Uses of Interface
java.awt.image.ImageObserver
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Packages that use ImageObserver Package Description java.applet Provides the classes necessary to create an applet and the classes an applet uses to communicate with its applet context.java.awt Contains all of the classes for creating user interfaces and for painting graphics and images.java.awt.image Provides classes for creating and modifying images.javax.swing Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.javax.swing.colorchooser Contains classes and interfaces used by theJColorChooser
component.javax.swing.plaf.basic Provides user interface objects built according to the Basic look and feel.javax.swing.plaf.metal Provides user interface objects built according to the Java look and feel (once codenamed Metal), which is the default look and feel.javax.swing.table Provides classes and interfaces for dealing withjavax.swing.JTable
.javax.swing.text Provides classes and interfaces that deal with editable and noneditable text components.javax.swing.tree Provides classes and interfaces for dealing withjavax.swing.JTree
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Uses of ImageObserver in java.applet
Classes in java.applet that implement ImageObserver Modifier and Type Class Description class
Applet
Deprecated.The Applet API is deprecated. -
Uses of ImageObserver in java.awt
Classes in java.awt that implement ImageObserver Modifier and Type Class Description class
Button
This class creates a labeled button.class
Canvas
ACanvas
component represents a blank rectangular area of the screen onto which the application can draw or from which the application can trap input events from the user.class
Checkbox
A check box is a graphical component that can be in either an "on" (true
) or "off" (false
) state.class
Choice
TheChoice
class presents a pop-up menu of choices.class
Component
A component is an object having a graphical representation that can be displayed on the screen and that can interact with the user.class
Container
A generic Abstract Window Toolkit(AWT) container object is a component that can contain other AWT components.class
Dialog
A Dialog is a top-level window with a title and a border that is typically used to take some form of input from the user.class
FileDialog
TheFileDialog
class displays a dialog window from which the user can select a file.class
Frame
AFrame
is a top-level window with a title and a border.class
Label
ALabel
object is a component for placing text in a container.class
List
TheList
component presents the user with a scrolling list of text items.class
Panel
Panel
is the simplest container class.class
Scrollbar
TheScrollbar
class embodies a scroll bar, a familiar user-interface object.class
ScrollPane
A container class which implements automatic horizontal and/or vertical scrolling for a single child component.class
TextArea
ATextArea
object is a multi-line region that displays text.class
TextComponent
TheTextComponent
class is the superclass of any component that allows the editing of some text.class
TextField
ATextField
object is a text component that allows for the editing of a single line of text.class
Window
AWindow
object is a top-level window with no borders and no menubar.Methods in java.awt with parameters of type ImageObserver Modifier and Type Method Description int
Component. checkImage(Image image, int width, int height, ImageObserver observer)
Returns the status of the construction of a screen representation of the specified image.int
Component. checkImage(Image image, ImageObserver observer)
Returns the status of the construction of a screen representation of the specified image.abstract int
Toolkit. checkImage(Image image, int width, int height, ImageObserver observer)
Indicates the construction status of a specified image that is being prepared for display.abstract boolean
Graphics. drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, Color bgcolor, ImageObserver observer)
Draws as much of the specified area of the specified image as is currently available, scaling it on the fly to fit inside the specified area of the destination drawable surface.abstract boolean
Graphics. drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, ImageObserver observer)
Draws as much of the specified area of the specified image as is currently available, scaling it on the fly to fit inside the specified area of the destination drawable surface.abstract boolean
Graphics. drawImage(Image img, int x, int y, int width, int height, Color bgcolor, ImageObserver observer)
Draws as much of the specified image as has already been scaled to fit inside the specified rectangle.abstract boolean
Graphics. drawImage(Image img, int x, int y, int width, int height, ImageObserver observer)
Draws as much of the specified image as has already been scaled to fit inside the specified rectangle.abstract boolean
Graphics. drawImage(Image img, int x, int y, Color bgcolor, ImageObserver observer)
Draws as much of the specified image as is currently available.abstract boolean
Graphics. drawImage(Image img, int x, int y, ImageObserver observer)
Draws as much of the specified image as is currently available.abstract boolean
Graphics2D. drawImage(Image img, AffineTransform xform, ImageObserver obs)
Renders an image, applying a transform from image space into user space before drawing.abstract int
Image. getHeight(ImageObserver observer)
Determines the height of the image.abstract Object
Image. getProperty(String name, ImageObserver observer)
Gets a property of this image by name.abstract int
Image. getWidth(ImageObserver observer)
Determines the width of the image.boolean
Component. prepareImage(Image image, int width, int height, ImageObserver observer)
Prepares an image for rendering on this component at the specified width and height.boolean
Component. prepareImage(Image image, ImageObserver observer)
Prepares an image for rendering on this component.abstract boolean
Toolkit. prepareImage(Image image, int width, int height, ImageObserver observer)
Prepares an image for rendering. -
Uses of ImageObserver in java.awt.image
Methods in java.awt.image with parameters of type ImageObserver Modifier and Type Method Description int
AbstractMultiResolutionImage. getHeight(ImageObserver observer)
This method simply delegates to the same method on the base image and it is equivalent to:getBaseImage().getHeight(observer)
.int
BufferedImage. getHeight(ImageObserver observer)
Returns the height of theBufferedImage
.Object
AbstractMultiResolutionImage. getProperty(String name, ImageObserver observer)
This method simply delegates to the same method on the base image and it is equivalent to:getBaseImage().getProperty(name, observer)
.Object
BufferedImage. getProperty(String name, ImageObserver observer)
Returns a property of the image by name.int
AbstractMultiResolutionImage. getWidth(ImageObserver observer)
This method simply delegates to the same method on the base image and it is equivalent to:getBaseImage().getWidth(observer)
.int
BufferedImage. getWidth(ImageObserver observer)
Returns the width of theBufferedImage
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Uses of ImageObserver in javax.swing
Classes in javax.swing that implement ImageObserver Modifier and Type Class Description class
AbstractButton
Defines common behaviors for buttons and menu items.class
Box
A lightweight container that uses a BoxLayout object as its layout manager.static class
Box.Filler
An implementation of a lightweight component that participates in layout but has no view.class
CellRendererPane
This class is inserted in between cell renderers and the components that use them.class
DefaultListCellRenderer
Renders an item in a list.static class
DefaultListCellRenderer.UIResource
A subclass of DefaultListCellRenderer that implements UIResource.class
JApplet
Deprecated.The Applet API is deprecated.class
JButton
An implementation of a "push" button.class
JCheckBox
An implementation of a check box -- an item that can be selected or deselected, and which displays its state to the user.class
JCheckBoxMenuItem
A menu item that can be selected or deselected.class
JColorChooser
JColorChooser
provides a pane of controls designed to allow a user to manipulate and select a color.class
JComboBox<E>
A component that combines a button or editable field and a drop-down list.class
JComponent
The base class for all Swing components except top-level containers.class
JDesktopPane
A container used to create a multiple-document interface or a virtual desktop.class
JDialog
The main class for creating a dialog window.class
JEditorPane
A text component to edit various kinds of content.class
JFileChooser
JFileChooser
provides a simple mechanism for the user to choose a file.class
JFormattedTextField
JFormattedTextField
extendsJTextField
adding support for formatting arbitrary values, as well as retrieving a particular object once the user has edited the text.class
JFrame
An extended version ofjava.awt.Frame
that adds support for the JFC/Swing component architecture.class
JInternalFrame
A lightweight object that provides many of the features of a native frame, including dragging, closing, becoming an icon, resizing, title display, and support for a menu bar.static class
JInternalFrame.JDesktopIcon
This component represents an iconified version of aJInternalFrame
.class
JLabel
A display area for a short text string or an image, or both.class
JLayer<V extends Component>
JLayer
is a universal decorator for Swing components which enables you to implement various advanced painting effects as well as receive notifications of allAWTEvent
s generated within its borders.class
JLayeredPane
JLayeredPane
adds depth to a JFC/Swing container, allowing components to overlap each other when needed.class
JList<E>
A component that displays a list of objects and allows the user to select one or more items.class
JMenu
An implementation of a menu -- a popup window containingJMenuItem
s that is displayed when the user selects an item on theJMenuBar
.class
JMenuBar
An implementation of a menu bar.class
JMenuItem
An implementation of an item in a menu.class
JOptionPane
JOptionPane
makes it easy to pop up a standard dialog box that prompts users for a value or informs them of something.class
JPanel
JPanel
is a generic lightweight container.class
JPasswordField
JPasswordField
is a lightweight component that allows the editing of a single line of text where the view indicates something was typed, but does not show the original characters.class
JPopupMenu
An implementation of a popup menu -- a small window that pops up and displays a series of choices.static class
JPopupMenu.Separator
A popup menu-specific separator.class
JProgressBar
A component that visually displays the progress of some task.class
JRadioButton
An implementation of a radio button -- an item that can be selected or deselected, and which displays its state to the user.class
JRadioButtonMenuItem
An implementation of a radio button menu item.class
JRootPane
A lightweight container used behind the scenes byJFrame
,JDialog
,JWindow
,JApplet
, andJInternalFrame
.class
JScrollBar
An implementation of a scrollbar.class
JScrollPane
Provides a scrollable view of a lightweight component.protected class
JScrollPane.ScrollBar
By defaultJScrollPane
creates scrollbars that are instances of this class.class
JSeparator
JSeparator
provides a general purpose component for implementing divider lines - most commonly used as a divider between menu items that breaks them up into logical groupings.class
JSlider
A component that lets the user graphically select a value by sliding a knob within a bounded interval.class
JSpinner
A single line input field that lets the user select a number or an object value from an ordered sequence.static class
JSpinner.DateEditor
An editor for aJSpinner
whose model is aSpinnerDateModel
.static class
JSpinner.DefaultEditor
A simple base class for more specialized editors that displays a read-only view of the model's current value with aJFormattedTextField
.static class
JSpinner.ListEditor
An editor for aJSpinner
whose model is aSpinnerListModel
.static class
JSpinner.NumberEditor
An editor for aJSpinner
whose model is aSpinnerNumberModel
.class
JSplitPane
JSplitPane
is used to divide two (and only two)Component
s.class
JTabbedPane
A component that lets the user switch between a group of components by clicking on a tab with a given title and/or icon.class
JTable
TheJTable
is used to display and edit regular two-dimensional tables of cells.class
JTextArea
AJTextArea
is a multi-line area that displays plain text.class
JTextField
JTextField
is a lightweight component that allows the editing of a single line of text.class
JTextPane
A text component that can be marked up with attributes that are represented graphically.class
JToggleButton
An implementation of a two-state button.class
JToolBar
JToolBar
provides a component that is useful for displaying commonly usedAction
s or controls.static class
JToolBar.Separator
A toolbar-specific separator.class
JToolTip
Used to display a "Tip" for a Component.class
JTree
class
JViewport
The "viewport" or "porthole" through which you see the underlying information.class
JWindow
AJWindow
is a container that can be displayed anywhere on the user's desktop.Methods in javax.swing that return ImageObserver Modifier and Type Method Description ImageObserver
ImageIcon. getImageObserver()
Returns the image observer for the image.Methods in javax.swing with parameters of type ImageObserver Modifier and Type Method Description boolean
DebugGraphics. drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, Color bgcolor, ImageObserver observer)
OverridesGraphics.drawImage
.boolean
DebugGraphics. drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, ImageObserver observer)
OverridesGraphics.drawImage
.boolean
DebugGraphics. drawImage(Image img, int x, int y, int width, int height, Color bgcolor, ImageObserver observer)
OverridesGraphics.drawImage
.boolean
DebugGraphics. drawImage(Image img, int x, int y, int width, int height, ImageObserver observer)
OverridesGraphics.drawImage
.boolean
DebugGraphics. drawImage(Image img, int x, int y, Color bgcolor, ImageObserver observer)
OverridesGraphics.drawImage
.boolean
DebugGraphics. drawImage(Image img, int x, int y, ImageObserver observer)
OverridesGraphics.drawImage
.void
ImageIcon. setImageObserver(ImageObserver observer)
Sets the image observer for the image. -
Uses of ImageObserver in javax.swing.colorchooser
Classes in javax.swing.colorchooser that implement ImageObserver Modifier and Type Class Description class
AbstractColorChooserPanel
This is the abstract superclass for color choosers. -
Uses of ImageObserver in javax.swing.plaf.basic
Classes in javax.swing.plaf.basic that implement ImageObserver Modifier and Type Class Description class
BasicArrowButton
JButton object that draws a scaled Arrow in one of the cardinal directions.class
BasicComboBoxRenderer
ComboBox rendererstatic class
BasicComboBoxRenderer.UIResource
A subclass of BasicComboBoxRenderer that implements UIResource.class
BasicComboPopup
This is a basic implementation of theComboPopup
interface.class
BasicInternalFrameTitlePane
The class that manages a basic title barclass
BasicInternalFrameTitlePane.SystemMenuBar
This class should be treated as a "protected" inner class.class
BasicSplitPaneDivider
Divider used by BasicSplitPaneUI.protected class
BasicToolBarUI.DragWindow
The window which appears during dragging theJToolBar
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Uses of ImageObserver in javax.swing.plaf.metal
Classes in javax.swing.plaf.metal that implement ImageObserver Modifier and Type Class Description class
MetalComboBoxButton
JButton subclass to help out MetalComboBoxUIclass
MetalComboBoxUI.MetalComboPopup
Deprecated.As of Java 2 platform v1.4.protected class
MetalFileChooserUI.FileRenderer
Deprecated.As of JDK version 9.class
MetalFileChooserUI.FilterComboBoxRenderer
Render different type sizes and styles.class
MetalInternalFrameTitlePane
Class that manages a JLF title barclass
MetalScrollButton
JButton object for Metal scrollbar arrows. -
Uses of ImageObserver in javax.swing.table
Classes in javax.swing.table that implement ImageObserver Modifier and Type Class Description class
DefaultTableCellRenderer
The standard class for rendering (displaying) individual cells in aJTable
.static class
DefaultTableCellRenderer.UIResource
A subclass ofDefaultTableCellRenderer
that implementsUIResource
.class
JTableHeader
This is the object which manages the header of theJTable
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Uses of ImageObserver in javax.swing.text
Classes in javax.swing.text that implement ImageObserver Modifier and Type Class Description class
JTextComponent
JTextComponent
is the base class for swing text components. -
Uses of ImageObserver in javax.swing.tree
Classes in javax.swing.tree that implement ImageObserver Modifier and Type Class Description class
DefaultTreeCellEditor.DefaultTextField
TextField
used when no editor is supplied.class
DefaultTreeCellEditor.EditorContainer
Container responsible for placing theeditingComponent
.class
DefaultTreeCellRenderer
Displays an entry in a tree.
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