diff options
Diffstat (limited to 'plugins/docinfo/pluma-docinfo-plugin.c')
| -rwxr-xr-x | plugins/docinfo/pluma-docinfo-plugin.c | 580 |
1 files changed, 580 insertions, 0 deletions
diff --git a/plugins/docinfo/pluma-docinfo-plugin.c b/plugins/docinfo/pluma-docinfo-plugin.c new file mode 100755 index 00000000..10a5af87 --- /dev/null +++ b/plugins/docinfo/pluma-docinfo-plugin.c @@ -0,0 +1,580 @@ +/* + * pluma-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 "pluma-docinfo-plugin.h" + +#include <string.h> /* For strlen (...) */ + +#include <glib/gi18n-lib.h> +#include <pango/pango-break.h> +#include <gmodule.h> + +#include <pluma/pluma-debug.h> +#include <pluma/pluma-utils.h> + +#define WINDOW_DATA_KEY "PlumaDocInfoWindowData" +#define MENU_PATH "/MenuBar/ToolsMenu/ToolsOps_2" + +PLUMA_PLUGIN_REGISTER_TYPE(PlumaDocInfoPlugin, pluma_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 +{ + PlumaPlugin *plugin; + + GtkActionGroup *ui_action_group; + guint ui_id; + + DocInfoDialog *dialog; +} WindowData; + +static void docinfo_dialog_response_cb (GtkDialog *widget, + gint res_id, + PlumaWindow *window); + +static void +docinfo_dialog_destroy_cb (GtkObject *obj, + WindowData *data) +{ + pluma_debug (DEBUG_PLUGINS); + + if (data != NULL) + { + g_free (data->dialog); + data->dialog = NULL; + } +} + +static DocInfoDialog * +get_docinfo_dialog (PlumaWindow *window, + WindowData *data) +{ + DocInfoDialog *dialog; + gchar *data_dir; + gchar *ui_file; + GtkWidget *content; + GtkWidget *error_widget; + gboolean ret; + + pluma_debug (DEBUG_PLUGINS); + + dialog = g_new (DocInfoDialog, 1); + + data_dir = pluma_plugin_get_data_dir (data->plugin); + ui_file = g_build_filename (data_dir, "docinfo.ui", NULL); + ret = pluma_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)); + pluma_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 (PlumaDocument *doc, + GtkTextIter *start, + GtkTextIter *end, + gint *chars, + gint *words, + gint *white_chars, + gint *bytes) +{ + gchar *text; + + pluma_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 (PlumaDocument *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; + + pluma_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; + + pluma_debug_message (DEBUG_PLUGINS, "Chars: %d", chars); + pluma_debug_message (DEBUG_PLUGINS, "Lines: %d", lines); + pluma_debug_message (DEBUG_PLUGINS, "Words: %d", words); + pluma_debug_message (DEBUG_PLUGINS, "Chars non-space: %d", chars - white_chars); + pluma_debug_message (DEBUG_PLUGINS, "Bytes: %d", bytes); + + doc_name = pluma_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 (PlumaDocument *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; + + pluma_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); + + pluma_debug_message (DEBUG_PLUGINS, "Selected chars: %d", chars); + pluma_debug_message (DEBUG_PLUGINS, "Selected lines: %d", lines); + pluma_debug_message (DEBUG_PLUGINS, "Selected words: %d", words); + pluma_debug_message (DEBUG_PLUGINS, "Selected chars non-space: %d", chars - white_chars); + pluma_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); + + pluma_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, + PlumaWindow *window) +{ + PlumaDocument *doc; + WindowData *data; + + pluma_debug (DEBUG_PLUGINS); + + data = (WindowData *) g_object_get_data (G_OBJECT (window), + WINDOW_DATA_KEY); + + doc = pluma_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, + PlumaWindow *window) +{ + WindowData *data; + + pluma_debug (DEBUG_PLUGINS); + + data = (WindowData *) g_object_get_data (G_OBJECT (window), + WINDOW_DATA_KEY); + + switch (res_id) + { + case GTK_RESPONSE_CLOSE: + { + pluma_debug_message (DEBUG_PLUGINS, "GTK_RESPONSE_CLOSE"); + gtk_widget_destroy (data->dialog->dialog); + + break; + } + + case GTK_RESPONSE_OK: + { + PlumaDocument *doc; + + pluma_debug_message (DEBUG_PLUGINS, "GTK_RESPONSE_OK"); + + doc = pluma_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); + + pluma_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 (PlumaWindow *window, + WindowData *data) +{ + PlumaView *view; + + pluma_debug (DEBUG_PLUGINS); + + view = pluma_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 +pluma_docinfo_plugin_init (PlumaDocInfoPlugin *plugin) +{ + pluma_debug_message (DEBUG_PLUGINS, "PlumaDocInfoPlugin initializing"); +} + +static void +pluma_docinfo_plugin_finalize (GObject *object) +{ + pluma_debug_message (DEBUG_PLUGINS, "PlumaDocInfoPlugin finalizing"); + + G_OBJECT_CLASS (pluma_docinfo_plugin_parent_class)->finalize (object); +} + +static void +impl_activate (PlumaPlugin *plugin, + PlumaWindow *window) +{ + GtkUIManager *manager; + WindowData *data; + + pluma_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 ("PlumaDocInfoPluginActions"); + + 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 = pluma_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 (PlumaPlugin *plugin, + PlumaWindow *window) +{ + GtkUIManager *manager; + WindowData *data; + + pluma_debug (DEBUG_PLUGINS); + + manager = pluma_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 (PlumaPlugin *plugin, + PlumaWindow *window) +{ + WindowData *data; + + pluma_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 +pluma_docinfo_plugin_class_init (PlumaDocInfoPluginClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + PlumaPluginClass *plugin_class = PLUMA_PLUGIN_CLASS (klass); + + object_class->finalize = pluma_docinfo_plugin_finalize; + + plugin_class->activate = impl_activate; + plugin_class->deactivate = impl_deactivate; + plugin_class->update_ui = impl_update_ui; +} |