Class SubstanceCoreUtilities


  • public class SubstanceCoreUtilities
    extends Object
    Various utility functions. This class is for internal use only.
    • Field Detail

      • IS_COVERED_BY_LIGHTWEIGHT_POPUPS

        public static final String IS_COVERED_BY_LIGHTWEIGHT_POPUPS
        Client property name for marking components covered by lightweight popups. This is tracking the fix for issue 297. The client property value should be an instance of Boolean.
        See Also:
        Constant Field Values
      • reallyThrow

        public static final boolean reallyThrow
      • reallyPrint

        public static final boolean reallyPrint
    • Method Detail

      • clipString

        public static String clipString​(FontMetrics metrics,
                                        int availableWidth,
                                        String fullText)
        Clips string based on specified font metrics and available width (in pixels). Returns the clipped string, which contains the beginning and the end of the input string separated by ellipses (...) in case the string is too long to fit into the specified width, and the origianl string otherwise.
        Parameters:
        metrics - Font metrics.
        availableWidth - Available width in pixels.
        fullText - String to clip.
        Returns:
        The clipped string, which contains the beginning and the end of the input string separated by ellipses (...) in case the string is too long to fit into the specified width, and the origianl string otherwise.
      • hasIcon

        public static boolean hasIcon​(AbstractButton button)
        Checks whether the specified button has associated icon.
        Parameters:
        button - Button.
        Returns:
        If the button has associated icon, true is returned, otherwise false.
      • hasText

        public static boolean hasText​(AbstractButton button)
        Checks whether the specified button has associated text.
        Parameters:
        button - Button.
        Returns:
        If the button has associated text, true is returned, otherwise false.
      • isComboBoxButton

        public static boolean isComboBoxButton​(AbstractButton button)
        Checks and answers if the specified button is in a combo box.
        Parameters:
        button - the button to check
        Returns:
        true if in combo box, false otherwise
      • isScrollBarButton

        public static boolean isScrollBarButton​(AbstractButton button)
        Checks and answers if the specified button is in a scroll bar.
        Parameters:
        button - the button to check
        Returns:
        true if in scroll bar, false otherwise
      • isSpinnerButton

        public static boolean isSpinnerButton​(AbstractButton button)
        Checks and answers if the specified button is in a spinner.
        Parameters:
        button - the button to check
        Returns:
        true if in spinner, false otherwise
      • isToolBarButton

        public static boolean isToolBarButton​(JComponent component)
        Checks and answers if the specified button is in a toolbar.
        Parameters:
        component - the button to check
        Returns:
        true if in toolbar, false otherwise
      • isScrollButton

        public static boolean isScrollButton​(JComponent comp)
        Checks answers if the specified component is a button in a scroll control, such as scroll bar or tabbed pane (as tab scroller).
        Parameters:
        comp - The component to check
        Returns:
        true if the specified component is a button in a scroll control, false otherwise
      • isButtonNeverPainted

        public static boolean isButtonNeverPainted​(JComponent button)
        Checks whether the specified button never paints its background.
        Parameters:
        button - Button.
        Returns:
        true if the specified button never paints its background, false otherwise.
        See Also:
        SubstanceLookAndFeel.BUTTON_PAINT_NEVER_PROPERTY
      • toDrawWatermark

        public static boolean toDrawWatermark​(Component component)
        Returns indication whether the watermark should be drawn on the specified component.
        Parameters:
        component - Component.
        Returns:
        true if the watermark should be drawn on the specified component, false otherwise.
        See Also:
        SubstanceLookAndFeel.WATERMARK_VISIBLE
      • isTabModified

        public static boolean isTabModified​(Component tabComponent)
        Retrieves the modified state for the specified component in a tabbed pane.
        Parameters:
        tabComponent - The associated tab component.
        Returns:
        true if the specified component in a tabbed pane is marked as modified, false otherwise.
        See Also:
        SubstanceLookAndFeel.WINDOW_MODIFIED
      • isRootPaneModified

        public static boolean isRootPaneModified​(JRootPane rootPane)
        Retrieves the modified state for the specified root pane.
        Parameters:
        rootPane - The root pane.
        Returns:
        true if the specified root pane is marked as modified, false otherwise.
        See Also:
        SubstanceLookAndFeel.WINDOW_MODIFIED
      • isInternalFrameModified

        public static boolean isInternalFrameModified​(JInternalFrame internalFrame)
        Retrieves the modified state for the specified internal frame.
        Parameters:
        internalFrame - The internal frame.
        Returns:
        true if the specified internal frame is marked as modified, false otherwise.
        See Also:
        SubstanceLookAndFeel.WINDOW_MODIFIED
      • isRootPaneAutoDeactivate

        public static boolean isRootPaneAutoDeactivate​(JRootPane rp)
      • isPaintRootPaneActivated

        public static boolean isPaintRootPaneActivated​(JRootPane rp)
      • isSecondaryWindow

        public static boolean isSecondaryWindow​(JRootPane rp)
      • isRoundedCorners

        public static boolean isRoundedCorners​(Component c)
      • hasCloseButton

        public static boolean hasCloseButton​(JTabbedPane tabbedPane,
                                             int tabIndex)
        Checks whether the specified tab has a close button.
        Parameters:
        tabbedPane - Tabbed pane.
        tabIndex - Tab index.
        Returns:
        true if the specified tab has a close button, false otherwise.
        See Also:
        SubstanceLookAndFeel.TABBED_PANE_CLOSE_BUTTONS_PROPERTY
      • getCloseButtonSize

        public static int getCloseButtonSize​(JTabbedPane tabbedPane,
                                             int tabIndex)
        Returns the size of the close button for a tab in the specified tabbed pane.
        Parameters:
        tabbedPane - Tabbed pane.
        tabIndex - Tab index.
        Returns:
        The size of the close button for a tab in the specified tabbed pane.
      • toAnimateCloseIconOfModifiedTab

        public static boolean toAnimateCloseIconOfModifiedTab​(JTabbedPane tabbedPane,
                                                              int tabIndex)
        Checks whether the specified tab should show modified animation only on its close button.
        Parameters:
        tabbedPane - Tabbed pane.
        tabIndex - Tab index.
        Returns:
        true if the specified tab should show modified animation only on its close button, false otherwise.
        See Also:
        SubstanceLookAndFeel.TABBED_PANE_CLOSE_BUTTONS_MODIFIED_ANIMATION
      • getBlankImage

        public static BufferedImage getBlankImage​(int width,
                                                  int height)
        Retrieves transparent image of specified dimension.
        Parameters:
        width - Image width.
        height - Image height.
        Returns:
        Transparent image of specified dimension.
      • getBlankVolatileImage

        public static VolatileImage getBlankVolatileImage​(int width,
                                                          int height)
        Retrieves transparent image of specified dimension.
        Parameters:
        width - Image width.
        height - Image height.
        Returns:
        Transparent image of specified dimension.
      • hasNoMinSizeProperty

        public static boolean hasNoMinSizeProperty​(AbstractButton button)
        Checks whether the specified button should have minimal size.
        Parameters:
        button - Button.
        Returns:
        false if the specified button should have minimal size, true otherwise.
        See Also:
        SubstanceLookAndFeel.BUTTON_NO_MIN_SIZE_PROPERTY
      • hasFlatAppearance

        public static boolean hasFlatAppearance​(AbstractButton button)
        Computes whether the specified button has flat appearance.
        Parameters:
        button - Button.
        Returns:
        true if the button has flat appearance, false otherwise.
      • getPopupFlyoutOrientation

        public static int getPopupFlyoutOrientation​(JComboBox combobox)
        Returns the popup flyout orientation for the specified combobox.
        Parameters:
        combobox - Combobox.
        Returns:
        The popup flyout orientation for the specified combobox.
        See Also:
        SubstanceLookAndFeel.COMBO_BOX_POPUP_FLYOUT_ORIENTATION
      • makeNonOpaque

        public static void makeNonOpaque​(Component comp,
                                         Map<Component,​Boolean> opacitySnapshot)
        Makes the specified component and all its descendants non-opaque.
        Parameters:
        comp - Component.
        opacitySnapshot - The "snapshot" map that will contain the original opacity status of the specified component and all its descendants.
      • restoreOpaque

        public static void restoreOpaque​(Component comp,
                                         Map<Component,​Boolean> opacitySnapshot)
        Restores the opacity of the specified component and all its descendants.
        Parameters:
        comp - Component.
        opacitySnapshot - The "snapshot" map that contains the original opacity status of the specified component and all its descendants.
      • createCompatibleImage

        public static BufferedImage createCompatibleImage​(BufferedImage image)
        Creates a compatible image (for efficient processing and drawing).
        Parameters:
        image - The original image.
        Returns:
        Compatible version of the original image.
      • useThemedDefaultIcon

        public static boolean useThemedDefaultIcon​(JComponent comp)
        Checks whether the specified component will show scheme-colorized icon in the default state.
        Parameters:
        comp - Component.
        Returns:
        true if the specified component will show scheme-colorized icon in the default state, false otherwise.
        See Also:
        SubstanceLookAndFeel.USE_THEMED_DEFAULT_ICONS
      • getTabCloseCallback

        public static TabCloseCallback getTabCloseCallback​(MouseEvent me,
                                                           JTabbedPane tabbedPane,
                                                           int tabIndex)
        Returns the callback to be called upon tab closing (using the tab close button).
        Parameters:
        me - Mouse event.
        tabbedPane - Tabbed pane.
        tabIndex - Tab index.
        Returns:
        Callback to be called upon tab closing (using the tab close button).
        See Also:
        SubstanceLookAndFeel.TABBED_PANE_CLOSE_CALLBACK
      • blendImagesVertical

        public static BufferedImage blendImagesVertical​(BufferedImage imageTop,
                                                        BufferedImage imageBottom,
                                                        double start,
                                                        double end)
        Blends two images along Y-axis.
        Parameters:
        imageTop - The left image.
        imageBottom - The right image.
        start - Relative start of the blend area (in 0.0-1.0 range).
        end - Relative end of the blend area (in 0.0-1.0 range).
        Returns:
        Blended image.
      • blendImagesHorizontal

        public static BufferedImage blendImagesHorizontal​(BufferedImage imageLeft,
                                                          BufferedImage imageRight,
                                                          double start,
                                                          double end)
        Blends two images along X-axis.
        Parameters:
        imageLeft - The left image.
        imageRight - The right image.
        start - Relative start of the blend area (in 0.0-1.0 range).
        end - Relative end of the blend area (in 0.0-1.0 range).
        Returns:
        Blended image.
      • getOptionPaneColorScheme

        public static SubstanceColorScheme getOptionPaneColorScheme​(int messageType,
                                                                    SubstanceColorScheme mainScheme)
        Returns the color scheme for the icon of option panes with the specified message type.
        Parameters:
        messageType - Option pane message type.
        mainScheme - Main color scheme.
        Returns:
        Color scheme for the icon of option panes with the specified message type.
      • getComboPopupPrototypeDisplayValue

        public static Object getComboPopupPrototypeDisplayValue​(JComboBox combo)
        Returns the popup prototype display value for the specified combo box. This value is used to compute the width of the combo popup.
        Parameters:
        combo - Combo box.
        Returns:
        The popup prototype display value for the specified combo box.
        See Also:
        SubstanceLookAndFeel.COMBO_POPUP_PROTOTYPE
      • getSides

        public static Set<SubstanceConstants.Side> getSides​(JComponent component,
                                                            String propertyName)
        Returns the set of sides registered on the specified button.
        Parameters:
        component - Button.
        propertyName - Client property name for retrieving the registered sides.
        Returns:
        Set of sides registered on the specified button.
      • getToolbarButtonCornerRadius

        public static float getToolbarButtonCornerRadius​(JComponent button,
                                                         Insets insets)
        Returns the corner radius of the specified toolbar button.
        Parameters:
        button - Toolbar button.
        insets - Button insets.
        Returns:
        Corner radius of the specified toolbar button.
        See Also:
        SubstanceLookAndFeel.CORNER_RADIUS
      • getEchoPerChar

        public static int getEchoPerChar​(JPasswordField jpf)
        Returns the number of echo characters per each password chanaracter.
        Parameters:
        jpf - Password field.
        Returns:
        The number of echo characters per each password chanaracter.
        See Also:
        SubstanceLookAndFeel.PASSWORD_ECHO_PER_CHAR
      • toShowExtraWidgets

        public static boolean toShowExtraWidgets​(Component component)
        Checks whether the specified component has extra Substance-specific UI elements.
        Parameters:
        component - Component.
        Returns:
        true if the specified component has extra Substance-specific UI elements, false otherwise.
        See Also:
        SubstanceLookAndFeel.SHOW_EXTRA_WIDGETS
      • getThemedIcon

        public static Icon getThemedIcon​(JTabbedPane tab,
                                         int tabIndex,
                                         Icon orig)
      • paintFocus

        public static void paintFocus​(Graphics g,
                                      Component mainComp,
                                      Component focusedComp,
                                      TransitionAwareUI transitionAwareUI,
                                      Shape focusShape,
                                      Rectangle textRect,
                                      float maxAlphaCoef,
                                      int extraPadding)
        Paints the focus ring on the specified component.
        Parameters:
        g - Graphics context.
        mainComp - The main component for the focus painting.
        focusedComp - The actual component that has the focus. For example, the main component can be a JSpinner, while the focused component is a text field inside the the spinner editor.
        focusShape - Focus shape. May be null - in this case, the bounds of mainComp will be used.
        textRect - Text rectangle (if relevant).
        maxAlphaCoef - Maximum alhpa coefficient for painting the focus. Values lower than 1.0 will result in a translucent focus ring (can be used to paint a focus ring that doesn't draw too much attention away from the content, for example on text components).
        extraPadding - Extra padding between the component bounds and the focus ring painting.
      • isTitleCloseButton

        public static boolean isTitleCloseButton​(JComponent ab)
        Returns indication whether the specified button is a close button on some title pane.
        Parameters:
        ab - Button.
        Returns:
        true if the specified button is a close button on some title pane, false otherwise.
      • uninstallMenu

        public static void uninstallMenu​(JMenuItem menuItem)
        Uninstalls the specified menu item.
        Parameters:
        menuItem - Menu item.
      • getIcon

        public static Icon getIcon​(String iconResource)
        Returns an icon pointed to by the specified string.
        Parameters:
        iconResource - Resource location string.
        Returns:
        Icon.
      • getClassLoaderForResources

        public static ClassLoader getClassLoaderForResources()
        Returns the class loader for loading the resource files. It is a fix by Dag Joar and Christian Schlichtherle for application running with -Xbootclasspath VM flag. In this case, the using MyClass.class.getClassLoader() would return null, but the context class loader will function properly that classes will be properly loaded regardless of whether the lib is added to the system class path, the extension class path and regardless of the class loader architecture set up by some frameworks.
        Returns:
        The class loader for loading the resource files.
      • isCoveredByLightweightPopups

        public static boolean isCoveredByLightweightPopups​(Component comp)
      • getPopupParentIndexOf

        public static int getPopupParentIndexOf​(Component comp,
                                                Component[] popups)
        Gets a component and a list of popups and returns the index of the popup that is a parent of the specified component. Is used to track issue 297 and prevent visual artifacts.
        Parameters:
        comp - Component.
        popups - List of popups.
        Returns:
        Index of the popup which is component's parent if any, or the popup list length otherwise.
      • getResourceBundle

        public static ResourceBundle getResourceBundle​(JComponent jcomp)
        Returns the resource bundle for the specified component.
        Parameters:
        jcomp - Component.
        Returns:
        Resource bundle for the specified component.
      • getHierarchy

        public static String getHierarchy​(Component comp)
        Returns the component hierarchy.
        Parameters:
        comp - Component.
        Returns:
        Component hierarchy string.
      • getHierarchy

        public static void getHierarchy​(Component comp,
                                        StringBuffer buffer,
                                        int level)
        Computes the component hierarchy.
        Parameters:
        comp - Component.
        buffer - Hierarchy representation buffer.
        level - Hierarchy level.
      • getTitlePane

        public static JComponent getTitlePane​(JRootPane rootPane)
        Returns the title pane of the specified root pane.
        Parameters:
        rootPane - Root pane.
        Returns:
        The title pane of the specified root pane.
      • getArrowIcon

        public static Icon getArrowIcon​(AbstractButton button,
                                        int orientation)
        Returns the arrow icon.
        Parameters:
        button - Button.
        orientation - Arrow orientation.
        Returns:
        Arrow icon.
      • getColorizationFactor

        public static double getColorizationFactor​(Component c)
        Returns the colorization factor for the specified component.
        Parameters:
        c - Component.
        Returns:
        The colorization factor for the specified component.
        See Also:
        SubstanceLookAndFeel.COLORIZATION_FACTOR
      • getHashKey

        public static HashMapKey getHashKey​(Object... objects)
        Returns a hash key for the specified parameters.
        Parameters:
        objects - Key components.
        Returns:
        Hash key.
      • stopThreads

        public static void stopThreads()
        Stops all Substance threads. Improper use may result in UI artifacts and runtime exceptions.
      • getVmParameter

        public static String getVmParameter​(String parameterName)
        Retrieves a single parameter from the VM flags.
        Parameters:
        parameterName - Parameter name.
        Returns:
        Parameter value.
      • reallyPrintThreadingExceptions

        public static boolean reallyPrintThreadingExceptions()
      • reallyThrowThreadingExceptions

        public static boolean reallyThrowThreadingExceptions()
      • testComponentCreationThreadingViolation

        public static void testComponentCreationThreadingViolation​(Component comp)
        Tests UI threading violations on creating the specified component.
        Parameters:
        comp - Component.
        Throws:
        UiThreadingViolationException - If the component is created off Event Dispatch Thread.
      • testComponentStateChangeThreadingViolation

        public static void testComponentStateChangeThreadingViolation​(Component comp)
        Tests UI threading violations on changing the state the specified component.
        Parameters:
        comp - Component.
        Throws:
        UiThreadingViolationException - If the component is changing state off Event Dispatch Thread.
      • testWindowCloseThreadingViolation

        public static void testWindowCloseThreadingViolation​(Window w)
        Tests UI threading violations on closing the specified window.
        Parameters:
        w - Window.
        Throws:
        UiThreadingViolationException - If the window is closed off Event Dispatch Thread.
      • traceSubstanceApiUsage

        public static void traceSubstanceApiUsage​(Component comp,
                                                  String message)
      • getScaledIconImage

        public static BufferedImage getScaledIconImage​(List<Image> imageList,
                                                       int width,
                                                       int height)
        Scans imageList for best-looking image of specified dimensions. Image can be scaled and/or padded with transparency.
      • canReplaceChildBackgroundColor

        public static boolean canReplaceChildBackgroundColor​(Color background)
      • getTextComponentRepaintCallback

        public static org.pushingpixels.trident.swing.SwingRepaintCallback getTextComponentRepaintCallback​(JTextComponent textComponent)
      • isOpaque

        public static boolean isOpaque​(Component c)