Bug Summary

File:modules/printbackends/test/ctkprintbackendtest.c
Warning:line 411, column 3
Value stored to 'printer' is never read

Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name ctkprintbackendtest.c -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -mframe-pointer=all -fmath-errno -ffp-contract=on -fno-rounding-math -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fcoverage-compilation-dir=/rootdir/modules/printbackends/test -resource-dir /usr/lib/llvm-16/lib/clang/16 -D HAVE_CONFIG_H -I . -I ../../.. -I ../../.. -I ../../../ctk -I ../../../ctk -I ../../../cdk -I ../../../cdk -D CTK_PRINT_BACKEND_ENABLE_UNSUPPORTED -I /usr/include/pango-1.0 -I /usr/include/glib-2.0 -I /usr/lib/x86_64-linux-gnu/glib-2.0/include -I /usr/include/sysprof-6 -I /usr/include/harfbuzz -I /usr/include/freetype2 -I /usr/include/libpng16 -I /usr/include/libmount -I /usr/include/blkid -I /usr/include/fribidi -I /usr/include/cairo -I /usr/include/pixman-1 -I /usr/include/atk-1.0 -I /usr/include/gdk-pixbuf-2.0 -I /usr/include/x86_64-linux-gnu -I /usr/include/webp -I /usr/include/at-spi2-atk/2.0 -I /usr/include/at-spi-2.0 -I /usr/include/dbus-1.0 -I /usr/lib/x86_64-linux-gnu/dbus-1.0/include -I /usr/include/gio-unix-2.0 -I /usr/include/harfbuzz -I /usr/include/freetype2 -I /usr/include/libpng16 -I /usr/include/glib-2.0 -I /usr/lib/x86_64-linux-gnu/glib-2.0/include -I /usr/include/sysprof-6 -I /usr/include/pango-1.0 -I /usr/include/libmount -I /usr/include/blkid -I /usr/include/fribidi -I /usr/include/cairo -I /usr/include/pixman-1 -D PIC -internal-isystem /usr/lib/llvm-16/lib/clang/16/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -fdebug-compilation-dir=/rootdir/modules/printbackends/test -ferror-limit 19 -fgnuc-version=4.2.1 -analyzer-checker deadcode.DeadStores -analyzer-checker alpha.deadcode.UnreachableCode -analyzer-checker alpha.core.CastSize -analyzer-checker alpha.core.CastToStruct -analyzer-checker alpha.core.IdenticalExpr -analyzer-checker alpha.core.SizeofPtr -analyzer-checker alpha.security.ArrayBoundV2 -analyzer-checker alpha.security.MallocOverflow -analyzer-checker alpha.security.ReturnPtrRange -analyzer-checker alpha.unix.SimpleStream -analyzer-checker alpha.unix.cstring.BufferOverlap -analyzer-checker alpha.unix.cstring.NotNullTerminated -analyzer-checker alpha.unix.cstring.OutOfBounds -analyzer-checker alpha.core.FixedAddr -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /rootdir/html-report/2024-09-19-172131-43638-1 -x c ctkprintbackendtest.c
1/* CTK - The GIMP Toolkit
2 * ctkprintbackendpdf.c: Test implementation of CtkPrintBackend
3 * for printing to a test
4 * Copyright (C) 2007, Red Hat, Inc.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20#include "config.h"
21
22#include <unistd.h>
23#include <sys/types.h>
24#include <sys/stat.h>
25#include <fcntl.h>
26#include <stdlib.h>
27#include <string.h>
28
29#include <errno(*__errno_location ()).h>
30#include <cairo.h>
31#include <cairo-pdf.h>
32#include <cairo-ps.h>
33
34#include <glib/gi18n-lib.h>
35
36#include <ctk/ctkprintbackend.h>
37#include <ctk/ctkunixprint.h>
38#include <ctk/ctkprinter-private.h>
39
40#include "ctkprintbackendtest.h"
41
42
43typedef struct _CtkPrintBackendTestClass CtkPrintBackendTestClass;
44
45#define CTK_PRINT_BACKEND_TEST_CLASS(klass)((((CtkPrintBackendTestClass*) (void *) g_type_check_class_cast
((GTypeClass*) ((klass)), ((ctk_print_backend_test_get_type (
))))))) (G_TYPE_CHECK_CLASS_CAST ((klass), CTK_TYPE_PRINT_BACKEND_TEST, CtkPrintBackendTestClass)(((CtkPrintBackendTestClass*) (void *) g_type_check_class_cast
((GTypeClass*) ((klass)), ((ctk_print_backend_test_get_type (
)))))))
46#define CTK_IS_PRINT_BACKEND_TEST_CLASS(klass)(((__extension__ ({ GTypeClass *__class = (GTypeClass*) ((klass
)); GType __t = ((ctk_print_backend_test_get_type ())); gboolean
__r; if (!__class) __r = (0); else if (__class->g_type ==
__t) __r = (!(0)); else __r = g_type_check_class_is_a (__class
, __t); __r; })))) (G_TYPE_CHECK_CLASS_TYPE ((klass), CTK_TYPE_PRINT_BACKEND_TEST)((__extension__ ({ GTypeClass *__class = (GTypeClass*) ((klass
)); GType __t = ((ctk_print_backend_test_get_type ())); gboolean
__r; if (!__class) __r = (0); else if (__class->g_type ==
__t) __r = (!(0)); else __r = g_type_check_class_is_a (__class
, __t); __r; }))))
47#define CTK_PRINT_BACKENDTEST_GET_CLASS(obj)((((CtkPrintBackendTestClass*) (((GTypeInstance*) ((obj)))->
g_class)))) (G_TYPE_INSTANCE_GET_CLASS ((obj), CTK_TYPE_PRINT_BACKEND_TEST, CtkPrintBackendTestClass)(((CtkPrintBackendTestClass*) (((GTypeInstance*) ((obj)))->
g_class))))
48
49#define _STREAM_MAX_CHUNK_SIZE8192 8192
50
51static GType print_backend_test_type = 0;
52
53struct _CtkPrintBackendTestClass
54{
55 CtkPrintBackendClass parent_class;
56};
57
58struct _CtkPrintBackendTest
59{
60 CtkPrintBackend parent_instance;
61};
62
63typedef enum
64{
65 FORMAT_PDF,
66 FORMAT_PS,
67 N_FORMATS
68} OutputFormat;
69
70static const gchar* formats[N_FORMATS] =
71{
72 "pdf",
73 "ps"
74};
75
76static GObjectClass *backend_parent_class;
77
78static void ctk_print_backend_test_class_init (CtkPrintBackendTestClass *class);
79static void ctk_print_backend_test_init (CtkPrintBackendTest *impl);
80static void test_printer_get_settings_from_options (CtkPrinter *printer,
81 CtkPrinterOptionSet *options,
82 CtkPrintSettings *settings);
83static CtkPrinterOptionSet *test_printer_get_options (CtkPrinter *printer,
84 CtkPrintSettings *settings,
85 CtkPageSetup *page_setup,
86 CtkPrintCapabilities capabilities);
87static void test_printer_prepare_for_print (CtkPrinter *printer,
88 CtkPrintJob *print_job,
89 CtkPrintSettings *settings,
90 CtkPageSetup *page_setup);
91static void ctk_print_backend_test_print_stream (CtkPrintBackend *print_backend,
92 CtkPrintJob *job,
93 GIOChannel *data_io,
94 CtkPrintJobCompleteFunc callback,
95 gpointer user_data,
96 GDestroyNotify dnotify);
97static cairo_surface_t * test_printer_create_cairo_surface (CtkPrinter *printer,
98 CtkPrintSettings *settings,
99 gdouble width,
100 gdouble height,
101 GIOChannel *cache_io);
102
103static void test_printer_request_details (CtkPrinter *printer);
104
105static void
106ctk_print_backend_test_register_type (GTypeModule *module)
107{
108 const GTypeInfo print_backend_test_info =
109 {
110 .class_size = sizeof (CtkPrintBackendTestClass),
111 .class_init = (GClassInitFunc) ctk_print_backend_test_class_init,
112 .instance_size = sizeof (CtkPrintBackendTest),
113 .n_preallocs = 0,
114 .instance_init = (GInstanceInitFunc) ctk_print_backend_test_init,
115 };
116
117 print_backend_test_type = g_type_module_register_type (module,
118 CTK_TYPE_PRINT_BACKEND(ctk_print_backend_get_type ()),
119 "CtkPrintBackendTest",
120 &print_backend_test_info, 0);
121}
122
123G_MODULE_EXPORT__attribute__((visibility("default"))) void
124pb_module_init (GTypeModule *module)
125{
126 ctk_print_backend_test_register_type (module);
127}
128
129G_MODULE_EXPORT__attribute__((visibility("default"))) void
130pb_module_exit (void)
131{
132
133}
134
135G_MODULE_EXPORT__attribute__((visibility("default"))) CtkPrintBackend *
136pb_module_create (void)
137{
138 return ctk_print_backend_test_new ();
139}
140
141/*
142 * CtkPrintBackendTest
143 */
144GType
145ctk_print_backend_test_get_type (void)
146{
147 return print_backend_test_type;
148}
149
150/**
151 * ctk_print_backend_test_new:
152 *
153 * Creates a new #CtkPrintBackendTest object. #CtkPrintBackendTest
154 * implements the #CtkPrintBackend interface with direct access to
155 * the testsystem using Unix/Linux API calls
156 *
157 * Returns: the new #CtkPrintBackendTest object
158 **/
159CtkPrintBackend *
160ctk_print_backend_test_new (void)
161{
162 return g_object_new (CTK_TYPE_PRINT_BACKEND_TEST(ctk_print_backend_test_get_type ()), NULL((void*)0));
163}
164
165static void
166ctk_print_backend_test_class_init (CtkPrintBackendTestClass *class)
167{
168 CtkPrintBackendClass *backend_class = CTK_PRINT_BACKEND_CLASS (class)((((CtkPrintBackendClass*) (void *) g_type_check_class_cast (
(GTypeClass*) ((class)), ((ctk_print_backend_get_type ())))))
);
169
170 backend_parent_class = g_type_class_peek_parent (class);
171
172 backend_class->print_stream = ctk_print_backend_test_print_stream;
173 backend_class->printer_create_cairo_surface = test_printer_create_cairo_surface;
174 backend_class->printer_get_options = test_printer_get_options;
175 backend_class->printer_get_settings_from_options = test_printer_get_settings_from_options;
176 backend_class->printer_prepare_for_print = test_printer_prepare_for_print;
177 backend_class->printer_request_details = test_printer_request_details;
178}
179
180/* return N_FORMATS if no explicit format in the settings */
181static OutputFormat
182format_from_settings (CtkPrintSettings *settings)
183{
184 const gchar *value;
185 gint i;
186
187 if (settings == NULL((void*)0))
188 return N_FORMATS;
189
190 value = ctk_print_settings_get (settings, CTK_PRINT_SETTINGS_OUTPUT_FILE_FORMAT"output-file-format");
191 if (value == NULL((void*)0))
192 return N_FORMATS;
193
194 for (i = 0; i < N_FORMATS; ++i)
195 if (strcmp (value, formats[i]) == 0)
196 break;
197
198 g_assert (i < N_FORMATS)do { if (i < N_FORMATS) ; else g_assertion_message_expr ((
(gchar*) 0), "ctkprintbackendtest.c", 198, ((const char*) (__func__
)), "i < N_FORMATS"); } while (0);
199
200 return (OutputFormat) i;
201}
202
203static gchar *
204output_test_from_settings (CtkPrintSettings *settings,
205 const gchar *default_format)
206{
207 gchar *uri = NULL((void*)0);
208
209 if (settings)
210 uri = g_strdup (ctk_print_settings_get (settings, CTK_PRINT_SETTINGS_OUTPUT_URI))g_strdup_inline (ctk_print_settings_get (settings, "output-uri"
));
211
212 if (uri == NULL((void*)0))
213 {
214 const gchar *extension;
215 gchar *name, *locale_name;
216
217 if (default_format)
218 extension = default_format;
219 else
220 {
221 OutputFormat format;
222
223 format = format_from_settings (settings);
224 extension = format == FORMAT_PS ? "ps" : "pdf";
225 }
226
227 /* default filename used for print-to-test */
228 name = g_strdup_printf (_("test-output.%s")((char *) g_dgettext ("ctk30", "test-output.%s")), extension);
229 locale_name = g_filename_from_utf8 (name, -1, NULL((void*)0), NULL((void*)0), NULL((void*)0));
230 g_free (name);
231
232 if (locale_name != NULL((void*)0))
233 {
234 gchar *path;
235
236 gchar *current_dir = g_get_current_dir ();
237 path = g_build_filename (current_dir, locale_name, NULL((void*)0));
238 g_free (locale_name);
239
240 uri = g_filename_to_uri (path, NULL((void*)0), NULL((void*)0));
241 g_free (path);
242 g_free (current_dir);
243 }
244 }
245
246 return uri;
247}
248
249static cairo_status_t
250_cairo_write (void *closure,
251 const unsigned char *data,
252 unsigned int length)
253{
254 GIOChannel *io = (GIOChannel *)closure;
255 gsize written;
256 GError *error;
257
258 error = NULL((void*)0);
259
260 CTK_NOTE (PRINTING,
261 g_print ("TEST Backend: Writing %i byte chunk to temp test\n", length));
262
263 while (length > 0)
264 {
265 g_io_channel_write_chars (io, (const gchar *) data, length, &written, &error);
266
267 if (error != NULL((void*)0))
268 {
269 CTK_NOTE (PRINTING,
270 g_print ("TEST Backend: Error writing to temp test, %s\n", error->message));
271
272 g_error_free (error);
273 return CAIRO_STATUS_WRITE_ERROR;
274 }
275
276 CTK_NOTE (PRINTING,
277 g_print ("TEST Backend: Wrote %i bytes to temp test\n", (int)written));
278
279 data += written;
280 length -= written;
281 }
282
283 return CAIRO_STATUS_SUCCESS;
284}
285
286
287static cairo_surface_t *
288test_printer_create_cairo_surface (CtkPrinter *printer G_GNUC_UNUSED__attribute__ ((__unused__)),
289 CtkPrintSettings *settings,
290 gdouble width,
291 gdouble height,
292 GIOChannel *cache_io)
293{
294 cairo_surface_t *surface;
295 OutputFormat format;
296
297 format = format_from_settings (settings);
298
299 if (format == FORMAT_PS)
300 surface = cairo_ps_surface_create_for_stream (_cairo_write, cache_io, width, height);
301 else
302 surface = cairo_pdf_surface_create_for_stream (_cairo_write, cache_io, width, height);
303
304 cairo_surface_set_fallback_resolution (surface,
305 2.0 * ctk_print_settings_get_printer_lpi (settings),
306 2.0 * ctk_print_settings_get_printer_lpi (settings));
307
308 return surface;
309}
310
311typedef struct {
312 CtkPrintBackend *backend;
313 CtkPrintJobCompleteFunc callback;
314 CtkPrintJob *job;
315 GIOChannel *target_io;
316 gpointer user_data;
317 GDestroyNotify dnotify;
318} _PrintStreamData;
319
320static void
321test_print_cb (CtkPrintBackendTest *print_backend G_GNUC_UNUSED__attribute__ ((__unused__)),
322 GError *error,
323 gpointer user_data)
324{
325 _PrintStreamData *ps = (_PrintStreamData *) user_data;
326
327 if (ps->target_io != NULL((void*)0))
328 g_io_channel_unref (ps->target_io);
329
330 if (ps->callback)
331 ps->callback (ps->job, ps->user_data, error);
332
333 if (ps->dnotify)
334 ps->dnotify (ps->user_data);
335
336 ctk_print_job_set_status (ps->job,
337 (error != NULL((void*)0))?CTK_PRINT_STATUS_FINISHED_ABORTED:CTK_PRINT_STATUS_FINISHED);
338
339 if (ps->job)
340 g_object_unref (ps->job);
341
342 g_free (ps);
343}
344
345static gboolean
346test_write (GIOChannel *source,
347 GIOCondition con G_GNUC_UNUSED__attribute__ ((__unused__)),
348 gpointer user_data)
349{
350 gchar buf[_STREAM_MAX_CHUNK_SIZE8192];
351 gsize bytes_read;
352 GError *error;
353 GIOStatus read_status;
354 _PrintStreamData *ps = (_PrintStreamData *) user_data;
355
356 error = NULL((void*)0);
357
358 read_status =
359 g_io_channel_read_chars (source,
360 buf,
361 _STREAM_MAX_CHUNK_SIZE8192,
362 &bytes_read,
363 &error);
364
365 if (read_status != G_IO_STATUS_ERROR)
366 {
367 gsize bytes_written;
368
369 g_io_channel_write_chars (ps->target_io,
370 buf,
371 bytes_read,
372 &bytes_written,
373 &error);
374 }
375
376 if (error != NULL((void*)0) || read_status == G_IO_STATUS_EOF)
377 {
378 test_print_cb (CTK_PRINT_BACKEND_TEST (ps->backend)((((CtkPrintBackendTest*) (void *) g_type_check_instance_cast
((GTypeInstance*) ((ps->backend)), ((ctk_print_backend_test_get_type
())))))), error, user_data);
379
380 if (error != NULL((void*)0))
381 {
382 CTK_NOTE (PRINTING,
383 g_print ("TEST Backend: %s\n", error->message));
384
385 g_error_free (error);
386 }
387
388 return FALSE(0);
389 }
390
391 CTK_NOTE (PRINTING,
392 g_print ("TEST Backend: Writing %i byte chunk to target test\n", (int)bytes_read));
393
394 return TRUE(!(0));
395}
396
397static void
398ctk_print_backend_test_print_stream (CtkPrintBackend *print_backend,
399 CtkPrintJob *job,
400 GIOChannel *data_io,
401 CtkPrintJobCompleteFunc callback,
402 gpointer user_data,
403 GDestroyNotify dnotify)
404{
405 GError *internal_error = NULL((void*)0);
406 CtkPrinter *printer;
407 _PrintStreamData *ps;
408 CtkPrintSettings *settings;
409 gchar *uri, *testname;
410
411 printer = ctk_print_job_get_printer (job);
Value stored to 'printer' is never read
412 settings = ctk_print_job_get_settings (job);
413
414 ps = g_new0 (_PrintStreamData, 1)((_PrintStreamData *) g_malloc0_n ((1), sizeof (_PrintStreamData
)));
415 ps->callback = callback;
416 ps->user_data = user_data;
417 ps->dnotify = dnotify;
418 ps->job = g_object_ref (job)((__typeof__ (job)) (g_object_ref) (job));
419 ps->backend = print_backend;
420
421 internal_error = NULL((void*)0);
422 uri = output_test_from_settings (settings, NULL((void*)0));
423 testname = g_filename_from_uri (uri, NULL((void*)0), &internal_error);
424 g_free (uri);
425
426 if (testname == NULL((void*)0))
427 goto error;
428
429 ps->target_io = g_io_channel_new_file (testname, "w", &internal_error);
430
431 g_free (testname);
432
433 if (internal_error == NULL((void*)0))
434 g_io_channel_set_encoding (ps->target_io, NULL((void*)0), &internal_error);
435
436error:
437 if (internal_error != NULL((void*)0))
438 {
439 test_print_cb (CTK_PRINT_BACKEND_TEST (print_backend)((((CtkPrintBackendTest*) (void *) g_type_check_instance_cast
((GTypeInstance*) ((print_backend)), ((ctk_print_backend_test_get_type
())))))),
440 internal_error, ps);
441
442 g_error_free (internal_error);
443 return;
444 }
445
446 g_io_add_watch (data_io,
447 G_IO_IN | G_IO_PRI | G_IO_ERR | G_IO_HUP,
448 (GIOFunc) test_write,
449 ps);
450}
451
452static void
453ctk_print_backend_test_init (CtkPrintBackendTest *backend)
454{
455 int i;
456
457 /* make 100 of these printers */
458 for (i = 0; i < 100; i++)
459 {
460 CtkPrinter *printer;
461 char *name;
462
463 name = g_strdup_printf ("%s %i", _("Print to Test Printer")((char *) g_dgettext ("ctk30", "Print to Test Printer")), i);
464 printer = g_object_new (CTK_TYPE_PRINTER(ctk_printer_get_type ()),
465 "name", name,
466 "backend", backend,
467 "is-virtual", FALSE(0), /* treat printer like a real one*/
468 NULL((void*)0));
469 g_free (name);
470
471 g_message ("TEST Backend: Adding printer %d\n", i);
472
473 ctk_printer_set_has_details (printer, FALSE(0));
474 ctk_printer_set_icon_name (printer, "edit-delete"); /* use a delete icon just for fun */
475 ctk_printer_set_is_active (printer, TRUE(!(0)));
476
477 ctk_print_backend_add_printer (CTK_PRINT_BACKEND (backend)((((CtkPrintBackend*) (void *) g_type_check_instance_cast ((GTypeInstance
*) ((backend)), ((ctk_print_backend_get_type ())))))), printer);
478 g_object_unref (printer);
479 }
480
481 ctk_print_backend_set_list_done (CTK_PRINT_BACKEND (backend)((((CtkPrintBackend*) (void *) g_type_check_instance_cast ((GTypeInstance
*) ((backend)), ((ctk_print_backend_get_type ())))))));
482}
483
484static CtkPrinterOptionSet *
485test_printer_get_options (CtkPrinter *printer G_GNUC_UNUSED__attribute__ ((__unused__)),
486 CtkPrintSettings *settings,
487 CtkPageSetup *page_setup G_GNUC_UNUSED__attribute__ ((__unused__)),
488 CtkPrintCapabilities capabilities G_GNUC_UNUSED__attribute__ ((__unused__)))
489{
490 CtkPrinterOptionSet *set;
491 CtkPrinterOption *option;
492 const gchar *n_up[] = { "1" };
493 OutputFormat format;
494
495 format = format_from_settings (settings);
496
497 set = ctk_printer_option_set_new ();
498
499 option = ctk_printer_option_new ("ctk-n-up", _("Pages per _sheet:")((char *) g_dgettext ("ctk30", "Pages per _sheet:")), CTK_PRINTER_OPTION_TYPE_PICKONE);
500 ctk_printer_option_choices_from_array (option, G_N_ELEMENTS (n_up)(sizeof (n_up) / sizeof ((n_up)[0])),
501 (char **) n_up, (char **) n_up /* FIXME i18n (localised digits)! */);
502 ctk_printer_option_set (option, "1");
503 ctk_printer_option_set_add (set, option);
504 g_object_unref (option);
505
506 return set;
507}
508
509static void
510test_printer_get_settings_from_options (CtkPrinter *printer G_GNUC_UNUSED__attribute__ ((__unused__)),
511 CtkPrinterOptionSet *options G_GNUC_UNUSED__attribute__ ((__unused__)),
512 CtkPrintSettings *settings G_GNUC_UNUSED__attribute__ ((__unused__)))
513{
514}
515
516static void
517test_printer_prepare_for_print (CtkPrinter *printer G_GNUC_UNUSED__attribute__ ((__unused__)),
518 CtkPrintJob *print_job,
519 CtkPrintSettings *settings,
520 CtkPageSetup *page_setup G_GNUC_UNUSED__attribute__ ((__unused__)))
521{
522 gdouble scale;
523
524 ctk_print_job_set_pages (print_job, ctk_print_settings_get_print_pages (settings));
525 ctk_print_job_set_page_ranges (print_job, NULL((void*)0), 0);
526
527 if (ctk_print_job_get_pages (print_job) == CTK_PRINT_PAGES_RANGES)
528 {
529 CtkPageRange *page_ranges;
530 gint num_page_ranges;
531 page_ranges = ctk_print_settings_get_page_ranges (settings, &num_page_ranges);
532 ctk_print_job_set_page_ranges (print_job, page_ranges, num_page_ranges);
533 }
534
535 ctk_print_job_set_collate (print_job, ctk_print_settings_get_collate (settings));
536 ctk_print_job_set_reverse (print_job, ctk_print_settings_get_reverse (settings));
537 ctk_print_job_set_num_copies (print_job, ctk_print_settings_get_n_copies (settings));
538
539 scale = ctk_print_settings_get_scale (settings);
540 if (scale != 100.0)
541 ctk_print_job_set_scale (print_job, scale/100.0);
542
543 ctk_print_job_set_page_set (print_job, ctk_print_settings_get_page_set (settings));
544 ctk_print_job_set_rotate (print_job, TRUE(!(0)));
545}
546
547static gboolean
548test_printer_details_acquired_cb (CtkPrinter *printer)
549{
550 gboolean success;
551 gint weight;
552
553 /* weight towards success */
554 weight = g_random_int_range (0, 100);
555
556 success = FALSE(0);
557 if (weight < 75)
558 success = TRUE(!(0));
559
560 g_message ("success %i", success);
561 ctk_printer_set_has_details (printer, success);
562 g_signal_emit_by_name (printer, "details-acquired", success);
563
564 return G_SOURCE_REMOVE(0);
565}
566
567static void
568test_printer_request_details (CtkPrinter *printer)
569{
570 gint weight;
571 gint time;
572 /* set the timer to succeed or fail at a random time interval */
573 /* weight towards the shorter end */
574 weight = g_random_int_range (0, 100);
575 if (weight < 50)
576 time = g_random_int_range (0, 2);
577 else if (weight < 75)
578 time = g_random_int_range (1, 5);
579 else
580 time = g_random_int_range (1, 10);
581
582 g_message ("Gathering details in %i seconds", time);
583
584 if (time == 0)
585 time = 10;
586 else
587 time *= 1000;
588
589 g_timeout_add (time, (GSourceFunc) test_printer_details_acquired_cb, printer);
590}
591
592