gimp/app/gui/error-console-dialog.c

396 lines
10 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* errorconsole.c - text window for collecting error messages
* Copyright (C) 1998 Nick Fetchak <nuke@bayside.net>
*
* 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 of the License, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <glib.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <errno.h>
#include <fcntl.h>
#include <sys/stat.h>
#ifdef G_OS_WIN32
#include <io.h>
#ifndef S_IRUSR
#define S_IRUSR _S_IREAD
#endif
#ifndef S_IWUSR
#define S_IWUSR _S_IWRITE
#endif
#endif
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "gui-types.h"
#include "core/gimp.h"
#include "error-console-dialog.h"
#include "gimp-intl.h"
typedef enum
{
ERRORS_ALL,
ERRORS_SELECTION
} ErrorScope;
/* local function prototypes */
static void error_console_destroy_callback (gpointer data);
static gboolean text_clicked_callback (GtkWidget *widget,
GdkEventButton *event,
GtkMenu *menu);
static void error_console_clear_callback (GtkWidget *widget,
GtkTextBuffer *buffer);
static void error_console_write_all_callback (GtkWidget *widget,
GtkTextBuffer *buffer);
static void error_console_write_selection_callback (GtkWidget *widget,
GtkTextBuffer *buffer);
static void error_console_create_file_dialog (GtkTextBuffer *buffer,
ErrorScope textscope);
static void error_console_file_ok_callback (GtkWidget *widget,
gpointer data);
static gboolean error_console_write_file (GtkTextBuffer *text_buffer,
const gchar *path,
ErrorScope textscope);
/* private variables */
static GtkWidget *error_console = NULL;
/* public functions */
GtkWidget *
error_console_create (Gimp *gimp)
{
GtkTextBuffer *text_buffer;
GtkWidget *text_view;
GtkWidget *scrolled_window;
GtkWidget *menu;
GtkWidget *menuitem;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
if (error_console)
return error_console;
text_buffer = gtk_text_buffer_new (NULL);
error_console = gtk_vbox_new (FALSE, 0);
g_object_set_data (G_OBJECT (error_console), "text-buffer", text_buffer);
g_object_weak_ref (G_OBJECT (error_console),
(GWeakNotify) error_console_destroy_callback,
gimp);
scrolled_window = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_container_add (GTK_CONTAINER (error_console), scrolled_window);
gtk_widget_show (scrolled_window);
menu = gtk_menu_new ();
menuitem = gtk_menu_item_new_with_label (_("Clear Console"));
gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
gtk_widget_show (menuitem);
g_signal_connect (menuitem, "activate",
G_CALLBACK (error_console_clear_callback),
text_buffer);
menuitem = gtk_menu_item_new ();
gtk_widget_set_sensitive (menuitem, FALSE);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
gtk_widget_show (menuitem);
menuitem = gtk_menu_item_new_with_label (_("Write all errors to file..."));
gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
gtk_widget_show (menuitem);
g_signal_connect (menuitem, "activate",
G_CALLBACK (error_console_write_all_callback),
text_buffer);
menuitem = gtk_menu_item_new_with_label (_("Write selection to file..."));
gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
gtk_widget_show (menuitem);
g_signal_connect (menuitem, "activate",
G_CALLBACK (error_console_write_selection_callback),
text_buffer);
/* The output text widget */
text_view = gtk_text_view_new_with_buffer (text_buffer);
g_object_unref (text_buffer);
gtk_text_view_set_editable (GTK_TEXT_VIEW (text_view), FALSE);
gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (text_view), GTK_WRAP_WORD);
gtk_container_add (GTK_CONTAINER (scrolled_window), text_view);
gtk_widget_show (text_view);
g_signal_connect (text_view, "button_press_event",
G_CALLBACK (text_clicked_callback),
menu);
gimp->message_handler = GIMP_ERROR_CONSOLE;
return error_console;
}
void
error_console_add (Gimp *gimp,
const gchar *errormsg)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
if (! error_console)
{
g_warning ("%s: error_console widget is NULL", G_STRLOC);
gimp->message_handler = GIMP_MESSAGE_BOX;
g_message (errormsg);
return;
}
if (errormsg)
{
GtkTextBuffer *buffer;
GtkTextIter end;
buffer = g_object_get_data (G_OBJECT (error_console), "text-buffer");
gtk_text_buffer_get_end_iter (buffer, &end);
gtk_text_buffer_place_cursor (buffer, &end);
gtk_text_buffer_insert_at_cursor (buffer, errormsg, -1);
gtk_text_buffer_insert_at_cursor (buffer, "\n", -1);
}
}
/* private functions */
static void
error_console_destroy_callback (gpointer data)
{
Gimp *gimp;
gimp = GIMP (data);
error_console = NULL;
gimp->message_handler = GIMP_MESSAGE_BOX;
}
static gboolean
text_clicked_callback (GtkWidget *widget,
GdkEventButton *event,
GtkMenu *menu)
{
switch (event->button)
{
case 1:
case 2:
return FALSE;
break;
case 3:
gtk_menu_popup (menu, NULL, NULL, NULL, NULL, event->button, event->time);
default:
break;
}
return TRUE;
}
static void
error_console_clear_callback (GtkWidget *widget,
GtkTextBuffer *buffer)
{
GtkTextIter start_iter;
GtkTextIter end_iter;
gtk_text_buffer_get_start_iter (buffer, &start_iter);
gtk_text_buffer_get_end_iter (buffer, &end_iter);
gtk_text_buffer_delete (buffer, &start_iter, &end_iter);
}
static void
error_console_write_all_callback (GtkWidget *widget,
GtkTextBuffer *buffer)
{
error_console_create_file_dialog (buffer, ERRORS_ALL);
}
static void
error_console_write_selection_callback (GtkWidget *widget,
GtkTextBuffer *buffer)
{
error_console_create_file_dialog (buffer, ERRORS_SELECTION);
}
static void
error_console_create_file_dialog (GtkTextBuffer *buffer,
ErrorScope textscope)
{
GtkFileSelection *filesel;
if (! gtk_text_buffer_get_selection_bounds (buffer, NULL, NULL) &&
textscope == ERRORS_SELECTION)
{
g_message (_("Cannot save. Nothing is selected."));
return;
}
filesel =
GTK_FILE_SELECTION (gtk_file_selection_new (_("Save error log to file...")));
g_object_set_data (G_OBJECT (filesel), "text-buffer",
buffer);
g_object_set_data (G_OBJECT (filesel), "text-scope",
GINT_TO_POINTER (textscope));
gtk_window_set_position (GTK_WINDOW (filesel), GTK_WIN_POS_MOUSE);
gtk_window_set_wmclass (GTK_WINDOW (filesel), "save_errors", "Gimp");
gtk_container_set_border_width (GTK_CONTAINER (filesel), 2);
gtk_container_set_border_width (GTK_CONTAINER (filesel->button_area), 2);
g_signal_connect_swapped (filesel->cancel_button, "clicked",
G_CALLBACK (gtk_widget_destroy),
filesel);
g_signal_connect_swapped (filesel, "delete_event",
G_CALLBACK (gtk_widget_destroy),
filesel);
g_signal_connect (filesel->ok_button, "clicked",
G_CALLBACK (error_console_file_ok_callback),
filesel);
/* Connect the "F1" help key */
gimp_help_connect (GTK_WIDGET (filesel),
gimp_standard_help_func,
"dialogs/error_console.html");
gtk_widget_show (GTK_WIDGET (filesel));
}
static void
error_console_file_ok_callback (GtkWidget *widget,
gpointer data)
{
GtkWidget *filesel;
const gchar *filename;
GtkTextBuffer *buffer;
ErrorScope textscope;
filesel = (GtkWidget *) data;
filename = gtk_file_selection_get_filename (GTK_FILE_SELECTION (filesel));
buffer = g_object_get_data (G_OBJECT (filesel),
"text-buffer");
textscope = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (filesel),
"text-scope"));
if (! error_console_write_file (buffer, filename, textscope))
{
g_message (_("Error opening file '%s':\n%s"),
filename, g_strerror (errno));
}
else
{
gtk_widget_destroy (filesel);
}
}
static gboolean
error_console_write_file (GtkTextBuffer *text_buffer,
const gchar *path,
ErrorScope textscope)
{
GtkTextIter start_iter;
GtkTextIter end_iter;
gint fd;
gint text_length;
gint bytes_written;
gchar *text_contents;
fd = open (path, O_WRONLY | O_CREAT | O_APPEND, S_IRUSR | S_IWUSR);
if (fd == -1)
return FALSE;
if (textscope == ERRORS_ALL)
{
gtk_text_buffer_get_bounds (text_buffer, &start_iter, &end_iter);
}
else
{
gtk_text_buffer_get_selection_bounds (text_buffer, &start_iter, &end_iter);
}
text_contents = gtk_text_buffer_get_text (text_buffer,
&start_iter, &end_iter, TRUE);
text_length = strlen (text_contents);
if (text_contents && (text_length > 0))
{
bytes_written = write (fd, text_contents, text_length);
g_free (text_contents);
close (fd);
if (bytes_written != text_length)
return FALSE;
else
return TRUE;
}
close (fd);
return TRUE;
}