static void scroll_h_action( Widget w,
XtPointer client_data,
XtPointer call_data)
{
XmScrollBarCallbackStruct *cbs = (XmScrollBarCallbackStruct *) call_data;
FlowCtx *ctx = (FlowCtx *) ((FlowWidget) client_data)->flow.flow_ctx;
switch( cbs->reason)
{
case XmCR_DRAG:
case XmCR_VALUE_CHANGED:
case XmCR_INCREMENT:
case XmCR_DECREMENT:
case XmCR_PAGE_INCREMENT:
case XmCR_PAGE_DECREMENT:
case XmCR_TO_TOP:
case XmCR_TO_BOTTOM:
flow_scroll_horizontal( ctx, cbs->value, 0);
break;
}
}
static void scroll_h_action( GtkWidget *w,
gpointer data)
{
BrowWidgetGtk *broww = (BrowWidgetGtk *)data;
if ( broww->scroll_h_ignore) {
broww->scroll_h_ignore = 0;
return;
}
BrowCtx *ctx = (BrowCtx *) broww->brow_ctx;
gdouble value;
value = gtk_range_get_value( GTK_RANGE(broww->scroll_h));
if ( value == 0 && fabs(broww->scroll_h_value) > 2) {
// Probably a resize that seems to set value to zero, set old value
ctx->change_scrollbar();
return;
}
broww->scroll_h_value = value;
flow_scroll_horizontal( ctx, int(value), 0);
}
