ewe.ui
Class ScrollBarPanel

java.lang.Object
  ewe.ui.ControlBase
      ewe.ui.Control
          ewe.ui.Container
              ewe.ui.Canvas
                  ewe.ui.Panel
                      ewe.ui.CellPanel
                          ewe.ui.ScrollablePanel
                              ewe.ui.ScrollBarPanel

All Implemented Interfaces:

CellConstants, ControlConstants, EventListener, ImageRefresher, IScroll, LayoutManager, ScrollClient, ScrollServer, TimerProc, UIConstants

Direct Known Subclasses:

VerticalScrollPanel

public class ScrollBarPanel

extends ScrollablePanel

Field Summary

mScrollBar	hbar The horizontal scroll bar.
mScrollBar	vbar The vertical scroll bar.

Fields inherited from class ewe.ui.ScrollablePanel

alwaysShow, AlwaysShowHorizontalScrollers, AlwaysShowVerticalScrollers, blockUpdate, client, hscrollerChanges, neverShow, NeverShowHorizontalScrollers, NeverShowVerticalScrollers, options, Permanent, shrinkComponent, stretchComponent, vanish, vscrollerChanges

Fields inherited from class ewe.ui.CellPanel

autoSpan, equalHeights, equalWidths, layout, mySplitter, nextSplitter, quickRecalculate

Fields inherited from class ewe.ui.Panel

all, backgroundImage, calculated, childListeners, defaultAddToMeCellConstraints, defaultTags, grid, lastAdded, layoutManager, made, noInsets, stretchFirstColumn, stretchFirstRow, stretchLastColumn, stretchLastRow, titleGap

Fields inherited from class ewe.ui.Canvas

isFullScrollClient, origin, scrollPercent, virtualSize

Fields inherited from class ewe.ui.Container

closedFocus, cycleFocus, dontAutoScroll, dontFocusOnChildren

Fields inherited from class ewe.ui.Control

_debug, backGround, beforeRemoved, borderColor, borderStyle, borderWidth, children, columns, constraints, DoPaintMethod, dragging, dragResolution, dragTime, exitKeys, fieldTransfer, font, foreGround, haveNativePaint, height, holdDownPause, holdTick, hotKey, image, lastSelected, listeners, maxHeight, maxWidth, menuState, minHeight, minWidth, modifiers, MyClass, name, next, np, parent, penStatus, popupSound, popupSoundClip, preferredHeight, preferredWidth, prev, prompt, promptControl, rows, ss, standardBorder, standardEdge, startDragResolution, tags, tail, text, toolTip, width, x, y

Fields inherited from class ewe.ui.ControlBase

clipItems, clipObject, clipOwner, curPoint, currentPenEvent, debugControl, debugFlag, DidHoldDown, doubleBuffer, doubleClickTime, firstPress, globalDrawFlat, globalEditable, globalEnabled, globalPalmStyle, globalSmallControls, GotPenDown, PenIsOn, pressPoint, TAG_LAST_USER_DATA, TAG_USER_DATA, TAKE_FIRST_PRESS, unnamed, useNativeTextInput

Fields inherited from interface ewe.ui.IScroll

Higher, Horizontal, Lower, OPTION_INDICATOR_ONLY, PageHigher, PageLower, ScrollHigher, ScrollLower, TrackTo, Vertical

Fields inherited from interface ewe.ui.CellConstants

BORDER, BOTTOM, CELLFLAG, CELLMASK, CENTER, CONTROLMASK, DONTCHANGE, DONTFILL, DONTSTRETCH, EAST, FILL, FIXEDSIZE, GROW, HCENTER, HCONTRACT, HEXPAND, HFILL, HGROW, HSHRINK, HSTRETCH, INITIALLY_CLOSED, INITIALLY_MINIMIZED, INITIALLY_PREFERRED_SIZE, INSETS, LEFT, MAXIMUMSIZE, MINIMUMSIZE, NORTH, NORTHEAST, NORTHWEST, PREFERREDSIZE, RECT, RIGHT, SHRINK, SOUTH, SOUTHEAST, SOUTHWEST, SPAN, STRETCH, TEXTSIZE, TOP, VCENTER, VCONTRACT, VEXPAND, VFILL, VGROW, VSHRINK, VSTRETCH, WEST

Fields inherited from interface ewe.ui.UIConstants

BDR_DOTTED, BDR_INNER, BDR_NOBORDER, BDR_OUTER, BDR_OUTLINE, BDR_RAISEDINNER, BDR_RAISEDOUTER, BDR_SUNKENINNER, BDR_SUNKENOUTER, BF_BOTTOM, BF_BOTTOMLEFT, BF_BOTTOMRIGHT, BF_BUTTON, BF_DIAGONAL, BF_DIAGONAL_ENDBOTTOMLEFT, BF_DIAGONAL_ENDBOTTOMRIGHT, BF_DIAGONAL_ENDTOPLEFT, BF_DIAGONAL_ENDTOPRIGHT, BF_EXACT, BF_FLAT, BF_LEFT, BF_MIDDLE, BF_MONO, BF_PALM, BF_RECT, BF_RIGHT, BF_SOFT, BF_SQUARE, BF_TOP, BF_TOPLEFT, BF_TOPRIGHT, EDGE_BUMP, EDGE_ETCHED, EDGE_RAISED, EDGE_SUNKEN

Fields inherited from interface ewe.ui.ControlConstants

All, AlwaysEnabled, AlwaysRecalculateSizes, ByDeferredMouse, ByDeferredPen, ByFrameChange, ByKeyboard, ByMouse, ByPen, ByRequest, CalculatedSizes, Disabled, DisablePopupMenu, DisplayOnly, Down, DrawFlat, Flag, ForceResize, HasData, Invisible, KeepImage, KeepSIP, Left, MakeMenuAtLeastAsWide, Maximize, Minimize, MouseSensitive, NoFocus, NotAnEditor, NotEditable, PaintDataOnly, PaintOutsideOnly, PenTransparent, PreferredSizeOnly, Right, SendUpKeyEvents, SendUpPenEvents, ShowSIP, ShrinkToNothing, SmallControl, SpecialBackground, TakeControlEvents, TakesKeyFocus, Transparent, Up, WantDrag, WantHoldDown

Fields inherited from interface ewe.fx.ImageRefresher

KEEP_VISIBLE

Constructor Summary

ScrollBarPanel(ScrollClient client)
Create a new ScrollBarPanel for the specified client and with the specified options.

ScrollBarPanel(ScrollClient client, int options)
Create a new ScrollBarPanel for the specified client.

Method Summary

void	checkScrolls(int width, int height, boolean reDraw)
void	dismantle(Control downTo)
void	modifyScrollers(int set, int clear)
void	onEvent(Event ev)
void	onScrollEvent(ScrollEvent se)
void	setOptions(int options) Set options for the ScrollablePanel.
void	setScroll(int which, int v, int a, int c)
void	setScrollBarSize(int buttonWidth, int buttonHeight, int minThumb) Set the sizes for the scroll bar buttons and thumb bar.
void	updateScroll(int which)

Methods inherited from class ewe.ui.ScrollablePanel

changeContents, checkScrolls, getClientConstraints, make, redisplay, reset, resizeTo, setClientConstraints, setClientConstraints

Methods inherited from class ewe.ui.CellPanel

calculateSizes, makeLayoutGrid, relayout, relayoutMe, removeAll, reShow, resize

Methods inherited from class ewe.ui.Panel

add, addChildListener, addDirectly, addLast, addLast, addNext, addNext, addNext, doBackground, doBorder, endRow, getControlTag, getPreferredSize, getSubControls, isEmpty, layout, remove, removeChildListener, sendToChildListeners, setText

Methods inherited from class ewe.ui.Canvas

canGo, canScreenScroll, doScroll, fixOrigin, getActual, getBuffer, getCurrent, getDisplayedSize, getMySize, getPercent, getScrollablePanel, getScrollClient, getVisible, getVisibleArea, needScrollBar, onScroll, onSetOrigin, reduceClip, scroll, scroll, scrollToVisible, setOrigin, updateScrollServer

Methods inherited from class ewe.ui.Container

_paintChildren, add, containerHasFocus, dismantle, doHotKey, findChild, focusFirst, focusFirst, focusOnContainer, focusOnData, getChildren, getChildrenBackwards, getFirstFocus, getNextKeyFocus, gotFocus, lostFocus, repaintDataNow, takeFocus, takePromptControl

Methods inherited from class ewe.ui.Control

acceptsData, activate, addListener, addTimer, amOnTopFrame, calculateTextSize, cancelCut, cancelHoldDown, canEdit, chainDataChange, change, checkClipboardOperations, checkExitKey, checkMenu, checkMenuKey, checkModifiers, checkPenTransparent, clearTag, clipboardToString, clipboardTransfer, closeMenu, contains, contains, createGraphics, dataAccepted, dataBeingRemoved, dataDraggedOff, dataDraggedOver, dataDraggedOver, dataDroppedOn, dataTransferCancelled, deactivate, defaultTo, doAction, doActionKey, doMenu, dontAcceptDrop, doPaint, doPaintChildren, doPaintChildren, doPaintChildren, doPaintData, doPaintData, doShowMenu, dragged, exitEntry, fillBackground, formClosing, fromClipboard, fromField, fromField, getAllDescendants, getAllSubControls, getBackground, getClipboardMenu, getClipObject, getControlBuffer, getControlBuffer, getDataRect, getDataToCopy, getDataToDragAndDrop, getDim, getDisplayText, getDragAndDropContext, getFont, getFontMetrics, getFontMetrics, getForeground, getFrame, getFrameOrContainer, getGraphics, getImage, getLastSelected, getLocation, getMaximumSize, getMenu, getMinimumSize, getModifiers, getNext, getParent, getPasswordCharacter, getPosInFrame, getPosInParent, getPreferredSize, getPrompt, getPromptText, getRect, getRect, getServer, getSize, getSizes, getTag, getText, getToolTip, getWindow, hasModifier, hasPopupFormAttached, hasTag, inheritModifiers, isChildOf, isModal, isOnMe, isSomeonesHotKey, makeFrameTopMost, makeHot, menuIsActive, modify, modifyAll, modifyAll, notifyAction, notifyDataChange, notifyDataChange, notNative_doPaintChildren, oldButWorksDoPaintChildren, oldPaintChildren, oldPostEvent, onControlEvent, onKeyEvent, onLabelPenEvent, onPaint, onPenEvent, paintBackground, paintChildren, penClicked, penDoubleClicked, penHeld, penPressed, penReleased, penRightReleased, popupBeep, popupMenuClosed, popupMenuEvent, popupMenuEvent, postEvent, recalculatePreferredSize, refresh, removeListener, removeTimer, repaint, repaintNow, repaintNow, repaintNow, requestPaint, requestResizeTo, resetRect, restore, scrollAndRepaint, sendToListeners, set, setBorder, setCell, setClipObject, setControl, setCursor, setFixedSize, setFont, setHotKey, setHotKey, setLocation, setMaximumSize, setMenu, setMinimumSize, setPreferredSize, setPromptControl, setRect, setRect, setServer, setTag, setTags, setTextSize, setToolTip, show, shown, standardOnKeyEvent, startDragAndDrop, startDragAndDrop, startDragging, stopDragging, takeData, takeFromClipboard, testDim, ticked, toClipboard, toField, toField, toString, toTextData, transferPenPress, transferPenPress, tryDragAndDrop, tryNext, tryStartMenu, updateData, willAcceptDrop, willShowFrame

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode

Methods inherited from interface ewe.ui.ScrollClient

getServer, setServer

Field Detail

hbar

public mScrollBar hbar

The horizontal scroll bar. This is ALWAYS present even if the scrollbar is not displayed on the screen.

vbar

public mScrollBar vbar

The vertical scroll bar. This is ALWAYS present even if the scrollbar is not displayed on the screen.

Constructor Detail

ScrollBarPanel

public ScrollBarPanel(ScrollClient client,
                      int options)

Create a new ScrollBarPanel for the specified client.

ScrollBarPanel

public ScrollBarPanel(ScrollClient client)

Create a new ScrollBarPanel for the specified client and with the specified options.

Method Detail

setScrollBarSize

public void setScrollBarSize(int buttonWidth,
                             int buttonHeight,
                             int minThumb)

Set the sizes for the scroll bar buttons and thumb bar.

Parameters:

buttonWidth - the preferred button width.

buttonHeight - the preferred button height.

minThumb - the preferred minimum thumb bar thickness.

setOptions

public void setOptions(int options)

Set options for the ScrollablePanel.

Overrides:

setOptions in class ScrollablePanel

checkScrolls

public void checkScrolls(int width,
                         int height,
                         boolean reDraw)

Specified by:

checkScrolls in class ScrollablePanel

updateScroll

public void updateScroll(int which)

setScroll

public void setScroll(int which,
                      int v,
                      int a,
                      int c)

onScrollEvent

public void onScrollEvent(ScrollEvent se)

onEvent

public void onEvent(Event ev)

Specified by:

onEvent in interface EventListener

Overrides:

onEvent in class CellPanel

modifyScrollers

public void modifyScrollers(int set,
                            int clear)

Specified by:

modifyScrollers in class ScrollablePanel

dismantle

public void dismantle(Control downTo)

Overrides:

dismantle in class ScrollablePanel