com.jniwrapper.win32.gdi

Class Icon

java.lang.Object

com.jniwrapper.Parameter

com.jniwrapper.Pointer.Void

com.jniwrapper.win32.Handle

com.jniwrapper.win32.gdi.GdiObject

com.jniwrapper.win32.gdi.Icon

All Implemented Interfaces:

com.jniwrapper.IntegerParameter, com.jniwrapper.PointerParameter

Direct Known Subclasses:

ShellIcon

public class Icon
extends GdiObject

This class represents generic methods to work with icons.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Icon.IconType IconType represents the enumeration of default icon types.
static class	Icon.SystemIcon

Nested classes/interfaces inherited from class com.jniwrapper.win32.gdi.GdiObject

GdiObject.ImageLoadParameters, GdiObject.ImageType, GdiObject.Type

Field Summary

Fields inherited from class com.jniwrapper.win32.gdi.GdiObject

GDI_ERROR, HGDI_ERROR

Fields inherited from class com.jniwrapper.win32.Handle

INFINITE_TIMEOUT, INVALID_HANDLE_VALUE, STATUS_ABANDONED_WAIT_0, STATUS_TIMEOUT, STATUS_WAIT_0

Fields inherited from class com.jniwrapper.Parameter

LICENSE_TYPE, V

Constructor Summary

Constructors

Constructor and Description
Icon() Creates a NULL icon.
Icon(java.awt.Component c, javax.swing.Icon icon) Creates an icon from the standard Swing Icon.
Icon(java.awt.Dimension size) Creates a NULL icon with a specified size.
Icon(java.io.File file) Creates an icon from the specified file.
Icon(java.io.File file, java.awt.Dimension size) Creates an icon from the specified file.
Icon(Handle hInstance, java.io.File file) Creates an icon from the specified file.
Icon(Handle hInstance, java.lang.String iconName) Creates an icon from the executable (.exe) file associated with an application instance.
Icon(java.io.InputStream stream) Creates an icon from the specified stream.
Icon(java.io.InputStream stream, java.awt.Dimension size) Creates an icon from the specified stream.
Icon(long value)
Icon(java.lang.String iconName) Creates an icon from the executable (.exe) file associated with an application instance.

Method Summary

Modifier and Type	Method and Description
int	getBitCount()
IconInfo	getIconInfo() Returns the icon information.
java.awt.Dimension	getSize() Returns the size of the icon.
void	load(java.io.File file) Loads the icon from the specified file.
void	load(java.io.File file, java.awt.Dimension size) Loads the icon from the specified file.
void	load(Handle hInstance, java.io.File file, java.awt.Dimension size) Loads the icon from the specified file.
void	load(java.io.InputStream stream, java.awt.Dimension size) Loads the icon from the specified stream.
void	load(java.io.InputStream stream, int iconIndex) Loads the icon from the specified stream.
static java.util.List	loadFromStream(java.io.InputStream stream) Loads the collection of all icons from the specified input stream.
java.awt.image.BufferedImage	toImage() Converts this icon to Java BufferedImage.
protected void	update()

Methods inherited from class com.jniwrapper.win32.gdi.GdiObject

deleteObject, getObject, getObjectType

Methods inherited from class com.jniwrapper.win32.Handle

clone, closeHandle, equals, waitFor, waitFor

Methods inherited from class com.jniwrapper.Pointer.Void

asFunction, asFunction, asTypedPointer, castTo, castTo, getDebugInfo, getLength, getValue, hashCode, isNull, read, setValue, toString, write

Methods inherited from class com.jniwrapper.Parameter

acceptIOPerformer, asReturnValue, dataBufferAssigned, getAlignedLength, getAlignmentRequirement, getDataBuffer, getDataBufferOffset, indent, pop, push, read, read, setDataBuffer, toByteArray, write

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Icon

public Icon()

Creates a NULL icon.

Icon

public Icon(long value)

Icon

public Icon(java.awt.Dimension size)

Creates a NULL icon with a specified size.

Icon

public Icon(java.lang.String iconName)

Creates an icon from the executable (.exe) file associated with an application instance.

Parameters:

iconName - Name of the icon resource to be loaded.

Icon

public Icon(Handle hInstance,
            java.lang.String iconName)

Creates an icon from the executable (.exe) file associated with an application instance.

Parameters:

hInstance - Handle to an instance of the module whose executable file contains the icon to be loaded. This parameter must be NULL when a standard icon is being loaded.

iconName - Name of the icon resource to be loaded.

Icon

public Icon(java.io.File file)

Creates an icon from the specified file.

Parameters:

file - Specifies the file to load the image from.

Icon

public Icon(java.io.File file,
            java.awt.Dimension size)

Creates an icon from the specified file.

Parameters:

file - Specifies the file to load the image from.

size - Specifies the icon size.

Icon

public Icon(Handle hInstance,
            java.io.File file)

Creates an icon from the specified file.

Parameters:

hInstance - Handle to an instance of the module that contains the image to be loaded. To load an OEM image, set this parameter to zero.

file - Specifies the file to load the image from.

Icon

public Icon(java.io.InputStream stream)
     throws java.io.IOException

Creates an icon from the specified stream. This method uses the current size of this icon.

Parameters:

stream - Specifies the stream to load the icon from.

Throws:

java.io.IOException

Icon

public Icon(java.io.InputStream stream,
            java.awt.Dimension size)
     throws java.io.IOException

Creates an icon from the specified stream.

Parameters:

stream - Specifies the stream to load the icon from.

size - Specifies the size of the icon to find in the stream.

Throws:

java.io.IOException

Icon

public Icon(java.awt.Component c,
            javax.swing.Icon icon)

Creates an icon from the standard Swing Icon.

Parameters:

c - Specifies the component for a paintIcon method implementation. If the implementation allows null component argument, this parameter may be null.

icon - Specifies the standard Swing Icon.

Method Detail

update

protected void update()

load

public void load(java.io.File file)

Loads the icon from the specified file. This method uses the current size of this icon.

Parameters:

file - Specifies the file to load the image from.

load

public void load(java.io.File file,
                 java.awt.Dimension size)

Loads the icon from the specified file.

Parameters:

file - Specifies the file to load the image from.

size - Specifies the size of the icon to load.

load

public void load(Handle hInstance,
                 java.io.File file,
                 java.awt.Dimension size)

Loads the icon from the specified file.

Parameters:

hInstance - Handle to an instance of the module that contains the image to be loaded. To load an OEM image, set this parameter to zero.

file - Specifies the file to load the image from.

size - Specifies the size of the icon to load.

load

public void load(java.io.InputStream stream,
                 java.awt.Dimension size)
          throws java.io.IOException

Loads the icon from the specified stream.

Parameters:

stream - Specifies the stream to load the icon from.

size - Specifies the size of the icon to find in the stream.

Throws:

java.io.IOException

load

public void load(java.io.InputStream stream,
                 int iconIndex)
          throws java.io.IOException

Loads the icon from the specified stream.

Parameters:

stream - Specifies the stream to load the icon from.

iconIndex - Specifies the index of the icon in the stream.

Throws:

java.io.IOException

getIconInfo

public IconInfo getIconInfo()

Returns the icon information.

Returns:

the icon information.

getSize

public java.awt.Dimension getSize()

Returns the size of the icon.

Returns:

the size of the icon.

getBitCount

public int getBitCount()

toImage

public java.awt.image.BufferedImage toImage()

Converts this icon to Java BufferedImage.

Returns:

image instance created from this icon.

loadFromStream

public static java.util.List loadFromStream(java.io.InputStream stream)
                                     throws java.io.IOException

Loads the collection of all icons from the specified input stream.

Parameters:

stream - streams that contains icons

Returns:

list of Icon objects

Throws:

java.io.IOException