Class CropDialog
- java.lang.Object
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- java.awt.Component
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- java.awt.Container
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- java.awt.Window
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- java.awt.Dialog
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- net.sourceforge.jiu.gui.awt.dialogs.CropDialog
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- All Implemented Interfaces:
ActionListener
,KeyListener
,ImageObserver
,MenuContainer
,Serializable
,EventListener
,Accessible
public class CropDialog extends Dialog implements ActionListener, KeyListener
A dialog to enter the parameters for an image crop operation.- Author:
- Marco Schmidt
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from class java.awt.Dialog
Dialog.AccessibleAWTDialog, Dialog.ModalExclusionType, Dialog.ModalityType
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Nested classes/interfaces inherited from class java.awt.Window
Window.AccessibleAWTWindow, Window.Type
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Nested classes/interfaces inherited from class java.awt.Container
Container.AccessibleAWTContainer
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Nested classes/interfaces inherited from class java.awt.Component
Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy
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Field Summary
Fields Modifier and Type Field Description private Button
cancel
private int
height
private Label
newHeight
private Label
newWidth
private Button
ok
private boolean
pressedOk
private int
width
private TextField
x1
private TextField
x2
private TextField
y1
private TextField
y2
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Fields inherited from class java.awt.Dialog
DEFAULT_MODALITY_TYPE
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Fields inherited from class java.awt.Component
accessibleContext, BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT
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Fields inherited from interface java.awt.image.ImageObserver
ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH
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Constructor Summary
Constructors Constructor Description CropDialog(Frame owner, Strings strings, int width, int height)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
actionPerformed(ActionEvent e)
Hides (closes) this dialog if the OK button was source of the action event (e.g.int
getHeight()
private int
getValue(TextComponent textField)
Attempts to convert the content of the argument text component to anint
; if successful, returns that int, otherwise -1 is returned.int
getWidth()
Returns the width of the to-be-cropped image as given by the current values in the text fields for left column and right column.int
getX1()
int
getX2()
int
getY1()
int
getY2()
boolean
hasPressedOk()
void
keyPressed(KeyEvent e)
void
keyReleased(KeyEvent e)
void
keyTyped(KeyEvent e)
private void
updateLabels()
Computes width and height of new image and updates the corresponding labels.-
Methods inherited from class java.awt.Dialog
addNotify, getAccessibleContext, getModalityType, getTitle, hide, isModal, isResizable, isUndecorated, paramString, setBackground, setModal, setModalityType, setOpacity, setResizable, setShape, setTitle, setUndecorated, setVisible, show, toBack
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Methods inherited from class java.awt.Window
addPropertyChangeListener, addPropertyChangeListener, addWindowFocusListener, addWindowListener, addWindowStateListener, applyResourceBundle, applyResourceBundle, createBufferStrategy, createBufferStrategy, dispose, getBackground, getBufferStrategy, getFocusableWindowState, getFocusCycleRootAncestor, getFocusOwner, getFocusTraversalKeys, getIconImages, getInputContext, getListeners, getLocale, getModalExclusionType, getMostRecentFocusOwner, getOpacity, getOwnedWindows, getOwner, getOwnerlessWindows, getShape, getToolkit, getType, getWarningString, getWindowFocusListeners, getWindowListeners, getWindows, getWindowStateListeners, isActive, isAlwaysOnTop, isAlwaysOnTopSupported, isAutoRequestFocus, isFocusableWindow, isFocusCycleRoot, isFocused, isLocationByPlatform, isOpaque, isShowing, isValidateRoot, pack, paint, postEvent, processEvent, processWindowEvent, processWindowFocusEvent, processWindowStateEvent, removeNotify, removeWindowFocusListener, removeWindowListener, removeWindowStateListener, reshape, setAlwaysOnTop, setAutoRequestFocus, setBounds, setBounds, setCursor, setFocusableWindowState, setFocusCycleRoot, setIconImage, setIconImages, setLocation, setLocation, setLocationByPlatform, setLocationRelativeTo, setMinimumSize, setModalExclusionType, setSize, setSize, setType, toFront
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Methods inherited from class java.awt.Container
add, add, add, add, add, addContainerListener, addImpl, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getAlignmentX, getAlignmentY, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalPolicy, getInsets, getLayout, getMaximumSize, getMinimumSize, getMousePosition, getPreferredSize, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, print, printComponents, processContainerEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusTraversalKeys, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setFont, setLayout, transferFocusDownCycle, update, validate, validateTree
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Methods inherited from class java.awt.Component
action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, disable, disableEvents, dispatchEvent, enable, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBaseline, getBaselineResizeBehavior, getBounds, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphics, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocation, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getTreeLock, getX, getY, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, prepareImage, prepareImage, printAll, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, requestFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, requestFocusInWindow, resize, resize, revalidate, setComponentOrientation, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeysEnabled, setForeground, setIgnoreRepaint, setLocale, setMaximumSize, setMixingCutoutShape, setName, setPreferredSize, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle
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Field Detail
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ok
private Button ok
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cancel
private Button cancel
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x1
private TextField x1
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y1
private TextField y1
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x2
private TextField x2
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y2
private TextField y2
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width
private int width
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height
private int height
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newWidth
private Label newWidth
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newHeight
private Label newHeight
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pressedOk
private boolean pressedOk
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Constructor Detail
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CropDialog
public CropDialog(Frame owner, Strings strings, int width, int height)
- Parameters:
owner
- the Frame this dialog will belong tostrings
- Strings resource to be used for text messageswidth
- width of the original image, before cropping; this is used to determine the valid values for left and right column, from 0 to width - 1height
- height of the original image, before cropping; this is used to determine the valid values for top and bottom row, from 0 to height - 1
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Method Detail
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actionPerformed
public void actionPerformed(ActionEvent e)
Hides (closes) this dialog if the OK button was source of the action event (e.g. if the button was pressed).- Specified by:
actionPerformed
in interfaceActionListener
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getValue
private int getValue(TextComponent textField)
Attempts to convert the content of the argument text component to anint
; if successful, returns that int, otherwise -1 is returned.- Parameters:
textField
- the text component that is supposed to hold an int value- Returns:
- int representation of the text component's data
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getWidth
public int getWidth()
Returns the width of the to-be-cropped image as given by the current values in the text fields for left column and right column. Computes the width from those values and returns it or returns -1 if the data in the text fields is not valid for some reason.
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getX1
public int getX1()
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getX2
public int getX2()
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getY1
public int getY1()
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getY2
public int getY2()
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hasPressedOk
public boolean hasPressedOk()
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updateLabels
private void updateLabels()
Computes width and height of new image and updates the corresponding labels. The labels will either display width and height or a single dash if the data in the text fields is invalid.
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keyPressed
public void keyPressed(KeyEvent e)
- Specified by:
keyPressed
in interfaceKeyListener
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keyReleased
public void keyReleased(KeyEvent e)
- Specified by:
keyReleased
in interfaceKeyListener
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keyTyped
public void keyTyped(KeyEvent e)
- Specified by:
keyTyped
in interfaceKeyListener
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