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 "ui/dialog/dialog-manager.h"
  21
  22 static void sp_object_type_menu(GType type, SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  23
  24 /* Append object-specific part to context menu */
  25
  26 void
  27 sp_object_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu)
  28 {
  29     GObjectClass *klass;
  30     klass = G_OBJECT_GET_CLASS(object);
  31     while (G_TYPE_CHECK_CLASS_TYPE((klass), SP_TYPE_OBJECT)) {
  32         GType type;
  33         type = G_TYPE_FROM_CLASS(klass);
  34         sp_object_type_menu(type, object, desktop, menu);
  35         klass = (GObjectClass*)g_type_class_peek_parent(klass);
  36     }
  37 }
  38
  39 /* Implementation */
  40
  41 #include <gtk/gtkmenuitem.h>
  42
  43 #include <glibmm/i18n.h>
  44
  45 #include "sp-anchor.h"
  46 #include "sp-image.h"
  47
  48 #include "document.h"
  49 #include "desktop-handles.h"
  50 #include "selection.h"
  51
  52 #include "dialogs/item-properties.h"
  53 #include "dialogs/object-attributes.h"
  54
  55 #include "sp-path.h"
  56
  57
  58 static void sp_item_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  59 static void sp_group_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  60 static void sp_anchor_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  61 static void sp_image_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  62 static void sp_shape_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  63
  64 static void
  65 sp_object_type_menu(GType type, SPObject *object, SPDesktop *desktop, GtkMenu *menu)
  66 {
  67     static GHashTable *t2m = NULL;
  68     void (* handler)(SPObject *object, SPDesktop *desktop, GtkMenu *menu);
  69     if (!t2m) {
  70         t2m = g_hash_table_new(NULL, NULL);
  71         g_hash_table_insert(t2m, GUINT_TO_POINTER(SP_TYPE_ITEM), (void*)sp_item_menu);
  72         g_hash_table_insert(t2m, GUINT_TO_POINTER(SP_TYPE_GROUP), (void*)sp_group_menu);
  73         g_hash_table_insert(t2m, GUINT_TO_POINTER(SP_TYPE_ANCHOR), (void*)sp_anchor_menu);
  74         g_hash_table_insert(t2m, GUINT_TO_POINTER(SP_TYPE_IMAGE), (void*)sp_image_menu);
  75         g_hash_table_insert(t2m, GUINT_TO_POINTER(SP_TYPE_SHAPE), (void*)sp_shape_menu);
  76     }
  77     handler = (void (*)(SPObject*, SPDesktop*, GtkMenu*))g_hash_table_lookup(t2m, GUINT_TO_POINTER(type));
  78     if (handler) handler(object, desktop, menu);
  79 }
  80
  81 /* SPItem */
  82
  83 static void sp_item_properties(GtkMenuItem *menuitem, SPItem *item);
  84 static void sp_item_select_this(GtkMenuItem *menuitem, SPItem *item);
  85 static void sp_item_create_link(GtkMenuItem *menuitem, SPItem *item);
  86
  87 /* Generate context menu item section */
  88
  89 static void
  90 sp_item_menu(SPObject *object, SPDesktop *desktop, GtkMenu *m)
  91 {
  92     SPItem *item;
  93     GtkWidget *w;
  94
  95     item = (SPItem *) object;
  96
  97     /* Item dialog */
  98     w = gtk_menu_item_new_with_mnemonic(_("Object _Properties"));
  99     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 100     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_item_properties), item);
 101     gtk_widget_show(w);
 102     gtk_menu_append(GTK_MENU(m), w);
 103     /* Separator */
 104     w = gtk_menu_item_new();
 105     gtk_widget_show(w);
 106     gtk_menu_append(GTK_MENU(m), w);
 107     /* Select item */
 108     w = gtk_menu_item_new_with_mnemonic(_("_Select This"));
 109     if (sp_desktop_selection(desktop)->includes(item)) {
 110         gtk_widget_set_sensitive(w, FALSE);
 111     } else {
 112         gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 113         gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_item_select_this), item);
 114     }
 115     gtk_widget_show(w);
 116     gtk_menu_append(GTK_MENU(m), w);
 117     /* Create link */
 118     w = gtk_menu_item_new_with_mnemonic(_("_Create Link"));
 119     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 120     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_item_create_link), item);
 121     gtk_widget_set_sensitive(w, !SP_IS_ANCHOR(item));
 122     gtk_widget_show(w);
 123     gtk_menu_append(GTK_MENU(m), w);
 124 }
 125
 126 static void
 127 sp_item_properties(GtkMenuItem *menuitem, SPItem *item)
 128 {
 129     SPDesktop *desktop;
 130
 131     g_assert(SP_IS_ITEM(item));
 132
 133     desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 134     g_return_if_fail(desktop != NULL);
 135
 136     sp_desktop_selection(desktop)->set(item);
 137
 138     sp_item_dialog();
 139 }
 140
 141 static void
 142 sp_item_select_this(GtkMenuItem *menuitem, SPItem *item)
 143 {
 144     SPDesktop *desktop;
 145
 146     g_assert(SP_IS_ITEM(item));
 147
 148     desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 149     g_return_if_fail(desktop != NULL);
 150
 151     sp_desktop_selection(desktop)->set(item);
 152 }
 153
 154 static void
 155 sp_item_create_link(GtkMenuItem *menuitem, SPItem *item)
 156 {
 157     g_assert(SP_IS_ITEM(item));
 158     g_assert(!SP_IS_ANCHOR(item));
 159
 160     SPDesktop *desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 161     g_return_if_fail(desktop != NULL);
 162
 163     Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
 164     Inkscape::XML::Node *repr = xml_doc->createElement("svg:a");
 165     SP_OBJECT_REPR(SP_OBJECT_PARENT(item))->addChild(repr, SP_OBJECT_REPR(item));
 166     SPObject *object = SP_OBJECT_DOCUMENT(item)->getObjectByRepr(repr);
 167     g_return_if_fail(SP_IS_ANCHOR(object));
 168
 169     const char *id = SP_OBJECT_REPR(item)->attribute("id");
 170     Inkscape::XML::Node *child = SP_OBJECT_REPR(item)->duplicate(xml_doc);
 171     SP_OBJECT(item)->deleteObject(false);
 172     repr->addChild(child, NULL);
 173     child->setAttribute("id", id);
 174     sp_document_done(SP_OBJECT_DOCUMENT(object), SP_VERB_NONE,
 175                      _("Create link"));
 176
 177     sp_object_attributes_dialog(object, "SPAnchor");
 178
 179     sp_desktop_selection(desktop)->set(SP_ITEM(object));
 180 }
 181
 182 /* SPGroup */
 183
 184 static void sp_item_group_ungroup_activate(GtkMenuItem *menuitem, SPGroup *group);
 185
 186 static void
 187 sp_group_menu(SPObject *object, SPDesktop *desktop, GtkMenu *menu)
 188 {
 189     SPItem *item=SP_ITEM(object);
 190     GtkWidget *w;
 191
 192     /* "Ungroup" */
 193     w = gtk_menu_item_new_with_mnemonic(_("_Ungroup"));
 194     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 195     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_item_group_ungroup_activate), item);
 196     gtk_widget_show(w);
 197     gtk_menu_append(GTK_MENU(menu), w);
 198 }
 199
 200 static void
 201 sp_item_group_ungroup_activate(GtkMenuItem *menuitem, SPGroup *group)
 202 {
 203     SPDesktop *desktop;
 204     GSList *children;
 205
 206     g_assert(SP_IS_GROUP(group));
 207
 208     desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 209     g_return_if_fail(desktop != NULL);
 210
 211     children = NULL;
 212     sp_item_group_ungroup(group, &children);
 213
 214     sp_desktop_selection(desktop)->setList(children);
 215     g_slist_free(children);
 216 }
 217
 218 /* SPAnchor */
 219
 220 static void sp_anchor_link_properties(GtkMenuItem *menuitem, SPAnchor *anchor);
 221 static void sp_anchor_link_follow(GtkMenuItem *menuitem, SPAnchor *anchor);
 222 static void sp_anchor_link_remove(GtkMenuItem *menuitem, SPAnchor *anchor);
 223
 224 static void
 225 sp_anchor_menu(SPObject *object, SPDesktop *desktop, GtkMenu *m)
 226 {
 227     SPItem *item;
 228     GtkWidget *w;
 229
 230     item = (SPItem *) object;
 231
 232     /* Link dialog */
 233     w = gtk_menu_item_new_with_mnemonic(_("Link _Properties"));
 234     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 235     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_anchor_link_properties), item);
 236     gtk_widget_show(w);
 237     gtk_menu_append(GTK_MENU(m), w);
 238     /* Select item */
 239     w = gtk_menu_item_new_with_mnemonic(_("_Follow Link"));
 240     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_anchor_link_follow), item);
 241     gtk_widget_show(w);
 242     gtk_menu_append(GTK_MENU(m), w);
 243     /* Reset transformations */
 244     w = gtk_menu_item_new_with_mnemonic(_("_Remove Link"));
 245     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 246     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_anchor_link_remove), item);
 247     gtk_widget_show(w);
 248     gtk_menu_append(GTK_MENU(m), w);
 249 }
 250
 251 static void
 252 sp_anchor_link_properties(GtkMenuItem *menuitem, SPAnchor *anchor)
 253 {
 254     sp_object_attributes_dialog(SP_OBJECT(anchor), "Link");
 255 }
 256
 257 static void
 258 sp_anchor_link_follow(GtkMenuItem *menuitem, SPAnchor *anchor)
 259 {
 260     g_return_if_fail(anchor != NULL);
 261     g_return_if_fail(SP_IS_ANCHOR(anchor));
 262
 263     /* shell out to an external browser here */
 264 }
 265
 266 static void
 267 sp_anchor_link_remove(GtkMenuItem *menuitem, SPAnchor *anchor)
 268 {
 269     GSList *children;
 270
 271     g_return_if_fail(anchor != NULL);
 272     g_return_if_fail(SP_IS_ANCHOR(anchor));
 273
 274     children = NULL;
 275     sp_item_group_ungroup(SP_GROUP(anchor), &children);
 276
 277     g_slist_free(children);
 278 }
 279
 280 /* Image */
 281
 282 static void sp_image_image_properties(GtkMenuItem *menuitem, SPAnchor *anchor);
 283
 284 static void
 285 sp_image_menu(SPObject *object, SPDesktop *desktop, GtkMenu *m)
 286 {
 287     SPItem *item;
 288     GtkWidget *w;
 289
 290     item = (SPItem *) object;
 291
 292     /* Link dialog */
 293     w = gtk_menu_item_new_with_mnemonic(_("Image _Properties"));
 294     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 295     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_image_image_properties), item);
 296     gtk_widget_show(w);
 297     gtk_menu_append(GTK_MENU(m), w);
 298 }
 299
 300 static void
 301 sp_image_image_properties(GtkMenuItem *menuitem, SPAnchor *anchor)
 302 {
 303     sp_object_attributes_dialog(SP_OBJECT(anchor), "Image");
 304 }
 305
 306 /* SPShape */
 307
 308 static void
 309 sp_shape_fill_settings(GtkMenuItem *menuitem, SPItem *item)
 310 {
 311     SPDesktop *desktop;
 312
 313     g_assert(SP_IS_ITEM(item));
 314
 315     desktop = (SPDesktop*)gtk_object_get_data(GTK_OBJECT(menuitem), "desktop");
 316     g_return_if_fail(desktop != NULL);
 317
 318     if (sp_desktop_selection(desktop)->isEmpty()) {
 319         sp_desktop_selection(desktop)->set(item);
 320     }
 321
 322     desktop->_dlg_mgr->showDialog("FillAndStroke");
 323 }
 324
 325 static void
 326 sp_shape_menu(SPObject *object, SPDesktop *desktop, GtkMenu *m)
 327 {
 328     SPItem *item;
 329     GtkWidget *w;
 330
 331     item = (SPItem *) object;
 332
 333     /* Item dialog */
 334     w = gtk_menu_item_new_with_mnemonic(_("_Fill and Stroke"));
 335     gtk_object_set_data(GTK_OBJECT(w), "desktop", desktop);
 336     gtk_signal_connect(GTK_OBJECT(w), "activate", GTK_SIGNAL_FUNC(sp_shape_fill_settings), item);
 337     gtk_widget_show(w);
 338     gtk_menu_append(GTK_MENU(m), w);
 339 }
 340
 341
 342 /*
 343   Local Variables:
 344   mode:c++
 345   c-file-style:"stroustrup"
 346   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
 347   indent-tabs-mode:nil
 348   fill-column:99
 349   End:
 350 */
 351 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :