xed/plugins/docinfo/gedit-docinfo-plugin.c

581 lines
13 KiB
C
Raw Normal View History

2011-11-07 13:46:58 -06:00
/*
* gedit-docinfo-plugin.c
*
* Copyright (C) 2002-2005 Paolo Maggi
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Id$
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "gedit-docinfo-plugin.h"
#include <string.h> /* For strlen (...) */
#include <glib/gi18n-lib.h>
#include <pango/pango-break.h>
#include <gmodule.h>
#include <gedit/gedit-debug.h>
#include <gedit/gedit-utils.h>
#define WINDOW_DATA_KEY "GeditDocInfoWindowData"
#define MENU_PATH "/MenuBar/ToolsMenu/ToolsOps_2"
GEDIT_PLUGIN_REGISTER_TYPE(GeditDocInfoPlugin, gedit_docinfo_plugin)
typedef struct
{
GtkWidget *dialog;
GtkWidget *file_name_label;
GtkWidget *lines_label;
GtkWidget *words_label;
GtkWidget *chars_label;
GtkWidget *chars_ns_label;
GtkWidget *bytes_label;
GtkWidget *selection_vbox;
GtkWidget *selected_lines_label;
GtkWidget *selected_words_label;
GtkWidget *selected_chars_label;
GtkWidget *selected_chars_ns_label;
GtkWidget *selected_bytes_label;
} DocInfoDialog;
typedef struct
{
GeditPlugin *plugin;
GtkActionGroup *ui_action_group;
guint ui_id;
DocInfoDialog *dialog;
} WindowData;
static void docinfo_dialog_response_cb (GtkDialog *widget,
gint res_id,
GeditWindow *window);
static void
docinfo_dialog_destroy_cb (GtkObject *obj,
WindowData *data)
{
gedit_debug (DEBUG_PLUGINS);
if (data != NULL)
{
g_free (data->dialog);
data->dialog = NULL;
}
}
static DocInfoDialog *
get_docinfo_dialog (GeditWindow *window,
WindowData *data)
{
DocInfoDialog *dialog;
gchar *data_dir;
gchar *ui_file;
GtkWidget *content;
GtkWidget *error_widget;
gboolean ret;
gedit_debug (DEBUG_PLUGINS);
dialog = g_new (DocInfoDialog, 1);
data_dir = gedit_plugin_get_data_dir (data->plugin);
ui_file = g_build_filename (data_dir, "docinfo.ui", NULL);
ret = gedit_utils_get_ui_objects (ui_file,
NULL,
&error_widget,
"dialog", &dialog->dialog,
"docinfo_dialog_content", &content,
"file_name_label", &dialog->file_name_label,
"words_label", &dialog->words_label,
"bytes_label", &dialog->bytes_label,
"lines_label", &dialog->lines_label,
"chars_label", &dialog->chars_label,
"chars_ns_label", &dialog->chars_ns_label,
"selection_vbox", &dialog->selection_vbox,
"selected_words_label", &dialog->selected_words_label,
"selected_bytes_label", &dialog->selected_bytes_label,
"selected_lines_label", &dialog->selected_lines_label,
"selected_chars_label", &dialog->selected_chars_label,
"selected_chars_ns_label", &dialog->selected_chars_ns_label,
NULL);
g_free (data_dir);
g_free (ui_file);
if (!ret)
{
const gchar *err_message;
err_message = gtk_label_get_label (GTK_LABEL (error_widget));
gedit_warning (GTK_WINDOW (window), "%s", err_message);
g_free (dialog);
gtk_widget_destroy (error_widget);
return NULL;
}
gtk_dialog_set_default_response (GTK_DIALOG (dialog->dialog),
GTK_RESPONSE_OK);
gtk_window_set_transient_for (GTK_WINDOW (dialog->dialog),
GTK_WINDOW (window));
g_signal_connect (dialog->dialog,
"destroy",
G_CALLBACK (docinfo_dialog_destroy_cb),
data);
g_signal_connect (dialog->dialog,
"response",
G_CALLBACK (docinfo_dialog_response_cb),
window);
return dialog;
}
static void
calculate_info (GeditDocument *doc,
GtkTextIter *start,
GtkTextIter *end,
gint *chars,
gint *words,
gint *white_chars,
gint *bytes)
{
gchar *text;
gedit_debug (DEBUG_PLUGINS);
text = gtk_text_buffer_get_slice (GTK_TEXT_BUFFER (doc),
start,
end,
TRUE);
*chars = g_utf8_strlen (text, -1);
*bytes = strlen (text);
if (*chars > 0)
{
PangoLogAttr *attrs;
gint i;
attrs = g_new0 (PangoLogAttr, *chars + 1);
pango_get_log_attrs (text,
-1,
0,
pango_language_from_string ("C"),
attrs,
*chars + 1);
for (i = 0; i < (*chars); i++)
{
if (attrs[i].is_white)
++(*white_chars);
if (attrs[i].is_word_start)
++(*words);
}
g_free (attrs);
}
else
{
*white_chars = 0;
*words = 0;
}
g_free (text);
}
static void
docinfo_real (GeditDocument *doc,
DocInfoDialog *dialog)
{
GtkTextIter start, end;
gint words = 0;
gint chars = 0;
gint white_chars = 0;
gint lines = 0;
gint bytes = 0;
gchar *tmp_str;
gchar *doc_name;
gedit_debug (DEBUG_PLUGINS);
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (doc),
&start,
&end);
lines = gtk_text_buffer_get_line_count (GTK_TEXT_BUFFER (doc));
calculate_info (doc,
&start, &end,
&chars, &words, &white_chars, &bytes);
if (chars == 0)
lines = 0;
gedit_debug_message (DEBUG_PLUGINS, "Chars: %d", chars);
gedit_debug_message (DEBUG_PLUGINS, "Lines: %d", lines);
gedit_debug_message (DEBUG_PLUGINS, "Words: %d", words);
gedit_debug_message (DEBUG_PLUGINS, "Chars non-space: %d", chars - white_chars);
gedit_debug_message (DEBUG_PLUGINS, "Bytes: %d", bytes);
doc_name = gedit_document_get_short_name_for_display (doc);
tmp_str = g_strdup_printf ("<span weight=\"bold\">%s</span>", doc_name);
gtk_label_set_markup (GTK_LABEL (dialog->file_name_label), tmp_str);
g_free (doc_name);
g_free (tmp_str);
tmp_str = g_strdup_printf("%d", lines);
gtk_label_set_text (GTK_LABEL (dialog->lines_label), tmp_str);
g_free (tmp_str);
tmp_str = g_strdup_printf("%d", words);
gtk_label_set_text (GTK_LABEL (dialog->words_label), tmp_str);
g_free (tmp_str);
tmp_str = g_strdup_printf("%d", chars);
gtk_label_set_text (GTK_LABEL (dialog->chars_label), tmp_str);
g_free (tmp_str);
tmp_str = g_strdup_printf("%d", chars - white_chars);
gtk_label_set_text (GTK_LABEL (dialog->chars_ns_label), tmp_str);
g_free (tmp_str);
tmp_str = g_strdup_printf("%d", bytes);
gtk_label_set_text (GTK_LABEL (dialog->bytes_label), tmp_str);
g_free (tmp_str);
}
static void
selectioninfo_real (GeditDocument *doc,
DocInfoDialog *dialog)
{
gboolean sel;
GtkTextIter start, end;
gint words = 0;
gint chars = 0;
gint white_chars = 0;
gint lines = 0;
gint bytes = 0;
gchar *tmp_str;
gedit_debug (DEBUG_PLUGINS);
sel = gtk_text_buffer_get_selection_bounds (GTK_TEXT_BUFFER (doc),
&start,
&end);
if (sel)
{
lines = gtk_text_iter_get_line (&end) - gtk_text_iter_get_line (&start) + 1;
calculate_info (doc,
&start, &end,
&chars, &words, &white_chars, &bytes);
gedit_debug_message (DEBUG_PLUGINS, "Selected chars: %d", chars);
gedit_debug_message (DEBUG_PLUGINS, "Selected lines: %d", lines);
gedit_debug_message (DEBUG_PLUGINS, "Selected words: %d", words);
gedit_debug_message (DEBUG_PLUGINS, "Selected chars non-space: %d", chars - white_chars);
gedit_debug_message (DEBUG_PLUGINS, "Selected bytes: %d", bytes);
gtk_widget_set_sensitive (dialog->selection_vbox, TRUE);
}
else
{
gtk_widget_set_sensitive (dialog->selection_vbox, FALSE);
gedit_debug_message (DEBUG_PLUGINS, "Selection empty");
}
if (chars == 0)
lines = 0;
tmp_str = g_strdup_printf("%d", lines);
gtk_label_set_text (GTK_LABEL (dialog->selected_lines_label), tmp_str);
g_free (tmp_str);
tmp_str = g_strdup_printf("%d", words);
gtk_label_set_text (GTK_LABEL (dialog->selected_words_label), tmp_str);
g_free (tmp_str);
tmp_str = g_strdup_printf("%d", chars);
gtk_label_set_text (GTK_LABEL (dialog->selected_chars_label), tmp_str);
g_free (tmp_str);
tmp_str = g_strdup_printf("%d", chars - white_chars);
gtk_label_set_text (GTK_LABEL (dialog->selected_chars_ns_label), tmp_str);
g_free (tmp_str);
tmp_str = g_strdup_printf("%d", bytes);
gtk_label_set_text (GTK_LABEL (dialog->selected_bytes_label), tmp_str);
g_free (tmp_str);
}
static void
docinfo_cb (GtkAction *action,
GeditWindow *window)
{
GeditDocument *doc;
WindowData *data;
gedit_debug (DEBUG_PLUGINS);
data = (WindowData *) g_object_get_data (G_OBJECT (window),
WINDOW_DATA_KEY);
doc = gedit_window_get_active_document (window);
g_return_if_fail (doc != NULL);
if (data->dialog != NULL)
{
gtk_window_present (GTK_WINDOW (data->dialog->dialog));
gtk_widget_grab_focus (GTK_WIDGET (data->dialog->dialog));
}
else
{
DocInfoDialog *dialog;
dialog = get_docinfo_dialog (window, data);
g_return_if_fail (dialog != NULL);
data->dialog = dialog;
gtk_widget_show (GTK_WIDGET (dialog->dialog));
}
docinfo_real (doc,
data->dialog);
selectioninfo_real (doc,
data->dialog);
}
static void
docinfo_dialog_response_cb (GtkDialog *widget,
gint res_id,
GeditWindow *window)
{
WindowData *data;
gedit_debug (DEBUG_PLUGINS);
data = (WindowData *) g_object_get_data (G_OBJECT (window),
WINDOW_DATA_KEY);
switch (res_id)
{
case GTK_RESPONSE_CLOSE:
{
gedit_debug_message (DEBUG_PLUGINS, "GTK_RESPONSE_CLOSE");
gtk_widget_destroy (data->dialog->dialog);
break;
}
case GTK_RESPONSE_OK:
{
GeditDocument *doc;
gedit_debug_message (DEBUG_PLUGINS, "GTK_RESPONSE_OK");
doc = gedit_window_get_active_document (window);
g_return_if_fail (doc != NULL);
docinfo_real (doc,
data->dialog);
selectioninfo_real (doc,
data->dialog);
break;
}
}
}
static const GtkActionEntry action_entries[] =
{
{ "DocumentStatistics",
NULL,
N_("_Document Statistics"),
NULL,
N_("Get statistical information on the current document"),
G_CALLBACK (docinfo_cb) }
};
static void
free_window_data (WindowData *data)
{
g_return_if_fail (data != NULL);
gedit_debug (DEBUG_PLUGINS);
g_object_unref (data->plugin);
g_object_unref (data->ui_action_group);
if (data->dialog != NULL)
{
gtk_widget_destroy (data->dialog->dialog);
}
g_free (data);
}
static void
update_ui_real (GeditWindow *window,
WindowData *data)
{
GeditView *view;
gedit_debug (DEBUG_PLUGINS);
view = gedit_window_get_active_view (window);
gtk_action_group_set_sensitive (data->ui_action_group,
(view != NULL));
if (data->dialog != NULL)
{
gtk_dialog_set_response_sensitive (GTK_DIALOG (data->dialog->dialog),
GTK_RESPONSE_OK,
(view != NULL));
}
}
static void
gedit_docinfo_plugin_init (GeditDocInfoPlugin *plugin)
{
gedit_debug_message (DEBUG_PLUGINS, "GeditDocInfoPlugin initializing");
}
static void
gedit_docinfo_plugin_finalize (GObject *object)
{
gedit_debug_message (DEBUG_PLUGINS, "GeditDocInfoPlugin finalizing");
G_OBJECT_CLASS (gedit_docinfo_plugin_parent_class)->finalize (object);
}
static void
impl_activate (GeditPlugin *plugin,
GeditWindow *window)
{
GtkUIManager *manager;
WindowData *data;
gedit_debug (DEBUG_PLUGINS);
data = g_new (WindowData, 1);
data->plugin = g_object_ref (plugin);
data->dialog = NULL;
data->ui_action_group = gtk_action_group_new ("GeditDocInfoPluginActions");
gtk_action_group_set_translation_domain (data->ui_action_group,
GETTEXT_PACKAGE);
gtk_action_group_add_actions (data->ui_action_group,
action_entries,
G_N_ELEMENTS (action_entries),
window);
manager = gedit_window_get_ui_manager (window);
gtk_ui_manager_insert_action_group (manager,
data->ui_action_group,
-1);
data->ui_id = gtk_ui_manager_new_merge_id (manager);
g_object_set_data_full (G_OBJECT (window),
WINDOW_DATA_KEY,
data,
(GDestroyNotify) free_window_data);
gtk_ui_manager_add_ui (manager,
data->ui_id,
MENU_PATH,
"DocumentStatistics",
"DocumentStatistics",
GTK_UI_MANAGER_MENUITEM,
FALSE);
update_ui_real (window,
data);
}
static void
impl_deactivate (GeditPlugin *plugin,
GeditWindow *window)
{
GtkUIManager *manager;
WindowData *data;
gedit_debug (DEBUG_PLUGINS);
manager = gedit_window_get_ui_manager (window);
data = (WindowData *) g_object_get_data (G_OBJECT (window),
WINDOW_DATA_KEY);
g_return_if_fail (data != NULL);
gtk_ui_manager_remove_ui (manager,
data->ui_id);
gtk_ui_manager_remove_action_group (manager,
data->ui_action_group);
g_object_set_data (G_OBJECT (window),
WINDOW_DATA_KEY,
NULL);
}
static void
impl_update_ui (GeditPlugin *plugin,
GeditWindow *window)
{
WindowData *data;
gedit_debug (DEBUG_PLUGINS);
data = (WindowData *) g_object_get_data (G_OBJECT (window),
WINDOW_DATA_KEY);
g_return_if_fail (data != NULL);
update_ui_real (window,
data);
}
static void
gedit_docinfo_plugin_class_init (GeditDocInfoPluginClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GeditPluginClass *plugin_class = GEDIT_PLUGIN_CLASS (klass);
object_class->finalize = gedit_docinfo_plugin_finalize;
plugin_class->activate = impl_activate;
plugin_class->deactivate = impl_deactivate;
plugin_class->update_ui = impl_update_ui;
}