/*----------------------------------------------------------------------*/
static void
TitleConfigure(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
Arg av[10];
Cardinal ac = 0;
assert( _XfeIsAlive(cp->title) );
if (cp->combo_box_type == XmCOMBO_BOX_EDITABLE)
{
XfeOverrideTranslations(cp->title,
_XfeComboBoxTextEditableTranslations);
XtSetArg(av[ac],XmNeditable,True); ac++;
XtSetArg(av[ac],XmNcursorPositionVisible,True); ac++;
}
else
{
XfeOverrideTranslations(cp->title,
_XfeComboBoxTextReadOnlyTranslations);
XtSetArg(av[ac],XmNeditable,False); ac++;
XtSetArg(av[ac],XmNcursorPositionVisible,False); ac++;
}
XtSetValues(cp->title,av,ac);
}
/*----------------------------------------------------------------------*/
static void
DrawHighlight(Widget w,XEvent * event,Region region,XRectangle * clip_rect)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
/* Make sure the highlight is needed */
if (!cp->highlight_thickness || !_XfeIsRealized(w))
{
return;
}
if (cp->highlighted)
{
_XmDrawSimpleHighlight(XtDisplay(w),
_XfeWindow(w),
_XfemHighlightGC(w),
0,0,
_XfeWidth(w),_XfeHeight(w),
cp->highlight_thickness);
}
else
{
assert( XmIsManager(_XfeParent(w)) );
_XmDrawSimpleHighlight(XtDisplay(w),
_XfeWindow(w),
_XfemBackgroundGC(_XfeParent(w)),
0,0,
_XfeWidth(w),_XfeHeight(w),
cp->highlight_thickness);
}
}
/*----------------------------------------------------------------------*/
static void
ListManage(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
assert( _XfeIsAlive(cp->shell) );
assert( _XfeIsAlive(cp->list) );
printf("ListManage(%s)\n",XtName(w));
/* cp->remain_popped_up = True; */
/* popped up */
cp->popped_up = True;
/* Manage the scrolled window */
XtManageChild(_XfeParent(cp->list));
ShellPopup(w);
#if 0
XmUpdateDisplay(w);
XFlush(XtDisplay(w));
#endif
/* _XmPopupSpringLoaded(w); */
}
/*----------------------------------------------------------------------*/
static void
LayoutTitle(Widget w)
{
XfeFancyBoxPart * fp = _XfeFancyBoxPart(w);
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
int x;
int total_icon_width = 0;
if (_XfeIsAlive(fp->icon))
{
x = _XfeX(fp->icon) + _XfeWidth(fp->icon);
total_icon_width = _XfeWidth(fp->icon) + cp->spacing;
}
else
{
x = CB_OFFSET_LEFT(w,cp) + cp->title_shadow_thickness;
}
_XfeConfigureWidget(cp->title,
x,
(_XfeHeight(w) - _XfeHeight(cp->title)) / 2,
CB_RECT_WIDTH(w,cp) -
cp->spacing -
_XfeWidth(cp->arrow) -
total_icon_width -
2 * cp->title_shadow_thickness,
CB_RECT_HEIGHT(w,cp) -
2 * cp->title_shadow_thickness);
}
/*----------------------------------------------------------------------*/
static Widget
ListCreate(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
Widget list = NULL;
Arg av[10];
Cardinal ac = 0;
assert( _XfeIsAlive(cp->shell) );
XtSetArg(av[ac],XmNbackground, _XfeBackgroundPixel(w)); ac++;
XtSetArg(av[ac],XmNforeground, _XfemForeground(w)); ac++;
XtSetArg(av[ac],XmNshadowThickness, _XfemShadowThickness(w)); ac++;
list = XmCreateScrolledList(cp->shell,LIST_NAME,av,ac);
XtManageChild(list);
XtUnmanageChild(_XfeParent(list));
/* _XfeResizeWidget(list,400,500); */
/* _XfeResizeWidget(cp->shell,400,500); */
return list;
}
/*----------------------------------------------------------------------*/
static void
ActionPopdown(Widget item,XEvent * event,char ** params,Cardinal * nparams)
{
Widget w = XfeIsComboBox(item) ? item : _XfeParent(item);
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
#if 1
printf("ActionPopdown(%s)\n",XtName(w));
#endif
if (cp->delay_timer_id)
{
StickRemoveTimeout(w);
}
else
{
ListUnmanage(w);
}
XtVaSetValues(cp->arrow,XmNarmed,False,NULL);
/* if (!cp->remain_popped_up) */
/* { */
/* XtPopdown(cp->shell); */
/* } */
/* cp->remain_popped_up = False; */
/* ListUnmanage(w); */
/* XUnmapWindow(XtDisplay(w),_XfeWindow(cp->shell)); */
}
/*----------------------------------------------------------------------*/
static void
ShellPopdown(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
assert( _XfeIsAlive(cp->shell) );
_XmPopdown(cp->shell);
}
/*----------------------------------------------------------------------*/
static void
ActionPopup(Widget item,XEvent * event,char ** params,Cardinal * nparams)
{
Widget w = XfeIsComboBox(item) ? item : _XfeParent(item);
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
int space_below = ScreenGetSpaceBelow(w);
int space_above = ScreenGetSpaceAbove(w);
#if 1
printf("ActionPopup(%s,above = %d,below = %d)\n",
XtName(w),
space_above,
space_below);
#endif
/* Check if we are already popped up */
if (cp->popped_up)
{
printf("already popped up\n");
StickRemoveTimeout(w);
ListUnmanage(w);
XtVaSetValues(cp->arrow,XmNarmed,False,NULL);
return;
}
space_below = 200;
_XfeConfigureWidget(cp->shell,
XfeRootX(w),
XfeRootY(w) + _XfeHeight(w),
_XfeWidth(w),
space_below);
/* XtVaSetValues(cp->list, */
/* XmNlistMarginWidth, 100, */
/* NULL); */
/* XtVaSetValues(cp->arrow,XmCArmed,True,NULL); */
/* XtPopup(cp->shell,XtGrabNone); */
/* XMapRaised(XtDisplay(w),_XfeWindow(cp->shell)); */
/* XMapRaised(XtDisplay(w),_XfeWindow(cp->shell)); */
cp->remain_popped_up = False;
#if 1
StickAddTimeout(w);
#endif
XtVaSetValues(cp->arrow,XmNarmed,True,NULL);
ListManage(w);
}
/*----------------------------------------------------------------------*/
static void
StickAddTimeout(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
cp->delay_timer_id = XtAppAddTimeOut(XtWidgetToApplicationContext(w),
STICK_DELAY,
StickTimeout,
(XtPointer) w);
}
/*----------------------------------------------------------------------*/
static void
ShellPopup(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
assert( _XfeIsAlive(cp->shell) );
/* _XmPopupSpringLoaded(cp->shell); */
_XmPopup(cp->shell,XtGrabNone);
}
/*----------------------------------------------------------------------*/
static void
TextLosingFocusCB(Widget text,XtPointer client_data,XtPointer call_data)
{
Widget w = (Widget) client_data;
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
cp->highlighted = False;
DrawHighlight(w,NULL,NULL,&_XfemWidgetRect(w));
}
/*----------------------------------------------------------------------*/
static void
ArrowActivateCB(Widget text,XtPointer client_data,XtPointer call_data)
{
Widget w = (Widget) client_data;
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
#if 0
printf("ArrowActivate(%s)\n",XtName(w));
#endif
/* cp->remain_popped_up = True; */
}
/*----------------------------------------------------------------------*/
static void
StickRemoveTimeout(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
/* Remove the timer if its still has not triggered */
if (cp->delay_timer_id)
{
XtRemoveTimeOut(cp->delay_timer_id);
}
/* Reset the timer */
cp->delay_timer_id = 0;
}
/*----------------------------------------------------------------------*/
static void
StickTimeout(XtPointer client_data,XtIntervalId * id)
{
Widget w = (Widget) client_data;
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
cp->delay_timer_id = 0;
cp->remain_popped_up = True;
#if 1
printf("StickTimeout(%s)\n",XtName(w));
#endif
}
/*----------------------------------------------------------------------*/
static void
DrawTitleShadow(Widget w,XEvent * event,Region region,XRectangle * clip_rect)
{
XfeFancyBoxPart * fp = _XfeFancyBoxPart(w);
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
/* Make sure the shadow is needed */
if (!cp->title_shadow_thickness)
{
return;
}
if (_XfeIsAlive(fp->icon))
{
Dimension icon_x1 = _XfeX(fp->icon) - cp->spacing;
Dimension title_x2 = _XfeX(cp->title) + _XfeWidth(cp->title);
/* Draw the shadow around the icon and text */
_XmDrawShadows(XtDisplay(w),
_XfeWindow(w),
_XfemTopShadowGC(w),_XfemBottomShadowGC(w),
CB_OFFSET_LEFT(w,cp),
_XfeY(cp->title) -
cp->title_shadow_thickness,
(title_x2 - icon_x1) +
2 * cp->title_shadow_thickness,
_XfeHeight(cp->title) +
2 * cp->title_shadow_thickness,
cp->title_shadow_thickness,
cp->title_shadow_type);
}
else
{
/* Draw the shadow around the text only */
XfeDrawShadowsAroundWidget(w,
cp->title,
_XfemTopShadowGC(w),
_XfemBottomShadowGC(w),
0,
cp->title_shadow_thickness,
cp->title_shadow_type);
}
}
/*----------------------------------------------------------------------*/
static void
ListUnmanage(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
assert( _XfeIsAlive(cp->shell) );
assert( _XfeIsAlive(cp->list) );
/* not popped up */
cp->popped_up = False;
/* Unmanage the scrolled window */
XtUnmanageChild(_XfeParent(cp->list));
ShellPopdown(w);
}
/*----------------------------------------------------------------------*/
static Widget
TitleCreate(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
Widget title = NULL;
if (cp->combo_box_type == XmCOMBO_BOX_EDITABLE)
{
title = TitleTextCreate(w);
}
else
{
title = TitleLabelCreate(w);
}
return title;
}
/*----------------------------------------------------------------------*/
static void
LayoutArrow(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
_XfeConfigureWidget(cp->arrow,
_XfeWidth(w) -
CB_OFFSET_RIGHT(w,cp) -
_XfeWidth(cp->arrow),
(_XfeHeight(w) - _XfeHeight(cp->arrow)) / 2,
_XfeWidth(cp->arrow),
_XfeHeight(cp->arrow));
}
/*----------------------------------------------------------------------*/
static void
PreferredGeometry(Widget w,Dimension * width,Dimension * height)
{
XfeFancyBoxPart * fp = _XfeFancyBoxPart(w);
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
/* Invoke the super class' preferred_geometry method */
(*xfeComboBoxClassRec.xfe_manager_class.preferred_geometry)(w,
width,
height);
/* Add the icon widht if needed */
if (_XfeChildIsShown(fp->icon))
{
*width += (cp->spacing + _XfeWidth(fp->icon));
}
}
/*----------------------------------------------------------------------*/
/* extern */ void
XfeComboBoxAddItem(Widget w,XmString item,int position)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
/* XmListPart * lp = _XfeXmListPart(w); */
assert( _XfeIsAlive(w) );
assert( XfeIsComboBox(w) );
XmListAddItem(cp->list,item,position);
#if 0
DtComboBoxWidget combo = (DtComboBoxWidget)combo_w;
DtComboBoxPart *combo_p = (DtComboBoxPart*)&(combo->combo_box);
XmStringTable list_items = ((XmListWidget)combo_p->list)->list.items;
int i;
if (item && ((XmListWidget)combo_p->list)->list.itemCount) {
for (i = 0; i < combo_p->item_count; i++)
if (XmStringCompare(item, list_items[i]))
break;
if ((i < combo_p->item_count) && unique)
return;
}
XmListAddItem(combo_p->list, item, pos);
SyncWithList(combo_p);
if (combo_p->label) {
SetMaximumLabelSize(combo_p);
if (combo_p->type == XmDROP_DOWN_LIST_BOX) {
ClearShadow(combo, TRUE);
if (combo_p->recompute_size)
SetComboBoxSize(combo);
LayoutChildren(combo);
DrawShadow(combo);
}
}
if (combo_p->type == XmDROP_DOWN_COMBO_BOX)
SetTextFieldData(combo_p, NULL);
else
SetLabelData(combo_p, NULL, FALSE);
#endif
}
/*----------------------------------------------------------------------*/
static void
PreferredGeometry(Widget w,Dimension * width,Dimension * height)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
*height =
CB_OFFSET_TOP(w,cp) + CB_OFFSET_BOTTOM(w,cp) +
XfeMax(_XfeHeight(cp->title),_XfeHeight(cp->arrow)) +
2 * cp->title_shadow_thickness;
*width =
CB_OFFSET_LEFT(w,cp) + CB_OFFSET_RIGHT(w,cp) +
_XfeWidth(cp->title) +
cp->spacing +
_XfeWidth(cp->arrow) +
2 * cp->title_shadow_thickness;
}
/*----------------------------------------------------------------------*/
static void
DefaultTitleShadowThickness(Widget w,int offset,XrmValue * value)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
static Dimension shadow_thickness;
if (cp->combo_box_type == XmCOMBO_BOX_EDITABLE)
{
shadow_thickness = _XfemShadowThickness(w);
}
else
{
shadow_thickness = 0;
}
value->addr = (XPointer) &shadow_thickness;
value->size = sizeof(shadow_thickness);
}
/*----------------------------------------------------------------------*/
static void
LayoutTitle(Widget w)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
_XfeConfigureWidget(cp->title,
CB_OFFSET_LEFT(w,cp) + cp->title_shadow_thickness,
(_XfeHeight(w) - _XfeHeight(cp->title)) / 2,
CB_RECT_WIDTH(w,cp) -
cp->spacing -
_XfeWidth(cp->arrow) -
2 * cp->title_shadow_thickness,
CB_RECT_HEIGHT(w,cp) -
2 * cp->title_shadow_thickness);
}
/*----------------------------------------------------------------------*/
static void
DrawTitleShadow(Widget w,XEvent * event,Region region,XRectangle * clip_rect)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
/* Make sure the shadow is needed */
if (!cp->title_shadow_thickness)
{
return;
}
/* Draw the shadow around the text only */
XfeDrawShadowsAroundWidget(w,
cp->title,
_XfemTopShadowGC(w),
_XfemBottomShadowGC(w),
0,
cp->title_shadow_thickness,
cp->title_shadow_type);
}
/*----------------------------------------------------------------------*/
static void
DrawShadow(Widget w,XEvent * event,Region region,XRectangle * clip_rect)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
if (!_XfemShadowThickness(w))
{
return;
}
/* Draw the shadow */
_XmDrawShadows(XtDisplay(w),
_XfeWindow(w),
_XfemTopShadowGC(w),_XfemBottomShadowGC(w),
cp->highlight_thickness,
cp->highlight_thickness,
_XfeWidth(w) - 2 * cp->highlight_thickness,
_XfeHeight(w) - 2 * cp->highlight_thickness,
_XfemShadowThickness(w),
_XfemShadowType(w));
}
/*----------------------------------------------------------------------*/
static void
IconLayout(Widget w)
{
XfeFancyBoxPart * fp = _XfeFancyBoxPart(w);
XfeComboBoxPart * cp = _XfeComboBoxPart(w);
if (!_XfeIsAlive(fp->icon))
{
return;
}
_XfeConfigureWidget(fp->icon,
CB_OFFSET_LEFT(w,cp) +
cp->title_shadow_thickness +
cp->spacing,
(_XfeHeight(w) - _XfeHeight(fp->icon)) / 2,
_XfeWidth(fp->icon),
_XfeHeight(fp->icon));
}
/*----------------------------------------------------------------------*/
static Boolean
SetValues(Widget ow,Widget rw,Widget nw,ArgList args,Cardinal *nargs)
{
XfeComboBoxPart * np = _XfeComboBoxPart(nw);
XfeComboBoxPart * op = _XfeComboBoxPart(ow);
/* title */
if (np->title != op->title)
{
_XmWarning(nw,MESSAGE2);
np->title = op->title;
}
/* list */
if (np->list != op->list)
{
_XmWarning(nw,MESSAGE3);
np->list = op->list;
}
/* shell */
if (np->shell != op->shell)
{
_XmWarning(nw,MESSAGE4);
np->shell = op->shell;
}
/* combo_box_type */
if (np->combo_box_type != op->combo_box_type)
{
TitleConfigure(nw);
_XfemConfigFlags(nw) |= XfeConfigExpose;
#if 0
_XmWarning(nw,MESSAGE6);
np->combo_box_type = op->combo_box_type;
#endif
}
/* title_shadow_thickness */
if (np->title_shadow_thickness != op->title_shadow_thickness)
{
_XfemConfigFlags(nw) |= XfeConfigGLE;
}
/* title_shadow_type */
if (np->title_shadow_type != op->title_shadow_type)
{
/* Make sure the new shadow type is ok */
XfeRepTypeCheck(nw,XmRShadowType,&np->title_shadow_type,XmSHADOW_IN);
_XfemConfigFlags(nw) |= XfeConfigExpose;
}
return _XfeManagerChainSetValues(ow,rw,nw,xfeComboBoxWidgetClass);
}
/*----------------------------------------------------------------------*/
static void
Initialize(Widget rw,Widget nw,ArgList args,Cardinal *nargs)
{
XfeComboBoxPart * cp = _XfeComboBoxPart(nw);
/* Make sure rep types are ok */
XfeRepTypeCheck(nw,XmRShadowType,&cp->title_shadow_type,
XmSHADOW_IN);
XfeRepTypeCheck(nw,XmRComboBoxType,&cp->combo_box_type,
XmCOMBO_BOX_READ_ONLY);
/* Make sure read-only resources aren't set */
if (cp->title)
{
_XmWarning(nw,MESSAGE2);
cp->title = NULL;
}
if (cp->list)
{
_XmWarning(nw,MESSAGE3);
cp->list = NULL;
}
if (cp->shell)
{
_XmWarning(nw,MESSAGE4);
cp->shell = NULL;
}
if (cp->arrow)
{
_XmWarning(nw,MESSAGE5);
cp->arrow = NULL;
}
/* Create components */
cp->arrow = ArrowCreate(nw);
cp->title = TitleCreate(nw);
cp->shell = ShellCreate(nw);
cp->list = ListCreate(nw);
/* Configure the title */
TitleConfigure(nw);
/* Initialize private members */
cp->highlighted = False;
cp->delay_timer_id = 0;
/* Manage the children */
XtManageChild(cp->title);
XtManageChild(cp->list);
XtManageChild(cp->arrow);
XfeOverrideTranslations(nw,_XfeComboBoxExtraTranslations);
/* Finish of initialization */
_XfeManagerChainInitialize(rw,nw,xfeComboBoxWidgetClass);
}
