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/*
* Utility functions for reading and setting preferences
*
* Authors:
* bulia byak <bulia@dr.com>
*
* Copyright (C) 2003 authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "inkscape.h"
#include "xml/repr.h"
/**
\brief Checks if the path exists in the preference file
*/
bool pref_path_exists(gchar const *path){
Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
return (repr != NULL);
}
void
prefs_set_int_attribute(gchar const *path, gchar const *attr, long long int value)
{
Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
if (repr) {
sp_repr_set_int(repr, attr, value);
}
}
long long int
prefs_get_int_attribute(gchar const *path, gchar const *attr, long long int def)
{
Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
if (repr) {
return sp_repr_get_int_attribute(repr, attr, def);
} else {
return def;
}
}
/**
\brief Retrieves an int attribute guarding against screwed-up data; if the value is beyond limits, default is returned
*/
long long int
prefs_get_int_attribute_limited(gchar const *path, gchar const *attr, long long int def, long long int min, long long int max)
{
Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
if (repr) {
long long int const v = sp_repr_get_int_attribute(repr, attr, def);
if (v >= min && v <= max) {
return v;
} else {
return def;
}
} else {
return def;
}
}
void
prefs_set_double_attribute(gchar const *path, gchar const *attr, double value)
{
Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
if (repr) {
sp_repr_set_svg_double(repr, attr, value);
}
}
double
prefs_get_double_attribute(gchar const *path, gchar const *attr, double def)
{
Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
if (repr) {
return sp_repr_get_double_attribute(repr, attr, def);
} else {
return def;
}
}
/**
\brief Retrieves an int attribute guarding against screwed-up data; if the value is beyond limits, default is returned
*/
double
prefs_get_double_attribute_limited(gchar const *path, gchar const *attr, double def, double min, double max)
{
Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
if (repr) {
double const v = sp_repr_get_double_attribute(repr, attr, def);
if (v >= min && v <= max) {
return v;
} else {
return def;
}
} else {
return def;
}
}
gchar const *
prefs_get_string_attribute(gchar const *path, gchar const *attr)
{
Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
if (repr) {
return (char *) repr->attribute(attr);
}
return NULL;
}
void
prefs_set_string_attribute(gchar const *path, gchar const *attr, gchar const *value)
{
Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
if (repr) {
repr->setAttribute(attr, value);
}
}
void
prefs_set_recent_file(gchar const *uri, gchar const *name)
{
unsigned const max_documents = prefs_get_int_attribute("options.maxrecentdocuments", "value", 20);
if (uri != NULL) {
Inkscape::XML::Node *recent = inkscape_get_repr(INKSCAPE, "documents.recent");
if (recent) {
// remove excess recent files
if (recent->childCount() >= max_documents) {
Inkscape::XML::Node *child = recent->firstChild();
// count to the last
for (unsigned i = 0; child && i + 1 < max_documents; ++i) {
child = child->next();
}
// remove all after the last
while (child) {
Inkscape::XML::Node *next = child->next();
sp_repr_unparent(child);
child = next;
}
}
if (max_documents > 0) {
Inkscape::XML::Node *child = sp_repr_lookup_child(recent, "uri", uri);
if (child) {
recent->changeOrder(child, NULL);
} else {
child = recent->document()->createElement("document");
child->setAttribute("uri", uri);
recent->addChild(child, NULL);
}
child->setAttribute("name", name);
}
}
}
}
gchar const **
prefs_get_recent_files()
{
Inkscape::XML::Node *recent = inkscape_get_repr(INKSCAPE, "documents.recent");
if (recent) {
unsigned const docs = recent->childCount();
gchar const **datalst = (gchar const **) g_malloc(sizeof(gchar *) * ((docs * 2) + 1));
gint i;
Inkscape::XML::Node *child;
for (i = 0, child = recent->firstChild();
child != NULL;
child = child->next(), i += 2)
{
gchar const *uri = child->attribute("uri");
gchar const *name = child->attribute("name");
datalst[i] = uri;
datalst[i + 1] = name;
}
datalst[i] = NULL;
return datalst;
}
return NULL;
}
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :
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