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Add a new error code

Browse Source 
2007-04-29  Matthias Clasen  <mclasen@redhat.com>

        * gtk/gtkprintoperation.h: Add a new error code

        * gtk/gtk.symbols:
        * gtk/gtkpagesetup.[hc]:
        * gtk/gtkpapersize.[hc]:
        * gtk/gtkprintsettings.[hc]: Add functions to serialize
        and deserialize page setups and print settings to files
        and key files.  (#344515, Christian Persch)

        * gtk/gtkpagesetupunixdialog.c: Adapt to the new functions.

        * tests/print-editor.c: Use the new functions to persist
        page setup and print settings.


svn path=/trunk/; revision=17697
This commit is contained in:
Matthias Clasen 2007-04-29 06:23:58 +00:00 committed by Matthias Clasen
parent ea3667c49c
commit 3c5bd522b3
13 changed files with 691 additions and 55 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
ChangeLog
View File

@ -1,3 +1,19 @@
2007-04-29 Matthias Clasen <mclasen@redhat.com>
* gtk/gtkprintoperation.h: Add a new error code
* gtk/gtk.symbols:
* gtk/gtkpagesetup.[hc]:
* gtk/gtkpapersize.[hc]:
* gtk/gtkprintsettings.[hc]: Add functions to serialize
and deserialize page setups and print settings to files
and key files. (#344515, Christian Persch)
* gtk/gtkpagesetupunixdialog.c: Adapt to the new functions.
* tests/print-editor.c: Use the new functions to persist
page setup and print settings.
2007-04-29 Matthias Clasen <mclasen@redhat.com>
* gtk/gtkpagesetupunixdialog.c (gtk_page_setup_unix_dialog_finalize):

5
docs/reference/ChangeLog
View File

@ -1,3 +1,8 @@
2007-04-29 Matthias Clasen <mclasen@redhat.com>
* gtk/gtk-sections.txt: Add new functions to serialize/
deserialize page setups and print settings.
2007-04-29 Matthias Clasen <mclasen@redhat.com>
* gtk/gtk-sections.txt: Add gtk_paper_size_get_builtins

15
docs/reference/gtk/gtk-sections.txt
View File

@ -6332,6 +6332,11 @@ GTK_PRINT_SETTINGS_OUTPUT_URI
GTK_PRINT_SETTINGS_WIN32_DRIVER_EXTRA
GTK_PRINT_SETTINGS_WIN32_DRIVER_VERSION
<SUBSECTION Serialization>
gtk_print_settings_new_from_file
gtk_print_settings_new_from_key_file
gtk_print_settings_to_file
gtk_print_settings_to_key_file
<SUBSECTION Standard>
GTK_TYPE_PRINT_SETTINGS
@ -6375,6 +6380,10 @@ gtk_paper_size_get_default_left_margin
gtk_paper_size_get_default_right_margin
gtk_paper_size_get_default
<SUBSECTION Serialization>
gtk_paper_size_new_from_key_file
gtk_paper_size_to_key_file
<SUBSECTION Standard>
GTK_TYPE_PAPER_SIZE
<SUBSECTION Private>
@ -6406,6 +6415,12 @@ gtk_page_setup_get_paper_height
gtk_page_setup_get_page_width
gtk_page_setup_get_page_height
<SUBSECTION Serialization>
gtk_page_setup_new_from_file
gtk_page_setup_new_from_key_file
gtk_page_setup_to_file
gtk_page_setup_to_key_file
<SUBSECTION Standard>
GTK_TYPE_PAGE_SETUP
GTK_PAGE_SETUP

10
gtk/gtk.symbols
View File

@ -2512,6 +2512,10 @@ gtk_preview_uninit
#if IN_FILE(__GTK_PAGE_SETUP_C__)
gtk_page_setup_get_type G_GNUC_CONST
gtk_page_setup_new
gtk_page_setup_new_from_file
gtk_page_setup_new_from_key_file
gtk_page_setup_to_file
gtk_page_setup_to_key_file
gtk_page_setup_copy
gtk_page_setup_get_orientation
gtk_page_setup_set_orientation
@ -2552,6 +2556,8 @@ gtk_paper_size_get_type G_GNUC_CONST
gtk_paper_size_new
gtk_paper_size_new_from_ppd
gtk_paper_size_new_custom
gtk_paper_size_new_from_key_file
gtk_paper_size_to_key_file
gtk_paper_size_copy
gtk_paper_size_free
gtk_paper_size_is_equal
@ -2772,6 +2778,10 @@ gtk_print_run_page_setup_dialog_async
#if IN_FILE(__GTK_PRINT_SETTINGS_C__)
gtk_print_settings_get_type G_GNUC_CONST
gtk_print_settings_new
gtk_print_settings_new_from_file
gtk_print_settings_new_from_key_file
gtk_print_settings_to_file
gtk_print_settings_to_key_file
gtk_print_settings_copy
gtk_print_settings_has_key
gtk_print_settings_get

260
gtk/gtkpagesetup.c
View File

@ -22,8 +22,12 @@
#include "gtkpagesetup.h"
#include "gtkprintutils.h"
#include "gtkprintoperation.h" /* for GtkPrintError */
#include "gtkintl.h"
#include "gtktypebuiltins.h"
#include "gtkalias.h"
#define KEYFILE_GROUP_NAME "Page Setup"
typedef struct _GtkPageSetupClass GtkPageSetupClass;
@ -468,5 +472,261 @@ gtk_page_setup_get_page_height (GtkPageSetup *setup,
}
/**
* gtk_page_setup_new_from_file:
* @file_name: the filename to read the page setup from
* @error: return location for an error, or %NULL
*
* Reads the page setup from the file @file_name. Returns a
* new #GtkPageSetup object with the restored page setup,
* or %NULL if an error occurred. See gtk_page_setup_to_file().
*
* Return value: the restored #GtkPageSetup
*
* Since: 2.12
*/
GtkPageSetup *
gtk_page_setup_new_from_file (const gchar *file_name,
GError **error)
{
GtkPageSetup *page_setup;
GKeyFile *key_file;
GError *err = NULL;
g_return_val_if_fail (file_name != NULL, NULL);
key_file = g_key_file_new ();
if (!g_key_file_load_from_file (key_file, file_name, 0, &err))
{
g_key_file_free (key_file);
g_propagate_error (error, err);
return NULL;
}
page_setup = gtk_page_setup_new_from_key_file (key_file, NULL, error);
g_key_file_free (key_file);
return page_setup;
}
/* something like this should really be in gobject! */
static guint
string_to_enum (GType type,
const char *enum_string)
{
GEnumClass *enum_class;
const GEnumValue *value;
guint retval = 0;
g_return_val_if_fail (enum_string != NULL, 0);
enum_class = g_type_class_ref (type);
value = g_enum_get_value_by_nick (enum_class, enum_string);
if (value)
retval = value->value;
g_type_class_unref (enum_class);
return retval;
}
/**
* gtk_page_setup_new_from_key_file:
* @key_file: the #GKeyFile to retrieve the page_setup from
* @group_name: the name of the group in the key_file to read, or %NULL
* to use the default name "Page Setup"
* @error: return location for an error, or %NULL
*
* Reads the page setup from the group @group_name in the key file
* @key_file. Returns a new #GtkPageSetup object with the restored
* page setup, or %NULL if an error occurred.
*
* Return value: the restored #GtkPageSetup
*
* Since: 2.12
*/
GtkPageSetup *
gtk_page_setup_new_from_key_file (GKeyFile *key_file,
const gchar *group_name,
GError **error)
{
GtkPageSetup *page_setup = NULL;
GtkPaperSize *paper_size;
gdouble top, bottom, left, right;
char *orientation = NULL, *freeme = NULL;
gboolean retval = TRUE;
GError *err = NULL;
g_return_val_if_fail (key_file != NULL, NULL);
if (!group_name)
group_name = KEYFILE_GROUP_NAME;
if (!g_key_file_has_group (key_file, group_name))
{
g_set_error (error,
GTK_PRINT_ERROR,
GTK_PRINT_ERROR_INVALID_FILE,
_("Not a valid page setup file"));
retval = FALSE;
goto out;
}
#define GET_DOUBLE(kf, group, name, v) \
v = g_key_file_get_double (kf, group, name, &err); \
if (err != NULL) \
{ \
g_propagate_error (error, err);\
retval = FALSE;\
goto out;\
}
GET_DOUBLE (key_file, group_name, "MarginTop", top);
GET_DOUBLE (key_file, group_name, "MarginBottom", bottom);
GET_DOUBLE (key_file, group_name, "MarginLeft", left);
GET_DOUBLE (key_file, group_name, "MarginRight", right);
#undef GET_DOUBLE
paper_size = gtk_paper_size_new_from_key_file (key_file, group_name, &err);
if (!paper_size)
{
g_propagate_error (error, err);
goto out;
}
page_setup = gtk_page_setup_new ();
gtk_page_setup_set_paper_size (page_setup, paper_size);
gtk_paper_size_free (paper_size);
gtk_page_setup_set_top_margin (page_setup, top, GTK_UNIT_MM);
gtk_page_setup_set_bottom_margin (page_setup, bottom, GTK_UNIT_MM);
gtk_page_setup_set_left_margin (page_setup, left, GTK_UNIT_MM);
gtk_page_setup_set_right_margin (page_setup, right, GTK_UNIT_MM);
orientation = g_key_file_get_string (key_file, group_name,
"Orientation", NULL);
if (orientation)
{
gtk_page_setup_set_orientation (page_setup,
string_to_enum (GTK_TYPE_PAGE_ORIENTATION,
orientation));
g_free (orientation);
}
out:
g_free (freeme);
return page_setup;
}
/**
* gtk_page_setup_to_file:
* @page_setup: a #GtkPageSetup
* @file_name: the file to save to
* @error: return location for errors, or %NULL
*
* This function saves the print page_setup from @page_setup
* to @file_name.
*
* Return value: %TRUE on success
*
* Since: 2.12
*/
gboolean
gtk_page_setup_to_file (GtkPageSetup *page_setup,
const char *file_name,
GError **error)
{
GKeyFile *key_file;
gboolean retval = FALSE;
char *data = NULL;
gsize len;
g_return_val_if_fail (GTK_IS_PAGE_SETUP (page_setup), FALSE);
g_return_val_if_fail (file_name != NULL, FALSE);
key_file = g_key_file_new ();
gtk_page_setup_to_key_file (page_setup, key_file, NULL);
data = g_key_file_to_data (key_file, &len, error);
if (!data)
goto out;
retval = g_file_set_contents (file_name, data, len, error);
out:
g_key_file_free (key_file);
g_free (data);
return retval;
}
/* something like this should really be in gobject! */
static char *
enum_to_string (GType type,
guint enum_value)
{
GEnumClass *enum_class;
GEnumValue *value;
char *retval = NULL;
enum_class = g_type_class_ref (type);
value = g_enum_get_value (enum_class, enum_value);
if (value)
retval = g_strdup (value->value_nick);
g_type_class_unref (enum_class);
return retval;
}
/**
* gtk_page_setup_to_key_file:
* @page_setup: a #GtkPageSetup
* @key_file: the #GKeyFile to save the page setup to
* @group_name: the group to add the settings to in @key_file,
* or %NULL to use the default name "Page Setup"
*
* This function adds the page setup from @page_setup to @key_file.
*
* Since: 2.12
*/
void
gtk_page_setup_to_key_file (GtkPageSetup *page_setup,
GKeyFile *key_file,
const gchar *group_name)
{
GtkPaperSize *paper_size;
char *orientation;
g_return_if_fail (GTK_IS_PAGE_SETUP (page_setup));
g_return_if_fail (key_file != NULL);
if (!group_name)
group_name = KEYFILE_GROUP_NAME;
paper_size = gtk_page_setup_get_paper_size (page_setup);
g_assert (paper_size != NULL);
gtk_paper_size_to_key_file (paper_size, key_file, group_name);
g_key_file_set_double (key_file, group_name,
"MarginTop", gtk_page_setup_get_top_margin (page_setup, GTK_UNIT_MM));
g_key_file_set_double (key_file, group_name,
"MarginBottom", gtk_page_setup_get_bottom_margin (page_setup, GTK_UNIT_MM));
g_key_file_set_double (key_file, group_name,
"MarginLeft", gtk_page_setup_get_left_margin (page_setup, GTK_UNIT_MM));
g_key_file_set_double (key_file, group_name,
"MarginRight", gtk_page_setup_get_right_margin (page_setup, GTK_UNIT_MM));
orientation = enum_to_string (GTK_TYPE_PAGE_ORIENTATION,
gtk_page_setup_get_orientation (page_setup));
g_key_file_set_string (key_file, group_name,
"Orientation", orientation);
g_free (orientation);
}
#define __GTK_PAGE_SETUP_C__
#include "gtkaliasdef.c"

12
gtk/gtkpagesetup.h
View File

@ -79,6 +79,18 @@ gdouble gtk_page_setup_get_page_width (GtkPageSetup *setup,
gdouble gtk_page_setup_get_page_height (GtkPageSetup *setup,
GtkUnit unit);
/* Saving and restoring page setup */
GtkPageSetup *gtk_page_setup_new_from_file (const gchar *file_name,
GError **error);
gboolean gtk_page_setup_to_file (GtkPageSetup *setup,
const char *file_name,
GError **error);
GtkPageSetup *gtk_page_setup_new_from_key_file (GKeyFile *key_file,
const gchar *group_name,
GError **error);
void gtk_page_setup_to_key_file (GtkPageSetup *setup,
GKeyFile *key_file,
const gchar *group_name);
G_END_DECLS

54
gtk/gtkpagesetupunixdialog.c
View File

@ -204,51 +204,18 @@ load_custom_papers (GtkListStore *store)
groups = g_key_file_get_groups (keyfile, &n_groups);
for (i = 0; i < n_groups; ++i)
{
GError *error = NULL;
gdouble w, h, top, bottom, left, right;
GtkPaperSize *paper_size;
GtkPageSetup *page_setup;
gchar *name;
GtkTreeIter iter;
name = g_key_file_get_value (keyfile, groups[i], "Name", NULL);
if (!name)
page_setup = gtk_page_setup_new_from_key_file (keyfile, groups[i], NULL);
if (!page_setup)
continue;
#define GET_DOUBLE(kf, name, v) \
v = g_key_file_get_double (kf, groups[i], name, &error); \
if (error != NULL) \
{\
g_error_free (error);\
continue;\
}
GET_DOUBLE (keyfile, "Width", w);
GET_DOUBLE (keyfile, "Height", h);
GET_DOUBLE (keyfile, "MarginTop", top);
GET_DOUBLE (keyfile, "MarginBottom", bottom);
GET_DOUBLE (keyfile, "MarginLeft", left);
GET_DOUBLE (keyfile, "MarginRight", right);
#undef GET_DOUBLE
page_setup = gtk_page_setup_new ();
paper_size = gtk_paper_size_new_custom (name, name, w, h, GTK_UNIT_MM);
gtk_page_setup_set_paper_size (page_setup, paper_size);
gtk_paper_size_free (paper_size);
gtk_page_setup_set_top_margin (page_setup, top, GTK_UNIT_MM);
gtk_page_setup_set_bottom_margin (page_setup, bottom, GTK_UNIT_MM);
gtk_page_setup_set_left_margin (page_setup, left, GTK_UNIT_MM);
gtk_page_setup_set_right_margin (page_setup, right, GTK_UNIT_MM);
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter,
0, page_setup,
-1);
g_object_unref (page_setup);
g_free (name);
}
g_strfreev (groups);
@ -271,7 +238,6 @@ save_custom_papers (GtkListStore *store)
{
do
{
GtkPaperSize *paper_size;
GtkPageSetup *page_setup;
gchar group[32];
@ -279,21 +245,7 @@ save_custom_papers (GtkListStore *store)
gtk_tree_model_get (model, &iter, 0, &page_setup, -1);
paper_size = gtk_page_setup_get_paper_size (page_setup);
g_key_file_set_string (keyfile, group, "Name", gtk_paper_size_get_name (paper_size));
g_key_file_set_double (keyfile, group, "Width",
gtk_page_setup_get_paper_width (page_setup, GTK_UNIT_MM));
g_key_file_set_double (keyfile, group, "Height",
gtk_page_setup_get_paper_height (page_setup, GTK_UNIT_MM));
g_key_file_set_double (keyfile, group, "MarginTop",
gtk_page_setup_get_top_margin (page_setup, GTK_UNIT_MM));
g_key_file_set_double (keyfile, group, "MarginBottom",
gtk_page_setup_get_bottom_margin (page_setup, GTK_UNIT_MM));
g_key_file_set_double (keyfile, group, "MarginLeft",
gtk_page_setup_get_left_margin (page_setup, GTK_UNIT_MM));
g_key_file_set_double (keyfile, group, "MarginRight",
gtk_page_setup_get_right_margin (page_setup, GTK_UNIT_MM));
gtk_page_setup_to_key_file (page_setup, keyfile, group);
++i;
} while (gtk_tree_model_iter_next (model, &iter));

130
gtk/gtkpapersize.c
View File

@ -28,6 +28,7 @@
#include "gtkpapersize.h"
#include "gtkprintutils.h"
#include "gtkprintoperation.h" /* for GtkPrintError */
#include "gtkintl.h"
#include "gtkalias.h"
@ -759,6 +760,135 @@ gtk_paper_size_get_default_right_margin (GtkPaperSize *size,
return _gtk_print_convert_from_mm (margin, unit);
}
/**
* gtk_paper_size_new_from_key_file:
* @key_file: the #GKeyFile to retrieve the papersize from
* @group_name: the name ofthe group in the key file to read,
* or %NULL to read the first group
* @error: return location for an error, or %NULL
*
* Reads a paper size from the group @group_name in the key file
* @key_file. Returns a new #GtkPaperSize object with the restored
* paper size, or %NULL if an error occurred.
*
* Since: 2.12
*/
GtkPaperSize *
gtk_paper_size_new_from_key_file (GKeyFile *key_file,
const gchar *group_name,
GError **error)
{
GtkPaperSize *paper_size = NULL;
char *name = NULL, *ppd_name = NULL, *display_name = NULL, *freeme = NULL;
gdouble width, height;
gboolean retval = TRUE;
GError *err = NULL;
g_return_val_if_fail (key_file != NULL, NULL);
if (!group_name)
group_name = freeme = g_key_file_get_start_group (key_file);
if (!group_name || !g_key_file_has_group (key_file, group_name))
{
g_set_error (error,
GTK_PRINT_ERROR,
GTK_PRINT_ERROR_INVALID_FILE,
_("Not a valid page setup file"));
retval = FALSE;
goto out;
}
#define GET_DOUBLE(kf, group, name, v) \
v = g_key_file_get_double (kf, group, name, &err); \
if (err != NULL) \
{\
g_propagate_error (error, err);\
retval = FALSE;\
goto out;\
}
GET_DOUBLE (key_file, group_name, "Width", width);
GET_DOUBLE (key_file, group_name, "Height", height);
#undef GET_DOUBLE
name = g_key_file_get_string (key_file, group_name,
"Name", NULL);
ppd_name = g_key_file_get_string (key_file, group_name,
"PPDName", NULL);
display_name = g_key_file_get_string (key_file, group_name,
"DisplayName", NULL);
/* Fallback for old ~/.gtk-custom-paper entries */
if (!display_name)
display_name = g_strdup (name);
if (ppd_name != NULL)
paper_size = gtk_paper_size_new_from_ppd (ppd_name, display_name,
width, height);
else if (name != NULL)
paper_size = gtk_paper_size_new_custom (name, display_name,
width, height, GTK_UNIT_MM);
else
{
g_set_error (error,
GTK_PRINT_ERROR,
GTK_PRINT_ERROR_INVALID_FILE,
_("Not a valid page setup file"));
retval = FALSE;
goto out;
}
g_assert (paper_size != NULL);
out:
g_free (ppd_name);
g_free (name);
g_free (display_name);
g_free (freeme);
return paper_size;
}
/**
* gtk_paper_size_to_key_file:
* @paper_size: a #GtkPaperSize
* @key_file: the #GKeyFile to save the paper size to
* @group_name: the group to add the settings to in @key_file
*
* This function adds the paper size from @paper_size to @key_file.
*
* Since: 2.12
*/
void
gtk_paper_size_to_key_file (GtkPaperSize *paper_size,
GKeyFile *key_file,
const gchar *group_name)
{
const char *name, *ppd_name, *display_name;
g_return_if_fail (paper_size != NULL);
g_return_if_fail (key_file != NULL);
name = gtk_paper_size_get_name (paper_size);
display_name = gtk_paper_size_get_display_name (paper_size);
ppd_name = gtk_paper_size_get_ppd_name (paper_size);
if (ppd_name != NULL)
g_key_file_set_string (key_file, group_name,
"PPDName", ppd_name);
else
g_key_file_set_string (key_file, group_name,
"Name", name);
if (display_name)
g_key_file_set_string (key_file, group_name,
"DisplayName", display_name);
g_key_file_set_double (key_file, group_name,
"Width", gtk_paper_size_get_width (paper_size, GTK_UNIT_MM));
g_key_file_set_double (key_file, group_name,
"Height", gtk_paper_size_get_height (paper_size, GTK_UNIT_MM));
}
#define __GTK_PAPER_SIZE_C__
#include "gtkaliasdef.c"

7
gtk/gtkpapersize.h
View File

@ -84,6 +84,13 @@ gdouble gtk_paper_size_get_default_right_margin (GtkPaperSize *size,
G_CONST_RETURN gchar *gtk_paper_size_get_default (void);
GtkPaperSize *gtk_paper_size_new_from_key_file (GKeyFile *key_file,
const gchar *group_name,
GError **error);
void gtk_paper_size_to_key_file (GtkPaperSize *size,
GKeyFile *key_file,
const gchar *group_name);
G_END_DECLS
#endif /* __GTK_PAPER_SIZE_H__ */

3
gtk/gtkprintoperation.h
View File

@ -125,7 +125,8 @@ typedef enum
{
GTK_PRINT_ERROR_GENERAL,
GTK_PRINT_ERROR_INTERNAL_ERROR,
GTK_PRINT_ERROR_NOMEM
GTK_PRINT_ERROR_NOMEM,
GTK_PRINT_ERROR_INVALID_FILE
} GtkPrintError;
GQuark gtk_print_error_quark (void);

186
gtk/gtkprintsettings.c
View File

@ -45,6 +45,8 @@ struct _GtkPrintSettingsClass
GObjectClass parent_class;
};
#define KEYFILE_GROUP_NAME "Print Settings"
G_DEFINE_TYPE (GtkPrintSettings, gtk_print_settings, G_TYPE_OBJECT)
static void
@ -1499,7 +1501,191 @@ gtk_print_settings_set_output_bin (GtkPrintSettings *settings,
{
gtk_print_settings_set (settings, GTK_PRINT_SETTINGS_OUTPUT_BIN, output_bin);
}
/**
* gtk_print_settings_new_from_file:
* @file_name: the filename to read the settings from
* @error: return location for errors, or %NULL
*
* Reads the print settings from @filename. Returns a new #GtkPrintSettings
* object with the restored settings, or %NULL if an error occurred.
* See gtk_print_settings_to_file().
*
* Return value: the restored #GtkPrintSettings
*
* Since: 2.12
*/
GtkPrintSettings *
gtk_print_settings_new_from_file (const gchar *file_name,
GError **error)
{
GtkPrintSettings *settings;
GKeyFile *key_file;
g_return_val_if_fail (file_name != NULL, NULL);
key_file = g_key_file_new ();
if (!g_key_file_load_from_file (key_file, file_name, 0, error))
{
g_key_file_free (key_file);
return NULL;
}
settings = gtk_print_settings_new_from_key_file (key_file, NULL, error);
g_key_file_free (key_file);
return settings;
}
/**
* gtk_print_settings_new_from_key_file:
* @key_file: the #GKeyFile to retrieve the settings from
* @error: return location for errors, or %NULL
*
* Reads the print settings from @key_file. Returns a new #GtkPrintSettings
* object with the restored settings, or %NULL if an error occurred.
*
* Return value: the restored #GtkPrintSettings
*
* Since: 2.12
*/
GtkPrintSettings *
gtk_print_settings_new_from_key_file (GKeyFile *key_file,
const gchar *group_name,
GError **error)
{
GtkPrintSettings *settings;
gchar **keys;
gsize n_keys, i;
GError *err = NULL;
g_return_val_if_fail (key_file != NULL, NULL);
if (!group_name)
group_name = KEYFILE_GROUP_NAME;
keys = g_key_file_get_keys (key_file,
group_name,
&n_keys,
&err);
if (err != NULL)
{
g_propagate_error (error, err);
return NULL;
}
settings = gtk_print_settings_new ();
for (i = 0 ; i < n_keys; ++i)
{
gchar *value;
value = g_key_file_get_string (key_file,
KEYFILE_GROUP_NAME,
keys[i],
NULL);
if (!value)
continue;
gtk_print_settings_set (settings, keys[i], value);
g_free (value);
}
g_strfreev (keys);
return settings;
}
/**
* gtk_print_settings_to_file:
* @settings: a #GtkPrintSettings
* @file_name: the file to save to
* @error: return location for errors, or %NULL
*
* This function saves the print settings from @settings to @file_name.
*
* Return value: %TRUE on success
*
* Since: 2.12
*/
gboolean
gtk_print_settings_to_file (GtkPrintSettings *settings,
const gchar *file_name,
GError **error)
{
GKeyFile *key_file;
gboolean retval = FALSE;
char *data = NULL;
gsize len;
GError *err = NULL;
g_return_val_if_fail (GTK_IS_PRINT_SETTINGS (settings), FALSE);
g_return_val_if_fail (file_name != NULL, FALSE);
key_file = g_key_file_new ();
gtk_print_settings_to_key_file (settings, key_file, NULL);
data = g_key_file_to_data (key_file, &len, &err);
if (!data)
goto out;
retval = g_file_set_contents (file_name, data, len, &err);
out:
if (err != NULL)
g_propagate_error (error, err);
g_key_file_free (key_file);
g_free (data);
return retval;
}
typedef struct {
GKeyFile *key_file;
const gchar *group_name;
} SettingsData;
static void
add_value_to_key_file (const gchar *key,
const gchar *value,
SettingsData *data)
{
g_key_file_set_string (data->key_file, data->group_name, key, value);
}
/**
* gtk_print_settings_to_key_file:
* @settings: a #GtkPrintSettings
* @key_file: the #GKeyFile to save the print settings to
* @group_name: the group to add the settings to in @key_file, or
* %NULL to use the default "Print Settings"
*
* This function adds the print settings from @settings to @key_file.
*
* Since: 2.12
*/
void
gtk_print_settings_to_key_file (GtkPrintSettings *settings,
GKeyFile *key_file,
const gchar *group_name)
{
SettingsData data;
g_return_if_fail (GTK_IS_PRINT_SETTINGS (settings));
g_return_if_fail (key_file != NULL);
if (!group_name)
group_name = KEYFILE_GROUP_NAME;
data.key_file = key_file;
data.group_name = group_name;
gtk_print_settings_foreach (settings,
(GtkPrintSettingsFunc) add_value_to_key_file,
&data);
}
#define __GTK_PRINT_SETTINGS_C__
#include "gtkaliasdef.c"

12
gtk/gtkprintsettings.h
View File

@ -46,6 +46,18 @@ GType gtk_print_settings_get_type (void) G_GNUC_CONST;
GtkPrintSettings *gtk_print_settings_new (void);
GtkPrintSettings *gtk_print_settings_copy (GtkPrintSettings *other);
GtkPrintSettings *gtk_print_settings_new_from_file (const gchar *file_name,
GError **error);
gboolean gtk_print_settings_to_file (GtkPrintSettings *settings,
const gchar *file_name,
GError **error);
GtkPrintSettings *gtk_print_settings_new_from_key_file (GKeyFile *key_file,
const gchar *group_name,
GError **error);
void gtk_print_settings_to_key_file (GtkPrintSettings *settings,
GKeyFile *key_file,
const gchar *group_name);
gboolean gtk_print_settings_has_key (GtkPrintSettings *settings,
const gchar *key);
G_CONST_RETURN gchar *gtk_print_settings_get (GtkPrintSettings *settings,

36
tests/print-editor.c
View File

@ -372,9 +372,6 @@ do_page_setup (GtkAction *action)
{
GtkPageSetup *new_page_setup;
if (settings == NULL)
settings = gtk_print_settings_new ();
new_page_setup = gtk_print_run_page_setup_dialog (GTK_WINDOW (main_window),
page_setup, settings);
@ -830,9 +827,14 @@ create_window (void)
GtkWidget *sw;
GtkActionGroup *actions;
GError *error;
GtkWindowGroup *group;
main_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
group = gtk_window_group_new ();
gtk_window_group_add_window (group, GTK_WINDOW (main_window));
g_object_unref (group);
gtk_window_set_default_size (GTK_WINDOW (main_window),
400, 600);
@ -929,14 +931,42 @@ create_window (void)
int
main (int argc, char **argv)
{
GError *error = NULL;
g_set_application_name ("Print editor");
gtk_init (&argc, &argv);
settings = gtk_print_settings_new_from_file ("print-settings.ini", &error);
if (error) {
g_print ("Failed to load print settings: %s\n", error->message);
g_clear_error (&error);
settings = gtk_print_settings_new ();
}
g_assert (settings != NULL);
page_setup = gtk_page_setup_new_from_file ("page-setup.ini", &error);
if (error) {
g_print ("Failed to load page setup: %s\n", error->message);
g_clear_error (&error);
}
create_window ();
if (argc == 2)
load_file (argv[1]);
gtk_main ();
if (!gtk_print_settings_to_file (settings, "print-settings.ini", &error)) {
g_print ("Failed to save print settings: %s\n", error->message);
g_clear_error (&error);
}
if (page_setup &&
!gtk_page_setup_to_file (page_setup, "page-setup.ini", &error)) {
g_print ("Failed to save page setup: %s\n", error->message);
g_clear_error (&error);
}
return 0;
}