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 <glib/gi18n.h>
  26
  27 #include "wdgt-print-merge.h"
  28 #include "wdgt-mini-preview.h"
  29 #include "marshal.h"
  30
  31 #include "pixmaps/collate.xpm"
  32 #include "pixmaps/nocollate.xpm"
  33
  34 #include "debug.h"
  35
  36 #define WDGT_MINI_PREVIEW_HEIGHT 175
  37 #define WDGT_MINI_PREVIEW_WIDTH  150
  38
  39 /*===========================================*/
  40 /* Private globals                           */
  41 /*===========================================*/
  42
  43 static GObjectClass *parent_class;
  44
  45 /*===========================================*/
  46 /* Local function prototypes                 */
  47 /*===========================================*/
  48
  49 static void gl_wdgt_print_merge_class_init    (glWdgtPrintMergeClass * class);
  50 static void gl_wdgt_print_merge_instance_init (glWdgtPrintMerge * merge);
  51 static void gl_wdgt_print_merge_finalize      (GObject * object);
  52
  53 static void gl_wdgt_print_merge_construct     (glWdgtPrintMerge * merge,
  54                                                glLabel * label);
  55
  56 static void preview_clicked                   (glWdgtMiniPreview *mini_preview,
  57                                                gint i_label,
  58                                                gpointer user_data);
  59
  60 static void collate_check_cb                  (GtkToggleButton * togglebutton,
  61                                                gpointer user_data);
  62 static void spin_cb                           (GtkSpinButton * spinbutton,
  63                                                gpointer user_data);
  64
  65 \f
  66 /****************************************************************************/
  67 /* Boilerplate Object stuff.                                                */
  68 /****************************************************************************/
  69 GType
  70 gl_wdgt_print_merge_get_type (void)
  71 {
  72         static GType type = 0;
  73
  74         if (!type) {
  75                 static const GTypeInfo info = {
  76                         sizeof (glWdgtPrintMergeClass),
  77                         NULL,
  78                         NULL,
  79                         (GClassInitFunc) gl_wdgt_print_merge_class_init,
  80                         NULL,
  81                         NULL,
  82                         sizeof (glWdgtPrintMerge),
  83                         0,
  84                         (GInstanceInitFunc) gl_wdgt_print_merge_instance_init,
  85                         NULL
  86                 };
  87
  88                 type = g_type_register_static (GL_TYPE_HIG_HBOX,
  89                                                "glWdgtPrintMerge", &info, 0);
  90         }
  91
  92         return type;
  93 }
  94
  95 static void
  96 gl_wdgt_print_merge_class_init (glWdgtPrintMergeClass * class)
  97 {
  98         GObjectClass *object_class;
  99
 100         object_class = (GObjectClass *) class;
 101
 102         parent_class = g_type_class_peek_parent (class);
 103
 104         object_class->finalize = gl_wdgt_print_merge_finalize;
 105 }
 106
 107 static void
 108 gl_wdgt_print_merge_instance_init (glWdgtPrintMerge * merge)
 109 {
 110         merge->mini_preview = NULL;
 111
 112         merge->copies_spin = NULL;
 113         merge->first_spin = NULL;
 114         merge->collate_image = NULL;
 115         merge->collate_check = NULL;
 116 }
 117
 118 static void
 119 gl_wdgt_print_merge_finalize (GObject * object)
 120 {
 121         glWdgtPrintMerge *merge;
 122         glWdgtPrintMergeClass *class;
 123
 124         g_return_if_fail (object != NULL);
 125         g_return_if_fail (GL_IS_WDGT_PRINT_MERGE (object));
 126
 127         merge = GL_WDGT_PRINT_MERGE (object);
 128
 129         G_OBJECT_CLASS (parent_class)->finalize (object);
 130 }
 131
 132 GtkWidget *
 133 gl_wdgt_print_merge_new (glLabel * label)
 134 {
 135         glWdgtPrintMerge *merge;
 136
 137         merge = g_object_new (gl_wdgt_print_merge_get_type (), NULL);
 138
 139         gl_wdgt_print_merge_construct (merge, label);
 140
 141         return GTK_WIDGET (merge);
 142 }
 143 \f
 144 /*--------------------------------------------------------------------------*/
 145 /* PRIVATE.  Construct composite widget.                                    */
 146 /*--------------------------------------------------------------------------*/
 147 static void
 148 gl_wdgt_print_merge_construct (glWdgtPrintMerge * merge,
 149                                glLabel * label)
 150 {
 151         glTemplate                *template;
 152         const glTemplateLabelType *label_type;
 153         GtkWidget                 *whbox, *wvbox, *whbox1;
 154         GtkObject                 *adjust;
 155         GdkPixbuf                 *pixbuf;
 156
 157         whbox = GTK_WIDGET (merge);
 158
 159         template   = gl_label_get_template (label);
 160         label_type = gl_template_get_first_label_type (template);
 161
 162         merge->labels_per_sheet = gl_template_get_n_labels (label_type);
 163
 164         /* mini_preview canvas */
 165         merge->mini_preview = gl_wdgt_mini_preview_new (WDGT_MINI_PREVIEW_HEIGHT,
 166                                                         WDGT_MINI_PREVIEW_WIDTH);
 167         gl_wdgt_mini_preview_set_template( GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 168                                            template );
 169         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox), merge->mini_preview);
 170         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW(merge->mini_preview),
 171                                               1, 1);
 172
 173         wvbox = gl_hig_vbox_new (GL_HIG_VBOX_INNER);
 174         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox), wvbox);
 175
 176         /* First Label controls */
 177         whbox1 = gl_hig_hbox_new ();
 178         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), whbox1);
 179         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 180                                 gtk_label_new (_("Start on label")));
 181         adjust =
 182             gtk_adjustment_new (1, 1.0, merge->labels_per_sheet, 1.0, 10.0,
 183                                 10.0);
 184         merge->first_spin =
 185             gtk_spin_button_new (GTK_ADJUSTMENT (adjust), 1.0, 0);
 186         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->first_spin);
 187         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 188                                 gtk_label_new (_("on 1st sheet")));
 189
 190         /* Blank line */
 191         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), gtk_label_new (""));
 192
 193         /* Copy & collate controls*/
 194         whbox1 = gl_hig_hbox_new ();
 195         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), whbox1);
 196         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 197                                 gtk_label_new (_("Copies:")));
 198         adjust = gtk_adjustment_new (1, 1.0, 10.0, 1.0, 10.0, 10.0);
 199         merge->copies_spin = gtk_spin_button_new (GTK_ADJUSTMENT (adjust),
 200                                                    1.0, 0);
 201         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->copies_spin);
 202         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), gtk_label_new ("    "));
 203         merge->collate_check = gtk_check_button_new_with_label (_("Collate"));
 204         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->collate_check);
 205         pixbuf = gdk_pixbuf_new_from_xpm_data ( (const char **)nocollate_xpm);
 206         merge->collate_image = gtk_image_new_from_pixbuf(pixbuf);
 207         gtk_widget_set_sensitive (merge->collate_check, FALSE);
 208         gtk_widget_set_sensitive (merge->collate_image, FALSE);
 209
 210         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->collate_image);
 211
 212         /* Connect signals to controls */
 213         g_signal_connect (G_OBJECT (merge->mini_preview), "clicked",
 214                           G_CALLBACK (preview_clicked), merge);
 215         g_signal_connect (G_OBJECT (merge->collate_check), "toggled",
 216                           G_CALLBACK (collate_check_cb), merge);
 217         g_signal_connect (G_OBJECT (merge->copies_spin), "changed",
 218                           G_CALLBACK (spin_cb), merge);
 219         g_signal_connect (G_OBJECT (merge->first_spin), "changed",
 220                           G_CALLBACK (spin_cb), merge);
 221
 222         gl_template_free (template);
 223 }
 224
 225 /*--------------------------------------------------------------------------*/
 226 /* PRIVATE.  Enable/Disable appropriate controls due to radio button toggle.*/
 227 /*--------------------------------------------------------------------------*/
 228 static void
 229 collate_check_cb (GtkToggleButton * togglebutton,
 230                   gpointer user_data)
 231 {
 232         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 233         GdkPixbuf *pixbuf;
 234
 235         if (gtk_toggle_button_get_active (togglebutton)) {
 236
 237                 pixbuf =
 238                   gdk_pixbuf_new_from_xpm_data ( (const char **)collate_xpm);
 239
 240         } else {
 241
 242                 pixbuf =
 243                   gdk_pixbuf_new_from_xpm_data ( (const char **)nocollate_xpm);
 244
 245         }
 246         gtk_image_set_from_pixbuf (GTK_IMAGE (merge->collate_image),
 247                                    pixbuf);
 248 }
 249
 250 /*--------------------------------------------------------------------------*/
 251 /* PRIVATE.  modify widget due to change of first spin button               */
 252 /*--------------------------------------------------------------------------*/
 253 static void
 254 spin_cb (GtkSpinButton * spinbutton,
 255          gpointer user_data)
 256 {
 257         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 258         gint first, last, n_copies;
 259
 260         first =
 261             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 262                                               (merge->first_spin));
 263
 264         n_copies =
 265             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 266                                               (merge->copies_spin));
 267         last = first + (n_copies * merge->n_records) - 1;
 268         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW(merge->mini_preview),
 269                                          first, last );
 270
 271         gtk_widget_set_sensitive (merge->collate_check, (n_copies > 1));
 272         gtk_widget_set_sensitive (merge->collate_image, (n_copies > 1));
 273 }
 274
 275 /*--------------------------------------------------------------------------*/
 276 /* PRIVATE.  Canvas event handler, select first and last items.             */
 277 /*--------------------------------------------------------------------------*/
 278 static void
 279 preview_clicked (glWdgtMiniPreview *mini_preview,
 280                  gint first,
 281                  gpointer user_data)
 282 {
 283         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 284         gint n_copies, last;
 285
 286         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->first_spin),
 287                                    first);
 288
 289         n_copies =
 290             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 291                                               (merge->copies_spin));
 292         last = first + (n_copies * merge->n_records) - 1;
 293         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 294                                          first, last);
 295
 296 }
 297
 298 /****************************************************************************/
 299 /* query selected range of labels within sheet or number of sheets.         */
 300 /****************************************************************************/
 301 void
 302 gl_wdgt_print_merge_get_copies (glWdgtPrintMerge * merge,
 303                                 gint * n_copies,
 304                                 gint * first_label,
 305                                 gboolean * collate_flag)
 306 {
 307         *n_copies =
 308             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 309                                               (merge->copies_spin));
 310         *first_label =
 311             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 312                                               (merge->first_spin));
 313         *collate_flag =
 314             gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON
 315                                           (merge->collate_check));
 316 }
 317
 318 /****************************************************************************/
 319 /* set range of labels within sheet or number of sheets                     */
 320 /****************************************************************************/
 321 void
 322 gl_wdgt_print_merge_set_copies (glWdgtPrintMerge * merge,
 323                                 gint n_copies,
 324                                 gint first_label,
 325                                 gint n_records,
 326                                 gboolean collate_flag)
 327 {
 328         gint last_label;
 329
 330         merge->n_records = n_records;
 331
 332         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->copies_spin),
 333                                    n_copies);
 334         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->first_spin),
 335                                    first_label);
 336         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (merge->collate_check),
 337                                       collate_flag);
 338
 339         last_label = first_label + (n_copies * n_records) - 1;
 340         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 341                                          first_label, last_label );
 342 }