git.sur5r.net Git - glabels/blob - glabels2/src/wdgt-print-merge.c

   1 /*
   2  *  (GLABELS) Label and Business Card Creation program for GNOME
   3  *
   4  *  wdgt_print_merge.c:  print merge widget module
   5  *
   6  *  Copyright (C) 2001  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 "wdgt-print-merge.h"
  26 #include "wdgt-mini-preview.h"
  27 #include "marshal.h"
  28
  29 #include "pixmaps/collate.xpm"
  30 #include "pixmaps/nocollate.xpm"
  31
  32 #include "debug.h"
  33
  34 #define WDGT_MINI_PREVIEW_HEIGHT 175
  35 #define WDGT_MINI_PREVIEW_WIDTH  150
  36
  37 /*===========================================*/
  38 /* Private globals                           */
  39 /*===========================================*/
  40
  41 static GObjectClass *parent_class;
  42
  43 /*===========================================*/
  44 /* Local function prototypes                 */
  45 /*===========================================*/
  46
  47 static void gl_wdgt_print_merge_class_init    (glWdgtPrintMergeClass * class);
  48 static void gl_wdgt_print_merge_instance_init (glWdgtPrintMerge * merge);
  49 static void gl_wdgt_print_merge_finalize      (GObject * object);
  50
  51 static void gl_wdgt_print_merge_construct     (glWdgtPrintMerge * merge,
  52                                                glLabel * label);
  53
  54 static void preview_clicked                   (glWdgtMiniPreview *mini_preview,
  55                                                gint i_label,
  56                                                gpointer user_data);
  57
  58 static void collate_check_cb                  (GtkToggleButton * togglebutton,
  59                                                gpointer user_data);
  60 static void spin_cb                           (GtkSpinButton * spinbutton,
  61                                                gpointer user_data);
  62
  63 \f
  64 /****************************************************************************/
  65 /* Boilerplate Object stuff.                                                */
  66 /****************************************************************************/
  67 GType
  68 gl_wdgt_print_merge_get_type (void)
  69 {
  70         static GType type = 0;
  71
  72         if (!type) {
  73                 static const GTypeInfo info = {
  74                         sizeof (glWdgtPrintMergeClass),
  75                         NULL,
  76                         NULL,
  77                         (GClassInitFunc) gl_wdgt_print_merge_class_init,
  78                         NULL,
  79                         NULL,
  80                         sizeof (glWdgtPrintMerge),
  81                         0,
  82                         (GInstanceInitFunc) gl_wdgt_print_merge_instance_init,
  83                         NULL
  84                 };
  85
  86                 type = g_type_register_static (GL_TYPE_HIG_HBOX,
  87                                                "glWdgtPrintMerge", &info, 0);
  88         }
  89
  90         return type;
  91 }
  92
  93 static void
  94 gl_wdgt_print_merge_class_init (glWdgtPrintMergeClass * class)
  95 {
  96         GObjectClass *object_class;
  97
  98         object_class = (GObjectClass *) class;
  99
 100         parent_class = g_type_class_peek_parent (class);
 101
 102         object_class->finalize = gl_wdgt_print_merge_finalize;
 103 }
 104
 105 static void
 106 gl_wdgt_print_merge_instance_init (glWdgtPrintMerge * merge)
 107 {
 108         merge->mini_preview = NULL;
 109
 110         merge->copies_spin = NULL;
 111         merge->first_spin = NULL;
 112         merge->collate_image = NULL;
 113         merge->collate_check = NULL;
 114 }
 115
 116 static void
 117 gl_wdgt_print_merge_finalize (GObject * object)
 118 {
 119         glWdgtPrintMerge *merge;
 120         glWdgtPrintMergeClass *class;
 121
 122         g_return_if_fail (object != NULL);
 123         g_return_if_fail (GL_IS_WDGT_PRINT_MERGE (object));
 124
 125         merge = GL_WDGT_PRINT_MERGE (object);
 126
 127         G_OBJECT_CLASS (parent_class)->finalize (object);
 128 }
 129
 130 GtkWidget *
 131 gl_wdgt_print_merge_new (glLabel * label)
 132 {
 133         glWdgtPrintMerge *merge;
 134
 135         merge = g_object_new (gl_wdgt_print_merge_get_type (), NULL);
 136
 137         gl_wdgt_print_merge_construct (merge, label);
 138
 139         return GTK_WIDGET (merge);
 140 }
 141 \f
 142 /*--------------------------------------------------------------------------*/
 143 /* PRIVATE.  Construct composite widget.                                    */
 144 /*--------------------------------------------------------------------------*/
 145 static void
 146 gl_wdgt_print_merge_construct (glWdgtPrintMerge * merge,
 147                                glLabel * label)
 148 {
 149         glTemplate                *template;
 150         const glTemplateLabelType *label_type;
 151         GtkWidget                 *whbox, *wvbox, *whbox1;
 152         GtkObject                 *adjust;
 153         GdkPixbuf                 *pixbuf;
 154
 155         whbox = GTK_WIDGET (merge);
 156
 157         template   = gl_label_get_template (label);
 158         label_type = gl_template_get_first_label_type (template);
 159
 160         merge->labels_per_sheet = gl_template_get_n_labels (label_type);
 161
 162         /* mini_preview canvas */
 163         merge->mini_preview = gl_wdgt_mini_preview_new (WDGT_MINI_PREVIEW_HEIGHT,
 164                                                         WDGT_MINI_PREVIEW_WIDTH);
 165         gl_wdgt_mini_preview_set_template( GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 166                                            template );
 167         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox), merge->mini_preview);
 168         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW(merge->mini_preview),
 169                                               1, 1);
 170
 171         wvbox = gl_hig_vbox_new (GL_HIG_VBOX_INNER);
 172         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox), wvbox);
 173
 174         /* First Label controls */
 175         whbox1 = gl_hig_hbox_new ();
 176         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), whbox1);
 177         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 178                                 gtk_label_new (_("Start on label")));
 179         adjust =
 180             gtk_adjustment_new (1, 1.0, merge->labels_per_sheet, 1.0, 10.0,
 181                                 10.0);
 182         merge->first_spin =
 183             gtk_spin_button_new (GTK_ADJUSTMENT (adjust), 1.0, 0);
 184         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->first_spin);
 185         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 186                                 gtk_label_new (_("on 1st sheet")));
 187
 188         /* Blank line */
 189         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), gtk_label_new (""));
 190
 191         /* Copy & collate controls*/
 192         whbox1 = gl_hig_hbox_new ();
 193         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), whbox1);
 194         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 195                                 gtk_label_new (_("Copies:")));
 196         adjust = gtk_adjustment_new (1, 1.0, 10.0, 1.0, 10.0, 10.0);
 197         merge->copies_spin = gtk_spin_button_new (GTK_ADJUSTMENT (adjust),
 198                                                    1.0, 0);
 199         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->copies_spin);
 200         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), gtk_label_new ("    "));
 201         merge->collate_check = gtk_check_button_new_with_label (_("Collate"));
 202         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->collate_check);
 203         pixbuf = gdk_pixbuf_new_from_xpm_data ( (const char **)nocollate_xpm);
 204         merge->collate_image = gtk_image_new_from_pixbuf(pixbuf);
 205         gtk_widget_set_sensitive (merge->collate_check, FALSE);
 206         gtk_widget_set_sensitive (merge->collate_image, FALSE);
 207
 208         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->collate_image);
 209
 210         /* Connect signals to controls */
 211         g_signal_connect (G_OBJECT (merge->mini_preview), "clicked",
 212                           G_CALLBACK (preview_clicked), merge);
 213         g_signal_connect (G_OBJECT (merge->collate_check), "toggled",
 214                           G_CALLBACK (collate_check_cb), merge);
 215         g_signal_connect (G_OBJECT (merge->copies_spin), "changed",
 216                           G_CALLBACK (spin_cb), merge);
 217         g_signal_connect (G_OBJECT (merge->first_spin), "changed",
 218                           G_CALLBACK (spin_cb), merge);
 219
 220         gl_template_free (template);
 221 }
 222
 223 /*--------------------------------------------------------------------------*/
 224 /* PRIVATE.  Enable/Disable appropriate controls due to radio button toggle.*/
 225 /*--------------------------------------------------------------------------*/
 226 static void
 227 collate_check_cb (GtkToggleButton * togglebutton,
 228                   gpointer user_data)
 229 {
 230         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 231         GdkPixbuf *pixbuf;
 232
 233         if (gtk_toggle_button_get_active (togglebutton)) {
 234
 235                 pixbuf =
 236                   gdk_pixbuf_new_from_xpm_data ( (const char **)collate_xpm);
 237
 238         } else {
 239
 240                 pixbuf =
 241                   gdk_pixbuf_new_from_xpm_data ( (const char **)nocollate_xpm);
 242
 243         }
 244         gtk_image_set_from_pixbuf (GTK_IMAGE (merge->collate_image),
 245                                    pixbuf);
 246 }
 247
 248 /*--------------------------------------------------------------------------*/
 249 /* PRIVATE.  modify widget due to change of first spin button               */
 250 /*--------------------------------------------------------------------------*/
 251 static void
 252 spin_cb (GtkSpinButton * spinbutton,
 253          gpointer user_data)
 254 {
 255         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 256         gint first, last, n_copies;
 257
 258         first =
 259             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 260                                               (merge->first_spin));
 261
 262         n_copies =
 263             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 264                                               (merge->copies_spin));
 265         last = first + (n_copies * merge->n_records) - 1;
 266         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW(merge->mini_preview),
 267                                          first, last );
 268
 269         gtk_widget_set_sensitive (merge->collate_check, (n_copies > 1));
 270         gtk_widget_set_sensitive (merge->collate_image, (n_copies > 1));
 271 }
 272
 273 /*--------------------------------------------------------------------------*/
 274 /* PRIVATE.  Canvas event handler, select first and last items.             */
 275 /*--------------------------------------------------------------------------*/
 276 static void
 277 preview_clicked (glWdgtMiniPreview *mini_preview,
 278                  gint first,
 279                  gpointer user_data)
 280 {
 281         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 282         gint n_copies, last;
 283
 284         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->first_spin),
 285                                    first);
 286
 287         n_copies =
 288             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 289                                               (merge->copies_spin));
 290         last = first + (n_copies * merge->n_records) - 1;
 291         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 292                                          first, last);
 293
 294 }
 295
 296 /****************************************************************************/
 297 /* query selected range of labels within sheet or number of sheets.         */
 298 /****************************************************************************/
 299 void
 300 gl_wdgt_print_merge_get_copies (glWdgtPrintMerge * merge,
 301                                 gint * n_copies,
 302                                 gint * first_label,
 303                                 gboolean * collate_flag)
 304 {
 305         *n_copies =
 306             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 307                                               (merge->copies_spin));
 308         *first_label =
 309             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 310                                               (merge->first_spin));
 311         *collate_flag =
 312             gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON
 313                                           (merge->collate_check));
 314 }
 315
 316 /****************************************************************************/
 317 /* set range of labels within sheet or number of sheets                     */
 318 /****************************************************************************/
 319 void
 320 gl_wdgt_print_merge_set_copies (glWdgtPrintMerge * merge,
 321                                 gint n_copies,
 322                                 gint first_label,
 323                                 gint n_records,
 324                                 gboolean collate_flag)
 325 {
 326         gint last_label;
 327
 328         merge->n_records = n_records;
 329
 330         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->copies_spin),
 331                                    n_copies);
 332         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->first_spin),
 333                                    first_label);
 334         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (merge->collate_check),
 335                                       collate_flag);
 336
 337         last_label = first_label + (n_copies * n_records) - 1;
 338         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 339                                          first_label, last_label );
 340 }