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gtk2/gtk/gtkcustompaperunixdialog.c
William Jon McCann bbb7b2987e Migrate to XDG config dir for custom papers 
Will read from old location if new location isn't found but will
only write to the new location.

https://bugzilla.gnome.org/show_bug.cgi?id=646631
2012-04-30 06:42:31 -04:00

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/* GtkCustomPaperUnixDialog
* Copyright (C) 2006 Alexander Larsson <alexl@redhat.com>
* Copyright © 2006, 2007, 2008 Christian Persch
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <locale.h>
#ifdef HAVE__NL_MEASUREMENT_MEASUREMENT
#include <langinfo.h>
#endif
#include "gtkintl.h"
#include "gtkprivate.h"
#include "gtkliststore.h"
#include "gtktreeviewcolumn.h"
#include "gtklabel.h"
#include "gtkspinbutton.h"
#include "gtkcustompaperunixdialog.h"
#include "gtkprintbackend.h"
#include "gtkprintutils.h"
#define LEGACY_CUSTOM_PAPER_FILENAME ".gtk-custom-papers"
#define CUSTOM_PAPER_FILENAME "custom-papers"
typedef struct
{
GtkUnit display_unit;
GtkWidget *spin_button;
} UnitWidget;
struct _GtkCustomPaperUnixDialogPrivate
{
GtkWidget *treeview;
GtkWidget *values_box;
GtkWidget *printer_combo;
GtkWidget *width_widget;
GtkWidget *height_widget;
GtkWidget *top_widget;
GtkWidget *bottom_widget;
GtkWidget *left_widget;
GtkWidget *right_widget;
GtkTreeViewColumn *text_column;
gulong printer_inserted_tag;
gulong printer_removed_tag;
guint request_details_tag;
GtkPrinter *request_details_printer;
guint non_user_change : 1;
GtkListStore *custom_paper_list;
GtkListStore *printer_list;
GList *print_backends;
gchar *waiting_for_printer;
};
enum {
PRINTER_LIST_COL_NAME,
PRINTER_LIST_COL_PRINTER,
PRINTER_LIST_N_COLS
};
G_DEFINE_TYPE (GtkCustomPaperUnixDialog, gtk_custom_paper_unix_dialog, GTK_TYPE_DIALOG)
static void gtk_custom_paper_unix_dialog_finalize (GObject *object);
static void populate_dialog (GtkCustomPaperUnixDialog *dialog);
static void printer_added_cb (GtkPrintBackend *backend,
GtkPrinter *printer,
GtkCustomPaperUnixDialog *dialog);
static void printer_removed_cb (GtkPrintBackend *backend,
GtkPrinter *printer,
GtkCustomPaperUnixDialog *dialog);
static void printer_status_cb (GtkPrintBackend *backend,
GtkPrinter *printer,
GtkCustomPaperUnixDialog *dialog);
GtkUnit
_gtk_print_get_default_user_units (void)
{
/* Translate to the default units to use for presenting
* lengths to the user. Translate to default:inch if you
* want inches, otherwise translate to default:mm.
* Do *not* translate it to "predefinito:mm", if it
* it isn't default:mm or default:inch it will not work
*/
gchar *e = _("default:mm");
#ifdef HAVE__NL_MEASUREMENT_MEASUREMENT
gchar *imperial = NULL;
imperial = nl_langinfo (_NL_MEASUREMENT_MEASUREMENT);
if (imperial && imperial[0] == 2 )
return GTK_UNIT_INCH; /* imperial */
if (imperial && imperial[0] == 1 )
return GTK_UNIT_MM; /* metric */
#endif
if (strcmp (e, "default:inch")==0)
return GTK_UNIT_INCH;
else if (strcmp (e, "default:mm"))
g_warning ("Whoever translated default:mm did so wrongly.\n");
return GTK_UNIT_MM;
}
static char *
custom_paper_get_legacy_filename (void)
{
gchar *filename;
filename = g_build_filename (g_get_home_dir (),
LEGACY_CUSTOM_PAPER_FILENAME, NULL);
g_assert (filename != NULL);
return filename;
}
static char *
custom_paper_get_filename (void)
{
gchar *filename;
filename = g_build_filename (g_get_user_config_dir (),
"gtk-3.0",
CUSTOM_PAPER_FILENAME, NULL);
g_assert (filename != NULL);
return filename;
}
GList *
_gtk_load_custom_papers (void)
{
GKeyFile *keyfile;
gchar *filename;
gchar **groups;
gsize n_groups, i;
gboolean load_ok;
GList *result = NULL;
filename = custom_paper_get_filename ();
keyfile = g_key_file_new ();
load_ok = g_key_file_load_from_file (keyfile, filename, 0, NULL);
g_free (filename);
if (!load_ok)
{
/* try legacy file */
filename = custom_paper_get_legacy_filename ();
load_ok = g_key_file_load_from_file (keyfile, filename, 0, NULL);
g_free (filename);
}
if (!load_ok)
{
g_key_file_free (keyfile);
return NULL;
}
groups = g_key_file_get_groups (keyfile, &n_groups);
for (i = 0; i < n_groups; ++i)
{
GtkPageSetup *page_setup;
page_setup = gtk_page_setup_new_from_key_file (keyfile, groups[i], NULL);
if (!page_setup)
continue;
result = g_list_prepend (result, page_setup);
}
g_strfreev (groups);
g_key_file_free (keyfile);
return g_list_reverse (result);
}
void
_gtk_print_load_custom_papers (GtkListStore *store)
{
GtkTreeIter iter;
GList *papers, *p;
GtkPageSetup *page_setup;
gtk_list_store_clear (store);
papers = _gtk_load_custom_papers ();
for (p = papers; p; p = p->next)
{
page_setup = p->data;
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter,
0, page_setup,
-1);
g_object_unref (page_setup);
}
g_list_free (papers);
}
void
_gtk_print_save_custom_papers (GtkListStore *store)
{
GtkTreeModel *model = GTK_TREE_MODEL (store);
GtkTreeIter iter;
GKeyFile *keyfile;
gchar *filename, *data, *parentdir;
gsize len;
gint i = 0;
keyfile = g_key_file_new ();
if (gtk_tree_model_get_iter_first (model, &iter))
{
do
{
GtkPageSetup *page_setup;
gchar group[32];
g_snprintf (group, sizeof (group), "Paper%u", i);
gtk_tree_model_get (model, &iter, 0, &page_setup, -1);
gtk_page_setup_to_key_file (page_setup, keyfile, group);
++i;
} while (gtk_tree_model_iter_next (model, &iter));
}
filename = custom_paper_get_filename ();
parentdir = g_build_filename (g_get_user_config_dir (),
"gtk-3.0",
NULL);
if (g_mkdir_with_parents (parentdir, 0700) == 0)
{
data = g_key_file_to_data (keyfile, &len, NULL);
g_file_set_contents (filename, data, len, NULL);
g_free (data);
}
g_free (parentdir);
g_free (filename);
}
static void
gtk_custom_paper_unix_dialog_class_init (GtkCustomPaperUnixDialogClass *class)
{
GObjectClass *object_class;
object_class = (GObjectClass *) class;
object_class->finalize = gtk_custom_paper_unix_dialog_finalize;
g_type_class_add_private (class, sizeof (GtkCustomPaperUnixDialogPrivate));
}
static void
custom_paper_dialog_response_cb (GtkDialog *dialog,
gint response,
gpointer user_data)
{
GtkCustomPaperUnixDialogPrivate *priv = GTK_CUSTOM_PAPER_UNIX_DIALOG (dialog)->priv;
_gtk_print_save_custom_papers (priv->custom_paper_list);
}
static void
gtk_custom_paper_unix_dialog_init (GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv;
GtkTreeIter iter;
dialog->priv = G_TYPE_INSTANCE_GET_PRIVATE (dialog,
GTK_TYPE_CUSTOM_PAPER_UNIX_DIALOG,
GtkCustomPaperUnixDialogPrivate);
priv = dialog->priv;
priv->print_backends = NULL;
priv->request_details_printer = NULL;
priv->request_details_tag = 0;
priv->printer_list = gtk_list_store_new (PRINTER_LIST_N_COLS,
G_TYPE_STRING,
G_TYPE_OBJECT);
gtk_list_store_append (priv->printer_list, &iter);
priv->custom_paper_list = gtk_list_store_new (1, G_TYPE_OBJECT);
_gtk_print_load_custom_papers (priv->custom_paper_list);
populate_dialog (dialog);
gtk_dialog_add_buttons (GTK_DIALOG (dialog),
GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,
NULL);
gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_CLOSE);
g_signal_connect (dialog, "response", G_CALLBACK (custom_paper_dialog_response_cb), NULL);
}
static void
gtk_custom_paper_unix_dialog_finalize (GObject *object)
{
GtkCustomPaperUnixDialog *dialog = GTK_CUSTOM_PAPER_UNIX_DIALOG (object);
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkPrintBackend *backend;
GList *node;
if (priv->printer_list)
{
g_signal_handler_disconnect (priv->printer_list, priv->printer_inserted_tag);
g_signal_handler_disconnect (priv->printer_list, priv->printer_removed_tag);
g_object_unref (priv->printer_list);
priv->printer_list = NULL;
}
if (priv->request_details_tag)
{
g_signal_handler_disconnect (priv->request_details_printer,
priv->request_details_tag);
g_object_unref (priv->request_details_printer);
priv->request_details_printer = NULL;
priv->request_details_tag = 0;
}
if (priv->custom_paper_list)
{
g_object_unref (priv->custom_paper_list);
priv->custom_paper_list = NULL;
}
g_free (priv->waiting_for_printer);
priv->waiting_for_printer = NULL;
for (node = priv->print_backends; node != NULL; node = node->next)
{
backend = GTK_PRINT_BACKEND (node->data);
g_signal_handlers_disconnect_by_func (backend, printer_added_cb, dialog);
g_signal_handlers_disconnect_by_func (backend, printer_removed_cb, dialog);
g_signal_handlers_disconnect_by_func (backend, printer_status_cb, dialog);
gtk_print_backend_destroy (backend);
g_object_unref (backend);
}
g_list_free (priv->print_backends);
priv->print_backends = NULL;
G_OBJECT_CLASS (gtk_custom_paper_unix_dialog_parent_class)->finalize (object);
}
/**
* gtk_custom_paper_unix_dialog_new:
* @title: (allow-none): the title of the dialog, or %NULL
* @parent: (allow-none): transient parent of the dialog, or %NULL
*
* Creates a new custom paper dialog.
*
* Returns: the new #GtkCustomPaperUnixDialog
*
* Since: 2.18
*/
GtkWidget *
_gtk_custom_paper_unix_dialog_new (GtkWindow *parent,
const gchar *title)
{
GtkWidget *result;
if (title == NULL)
title = _("Manage Custom Sizes");
result = g_object_new (GTK_TYPE_CUSTOM_PAPER_UNIX_DIALOG,
"title", title,
"transient-for", parent,
"modal", parent != NULL,
"destroy-with-parent", TRUE,
"resizable", FALSE,
NULL);
return result;
}
static void
printer_added_cb (GtkPrintBackend *backend,
GtkPrinter *printer,
GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkTreeIter iter;
gchar *str;
if (gtk_printer_is_virtual (printer))
return;
str = g_strdup_printf ("<b>%s</b>",
gtk_printer_get_name (printer));
gtk_list_store_append (priv->printer_list, &iter);
gtk_list_store_set (priv->printer_list, &iter,
PRINTER_LIST_COL_NAME, str,
PRINTER_LIST_COL_PRINTER, printer,
-1);
g_object_set_data_full (G_OBJECT (printer),
"gtk-print-tree-iter",
gtk_tree_iter_copy (&iter),
(GDestroyNotify) gtk_tree_iter_free);
g_free (str);
if (priv->waiting_for_printer != NULL &&
strcmp (priv->waiting_for_printer,
gtk_printer_get_name (printer)) == 0)
{
gtk_combo_box_set_active_iter (GTK_COMBO_BOX (priv->printer_combo),
&iter);
priv->waiting_for_printer = NULL;
}
}
static void
printer_removed_cb (GtkPrintBackend *backend,
GtkPrinter *printer,
GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkTreeIter *iter;
iter = g_object_get_data (G_OBJECT (printer), "gtk-print-tree-iter");
gtk_list_store_remove (GTK_LIST_STORE (priv->printer_list), iter);
}
static void
printer_status_cb (GtkPrintBackend *backend,
GtkPrinter *printer,
GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkTreeIter *iter;
gchar *str;
iter = g_object_get_data (G_OBJECT (printer), "gtk-print-tree-iter");
str = g_strdup_printf ("<b>%s</b>",
gtk_printer_get_name (printer));
gtk_list_store_set (priv->printer_list, iter,
PRINTER_LIST_COL_NAME, str,
-1);
g_free (str);
}
static void
printer_list_initialize (GtkCustomPaperUnixDialog *dialog,
GtkPrintBackend *print_backend)
{
GList *list, *node;
g_return_if_fail (print_backend != NULL);
g_signal_connect_object (print_backend,
"printer-added",
(GCallback) printer_added_cb,
G_OBJECT (dialog), 0);
g_signal_connect_object (print_backend,
"printer-removed",
(GCallback) printer_removed_cb,
G_OBJECT (dialog), 0);
g_signal_connect_object (print_backend,
"printer-status-changed",
(GCallback) printer_status_cb,
G_OBJECT (dialog), 0);
list = gtk_print_backend_get_printer_list (print_backend);
node = list;
while (node != NULL)
{
printer_added_cb (print_backend, node->data, dialog);
node = node->next;
}
g_list_free (list);
}
static void
load_print_backends (GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GList *node;
if (g_module_supported ())
priv->print_backends = gtk_print_backend_load_modules ();
for (node = priv->print_backends; node != NULL; node = node->next)
printer_list_initialize (dialog, GTK_PRINT_BACKEND (node->data));
}
static void unit_widget_changed (GtkCustomPaperUnixDialog *dialog);
static GtkWidget *
new_unit_widget (GtkCustomPaperUnixDialog *dialog,
GtkUnit unit,
GtkWidget *mnemonic_label)
{
GtkWidget *hbox, *button, *label;
UnitWidget *data;
data = g_new0 (UnitWidget, 1);
data->display_unit = unit;
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
button = gtk_spin_button_new_with_range (0.0, 9999.0, 1);
if (unit == GTK_UNIT_INCH)
gtk_spin_button_set_digits (GTK_SPIN_BUTTON (button), 2);
else
gtk_spin_button_set_digits (GTK_SPIN_BUTTON (button), 1);
gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
gtk_widget_show (button);
data->spin_button = button;
g_signal_connect_swapped (button, "value-changed",
G_CALLBACK (unit_widget_changed), dialog);
if (unit == GTK_UNIT_INCH)
label = gtk_label_new (_("inch"));
else
label = gtk_label_new (_("mm"));
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
gtk_label_set_mnemonic_widget (GTK_LABEL (mnemonic_label), button);
g_object_set_data_full (G_OBJECT (hbox), "unit-data", data, g_free);
return hbox;
}
static double
unit_widget_get (GtkWidget *unit_widget)
{
UnitWidget *data = g_object_get_data (G_OBJECT (unit_widget), "unit-data");
return _gtk_print_convert_to_mm (gtk_spin_button_get_value (GTK_SPIN_BUTTON (data->spin_button)),
data->display_unit);
}
static void
unit_widget_set (GtkWidget *unit_widget,
gdouble value)
{
UnitWidget *data;
data = g_object_get_data (G_OBJECT (unit_widget), "unit-data");
gtk_spin_button_set_value (GTK_SPIN_BUTTON (data->spin_button),
_gtk_print_convert_from_mm (value, data->display_unit));
}
static void
custom_paper_printer_data_func (GtkCellLayout *cell_layout,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
GtkPrinter *printer;
gtk_tree_model_get (tree_model, iter,
PRINTER_LIST_COL_PRINTER, &printer, -1);
if (printer)
g_object_set (cell, "text", gtk_printer_get_name (printer), NULL);
else
g_object_set (cell, "text", _("Margins from Printer..."), NULL);
if (printer)
g_object_unref (printer);
}
static void
update_combo_sensitivity_from_printers (GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkTreeIter iter;
gboolean sensitive;
GtkTreeSelection *selection;
GtkTreeModel *model;
sensitive = FALSE;
model = GTK_TREE_MODEL (priv->printer_list);
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->treeview));
if (gtk_tree_model_get_iter_first (model, &iter) &&
gtk_tree_model_iter_next (model, &iter) &&
gtk_tree_selection_get_selected (selection, NULL, &iter))
sensitive = TRUE;
gtk_widget_set_sensitive (priv->printer_combo, sensitive);
}
static void
update_custom_widgets_from_list (GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkTreeSelection *selection;
GtkTreeModel *model;
GtkTreeIter iter;
GtkPageSetup *page_setup;
model = gtk_tree_view_get_model (GTK_TREE_VIEW (priv->treeview));
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->treeview));
priv->non_user_change = TRUE;
if (gtk_tree_selection_get_selected (selection, NULL, &iter))
{
gtk_tree_model_get (model, &iter, 0, &page_setup, -1);
unit_widget_set (priv->width_widget,
gtk_page_setup_get_paper_width (page_setup, GTK_UNIT_MM));
unit_widget_set (priv->height_widget,
gtk_page_setup_get_paper_height (page_setup, GTK_UNIT_MM));
unit_widget_set (priv->top_widget,
gtk_page_setup_get_top_margin (page_setup, GTK_UNIT_MM));
unit_widget_set (priv->bottom_widget,
gtk_page_setup_get_bottom_margin (page_setup, GTK_UNIT_MM));
unit_widget_set (priv->left_widget,
gtk_page_setup_get_left_margin (page_setup, GTK_UNIT_MM));
unit_widget_set (priv->right_widget,
gtk_page_setup_get_right_margin (page_setup, GTK_UNIT_MM));
gtk_widget_set_sensitive (priv->values_box, TRUE);
}
else
{
gtk_widget_set_sensitive (priv->values_box, FALSE);
}
if (priv->printer_list)
update_combo_sensitivity_from_printers (dialog);
priv->non_user_change = FALSE;
}
static void
selected_custom_paper_changed (GtkTreeSelection *selection,
GtkCustomPaperUnixDialog *dialog)
{
update_custom_widgets_from_list (dialog);
}
static void
unit_widget_changed (GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
gdouble w, h, top, bottom, left, right;
GtkTreeSelection *selection;
GtkTreeIter iter;
GtkPageSetup *page_setup;
GtkPaperSize *paper_size;
if (priv->non_user_change)
return;
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->treeview));
if (gtk_tree_selection_get_selected (selection, NULL, &iter))
{
gtk_tree_model_get (GTK_TREE_MODEL (priv->custom_paper_list), &iter, 0, &page_setup, -1);
w = unit_widget_get (priv->width_widget);
h = unit_widget_get (priv->height_widget);
paper_size = gtk_page_setup_get_paper_size (page_setup);
gtk_paper_size_set_size (paper_size, w, h, GTK_UNIT_MM);
top = unit_widget_get (priv->top_widget);
bottom = unit_widget_get (priv->bottom_widget);
left = unit_widget_get (priv->left_widget);
right = unit_widget_get (priv->right_widget);
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);
g_object_unref (page_setup);
}
}
static gboolean
custom_paper_name_used (GtkCustomPaperUnixDialog *dialog,
const gchar *name)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkTreeModel *model;
GtkTreeIter iter;
GtkPageSetup *page_setup;
GtkPaperSize *paper_size;
model = gtk_tree_view_get_model (GTK_TREE_VIEW (priv->treeview));
if (gtk_tree_model_get_iter_first (model, &iter))
{
do
{
gtk_tree_model_get (model, &iter, 0, &page_setup, -1);
paper_size = gtk_page_setup_get_paper_size (page_setup);
if (strcmp (name,
gtk_paper_size_get_name (paper_size)) == 0)
{
g_object_unref (page_setup);
return TRUE;
}
g_object_unref (page_setup);
} while (gtk_tree_model_iter_next (model, &iter));
}
return FALSE;
}
static void
add_custom_paper (GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkListStore *store;
GtkPageSetup *page_setup;
GtkPaperSize *paper_size;
GtkTreeSelection *selection;
GtkTreePath *path;
GtkTreeIter iter;
gchar *name;
gint i;
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->treeview));
store = priv->custom_paper_list;
i = 1;
name = NULL;
do
{
g_free (name);
name = g_strdup_printf (_("Custom Size %d"), i);
i++;
} while (custom_paper_name_used (dialog, name));
page_setup = gtk_page_setup_new ();
paper_size = gtk_paper_size_new_custom (name, name,
gtk_page_setup_get_paper_width (page_setup, GTK_UNIT_MM),
gtk_page_setup_get_paper_height (page_setup, GTK_UNIT_MM),
GTK_UNIT_MM);
gtk_page_setup_set_paper_size (page_setup, paper_size);
gtk_paper_size_free (paper_size);
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0, page_setup, -1);
g_object_unref (page_setup);
gtk_tree_selection_select_iter (selection, &iter);
path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), &iter);
gtk_widget_grab_focus (priv->treeview);
gtk_tree_view_set_cursor (GTK_TREE_VIEW (priv->treeview), path,
priv->text_column, TRUE);
gtk_tree_path_free (path);
g_free (name);
}
static void
remove_custom_paper (GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkTreeSelection *selection;
GtkTreeIter iter;
GtkListStore *store;
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->treeview));
store = priv->custom_paper_list;
if (gtk_tree_selection_get_selected (selection, NULL, &iter))
{
GtkTreePath *path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), &iter);
gtk_list_store_remove (store, &iter);
if (gtk_tree_model_get_iter (GTK_TREE_MODEL (store), &iter, path))
gtk_tree_selection_select_iter (selection, &iter);
else if (gtk_tree_path_prev (path) && gtk_tree_model_get_iter (GTK_TREE_MODEL (store), &iter, path))
gtk_tree_selection_select_iter (selection, &iter);
gtk_tree_path_free (path);
}
}
static void
set_margins_from_printer (GtkCustomPaperUnixDialog *dialog,
GtkPrinter *printer)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
gdouble top, bottom, left, right;
top = bottom = left = right = 0;
if (!gtk_printer_get_hard_margins (printer, &top, &bottom, &left, &right))
return;
priv->non_user_change = TRUE;
unit_widget_set (priv->top_widget, _gtk_print_convert_to_mm (top, GTK_UNIT_POINTS));
unit_widget_set (priv->bottom_widget, _gtk_print_convert_to_mm (bottom, GTK_UNIT_POINTS));
unit_widget_set (priv->left_widget, _gtk_print_convert_to_mm (left, GTK_UNIT_POINTS));
unit_widget_set (priv->right_widget, _gtk_print_convert_to_mm (right, GTK_UNIT_POINTS));
priv->non_user_change = FALSE;
/* Only send one change */
unit_widget_changed (dialog);
}
static void
get_margins_finished_callback (GtkPrinter *printer,
gboolean success,
GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
g_signal_handler_disconnect (priv->request_details_printer,
priv->request_details_tag);
g_object_unref (priv->request_details_printer);
priv->request_details_tag = 0;
priv->request_details_printer = NULL;
if (success)
set_margins_from_printer (dialog, printer);
gtk_combo_box_set_active (GTK_COMBO_BOX (priv->printer_combo), 0);
}
static void
margins_from_printer_changed (GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkTreeIter iter;
GtkComboBox *combo;
GtkPrinter *printer;
combo = GTK_COMBO_BOX (priv->printer_combo);
if (priv->request_details_tag)
{
g_signal_handler_disconnect (priv->request_details_printer,
priv->request_details_tag);
g_object_unref (priv->request_details_printer);
priv->request_details_printer = NULL;
priv->request_details_tag = 0;
}
if (gtk_combo_box_get_active_iter (combo, &iter))
{
gtk_tree_model_get (gtk_combo_box_get_model (combo), &iter,
PRINTER_LIST_COL_PRINTER, &printer, -1);
if (printer)
{
if (gtk_printer_has_details (printer))
{
set_margins_from_printer (dialog, printer);
gtk_combo_box_set_active (combo, 0);
}
else
{
priv->request_details_printer = g_object_ref (printer);
priv->request_details_tag =
g_signal_connect (printer, "details-acquired",
G_CALLBACK (get_margins_finished_callback), dialog);
gtk_printer_request_details (printer);
}
g_object_unref (printer);
}
}
}
static void
custom_size_name_edited (GtkCellRenderer *cell,
gchar *path_string,
gchar *new_text,
GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkTreePath *path;
GtkTreeIter iter;
GtkListStore *store;
GtkPageSetup *page_setup;
GtkPaperSize *paper_size;
store = priv->custom_paper_list;
path = gtk_tree_path_new_from_string (path_string);
gtk_tree_model_get_iter (GTK_TREE_MODEL (store), &iter, path);
gtk_tree_model_get (GTK_TREE_MODEL (store), &iter, 0, &page_setup, -1);
gtk_tree_path_free (path);
paper_size = gtk_paper_size_new_custom (new_text, new_text,
gtk_page_setup_get_paper_width (page_setup, GTK_UNIT_MM),
gtk_page_setup_get_paper_height (page_setup, GTK_UNIT_MM),
GTK_UNIT_MM);
gtk_page_setup_set_paper_size (page_setup, paper_size);
gtk_paper_size_free (paper_size);
g_object_unref (page_setup);
}
static void
custom_name_func (GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
GtkPageSetup *page_setup;
GtkPaperSize *paper_size;
gtk_tree_model_get (tree_model, iter, 0, &page_setup, -1);
if (page_setup)
{
paper_size = gtk_page_setup_get_paper_size (page_setup);
g_object_set (cell, "text", gtk_paper_size_get_display_name (paper_size), NULL);
g_object_unref (page_setup);
}
}
static GtkWidget *
wrap_in_frame (const gchar *label,
GtkWidget *child)
{
GtkWidget *frame, *label_widget;
gchar *bold_text;
label_widget = gtk_label_new (NULL);
gtk_widget_set_halign (label_widget, GTK_ALIGN_START);
gtk_widget_set_valign (label_widget, GTK_ALIGN_CENTER);
gtk_widget_show (label_widget);
bold_text = g_markup_printf_escaped ("<b>%s</b>", label);
gtk_label_set_markup (GTK_LABEL (label_widget), bold_text);
g_free (bold_text);
frame = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
gtk_box_pack_start (GTK_BOX (frame), label_widget, FALSE, FALSE, 0);
gtk_widget_set_margin_left (child, 12);
gtk_widget_set_halign (child, GTK_ALIGN_FILL);
gtk_widget_set_valign (child, GTK_ALIGN_FILL);
gtk_box_pack_start (GTK_BOX (frame), child, FALSE, FALSE, 0);
gtk_widget_show (frame);
return frame;
}
static GtkWidget *
toolbutton_new (GtkCustomPaperUnixDialog *dialog,
GIcon *icon,
gboolean sensitive,
gboolean show,
GCallback callback)
{
GtkToolItem *item;
GtkWidget *image;
item = gtk_tool_button_new (NULL, NULL);
image = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_SMALL_TOOLBAR);
gtk_widget_show (image);
gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (item), image);
gtk_widget_set_sensitive (GTK_WIDGET (item), sensitive);
g_signal_connect_swapped (item, "clicked", callback, dialog);
if (show)
gtk_widget_show (GTK_WIDGET (item));
return GTK_WIDGET (item);
}
static void
populate_dialog (GtkCustomPaperUnixDialog *dialog)
{
GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
GtkDialog *cpu_dialog = GTK_DIALOG (dialog);
GtkWidget *action_area, *content_area;
GtkWidget *grid, *label, *widget, *frame, *combo;
GtkWidget *hbox, *vbox, *treeview, *scrolled, *toolbar, *button;
GtkCellRenderer *cell;
GtkTreeViewColumn *column;
GtkTreeIter iter;
GtkTreeSelection *selection;
GtkUnit user_units;
GIcon *icon;
GtkStyleContext *context;
content_area = gtk_dialog_get_content_area (cpu_dialog);
action_area = gtk_dialog_get_action_area (cpu_dialog);
gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
gtk_box_set_spacing (GTK_BOX (content_area), 2); /* 2 * 5 + 2 = 12 */
gtk_container_set_border_width (GTK_CONTAINER (action_area), 5);
gtk_box_set_spacing (GTK_BOX (action_area), 6);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 18);
gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);
gtk_box_pack_start (GTK_BOX (content_area), hbox, TRUE, TRUE, 0);
gtk_widget_show (hbox);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
gtk_widget_show (vbox);
scrolled = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled),
GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled),
GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (vbox), scrolled, TRUE, TRUE, 0);
gtk_widget_show (scrolled);
context = gtk_widget_get_style_context (scrolled);
gtk_style_context_set_junction_sides (context, GTK_JUNCTION_BOTTOM);
treeview = gtk_tree_view_new_with_model (GTK_TREE_MODEL (priv->custom_paper_list));
priv->treeview = treeview;
gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (treeview), FALSE);
gtk_widget_set_size_request (treeview, 140, -1);
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview));
gtk_tree_selection_set_mode (selection, GTK_SELECTION_BROWSE);
g_signal_connect (selection, "changed", G_CALLBACK (selected_custom_paper_changed), dialog);
cell = gtk_cell_renderer_text_new ();
g_object_set (cell, "editable", TRUE, NULL);
g_signal_connect (cell, "edited",
G_CALLBACK (custom_size_name_edited), dialog);
priv->text_column = column =
gtk_tree_view_column_new_with_attributes ("paper", cell, NULL);
gtk_tree_view_column_set_cell_data_func (column, cell, custom_name_func, NULL, NULL);
gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column);
gtk_container_add (GTK_CONTAINER (scrolled), treeview);
gtk_widget_show (treeview);
toolbar = gtk_toolbar_new ();
gtk_toolbar_set_icon_size (GTK_TOOLBAR (toolbar), GTK_ICON_SIZE_MENU);
context = gtk_widget_get_style_context (toolbar);
gtk_style_context_set_junction_sides (context, GTK_JUNCTION_TOP);
gtk_style_context_add_class (context, GTK_STYLE_CLASS_INLINE_TOOLBAR);
gtk_box_pack_start (GTK_BOX (vbox), toolbar, FALSE, FALSE, 0);
gtk_widget_show (toolbar);
icon = g_themed_icon_new_with_default_fallbacks ("list-add-symbolic");
button = toolbutton_new (dialog, icon, TRUE, TRUE, G_CALLBACK (add_custom_paper));
g_object_unref (icon);
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (button), 0);
icon = g_themed_icon_new_with_default_fallbacks ("list-remove-symbolic");
button = toolbutton_new (dialog, icon, TRUE, TRUE, G_CALLBACK (remove_custom_paper));
g_object_unref (icon);
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (button), 1);
user_units = _gtk_print_get_default_user_units ();
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 18);
priv->values_box = vbox;
gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
gtk_widget_show (vbox);
grid = gtk_grid_new ();
gtk_grid_set_row_spacing (GTK_GRID (grid), 6);
gtk_grid_set_column_spacing (GTK_GRID (grid), 12);
label = gtk_label_new_with_mnemonic (_("_Width:"));
gtk_widget_set_halign (label, GTK_ALIGN_START);
gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
gtk_widget_show (label);
gtk_grid_attach (GTK_GRID (grid), label, 0, 0, 1, 1);
widget = new_unit_widget (dialog, user_units, label);
priv->width_widget = widget;
gtk_grid_attach (GTK_GRID (grid), widget, 1, 0, 1, 1);
gtk_widget_show (widget);
label = gtk_label_new_with_mnemonic (_("_Height:"));
gtk_widget_set_halign (label, GTK_ALIGN_START);
gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
gtk_widget_show (label);
gtk_grid_attach (GTK_GRID (grid), label, 0, 1, 1, 1);
widget = new_unit_widget (dialog, user_units, label);
priv->height_widget = widget;
gtk_grid_attach (GTK_GRID (grid), widget, 1, 1, 1, 1);
gtk_widget_show (widget);
frame = wrap_in_frame (_("Paper Size"), grid);
gtk_widget_show (grid);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
grid = gtk_grid_new ();
gtk_grid_set_row_spacing (GTK_GRID (grid), 6);
gtk_grid_set_column_spacing (GTK_GRID (grid), 12);
label = gtk_label_new_with_mnemonic (_("_Top:"));
gtk_widget_set_halign (label, GTK_ALIGN_START);
gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
gtk_grid_attach (GTK_GRID (grid), label, 0, 0, 1, 1);
gtk_widget_show (label);
widget = new_unit_widget (dialog, user_units, label);
priv->top_widget = widget;
gtk_grid_attach (GTK_GRID (grid), widget, 1, 0, 1, 1);
gtk_widget_show (widget);
label = gtk_label_new_with_mnemonic (_("_Bottom:"));
gtk_widget_set_halign (label, GTK_ALIGN_START);
gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
gtk_grid_attach (GTK_GRID (grid), label, 0, 1, 1, 1);
gtk_widget_show (label);
widget = new_unit_widget (dialog, user_units, label);
priv->bottom_widget = widget;
gtk_grid_attach (GTK_GRID (grid), widget, 1, 1, 1, 1);
gtk_widget_show (widget);
label = gtk_label_new_with_mnemonic (_("_Left:"));
gtk_widget_set_halign (label, GTK_ALIGN_START);
gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
gtk_grid_attach (GTK_GRID (grid), label, 0, 2, 1, 1);
gtk_widget_show (label);
widget = new_unit_widget (dialog, user_units, label);
priv->left_widget = widget;
gtk_grid_attach (GTK_GRID (grid), widget, 1, 2, 1, 1);
gtk_widget_show (widget);
label = gtk_label_new_with_mnemonic (_("_Right:"));
gtk_widget_set_halign (label, GTK_ALIGN_START);
gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
gtk_grid_attach (GTK_GRID (grid), label, 0, 3, 1, 1);
gtk_widget_show (label);
widget = new_unit_widget (dialog, user_units, label);
priv->right_widget = widget;
gtk_grid_attach (GTK_GRID (grid), widget, 1, 3, 1, 1);
gtk_widget_show (widget);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_grid_attach (GTK_GRID (grid), hbox, 0, 4, 2, 1);
gtk_widget_show (hbox);
combo = gtk_combo_box_new_with_model (GTK_TREE_MODEL (priv->printer_list));
priv->printer_combo = combo;
priv->printer_inserted_tag =
g_signal_connect_swapped (priv->printer_list, "row-inserted",
G_CALLBACK (update_combo_sensitivity_from_printers), dialog);
priv->printer_removed_tag =
g_signal_connect_swapped (priv->printer_list, "row-deleted",
G_CALLBACK (update_combo_sensitivity_from_printers), dialog);
update_combo_sensitivity_from_printers (dialog);
cell = gtk_cell_renderer_text_new ();
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo), cell, TRUE);
gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (combo), cell,
custom_paper_printer_data_func,
NULL, NULL);
gtk_combo_box_set_active (GTK_COMBO_BOX (combo), 0);
gtk_box_pack_start (GTK_BOX (hbox), combo, FALSE, FALSE, 0);
gtk_widget_show (combo);
g_signal_connect_swapped (combo, "changed",
G_CALLBACK (margins_from_printer_changed), dialog);
frame = wrap_in_frame (_("Paper Margins"), grid);
gtk_widget_show (grid);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
update_custom_widgets_from_list (dialog);
/* If no custom sizes, add one */
if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->custom_paper_list),
&iter))
{
/* Need to realize treeview so we can start the rename */
gtk_widget_realize (treeview);
add_custom_paper (dialog);
}
gtk_window_present (GTK_WINDOW (dialog));
load_print_backends (dialog);
}
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