#include "xml-tree.h"

#include "widgets/icon.h"

#include <gdk/gdkkeysyms.h>

#include <glibmm/i18n.h>

#include <gtkmm/stock.h>

#include "desktop.h"

#include "desktop-handles.h"

#include "dialogs/dialog-events.h"

#include "document.h"

#include "document-undo.h"

#include "ui/tools/tool-base.h"

#include "helper/window.h"

#include "inkscape.h"

#include "interface.h"

#include "macros.h"

#include "message-context.h"

#include "message-stack.h"

#include "preferences.h"

#include "selection.h"

#include "shortcuts.h"

#include "sp-root.h"

#include "sp-string.h"

#include "sp-tspan.h"

#include "ui/icon-names.h"

#include "verbs.h"

#include "widgets/icon.h"

#include "widgets/sp-xmlview-attr-list.h"

#include "widgets/sp-xmlview-content.h"

#include "widgets/sp-xmlview-tree.h"

namespace Inkscape {

namespace UI {

namespace Dialog {

XmlTree::XmlTree (void) :

UI::Widget::Panel ("", "/dialogs/xml/", SP_VERB_DIALOG_XML_EDITOR),

blocked (0),

_message_stack (NULL),

_message_context (NULL),

current_desktop (NULL),

current_document (NULL),

selected_attr (0),

selected_repr (NULL),

tree (NULL),

attributes (NULL),

content (NULL),

attr_name (),

status (""),

tree_toolbar(),

xml_element_new_button ( _("New element node")),

xml_text_new_button ( _("New text node")),

xml_node_delete_button ( Q_("nodeAsInXMLdialogTooltip|Delete node")),

xml_node_duplicate_button ( _("Duplicate node")),

unindent_node_button (Gtk::Stock::UNINDENT),

indent_node_button (Gtk::Stock::INDENT),

raise_node_button (Gtk::Stock::GO_UP),

lower_node_button (Gtk::Stock::GO_DOWN),

attr_toolbar(),

xml_attribute_delete_button (_("Delete attribute")),

text_container (),

attr_container (),

#if WITH_GTKMM_3_0

attr_subpaned_container(Gtk::ORIENTATION_VERTICAL),

#else

attr_subpaned_container(),

#endif

set_attr (_("Set")),

new_window(NULL)

{

SPDesktop *desktop = SP_ACTIVE_DESKTOP;

if (!desktop) {

return;

}

Gtk::Box *contents = _getContents();

contents->set_spacing(0);

contents->set_size_request(320, 260);

status.set_alignment( 0.0, 0.5);

status.set_size_request(1, -1);

status.set_markup("");

#if WITH_GTKMM_3_0

status.set_line_wrap(true);

#endif

status_box.pack_start( status, TRUE, TRUE, 0);

contents->pack_end(status_box, false, false, 2);

paned.set_position(256);

contents->pack_start(paned, TRUE, TRUE, 0);

_message_stack = new Inkscape::MessageStack();

_message_context = 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 */

paned.pack1(left_box);

tree = SP_XMLVIEW_TREE(sp_xmlview_tree_new(NULL, NULL, NULL));

gtk_widget_set_tooltip_text( GTK_WIDGET(tree), _("Drag to reorder nodes") );

tree_toolbar.set_toolbar_style(Gtk::TOOLBAR_ICONS);

xml_element_new_button.set_icon_widget(*Gtk::manage(Glib::wrap(

sp_icon_new (Inkscape::ICON_SIZE_LARGE_TOOLBAR, INKSCAPE_ICON("xml-element-new")))) );

xml_element_new_button.set_tooltip_text(_("New element node"));

xml_element_new_button.set_sensitive(false);

tree_toolbar.add(xml_element_new_button);

xml_text_new_button.set_icon_widget(*Gtk::manage(Glib::wrap(

sp_icon_new (Inkscape::ICON_SIZE_LARGE_TOOLBAR, INKSCAPE_ICON("xml-text-new")))));

xml_text_new_button.set_tooltip_text(_("New text node"));

xml_text_new_button.set_sensitive(false);

tree_toolbar.add(xml_text_new_button);

xml_node_duplicate_button.set_icon_widget(*Gtk::manage(Glib::wrap(

sp_icon_new (Inkscape::ICON_SIZE_LARGE_TOOLBAR, INKSCAPE_ICON("xml-node-duplicate")))));

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);

xml_node_delete_button.set_icon_widget(*Gtk::manage(Glib::wrap(

sp_icon_new (Inkscape::ICON_SIZE_LARGE_TOOLBAR, INKSCAPE_ICON("xml-node-delete")))));

xml_node_delete_button.set_tooltip_text(Q_("nodeAsInXMLdialogTooltip|Delete node"));

xml_node_delete_button.set_sensitive(false);

tree_toolbar.add(xml_node_delete_button);

tree_toolbar.add(separator2);

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);

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);

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);

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);

left_box.pack_start(tree_toolbar, FALSE, TRUE, 0);

Gtk::ScrolledWindow *tree_scroller = new Gtk::ScrolledWindow();

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))));

left_box.pack_start(*tree_scroller);

/* node view */

paned.pack2(right_box);

/* attributes */

right_box.pack_start( attr_container, TRUE, TRUE, 0 );

attributes = SP_XMLVIEW_ATTR_LIST(sp_xmlview_attr_list_new(NULL));

attr_toolbar.set_toolbar_style(Gtk::TOOLBAR_ICONS);

xml_attribute_delete_button.set_icon_widget(*Gtk::manage(Glib::wrap(sp_icon_new (Inkscape::ICON_SIZE_LARGE_TOOLBAR, INKSCAPE_ICON("xml-attribute-delete")))));

xml_attribute_delete_button.set_tooltip_text(_("Delete attribute"));

xml_attribute_delete_button.set_sensitive(false);

attr_toolbar.add(xml_attribute_delete_button);

attr_container.pack_start( attr_toolbar, FALSE, TRUE, 0 );

attr_container.pack_start( attr_subpaned_container, TRUE, TRUE, 0 );

Gtk::ScrolledWindow *attr_scroller = new Gtk::ScrolledWindow();

attr_scroller->set_policy( Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC );

attr_scroller->set_shadow_type(Gtk::SHADOW_IN);

attr_scroller->set_size_request(0, 60);

attr_subpaned_container.pack1( *attr_scroller );

attr_scroller->add(*Gtk::manage(Glib::wrap(GTK_WIDGET(attributes))));

attr_vbox.pack_start( attr_hbox, FALSE, TRUE, 0);

attr_name.set_tooltip_text(_("Attribute name") ); // TRANSLATORS: "Attribute" is a noun here

attr_name.set_width_chars (10);

attr_hbox.pack_start( attr_name, TRUE, TRUE, 0);

set_attr.set_sensitive(FALSE);

attr_hbox.pack_start(set_attr, FALSE, FALSE, 0);

Gtk::ScrolledWindow *scroller = new Gtk::ScrolledWindow();

scroller->set_policy( Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC );

scroller->set_shadow_type(Gtk::SHADOW_IN);

attr_vbox.pack_start(*scroller, TRUE, TRUE, 0);

attr_value.set_size_request(0, 60);

attr_value.set_wrap_mode(Gtk::WRAP_CHAR);

attr_value.set_tooltip_text( _("Attribute value") );// TRANSLATORS: "Attribute" is a noun here

attr_value.set_editable(TRUE);

scroller->add(attr_value);

attr_subpaned_container.pack2( attr_vbox, FALSE, TRUE );

/* text */

text_container.set_policy( Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC );

right_box.pack_start(text_container, TRUE, TRUE, 0);

content = SP_XMLVIEW_CONTENT(sp_xmlview_content_new(NULL));

text_container.add(*Gtk::manage(Glib::wrap(GTK_WIDGET(content))));

/* Signal handlers */

GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW(tree));

g_signal_connect (G_OBJECT(selection), "changed", G_CALLBACK (on_tree_select_row), this);

g_signal_connect_after( G_OBJECT(tree), "tree_move", G_CALLBACK(after_tree_move), this);

selection = gtk_tree_view_get_selection (GTK_TREE_VIEW(attributes));

g_signal_connect (G_OBJECT(selection), "changed", G_CALLBACK (on_attr_select_row), this);

g_signal_connect( G_OBJECT(attributes), "row-value-changed", G_CALLBACK(on_attr_row_changed), 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));

xml_attribute_delete_button.signal_clicked().connect(sigc::mem_fun(*this, &XmlTree::cmd_delete_attr));

set_attr.signal_clicked().connect(sigc::mem_fun(*this, &XmlTree::cmd_set_attr));

attr_name.signal_changed().connect(sigc::mem_fun(*this, &XmlTree::onNameChanged));

attr_value.signal_key_press_event().connect(sigc::mem_fun(*this, &XmlTree::sp_xml_tree_key_press), false);

desktopChangeConn = deskTrack.connectDesktopChanged( sigc::mem_fun(*this, &XmlTree::set_tree_desktop) );

deskTrack.connect(GTK_WIDGET(gobj()));

/* initial show/hide */

show_all();

tree_reset_context();

g_assert(desktop != NULL);

set_tree_desktop(desktop);

}

void XmlTree::present()

{

text_container.hide();

attr_container.hide();

set_tree_select(get_dt_select());

UI::Widget::Panel::present();

}

XmlTree::~XmlTree (void)

{

set_tree_desktop(NULL);

_message_changed_connection.disconnect();

delete _message_context;

_message_context = NULL;

Inkscape::GC::release(_message_stack);

_message_stack = NULL;

_message_changed_connection.~connection();

}

void XmlTree::setDesktop(SPDesktop *desktop)

{

Panel::setDesktop(desktop);

deskTrack.setBase(desktop);

}

void XmlTree::tree_reset_context()

{

_message_context->set(Inkscape::NORMAL_MESSAGE,

_("<b>Click</b> to select nodes, <b>drag</b> to rearrange."));

}

void XmlTree::attr_reset_context(gint attr)

{

if (attr == 0) {

_message_context->set(Inkscape::NORMAL_MESSAGE,

_("<b>Click</b> attribute to edit."));

}

else {

const gchar *name = g_quark_to_string(attr);

gchar *message = g_strdup_printf(_("Attribute <b>%s</b> selected. Press <b>Ctrl+Enter</b> when done editing to commit changes."), name);

_message_context->set(Inkscape::NORMAL_MESSAGE, message);

g_free(message);

}

}

bool XmlTree::sp_xml_tree_key_press(GdkEventKey *event)

{

unsigned int shortcut = Inkscape::UI::Tools::get_group0_keyval (event) |

( event->state & GDK_SHIFT_MASK ?

SP_SHORTCUT_SHIFT_MASK : 0 ) |

( event->state & GDK_CONTROL_MASK ?

SP_SHORTCUT_CONTROL_MASK : 0 ) |

( event->state & GDK_MOD1_MASK ?

SP_SHORTCUT_ALT_MASK : 0 );

/* fixme: if you need to add more xml-tree-specific callbacks, you should probably upgrade

if (shortcut == (SP_SHORTCUT_CONTROL_MASK | GDK_KEY_Return)) {

cmd_set_attr();

return true;

}

return false;

}

void XmlTree::set_tree_desktop(SPDesktop *desktop)

{

if ( desktop == current_desktop ) {

return;

}

if (current_desktop) {

sel_changed_connection.disconnect();

document_replaced_connection.disconnect();

}

current_desktop = desktop;

if (desktop) {

sel_changed_connection = sp_desktop_selection(desktop)->connectChanged(sigc::hide(sigc::mem_fun(this, &XmlTree::on_desktop_selection_changed)));

document_replaced_connection = desktop->connectDocumentReplaced(sigc::mem_fun(this, &XmlTree::on_document_replaced));

set_tree_document(sp_desktop_document(desktop));

} else {

set_tree_document(NULL);

}

} // end of set_tree_desktop()

void XmlTree::set_tree_document(SPDocument *document)

{

if (document == current_document) {

return;

}

if (current_document) {

document_uri_set_connection.disconnect();

}

current_document = document;

if (current_document) {

document_uri_set_connection = current_document->connectURISet(sigc::bind(sigc::ptr_fun(&on_document_uri_set), current_document));

on_document_uri_set( current_document->getURI(), current_document );

set_tree_repr(current_document->getReprRoot());

} else {

set_tree_repr(NULL);

}

}

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(NULL);

}

propagate_tree_select(selected_repr);

}

void XmlTree::set_tree_select(Inkscape::XML::Node *repr)

{

if (selected_repr) {

Inkscape::GC::release(selected_repr);

}

selected_repr = repr;

if (repr) {

GtkTreeIter node;

Inkscape::GC::anchor(selected_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_expand_to_path (GTK_TREE_VIEW(tree), path);

gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(tree), path, NULL, TRUE, 0.66, 0.0);

gtk_tree_path_free(path);

gtk_tree_selection_select_iter(selection, &node);

} else {

g_message("XmlTree::set_tree_select : Couldnt 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();

on_tree_unselect_row_hide();

}

propagate_tree_select(repr);

}

void XmlTree::propagate_tree_select(Inkscape::XML::Node *repr)

{

if (repr && (repr->type() == Inkscape::XML::ELEMENT_NODE)) {

sp_xmlview_attr_list_set_repr(attributes, repr);

} else {

sp_xmlview_attr_list_set_repr(attributes, NULL);

}

if (repr && ( repr->type() == Inkscape::XML::TEXT_NODE || repr->type() == Inkscape::XML::COMMENT_NODE || repr->type() == Inkscape::XML::PI_NODE ) ) {

sp_xmlview_content_set_repr(content, repr);

} else {

sp_xmlview_content_set_repr(content, NULL);

}

}

Inkscape::XML::Node *XmlTree::get_dt_select()

{

if (!current_desktop) {

return NULL;

}

return sp_desktop_selection(current_desktop)->singleRepr();

}

void XmlTree::set_dt_select(Inkscape::XML::Node *repr)

{

if (!current_desktop) {

return;

}

Inkscape::Selection *selection = sp_desktop_selection(current_desktop);

SPObject *object;

if (repr) {

while ( ( repr->type() != Inkscape::XML::ELEMENT_NODE )

&& repr->parent() )

{

repr = repr->parent();

} // end of while loop

object = sp_desktop_document(current_desktop)->getObjectByRepr(repr);

} else {

object = NULL;

}

blocked++;

if ( object && in_dt_coordsys(*object)

&& !(SP_IS_STRING(object) ||

SP_IS_ROOT(object) ) )

{

/* We cannot set selection to root or string - they are not items and selection is not

selection->set(SP_ITEM(object));

}

blocked--;

} // end of set_dt_select()

void XmlTree::on_tree_select_row(GtkTreeSelection *selection, gpointer data)

{

XmlTree *self = static_cast<XmlTree *>(data);

GtkTreeIter iter;

GtkTreeModel *model;

if (self->selected_repr) {

Inkscape::GC::release(self->selected_repr);

self->selected_repr = NULL;

}

if (!gtk_tree_selection_get_selected (selection, &model, &iter)) {

// Nothing selected, update widgets

self->propagate_tree_select(NULL);

self->set_dt_select(NULL);

self->on_tree_unselect_row_disable();

self->on_tree_unselect_row_hide();

self->on_attr_unselect_row_clear_text();

return;

}

Inkscape::XML::Node *repr = sp_xmlview_tree_node_get_repr(model, &iter);

g_assert(repr != NULL);

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);

}

void XmlTree::after_tree_move(SPXMLViewTree * /*attributes*/, gpointer value, gpointer data)

{

XmlTree *self = static_cast<XmlTree *>(data);

guint val = GPOINTER_TO_UINT(value);

if (val) {

DocumentUndo::done(self->current_document, SP_VERB_DIALOG_XML_EDITOR,

_("Drag XML subtree"));

} else {

//DocumentUndo::cancel(self->current_document);

/*

SPDocument *document = self->current_document;

self->set_tree_document(NULL);

self->set_tree_document(document);

}

}

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::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::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);

}

}

//on_tree_select_row_show_if_element

if (repr->type() == Inkscape::XML::ELEMENT_NODE) {

attr_container.show();

} else {

attr_container.hide();

}

//on_tree_select_row_show_if_text

if ( repr->type() == Inkscape::XML::TEXT_NODE || repr->type() == Inkscape::XML::COMMENT_NODE || repr->type() == Inkscape::XML::PI_NODE ) {

text_container.show();

} else {

text_container.hide();

}

}

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);

xml_attribute_delete_button.set_sensitive(false);

}

void XmlTree::on_tree_unselect_row_hide()

{

attr_container.hide();

text_container.hide();

}

void XmlTree::on_attr_select_row(GtkTreeSelection *selection, gpointer data)

{

XmlTree *self = static_cast<XmlTree *>(data);

GtkTreeIter iter;

GtkTreeModel *model;

if (!gtk_tree_selection_get_selected (selection, &model, &iter)) {

// Nothing selected

self->selected_attr = 0;

self->attr_reset_context(self->selected_attr);

self->xml_attribute_delete_button.set_sensitive(false);

self->on_attr_unselect_row_clear_text();

return;

}

gchar *name = 0;

gchar *value = 0;

guint attr = 0;

gtk_tree_model_get (model, &iter, ATTR_COL_NAME, &name, ATTR_COL_VALUE, &value, ATTR_COL_ATTR, &attr, -1);

self->attr_name.set_text(name);

self->attr_value.get_buffer()->set_text(value);

self->attr_value.grab_focus ();

self->xml_attribute_delete_button.set_sensitive(true);

self->selected_attr = attr;

self->attr_reset_context(self->selected_attr);

if (name) {

g_free(name);

}

if (value) {

g_free(value);

}

}

void XmlTree::on_attr_row_changed(SPXMLViewAttrList *attributes, const gchar * name, gpointer /*data*/)

{

// Reselect the selected row if the data changes to refresh the attribute and value edit boxes.

GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW(attributes));

GtkTreeIter iter;

GtkTreeModel *model;

gchar *attr_name = 0;

if (gtk_tree_selection_get_selected (selection, &model, &iter)) {

gtk_tree_model_get (model, &iter, 0, &attr_name, -1);

if (gtk_list_store_iter_is_valid(GTK_LIST_STORE(model), &iter) ) {

if (!strcmp(name, attr_name)) {

gtk_tree_selection_unselect_all(selection);

gtk_tree_selection_select_iter(selection, &iter);

}

}

}

if (attr_name) {

g_free(attr_name);

attr_name = 0;

}

}

void XmlTree::on_attr_unselect_row_clear_text()

{

attr_name.set_text("");

attr_value.get_buffer()->set_text("", 0);

}

void XmlTree::onNameChanged()

{

Glib::ustring text = attr_name.get_text();

/* TODO: need to do checking a little more rigorous than this */

set_attr.set_sensitive(!text.empty());

}

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_desktop_selection_changed()

{

if (!blocked++) {

Inkscape::XML::Node *node = get_dt_select();

set_tree_select(node);

if (!node) {

on_attr_unselect_row_clear_text();

}

}

blocked--;

}

void XmlTree::on_document_replaced(SPDesktop *dt, SPDocument *doc)

{

if (current_desktop)

sel_changed_connection.disconnect();

sel_changed_connection = sp_desktop_selection(dt)->connectChanged(sigc::hide(sigc::mem_fun(this, &XmlTree::on_desktop_selection_changed)));

set_tree_document(doc);

}

void XmlTree::on_document_uri_set(gchar const * /*uri*/, SPDocument * /*document*/)

{

}

gboolean XmlTree::quit_on_esc (GtkWidget *w, GdkEventKey *event, GObject */*tbl*/)

{

switch (Inkscape::UI::Tools::get_group0_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()

{

GtkWidget *cancel, *vbox, *bbox, *sep;

g_assert(selected_repr != NULL);

new_window = sp_window_new(NULL, TRUE);

gtk_container_set_border_width(GTK_CONTAINER(new_window), 4);

gtk_window_set_title(GTK_WINDOW(new_window), _("New element node..."));

gtk_window_set_resizable(GTK_WINDOW(new_window), FALSE);

gtk_window_set_position(GTK_WINDOW(new_window), GTK_WIN_POS_CENTER);

gtk_window_set_transient_for(GTK_WINDOW(new_window), GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(gobj()))));

gtk_window_set_modal(GTK_WINDOW(new_window), TRUE);

g_signal_connect(G_OBJECT(new_window), "destroy", gtk_main_quit, NULL);

g_signal_connect(G_OBJECT(new_window), "key-press-event", G_CALLBACK(quit_on_esc), new_window);

#if GTK_CHECK_VERSION(3,0,0)

vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 4);

gtk_box_set_homogeneous(GTK_BOX(vbox), FALSE);

#else

vbox = gtk_vbox_new(FALSE, 4);

#endif

gtk_container_add(GTK_CONTAINER(new_window), vbox);

name_entry = new Gtk::Entry();

gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(name_entry->gobj()), FALSE, TRUE, 0);

#if GTK_CHECK_VERSION(3,0,0)

sep = gtk_separator_new(GTK_ORIENTATION_HORIZONTAL);

#else

sep = gtk_hseparator_new();

#endif

gtk_box_pack_start(GTK_BOX(vbox), sep, FALSE, TRUE, 0);

#if GTK_CHECK_VERSION(3,0,0)

bbox = gtk_button_box_new(GTK_ORIENTATION_HORIZONTAL);

#else

bbox = gtk_hbutton_box_new();

#endif

gtk_container_set_border_width(GTK_CONTAINER(bbox), 4);

gtk_button_box_set_layout(GTK_BUTTON_BOX(bbox), GTK_BUTTONBOX_END);

gtk_box_pack_start(GTK_BOX(vbox), bbox, FALSE, TRUE, 0);

cancel = gtk_button_new_with_label(_("Cancel"));

g_signal_connect_swapped( G_OBJECT(cancel), "clicked",

G_CALLBACK(gtk_widget_destroy),

G_OBJECT(new_window) );

gtk_container_add(GTK_CONTAINER(bbox), cancel);

create_button = new Gtk::Button(_("Create"));

create_button->set_sensitive(FALSE);

name_entry->signal_changed().connect(sigc::mem_fun(*this, &XmlTree::onCreateNameChanged));

g_signal_connect_swapped( G_OBJECT(create_button->gobj()), "clicked",

G_CALLBACK(gtk_widget_destroy),

G_OBJECT(new_window) );

create_button->set_can_default( TRUE );

create_button->set_receives_default( TRUE );

gtk_container_add(GTK_CONTAINER(bbox), GTK_WIDGET(create_button->gobj()));

gtk_widget_show_all(GTK_WIDGET(new_window));

//gtk_window_set_default(GTK_WINDOW(window), GTK_WIDGET(create));

name_entry->grab_focus();

gtk_main();

gchar *new_name = g_strdup(name_entry->get_text().c_str());

if (new_name) {

Inkscape::XML::Document *xml_doc = current_document->getReprDoc();

Inkscape::XML::Node *new_repr;

new_repr = xml_doc->createElement(new_name);

Inkscape::GC::release(new_repr);

g_free(new_name);

selected_repr->appendChild(new_repr);

set_tree_select(new_repr);

set_dt_select(new_repr);

DocumentUndo::done(current_document, SP_VERB_DIALOG_XML_EDITOR,

_("Create new element node"));

}

} // end of cmd_new_element_node()

void XmlTree::cmd_new_text_node()

{

g_assert(selected_repr != NULL);

Inkscape::XML::Document *xml_doc = current_document->getReprDoc();

Inkscape::XML::Node *text = xml_doc->createTextNode("");

selected_repr->appendChild(text);

DocumentUndo::done(current_document, SP_VERB_DIALOG_XML_EDITOR,

_("Create new text node"));

set_tree_select(text);

set_dt_select(text);

gtk_window_set_focus(GTK_WINDOW(new_window), GTK_WIDGET(content));

}

void XmlTree::cmd_duplicate_node()

{

g_assert(selected_repr != NULL);

Inkscape::XML::Node *parent = selected_repr->parent();

Inkscape::XML::Node *dup = selected_repr->duplicate(parent->document());

parent->addChild(dup, selected_repr);

DocumentUndo::done(current_document, SP_VERB_DIALOG_XML_EDITOR,

_("Duplicate node"));

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()

{

g_assert(selected_repr != NULL);

sp_repr_unparent(selected_repr);

reinterpret_cast<SPObject *>(current_desktop->currentLayer())->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);

DocumentUndo::done(current_document, SP_VERB_DIALOG_XML_EDITOR,

Q_("nodeAsInXMLinHistoryDialog|Delete node"));

}

void XmlTree::cmd_delete_attr()

{

g_assert(selected_repr != NULL);

g_assert(selected_attr != 0);

selected_repr->setAttribute(g_quark_to_string(selected_attr), NULL);

SPObject *updated = current_document->getObjectByRepr(selected_repr);

if (updated) {

// force immediate update of dependant attributes

updated->updateRepr();

}

DocumentUndo::done(current_document, SP_VERB_DIALOG_XML_EDITOR,

_("Delete attribute"));

}

void XmlTree::cmd_set_attr()

{

g_assert(selected_repr != NULL);

gchar *name = g_strdup(attr_name.get_text().c_str());

gchar *value = g_strdup(attr_value.get_buffer()->get_text().c_str());

selected_repr->setAttribute(name, value, false);

g_free(name);

g_free(value);

SPObject *updated = current_document->getObjectByRepr(selected_repr);

if (updated) {

// force immediate update of dependant attributes

updated->updateRepr();

}

reinterpret_cast<SPObject *>(current_desktop->currentLayer())->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);

DocumentUndo::done(current_document, SP_VERB_DIALOG_XML_EDITOR,

_("Change attribute"));

/* TODO: actually, the row won't have been created yet. why? */

sp_xmlview_attr_list_select_row_by_key(attributes, name);

}

void XmlTree::cmd_raise_node()

{

g_assert(selected_repr != NULL);

Inkscape::XML::Node *parent = selected_repr->parent();

g_return_if_fail(parent != NULL);

g_return_if_fail(parent->firstChild() != selected_repr);

Inkscape::XML::Node *ref = NULL;

Inkscape::XML::Node *before = parent->firstChild();

while (before && (before->next() != selected_repr)) {

ref = before;

before = before->next();

}

parent->changeOrder(selected_repr, ref);

DocumentUndo::done(current_document, SP_VERB_DIALOG_XML_EDITOR,

_("Raise node"));

set_tree_select(selected_repr);

set_dt_select(selected_repr);

}

void XmlTree::cmd_lower_node()

{

g_assert(selected_repr != NULL);

g_return_if_fail(selected_repr->next() != NULL);

Inkscape::XML::Node *parent = selected_repr->parent();

parent->changeOrder(selected_repr, selected_repr->next());

DocumentUndo::done(current_document, SP_VERB_DIALOG_XML_EDITOR,

_("Lower node"));

set_tree_select(selected_repr);

set_dt_select(selected_repr);

}

void XmlTree::cmd_indent_node()

{

Inkscape::XML::Node *repr = selected_repr;

g_assert(repr != NULL);

Inkscape::XML::Node *parent = repr->parent();

g_return_if_fail(parent != NULL);

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 != NULL);

g_return_if_fail(prev->type() == Inkscape::XML::ELEMENT_NODE);

Inkscape::XML::Node* ref = NULL;

if (prev->firstChild()) {

for( ref = prev->firstChild() ; ref->next() ; ref = ref->next() ){};

}

parent->removeChild(repr);

prev->addChild(repr, ref);

DocumentUndo::done(current_document, SP_VERB_DIALOG_XML_EDITOR,

_("Indent node"));

set_tree_select(repr);

set_dt_select(repr);

} // end of cmd_indent_node()

void XmlTree::cmd_unindent_node()

{

Inkscape::XML::Node *repr = selected_repr;

g_assert(repr != NULL);

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(current_document, SP_VERB_DIALOG_XML_EDITOR,

_("Unindent node"));

set_tree_select(repr);

set_dt_select(repr);

} // end of cmd_unindent_node()

bool XmlTree::in_dt_coordsys(SPObject const &item)

{

/* Definition based on sp_item_i2doc_affine. */

SPObject const *child = &item;

g_return_val_if_fail(child != NULL, false);

for(;;) {

if (!SP_IS_ITEM(child)) {

return false;

}

SPObject const * const parent = child->parent;

if (parent == NULL) {

break;

}

child = parent;

}

g_assert(SP_IS_ROOT(child));

/* Relevance: Otherwise, I'm not sure whether to return true or false. */

return true;

}

}

}

}