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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Inkscape::SelectionDescriber - shows messages describing selection
*
* Authors:
* MenTaLguY <mental@rydia.net>
* bulia byak <buliabyak@users.sf.net>
* Abhishek Sharma
* Jon A. Cruz <jon@joncruz.org>
*
* Copyright (C) 2004-2006 Authors
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include <memory>
#include <set>
#include <utility>
#include <glibmm/i18n.h>
#include "selection-describer.h"
#include "layer-manager.h"
#include "selection.h"
#include "desktop.h"
#include "object/sp-flowtext.h"
#include "object/sp-image.h"
#include "object/sp-offset.h"
#include "object/sp-path.h"
#include "object/sp-symbol.h"
#include "object/sp-textpath.h"
#include "object/sp-use.h"
#include "xml/quote.h"
// Returns a list of terms for the items to be used in the statusbar
char* collect_terms (const std::vector<SPItem*> &items)
{
std::set<Glib::ustring> check;
std::stringstream ss;
bool first = true;
for (auto item : items) {
if (item && item->displayName()) {
Glib::ustring term(item->displayName());
if (term != "" && (check.insert(term).second)) {
ss << (first ? "" : ", ") << "<b>" << term.raw() << "</b>";
first = false;
}
}
}
return g_strdup(ss.str().c_str());
}
// Returns the number of terms in the list
static int count_terms (const std::vector<SPItem*> &items)
{
std::set<Glib::ustring> check;
int count=0;
for (auto item : items) {
if (item && item->displayName()) {
Glib::ustring term(item->displayName());
if (term != "" && (check.insert(term).second)) {
count++;
}
}
}
return count;
}
// Returns the number of filtered items in the list
static int count_filtered (const std::vector<SPItem*> &items)
{
int count=0;
for (auto item : items) {
if (item) {
count += item->isFiltered();
}
}
return count;
}
namespace Inkscape {
SelectionDescriber::SelectionDescriber(Inkscape::Selection *selection, std::shared_ptr<MessageStack> stack, char *when_selected, char *when_nothing)
: _context(std::move(stack)),
_when_selected (when_selected),
_when_nothing (when_nothing)
{
_selection_changed_connection = new sigc::connection (
selection->connectChanged(
sigc::mem_fun(*this, &SelectionDescriber::_updateMessageFromSelection)));
_updateMessageFromSelection(selection);
}
SelectionDescriber::~SelectionDescriber()
{
_selection_changed_connection->disconnect();
delete _selection_changed_connection;
}
void SelectionDescriber::_updateMessageFromSelection(Inkscape::Selection *selection) {
std::vector<SPItem*> items(selection->items().begin(), selection->items().end());
if (items.empty()) { // no items
_context.set(Inkscape::NORMAL_MESSAGE, _when_nothing);
} else {
SPItem *item = items[0];
g_assert(item != nullptr);
SPObject *layer = selection->desktop()->layerManager().layerForObject(item);
SPObject *root = selection->desktop()->layerManager().currentRoot();
// Layer name
gchar *layer_name;
if (layer == root) {
layer_name = g_strdup(_("root"));
} else if(!layer) {
layer_name = g_strdup(_("none"));
} else {
char const *layer_label;
bool is_label = false;
if (layer->label()) {
layer_label = layer->label();
is_label = true;
} else {
layer_label = layer->defaultLabel();
}
char *quoted_layer_label = xml_quote_strdup(layer_label);
if (is_label) {
layer_name = g_strdup_printf(_("layer <b>%s</b>"), quoted_layer_label);
} else {
layer_name = g_strdup_printf(_("layer <b><i>%s</i></b>"), quoted_layer_label);
}
g_free(quoted_layer_label);
}
// Parent name
SPObject *parent = item->parent;
if (!parent) { // fix selector * to "svg:svg"
return;
}
gchar const *parent_label = parent->getId();
gchar *parent_name = nullptr;
if (parent_label) {
char *quoted_parent_label = xml_quote_strdup(parent_label);
parent_name = g_strdup_printf(_("<i>%s</i>"), quoted_parent_label);
g_free(quoted_parent_label);
}
gchar *in_phrase;
guint num_layers = selection->numberOfLayers();
guint num_parents = selection->numberOfParents();
if (num_layers == 1) {
if (num_parents == 1) {
if (layer == parent)
in_phrase = g_strdup_printf(_(" in %s"), layer_name);
else if (!layer)
in_phrase = g_strdup_printf("%s", _(" hidden in definitions"));
else if (parent_name)
in_phrase = g_strdup_printf(_(" in group %s (%s)"), parent_name, layer_name);
else
in_phrase = g_strdup_printf(_(" in unnamed group (%s)"), layer_name);
} else {
in_phrase = g_strdup_printf(ngettext(" in <b>%i</b> parent (%s)", " in <b>%i</b> parents (%s)", num_parents), num_parents, layer_name);
}
} else {
in_phrase = g_strdup_printf(ngettext(" in <b>%i</b> layer", " in <b>%i</b> layers", num_layers), num_layers);
}
g_free (layer_name);
g_free (parent_name);
if (items.size()==1) { // one item
char *item_desc = item->detailedDescription();
bool isUse = dynamic_cast<SPUse *>(item) != nullptr;
if (isUse && dynamic_cast<SPSymbol *>(item->firstChild())) {
_context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
item_desc, in_phrase,
_("Convert symbol to group to edit"), _when_selected);
} else if (dynamic_cast<SPSymbol *>(item)) {
_context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s.",
item_desc, in_phrase,
_("Remove from symbols tray to edit symbol"));
} else {
SPOffset *offset = (isUse) ? nullptr : dynamic_cast<SPOffset *>(item);
if (isUse || (offset && offset->sourceHref)) {
_context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
item_desc, in_phrase,
_("Use <b>Shift+D</b> to look up original"), _when_selected);
} else {
SPText *text = dynamic_cast<SPText *>(item);
if (text && text->firstChild() && dynamic_cast<SPText *>(text->firstChild())) {
_context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
item_desc, in_phrase,
_("Use <b>Shift+D</b> to look up path"), _when_selected);
} else {
SPFlowtext *flowtext = dynamic_cast<SPFlowtext *>(item);
if (flowtext && !flowtext->has_internal_frame()) {
_context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
item_desc, in_phrase,
_("Use <b>Shift+D</b> to look up frame"), _when_selected);
} else {
_context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s.",
item_desc, in_phrase, _when_selected);
}
}
}
}
g_free(item_desc);
} else { // multiple items
int objcount = items.size();
char *terms = collect_terms (items);
int n_terms = count_terms(items);
gchar *objects_str = g_strdup_printf(ngettext(
"<b>%1$i</b> objects selected of type %2$s",
"<b>%1$i</b> objects selected of types %2$s", n_terms),
objcount, terms);
g_free(terms);
// indicate all, some, or none filtered
gchar *filt_str = nullptr;
int n_filt = count_filtered(items); //all filtered
if (n_filt) {
filt_str = g_strdup_printf(ngettext("; <i>%d filtered object</i> ",
"; <i>%d filtered objects</i> ", n_filt), n_filt);
} else {
filt_str = g_strdup("");
}
_context.setF(Inkscape::NORMAL_MESSAGE, "%s%s%s. %s.", objects_str, filt_str, in_phrase, _when_selected);
if (objects_str) {
g_free(objects_str);
objects_str = nullptr;
}
if (filt_str) {
g_free(filt_str);
filt_str = nullptr;
}
}
g_free(in_phrase);
}
}
}
/*
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 :
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