src/ui/context-menu.cpp

   1 #define __CONTEXT_MENU_C__
   2
   3 /*
   4  * Unser-interface related object extension
   5  *
   6  * Authors:
   7  *   Lauris Kaplinski <lauris@kaplinski.com>
   8  *
   9  * This code is in public domain
  10  */
  11
  12 #ifdef HAVE_CONFIG_H
  13 # include "config.h"
  14 #endif
  15
  16 #include "context-menu.h"
  17 #include "../xml/repr.h"
  18 #include "desktop.h"
  19 #include "document.h"
  20 #include "message-stack.h"
  21 #include "prefs-utils.h"
  22 #include "ui/dialog/dialog-manager.h"
  23
  24 static void sp_object_type_menu(GType type, SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  25
  26 /* Append object-specific part to context menu */
  27
  28 void
  29 sp_object_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu)
  30 {
  31     GObjectClass *klass;
  32     klass = G_OBJECT_GET_CLASS(object);
  33     while (G_TYPE_CHECK_CLASS_TYPE((klass), SP_TYPE_OBJECT)) {
  34         GType type;
  35         type = G_TYPE_FROM_CLASS(klass);
  36         sp_object_type_menu(type, object, desktop, menu);
  37         klass = (GObjectClass*)g_type_class_peek_parent(klass);
  38     }
  39 }
  40
  41 /* Implementation */
  42
  43 #include <gtk/gtkmenuitem.h>
  44
  45 #include <glibmm/i18n.h>
  46
  47 #include "sp-anchor.h"
  48 #include "sp-image.h"
  49
  50 #include "document.h"
  51 #include "desktop-handles.h"
  52 #include "selection.h"
  53
  54 #include "dialogs/item-properties.h"
  55 #include "dialogs/object-attributes.h"
  56
  57 #include "sp-path.h"
  58
  59
  60 static void sp_item_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  61 static void sp_group_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  62 static void sp_anchor_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  63 static void sp_image_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  64 static void sp_shape_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  65
  66 static void
  67 sp_object_type_menu(GType type, SPObject *object, SPDesktop *desktop, GtkMenu *menu)
  68 {
  69     static GHashTable *t2m = NULL;
  70     void (* handler)(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  71     if (!t2m) {
  72         t2m = g_hash_table_new(NULL, NULL);
  73         g_hash_table_insert(t2m, GUINT_TO_POINTER(SP_TYPE_ITEM), (void*)sp_item_menu);
  74         g_hash_table_insert(t2m, GUINT_TO_POINTER(SP_TYPE_GROUP), (void*)sp_group_menu);
  75         g_hash_table_insert(t2m, GUINT_TO_POINTER(SP_TYPE_ANCHOR), (void*)sp_anchor_menu);
  76         g_hash_table_insert(t2m, GUINT_TO_POINTER(SP_TYPE_IMAGE), (void*)sp_image_menu);
  77         g_hash_table_insert(t2m, GUINT_TO_POINTER(SP_TYPE_SHAPE), (void*)sp_shape_menu);
  78     }
  79     handler = (void (*)(SPObject*, SPDesktop*, GtkMenu*))g_hash_table_lookup(t2m, GUINT_TO_POINTER(type));
  80     if (handler) handler(object, desktop, menu);
  81 }
  82
  83 /* SPItem */
  84
  85 static void sp_item_properties(GtkMenuItem *menuitem, SPItem *item);
  86 static void sp_item_select_this(GtkMenuItem *menuitem, SPItem *item);
  87 static void sp_item_create_link(GtkMenuItem *menuitem, SPItem *item);
  88
  89 /* Generate context menu item section */
  90
  91 static void
  92 sp_item_menu(SPObject *object, SPDesktop *desktop, GtkMenu *m)
  93 {
  94     SPItem *item;
  95     GtkWidget *w;
  96
  97     item = (SPItem *) object;
  98
  99     /* Item dialog */
 100     w = gtk_menu_item_new_with_mnemonic(_("Object _Properties"));
 101     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 102     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_item_properties), item);
 103     gtk_widget_show(w);
 104     gtk_menu_append(GTK_MENU(m), w);
 105     /* Separator */
 106     w = gtk_menu_item_new();
 107     gtk_widget_show(w);
 108     gtk_menu_append(GTK_MENU(m), w);
 109     /* Select item */
 110     w = gtk_menu_item_new_with_mnemonic(_("_Select This"));
 111     if (sp_desktop_selection(desktop)->includes(item)) {
 112         gtk_widget_set_sensitive(w, FALSE);
 113     } else {
 114         gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 115         gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_item_select_this), item);
 116     }
 117     gtk_widget_show(w);
 118     gtk_menu_append(GTK_MENU(m), w);
 119     /* Create link */
 120     w = gtk_menu_item_new_with_mnemonic(_("_Create Link"));
 121     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 122     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_item_create_link), item);
 123     gtk_widget_set_sensitive(w, !SP_IS_ANCHOR(item));
 124     gtk_widget_show(w);
 125     gtk_menu_append(GTK_MENU(m), w);
 126 }
 127
 128 static void
 129 sp_item_properties(GtkMenuItem *menuitem, SPItem *item)
 130 {
 131     SPDesktop *desktop;
 132
 133     g_assert(SP_IS_ITEM(item));
 134
 135     desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 136     g_return_if_fail(desktop != NULL);
 137
 138     sp_desktop_selection(desktop)->set(item);
 139
 140     sp_item_dialog();
 141 }
 142
 143 static void
 144 sp_item_select_this(GtkMenuItem *menuitem, SPItem *item)
 145 {
 146     SPDesktop *desktop;
 147
 148     g_assert(SP_IS_ITEM(item));
 149
 150     desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 151     g_return_if_fail(desktop != NULL);
 152
 153     sp_desktop_selection(desktop)->set(item);
 154 }
 155
 156 static void
 157 sp_item_create_link(GtkMenuItem *menuitem, SPItem *item)
 158 {
 159     g_assert(SP_IS_ITEM(item));
 160     g_assert(!SP_IS_ANCHOR(item));
 161
 162     SPDesktop *desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 163     g_return_if_fail(desktop != NULL);
 164
 165     Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
 166     Inkscape::XML::Node *repr = xml_doc->createElement("svg:a");
 167     SP_OBJECT_REPR(SP_OBJECT_PARENT(item))->addChild(repr, SP_OBJECT_REPR(item));
 168     SPObject *object = SP_OBJECT_DOCUMENT(item)->getObjectByRepr(repr);
 169     g_return_if_fail(SP_IS_ANCHOR(object));
 170
 171     const char *id = SP_OBJECT_REPR(item)->attribute("id");
 172     Inkscape::XML::Node *child = SP_OBJECT_REPR(item)->duplicate(xml_doc);
 173     SP_OBJECT(item)->deleteObject(false);
 174     repr->addChild(child, NULL);
 175     child->setAttribute("id", id);
 176     sp_document_done(SP_OBJECT_DOCUMENT(object), SP_VERB_NONE,
 177                      _("Create link"));
 178
 179     sp_object_attributes_dialog(object, "SPAnchor");
 180
 181     sp_desktop_selection(desktop)->set(SP_ITEM(object));
 182 }
 183
 184 /* SPGroup */
 185
 186 static void sp_item_group_ungroup_activate(GtkMenuItem *menuitem, SPGroup *group);
 187
 188 static void
 189 sp_group_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu)
 190 {
 191     SPItem *item=SP_ITEM(object);
 192     GtkWidget *w;
 193
 194     /* "Ungroup" */
 195     w = gtk_menu_item_new_with_mnemonic(_("_Ungroup"));
 196     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 197     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_item_group_ungroup_activate), item);
 198     gtk_widget_show(w);
 199     gtk_menu_append(GTK_MENU(menu), w);
 200 }
 201
 202 static void
 203 sp_item_group_ungroup_activate(GtkMenuItem *menuitem, SPGroup *group)
 204 {
 205     SPDesktop *desktop;
 206     GSList *children;
 207
 208     g_assert(SP_IS_GROUP(group));
 209
 210     desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 211     g_return_if_fail(desktop != NULL);
 212
 213     children = NULL;
 214     sp_item_group_ungroup(group, &children);
 215
 216     sp_desktop_selection(desktop)->setList(children);
 217     g_slist_free(children);
 218 }
 219
 220 /* SPAnchor */
 221
 222 static void sp_anchor_link_properties(GtkMenuItem *menuitem, SPAnchor *anchor);
 223 static void sp_anchor_link_follow(GtkMenuItem *menuitem, SPAnchor *anchor);
 224 static void sp_anchor_link_remove(GtkMenuItem *menuitem, SPAnchor *anchor);
 225
 226 static void
 227 sp_anchor_menu(SPObject *object, SPDesktop *desktop, GtkMenu *m)
 228 {
 229     SPItem *item;
 230     GtkWidget *w;
 231
 232     item = (SPItem *) object;
 233
 234     /* Link dialog */
 235     w = gtk_menu_item_new_with_mnemonic(_("Link _Properties"));
 236     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 237     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_anchor_link_properties), item);
 238     gtk_widget_show(w);
 239     gtk_menu_append(GTK_MENU(m), w);
 240     /* Select item */
 241     w = gtk_menu_item_new_with_mnemonic(_("_Follow Link"));
 242     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_anchor_link_follow), item);
 243     gtk_widget_show(w);
 244     gtk_menu_append(GTK_MENU(m), w);
 245     /* Reset transformations */
 246     w = gtk_menu_item_new_with_mnemonic(_("_Remove Link"));
 247     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 248     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_anchor_link_remove), item);
 249     gtk_widget_show(w);
 250     gtk_menu_append(GTK_MENU(m), w);
 251 }
 252
 253 static void
 254 sp_anchor_link_properties(GtkMenuItem */*menuitem*/, SPAnchor *anchor)
 255 {
 256     sp_object_attributes_dialog(SP_OBJECT(anchor), "Link");
 257 }
 258
 259 static void
 260 sp_anchor_link_follow(GtkMenuItem */*menuitem*/, SPAnchor *anchor)
 261 {
 262     g_return_if_fail(anchor != NULL);
 263     g_return_if_fail(SP_IS_ANCHOR(anchor));
 264
 265     /* shell out to an external browser here */
 266 }
 267
 268 static void
 269 sp_anchor_link_remove(GtkMenuItem */*menuitem*/, SPAnchor *anchor)
 270 {
 271     GSList *children;
 272
 273     g_return_if_fail(anchor != NULL);
 274     g_return_if_fail(SP_IS_ANCHOR(anchor));
 275
 276     children = NULL;
 277     sp_item_group_ungroup(SP_GROUP(anchor), &children);
 278
 279     g_slist_free(children);
 280 }
 281
 282 /* Image */
 283
 284 static void sp_image_image_properties(GtkMenuItem *menuitem, SPAnchor *anchor);
 285 static void sp_image_image_edit(GtkMenuItem *menuitem, SPAnchor *anchor);
 286
 287 static void
 288 sp_image_menu(SPObject *object, SPDesktop *desktop, GtkMenu *m)
 289 {
 290     SPItem *item = SP_ITEM(object);
 291     GtkWidget *w;
 292
 293     /* Link dialog */
 294     w = gtk_menu_item_new_with_mnemonic(_("Image _Properties"));
 295     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 296     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_image_image_properties), item);
 297     gtk_widget_show(w);
 298     gtk_menu_append(GTK_MENU(m), w);
 299
 300     w = gtk_menu_item_new_with_mnemonic(_("Edit Externally..."));
 301     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 302     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_image_image_edit), item);
 303     gtk_widget_show(w);
 304     gtk_menu_append(GTK_MENU(m), w);
 305     Inkscape::XML::Node *ir = SP_OBJECT_REPR(object);
 306     const gchar *href = ir->attribute("xlink:href");
 307     if ( (!href) || ((strncmp(href, "data:", 5) == 0)) ) {
 308         gtk_widget_set_sensitive( w, FALSE );
 309     }
 310 }
 311
 312 static void
 313 sp_image_image_properties(GtkMenuItem */*menuitem*/, SPAnchor *anchor)
 314 {
 315     sp_object_attributes_dialog(SP_OBJECT(anchor), "Image");
 316 }
 317
 318 static gchar* getImageEditorName() {
 319     gchar* value = 0;
 320     gchar const *choices = prefs_get_string_attribute("options.bitmapeditor", "choices");
 321     if ( choices && choices[0] ) {
 322         gchar** splits = g_strsplit(choices, ",", 0);
 323         gint numIems = g_strv_length(splits);
 324
 325         int setting = prefs_get_int_attribute_limited("options.bitmapeditor", "value", 0, 0, numIems);
 326         value = g_strdup(splits[setting]);
 327
 328         g_strfreev(splits);
 329     }
 330
 331     if (!value) {
 332         value = g_strdup("gimp");
 333     }
 334     return value;
 335 }
 336
 337 static void sp_image_image_edit(GtkMenuItem *menuitem, SPAnchor *anchor)
 338 {
 339     SPObject* obj = SP_OBJECT(anchor);
 340     Inkscape::XML::Node *ir = SP_OBJECT_REPR(obj);
 341     const gchar *href = ir->attribute("xlink:href");
 342
 343     GError* errThing = 0;
 344     gchar* editorBin = getImageEditorName();
 345     gchar const* args[] = {editorBin, href, 0};
 346     g_spawn_async(0, // working dir
 347                   const_cast<gchar **>(args),
 348                   0, //envp
 349                   G_SPAWN_SEARCH_PATH,
 350                   0, // child_setup
 351                   0, // user_data
 352                   0, //GPid *child_pid
 353                   &errThing);
 354     if ( errThing ) {
 355         g_warning("Problem launching editor (%d). %s", errThing->code, errThing->message);
 356         SPDesktop *desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 357         desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, errThing->message);
 358         g_error_free(errThing);
 359         errThing = 0;
 360     }
 361     g_free(editorBin);
 362 }
 363
 364 /* SPShape */
 365
 366 static void
 367 sp_shape_fill_settings(GtkMenuItem *menuitem, SPItem *item)
 368 {
 369     SPDesktop *desktop;
 370
 371     g_assert(SP_IS_ITEM(item));
 372
 373     desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 374     g_return_if_fail(desktop != NULL);
 375
 376     if (sp_desktop_selection(desktop)->isEmpty()) {
 377         sp_desktop_selection(desktop)->set(item);
 378     }
 379
 380     desktop->_dlg_mgr->showDialog("FillAndStroke");
 381 }
 382
 383 static void
 384 sp_shape_menu(SPObject *object, SPDesktop *desktop, GtkMenu *m)
 385 {
 386     SPItem *item;
 387     GtkWidget *w;
 388
 389     item = (SPItem *) object;
 390
 391     /* Item dialog */
 392     w = gtk_menu_item_new_with_mnemonic(_("_Fill and Stroke"));
 393     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 394     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_shape_fill_settings), item);
 395     gtk_widget_show(w);
 396     gtk_menu_append(GTK_MENU(m), w);
 397 }
 398
 399
 400 /*
 401   Local Variables:
 402   mode:c++
 403   c-file-style:"stroustrup"
 404   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
 405   indent-tabs-mode:nil
 406   fill-column:99
 407   End:
 408 */
 409 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :