moving trunk for module inkscape

(bzr r1)

1 files changed, 186 insertions, 0 deletions

diff --git a/src/prefs-utils.cpp b/src/prefs-utils.cpp
new file mode 100644
index 000000000..54c83c1e9
--- /dev/null
+++ b/src/prefs-utils.cpp
@@ -0,0 +1,186 @@
+/*
+ * 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"
+
+
+void
+prefs_set_int_attribute(gchar const *path, gchar const *attr, gint value)
+{
+    Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
+    if (repr) {
+        sp_repr_set_int(repr, attr, value);
+    }
+}
+
+gint
+prefs_get_int_attribute(gchar const *path, gchar const *attr, gint 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
+*/
+gint
+prefs_get_int_attribute_limited(gchar const *path, gchar const *attr, gint def, gint min, gint max)
+{
+    Inkscape::XML::Node *repr = inkscape_get_repr(INKSCAPE, path);
+    if (repr) {
+        gint 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) {
+            Inkscape::XML::Node *child = sp_repr_lookup_child(recent, "uri", uri);
+            if (child) {
+                recent->changeOrder(child, NULL);
+            } else {
+                if (recent->childCount() >= max_documents) {
+                    child = recent->firstChild();
+                    // count to the last
+                    for (unsigned i = 0; i + 2 < max_documents; ++i) {
+                        child = child->next();
+                    }
+                    // remove all after the last
+                    while (child->next()) {
+                        sp_repr_unparent(child->next());
+                    }
+                }
+                child = sp_repr_new("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 :