static Dimension
GetWidth(Widget w)
{
Dimension min_width;
Dimension width;
/* Compute the min possible width */
min_width = 2 * _XfeHighlightThickness(w) + 2 * _XfeShadowThickness(w);
/* A reasonable preferred width is needed */
assert( _XfePreferredWidth(w) > 0 );
assert( _XfePreferredWidth(w) >= min_width );
/* Force the preferred width if needed */
if (_XfeUsePreferredWidth(w) ||
(_XfeWidth(w) == XfeDEFAULT_PREFERRED_WIDTH) ||
(_XfeWidth(w) <= min_width))
{
width = _XfePreferredWidth(w);
}
else
{
width = _XfeWidth(w);
}
return width;
}
/*----------------------------------------------------------------------*/
static void
Resize(Widget w)
{
/*printf("%s: Resize to (%d,%d)\n",XtName(w),_XfeWidth(w),_XfeHeight(w));*/
/* Obtain the Prefered Geometry */
_XfePrimitivePreferredGeometry(w,
&_XfePreferredWidth(w),
&_XfePreferredHeight(w));
/* Force the preferred dimensions if required */
if (_XfeUsePreferredWidth(w))
{
_XfeWidth(w) = _XfePreferredWidth(w);
}
if (_XfeUsePreferredHeight(w))
{
_XfeHeight(w) = _XfePreferredHeight(w);
}
/* Update the widget rect */
_XfePrimitiveUpdateRect(w);
/* Layout the components */
_XfePrimitiveLayoutComponents(w);
switch(_XfeBufferType(w))
{
/* No buffer: nothing */
case XmBUFFER_NONE:
break;
/* Single buffer: update the buffer size and contents */
case XmBUFFER_PRIVATE:
BufferUpdate(w);
_XfePrimitiveDrawEverything(w,NULL,NULL);
break;
/* Multiple buffer: update the buffer size only */
case XmBUFFER_SHARED:
BufferUpdate(w);
break;
}
/* Invoke Resize Callbacks */
_XfeInvokeCallbacks(w,_XfeResizeCallbacks(w),XmCR_RESIZE,NULL,True);
}
/*----------------------------------------------------------------------*/
/* extern */ void
_XfeConfigureWidget(Widget w,int x,int y,int width,int height)
{
assert( _XfeIsAlive(w) );
#if 0
printf("_XfeConfigureWidget(%s,%d,%d,%d,%d)\n",XtName(w),x,y,width,height);
#endif
#if 0
assert( x >= 0 );
assert( y >= 0 );
assert( width > 0 );
assert( height > 0 );
#endif
/* Ignore this request if width or height are 0 */
if (!width || !height)
{
return;
}
/* Make sure the positions and dimensions are different */
if ((_XfeX(w) == x) && (_XfeY(w) == y) &&
(_XfeWidth(w) == width) && (_XfeHeight(w) == height))
{
return;
}
/* Configure XfePrimitive class */
if (XfeIsPrimitive(w))
{
Boolean use_preferred_height;
Boolean use_preferred_width;
use_preferred_width = _XfeUsePreferredWidth(w);
use_preferred_height = _XfeUsePreferredHeight(w);
_XfeUsePreferredWidth(w) = False;
_XfeUsePreferredHeight(w) = False;
XtConfigureWidget(w,x,y,width,height,_XfeBorderWidth(w));
_XfeUsePreferredWidth(w) = use_preferred_width;
_XfeUsePreferredHeight(w) = use_preferred_height;
}
/* Configure XfeManager class */
else if (XfeIsManager(w))
{
Boolean use_preferred_height;
Boolean use_preferred_width;
_XfemOldWidth(w) = _XfeWidth(w);
_XfemOldHeight(w) = _XfeHeight(w);
use_preferred_width = _XfemUsePreferredWidth(w);
use_preferred_height = _XfemUsePreferredHeight(w);
_XfemUsePreferredWidth(w) = False;
_XfemUsePreferredHeight(w) = False;
XtConfigureWidget(w,x,y,width,height,_XfeBorderWidth(w));
_XfemUsePreferredWidth(w) = use_preferred_width;
_XfemUsePreferredHeight(w) = use_preferred_height;
}
/* Configure any other class */
else
{
_XmConfigureObject(w,x,y,width,height,_XfeBorderWidth(w));
}
}
/*----------------------------------------------------------------------*/
static Boolean
SetValues(Widget ow,Widget rw,Widget nw,ArgList args,Cardinal *nargs)
{
/* Reset the configuration Flags */
_XfeConfigFlags(nw) = XfeConfigNone;
/* Reset the preparation Flags */
_XfePrepareFlags(nw) = XfePrepareNone;
/* buffer_type */
if (_XfeBufferType(nw) != _XfeBufferType(ow))
{
_XfeBufferType(nw) = _XfeBufferType(ow);
_XfeWarning(nw,MESSAGE7);
}
/* preferred_height */
if (_XfePreferredHeight(nw) != _XfePreferredHeight(ow))
{
_XfePreferredHeight(nw) = _XfePreferredHeight(ow);
_XfeWarning(nw,MESSAGE2);
}
/* preferred_width */
if (_XfePreferredWidth(nw) != _XfePreferredWidth(ow))
{
_XfePreferredWidth(nw) = _XfePreferredWidth(ow);
_XfeWarning(nw,MESSAGE3);
}
/* pointer_inside */
if (_XfePointerInside(nw) != _XfePointerInside(ow))
{
_XfePointerInside(nw) = _XfePointerInside(ow);
_XfeWarning(nw,MESSAGE4);
}
/* num_popups */
if (_XfeNumPopups(nw) != _XfeNumPopups(ow))
{
_XfeNumPopups(nw) = _XfeNumPopups(ow);
_XfeWarning(nw,MESSAGE5);
}
/* popup_list */
if (_XfePopupList(nw) != _XfePopupList(ow))
{
_XfePopupList(nw) = _XfePopupList(ow);
_XfeWarning(nw,MESSAGE6);
}
/* resize_width */
if (_XfeUsePreferredWidth(nw) != _XfeUsePreferredWidth(ow))
{
if(_XfeUsePreferredWidth(nw))
{
_XfeConfigFlags(nw) |= (XfeConfigLayout|
XfeConfigGeometry|
XfeConfigExpose);
}
}
/* resize_height */
if (_XfeUsePreferredHeight(nw) != _XfeUsePreferredHeight(ow))
{
if(_XfeUsePreferredHeight(nw))
{
_XfeConfigFlags(nw) |= (XfeConfigLayout|
XfeConfigGeometry|
XfeConfigExpose);
}
}
/* height */
if (_XfeHeight(nw) != _XfeHeight(ow))
{
/* if resize_heigh is True, we dont allow width changes */
if (_XfeUsePreferredHeight(nw))
{
_XfeHeight(nw) = _XfeHeight(ow);
}
else
{
_XfeConfigFlags(nw) |= (XfeConfigLayout|XfeConfigExpose);
}
}
/* width */
if (_XfeWidth(nw) != _XfeWidth(ow))
{
/* if resize_width is True, we dont allow width changes */
if (_XfeUsePreferredWidth(nw))
{
_XfeWidth(nw) = _XfeWidth(ow);
}
else
{
_XfeConfigFlags(nw) |= (XfeConfigLayout|XfeConfigExpose);
}
}
/* cursor */
if (_XfeCursor(nw) != _XfeCursor(ow))
{
/* If the new cursor is good, define it */
if (_XfeCursorGood(_XfeCursor(nw)))
{
XfeCursorDefine(nw,_XfeCursor(nw));
}
else
{
XfeCursorUndefine(nw);
}
}
/* Changes that affect the layout and geometry */
if ((_XfeHighlightThickness(nw) != _XfeHighlightThickness(ow)) ||
(_XfeMarginTop(nw) != _XfeMarginTop(ow)) ||
(_XfeMarginBottom(nw) != _XfeMarginBottom(ow)) ||
(_XfeMarginLeft(nw) != _XfeMarginLeft(ow)) ||
(_XfeMarginRight(nw) != _XfeMarginRight(ow)) ||
(_XfeShadowThickness(nw) != _XfeShadowThickness(ow)) ||
(_XfeUnitType(nw) != _XfeUnitType(ow)))
{
_XfeConfigFlags(nw) |= (XfeConfigLayout|XfeConfigGeometry|XfeConfigExpose);
}
/* shadow_type */
if (_XfeShadowType(nw) != _XfeShadowType(ow))
{
/* Make sure the new shadow type is ok */
XfeRepTypeCheck(nw,XmRShadowType,&_XfeShadowType(nw),XfeDEFAULT_SHADOW_TYPE);
_XfeConfigFlags(nw) |= XfeConfigExpose;
}
/* sensitive */
if (_XfeSensitive(nw) != _XfeSensitive(ow))
{
_XfeConfigFlags(nw) |= XfeConfigExpose;
}
/* pretend_sensitive */
if (_XfeIsSensitive(nw) != _XfeIsSensitive(ow))
{
_XfeConfigFlags(nw) |= XfeConfigExpose;
}
/* background_pixel or background_pixmap */
if (((_XfeBackgroundPixel(nw) != _XfeBackgroundPixel(ow)) ||
(_XfeBackgroundPixmap(nw) != _XfeBackgroundPixmap(ow))) &&
(_XfeBufferType(nw) != XmBUFFER_NONE))
{
/* Release the old background GC */
_XfePrimitiveReleaseBackgroundGC(nw);
/* Allocate the new background GC */
_XfePrimitiveAllocateBackgroundGC(nw);
}
return _XfePrimitiveChainSetValues(ow,rw,nw,xfePrimitiveWidgetClass);
}
