static int brow_init_proc( GtkWidget *w, FlowCtx *fctx, void *client_data)
{
browwidget_sScroll *scroll_data;
BrowCtx *ctx;
ctx = (BrowCtx *) ((BrowWidgetGtk *) w)->brow_ctx;
if ( ((BrowWidgetGtk *) w)->scroll_h) {
scroll_data = (browwidget_sScroll *) malloc( sizeof( browwidget_sScroll));
scroll_data->brow = w;
scroll_data->scroll_h = ((BrowWidgetGtk *) w)->scroll_h;
scroll_data->scroll_v = ((BrowWidgetGtk *) w)->scroll_v;
scroll_data->form = ((BrowWidgetGtk *) w)->form;
scroll_data->scroll_h_managed = 1;
scroll_data->scroll_v_managed = 1;
ctx->register_scroll_callback( (void *) scroll_data, scroll_callback);
}
return (((BrowWidgetGtk *) w)->init_proc)( ctx, client_data);
}
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);
}
static int brow_init_proc( Widget w, FlowCtx *fctx, void *client_data)
{
browwidget_sScroll *scroll_data;
BrowCtx *ctx;
scroll_data = (browwidget_sScroll *) malloc( sizeof( browwidget_sScroll));
scroll_data->brow = w;
scroll_data->scroll_h = ((BrowWidget) w)->brow.scroll_h;
scroll_data->scroll_v = ((BrowWidget) w)->brow.scroll_v;
scroll_data->form = ((BrowWidget) w)->brow.form;
scroll_data->scroll_h_managed = 1;
scroll_data->scroll_v_managed = 1;
ctx = (BrowCtx *) ((BrowWidget) w)->brow.brow_ctx;
ctx->register_scroll_callback( (void *) scroll_data, scroll_callback);
XtAddCallback( scroll_data->scroll_h, XmNvalueChangedCallback, scroll_h_action, w);
XtAddCallback( scroll_data->scroll_h, XmNdragCallback, scroll_h_action, w);
XtAddCallback( scroll_data->scroll_h, XmNincrementCallback, scroll_h_action, w);
XtAddCallback( scroll_data->scroll_h, XmNdecrementCallback, scroll_h_action, w);
XtAddCallback( scroll_data->scroll_h, XmNpageIncrementCallback, scroll_h_action, w);
XtAddCallback( scroll_data->scroll_h, XmNpageDecrementCallback, scroll_h_action, w);
XtAddCallback( scroll_data->scroll_h, XmNtoTopCallback, scroll_h_action, w);
XtAddCallback( scroll_data->scroll_h, XmNtoBottomCallback, scroll_h_action, w);
XtAddCallback( scroll_data->scroll_v, XmNvalueChangedCallback, scroll_v_action, w);
XtAddCallback( scroll_data->scroll_v, XmNdragCallback, scroll_v_action, w);
XtAddCallback( scroll_data->scroll_v, XmNincrementCallback, scroll_v_action, w);
XtAddCallback( scroll_data->scroll_v, XmNdecrementCallback, scroll_v_action, w);
XtAddCallback( scroll_data->scroll_v, XmNpageIncrementCallback, scroll_v_action, w);
XtAddCallback( scroll_data->scroll_v, XmNpageDecrementCallback, scroll_v_action, w);
XtAddCallback( scroll_data->scroll_v, XmNtoTopCallback, scroll_v_action, w);
XtAddCallback( scroll_data->scroll_v, XmNtoBottomCallback, scroll_v_action, w);
return (((BrowWidget) w)->brow.init_proc)( ctx, client_data);
}
