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Replace duplicate functions fe_GravityCorrectForms() and fe_ScrollForms() with

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XfeMoveChildrenByOffset().
This commit is contained in:
ramiro%netscape.com 1998-08-31 14:30:56 +00:00
parent 75a39fdeb5
commit 6e8b7f1529
5 changed files with 87 additions and 67 deletions
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55
cmd/xfe/XfeWidgets/Xfe/Geometry.c
View File

@ -221,7 +221,7 @@ XfeBiggestWidget(Boolean horizontal,WidgetList widgets,Cardinal n)
}
/*----------------------------------------------------------------------*/
/* extern */ Dimension
XfeVaGetWidestWidget(Widget widget, ...)
XfeVaGetWidestWidget(Widget w, ...)
{
va_list vargs;
Widget current;
@ -233,12 +233,12 @@ XfeVaGetWidestWidget(Widget widget, ...)
* (because of the way var args works
* we have to start the loop at the second widget)
*/
widest_width = _XfeWidth(widget);
widest_width = _XfeWidth(w);
/*
* Get the widest width
*/
va_start (vargs, widget);
va_start (vargs, w);
while ((current = va_arg (vargs, Widget)))
{
@ -256,7 +256,7 @@ XfeVaGetWidestWidget(Widget widget, ...)
}
/*----------------------------------------------------------------------*/
/* extern */ Dimension
XfeVaGetTallestWidget(Widget widget, ...)
XfeVaGetTallestWidget(Widget w, ...)
{
va_list vargs;
Widget current;
@ -268,12 +268,12 @@ XfeVaGetTallestWidget(Widget widget, ...)
* (because of the way var args works
* we have to start the loop at the second widget)
*/
widest_height = _XfeHeight(widget);
widest_height = _XfeHeight(w);
/*
* Get the widest height
*/
va_start (vargs, widget);
va_start (vargs, w);
while ((current = va_arg (vargs, Widget)))
{
@ -689,3 +689,46 @@ _XfeLiberalGeometryManager(Widget child,
return XtGeometryYes;
}
/*----------------------------------------------------------------------*/
/*----------------------------------------------------------------------*/
/* */
/* XfeMoveChildrenByOffset Move all children of a manager by an */
/* (x,y) offset. */
/* */
/*----------------------------------------------------------------------*/
/* extern */ void
XfeMoveChildrenByOffset(Widget w,int x_offset,int y_offset)
{
Cardinal i;
assert( XmIsManager(w) );
/* Make sure the widget is alive */
if (!_XfeIsAlive(w))
{
return;
}
/* Makre sure the offset is something */
if ((x_offset == 0) && (y_offset == 0))
{
return;
}
i = _XfemNumChildren(w);
/* for (i = _XfemNumChildren(w) - 1; i >= 0; i--) */
while (i--)
{
Widget child = _XfeChildrenIndex(w,i);
if (_XfeIsAlive(child))
{
_XfeMoveWidget(child,
_XfeX(child) + x_offset,
_XfeY(child) + y_offset);
}
}
}
/*----------------------------------------------------------------------*/

17
cmd/xfe/XfeWidgets/Xfe/Geometry.h
View File

@ -57,14 +57,27 @@ XfeBiggestWidget (Boolean horizontal,
Cardinal n);
/*----------------------------------------------------------------------*/
extern Dimension
XfeVaGetWidestWidget (Widget widget,
XfeVaGetWidestWidget (Widget w,
...);
/*----------------------------------------------------------------------*/
extern Dimension
XfeVaGetTallestWidget (Widget widget,
XfeVaGetTallestWidget (Widget w,
...);
/*----------------------------------------------------------------------*/
/*----------------------------------------------------------------------*/
/* */
/* XfeMoveChildrenByOffset Move all children of a manager by an */
/* (x,y) offset. */
/* */
/*----------------------------------------------------------------------*/
extern void
XfeMoveChildrenByOffset (Widget w,
int x_offset,
int y_offset);
/*----------------------------------------------------------------------*/
XFE_END_CPLUSPLUS_PROTECTION
#endif /* end Geometry.h */

44
cmd/xfe/forms.c
View File

@ -3917,47 +3917,3 @@ fe_SetFormsGravity (MWContext *context, int gravity)
valuemask, &attr);
}
}
void
fe_ScrollForms (MWContext *context, int x_off, int y_off)
{
Widget *kids;
Cardinal nkids = 0;
if (x_off == 0 && y_off == 0)
return;
XtVaGetValues (CONTEXT_DATA (context)->drawing_area,
XmNchildren, &kids, XmNnumChildren, &nkids,
0);
while (nkids--)
XtMoveWidget (kids [nkids],
_XfeX(kids [nkids]) + x_off,
_XfeY(kids [nkids]) + y_off);
}
void
fe_GravityCorrectForms (MWContext *context, int x_off, int y_off)
{
Widget *kids;
Cardinal nkids = 0;
if (x_off == 0 && y_off == 0)
return;
XtVaGetValues (CONTEXT_DATA (context)->drawing_area,
XmNchildren, &kids, XmNnumChildren, &nkids,
0);
while (nkids--)
{
if (XtIsManaged (kids[nkids]))
{
XtMoveWidget(kids[nkids],
_XfeX(kids[nkids]) + x_off,
_XfeY(kids[nkids]) + y_off);
}
}
}

35
cmd/xfe/scroll.c
View File

@ -320,7 +320,7 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
(w + shift + scroll_slop_hack), h);
XMoveWindow(XtDisplay(da), XtWindow(da), (x - shift), y);
XMoveResizeWindow(XtDisplay(da), XtWindow(da), x, y, w, h);
fe_GravityCorrectForms (context, -shift, 0);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,-shift, 0);
}
else if (fe_globalData.fe_guffaw_scroll == 2)
{
@ -337,7 +337,7 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
fe_SetFormsGravity(context, EastGravity);
XMoveResizeWindow(XtDisplay(da), XtWindow(da), x, y, w, h);
fe_SetFormsGravity(context, NorthWestGravity);
fe_GravityCorrectForms (context, -shift, 0);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,-shift, 0);
}
else
{
@ -345,7 +345,11 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
shift, 0,
w - shift, h,
0, 0);
fe_ScrollForms (context, old_x - new_x, old_y - new_y);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,
old_x - new_x,
old_y - new_y);
fe_RefreshArea (context,
new_x + w - (shift+lh+lh),
new_y, shift+lh, h);
@ -382,7 +386,7 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
(x - shift), y, (w + shift), h);
XResizeWindow(XtDisplay(da), XtWindow(da), w, h);
XMoveWindow(XtDisplay(da), XtWindow(da), x, y);
fe_GravityCorrectForms (context, shift, 0);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,shift, 0);
}
else if (fe_globalData.fe_guffaw_scroll == 2)
{
@ -399,7 +403,7 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
XResizeWindow(XtDisplay(da), XtWindow(da), w, h);
XMoveWindow(XtDisplay(da), XtWindow(da), x, y);
fe_SetFormsGravity(context, NorthWestGravity);
fe_GravityCorrectForms (context, shift, 0);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,shift, 0);
}
else
{
@ -407,7 +411,10 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
0, 0,
w - (old_x - new_x), h,
(old_x - new_x), 0);
fe_ScrollForms (context, old_x - new_x, old_y - new_y);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,
old_x - new_x,
old_y - new_y);
}
if (shift > w)
{
@ -438,7 +445,7 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
(h + shift + scroll_slop_hack));
XMoveWindow(XtDisplay(da), XtWindow(da), x, (y - shift));
XMoveResizeWindow(XtDisplay(da), XtWindow(da), x, y, w, h);
fe_GravityCorrectForms (context, 0, -shift);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,0,-shift);
}
else if (fe_globalData.fe_guffaw_scroll == 2)
{
@ -455,7 +462,7 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
fe_SetFormsGravity(context, SouthGravity);
XMoveResizeWindow(XtDisplay(da), XtWindow(da), x, y, w, h);
fe_SetFormsGravity(context, NorthWestGravity);
fe_GravityCorrectForms (context, 0, -shift);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,0,-shift);
}
else
{
@ -463,7 +470,9 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
0, shift,
w, h - shift,
0, 0);
fe_ScrollForms (context, old_x - new_x, old_y - new_y);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,
old_x - new_x,
old_y - new_y);
}
if (shift > h)
{
@ -491,7 +500,7 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
x, (y - shift), w, (h + shift));
XResizeWindow(XtDisplay(da), XtWindow(da), w, h);
XMoveWindow(XtDisplay(da), XtWindow(da), x, y);
fe_GravityCorrectForms (context, 0, shift);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,0,shift);
}
else if (fe_globalData.fe_guffaw_scroll == 2)
{
@ -508,7 +517,7 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
XResizeWindow(XtDisplay(da), XtWindow(da), w, h);
XMoveWindow(XtDisplay(da), XtWindow(da), x, y);
fe_SetFormsGravity(context, NorthWestGravity);
fe_GravityCorrectForms (context, 0, shift);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,0,shift);
}
else
{
@ -516,7 +525,9 @@ fe_scroll_cb (Widget widget, XtPointer closure, XtPointer call_data)
0, 0,
w, h - (old_y - new_y),
0, (old_y - new_y));
fe_ScrollForms (context, old_x - new_x, old_y - new_y);
XfeMoveChildrenByOffset(CONTEXT_DATA(context)->drawing_area,
old_x - new_x,
old_y - new_y);
}
if (shift > h)
{

3
cmd/xfe/xfe.h
View File

@ -288,9 +288,6 @@ extern void fe_EventLOCoords (MWContext *context, XEvent *event,
unsigned long *x, unsigned long *y);
extern void fe_SyncExposures(MWContext* context);
extern void fe_RefreshArea(MWContext*, int32 x, int32 y, uint32 w, uint32 h);
extern void fe_ScrollForms (MWContext *context, int x_off, int y_off);
extern void fe_GravityCorrectForms (MWContext *context, int x_off, int y_off);
extern void fe_SetFormsGravity (MWContext *context, int gravity);
extern void fe_NukeBackingStore (Widget widget);