git.sur5r.net Git - glabels/blob - glabels2/src/ui-property-bar.c

   1 /*
   2  *  (GLABELS) Label and Business Card Creation program for GNOME
   3  *
   4  *  property-bar.c:  gLabels property bar
   5  *
   6  *  Copyright (C) 2003  Jim Evins <evins@snaught.com>.
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  21  */
  22
  23 #include <config.h>
  24
  25 #include <glib/gi18n.h>
  26 #include <libgnomeprint/gnome-font.h>
  27
  28 #include "ui-property-bar.h"
  29 #include "ui-util.h"
  30 #include "mygal/widget-color-combo.h"
  31 #include "stock-pixmaps/stockpixbufs.h"
  32 #include "prefs.h"
  33 #include "color.h"
  34
  35 #include "debug.h"
  36
  37 /*============================================================================*/
  38 /* Private macros and constants.                                              */
  39 /*============================================================================*/
  40
  41 /*============================================================================*/
  42 /* Private globals                                                            */
  43 /*============================================================================*/
  44
  45 static GObjectClass *parent_class;
  46
  47 static gchar* doc_verbs [] = {
  48         "/commands/PropFontName",
  49         "/commands/PropFontSize",
  50         "/commands/PropFontBold",
  51         "/commands/PropFontItalic",
  52         "/commands/PropTextAlignLeft",
  53         "/commands/PropTextAlignCenter",
  54         "/commands/PropTextAlignRight",
  55         "/commands/PropFillColor",
  56         "/commands/PropLineColor",
  57         "/commands/PropTextColor",
  58         "/commands/PropLineWidth",
  59
  60         NULL
  61 };
  62
  63 static gchar* text_verbs [] = {
  64         "/commands/PropFontName",
  65         "/commands/PropFontSize",
  66         "/commands/PropFontBold",
  67         "/commands/PropFontItalic",
  68         "/commands/PropTextAlignLeft",
  69         "/commands/PropTextAlignCenter",
  70         "/commands/PropTextAlignRight",
  71         "/commands/PropTextColor",
  72
  73         NULL
  74 };
  75
  76 static gchar* fill_verbs [] = {
  77         "/commands/PropFillColor",
  78
  79         NULL
  80 };
  81
  82 static gchar* line_color_verbs [] = {
  83         "/commands/PropLineColor",
  84
  85         NULL
  86 };
  87
  88 static gchar* line_width_verbs [] = {
  89         "/commands/PropLineWidth",
  90
  91         NULL
  92 };
  93
  94
  95 /*============================================================================*/
  96 /* Local function prototypes                                                  */
  97 /*============================================================================*/
  98
  99 static void     gl_ui_property_bar_class_init    (glUIPropertyBarClass *class);
 100 static void     gl_ui_property_bar_instance_init (glUIPropertyBar      *property_bar);
 101 static void     gl_ui_property_bar_finalize      (GObject              *object);
 102
 103 static void     gl_ui_property_bar_construct     (glUIPropertyBar      *property_bar,
 104                                                   BonoboUIComponent    *ui_component);
 105
 106 static void     selection_changed_cb             (glUIPropertyBar      *property_bar);
 107
 108 static void     font_family_changed_cb           (GtkComboBox          *combo,
 109                                                   glUIPropertyBar      *property_bar);
 110
 111 static void     font_size_changed_cb             (GtkSpinButton        *spin,
 112                                                   glUIPropertyBar      *property_bar);
 113
 114 static void     text_color_changed_cb            (ColorCombo           *cc,
 115                                                   GdkColor             *gdk_color,
 116                                                   gboolean              custom,
 117                                                   gboolean              by_user,
 118                                                   gboolean              is_default,
 119                                                   glUIPropertyBar      *property_bar);
 120
 121 static void     fill_color_changed_cb            (ColorCombo           *cc,
 122                                                   GdkColor             *gdk_color,
 123                                                   gboolean              custom,
 124                                                   gboolean              by_user,
 125                                                   gboolean              is_default,
 126                                                   glUIPropertyBar      *property_bar);
 127
 128 static void     line_color_changed_cb            (ColorCombo           *cc,
 129                                                   GdkColor             *gdk_color,
 130                                                   gboolean              custom,
 131                                                   gboolean              by_user,
 132                                                   gboolean              is_default,
 133                                                   glUIPropertyBar      *property_bar);
 134
 135 static void     line_width_changed_cb            (GtkSpinButton        *spin,
 136                                                   glUIPropertyBar      *property_bar);
 137
 138 static void prop_item_toggled_cb (BonoboUIComponent           *ui_component,
 139                                   const char                  *path,
 140                                   Bonobo_UIComponent_EventType type,
 141                                   const char                  *state,
 142                                   glUIPropertyBar             *property_bar);
 143
 144 static void null_cmd             (BonoboUIComponent           *ui_component,
 145                                   gpointer                     user_data,
 146                                   const gchar                 *verbname);
 147
 148
 149
 150 \f
 151 /****************************************************************************/
 152 /* Boilerplate Object stuff.                                                */
 153 /****************************************************************************/
 154 GType
 155 gl_ui_property_bar_get_type (void)
 156 {
 157         static GType type = 0;
 158
 159         if (!type) {
 160                 static const GTypeInfo info = {
 161                         sizeof (glUIPropertyBarClass),
 162                         NULL,
 163                         NULL,
 164                         (GClassInitFunc) gl_ui_property_bar_class_init,
 165                         NULL,
 166                         NULL,
 167                         sizeof (glUIPropertyBar),
 168                         0,
 169                         (GInstanceInitFunc) gl_ui_property_bar_instance_init,
 170                         NULL
 171                 };
 172
 173                 type = g_type_register_static (G_TYPE_OBJECT,
 174                                                "glUIPropertyBar", &info, 0);
 175         }
 176
 177         return type;
 178 }
 179
 180 static void
 181 gl_ui_property_bar_class_init (glUIPropertyBarClass *class)
 182 {
 183         GObjectClass   *object_class     = (GObjectClass *) class;
 184
 185         gl_debug (DEBUG_PROPERTY_BAR, "START");
 186
 187         parent_class = g_type_class_peek_parent (class);
 188
 189         object_class->finalize = gl_ui_property_bar_finalize;
 190
 191         gl_debug (DEBUG_PROPERTY_BAR, "END");
 192 }
 193
 194 static void
 195 gl_ui_property_bar_instance_init (glUIPropertyBar *property_bar)
 196 {
 197         gl_debug (DEBUG_PROPERTY_BAR, "START");
 198
 199         property_bar->view = NULL;
 200
 201         gl_debug (DEBUG_PROPERTY_BAR, "END");
 202 }
 203
 204 static void
 205 gl_ui_property_bar_finalize (GObject *object)
 206 {
 207         glUIPropertyBar *property_bar;
 208
 209         gl_debug (DEBUG_PROPERTY_BAR, "START");
 210
 211         g_return_if_fail (object != NULL);
 212         g_return_if_fail (GL_IS_UI_PROPERTY_BAR (object));
 213
 214         property_bar = GL_UI_PROPERTY_BAR (object);
 215
 216         if (property_bar->view) {
 217                 g_object_unref (G_OBJECT(property_bar->view));
 218                 property_bar = NULL;
 219         }
 220
 221         G_OBJECT_CLASS (parent_class)->finalize (object);
 222
 223         gl_debug (DEBUG_PROPERTY_BAR, "END");
 224 }
 225
 226 /****************************************************************************/
 227 /* Create a NEW property_bar.                                               */
 228 /****************************************************************************/
 229 GObject *
 230 gl_ui_property_bar_new (BonoboUIComponent *ui_component)
 231 {
 232         glUIPropertyBar *property_bar;
 233
 234         gl_debug (DEBUG_PROPERTY_BAR, "START");
 235
 236         property_bar = g_object_new (gl_ui_property_bar_get_type (), NULL);
 237
 238         gl_ui_property_bar_construct (property_bar, ui_component);
 239
 240         gl_debug (DEBUG_PROPERTY_BAR, "END");
 241
 242         return G_OBJECT(property_bar);
 243 }
 244
 245 /******************************************************************************/
 246 /* Initialize property toolbar.                                               */
 247 /******************************************************************************/
 248 static void
 249 gl_ui_property_bar_construct (glUIPropertyBar   *property_bar,
 250                               BonoboUIComponent *ui_component)
 251 {
 252         GtkWidget  *wcombo;
 253         GList      *family_names = NULL;
 254         GList      *family_node;
 255         GtkObject  *adjust;
 256         ColorGroup *cg;
 257         GdkPixbuf  *pixbuf;
 258         GdkColor   *gdk_color;
 259
 260         gl_debug (DEBUG_PROPERTY_BAR, "START");
 261
 262         property_bar->stop_signals = TRUE;
 263         property_bar->ui_component = ui_component;
 264
 265         /* Font family entry widget */
 266         wcombo = gtk_combo_box_new_text ();
 267         family_names = gnome_font_family_list ();
 268         gl_util_combo_box_set_strings (GTK_COMBO_BOX (wcombo), family_names);
 269         property_bar->font_family_combo = wcombo;
 270         gtk_widget_set_size_request (wcombo, 200, -1);
 271
 272         /* Make sure we have a valid font.  if not provide a good default. */
 273         family_node = g_list_find_custom (family_names,
 274                                           gl_prefs->default_font_family,
 275                                           (GCompareFunc)g_utf8_collate);
 276         if (family_node) {
 277                 gtk_combo_box_set_active (wcombo,
 278                                           g_list_position (family_names,
 279                                                            family_node));
 280         } else {
 281                 gtk_combo_box_set_active (wcombo, 0);
 282         }
 283         gnome_font_family_list_free (family_names);
 284
 285         g_signal_connect (G_OBJECT (property_bar->font_family_combo),
 286                           "changed", G_CALLBACK (font_family_changed_cb), property_bar);
 287
 288         gl_ui_util_insert_widget (ui_component, wcombo, "/PropertyToolbar/PropFontName");
 289
 290         /* Font size entry widget */
 291         adjust = gtk_adjustment_new (1.0, 1.0, 250.0, 1.0, 10.0, 10.0);
 292         property_bar->font_size_spin =  gtk_spin_button_new (GTK_ADJUSTMENT (adjust),
 293                                                              1.0, 0);
 294         gtk_spin_button_set_value (GTK_SPIN_BUTTON(property_bar->font_size_spin),
 295                                    gl_prefs->default_font_size);
 296
 297         g_signal_connect (G_OBJECT (property_bar->font_size_spin),
 298                           "changed", G_CALLBACK (font_size_changed_cb), property_bar);
 299
 300         gl_ui_util_insert_widget (ui_component, property_bar->font_size_spin,
 301                                   "/PropertyToolbar/PropFontSize");
 302
 303         /* Bold and Italic toggles */
 304         bonobo_ui_component_add_verb (ui_component, "PropFontBold", null_cmd, NULL);
 305         gl_ui_util_set_verb_state (ui_component, "/commands/PropFontBold",
 306                                    (gl_prefs->default_font_weight == GNOME_FONT_BOLD));
 307         bonobo_ui_component_add_listener (ui_component, "PropFontBold",
 308                         (BonoboUIListenerFn)prop_item_toggled_cb,
 309                         (gpointer)property_bar);
 310         bonobo_ui_component_add_verb (ui_component, "PropFontItalic", null_cmd, NULL);
 311         gl_ui_util_set_verb_state (ui_component, "/commands/PropFontItalic",
 312                                    gl_prefs->default_font_italic_flag);
 313         bonobo_ui_component_add_listener (ui_component, "PropFontItalic",
 314                         (BonoboUIListenerFn)prop_item_toggled_cb,
 315                         (gpointer)property_bar);
 316
 317         /* Text alignment radio group */
 318         bonobo_ui_component_add_verb (ui_component, "PropTextAlignLeft", null_cmd, NULL);
 319         gl_ui_util_set_verb_state (ui_component, "/commands/PropTextAlignLeft",
 320                                    (gl_prefs->default_text_alignment == GTK_JUSTIFY_LEFT));
 321         bonobo_ui_component_add_listener (ui_component, "PropTextAlignLeft",
 322                         (BonoboUIListenerFn)prop_item_toggled_cb,
 323                         (gpointer)property_bar);
 324         bonobo_ui_component_add_verb (ui_component, "PropTextAlignCenter", null_cmd, NULL);
 325         gl_ui_util_set_verb_state (ui_component, "/commands/PropTextAlignCenter",
 326                                    (gl_prefs->default_text_alignment == GTK_JUSTIFY_CENTER));
 327         bonobo_ui_component_add_listener (ui_component, "PropTextAlignCenter",
 328                         (BonoboUIListenerFn)prop_item_toggled_cb,
 329                         (gpointer)property_bar);
 330         bonobo_ui_component_add_verb (ui_component, "PropTextAlignRight", null_cmd, NULL);
 331         gl_ui_util_set_verb_state (ui_component, "/commands/PropTextAlignRight",
 332                                    (gl_prefs->default_text_alignment == GTK_JUSTIFY_RIGHT));
 333         bonobo_ui_component_add_listener (ui_component, "PropTextAlignRight",
 334                         (BonoboUIListenerFn)prop_item_toggled_cb,
 335                         (gpointer)property_bar);
 336
 337         /* Text color widget */
 338         cg = color_group_fetch ("text_color_group", NULL);
 339         pixbuf = gdk_pixbuf_new_from_inline (-1, stock_text_24, FALSE, NULL);
 340         gdk_color = gl_color_to_gdk_color (gl_prefs->default_text_color);
 341         property_bar->text_color_combo = color_combo_new (pixbuf, _("Default"),
 342                                                           gdk_color, cg);
 343         g_free (gdk_color);
 344
 345         g_signal_connect (G_OBJECT (property_bar->text_color_combo),
 346                           "color_changed",
 347                           G_CALLBACK (text_color_changed_cb), property_bar);
 348
 349         gl_ui_util_insert_widget (ui_component, property_bar->text_color_combo,
 350                                   "/PropertyToolbar/PropTextColor");
 351
 352         /* Fill color widget */
 353         cg = color_group_fetch ("fill_color_group", NULL);
 354         pixbuf = gdk_pixbuf_new_from_inline (-1, stock_bucket_fill_24, FALSE, NULL);
 355         gdk_color = gl_color_to_gdk_color (gl_prefs->default_fill_color);
 356         property_bar->fill_color_combo = color_combo_new (pixbuf, _("No fill"),
 357                                                           gdk_color, cg);
 358         g_free (gdk_color);
 359
 360         g_signal_connect (G_OBJECT (property_bar->fill_color_combo),
 361                           "color_changed",
 362                           G_CALLBACK (fill_color_changed_cb), property_bar);
 363
 364         gl_ui_util_insert_widget (ui_component, property_bar->fill_color_combo,
 365                                   "/PropertyToolbar/PropFillColor");
 366
 367         /* Line color widget */
 368         cg = color_group_fetch ("line_color_group", NULL);
 369         pixbuf = gdk_pixbuf_new_from_inline (-1, stock_pencil_24, FALSE, NULL);
 370         gdk_color = gl_color_to_gdk_color (gl_prefs->default_line_color);
 371         property_bar->line_color_combo = color_combo_new (pixbuf, _("No line"),
 372                                                           gdk_color, cg);
 373         g_free (gdk_color);
 374
 375         g_signal_connect (G_OBJECT (property_bar->line_color_combo),
 376                           "color_changed",
 377                           G_CALLBACK (line_color_changed_cb), property_bar);
 378
 379         gl_ui_util_insert_widget (ui_component, property_bar->line_color_combo,
 380                                   "/PropertyToolbar/PropLineColor");
 381
 382         /* Line width entry widget */
 383         adjust = gtk_adjustment_new (1.0, 0.25, 4.0, 0.25, 1.0, 1.0);
 384         property_bar->line_width_spin =  gtk_spin_button_new (GTK_ADJUSTMENT (adjust), 0.25, 2);
 385
 386         g_signal_connect (G_OBJECT (property_bar->line_width_spin),
 387                           "changed",
 388                           G_CALLBACK (line_width_changed_cb), property_bar);
 389
 390         gl_ui_util_insert_widget (ui_component, property_bar->line_width_spin,
 391                                   "/PropertyToolbar/PropLineWidth");
 392
 393         gl_ui_util_set_verb_list_sensitive (ui_component, doc_verbs, FALSE);
 394
 395         property_bar->stop_signals = FALSE;
 396
 397         gl_debug (DEBUG_PROPERTY_BAR, "END");
 398 }
 399
 400 /****************************************************************************/
 401 /* Fill widgets with default values.                                        */
 402 /****************************************************************************/
 403 static void
 404 reset_to_default_properties (glView *view,
 405                              glUIPropertyBar *property_bar)
 406 {
 407         GList     *family_names;
 408         gchar     *good_font_family;
 409         GdkColor  *gdk_color;
 410
 411         /* Make sure we have a valid font.  if not provide a good default. */
 412         family_names = gnome_font_family_list ();
 413         if (g_list_find_custom (family_names,
 414                                 view->default_font_family,
 415                                 (GCompareFunc)g_utf8_collate)) {
 416                 good_font_family = g_strdup (view->default_font_family);
 417         } else {
 418                 if (family_names != NULL) {
 419                         good_font_family = g_strdup (family_names->data); /* 1st entry */
 420                 } else {
 421                         good_font_family = NULL;
 422                 }
 423         }
 424         gl_util_combo_box_set_active_text (GTK_COMBO_BOX (property_bar->font_family_combo),
 425                                            good_font_family);
 426         g_free (good_font_family);
 427
 428         gtk_spin_button_set_value (GTK_SPIN_BUTTON(property_bar->font_size_spin),
 429                                    view->default_font_size);
 430
 431         gl_ui_util_set_verb_state (property_bar->ui_component,
 432                                    "/commands/PropFontBold",
 433                                    (view->default_font_weight == GNOME_FONT_BOLD));
 434         gl_ui_util_set_verb_state (property_bar->ui_component,
 435                                    "/commands/PropFontItalic",
 436                                    view->default_font_italic_flag);
 437
 438         gl_ui_util_set_verb_state (property_bar->ui_component,
 439                                    "/commands/PropTextAlignLeft",
 440                                    (view->default_text_alignment == GTK_JUSTIFY_LEFT));
 441         gl_ui_util_set_verb_state (property_bar->ui_component,
 442                                    "/commands/PropTextAlignCenter",
 443                                    (view->default_text_alignment == GTK_JUSTIFY_CENTER));
 444         gl_ui_util_set_verb_state (property_bar->ui_component,
 445                                    "/commands/PropTextAlignRight",
 446                                    (view->default_text_alignment == GTK_JUSTIFY_RIGHT));
 447
 448         gdk_color = gl_color_to_gdk_color (view->default_text_color);
 449         color_combo_set_color (COLOR_COMBO(property_bar->text_color_combo), gdk_color);
 450         g_free (gdk_color);
 451
 452         gdk_color = gl_color_to_gdk_color (view->default_fill_color);
 453         color_combo_set_color (COLOR_COMBO(property_bar->fill_color_combo), gdk_color);
 454         g_free (gdk_color);
 455
 456         gdk_color = gl_color_to_gdk_color (view->default_line_color);
 457         color_combo_set_color (COLOR_COMBO(property_bar->line_color_combo), gdk_color);
 458         g_free (gdk_color);
 459
 460         gtk_spin_button_set_value (GTK_SPIN_BUTTON(property_bar->line_width_spin),
 461                                    view->default_line_width);
 462 }
 463
 464 /****************************************************************************/
 465 /* Set view associated with property_bar.                                   */
 466 /****************************************************************************/
 467 void
 468 gl_ui_property_bar_set_view (glUIPropertyBar *property_bar,
 469                              glView          *view)
 470 {
 471         glLabel   *label;
 472
 473         gl_debug (DEBUG_PROPERTY_BAR, "START");
 474
 475         g_return_if_fail (view && GL_IS_VIEW (view));
 476         label = view->label;
 477         g_return_if_fail (label && GL_IS_LABEL (label));
 478
 479         gl_ui_util_set_verb_list_sensitive (property_bar->ui_component, doc_verbs, TRUE);
 480
 481         property_bar->view = GL_VIEW (g_object_ref (G_OBJECT (view)));
 482
 483         reset_to_default_properties (view, property_bar);
 484
 485         g_signal_connect_swapped (G_OBJECT(view), "selection_changed",
 486                                   G_CALLBACK(selection_changed_cb), property_bar);
 487
 488         g_signal_connect_swapped (G_OBJECT(view->label), "changed",
 489                                   G_CALLBACK(selection_changed_cb), property_bar);
 490
 491         gl_debug (DEBUG_PROPERTY_BAR, "END");
 492 }
 493
 494 /*---------------------------------------------------------------------------*/
 495 /* PRIVATE.  View "selection state changed" callback.                        */
 496 /*---------------------------------------------------------------------------*/
 497
 498 static void
 499 update_text_properties (glView *view,
 500                         glUIPropertyBar *property_bar)
 501 {
 502         gboolean can_text, is_first_object;
 503         gboolean is_same_font_family, is_same_font_size;
 504         gboolean is_same_text_color, is_same_is_italic;
 505         gboolean is_same_is_bold, is_same_justification;
 506         GList *p;
 507         glLabelObject *object;
 508         gchar *selection_font_family, *font_family;
 509         gdouble selection_font_size, font_size;
 510         guint selection_text_color, text_color;
 511         glColorNode *text_color_node;
 512         gboolean selection_is_italic, is_italic;
 513         gboolean selection_is_bold, is_bold;
 514         GtkJustification selection_justification, justification;
 515         GdkColor *gdk_color;
 516
 517         can_text = gl_view_can_selection_text (view);
 518         gl_ui_util_set_verb_list_sensitive (property_bar->ui_component,
 519                                             text_verbs,
 520                                             can_text);
 521         if (!can_text)
 522                 return;
 523
 524         is_same_is_italic =
 525         is_same_is_bold =
 526         is_same_justification =
 527         is_same_text_color =
 528         is_same_font_size =
 529         is_same_font_family = TRUE;
 530         selection_font_family = NULL;
 531         selection_font_size = -1;
 532         is_first_object = TRUE;
 533
 534         for (p = view->selected_object_list; p != NULL; p = p->next) {
 535
 536                 object = gl_view_object_get_object(GL_VIEW_OBJECT (p->data));
 537                 if (!gl_label_object_can_text (object))
 538                         continue;
 539
 540                 font_family = gl_label_object_get_font_family (object);
 541                 if (font_family != NULL) {
 542                         if (selection_font_family == NULL)
 543                                 selection_font_family = g_strdup (font_family);
 544                         else
 545                                 if (strcmp (font_family, selection_font_family) != 0)
 546                                         is_same_font_family = FALSE;
 547                         g_free (font_family);
 548                 }
 549
 550                 font_size = gl_label_object_get_font_size (object);
 551
 552                 text_color_node = gl_label_object_get_text_color (object);
 553                 if (text_color_node->field_flag) {
 554                         /* If a merge field is set we use the default color for merged color*/
 555                         text_color = GL_COLOR_MERGE_DEFAULT;
 556
 557                 } else {
 558                         text_color = text_color_node->color;
 559                 }
 560                 gl_color_node_free (&text_color_node);
 561
 562                 is_italic = gl_label_object_get_font_italic_flag (object);
 563                 is_bold = gl_label_object_get_font_weight (object) == GNOME_FONT_BOLD;
 564                 justification = gl_label_object_get_text_alignment (object);
 565
 566                 if (is_first_object) {
 567                         selection_font_size = font_size;
 568                         selection_text_color = text_color;
 569                         selection_is_italic = is_italic;
 570                         selection_is_bold = is_bold;
 571                         selection_justification = justification;
 572                 } else {
 573                         if (font_size != selection_font_size)
 574                                 is_same_font_size = FALSE;
 575                         if (text_color != selection_text_color)
 576                                 is_same_text_color = FALSE;
 577                         if (is_italic != selection_is_italic)
 578                                 is_same_is_italic = FALSE;
 579                         if (is_bold != selection_is_bold)
 580                                 is_same_is_bold = FALSE;
 581                         if (justification != selection_justification)
 582                                 is_same_justification = FALSE;
 583                 }
 584                 is_first_object = FALSE;
 585         }
 586
 587         if (is_same_font_family && (selection_font_family != NULL))
 588                 gl_debug (DEBUG_PROPERTY_BAR, "same font family = %s",
 589                           selection_font_family);
 590         gl_util_combo_box_set_active_text (GTK_COMBO_BOX (property_bar->font_family_combo),
 591                                            is_same_font_family?selection_font_family:"");
 592         g_free (selection_font_family);
 593
 594         if (is_same_font_size) {
 595                 gl_debug (DEBUG_PROPERTY_BAR, "same font size = %g",
 596                           selection_font_size);
 597                 gtk_spin_button_set_value (GTK_SPIN_BUTTON (property_bar->font_size_spin),
 598                                            selection_font_size);
 599         } else {
 600                 gtk_entry_set_text (GTK_ENTRY (property_bar->font_size_spin), "");
 601         }
 602
 603         if (is_same_text_color) {
 604                 gl_debug (DEBUG_PROPERTY_BAR, "same text color = %08x", selection_text_color);
 605                 gdk_color = gl_color_to_gdk_color (selection_text_color);
 606                 color_combo_set_color (COLOR_COMBO (property_bar->text_color_combo),
 607                                        gdk_color);
 608                 g_free (gdk_color);
 609         }
 610
 611         if (is_same_is_italic)
 612                 gl_debug (DEBUG_PROPERTY_BAR, "same italic flag = %d",
 613                           selection_is_italic);
 614         gl_ui_util_set_verb_state (property_bar->ui_component,
 615                                    "/commands/PropFontItalic",
 616                                    selection_is_italic && is_same_is_italic);
 617
 618         if (is_same_is_bold)
 619                 gl_debug (DEBUG_PROPERTY_BAR, "same bold flag = %d",
 620                           selection_is_bold);
 621         gl_ui_util_set_verb_state (property_bar->ui_component,
 622                                    "/commands/PropFontBold",
 623                                    selection_is_bold && is_same_is_bold);
 624
 625         if (is_same_justification)
 626                 gl_debug (DEBUG_PROPERTY_BAR, "same justification");
 627         gl_ui_util_set_verb_state (property_bar->ui_component,
 628                                    "/commands/PropTextAlignRight",
 629                                    (selection_justification == GTK_JUSTIFY_RIGHT) &&
 630                                    is_same_justification);
 631         gl_ui_util_set_verb_state (property_bar->ui_component,
 632                                    "/commands/PropTextAlignLeft",
 633                                    (selection_justification == GTK_JUSTIFY_LEFT) &&
 634                                    is_same_justification);
 635         gl_ui_util_set_verb_state (property_bar->ui_component,
 636                                    "/commands/PropTextAlignCenter",
 637                                    (selection_justification == GTK_JUSTIFY_CENTER) &&
 638                                    is_same_justification);
 639 }
 640
 641 static void
 642 update_fill_color (glView *view,
 643                    glUIPropertyBar *property_bar)
 644 {
 645         gboolean can, is_first_object;
 646         gboolean is_same_fill_color;
 647         GList *p;
 648         glLabelObject *object;
 649         guint selection_fill_color, fill_color;
 650         GdkColor *gdk_color;
 651         glColorNode *fill_color_node;
 652
 653         can = gl_view_can_selection_fill (view);
 654         gl_ui_util_set_verb_list_sensitive (property_bar->ui_component,
 655                                             fill_verbs,
 656                                             can);
 657         if (!can)
 658                 return;
 659
 660         is_same_fill_color = TRUE;
 661         is_first_object = TRUE;
 662
 663         for (p = view->selected_object_list; p != NULL; p = p->next) {
 664
 665                 object = gl_view_object_get_object(GL_VIEW_OBJECT (p->data));
 666                 if (!gl_label_object_can_fill (object))
 667                         continue;
 668
 669                 fill_color_node = gl_label_object_get_fill_color (object);
 670                 if (fill_color_node->field_flag) {
 671                         /* If a merge field is set we use the default color for merged color*/
 672                         fill_color = GL_COLOR_FILL_MERGE_DEFAULT;
 673
 674                 } else {
 675                         fill_color = fill_color_node->color;
 676                 }
 677                 gl_color_node_free (&fill_color_node);
 678
 679                 if (is_first_object) {
 680                         selection_fill_color = fill_color;
 681                 } else {
 682                         if (fill_color != selection_fill_color)
 683                                 is_same_fill_color = FALSE;
 684                 }
 685                 is_first_object = FALSE;
 686         }
 687
 688         if (is_same_fill_color) {
 689                 gl_debug (DEBUG_PROPERTY_BAR, "same fill color = %08x", selection_fill_color);
 690                 gdk_color = gl_color_to_gdk_color (selection_fill_color);
 691                 color_combo_set_color (COLOR_COMBO (property_bar->fill_color_combo),
 692                                        gdk_color);
 693                 g_free (gdk_color);
 694         }
 695 }
 696
 697 static void
 698 update_line_color (glView *view,
 699                    glUIPropertyBar *property_bar)
 700 {
 701         gboolean can, is_first_object;
 702         gboolean is_same_line_color;
 703         GList *p;
 704         glLabelObject *object;
 705         guint selection_line_color, line_color;
 706         glColorNode *line_color_node;
 707         GdkColor *gdk_color;
 708
 709         can = gl_view_can_selection_line_color (view);
 710         gl_ui_util_set_verb_list_sensitive (property_bar->ui_component,
 711                                             line_color_verbs,
 712                                             can);
 713         if (!can)
 714                 return;
 715
 716         is_same_line_color = TRUE;
 717         is_first_object = TRUE;
 718
 719         for (p = view->selected_object_list; p != NULL; p = p->next) {
 720
 721                 object = gl_view_object_get_object(GL_VIEW_OBJECT (p->data));
 722                 if (!gl_label_object_can_line_color (object))
 723                         continue;
 724
 725                 line_color_node = gl_label_object_get_line_color (object);
 726                 if (line_color_node->field_flag) {
 727                         /* If a merge field is set we use the default color for merged color*/
 728                         line_color = GL_COLOR_MERGE_DEFAULT;
 729
 730                 } else {
 731                         line_color = line_color_node->color;
 732                 }
 733                 gl_color_node_free (&line_color_node);
 734
 735                 if (is_first_object) {
 736                         selection_line_color = line_color;
 737                 } else {
 738                         if (line_color != selection_line_color)
 739                                 is_same_line_color = FALSE;
 740                 }
 741                 is_first_object = FALSE;
 742         }
 743
 744         if (is_same_line_color) {
 745                 gl_debug (DEBUG_PROPERTY_BAR, "same line color = %08x", selection_line_color);
 746                 gdk_color = gl_color_to_gdk_color (selection_line_color);
 747                 color_combo_set_color (COLOR_COMBO (property_bar->line_color_combo),
 748                                        gdk_color);
 749                 g_free (gdk_color);
 750         }
 751 }
 752
 753 static void
 754 update_line_width (glView *view,
 755                    glUIPropertyBar *property_bar)
 756 {
 757         gboolean can, is_first_object;
 758         gboolean is_same_line_width;
 759         GList *p;
 760         glLabelObject *object;
 761         gdouble selection_line_width, line_width;
 762
 763         can = gl_view_can_selection_line_width (view);
 764         gl_ui_util_set_verb_list_sensitive (property_bar->ui_component,
 765                                             line_width_verbs,
 766                                             can);
 767         if (!can)
 768                 return;
 769
 770         is_same_line_width = TRUE;
 771         is_first_object = TRUE;
 772
 773         for (p = view->selected_object_list; p != NULL; p = p->next) {
 774
 775                 object = gl_view_object_get_object(GL_VIEW_OBJECT (p->data));
 776                 if (!gl_label_object_can_line_width (object))
 777                         continue;
 778
 779                 line_width = gl_label_object_get_line_width (object);
 780
 781                 if (is_first_object) {
 782                         selection_line_width = line_width;
 783                 } else {
 784                         if (line_width != selection_line_width)
 785                                 is_same_line_width = FALSE;
 786                 }
 787                 is_first_object = FALSE;
 788         }
 789
 790         if (is_same_line_width) {
 791                 gl_debug (DEBUG_PROPERTY_BAR, "same line width = %g", selection_line_width);
 792                 gtk_spin_button_set_value (GTK_SPIN_BUTTON (property_bar->line_width_spin),
 793                                            selection_line_width);
 794         } else {
 795                 gtk_entry_set_text (GTK_ENTRY (property_bar->line_width_spin), "");
 796         }
 797 }
 798
 799 static void
 800 selection_changed_cb (glUIPropertyBar *property_bar)
 801 {
 802         glView *view = property_bar->view;
 803
 804         gl_debug (DEBUG_PROPERTY_BAR, "START");
 805
 806         g_return_if_fail (view && GL_IS_VIEW (view));
 807         g_return_if_fail (property_bar && GL_IS_UI_PROPERTY_BAR (property_bar));
 808
 809         property_bar->stop_signals = TRUE;
 810
 811         if (gl_view_is_selection_empty (view)) {
 812
 813                 /* No selection: make all controls active. */
 814                 reset_to_default_properties (view, property_bar);
 815                 gl_ui_util_set_verb_list_sensitive (property_bar->ui_component,
 816                                                     doc_verbs, TRUE);
 817
 818         } else {
 819
 820                 update_text_properties (view, property_bar);
 821                 update_fill_color (view, property_bar);
 822                 update_line_color (view, property_bar);
 823                 update_line_width (view, property_bar);
 824
 825         }
 826
 827         property_bar->stop_signals = FALSE;
 828
 829         gl_debug (DEBUG_PROPERTY_BAR, "END");
 830 }
 831
 832 /*--------------------------------------------------------------------------*/
 833 /* PRIVATE.  Font family entry changed.                                     */
 834 /*--------------------------------------------------------------------------*/
 835 static void
 836 font_family_changed_cb (GtkComboBox     *combo,
 837                         glUIPropertyBar *property_bar)
 838 {
 839         gchar *font_family;
 840
 841         if (property_bar->stop_signals)
 842                 return;
 843
 844         gl_debug (DEBUG_PROPERTY_BAR, "START");
 845
 846         g_signal_handlers_block_by_func (G_OBJECT(property_bar->view->label),
 847                                          selection_changed_cb,
 848                                          property_bar);
 849
 850         font_family = gtk_combo_box_get_active_text (GTK_COMBO_BOX (combo));
 851         if ( strlen(font_family) ) {
 852                 gl_view_set_selection_font_family (property_bar->view,
 853                                                    font_family);
 854                 gl_view_set_default_font_family   (property_bar->view,
 855                                                    font_family);
 856         }
 857         g_free (font_family);
 858
 859         g_signal_handlers_unblock_by_func (G_OBJECT(property_bar->view->label),
 860                                            selection_changed_cb,
 861                                            property_bar);
 862
 863         gl_debug (DEBUG_PROPERTY_BAR, "END");
 864 }
 865
 866 /*--------------------------------------------------------------------------*/
 867 /* PRIVATE.  Font size spin button changed.                                 */
 868 /*--------------------------------------------------------------------------*/
 869 static void
 870 font_size_changed_cb (GtkSpinButton        *spin,
 871                       glUIPropertyBar      *property_bar)
 872 {
 873         gdouble font_size;
 874
 875         if (property_bar->stop_signals)
 876                 return;
 877
 878         gl_debug (DEBUG_PROPERTY_BAR, "START");
 879
 880         g_signal_handlers_block_by_func (G_OBJECT(property_bar->view->label),
 881                                          selection_changed_cb,
 882                                          property_bar);
 883
 884         font_size = gtk_spin_button_get_value (spin);
 885
 886         gl_view_set_selection_font_size (property_bar->view,
 887                                          font_size);
 888         gl_view_set_default_font_size   (property_bar->view,
 889                                          font_size);
 890
 891         g_signal_handlers_unblock_by_func (G_OBJECT(property_bar->view->label),
 892                                            selection_changed_cb,
 893                                            property_bar);
 894
 895         gl_debug (DEBUG_PROPERTY_BAR, "END");
 896 }
 897
 898 /*--------------------------------------------------------------------------*/
 899 /* PRIVATE.  Text color combo changed.                                      */
 900 /*--------------------------------------------------------------------------*/
 901 static void
 902 text_color_changed_cb (ColorCombo           *cc,
 903                        GdkColor             *gdk_color,
 904                        gboolean              custom,
 905                        gboolean              by_user,
 906                        gboolean              is_default,
 907                        glUIPropertyBar      *property_bar)
 908 {
 909         glColorNode *text_color_node;
 910
 911         if (property_bar->stop_signals)
 912                 return;
 913
 914         g_return_if_fail (property_bar && GL_IS_UI_PROPERTY_BAR (property_bar));
 915
 916         gl_debug (DEBUG_PROPERTY_BAR, "START");
 917
 918         g_signal_handlers_block_by_func (G_OBJECT(property_bar->view->label),
 919                                          selection_changed_cb,
 920                                          property_bar);
 921
 922         text_color_node = gl_color_node_new_default ();
 923         text_color_node->color = gl_color_from_gdk_color (gdk_color);
 924
 925         gl_debug (DEBUG_PROPERTY_BAR, "Color=%08x, Custom=%d, By_User=%d, Is_default=%d",
 926                   text_color_node->color, custom, by_user, is_default);
 927
 928         if (is_default) {
 929                 text_color_node->color = gl_prefs->default_text_color;
 930                 gl_view_set_selection_text_color (property_bar->view,
 931                                                   text_color_node);
 932                 gl_view_set_default_text_color   (property_bar->view,
 933                                                   gl_prefs->default_text_color);
 934
 935         } else {
 936
 937                 gl_view_set_selection_text_color (property_bar->view,
 938                                                   text_color_node);
 939                 gl_view_set_default_text_color   (property_bar->view,
 940                                                   text_color_node->color);
 941
 942         }
 943
 944         gl_color_node_free (&text_color_node);
 945
 946         g_signal_handlers_unblock_by_func (G_OBJECT(property_bar->view->label),
 947                                            selection_changed_cb,
 948                                            property_bar);
 949
 950         gl_debug (DEBUG_PROPERTY_BAR, "END");
 951 }
 952
 953 /*--------------------------------------------------------------------------*/
 954 /* PRIVATE.  Fill color combo changed.                                      */
 955 /*--------------------------------------------------------------------------*/
 956 static void
 957 fill_color_changed_cb (ColorCombo           *cc,
 958                        GdkColor             *gdk_color,
 959                        gboolean              custom,
 960                        gboolean              by_user,
 961                        gboolean              is_default,
 962                        glUIPropertyBar      *property_bar)
 963 {
 964         glColorNode *fill_color_node;
 965
 966         if (property_bar->stop_signals)
 967                 return;
 968
 969         g_return_if_fail (property_bar && GL_IS_UI_PROPERTY_BAR (property_bar));
 970
 971         gl_debug (DEBUG_PROPERTY_BAR, "START");
 972
 973         g_signal_handlers_block_by_func (G_OBJECT(property_bar->view->label),
 974                                          selection_changed_cb,
 975                                          property_bar);
 976
 977         fill_color_node = gl_color_node_new_default ();
 978
 979         fill_color_node->color = gl_color_from_gdk_color (gdk_color);
 980
 981         gl_debug (DEBUG_PROPERTY_BAR, "Color=%08x, Custom=%d, By_User=%d, Is_default=%d",
 982                   fill_color_node->color, custom, by_user, is_default);
 983
 984         if (is_default) {
 985
 986                 fill_color_node->color = GL_COLOR_NONE;
 987                 gl_view_set_selection_fill_color (property_bar->view,
 988                                                   fill_color_node);
 989                 gl_view_set_default_fill_color   (property_bar->view,
 990                                                   fill_color_node->color);
 991
 992         } else {
 993
 994                 gl_view_set_selection_fill_color (property_bar->view,
 995                                                   fill_color_node);
 996                 gl_view_set_default_fill_color   (property_bar->view,
 997                                                   fill_color_node->color);
 998
 999         }
1000         gl_color_node_free (&fill_color_node);
1001
1002         g_signal_handlers_unblock_by_func (G_OBJECT(property_bar->view->label),
1003                                            selection_changed_cb,
1004                                            property_bar);
1005
1006         gl_debug (DEBUG_PROPERTY_BAR, "END");
1007 }
1008
1009 /*--------------------------------------------------------------------------*/
1010 /* PRIVATE.  Line color combo changed.                                      */
1011 /*--------------------------------------------------------------------------*/
1012 static void
1013 line_color_changed_cb (ColorCombo           *cc,
1014                        GdkColor             *gdk_color,
1015                        gboolean              custom,
1016                        gboolean              by_user,
1017                        gboolean              is_default,
1018                        glUIPropertyBar      *property_bar)
1019 {
1020         glColorNode *line_color_node;
1021
1022         if (property_bar->stop_signals)
1023                 return;
1024
1025         g_return_if_fail (property_bar && GL_IS_UI_PROPERTY_BAR (property_bar));
1026
1027         gl_debug (DEBUG_PROPERTY_BAR, "START");
1028
1029         g_signal_handlers_block_by_func (G_OBJECT(property_bar->view->label),
1030                                          selection_changed_cb,
1031                                          property_bar);
1032
1033         line_color_node = gl_color_node_new_default ();
1034         line_color_node->color = gl_color_from_gdk_color (gdk_color);
1035
1036         gl_debug (DEBUG_PROPERTY_BAR, "Color=%08x, Custom=%d, By_User=%d, Is_default=%d",
1037                   line_color_node->color, custom, by_user, is_default);
1038
1039         if (is_default) {
1040                 line_color_node->color = GL_COLOR_NONE;
1041                 gl_view_set_selection_line_color (property_bar->view,
1042                                                   line_color_node);
1043                 gl_view_set_default_line_color   (property_bar->view,
1044                                                   line_color_node->color);
1045
1046         } else {
1047
1048                 gl_view_set_selection_line_color (property_bar->view,
1049                                                   line_color_node);
1050                 gl_view_set_default_line_color   (property_bar->view,
1051                                                   line_color_node->color);
1052
1053         }
1054         gl_color_node_free (&line_color_node);
1055
1056         g_signal_handlers_unblock_by_func (G_OBJECT(property_bar->view->label),
1057                                            selection_changed_cb,
1058                                            property_bar);
1059
1060         gl_debug (DEBUG_PROPERTY_BAR, "END");
1061 }
1062
1063 /*--------------------------------------------------------------------------*/
1064 /* PRIVATE.  Line width spin button changed.                                */
1065 /*--------------------------------------------------------------------------*/
1066 static void
1067 line_width_changed_cb (GtkSpinButton        *spin,
1068                        glUIPropertyBar      *property_bar)
1069 {
1070         gdouble line_width;
1071
1072         if (property_bar->stop_signals)
1073                 return;
1074
1075         gl_debug (DEBUG_PROPERTY_BAR, "START");
1076
1077         g_signal_handlers_block_by_func (G_OBJECT(property_bar->view->label),
1078                                          selection_changed_cb,
1079                                          property_bar);
1080
1081         line_width = gtk_spin_button_get_value (spin);
1082
1083         gl_view_set_selection_line_width (property_bar->view,
1084                                           line_width);
1085         gl_view_set_default_line_width   (property_bar->view,
1086                                           line_width);
1087
1088         g_signal_handlers_unblock_by_func (G_OBJECT(property_bar->view->label),
1089                                            selection_changed_cb,
1090                                            property_bar);
1091
1092         gl_debug (DEBUG_PROPERTY_BAR, "END");
1093 }
1094
1095 /*---------------------------------------------------------------------------*/
1096 /* PRIVATE.  Property bar item toggled callback.                             */
1097 /*---------------------------------------------------------------------------*/
1098 static void
1099 prop_item_toggled_cb (BonoboUIComponent           *ui_component,
1100                       const char                  *path,
1101                       Bonobo_UIComponent_EventType type,
1102                       const char                  *state,
1103                       glUIPropertyBar             *property_bar)
1104 {
1105         gboolean s;
1106
1107         if (property_bar->stop_signals)
1108                 return;
1109
1110         gl_debug (DEBUG_PROPERTY_BAR, "");
1111
1112         g_signal_handlers_block_by_func (G_OBJECT(property_bar->view->label),
1113                                          selection_changed_cb,
1114                                          property_bar);
1115
1116         s = (strcmp (state, "1") == 0);
1117
1118         /*
1119          * Font properties: Bold & Italic
1120          */
1121         if (strcmp (path, "PropFontBold") == 0)
1122         {
1123                 GnomeFontWeight weight = s ? GNOME_FONT_BOLD : GNOME_FONT_BOOK;
1124
1125                 gl_view_set_selection_font_weight (property_bar->view, weight);
1126                 gl_view_set_default_font_weight   (property_bar->view, weight);
1127         }
1128
1129         if (strcmp (path, "PropFontItalic") == 0)
1130         {
1131                 gl_view_set_selection_font_italic_flag (property_bar->view, s);
1132                 gl_view_set_default_font_italic_flag   (property_bar->view, s);
1133         }
1134
1135
1136         /*
1137          * Text alignment group
1138          */
1139         if (s && (strcmp (path, "PropTextAlignLeft") == 0))
1140         {
1141                 gl_view_set_selection_text_alignment (property_bar->view,
1142                                                       GTK_JUSTIFY_LEFT);
1143                 gl_view_set_default_text_alignment   (property_bar->view,
1144                                                       GTK_JUSTIFY_LEFT);
1145
1146                 /* Adjust state of siblings */
1147                 gl_ui_util_set_verb_state (ui_component,
1148                                            "/commands/PropTextAlignCenter",
1149                                            FALSE);
1150                 gl_ui_util_set_verb_state (ui_component,
1151                                            "/commands/PropTextAlignRight",
1152                                            FALSE);
1153         }
1154
1155         if (s && (strcmp (path, "PropTextAlignCenter") == 0))
1156         {
1157                 gl_view_set_selection_text_alignment (property_bar->view,
1158                                                       GTK_JUSTIFY_CENTER);
1159                 gl_view_set_default_text_alignment   (property_bar->view,
1160                                                       GTK_JUSTIFY_CENTER);
1161
1162                 /* Adjust state of siblings */
1163                 gl_ui_util_set_verb_state (ui_component,
1164                                            "/commands/PropTextAlignLeft",
1165                                            FALSE);
1166                 gl_ui_util_set_verb_state (ui_component,
1167                                            "/commands/PropTextAlignRight",
1168                                            FALSE);
1169         }
1170
1171         if (s && (strcmp (path, "PropTextAlignRight") == 0))
1172         {
1173                 gl_view_set_selection_text_alignment (property_bar->view,
1174                                                       GTK_JUSTIFY_RIGHT);
1175                 gl_view_set_default_text_alignment   (property_bar->view,
1176                                                       GTK_JUSTIFY_RIGHT);
1177
1178                 /* Adjust state of siblings */
1179                 gl_ui_util_set_verb_state (ui_component,
1180                                            "/commands/PropTextAlignLeft",
1181                                            FALSE);
1182                 gl_ui_util_set_verb_state (ui_component,
1183                                            "/commands/PropTextAlignCenter",
1184                                            FALSE);
1185         }
1186
1187         g_signal_handlers_unblock_by_func (G_OBJECT(property_bar->view->label),
1188                                            selection_changed_cb,
1189                                            property_bar);
1190
1191 }
1192
1193 /*---------------------------------------------------------------------------------------*/
1194 /* NULL command handler -- hides bogus "verb not found" errors for toggle toolbar items. */
1195 /*---------------------------------------------------------------------------------------*/
1196 static void
1197 null_cmd (BonoboUIComponent           *ui_component,
1198           gpointer                     user_data,
1199           const gchar                 *verbname)
1200 {
1201 }