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-rw-r--r--src/ui/dialog/xml-tree.cpp952
1 files changed, 952 insertions, 0 deletions
diff --git a/src/ui/dialog/xml-tree.cpp b/src/ui/dialog/xml-tree.cpp
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index 0000000..1c82a11
--- /dev/null
+++ b/src/ui/dialog/xml-tree.cpp
@@ -0,0 +1,952 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/**
+ * @file
+ * XML editor.
+ */
+/* Authors:
+ * Lauris Kaplinski <lauris@kaplinski.com>
+ * MenTaLguY <mental@rydia.net>
+ * bulia byak <buliabyak@users.sf.net>
+ * Johan Engelen <goejendaagh@zonnet.nl>
+ * David Turner
+ * Jon A. Cruz <jon@joncruz.org>
+ * Abhishek Sharma
+ *
+ * Copyright (C) 1999-2006 Authors
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ *
+ */
+
+#include "xml-tree.h"
+
+#include <glibmm/i18n.h>
+#include <memory>
+
+#include "desktop.h"
+#include "document-undo.h"
+#include "document.h"
+#include "inkscape.h"
+#include "layer-manager.h"
+#include "message-context.h"
+#include "message-stack.h"
+
+#include "object/sp-root.h"
+#include "object/sp-string.h"
+
+#include "ui/dialog-events.h"
+#include "ui/icon-loader.h"
+#include "ui/icon-names.h"
+#include "ui/tools/tool-base.h"
+
+#include "widgets/sp-xmlview-tree.h"
+
+namespace {
+/**
+ * Set the orientation of `paned` to vertical or horizontal, and make the first child resizable
+ * if vertical, and the second child resizable if horizontal.
+ * @pre `paned` has two children
+ */
+void paned_set_vertical(Gtk::Paned &paned, bool vertical)
+{
+ paned.child_property_resize(*paned.get_child1()) = vertical;
+ assert(paned.child_property_resize(*paned.get_child2()));
+ paned.set_orientation(vertical ? Gtk::ORIENTATION_VERTICAL : Gtk::ORIENTATION_HORIZONTAL);
+}
+} // namespace
+
+namespace Inkscape {
+namespace UI {
+namespace Dialog {
+
+XmlTree::XmlTree()
+ : DialogBase("/dialogs/xml/", "XMLEditor")
+ , blocked(0)
+ , _message_stack(nullptr)
+ , _message_context(nullptr)
+ , selected_attr(0)
+ , selected_repr(nullptr)
+ , tree(nullptr)
+ , status("")
+ , new_window(nullptr)
+ , _updating(false)
+ , node_box(Gtk::ORIENTATION_VERTICAL)
+ , status_box(Gtk::ORIENTATION_HORIZONTAL)
+{
+ Gtk::Box *contents = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_VERTICAL));
+ status.set_halign(Gtk::ALIGN_START);
+ status.set_valign(Gtk::ALIGN_CENTER);
+ status.set_size_request(1, -1);
+ status.set_markup("");
+ status.set_line_wrap(true);
+ status.get_style_context()->add_class("inksmall");
+ status_box.pack_start( status, TRUE, TRUE, 0);
+ contents->pack_start(_paned, true, true, 0);
+ contents->set_valign(Gtk::ALIGN_FILL);
+ contents->child_property_fill(_paned);
+
+ _paned.set_vexpand(true);
+ _message_stack = std::make_shared<Inkscape::MessageStack>();
+ _message_context = std::unique_ptr<Inkscape::MessageContext>(new Inkscape::MessageContext(_message_stack));
+ _message_changed_connection = _message_stack->connectChanged(
+ sigc::bind(sigc::ptr_fun(_set_status_message), GTK_WIDGET(status.gobj())));
+
+ /* tree view */
+ tree = SP_XMLVIEW_TREE(sp_xmlview_tree_new(nullptr, nullptr, nullptr));
+ gtk_widget_set_tooltip_text( GTK_WIDGET(tree), _("Drag to reorder nodes") );
+
+ tree_toolbar.set_toolbar_style(Gtk::TOOLBAR_ICONS);
+
+ auto xml_element_new_icon = Gtk::manage(sp_get_icon_image("xml-element-new", Gtk::ICON_SIZE_LARGE_TOOLBAR));
+
+ xml_element_new_button.set_icon_widget(*xml_element_new_icon);
+ xml_element_new_button.set_label(_("New element node"));
+ xml_element_new_button.set_tooltip_text(_("New element node"));
+ xml_element_new_button.set_sensitive(false);
+ tree_toolbar.add(xml_element_new_button);
+
+ auto xml_text_new_icon = Gtk::manage(sp_get_icon_image("xml-text-new", Gtk::ICON_SIZE_LARGE_TOOLBAR));
+
+ xml_text_new_button.set_icon_widget(*xml_text_new_icon);
+ xml_text_new_button.set_label(_("New text node"));
+ xml_text_new_button.set_tooltip_text(_("New text node"));
+ xml_text_new_button.set_sensitive(false);
+ tree_toolbar.add(xml_text_new_button);
+
+ auto xml_node_duplicate_icon = Gtk::manage(sp_get_icon_image("xml-node-duplicate", Gtk::ICON_SIZE_LARGE_TOOLBAR));
+
+ xml_node_duplicate_button.set_icon_widget(*xml_node_duplicate_icon);
+ xml_node_duplicate_button.set_label(_("Duplicate node"));
+ xml_node_duplicate_button.set_tooltip_text(_("Duplicate node"));
+ xml_node_duplicate_button.set_sensitive(false);
+ tree_toolbar.add(xml_node_duplicate_button);
+
+ tree_toolbar.add(separator);
+
+ auto xml_node_delete_icon = Gtk::manage(sp_get_icon_image("xml-node-delete", Gtk::ICON_SIZE_LARGE_TOOLBAR));
+
+ xml_node_delete_button.set_icon_widget(*xml_node_delete_icon);
+ xml_node_delete_button.set_label(_("Delete node"));
+ xml_node_delete_button.set_tooltip_text(_("Delete node"));
+ xml_node_delete_button.set_sensitive(false);
+ tree_toolbar.add(xml_node_delete_button);
+
+ tree_toolbar.add(separator2);
+
+ auto format_indent_less_icon = Gtk::manage(sp_get_icon_image("format-indent-less", Gtk::ICON_SIZE_LARGE_TOOLBAR));
+
+ unindent_node_button.set_icon_widget(*format_indent_less_icon);
+ unindent_node_button.set_label(_("Unindent node"));
+ unindent_node_button.set_tooltip_text(_("Unindent node"));
+ unindent_node_button.set_sensitive(false);
+ tree_toolbar.add(unindent_node_button);
+
+ auto format_indent_more_icon = Gtk::manage(sp_get_icon_image("format-indent-more", Gtk::ICON_SIZE_LARGE_TOOLBAR));
+
+ indent_node_button.set_icon_widget(*format_indent_more_icon);
+ indent_node_button.set_label(_("Indent node"));
+ indent_node_button.set_tooltip_text(_("Indent node"));
+ indent_node_button.set_sensitive(false);
+ tree_toolbar.add(indent_node_button);
+
+ auto go_up_icon = Gtk::manage(sp_get_icon_image("go-up", Gtk::ICON_SIZE_LARGE_TOOLBAR));
+
+ raise_node_button.set_icon_widget(*go_up_icon);
+ raise_node_button.set_label(_("Raise node"));
+ raise_node_button.set_tooltip_text(_("Raise node"));
+ raise_node_button.set_sensitive(false);
+ tree_toolbar.add(raise_node_button);
+
+ auto go_down_icon = Gtk::manage(sp_get_icon_image("go-down", Gtk::ICON_SIZE_LARGE_TOOLBAR));
+
+ lower_node_button.set_icon_widget(*go_down_icon);
+ lower_node_button.set_label(_("Lower node"));
+ lower_node_button.set_tooltip_text(_("Lower node"));
+ lower_node_button.set_sensitive(false);
+ tree_toolbar.add(lower_node_button);
+
+ node_box.pack_start(tree_toolbar, FALSE, TRUE, 0);
+
+ Gtk::ScrolledWindow *tree_scroller = new Gtk::ScrolledWindow();
+ tree_scroller->set_overlay_scrolling(false);
+ tree_scroller->set_policy( Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC );
+ tree_scroller->set_shadow_type(Gtk::SHADOW_IN);
+ tree_scroller->add(*Gtk::manage(Glib::wrap(GTK_WIDGET(tree))));
+ fix_inner_scroll(tree_scroller);
+
+ node_box.pack_start(*Gtk::manage(tree_scroller));
+
+ node_box.pack_end(status_box, false, false, 2);
+ Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+ bool attrtoggler = prefs->getBool("/dialogs/xml/attrtoggler", true);
+ bool dir = prefs->getBool("/dialogs/xml/vertical", true);
+ attributes = new AttrDialog();
+ _paned.set_wide_handle(true);
+ _paned.pack1(node_box, false, false);
+ /* attributes */
+ Gtk::Box *actionsbox = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_HORIZONTAL));
+ actionsbox->set_valign(Gtk::ALIGN_START);
+ Gtk::Label *attrtogglerlabel = Gtk::manage(new Gtk::Label(_("Show attributes")));
+ attrtogglerlabel->set_margin_end(5);
+ _attrswitch.get_style_context()->add_class("inkswitch");
+ _attrswitch.get_style_context()->add_class("rawstyle");
+ _attrswitch.property_active() = attrtoggler;
+ _attrswitch.property_active().signal_changed().connect(sigc::mem_fun(*this, &XmlTree::_attrtoggler));
+ attrtogglerlabel->get_style_context()->add_class("inksmall");
+ actionsbox->pack_start(*attrtogglerlabel, Gtk::PACK_SHRINK);
+ actionsbox->pack_start(_attrswitch, Gtk::PACK_SHRINK);
+ Gtk::RadioButton::Group group;
+ Gtk::RadioButton *_horizontal = Gtk::manage(new Gtk::RadioButton());
+ Gtk::RadioButton *_vertical = Gtk::manage(new Gtk::RadioButton());
+ _horizontal->set_image_from_icon_name(INKSCAPE_ICON("horizontal"));
+ _vertical->set_image_from_icon_name(INKSCAPE_ICON("vertical"));
+ _horizontal->set_group(group);
+ _vertical->set_group(group);
+ _vertical->set_active(dir);
+ _vertical->signal_toggled().connect(sigc::bind(sigc::mem_fun(*this, &XmlTree::_toggleDirection), _vertical));
+ _horizontal->property_draw_indicator() = false;
+ _vertical->property_draw_indicator() = false;
+ actionsbox->pack_end(*_horizontal, false, false, 0);
+ actionsbox->pack_end(*_vertical, false, false, 0);
+ _paned.pack2(*attributes, true, false);
+ paned_set_vertical(_paned, dir);
+ contents->pack_start(*actionsbox, false, false, 0);
+ /* Signal handlers */
+ GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW(tree));
+ _selection_changed = g_signal_connect (G_OBJECT(selection), "changed", G_CALLBACK (on_tree_select_row), this);
+ _tree_move = g_signal_connect_after( G_OBJECT(tree), "tree_move", G_CALLBACK(after_tree_move), this);
+
+ xml_element_new_button.signal_clicked().connect(sigc::mem_fun(*this, &XmlTree::cmd_new_element_node));
+ xml_text_new_button.signal_clicked().connect(sigc::mem_fun(*this, &XmlTree::cmd_new_text_node));
+ xml_node_duplicate_button.signal_clicked().connect(sigc::mem_fun(*this, &XmlTree::cmd_duplicate_node));
+ xml_node_delete_button.signal_clicked().connect(sigc::mem_fun(*this, &XmlTree::cmd_delete_node));
+ unindent_node_button.signal_clicked().connect(sigc::mem_fun(*this, &XmlTree::cmd_unindent_node));
+ indent_node_button.signal_clicked().connect(sigc::mem_fun(*this, &XmlTree::cmd_indent_node));
+ raise_node_button.signal_clicked().connect(sigc::mem_fun(*this, &XmlTree::cmd_raise_node));
+ lower_node_button.signal_clicked().connect(sigc::mem_fun(*this, &XmlTree::cmd_lower_node));
+
+ set_name("XMLAndAttributesDialog");
+ set_spacing(0);
+ set_size_request(320, -1);
+ show_all();
+
+ int panedpos = prefs->getInt("/dialogs/xml/panedpos", 200);
+ _paned.property_position() = panedpos;
+ _paned.property_position().signal_changed().connect(sigc::mem_fun(*this, &XmlTree::_resized));
+
+ tree_reset_context();
+ pack_start(*Gtk::manage(contents), true, true);
+}
+
+void XmlTree::_resized()
+{
+ Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+
+ prefs->setInt("/dialogs/xml/panedpos", _paned.property_position());
+}
+
+void XmlTree::_toggleDirection(Gtk::RadioButton *vertical)
+{
+ Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+ bool dir = vertical->get_active();
+ prefs->setBool("/dialogs/xml/vertical", dir);
+ paned_set_vertical(_paned, dir);
+ prefs->setInt("/dialogs/xml/panedpos", _paned.property_position());
+}
+
+void XmlTree::_attrtoggler()
+{
+ Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+ bool attrtoggler = !prefs->getBool("/dialogs/xml/attrtoggler", true);
+ prefs->setBool("/dialogs/xml/attrtoggler", attrtoggler);
+ if (attrtoggler) {
+ attributes->show();
+ } else {
+ attributes->hide();
+ }
+}
+
+XmlTree::~XmlTree ()
+{
+ // disconnect signals, they can fire after we leave destructor when 'tree' gets deleted
+ GtkTreeSelection* selection = gtk_tree_view_get_selection (GTK_TREE_VIEW(tree));
+ g_signal_handler_disconnect(G_OBJECT(selection), _selection_changed);
+ g_signal_handler_disconnect(G_OBJECT(tree), _tree_move);
+
+ unsetDocument();
+ _message_changed_connection.disconnect();
+}
+
+/**
+ * Sets the XML status bar when the tree is selected.
+ */
+void XmlTree::tree_reset_context()
+{
+ _message_context->set(Inkscape::NORMAL_MESSAGE,
+ _("<b>Click</b> to select nodes, <b>drag</b> to rearrange."));
+}
+
+void XmlTree::unsetDocument()
+{
+ document_uri_set_connection.disconnect();
+ if (deferred_on_tree_select_row_id != 0) {
+ g_source_destroy(g_main_context_find_source_by_id(nullptr, deferred_on_tree_select_row_id));
+ deferred_on_tree_select_row_id = 0;
+ }
+}
+
+void XmlTree::documentReplaced()
+{
+ unsetDocument();
+ if (auto document = getDocument()) {
+ // TODO: Why is this a document property?
+ document->setXMLDialogSelectedObject(nullptr);
+
+ document_uri_set_connection =
+ document->connectFilenameSet(sigc::bind(sigc::ptr_fun(&on_document_uri_set), document));
+ on_document_uri_set(document->getDocumentFilename(), document);
+ set_tree_repr(document->getReprRoot());
+ } else {
+ set_tree_repr(nullptr);
+ }
+}
+
+void XmlTree::selectionChanged(Selection *selection)
+{
+ if (!blocked++) {
+ Inkscape::XML::Node *node = get_dt_select();
+ set_tree_select(node);
+ }
+ blocked--;
+}
+
+void XmlTree::set_tree_repr(Inkscape::XML::Node *repr)
+{
+ if (repr == selected_repr) {
+ return;
+ }
+
+ sp_xmlview_tree_set_repr(tree, repr);
+ if (repr) {
+ set_tree_select(get_dt_select());
+ } else {
+ set_tree_select(nullptr);
+ }
+
+ propagate_tree_select(selected_repr);
+
+}
+
+/**
+ * Expand all parent nodes of `repr`
+ */
+static void expand_parents(SPXMLViewTree *tree, Inkscape::XML::Node *repr)
+{
+ auto parentrepr = repr->parent();
+ if (!parentrepr) {
+ return;
+ }
+
+ expand_parents(tree, parentrepr);
+
+ GtkTreeIter node;
+ if (sp_xmlview_tree_get_repr_node(tree, parentrepr, &node)) {
+ GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(tree->store), &node);
+ if (path) {
+ gtk_tree_view_expand_row(GTK_TREE_VIEW(tree), path, false);
+ }
+ }
+}
+
+void XmlTree::set_tree_select(Inkscape::XML::Node *repr)
+{
+ if (selected_repr) {
+ Inkscape::GC::release(selected_repr);
+ }
+ selected_repr = repr;
+ if (selected_repr) {
+ Inkscape::GC::anchor(selected_repr);
+ }
+ if (auto document = getDocument()) {
+ document->setXMLDialogSelectedObject(nullptr);
+ }
+ if (repr) {
+ GtkTreeIter node;
+
+ Inkscape::GC::anchor(selected_repr);
+
+ expand_parents(tree, repr);
+
+ if (sp_xmlview_tree_get_repr_node(SP_XMLVIEW_TREE(tree), repr, &node)) {
+
+ GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree));
+ gtk_tree_selection_unselect_all (selection);
+
+ GtkTreePath* path = gtk_tree_model_get_path(GTK_TREE_MODEL(tree->store), &node);
+ gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(tree), path, nullptr, TRUE, 0.66, 0.0);
+ gtk_tree_selection_select_iter(selection, &node);
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(tree), path, NULL, false);
+ gtk_tree_path_free(path);
+
+ } else {
+ g_message("XmlTree::set_tree_select : Couldn't find repr node");
+ }
+ } else {
+ GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree));
+ gtk_tree_selection_unselect_all (selection);
+
+ on_tree_unselect_row_disable();
+ }
+ propagate_tree_select(repr);
+}
+
+
+
+void XmlTree::propagate_tree_select(Inkscape::XML::Node *repr)
+{
+ if (repr &&
+ (repr->type() == Inkscape::XML::NodeType::ELEMENT_NODE ||
+ repr->type() == Inkscape::XML::NodeType::TEXT_NODE ||
+ repr->type() == Inkscape::XML::NodeType::COMMENT_NODE))
+ {
+ attributes->setRepr(repr);
+ } else {
+ attributes->setRepr(nullptr);
+ }
+}
+
+
+Inkscape::XML::Node *XmlTree::get_dt_select()
+{
+ if (auto selection = getSelection()) {
+ return selection->singleRepr();
+ }
+ return nullptr;
+}
+
+
+/**
+ * Like SPDesktop::isLayer(), but ignores SPGroup::effectiveLayerMode().
+ */
+static bool isRealLayer(SPObject const *object)
+{
+ auto group = dynamic_cast<SPGroup const *>(object);
+ return group && group->layerMode() == SPGroup::LAYER;
+}
+
+void XmlTree::set_dt_select(Inkscape::XML::Node *repr)
+{
+ auto document = getDocument();
+ if (!document)
+ return;
+
+ SPObject *object;
+ if (repr) {
+ while ( ( repr->type() != Inkscape::XML::NodeType::ELEMENT_NODE )
+ && repr->parent() )
+ {
+ repr = repr->parent();
+ } // end of while loop
+
+ object = document->getObjectByRepr(repr);
+ } else {
+ object = nullptr;
+ }
+
+ blocked++;
+
+ if (!object || !in_dt_coordsys(*object)) {
+ // object not on canvas
+ } else if (isRealLayer(object)) {
+ getDesktop()->layerManager().setCurrentLayer(object);
+ } else {
+ if (SP_IS_GROUP(object->parent)) {
+ getDesktop()->layerManager().setCurrentLayer(object->parent);
+ }
+
+ getSelection()->set(SP_ITEM(object));
+ }
+
+ document->setXMLDialogSelectedObject(object);
+ blocked--;
+}
+
+
+void XmlTree::on_tree_select_row(GtkTreeSelection *selection, gpointer data)
+{
+ XmlTree *self = static_cast<XmlTree *>(data);
+
+ if (self->blocked || !self->getDesktop()) {
+ return;
+ }
+
+ // Defer the update after all events have been processed. Allows skipping
+ // of invalid intermediate selection states, like the automatic next row
+ // selection after `gtk_tree_store_remove`.
+ if (self->deferred_on_tree_select_row_id == 0) {
+ self->deferred_on_tree_select_row_id = //
+ g_idle_add(XmlTree::deferred_on_tree_select_row, data);
+ }
+}
+
+gboolean XmlTree::deferred_on_tree_select_row(gpointer data)
+{
+ XmlTree *self = static_cast<XmlTree *>(data);
+
+ self->deferred_on_tree_select_row_id = 0;
+
+ GtkTreeIter iter;
+ GtkTreeModel *model;
+
+ if (self->selected_repr) {
+ Inkscape::GC::release(self->selected_repr);
+ self->selected_repr = nullptr;
+ }
+
+ GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(self->tree));
+
+ if (!gtk_tree_selection_get_selected (selection, &model, &iter)) {
+ // Nothing selected, update widgets
+ self->propagate_tree_select(nullptr);
+ self->set_dt_select(nullptr);
+ self->on_tree_unselect_row_disable();
+ return FALSE;
+ }
+
+ Inkscape::XML::Node *repr = sp_xmlview_tree_node_get_repr(model, &iter);
+ g_assert(repr != nullptr);
+
+
+ self->selected_repr = repr;
+ Inkscape::GC::anchor(self->selected_repr);
+
+ self->propagate_tree_select(self->selected_repr);
+
+ self->set_dt_select(self->selected_repr);
+
+ self->tree_reset_context();
+
+ self->on_tree_select_row_enable(&iter);
+
+ return FALSE;
+}
+
+
+void XmlTree::after_tree_move(SPXMLViewTree * /*tree*/, gpointer value, gpointer data)
+{
+ XmlTree *self = static_cast<XmlTree *>(data);
+ guint val = GPOINTER_TO_UINT(value);
+
+ if (val) {
+ DocumentUndo::done(self->getDocument(), Q_("Undo History / XML dialog|Drag XML subtree"), INKSCAPE_ICON("dialog-xml-editor"));
+ } else {
+ DocumentUndo::cancel(self->getDocument());
+ }
+}
+
+void XmlTree::_set_status_message(Inkscape::MessageType /*type*/, const gchar *message, GtkWidget *widget)
+{
+ if (widget) {
+ gtk_label_set_markup(GTK_LABEL(widget), message ? message : "");
+ }
+}
+
+void XmlTree::on_tree_select_row_enable(GtkTreeIter *node)
+{
+ if (!node) {
+ return;
+ }
+
+ Inkscape::XML::Node *repr = sp_xmlview_tree_node_get_repr(GTK_TREE_MODEL(tree->store), node);
+ Inkscape::XML::Node *parent=repr->parent();
+
+ //on_tree_select_row_enable_if_mutable
+ xml_node_duplicate_button.set_sensitive(xml_tree_node_mutable(node));
+ xml_node_delete_button.set_sensitive(xml_tree_node_mutable(node));
+
+ //on_tree_select_row_enable_if_element
+ if (repr->type() == Inkscape::XML::NodeType::ELEMENT_NODE) {
+ xml_element_new_button.set_sensitive(true);
+ xml_text_new_button.set_sensitive(true);
+
+ } else {
+ xml_element_new_button.set_sensitive(false);
+ xml_text_new_button.set_sensitive(false);
+ }
+
+ //on_tree_select_row_enable_if_has_grandparent
+ {
+ GtkTreeIter parent;
+ if (gtk_tree_model_iter_parent(GTK_TREE_MODEL(tree->store), &parent, node)) {
+ GtkTreeIter grandparent;
+ if (gtk_tree_model_iter_parent(GTK_TREE_MODEL(tree->store), &grandparent, &parent)) {
+ unindent_node_button.set_sensitive(true);
+ } else {
+ unindent_node_button.set_sensitive(false);
+ }
+ } else {
+ unindent_node_button.set_sensitive(false);
+ }
+ }
+ // on_tree_select_row_enable_if_indentable
+ gboolean indentable = FALSE;
+
+ if (xml_tree_node_mutable(node)) {
+ Inkscape::XML::Node *prev;
+
+ if ( parent && repr != parent->firstChild() ) {
+ g_assert(parent->firstChild());
+
+ // skip to the child just before the current repr
+ for ( prev = parent->firstChild() ;
+ prev && prev->next() != repr ;
+ prev = prev->next() ){};
+
+ if (prev && (prev->type() == Inkscape::XML::NodeType::ELEMENT_NODE)) {
+ indentable = TRUE;
+ }
+ }
+ }
+
+ indent_node_button.set_sensitive(indentable);
+
+ //on_tree_select_row_enable_if_not_first_child
+ {
+ if ( parent && repr != parent->firstChild() ) {
+ raise_node_button.set_sensitive(true);
+ } else {
+ raise_node_button.set_sensitive(false);
+ }
+ }
+
+ //on_tree_select_row_enable_if_not_last_child
+ {
+ if ( parent && (parent->parent() && repr->next())) {
+ lower_node_button.set_sensitive(true);
+ } else {
+ lower_node_button.set_sensitive(false);
+ }
+ }
+}
+
+
+gboolean XmlTree::xml_tree_node_mutable(GtkTreeIter *node)
+{
+ // top-level is immutable, obviously
+ GtkTreeIter parent;
+ if (!gtk_tree_model_iter_parent(GTK_TREE_MODEL(tree->store), &parent, node)) {
+ return false;
+ }
+
+
+ // if not in base level (where namedview, defs, etc go), we're mutable
+ GtkTreeIter child;
+ if (gtk_tree_model_iter_parent(GTK_TREE_MODEL(tree->store), &child, &parent)) {
+ return true;
+ }
+
+ Inkscape::XML::Node *repr;
+ repr = sp_xmlview_tree_node_get_repr(GTK_TREE_MODEL(tree->store), node);
+ g_assert(repr);
+
+ // don't let "defs" or "namedview" disappear
+ if ( !strcmp(repr->name(),"svg:defs") ||
+ !strcmp(repr->name(),"sodipodi:namedview") ) {
+ return false;
+ }
+
+ // everyone else is okay, I guess. :)
+ return true;
+}
+
+
+
+void XmlTree::on_tree_unselect_row_disable()
+{
+ xml_text_new_button.set_sensitive(false);
+ xml_element_new_button.set_sensitive(false);
+ xml_node_delete_button.set_sensitive(false);
+ xml_node_duplicate_button.set_sensitive(false);
+ unindent_node_button.set_sensitive(false);
+ indent_node_button.set_sensitive(false);
+ raise_node_button.set_sensitive(false);
+ lower_node_button.set_sensitive(false);
+}
+
+void XmlTree::onCreateNameChanged()
+{
+ Glib::ustring text = name_entry->get_text();
+ /* TODO: need to do checking a little more rigorous than this */
+ create_button->set_sensitive(!text.empty());
+}
+
+void XmlTree::on_document_uri_set(gchar const * /*uri*/, SPDocument * /*document*/)
+{
+/*
+ * Seems to be no way to set the title on a docked dialog
+*/
+}
+
+gboolean XmlTree::quit_on_esc (GtkWidget *w, GdkEventKey *event, GObject */*tbl*/)
+{
+ switch (Inkscape::UI::Tools::get_latin_keyval (event)) {
+ case GDK_KEY_Escape: // defocus
+ gtk_widget_destroy(w);
+ return TRUE;
+ case GDK_KEY_Return: // create
+ case GDK_KEY_KP_Enter:
+ gtk_widget_destroy(w);
+ return TRUE;
+ }
+ return FALSE;
+}
+
+void XmlTree::cmd_new_element_node()
+{
+ auto document = getDocument();
+ if (!document)
+ return;
+
+ Gtk::Dialog dialog;
+ Gtk::Entry entry;
+
+ dialog.get_content_area()->pack_start(entry);
+ dialog.add_button("Cancel", Gtk::RESPONSE_CANCEL);
+ dialog.add_button("Create", Gtk::RESPONSE_OK);
+ dialog.show_all();
+
+ int result = dialog.run();
+ if (result == Gtk::RESPONSE_OK) {
+ Glib::ustring new_name = entry.get_text();
+ if (!new_name.empty()) {
+ Inkscape::XML::Document *xml_doc = document->getReprDoc();
+ Inkscape::XML::Node *new_repr;
+ new_repr = xml_doc->createElement(new_name.c_str());
+ Inkscape::GC::release(new_repr);
+ selected_repr->appendChild(new_repr);
+ set_tree_select(new_repr);
+ set_dt_select(new_repr);
+
+ DocumentUndo::done(document, Q_("Undo History / XML dialog|Create new element node"), INKSCAPE_ICON("dialog-xml-editor"));
+ }
+ }
+} // end of cmd_new_element_node()
+
+
+void XmlTree::cmd_new_text_node()
+{
+ auto document = getDocument();
+ if (!document)
+ return;
+
+ g_assert(selected_repr != nullptr);
+
+ Inkscape::XML::Document *xml_doc = document->getReprDoc();
+ Inkscape::XML::Node *text = xml_doc->createTextNode("");
+ selected_repr->appendChild(text);
+
+ DocumentUndo::done(document, Q_("Undo History / XML dialog|Create new text node"), INKSCAPE_ICON("dialog-xml-editor"));
+
+ set_tree_select(text);
+ set_dt_select(text);
+}
+
+void XmlTree::cmd_duplicate_node()
+{
+ auto document = getDocument();
+ if (!document)
+ return;
+
+ g_assert(selected_repr != nullptr);
+
+ Inkscape::XML::Node *parent = selected_repr->parent();
+ Inkscape::XML::Node *dup = selected_repr->duplicate(parent->document());
+ parent->addChild(dup, selected_repr);
+
+ DocumentUndo::done(document, Q_("Undo History / XML dialog|Duplicate node"), INKSCAPE_ICON("dialog-xml-editor"));
+
+ GtkTreeIter node;
+
+ if (sp_xmlview_tree_get_repr_node(SP_XMLVIEW_TREE(tree), dup, &node)) {
+ GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree));
+ gtk_tree_selection_select_iter(selection, &node);
+ }
+}
+
+void XmlTree::cmd_delete_node()
+{
+ auto document = getDocument();
+ if (!document)
+ return;
+
+ g_assert(selected_repr != nullptr);
+
+ document->setXMLDialogSelectedObject(nullptr);
+
+ Inkscape::XML::Node *parent = selected_repr->parent();
+
+ sp_repr_unparent(selected_repr);
+
+ if (parent) {
+ auto parentobject = document->getObjectByRepr(parent);
+ if (parentobject) {
+ parentobject->requestDisplayUpdate(SP_OBJECT_CHILD_MODIFIED_FLAG);
+ }
+ }
+
+ DocumentUndo::done(document, Q_("Undo History / XML dialog|Delete node"), INKSCAPE_ICON("dialog-xml-editor"));
+}
+
+void XmlTree::cmd_raise_node()
+{
+ auto document = getDocument();
+ if (!document)
+ return;
+
+ g_assert(selected_repr != nullptr);
+
+ Inkscape::XML::Node *parent = selected_repr->parent();
+ g_return_if_fail(parent != nullptr);
+ g_return_if_fail(parent->firstChild() != selected_repr);
+
+ Inkscape::XML::Node *ref = nullptr;
+ Inkscape::XML::Node *before = parent->firstChild();
+ while (before && (before->next() != selected_repr)) {
+ ref = before;
+ before = before->next();
+ }
+
+ parent->changeOrder(selected_repr, ref);
+
+ DocumentUndo::done(document, Q_("Undo History / XML dialog|Raise node"), INKSCAPE_ICON("dialog-xml-editor"));
+
+ set_tree_select(selected_repr);
+ set_dt_select(selected_repr);
+}
+
+
+
+void XmlTree::cmd_lower_node()
+{
+ auto document = getDocument();
+ if (!document)
+ return;
+
+ g_assert(selected_repr != nullptr);
+
+ g_return_if_fail(selected_repr->next() != nullptr);
+ Inkscape::XML::Node *parent = selected_repr->parent();
+
+ parent->changeOrder(selected_repr, selected_repr->next());
+
+ DocumentUndo::done(document, Q_("Undo History / XML dialog|Lower node"), INKSCAPE_ICON("dialog-xml-editor"));
+
+ set_tree_select(selected_repr);
+ set_dt_select(selected_repr);
+}
+
+void XmlTree::cmd_indent_node()
+{
+ auto document = getDocument();
+ if (!document)
+ return;
+
+ Inkscape::XML::Node *repr = selected_repr;
+ g_assert(repr != nullptr);
+
+ Inkscape::XML::Node *parent = repr->parent();
+ g_return_if_fail(parent != nullptr);
+ g_return_if_fail(parent->firstChild() != repr);
+
+ Inkscape::XML::Node* prev = parent->firstChild();
+ while (prev && (prev->next() != repr)) {
+ prev = prev->next();
+ }
+ g_return_if_fail(prev != nullptr);
+ g_return_if_fail(prev->type() == Inkscape::XML::NodeType::ELEMENT_NODE);
+
+ Inkscape::XML::Node* ref = nullptr;
+ if (prev->firstChild()) {
+ for( ref = prev->firstChild() ; ref->next() ; ref = ref->next() ){};
+ }
+
+ parent->removeChild(repr);
+ prev->addChild(repr, ref);
+
+ DocumentUndo::done(document, Q_("Undo History / XML dialog|Indent node"), INKSCAPE_ICON("dialog-xml-editor"));
+ set_tree_select(repr);
+ set_dt_select(repr);
+
+} // end of cmd_indent_node()
+
+
+
+void XmlTree::cmd_unindent_node()
+{
+ auto document = getDocument();
+ if (!document)
+ return;
+
+ Inkscape::XML::Node *repr = selected_repr;
+ g_assert(repr != nullptr);
+
+ Inkscape::XML::Node *parent = repr->parent();
+ g_return_if_fail(parent);
+ Inkscape::XML::Node *grandparent = parent->parent();
+ g_return_if_fail(grandparent);
+
+ parent->removeChild(repr);
+ grandparent->addChild(repr, parent);
+
+ DocumentUndo::done(document, Q_("Undo History / XML dialog|Unindent node"), INKSCAPE_ICON("dialog-xml-editor"));
+
+ set_tree_select(repr);
+ set_dt_select(repr);
+
+} // end of cmd_unindent_node()
+
+/** Returns true iff \a item is suitable to be included in the selection, in particular
+ whether it has a bounding box in the desktop coordinate system for rendering resize handles.
+
+ Descendents of <defs> nodes (markers etc.) return false, for example.
+*/
+bool XmlTree::in_dt_coordsys(SPObject const &item)
+{
+ /* Definition based on sp_item_i2doc_affine. */
+ SPObject const *child = &item;
+ while (SP_IS_ITEM(child)) {
+ SPObject const * const parent = child->parent;
+ if (parent == nullptr) {
+ g_assert(SP_IS_ROOT(child));
+ if (child == &item) {
+ // item is root
+ return false;
+ }
+ return true;
+ }
+ child = parent;
+ }
+ g_assert(!SP_IS_ROOT(child));
+ return false;
+}
+
+void XmlTree::desktopReplaced() {
+ // subdialog does not receive desktopReplace calls, we need to propagate desktop change
+ if (attributes) {
+ attributes->setDesktop(getDesktop());
+ }
+}
+
+}
+}
+}
+
+/*
+ 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:fileencoding=utf-8:textwidth=99 :