus-line-width", 1);
int focusPad = getClassSpecificIntValue(context, "focus-padding", 1);
int xThickness = getXThickness();
int yThickness = getYThickness();
int w = focusSize + focusPad + xThickness + CHILD_SPACING;
int h = focusSize + focusPad + yThickness + CHILD_SPACING;
insets.left = insets.right = w;
insets.top = insets.bottom = h;
Component component = context.getComponent();
if ((component instanceof JButton)
&& !(component.getParent() instanceof JToolBar)
&& ((JButton) component).isDefaultCapable()) {
// Include the default border insets, but only for JButtons
// that are default capable. Note that
// JButton.getDefaultCapable() returns true by default, but
// GtkToolButtons are never default capable, so we skip this
// step if the button is contained in a toolbar.
Insets defaultInsets =
getClassSpecificInsetsValue(context, "default-border", BUTTON_DEFAULT_BORDER_INSETS);
insets.left += defaultInsets.left;
insets.right += defaultInsets.right;
insets.top += defaultInsets.top;
insets.bottom += defaultInsets.bottom;
}
return insets;
}
private Insets getSeparatorInsets(SynthContext context, Insets insets) {
int horizPadding = 0;
if (context.getRegion() == Region.POPUP_MENU_SEPARATOR) {
horizPadding = getClassSpecificIntValue(context, "horizontal-padding", 3);
}
insets.right = insets.left = getXThickness() + horizPadding;
insets.top = insets.bottom = getYThickness();
return insets;
}
private Insets getTabbedPaneTabInsets(SynthContext context, Insets insets) {
int xThickness = getXThickness();
int yThickness = getYThickness();
int focusSize = getClassSpecificIntValue(context, "focus-line-width", 1);
int pad = 2;
insets.left = insets.right = focusSize + pad + xThickness;
insets.top = insets.bottom = focusSize + pad + yThickness;
return insets;
}
private Insets getMenuItemInsets(SynthContext context, Insets insets) {
// The following calculations are derived from gtkmenuitem.c
// (GTK+ version 2.8.20), gtk_menu_item_size_allocate() method.
int horizPadding = getClassSpecificIntValue(context, "horizontal-padding", 3);
int xThickness = getXThickness();
int yThickness = getYThickness();
insets.left = insets.right = xThickness + horizPadding;
insets.top = insets.bottom = yThickness;
return insets;
}
private Insets getMenuBarInsets(SynthContext context, Insets insets) {
// The following calculations are derived from gtkmenubar.c
// (GTK+ version 2.8.20), gtk_menu_bar_size_allocate() method.
int internalPadding = getClassSpecificIntValue(context, "internal-padding", 1);
int xThickness = getXThickness();
int yThickness = getYThickness();
insets.left = insets.right = xThickness + internalPadding;
insets.top = insets.bottom = yThickness + internalPadding;
return insets;
}
/*
* This is used for both RADIO_BUTTON and CHECK_BOX.
*/
private Insets getRadioInsets(SynthContext context, Insets insets) {
// The following calculations are derived from gtkcheckbutton.c
// (GTK+ version 2.8.20), gtk_check_button_size_allocate() method.
int focusSize = getClassSpecificIntValue(context, "focus-line-width", 1);
int focusPad = getClassSpecificIntValue(context, "focus-padding", 1);
int totalFocus = focusSize + focusPad;
// Note: GTKIconFactory.DelegateIcon will have already included the
// "indicator-spacing" value in the size of the indicator icon,
// which explains why we use zero as the left inset (or right inset
// in the RTL case); see 6489585 for more details.
insets.top = totalFocus;
insets.bottom = totalFocus;
if (context.getComponent().getComponentOrientation().isLeftToRight()) {
insets.left = 0;
insets.right = totalFocus;
} else {
insets.left = totalFocus;
insets.right = 0;
}
return insets;
}
// NOTE: this is called for ComboBox, and FormattedTextField also
private Insets getTextFieldInsets(SynthContext context, Insets insets) {
insets =
getClassSpecificInsetsValue(context, "inner-border", getSimpleInsets(context, insets, 2));
int xThickness = getXThickness();
int yThickness = getYThickness();
boolean interiorFocus = getClassSpecificBoolValue(context, "interior-focus", true);
int focusSize = 0;
if (!interiorFocus) {
focusSize = getClassSpecificIntValue(context, "focus-line-width", 1);
}
insets.left += focusSize + xThickness;
insets.right += focusSize + xThickness;
insets.top += focusSize + yThickness;
insets.bottom += focusSize + yThickness;
return insets;
}
private Insets getSimpleInsets(SynthContext context, Insets insets, int n) {
insets.top = insets.bottom = insets.right = insets.left = n;
return insets;
}
private Insets getSliderTrackInsets(SynthContext context, Insets insets) {
int focusSize = getClassSpecificIntValue(context, "focus-line-width", 1);
int focusPad = getClassSpecificIntValue(context, "focus-padding", 1);
insets.top = insets.bottom = insets.left = insets.right = focusSize + focusPad;
return insets;
}
private Insets getThicknessInsets(SynthContext context, Insets insets) {
insets.left = insets.right = getXThickness();
insets.top = insets.bottom = getYThickness();
return insets;
}
/**
* 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;
}