1 /*
2 * Inkscape::SelectionDescriber - shows messages describing selection
3 *
4 * Authors:
5 * MenTaLguY <mental@rydia.net>
6 * bulia byak <buliabyak@users.sf.net>
7 * Abhishek Sharma
8 *
9 * Copyright (C) 2004-2006 Authors
10 *
11 * Released under GNU GPL, read the file 'COPYING' for more information
12 */
14 #ifdef HAVE_CONFIG_H
15 # include "config.h"
16 #endif
18 #include <glibmm/i18n.h>
19 #include "xml/quote.h"
20 #include "selection.h"
21 #include "selection-describer.h"
22 #include "desktop.h"
23 #include "sp-textpath.h"
24 #include "sp-offset.h"
25 #include "sp-flowtext.h"
26 #include "sp-use.h"
27 #include "sp-rect.h"
28 #include "box3d.h"
29 #include "sp-ellipse.h"
30 #include "sp-star.h"
31 #include "sp-anchor.h"
32 #include "sp-image.h"
33 #include "sp-path.h"
34 #include "sp-line.h"
35 #include "sp-use.h"
36 #include "sp-polyline.h"
37 #include "sp-spiral.h"
39 const gchar *
40 type2term(GType type)
41 {
42 if (type == SP_TYPE_ANCHOR)
43 //TRANSLATORS: "Link" means internet link (anchor)
44 { return C_("Web", "Link"); }
45 if (type == SP_TYPE_CIRCLE)
46 { return _("Circle"); }
47 if (type == SP_TYPE_ELLIPSE)
48 { return _("Ellipse"); }
49 if (type == SP_TYPE_FLOWTEXT)
50 { return _("Flowed text"); }
51 if (type == SP_TYPE_GROUP)
52 { return _("Group"); }
53 if (type == SP_TYPE_IMAGE)
54 { return _("Image"); }
55 if (type == SP_TYPE_LINE)
56 { return _("Line"); }
57 if (type == SP_TYPE_PATH)
58 { return _("Path"); }
59 if (type == SP_TYPE_POLYGON)
60 { return _("Polygon"); }
61 if (type == SP_TYPE_POLYLINE)
62 { return _("Polyline"); }
63 if (type == SP_TYPE_RECT)
64 { return _("Rectangle"); }
65 if (type == SP_TYPE_BOX3D)
66 { return _("3D Box"); }
67 if (type == SP_TYPE_TEXT)
68 { return _("Text"); }
69 if (type == SP_TYPE_USE)
70 // TRANSLATORS: "Clone" is a noun, type of object
71 { return C_("Object", "Clone"); }
72 if (type == SP_TYPE_ARC)
73 { return _("Ellipse"); }
74 if (type == SP_TYPE_OFFSET)
75 { return _("Offset path"); }
76 if (type == SP_TYPE_SPIRAL)
77 { return _("Spiral"); }
78 if (type == SP_TYPE_STAR)
79 { return _("Star"); }
80 return NULL;
81 }
83 GSList *collect_terms (GSList *items)
84 {
85 GSList *r = NULL;
86 for (GSList *i = items; i != NULL; i = i->next) {
87 const gchar *term = type2term (G_OBJECT_TYPE(i->data));
88 if (term != NULL && g_slist_find (r, term) == NULL)
89 r = g_slist_prepend (r, (void *) term);
90 }
91 return r;
92 }
95 namespace Inkscape {
97 SelectionDescriber::SelectionDescriber(Inkscape::Selection *selection, MessageStack *stack, char *when_selected, char *when_nothing)
98 : _context(stack),
99 _when_selected (when_selected),
100 _when_nothing (when_nothing)
101 {
102 _selection_changed_connection = new sigc::connection (
103 selection->connectChanged(
104 sigc::mem_fun(*this, &SelectionDescriber::_updateMessageFromSelection)));
105 _selection_modified_connection = new sigc::connection (
106 selection->connectModified(
107 sigc::mem_fun(*this, &SelectionDescriber::_selectionModified)));
108 _updateMessageFromSelection(selection);
109 }
111 SelectionDescriber::~SelectionDescriber()
112 {
113 _selection_changed_connection->disconnect();
114 _selection_modified_connection->disconnect();
115 delete _selection_changed_connection;
116 delete _selection_modified_connection;
117 }
119 void SelectionDescriber::_selectionModified(Inkscape::Selection *selection, guint /*flags*/)
120 {
121 _updateMessageFromSelection(selection);
122 }
124 void SelectionDescriber::_updateMessageFromSelection(Inkscape::Selection *selection) {
125 GSList const *items = selection->itemList();
127 if (!items) { // no items
128 _context.set(Inkscape::NORMAL_MESSAGE, _when_nothing);
129 } else {
130 SPItem *item = SP_ITEM(items->data);
131 SPObject *layer = selection->desktop()->layerForObject (SP_OBJECT (item));
132 SPObject *root = selection->desktop()->currentRoot();
134 // Layer name
135 gchar *layer_name;
136 if (layer == root) {
137 layer_name = g_strdup(_("root"));
138 } else {
139 char const *layer_label;
140 bool is_label = false;
141 if (layer && layer->label()) {
142 layer_label = layer->label();
143 is_label = true;
144 } else {
145 layer_label = layer->defaultLabel();
146 }
147 char *quoted_layer_label = xml_quote_strdup(layer_label);
148 if (is_label) {
149 layer_name = g_strdup_printf(_("layer <b>%s</b>"), quoted_layer_label);
150 } else {
151 layer_name = g_strdup_printf(_("layer <b><i>%s</i></b>"), quoted_layer_label);
152 }
153 g_free(quoted_layer_label);
154 }
156 // Parent name
157 SPObject *parent = SP_OBJECT_PARENT (item);
158 gchar const *parent_label = parent->getId();
159 char *quoted_parent_label = xml_quote_strdup(parent_label);
160 gchar *parent_name = g_strdup_printf(_("<i>%s</i>"), quoted_parent_label);
161 g_free(quoted_parent_label);
163 gchar *in_phrase;
164 guint num_layers = selection->numberOfLayers();
165 guint num_parents = selection->numberOfParents();
166 if (num_layers == 1) {
167 if (num_parents == 1) {
168 if (layer == parent)
169 in_phrase = g_strdup_printf(_(" in %s"), layer_name);
170 else
171 in_phrase = g_strdup_printf(_(" in group %s (%s)"), parent_name, layer_name);
172 } else {
173 in_phrase = g_strdup_printf(ngettext(" in <b>%i</b> parents (%s)", " in <b>%i</b> parents (%s)", num_parents), num_parents, layer_name);
174 }
175 } else {
176 in_phrase = g_strdup_printf(ngettext(" in <b>%i</b> layers", " in <b>%i</b> layers", num_layers), num_layers);
177 }
178 g_free (layer_name);
179 g_free (parent_name);
181 if (!items->next) { // one item
182 char *item_desc = item->description();
183 if (SP_IS_USE(item) || (SP_IS_OFFSET(item) && SP_OFFSET (item)->sourceHref)) {
184 _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
185 item_desc, in_phrase,
186 _("Use <b>Shift+D</b> to look up original"), _when_selected);
187 } else if (SP_IS_TEXT_TEXTPATH(item)) {
188 _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
189 item_desc, in_phrase,
190 _("Use <b>Shift+D</b> to look up path"), _when_selected);
191 } else if (SP_IS_FLOWTEXT(item) && !SP_FLOWTEXT(item)->has_internal_frame()) {
192 _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
193 item_desc, in_phrase,
194 _("Use <b>Shift+D</b> to look up frame"), _when_selected);
195 } else {
196 _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s.",
197 item_desc, in_phrase, _when_selected);
198 }
199 g_free(item_desc);
200 } else { // multiple items
201 int object_count = g_slist_length((GSList *)items);
203 const gchar *objects_str = NULL;
204 GSList *terms = collect_terms ((GSList *)items);
205 int n_terms = g_slist_length(terms);
206 if (n_terms == 0) {
207 objects_str = g_strdup_printf (
208 // this is only used with 2 or more objects
209 ngettext("<b>%i</b> object selected", "<b>%i</b> objects selected", object_count),
210 object_count);
211 } else if (n_terms == 1) {
212 objects_str = g_strdup_printf (
213 // this is only used with 2 or more objects
214 ngettext("<b>%i</b> object of type <b>%s</b>", "<b>%i</b> objects of type <b>%s</b>", object_count),
215 object_count, (gchar *) terms->data);
216 } else if (n_terms == 2) {
217 objects_str = g_strdup_printf (
218 // this is only used with 2 or more objects
219 ngettext("<b>%i</b> object of types <b>%s</b>, <b>%s</b>", "<b>%i</b> objects of types <b>%s</b>, <b>%s</b>", object_count),
220 object_count, (gchar *) terms->data, (gchar *) terms->next->data);
221 } else if (n_terms == 3) {
222 objects_str = g_strdup_printf (
223 // this is only used with 2 or more objects
224 ngettext("<b>%i</b> object of types <b>%s</b>, <b>%s</b>, <b>%s</b>", "<b>%i</b> objects of types <b>%s</b>, <b>%s</b>, <b>%s</b>", object_count),
225 object_count, (gchar *) terms->data, (gchar *) terms->next->data, (gchar *) terms->next->next->data);
226 } else {
227 objects_str = g_strdup_printf (
228 // this is only used with 2 or more objects
229 ngettext("<b>%i</b> object of <b>%i</b> types", "<b>%i</b> objects of <b>%i</b> types", object_count),
230 object_count, n_terms);
231 }
232 g_slist_free (terms);
234 _context.setF(Inkscape::NORMAL_MESSAGE, _("%s%s. %s."), objects_str, in_phrase, _when_selected);
236 if (objects_str)
237 g_free ((gchar *) objects_str);
238 }
240 g_free(in_phrase);
241 }
242 }
244 }
246 /*
247 Local Variables:
248 mode:c++
249 c-file-style:"stroustrup"
250 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
251 indent-tabs-mode:nil
252 fill-column:99
253 End:
254 */
255 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :