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Current File : //usr/share/emscripten/tests/poppler/glib/demo/print.c
/*
* Copyright (C) 2009 Carlos Garcia Campos <carlosgc@gnome.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "print.h"
typedef enum {
PRINT_DOCUMENT,
PRINT_DOCUMENT_MARKUPS,
PRINT_DOCUMENT_STAMPS
} PgdPrintOptions;
typedef struct {
PopplerDocument *doc;
GtkWidget *options_combo;
PgdPrintOptions options;
} PgdPrintDemo;
#define PGD_PRINT_OPTIONS "pgd-print-options"
static void
pgd_print_free (PgdPrintDemo *demo)
{
if (!demo)
return;
if (demo->doc) {
g_object_unref (demo->doc);
demo->doc = NULL;
}
g_free (demo);
}
static void
pgd_print_begin_print (GtkPrintOperation *op,
GtkPrintContext *context,
PgdPrintDemo *demo)
{
gtk_print_operation_set_n_pages (op, poppler_document_get_n_pages (demo->doc));
}
static void
pgd_print_draw_page (GtkPrintOperation *op,
GtkPrintContext *context,
gint page_nr,
PgdPrintDemo *demo)
{
PopplerPage *page;
cairo_t *cr;
GtkPrintSettings *settings;
PgdPrintOptions options;
PopplerPrintFlags flags = 0;
page = poppler_document_get_page (demo->doc, page_nr);
if (!page)
return;
settings = gtk_print_operation_get_print_settings (op);
/* Workaround for gtk+ bug, we need to save the options ourselves */
options = demo->options;
#if 0
options = gtk_print_settings_get_int_with_default (settings,
PGD_PRINT_OPTIONS,
PRINT_DOCUMENT_MARKUPS);
#endif
switch (options) {
case PRINT_DOCUMENT:
flags |= POPPLER_PRINT_DOCUMENT;
break;
case PRINT_DOCUMENT_MARKUPS:
flags |= POPPLER_PRINT_MARKUP_ANNOTS;
break;
case PRINT_DOCUMENT_STAMPS:
flags |= POPPLER_PRINT_STAMP_ANNOTS_ONLY;
break;
default:
g_assert_not_reached ();
}
cr = gtk_print_context_get_cairo_context (context);
poppler_page_render_for_printing_with_options (page, cr, flags);
g_object_unref (page);
}
static GObject *
pgd_print_create_custom_widget (GtkPrintOperation *op,
PgdPrintDemo *demo)
{
GtkWidget *hbox;
GtkWidget *label, *combo;
GtkPrintSettings *settings;
PgdPrintOptions options;
settings = gtk_print_operation_get_print_settings (op);
options = gtk_print_settings_get_int_with_default (settings,
PGD_PRINT_OPTIONS,
PRINT_DOCUMENT_MARKUPS);
hbox = gtk_hbox_new (FALSE, 0);
gtk_container_set_border_width (GTK_CONTAINER (hbox), 12);
label = gtk_label_new ("Print: ");
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
combo = gtk_combo_box_new_text ();
demo->options_combo = combo;
gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "Document");
gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "Document and markup");
gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "Document and stamps");
gtk_combo_box_set_active (GTK_COMBO_BOX (combo), options);
gtk_box_pack_start (GTK_BOX (hbox), combo, FALSE, FALSE, 0);
gtk_widget_show (combo);
return G_OBJECT (hbox);
}
static void
pgd_print_custom_widget_apply (GtkPrintOperation *op,
GtkWidget *widget,
PgdPrintDemo *demo)
{
GtkPrintSettings *settings;
PgdPrintOptions options;
settings = gtk_print_operation_get_print_settings (op);
options = gtk_combo_box_get_active (GTK_COMBO_BOX (demo->options_combo));
/* Workaround for gtk+ bug, we need to save the options ourselves */
demo->options = options;
gtk_print_settings_set_int (settings, PGD_PRINT_OPTIONS, options);
}
static void
pgd_print_print (GtkWidget *button,
PgdPrintDemo *demo)
{
GtkPrintOperation *op;
GError *error = NULL;
op = gtk_print_operation_new ();
gtk_print_operation_set_custom_tab_label (op, "PDF Options");
g_signal_connect (op, "begin-print",
G_CALLBACK (pgd_print_begin_print),
demo);
g_signal_connect (op, "draw-page",
G_CALLBACK (pgd_print_draw_page),
demo);
g_signal_connect (op, "create_custom_widget",
G_CALLBACK (pgd_print_create_custom_widget),
demo);
g_signal_connect (op, "custom_widget_apply",
G_CALLBACK (pgd_print_custom_widget_apply),
demo);
gtk_print_operation_run (op,
GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
GTK_WINDOW (gtk_widget_get_toplevel (button)),
&error);
if (error) {
GtkWidget *dialog;
dialog = gtk_message_dialog_new (GTK_WINDOW (gtk_widget_get_toplevel (button)),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_CLOSE,
"%s", error->message);
g_error_free (error);
g_signal_connect (dialog, "response",
G_CALLBACK (gtk_widget_destroy), NULL);
gtk_widget_show (dialog);
}
g_object_unref (op);
}
GtkWidget *
pgd_print_create_widget (PopplerDocument *document)
{
PgdPrintDemo *demo;
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *button;
demo = g_new0 (PgdPrintDemo, 1);
demo->doc = g_object_ref (document);
vbox = gtk_vbox_new (FALSE, 12);
hbox = gtk_hbox_new (FALSE, 6);
button = gtk_button_new_with_label ("Print...");
g_signal_connect (G_OBJECT (button), "clicked",
G_CALLBACK (pgd_print_print),
(gpointer)demo);
gtk_box_pack_end (GTK_BOX (hbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, TRUE, 0);
gtk_widget_show (hbox);
g_object_weak_ref (G_OBJECT (vbox),
(GWeakNotify)pgd_print_free,
(gpointer)demo);
return vbox;
}
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