gpe-edit.gz_editing

/* * Copyright (C) 2001, 2002 Damien Tanner <[email protected]> * Copyright (C) 2004, 2006 Florian Boor <[email protected]> * * 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. */ #include <sys/types.h> #include <sys/stat.h> #include <stdlib.h> #include <libgen.h> #include <string.h> #include <libintl.h> #include <unistd.h> #include <stdio.h> #include <fcntl.h> #include <gtk/gtk.h> #include <gdk/gdkkeysyms.h> #include <gpe/init.h> #include <gpe/errorbox.h> #include <gpe/gpedialog.h> #include <gpe/pixmaps.h> #include <gpe/picturebutton.h> #include <gpe/question.h> #include <gpe/spacing.h> #include <gpe/gpehelp.h> #define WINDOW_NAME "Editor" #define _(_x) gettext (_x) gchar *filename = NULL; gint file_modified = 0; gint search_replace_open = 0; gint last_found = 0; gboolean utf8_mode; const gchar *appname = "gpe-edit"; GtkWidget *main_window; GtkWidget *text_area; GtkWidget *file_selector; GtkWidget *search_replace_vbox; /* some forwards */ static void save_file (void); struct gpe_icon my_icons[] = { // { "save_as", "save_as" }, // { "cut", "cut" }, // { "copy", "copy" }, // { "paste", "paste" }, // { "search", "search" }, // { "search_and_replace", "search_and_replace" }, // { "right", "right" }, // { "dir-closed", "dir-closed" }, // { "dir-up", "dir-up" }, // { "stop", "stop" }, { "icon","/usr/share/pixmaps/gpe-edit.png" }, // { "help", "help" }, {NULL, NULL} }; guint window_x = 240, window_y = 310; static void show_help (void) { gboolean test; gchar *topic = NULL; test = gpe_show_help(appname, topic); if (test == TRUE) gpe_error_box (_("Help not (or incorrectly) installed. Or no helpviewer application registered.")); } static void clear_text_area (void) { GtkTextBuffer *buf = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_area)); gtk_text_buffer_set_text(buf,"",0); } static void update_window_title (void) { gchar *window_title; GError *error = NULL; gchar *displayname, *udisplayname; gchar *wname = _(WINDOW_NAME); if (filename == NULL || strlen (filename) == 0) { displayname = g_strdup_printf("%s %s",_("Untitled"),file_modified ? "*" : ""); } else { displayname = g_strdup_printf("%s %s",basename(filename),file_modified ? "*" : ""); } udisplayname = g_locale_to_utf8 (displayname, -1, NULL, NULL, &error); if (error) { gpe_error_box (error->message); g_error_free (error); } if (udisplayname) { window_title = g_strdup_printf ("%s - %s", wname, udisplayname); gtk_window_set_title (GTK_WINDOW (main_window), window_title); g_free (udisplayname); g_free (window_title); } g_free (displayname); } static void text_changed (void) { if (file_modified == 0) { file_modified = 1; update_window_title (); } } static void new_file (GtkWidget *w, gpointer p) { if (file_modified) { if (gpe_question_ask (_("Current file is modified, save?"), _("Question"), "question", "!gtk-no", NULL, "!gtk-yes", NULL, NULL)) save_file (); else file_modified = 0; } if (!file_modified) { clear_text_area (); file_modified = 0; if (filename) g_free(filename); filename = NULL; update_window_title (); } } static void open_file (const char *new_filename) { struct stat file_stat; gchar *old_filename; FILE *fp; old_filename = filename; filename = g_strdup (new_filename); if ( (fp = fopen(filename, "r")) == NULL) { gpe_perror_box (filename); g_free (filename); filename = old_filename; } else { GtkTextIter start, end; GtkTextBuffer *buf = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_area)); gchar *text, *buffer; gsize size; stat (filename, &file_stat); buffer = g_malloc (file_stat.st_size); fread (buffer, file_stat.st_size, 1, fp); fclose (fp); clear_text_area (); if (utf8_mode) { text = buffer; size = file_stat.st_size; } else { GError *error = NULL; text = g_locale_to_utf8 (buffer, file_stat.st_size, NULL, &size, &error); g_free (buffer); if (error) { gpe_error_box (error->message); g_error_free (error); } } if (text) { gtk_text_buffer_get_bounds (buf, &start, &end); gtk_text_buffer_insert (buf, &start, text, size); g_free (text); } file_modified = 0; update_window_title (); if (old_filename) g_free(old_filename); } } static void open_file_from_filesel (GtkFileSelection *selector, gpointer user_data) { char *fname = NULL; fname = g_strdup(gtk_file_selection_get_filename (GTK_FILE_SELECTION (file_selector))); gtk_widget_destroy (file_selector); open_file (fname); if (fname) free(fname); } static void do_save_file (gchar *filename) { guint text_length; FILE *fp; if ( (fp = fopen(filename, "w")) == NULL) { gpe_perror_box (filename); } else { GtkTextIter start, end; GtkTextBuffer *buf = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_area)); gchar *text; gtk_text_buffer_get_bounds (buf, &start, &end); text = gtk_text_buffer_get_text (buf, &start, &end, FALSE); if (!utf8_mode) { gchar *p = text; text = g_locale_from_utf8 (text, -1, NULL, NULL, NULL); g_free (p); } if (text) { text_length = strlen (text); fwrite (text, 1, text_length, fp); fclose (fp); g_free (text); } file_modified = 0; update_window_title (); } } static void select_open_file (void) { file_selector = gtk_file_selection_new (_("Open File ...")); if(filename != NULL) { gchar *dir, *dir_with_sep; gint path_len; dir = g_path_get_dirname(filename); path_len = strlen(dir); dir_with_sep = (gchar *) g_malloc(path_len+2); strncpy(dir_with_sep, dir, path_len); dir_with_sep[path_len] = G_DIR_SEPARATOR; dir_with_sep[path_len+1] = '\0'; gtk_file_selection_set_filename(GTK_FILE_SELECTION(file_selector), dir_with_sep); g_free(dir_with_sep); g_free(dir); } gtk_signal_connect_object (GTK_OBJECT (GTK_FILE_SELECTION(file_selector)->ok_button), "clicked", GTK_SIGNAL_FUNC (open_file_from_filesel), NULL); gtk_signal_connect_object (GTK_OBJECT (GTK_FILE_SELECTION(file_selector)->cancel_button), "clicked", GTK_SIGNAL_FUNC (gtk_widget_destroy), (gpointer) file_selector); gtk_window_set_transient_for(GTK_WINDOW(file_selector), GTK_WINDOW(main_window)); gtk_window_set_modal(GTK_WINDOW(file_selector), TRUE); gtk_widget_show (file_selector); } static void select_save_file_as (void) { gchar *suggested_filename; guint text_length; GtkTextIter start, end; gint offset; GtkTextBuffer *buf = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_area)); gtk_text_buffer_get_bounds (buf, &start, &end); offset = gtk_text_iter_get_offset (&start); text_length = gtk_text_iter_get_offset (&end) - offset; if (text_length > 10) text_length = 10; gtk_text_iter_set_offset (&end, offset + text_length); suggested_filename = gtk_text_buffer_get_text (buf, &start, &end, FALSE); file_selector = gtk_file_selection_new (_("Save as...")); gtk_window_set_transient_for(GTK_WINDOW(file_selector), GTK_WINDOW(main_window)); gtk_window_set_modal(GTK_WINDOW(file_selector), TRUE); gtk_file_selection_set_filename (GTK_FILE_SELECTION (file_selector), suggested_filename); gtk_widget_show (file_selector); if (gtk_dialog_run(GTK_DIALOG(file_selector)) == GTK_RESPONSE_OK) { if (filename) g_free(filename); filename = g_strdup(gtk_file_selection_get_filename (GTK_FILE_SELECTION (file_selector))); do_save_file (filename); if (access(filename,W