git.sur5r.net Git - glabels/blob - glabels2/src/object-editor.c

   1 /*
   2  *  (GLABELS) Label and Business Card Creation program for GNOME
   3  *
   4  *  object-editor.c:  object properties editor module
   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 #include <config.h>
  23
  24 #include <gnome.h>
  25 #include <glade/glade-xml.h>
  26 #include <math.h>
  27
  28 #include "object-editor.h"
  29 #include "prefs.h"
  30 #include "mygal/widget-color-combo.h"
  31 #include "color.h"
  32 #include "wdgt-chain-button.h"
  33 #include "marshal.h"
  34
  35 #include "object-editor-private.h"
  36
  37 #include "debug.h"
  38
  39 /*===========================================*/
  40 /* Private macros                            */
  41 /*===========================================*/
  42
  43 /*===========================================*/
  44 /* Private data types                        */
  45 /*===========================================*/
  46
  47 typedef void (*ChangedSignal) (GObject * object, gpointer data);
  48
  49 /*===========================================*/
  50 /* Private globals                           */
  51 /*===========================================*/
  52
  53 gint gl_object_editor_signals[LAST_SIGNAL] = { 0 };
  54
  55 static GtkVBoxClass *parent_class = NULL;
  56
  57 /*===========================================*/
  58 /* Local function prototypes                 */
  59 /*===========================================*/
  60
  61 static void gl_object_editor_class_init         (glObjectEditorClass  *klass);
  62 static void gl_object_editor_init               (glObjectEditor       *editor);
  63 static void gl_object_editor_finalize           (GObject              *object);
  64
  65 static void gl_object_notebook_construct_valist (glObjectEditor       *editor,
  66                                                  glObjectEditorOption  first_option,
  67                                                  va_list               args);
  68
  69 static void prefs_changed_cb                    (glObjectEditor       *editor);
  70
  71 \f
  72 /*****************************************************************************/
  73 /* Boilerplate object stuff.                                                 */
  74 /*****************************************************************************/
  75 GType
  76 gl_object_editor_get_type (void)
  77 {
  78         static GType type = 0;
  79
  80         if (!type)
  81         {
  82                 static const GTypeInfo info =
  83                 {
  84                         sizeof (glObjectEditorClass),
  85                         NULL,           /* base_init */
  86                         NULL,           /* base_finalize */
  87                         (GClassInitFunc) gl_object_editor_class_init,
  88                         NULL,           /* class_finalize */
  89                         NULL,           /* class_data */
  90                         sizeof (glObjectEditor),
  91                         0,              /* n_preallocs */
  92                         (GInstanceInitFunc) gl_object_editor_init,
  93                         NULL
  94                 };
  95
  96                 type = g_type_register_static (GTK_TYPE_VBOX,
  97                                                "glObjectEditor", &info, 0);
  98         }
  99
 100         return type;
 101 }
 102
 103 static void
 104 gl_object_editor_class_init (glObjectEditorClass *klass)
 105 {
 106         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 107
 108         gl_debug (DEBUG_EDITOR, "START");
 109
 110         parent_class = g_type_class_peek_parent (klass);
 111
 112         object_class->finalize = gl_object_editor_finalize;
 113
 114         gl_object_editor_signals[CHANGED] =
 115             g_signal_new ("changed",
 116                           G_OBJECT_CLASS_TYPE(object_class),
 117                           G_SIGNAL_RUN_LAST,
 118                           G_STRUCT_OFFSET (glObjectEditorClass, changed),
 119                           NULL, NULL,
 120                           gl_marshal_VOID__VOID,
 121                           G_TYPE_NONE, 0);
 122
 123         gl_object_editor_signals[SIZE_CHANGED] =
 124             g_signal_new ("size_changed",
 125                           G_OBJECT_CLASS_TYPE(object_class),
 126                           G_SIGNAL_RUN_LAST,
 127                           G_STRUCT_OFFSET (glObjectEditorClass, size_changed),
 128                           NULL, NULL,
 129                           gl_marshal_VOID__VOID,
 130                           G_TYPE_NONE, 0);
 131
 132         gl_debug (DEBUG_EDITOR, "END");
 133 }
 134
 135 static void
 136 gl_object_editor_init (glObjectEditor *editor)
 137 {
 138         gl_debug (DEBUG_EDITOR, "START");
 139
 140         editor->priv = g_new0 (glObjectEditorPrivate, 1);
 141
 142         editor->priv->gui = glade_xml_new (GLABELS_GLADE_DIR "object-editor.glade",
 143                                            "editor_vbox",
 144                                            NULL);
 145
 146         if (!editor->priv->gui) {
 147                 g_warning ("Could not open object-editor.glade, reinstall glabels!");
 148                 return;
 149         }
 150
 151         editor->priv->editor_vbox = glade_xml_get_widget (editor->priv->gui,
 152                                                           "editor_vbox");
 153         gtk_box_pack_start (GTK_BOX(editor),
 154                             editor->priv->editor_vbox,
 155                             FALSE, FALSE, 0);
 156
 157         editor->priv->title_image = glade_xml_get_widget (editor->priv->gui,
 158                                                           "title_image");
 159         editor->priv->title_label = glade_xml_get_widget (editor->priv->gui,
 160                                                           "title_label");
 161         editor->priv->notebook    = glade_xml_get_widget (editor->priv->gui,
 162                                                           "notebook");
 163
 164         gtk_widget_show_all (GTK_WIDGET(editor));
 165
 166         /* Hide all notebook pages to start with. */
 167         gtk_widget_hide_all (editor->priv->notebook);
 168
 169         gl_debug (DEBUG_EDITOR, "END");
 170 }
 171
 172 static void
 173 gl_object_editor_finalize (GObject *object)
 174 {
 175         glObjectEditor* editor;
 176
 177         gl_debug (DEBUG_EDITOR, "START");
 178
 179         g_return_if_fail (object != NULL);
 180
 181         editor = GL_OBJECT_EDITOR (object);
 182
 183         g_return_if_fail (GL_IS_OBJECT_EDITOR (editor));
 184         g_return_if_fail (editor->priv != NULL);
 185
 186         g_free (editor->priv);
 187
 188         g_signal_handlers_disconnect_by_func (G_OBJECT(gl_prefs),
 189                                               prefs_changed_cb, editor);
 190
 191         G_OBJECT_CLASS (parent_class)->finalize (object);
 192
 193         gl_debug (DEBUG_EDITOR, "END");
 194 }
 195
 196 /*****************************************************************************/
 197 /* NEW object editor.                                                      */
 198 /*****************************************************************************/
 199 GtkWidget*
 200 gl_object_editor_new (gchar                *image,
 201                       gchar                *label,
 202                       glObjectEditorOption  first_option, ...)
 203 {
 204         glObjectEditor *editor;
 205         va_list         args;
 206
 207         gl_debug (DEBUG_EDITOR, "START");
 208
 209         editor = GL_OBJECT_EDITOR (g_object_new (GL_TYPE_OBJECT_EDITOR, NULL));
 210
 211         if (image) {
 212                 gtk_image_set_from_stock (GTK_IMAGE(editor->priv->title_image),
 213                                           image,
 214                                           GTK_ICON_SIZE_LARGE_TOOLBAR);
 215         }
 216
 217         if (label) {
 218                 gchar *s;
 219
 220                 s = g_strdup_printf ("<span weight=\"bold\">%s</span>",
 221                                      label);
 222                 gtk_label_set_text (GTK_LABEL(editor->priv->title_label), s);
 223                 g_free (s);
 224
 225                 gtk_label_set_use_markup (GTK_LABEL(editor->priv->title_label), TRUE);
 226
 227         }
 228
 229         gtk_notebook_set_homogeneous_tabs (GTK_NOTEBOOK(editor->priv->notebook), TRUE);
 230
 231         va_start (args, first_option);
 232         gl_object_notebook_construct_valist (editor, first_option, args);
 233         va_end (args);
 234
 235         gl_debug (DEBUG_EDITOR, "END");
 236
 237         return GTK_WIDGET(editor);
 238 }
 239
 240 /*--------------------------------------------------------------------------*/
 241 /* PRIVATE.  Construct notebook.                                            */
 242 /*--------------------------------------------------------------------------*/
 243 static void
 244 gl_object_notebook_construct_valist (glObjectEditor       *editor,
 245                                      glObjectEditorOption  first_option,
 246                                      va_list               args)
 247 {
 248         glObjectEditorOption option;
 249         gint pages = 0;
 250
 251         gl_debug (DEBUG_EDITOR, "START");
 252
 253         option = first_option;
 254
 255         for ( option=first_option; option; option=va_arg (args, glObjectEditorOption) ) {
 256
 257                 switch (option) {
 258
 259                 case GL_OBJECT_EDITOR_EMPTY:
 260                         gtk_widget_set_sensitive (editor->priv->title_image, FALSE);
 261                         gtk_widget_set_sensitive (editor->priv->title_label, FALSE);
 262                         break;
 263
 264                 case GL_OBJECT_EDITOR_POSITION_PAGE:
 265                         gl_object_editor_prepare_position_page (editor);
 266                         pages++;
 267                         break;
 268
 269                 case GL_OBJECT_EDITOR_SIZE_PAGE:
 270                 case GL_OBJECT_EDITOR_SIZE_IMAGE_PAGE:
 271                         gl_object_editor_prepare_size_page (editor, option);
 272                         pages++;
 273                         break;
 274
 275                 case GL_OBJECT_EDITOR_SIZE_LINE_PAGE:
 276                         gl_object_editor_prepare_lsize_page (editor);
 277                         pages++;
 278                         break;
 279
 280                 case GL_OBJECT_EDITOR_FILL_PAGE:
 281                         gl_object_editor_prepare_fill_page (editor);
 282                         pages++;
 283                         break;
 284
 285                 case GL_OBJECT_EDITOR_LINE_PAGE:
 286                         gl_object_editor_prepare_line_page (editor);
 287                         pages++;
 288                         break;
 289
 290                 case GL_OBJECT_EDITOR_IMAGE_PAGE:
 291                         gl_object_editor_prepare_image_page (editor);
 292                         pages++;
 293                         break;
 294
 295                 case GL_OBJECT_EDITOR_TEXT_PAGE:
 296                         gl_object_editor_prepare_text_page (editor);
 297                         pages++;
 298                         break;
 299
 300                 case GL_OBJECT_EDITOR_EDIT_PAGE:
 301                         gl_object_editor_prepare_edit_page (editor);
 302                         pages++;
 303                         break;
 304
 305                 case GL_OBJECT_EDITOR_BC_PAGE:
 306                         gl_object_editor_prepare_bc_page (editor);
 307                         pages++;
 308                         break;
 309
 310                 case GL_OBJECT_EDITOR_DATA_PAGE:
 311                         gl_object_editor_prepare_data_page (editor);
 312                         pages++;
 313                         break;
 314
 315                 default:
 316                         g_warning ("option = %d", option);
 317                         g_assert_not_reached ();
 318                 }
 319
 320         }
 321         if (pages) {
 322                 gtk_widget_show (editor->priv->notebook);
 323         }
 324
 325         g_signal_connect_swapped (G_OBJECT (gl_prefs), "changed",
 326                                   G_CALLBACK (prefs_changed_cb),
 327                                   editor);
 328
 329         gl_debug (DEBUG_EDITOR, "END");
 330 }
 331
 332 /*--------------------------------------------------------------------------*/
 333 /* PRIVATE. Widget changed callback.  Emit our "changed" signal.            */
 334 /*--------------------------------------------------------------------------*/
 335 void
 336 gl_object_editor_changed_cb (glObjectEditor *editor)
 337 {
 338         gl_debug (DEBUG_EDITOR, "START");
 339
 340         /* Emit our "changed" signal */
 341         g_signal_emit (G_OBJECT (editor), gl_object_editor_signals[CHANGED], 0);
 342
 343         gl_debug (DEBUG_EDITOR, "END");
 344 }
 345
 346 /*--------------------------------------------------------------------------*/
 347 /* PRIVATE. Widget size changed callback.  Emit our "size-changed" signal.  */
 348 /*--------------------------------------------------------------------------*/
 349 void
 350 gl_object_editor_size_changed_cb (glObjectEditor *editor)
 351 {
 352         gl_debug (DEBUG_EDITOR, "START");
 353
 354         /* Emit our "size_changed" signal */
 355         g_signal_emit (G_OBJECT (editor), gl_object_editor_signals[SIZE_CHANGED], 0);
 356
 357         gl_debug (DEBUG_EDITOR, "END");
 358 }
 359
 360 /*****************************************************************************/
 361 /* Set possible key names from merge object.                                 */
 362 /*****************************************************************************/
 363 void
 364 gl_object_editor_set_key_names (glObjectEditor      *editor,
 365                                 glMerge             *merge)
 366 {
 367         GList     *keys;
 368         GtkWidget *combo;
 369         gboolean   fixed_flag;
 370
 371         gl_debug (DEBUG_EDITOR, "START");
 372
 373         if (editor->priv->edit_key_label) {
 374                 gtk_widget_set_sensitive (editor->priv->edit_key_label, merge != NULL);
 375         }
 376
 377         if (editor->priv->edit_key_combo) {
 378                 gtk_widget_set_sensitive (editor->priv->edit_key_combo, merge != NULL);
 379         }
 380
 381         if (editor->priv->text_auto_shrink_check) {
 382                 gtk_widget_set_sensitive (editor->priv->text_auto_shrink_check,
 383                                           merge != NULL);
 384         }
 385
 386         if (editor->priv->text_color_key_combo) {
 387                 gtk_widget_set_sensitive (editor->priv->text_color_key_combo, merge != NULL);
 388         }
 389
 390         if (editor->priv->text_color_key_radio) {
 391                 gtk_widget_set_sensitive (editor->priv->text_color_key_radio, merge != NULL);
 392                 if (merge == NULL) {
 393                         gtk_toggle_button_set_active (
 394                                 GTK_TOGGLE_BUTTON(editor->priv->text_color_radio), TRUE);
 395                 }
 396         }
 397
 398         if (editor->priv->edit_insert_field_button) {
 399                 gtk_widget_set_sensitive (editor->priv->edit_insert_field_button,
 400                                           merge != NULL);
 401         }
 402
 403         if (editor->priv->img_key_combo) {
 404                 gtk_widget_set_sensitive (editor->priv->img_key_combo, merge != NULL);
 405         }
 406
 407         if (editor->priv->img_key_radio) {
 408                 gtk_widget_set_sensitive (editor->priv->img_key_radio, merge != NULL);
 409                 if (merge == NULL) {
 410                         gtk_toggle_button_set_active (
 411                                 GTK_TOGGLE_BUTTON(editor->priv->img_file_radio), TRUE);
 412                 }
 413         }
 414
 415         if (editor->priv->data_key_combo) {
 416                 gtk_widget_set_sensitive (editor->priv->data_key_combo, merge != NULL);
 417         }
 418
 419         if (editor->priv->data_key_radio) {
 420                 gtk_widget_set_sensitive (editor->priv->data_key_radio, merge != NULL);
 421                 if (merge == NULL) {
 422                         gtk_toggle_button_set_active (
 423                                 GTK_TOGGLE_BUTTON(editor->priv->data_literal_radio), TRUE);
 424                 }
 425         }
 426
 427         fixed_flag = editor->priv->data_format_fixed_flag;
 428         if (editor->priv->data_format_label) {
 429                 gtk_widget_set_sensitive (editor->priv->data_format_label,
 430                                           (merge != NULL));
 431         }
 432         if (editor->priv->data_ex_label) {
 433                 gtk_widget_set_sensitive (editor->priv->data_ex_label,
 434                                           (merge != NULL));
 435         }
 436         if (editor->priv->data_digits_label) {
 437                 gtk_widget_set_sensitive (editor->priv->data_digits_label,
 438                                           (merge != NULL) && !fixed_flag);
 439         }
 440         if (editor->priv->data_digits_spin) {
 441                 gtk_widget_set_sensitive (editor->priv->data_digits_spin,
 442                                           (merge != NULL) && !fixed_flag);
 443         }
 444
 445         if (editor->priv->fill_key_combo) {
 446                 gtk_widget_set_sensitive (editor->priv->fill_key_combo, merge != NULL);
 447         }
 448
 449         if (editor->priv->fill_key_radio) {
 450                 gtk_widget_set_sensitive (editor->priv->fill_key_radio, merge != NULL);
 451                 if (merge == NULL) {
 452                         gtk_toggle_button_set_active (
 453                                 GTK_TOGGLE_BUTTON(editor->priv->fill_color_radio), TRUE);
 454                 }
 455         }
 456
 457         if (editor->priv->line_key_combo) {
 458                 gtk_widget_set_sensitive (editor->priv->line_key_combo, merge != NULL);
 459         }
 460
 461         if (editor->priv->line_key_radio) {
 462                 gtk_widget_set_sensitive (editor->priv->line_key_radio, merge != NULL);
 463                 if (merge == NULL) {
 464                         gtk_toggle_button_set_active (
 465                                 GTK_TOGGLE_BUTTON(editor->priv->line_color_radio), TRUE);
 466                 }
 467         }
 468
 469         if (editor->priv->bc_key_combo) {
 470                 gtk_widget_set_sensitive (editor->priv->bc_key_combo, merge != NULL);
 471         }
 472
 473         if (editor->priv->bc_key_radio) {
 474                 gtk_widget_set_sensitive (editor->priv->bc_key_radio, merge != NULL);
 475                 if (merge == NULL) {
 476                         gtk_toggle_button_set_active (
 477                                 GTK_TOGGLE_BUTTON(editor->priv->bc_color_radio), TRUE);
 478                 }
 479         }
 480
 481         keys = gl_merge_get_key_list (merge);
 482         if ( keys != NULL ) {
 483
 484                 combo = editor->priv->img_key_combo;
 485                 if (combo) {
 486                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 487                 }
 488
 489                 combo = editor->priv->edit_key_combo;
 490                 if (combo) {
 491                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 492                 }
 493
 494                 combo = editor->priv->data_key_combo;
 495                 if (combo) {
 496                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 497                 }
 498
 499                 combo = editor->priv->fill_key_combo;
 500                 if (combo) {
 501                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 502                 }
 503
 504                 combo = editor->priv->text_color_key_combo;
 505                 if (combo) {
 506                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 507                 }
 508
 509                 combo = editor->priv->line_key_combo;
 510                 if (combo) {
 511                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 512                 }
 513
 514                 combo = editor->priv->bc_key_combo;
 515                 if (combo) {
 516                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 517                 }
 518
 519                 gl_merge_free_key_list (&keys);
 520         } else {
 521
 522                 keys = g_list_append (keys, "");
 523
 524                 combo = editor->priv->img_key_combo;
 525                 if (combo) {
 526                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 527                 }
 528
 529                 combo = editor->priv->edit_key_combo;
 530                 if (combo) {
 531                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 532                 }
 533
 534                 combo = editor->priv->data_key_combo;
 535                 if (combo) {
 536                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 537                 }
 538
 539                 combo = editor->priv->fill_key_combo;
 540                 if (combo) {
 541                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 542                 }
 543
 544                 combo = editor->priv->text_color_key_combo;
 545                 if (combo) {
 546                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 547                 }
 548
 549                 combo = editor->priv->line_key_combo;
 550                 if (combo) {
 551                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 552                 }
 553
 554                 combo = editor->priv->bc_key_combo;
 555                 if (combo) {
 556                         gtk_combo_set_popdown_strings (GTK_COMBO (combo), keys);
 557                 }
 558
 559                 g_list_free (keys);
 560         }
 561
 562         gl_debug (DEBUG_EDITOR, "END");
 563 }
 564
 565 /*****************************************************************************/
 566 /* Construct color combo "Custom widget".                                    */
 567 /*****************************************************************************/
 568 GtkWidget *
 569 gl_object_editor_construct_color_combo (gchar *name,
 570                                         gchar *string1,
 571                                         gchar *string2,
 572                                         gint   int1,
 573                                         gint   int2)
 574 {
 575         GtkWidget  *color_combo;
 576         ColorGroup *cg;
 577         gchar      *cg_name;
 578         guint       color;
 579         GdkColor   *gdk_color;
 580         gchar      *no_color;
 581
 582         switch (int1) {
 583
 584         case 2:
 585                 cg_name  = "text_color_group";
 586                 color    = gl_prefs->default_text_color;
 587                 no_color = _("Default");
 588                 break;
 589
 590         case 1:
 591                 cg_name  = "line_color_group";
 592                 color    = gl_prefs->default_line_color;
 593                 no_color = _("No line");
 594                 break;
 595
 596         case 0:
 597         default:
 598                 cg_name  = "fill_color_group";
 599                 color    = gl_prefs->default_fill_color;
 600                 no_color = _("No fill");
 601                 break;
 602
 603         }
 604
 605         cg = color_group_fetch (cg_name, NULL);
 606         gdk_color = gl_color_to_gdk_color (color);
 607         color_combo = color_combo_new (NULL, no_color, gdk_color, cg);
 608         g_free (gdk_color);
 609
 610         color_combo_box_set_preview_relief (COLOR_COMBO(color_combo), GTK_RELIEF_NORMAL);
 611
 612         return color_combo;
 613 }
 614
 615 /*****************************************************************************/
 616 /* Construct chain button "Custom widget".                                   */
 617 /*****************************************************************************/
 618 GtkWidget *
 619 gl_object_editor_construct_chain_button (gchar *name,
 620                                          gchar *string1,
 621                                          gchar *string2,
 622                                          gint   int1,
 623                                          gint   int2)
 624 {
 625         GtkWidget  *chain_button;
 626
 627         chain_button = gl_wdgt_chain_button_new (GL_WDGT_CHAIN_RIGHT);
 628         gl_wdgt_chain_button_set_active (GL_WDGT_CHAIN_BUTTON(chain_button), TRUE);
 629
 630         return chain_button;
 631 }
 632
 633 /*--------------------------------------------------------------------------*/
 634 /* PRIVATE. Prefs changed callback.  Update units related items.            */
 635 /*--------------------------------------------------------------------------*/
 636 static void
 637 prefs_changed_cb (glObjectEditor *editor)
 638 {
 639
 640         gl_debug (DEBUG_EDITOR, "START");
 641
 642         if (editor->priv->lsize_r_spin) {
 643                 lsize_prefs_changed_cb (editor);
 644         }
 645
 646         if (editor->priv->size_w_spin) {
 647                 size_prefs_changed_cb (editor);
 648         }
 649
 650         if (editor->priv->pos_x_spin) {
 651                 position_prefs_changed_cb (editor);
 652         }
 653
 654         gl_debug (DEBUG_EDITOR, "END");
 655 }