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; }
/** * Returns the value to initialize the opacity property of the Component to. A Style should NOT * assume the opacity will remain this value, the developer may reset it or override it. * * @param context SynthContext identifying requestor * @return opaque Whether or not the JComponent is opaque. */ @Override public boolean isOpaque(SynthContext context) { Region region = context.getRegion(); if (region == Region.COMBO_BOX || region == Region.DESKTOP_PANE || region == Region.DESKTOP_ICON || region == Region.EDITOR_PANE || region == Region.FORMATTED_TEXT_FIELD || region == Region.INTERNAL_FRAME || region == Region.LIST || region == Region.MENU_BAR || region == Region.PANEL || region == Region.PASSWORD_FIELD || region == Region.POPUP_MENU || region == Region.PROGRESS_BAR || region == Region.ROOT_PANE || region == Region.SCROLL_PANE || region == Region.SPINNER || region == Region.SPLIT_PANE_DIVIDER || region == Region.TABLE || region == Region.TEXT_AREA || region == Region.TEXT_FIELD || region == Region.TEXT_PANE || region == Region.TOOL_BAR_DRAG_WINDOW || region == Region.TOOL_TIP || region == Region.TREE || region == Region.VIEWPORT) { return true; } Component c = context.getComponent(); String name = c.getName(); if (name == "ComboBox.renderer" || name == "ComboBox.listRenderer") { return true; } return false; }