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 guint
  68 gl_wdgt_print_merge_get_type (void)
  69 {
  70         static guint wdgt_print_merge_type = 0;
  71
  72         if (!wdgt_print_merge_type) {
  73                 GTypeInfo wdgt_print_merge_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                 };
  84
  85                 wdgt_print_merge_type =
  86                         g_type_register_static (gl_hig_hbox_get_type (),
  87                                                 "glWdgtPrintMerge",
  88                                                 &wdgt_print_merge_info, 0);
  89         }
  90
  91         return wdgt_print_merge_type;
  92 }
  93
  94 static void
  95 gl_wdgt_print_merge_class_init (glWdgtPrintMergeClass * class)
  96 {
  97         GObjectClass *object_class;
  98
  99         object_class = (GObjectClass *) class;
 100
 101         parent_class = g_type_class_peek_parent (class);
 102
 103         object_class->finalize = gl_wdgt_print_merge_finalize;
 104 }
 105
 106 static void
 107 gl_wdgt_print_merge_instance_init (glWdgtPrintMerge * merge)
 108 {
 109         merge->mini_preview = NULL;
 110
 111         merge->copies_spin = NULL;
 112         merge->first_spin = NULL;
 113         merge->collate_image = NULL;
 114         merge->collate_check = NULL;
 115 }
 116
 117 static void
 118 gl_wdgt_print_merge_finalize (GObject * object)
 119 {
 120         glWdgtPrintMerge *merge;
 121         glWdgtPrintMergeClass *class;
 122
 123         g_return_if_fail (object != NULL);
 124         g_return_if_fail (GL_IS_WDGT_PRINT_MERGE (object));
 125
 126         merge = GL_WDGT_PRINT_MERGE (object);
 127
 128         G_OBJECT_CLASS (parent_class)->finalize (object);
 129 }
 130
 131 GtkWidget *
 132 gl_wdgt_print_merge_new (glLabel * label)
 133 {
 134         glWdgtPrintMerge *merge;
 135
 136         merge = g_object_new (gl_wdgt_print_merge_get_type (), NULL);
 137
 138         gl_wdgt_print_merge_construct (merge, label);
 139
 140         return GTK_WIDGET (merge);
 141 }
 142 \f
 143 /*--------------------------------------------------------------------------*/
 144 /* PRIVATE.  Construct composite widget.                                    */
 145 /*--------------------------------------------------------------------------*/
 146 static void
 147 gl_wdgt_print_merge_construct (glWdgtPrintMerge * merge,
 148                                glLabel * label)
 149 {
 150         glTemplate                *template;
 151         const glTemplateLabelType *label_type;
 152         GtkWidget                 *whbox, *wvbox, *whbox1;
 153         GtkObject                 *adjust;
 154         GdkPixbuf                 *pixbuf;
 155
 156         whbox = GTK_WIDGET (merge);
 157
 158         template   = gl_label_get_template (label);
 159         label_type = gl_template_get_first_label_type (template);
 160
 161         merge->labels_per_sheet = gl_template_get_n_labels (label_type);
 162
 163         /* mini_preview canvas */
 164         merge->mini_preview = gl_wdgt_mini_preview_new (WDGT_MINI_PREVIEW_HEIGHT,
 165                                                         WDGT_MINI_PREVIEW_WIDTH);
 166         gl_wdgt_mini_preview_set_template( GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 167                                            template );
 168         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox), merge->mini_preview);
 169         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW(merge->mini_preview),
 170                                               1, 1);
 171
 172         wvbox = gl_hig_vbox_new (GL_HIG_VBOX_INNER);
 173         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox), wvbox);
 174
 175         /* First Label controls */
 176         whbox1 = gl_hig_hbox_new ();
 177         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), whbox1);
 178         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 179                                 gtk_label_new (_("Start on label")));
 180         adjust =
 181             gtk_adjustment_new (1, 1.0, merge->labels_per_sheet, 1.0, 10.0,
 182                                 10.0);
 183         merge->first_spin =
 184             gtk_spin_button_new (GTK_ADJUSTMENT (adjust), 1.0, 0);
 185         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->first_spin);
 186         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 187                                 gtk_label_new (_("on 1st sheet")));
 188
 189         /* Blank line */
 190         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), gtk_label_new (""));
 191
 192         /* Copy & collate controls*/
 193         whbox1 = gl_hig_hbox_new ();
 194         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), whbox1);
 195         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 196                                 gtk_label_new (_("Copies:")));
 197         adjust = gtk_adjustment_new (1, 1.0, 10.0, 1.0, 10.0, 10.0);
 198         merge->copies_spin = gtk_spin_button_new (GTK_ADJUSTMENT (adjust),
 199                                                    1.0, 0);
 200         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->copies_spin);
 201         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), gtk_label_new ("    "));
 202         merge->collate_check = gtk_check_button_new_with_label (_("Collate"));
 203         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->collate_check);
 204         pixbuf = gdk_pixbuf_new_from_xpm_data ( (const char **)nocollate_xpm);
 205         merge->collate_image = gtk_image_new_from_pixbuf(pixbuf);
 206         gtk_widget_set_sensitive (merge->collate_check, FALSE);
 207         gtk_widget_set_sensitive (merge->collate_image, FALSE);
 208
 209         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->collate_image);
 210
 211         /* Connect signals to controls */
 212         g_signal_connect (G_OBJECT (merge->mini_preview), "clicked",
 213                           G_CALLBACK (preview_clicked), merge);
 214         g_signal_connect (G_OBJECT (merge->collate_check), "toggled",
 215                           G_CALLBACK (collate_check_cb), merge);
 216         g_signal_connect (G_OBJECT (merge->copies_spin), "changed",
 217                           G_CALLBACK (spin_cb), merge);
 218         g_signal_connect (G_OBJECT (merge->first_spin), "changed",
 219                           G_CALLBACK (spin_cb), merge);
 220
 221         gl_template_free (template);
 222 }
 223
 224 /*--------------------------------------------------------------------------*/
 225 /* PRIVATE.  Enable/Disable appropriate controls due to radio button toggle.*/
 226 /*--------------------------------------------------------------------------*/
 227 static void
 228 collate_check_cb (GtkToggleButton * togglebutton,
 229                   gpointer user_data)
 230 {
 231         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 232         GdkPixbuf *pixbuf;
 233
 234         if (gtk_toggle_button_get_active (togglebutton)) {
 235
 236                 pixbuf =
 237                   gdk_pixbuf_new_from_xpm_data ( (const char **)collate_xpm);
 238
 239         } else {
 240
 241                 pixbuf =
 242                   gdk_pixbuf_new_from_xpm_data ( (const char **)nocollate_xpm);
 243
 244         }
 245         gtk_image_set_from_pixbuf (GTK_IMAGE (merge->collate_image),
 246                                    pixbuf);
 247 }
 248
 249 /*--------------------------------------------------------------------------*/
 250 /* PRIVATE.  modify widget due to change of first spin button               */
 251 /*--------------------------------------------------------------------------*/
 252 static void
 253 spin_cb (GtkSpinButton * spinbutton,
 254          gpointer user_data)
 255 {
 256         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 257         gint first, last, n_copies;
 258
 259         first =
 260             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 261                                               (merge->first_spin));
 262
 263         n_copies =
 264             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 265                                               (merge->copies_spin));
 266         last = first + (n_copies * merge->n_records) - 1;
 267         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW(merge->mini_preview),
 268                                          first, last );
 269
 270         gtk_widget_set_sensitive (merge->collate_check, (n_copies > 1));
 271         gtk_widget_set_sensitive (merge->collate_image, (n_copies > 1));
 272 }
 273
 274 /*--------------------------------------------------------------------------*/
 275 /* PRIVATE.  Canvas event handler, select first and last items.             */
 276 /*--------------------------------------------------------------------------*/
 277 static void
 278 preview_clicked (glWdgtMiniPreview *mini_preview,
 279                  gint first,
 280                  gpointer user_data)
 281 {
 282         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 283         gint n_copies, last;
 284
 285         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->first_spin),
 286                                    first);
 287
 288         n_copies =
 289             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 290                                               (merge->copies_spin));
 291         last = first + (n_copies * merge->n_records) - 1;
 292         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 293                                          first, last);
 294
 295 }
 296
 297 /****************************************************************************/
 298 /* query selected range of labels within sheet or number of sheets.         */
 299 /****************************************************************************/
 300 void
 301 gl_wdgt_print_merge_get_copies (glWdgtPrintMerge * merge,
 302                                 gint * n_copies,
 303                                 gint * first_label,
 304                                 gboolean * collate_flag)
 305 {
 306         *n_copies =
 307             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 308                                               (merge->copies_spin));
 309         *first_label =
 310             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 311                                               (merge->first_spin));
 312         *collate_flag =
 313             gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON
 314                                           (merge->collate_check));
 315 }
 316
 317 /****************************************************************************/
 318 /* set range of labels within sheet or number of sheets                     */
 319 /****************************************************************************/
 320 void
 321 gl_wdgt_print_merge_set_copies (glWdgtPrintMerge * merge,
 322                                 gint n_copies,
 323                                 gint first_label,
 324                                 gint n_records,
 325                                 gboolean collate_flag)
 326 {
 327         gint last_label;
 328
 329         merge->n_records = n_records;
 330
 331         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->copies_spin),
 332                                    n_copies);
 333         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->first_spin),
 334                                    first_label);
 335         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (merge->collate_check),
 336                                       collate_flag);
 337
 338         last_label = first_label + (n_copies * n_records) - 1;
 339         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 340                                          first_label, last_label );
 341 }