plugins/debug-manager/info.c

   1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
   2 /*
   3     gdb_info.h
   4     Copyright (C) Naba Kumar  <naba@gnome.org>
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     This program 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
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  19 */
  20 #ifdef HAVE_CONFIG_H
  21 #  include <config.h>
  22 #endif
  23
  24 #include <sys/types.h>
  25 #include <sys/stat.h>
  26 #include <unistd.h>
  27 #include <errno.h>
  28 #include <string.h>
  29
  30 #include <glib.h>
  31 #include <gtk/gtk.h>
  32
  33 #include <libanjuta/resources.h>
  34 #include <glib/gi18n.h>
  35
  36 #include "utilities.h"
  37 #include "info.h"
  38
  39 static GtkWidget *
  40 create_dialog_with_textview (GtkWindow *parent, gint width, gint height)
  41 {
  42         GtkWidget *dialog;
  43         GtkWidget *textview;
  44         GtkWidget *scrolledwindow;
  45
  46         if (height < 250)
  47                 height = 250;
  48
  49         if (width < 400)
  50                 width = 400;
  51
  52         dialog = gtk_dialog_new_with_buttons (_("Information"), parent,
  53                                                                                   GTK_DIALOG_DESTROY_WITH_PARENT,
  54                                                                                   GTK_STOCK_CLOSE, GTK_RESPONSE_NONE,
  55                                                                                   NULL);
  56         gtk_window_set_resizable (GTK_WINDOW (dialog), TRUE);
  57         gtk_window_set_default_size (GTK_WINDOW (dialog), 400, 250);
  58         gtk_window_set_wmclass (GTK_WINDOW (dialog), "infoless", "Anjuta");
  59         gtk_widget_show (dialog);
  60         /* Auto close */
  61         g_signal_connect (G_OBJECT (dialog), "response",
  62                                          G_CALLBACK (gtk_widget_destroy), NULL);
  63
  64         scrolledwindow = gtk_scrolled_window_new (NULL, NULL);
  65         gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
  66                            scrolledwindow, TRUE, TRUE, 0);
  67         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolledwindow),
  68                                         GTK_POLICY_AUTOMATIC,
  69                                         GTK_POLICY_AUTOMATIC);
  70         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolledwindow),
  71                                                                                  GTK_SHADOW_IN);
  72         gtk_widget_show (scrolledwindow);
  73
  74         textview = gtk_text_view_new ();
  75         gtk_text_view_set_editable (GTK_TEXT_VIEW (textview), FALSE);
  76         gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (textview), GTK_WRAP_WORD);
  77         gtk_container_add (GTK_CONTAINER (scrolledwindow), textview);
  78         gtk_widget_show (textview);
  79
  80         gtk_widget_show (dialog);
  81
  82         return textview;
  83 }
  84
  85 static GtkWidget *
  86 create_dialog_with_treeview (GtkWindow *parent, gint width, gint height)
  87 {
  88         GtkWidget *dialog;
  89         GtkWidget *scrolledwindow;
  90         GtkTreeModel *model;
  91         GtkCellRenderer *renderer;
  92         GtkTreeViewColumn *column;
  93         GtkWidget *treeview;
  94
  95         if (height < 250)
  96                 height = 250;
  97
  98         if (width < 400)
  99                 width = 400;
 100
 101         dialog = gtk_dialog_new_with_buttons (_("Information"), parent,
 102                                                                                   GTK_DIALOG_DESTROY_WITH_PARENT,
 103                                                                                   GTK_STOCK_CLOSE, GTK_RESPONSE_NONE,
 104                                                                                   NULL);
 105         gtk_window_set_resizable (GTK_WINDOW (dialog), TRUE);
 106         gtk_window_set_default_size (GTK_WINDOW (dialog), 400, 250);
 107         gtk_window_set_wmclass (GTK_WINDOW (dialog), "infoless", "Anjuta");
 108         gtk_widget_show (dialog);
 109         /* Auto close */
 110         g_signal_connect (G_OBJECT (dialog), "response",
 111                                          G_CALLBACK (gtk_widget_destroy), NULL);
 112
 113         scrolledwindow = gtk_scrolled_window_new (NULL, NULL);
 114         gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
 115                            scrolledwindow, TRUE, TRUE, 0);
 116         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolledwindow),
 117                                         GTK_POLICY_AUTOMATIC,
 118                                         GTK_POLICY_AUTOMATIC);
 119         gtk_widget_show (scrolledwindow);
 120         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolledwindow),
 121                                                                                  GTK_SHADOW_IN);
 122
 123         model = GTK_TREE_MODEL (gtk_list_store_new (1, G_TYPE_STRING));
 124
 125         treeview = gtk_tree_view_new_with_model (model);
 126         renderer = gtk_cell_renderer_text_new ();
 127         column = gtk_tree_view_column_new_with_attributes (_("Lines"), renderer,
 128                                                                                                            "text", 0, NULL);
 129         gtk_tree_view_append_column (GTK_TREE_VIEW(treeview), column);
 130         gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(treeview), FALSE);
 131         gtk_container_add (GTK_CONTAINER (scrolledwindow), treeview);
 132         gtk_widget_show (treeview);
 133         g_object_unref (G_OBJECT (model));
 134
 135         return treeview;
 136 }
 137
 138 gboolean
 139 gdb_info_show_file (GtkWindow *parent, const gchar *path,
 140                                         gint width, gint height)
 141 {
 142         FILE *f;
 143
 144         g_return_val_if_fail (path != NULL, FALSE);
 145
 146         if (!g_file_test (path, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR))
 147                 return FALSE;
 148
 149         if ((f = fopen (path, "r")) == NULL)
 150                 return FALSE;
 151
 152         if (!gdb_info_show_filestream (parent, f, width, height))
 153         {
 154                 int errno_bak = errno;
 155
 156                 fclose (f);
 157
 158                 errno = errno_bak;
 159
 160                 return FALSE;
 161         }
 162
 163         return (fclose (f) != 0) ? FALSE : TRUE;
 164 }
 165
 166 gboolean
 167 gdb_info_show_command (GtkWindow *parent, const gchar *command_line,
 168                                            gint width, gint height)
 169 {
 170         GError *err = NULL;
 171         gchar *std_output = NULL;
 172         gboolean ret;
 173
 174         g_return_val_if_fail (command_line != NULL, FALSE);
 175
 176         /* Note: we could use popen like gdb_info_show_file,
 177          * but g_spawn is safier
 178          */
 179         if (!g_spawn_command_line_sync (command_line, &std_output,
 180                                                                         NULL, NULL, &err))
 181         {
 182                 g_warning ("%s", err->message);
 183                 g_error_free (err);
 184
 185                 return FALSE;
 186         }
 187
 188         if (!g_utf8_validate (std_output, strlen (std_output), NULL))
 189                 g_warning ("Invalid UTF-8 data encountered reading output of command '%s'",
 190                                    command_line);
 191
 192         ret = gdb_info_show_string (parent, std_output, width, height);
 193
 194         g_free (std_output);
 195
 196         return ret;
 197 }
 198
 199 gboolean
 200 gdb_info_show_string (GtkWindow *parent, const gchar *s,
 201                                           gint width, gint height)
 202 {
 203         GtkWidget *textview;
 204         GtkTextBuffer *buffer;
 205
 206         g_return_val_if_fail (s != NULL, FALSE);
 207
 208         textview = create_dialog_with_textview (parent,
 209                                                                                         width, height);
 210         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (textview));
 211         gtk_text_buffer_set_text (buffer, s, strlen (s));
 212
 213         return TRUE;
 214 }
 215
 216 #define ANJUTA_INFO_TEXTVIEW_BUFSIZE 1024
 217
 218 gboolean
 219 gdb_info_show_filestream (GtkWindow *parent, FILE *f,
 220                                                   gint  width, gint  height)
 221 {
 222         GtkWidget *textview;
 223         GtkTextBuffer *buffer;
 224         gchar buf[ANJUTA_INFO_TEXTVIEW_BUFSIZE];
 225
 226         g_return_val_if_fail (f != NULL, FALSE);
 227
 228         textview = create_dialog_with_textview (parent, width, height);
 229         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (textview));
 230
 231         errno = 0; /* Reset it to detect errors */
 232
 233         while (1) {
 234                 GtkTextIter iter;
 235                 gchar *s;
 236
 237                 if ((s = fgets (buf, ANJUTA_INFO_TEXTVIEW_BUFSIZE, f)) == NULL)
 238                         break;
 239
 240                 gtk_text_buffer_get_end_iter (buffer, &iter);
 241                 gtk_text_buffer_insert (buffer, &iter, buf, strlen (buf));
 242         }
 243         return errno ? FALSE : TRUE;
 244 }
 245
 246 gboolean
 247 gdb_info_show_fd (GtkWindow *parent, int file_descriptor,
 248                                   gint width, gint height)
 249 {
 250         FILE *f;
 251
 252         if ((f = fdopen (file_descriptor, "r")) == NULL)
 253                 return FALSE;
 254
 255         if (!gdb_info_show_filestream (parent, f, width, height))
 256         {
 257                 int errno_bak = errno;
 258
 259                 fclose (f);
 260
 261                 errno = errno_bak;
 262
 263                 return FALSE;
 264         }
 265
 266         return (fclose (f) != 0) ? FALSE : TRUE;
 267 }
 268
 269 void
 270 gdb_info_show_list (GtkWindow *parent, const GList* list,
 271                                         gint   width, gint   height)
 272 {
 273         GtkWidget *treeview;
 274         GtkTreeModel *model;
 275
 276         g_return_if_fail (list != NULL);
 277
 278         treeview = create_dialog_with_treeview (parent, width, height);
 279         model = gtk_tree_view_get_model (GTK_TREE_VIEW (treeview));
 280
 281         for (; list; list = g_list_next (list))
 282         {
 283                 GtkTreeIter iter;
 284                 gchar *tmp;
 285
 286                 tmp = gdb_util_remove_white_spaces (list->data);
 287
 288                 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
 289                 gtk_list_store_set (GTK_LIST_STORE (model), &iter, 0, tmp, -1);
 290
 291                 g_free (tmp);
 292         }
 293 }