jimm.datavision.gui
Class TextFieldWidget

java.lang.Object
  jimm.datavision.gui.FieldWidget
      jimm.datavision.gui.TextFieldWidget

All Implemented Interfaces:

java.awt.dnd.DropTargetListener, java.awt.event.ActionListener, java.awt.event.KeyListener, java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.util.EventListener, java.util.Observer, javax.swing.event.MouseInputListener

public class TextFieldWidget
extends FieldWidget

A text field widget is a field widget that is editable.

Author:

Jim Menard, jimm@io.com

Field Summary

protected boolean	changingEditState
protected int	lineHeight
protected int	origHeight
protected TypingCommand	typingCommand

Fields inherited from class jimm.datavision.gui.FieldWidget

action, ACTION_INACTION, ACTION_MOVE, ACTION_POPPING_UP_MENU, ACTION_STRETCH_BOTTOM, ACTION_STRETCH_LEFT, ACTION_STRETCH_RIGHT, ACTION_STRETCH_TOP, actionStartedYet, aggregatesMenuItem, alignSubmenu, componentMap, formatMenuItem, GRAB_EDGE_WIDTH, MIN_SIZE, mouseChangedSelectedState, nameItem, popup, POPUP_FONT, preMoveInfo, preStretchInfo, sectionWidget, selected, showOrHide, sizeSubmenu, swingField

Constructor Summary

TextFieldWidget(SectionWidget sw, Field field)
Constructor.

Method Summary

void	actionPerformed(java.awt.event.ActionEvent e) Performs some action based on the action command string (the menu item text).
protected void	addCustomPopupItems() This hook lets subclasses customize the popup menu.
protected void	cursorForPosition(java.awt.event.MouseEvent e) If this field is being edited, show text cursor.
protected void	doSelect(boolean makeSelected) Perform selection; if becoming deselected, ends editing.
protected void	endEditing() Stores new value and bounds from self into field and makes text non-editable.
protected java.lang.String	getPopupNameText() Returns string to use for popup menu's first item, the (disabled) name of this field.
void	keyTyped(java.awt.event.KeyEvent e) Handles return key by expanding height of editor and backspace and delete by shrinking height if newline is deleted.
void	mouseClicked(java.awt.event.MouseEvent e) if this is a double-click, start editing; else handle the mouse event like a normal field widget.
void	startEditing() Makes our text editable and starts editing.

Methods inherited from class jimm.datavision.gui.FieldWidget

actionFromPosition, align, buildPopupMenu, delete, doDelete, doDrag, doSetVisibility, dragEnter, dragExit, dragOver, drop, dropActionChanged, enableMenuItems, finalize, findFieldWidgetOwning, getColor, getComponent, getField, getPreMoveInfo, getSectionWidget, isSelected, keyPressed, keyReleased, mouseDragged, mouseEntered, mouseExited, mouseMoved, mousePressed, mousePressReleaseCommon, mouseReleased, moveToSection, pickUp, putDown, resetCursor, select, setVisibilityLook, showPopupMenu, size, snapBack, startStretching, stopStretching, toggleVisibility, toString, update, usesFormat

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

origHeight

protected int origHeight

lineHeight

protected int lineHeight

changingEditState

protected boolean changingEditState

typingCommand

protected TypingCommand typingCommand

Constructor Detail

TextFieldWidget

public TextFieldWidget(SectionWidget sw,
                       Field field)

Constructor.

Parameters:

sw - section widget in which the field's new widget will reside

field - a report field

Method Detail

getPopupNameText

protected java.lang.String getPopupNameText()

Description copied from class: FieldWidget

Returns string to use for popup menu's first item, the (disabled) name of this field.

Overrides:

getPopupNameText in class FieldWidget

addCustomPopupItems

protected void addCustomPopupItems()

Description copied from class: FieldWidget

This hook lets subclasses customize the popup menu. By default, nothing happens.

Overrides:

addCustomPopupItems in class FieldWidget

actionPerformed

public void actionPerformed(java.awt.event.ActionEvent e)

Performs some action based on the action command string (the menu item text).

Specified by:

actionPerformed in interface java.awt.event.ActionListener

Overrides:

actionPerformed in class FieldWidget

mouseClicked

public void mouseClicked(java.awt.event.MouseEvent e)

if this is a double-click, start editing; else handle the mouse event like a normal field widget.

Specified by:

mouseClicked in interface java.awt.event.MouseListener

Overrides:

mouseClicked in class FieldWidget

Parameters:

e - mouse event

startEditing

public void startEditing()

Makes our text editable and starts editing.

endEditing

protected void endEditing()

Stores new value and bounds from self into field and makes text non-editable.

doSelect

protected void doSelect(boolean makeSelected)

Perform selection; if becoming deselected, ends editing.

Overrides:

doSelect in class FieldWidget

Parameters:

makeSelected - new selection state

cursorForPosition

protected void cursorForPosition(java.awt.event.MouseEvent e)

If this field is being edited, show text cursor. Else call superclass method.

Overrides:

cursorForPosition in class FieldWidget

Parameters:

e - a mouse event

keyTyped

public void keyTyped(java.awt.event.KeyEvent e)

Handles return key by expanding height of editor and backspace and delete by shrinking height if newline is deleted.

Specified by:

keyTyped in interface java.awt.event.KeyListener

Overrides:

keyTyped in class FieldWidget

Parameters:

e - key event