/* file_dlg.c * Utilities to use when constructing file selection dialogs * * $Id$ * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * 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. */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include #include #include #include #include "gtk/gtkglobals.h" #include "gtk/gui_utils.h" #include "gtk/file_dlg.h" #include "gtk/keys.h" static gchar *last_open_dir = NULL; static gboolean updated_last_open_dir = FALSE; static void file_selection_browse_destroy_cb(GtkWidget *win, GtkWidget* file_te); /* Keys ... */ #define E_FS_CALLER_PTR_KEY "fs_caller_ptr" /* Create a file selection dialog box window that belongs to Wireshark's main window. */ GtkWidget * file_selection_new(const gchar *title, file_selection_action_t action) { GtkWidget *win; GtkFileChooserAction gtk_action; #ifdef _WIN32 char *u3devicedocumentpath; #endif const gchar *ok_button_text; switch (action) { case FILE_SELECTION_OPEN: gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN; ok_button_text = GTK_STOCK_OPEN; break; case FILE_SELECTION_READ_BROWSE: gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN; ok_button_text = GTK_STOCK_OK; break; case FILE_SELECTION_SAVE: gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE; ok_button_text = GTK_STOCK_SAVE; break; case FILE_SELECTION_WRITE_BROWSE: gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE; ok_button_text = GTK_STOCK_OK; break; case FILE_SELECTION_CREATE_FOLDER: gtk_action = GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER; ok_button_text = GTK_STOCK_OK; break; default: g_assert_not_reached(); gtk_action = -1; ok_button_text = NULL; break; } win = gtk_file_chooser_dialog_new(title, GTK_WINDOW(top_level), gtk_action, #ifndef _WIN32 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, ok_button_text, GTK_RESPONSE_ACCEPT, #else ok_button_text, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, #endif NULL); /* If we've opened a file before, start out by showing the files in the directory in which that file resided. */ if (last_open_dir) file_selection_set_current_folder(win, last_open_dir); #ifdef _WIN32 else { u3devicedocumentpath = getenv_utf8("U3_DEVICE_DOCUMENT_PATH"); if(u3devicedocumentpath != NULL) file_selection_set_current_folder(win, u3devicedocumentpath); } #endif return win; } /* Set the current folder for a file selection dialog. */ gboolean file_selection_set_current_folder(GtkWidget *fs, const gchar *filename) { gboolean ret; size_t filename_len = strlen(filename); gchar *new_filename; /* trim filename, so gtk_file_chooser_set_current_folder() likes it, see below */ if (filename[filename_len -1] == G_DIR_SEPARATOR #ifdef _WIN32 && filename_len > 3) /* e.g. "D:\" */ #else && filename_len > 1) /* e.g. "/" */ #endif { new_filename = g_strdup(filename); new_filename[filename_len-1] = '\0'; } else { new_filename = g_strdup(filename); } /* this function is very pedantic about it's filename parameter */ /* no trailing '\' allowed, unless a win32 root dir "D:\" */ ret = gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(fs), new_filename); g_free(new_filename); return ret; } /* Set the "extra" widget for a file selection dialog, with user-supplied options. */ void file_selection_set_extra_widget(GtkWidget *fs, GtkWidget *extra) { gtk_file_chooser_set_extra_widget(GTK_FILE_CHOOSER(fs), extra); } /* * A generic select_file routine that is intended to be connected to * a Browse button on other dialog boxes. This allows the user to browse * for a file and select it. We fill in the text_entry that is given to us. * * We display the window label specified in our args. */ void file_selection_browse(GtkWidget *file_bt, GtkWidget *file_te, const char *label, file_selection_action_t action) { GtkWidget *caller = gtk_widget_get_toplevel(file_bt); GtkWidget *fs; gchar *f_name; /* Has a file selection dialog box already been opened for that top-level widget? */ fs = g_object_get_data(G_OBJECT(caller), E_FILE_SEL_DIALOG_PTR_KEY); if (fs != NULL) { /* Yes. Just re-activate that dialog box. */ reactivate_window(fs); return; } fs = file_selection_new(label, action); g_object_set_data(G_OBJECT(fs), PRINT_FILE_TE_KEY, file_te); /* Set the E_FS_CALLER_PTR_KEY for the new dialog to point to our caller. */ g_object_set_data(G_OBJECT(fs), E_FS_CALLER_PTR_KEY, caller); /* Set the E_FILE_SEL_DIALOG_PTR_KEY for the caller to point to us */ g_object_set_data(G_OBJECT(caller), E_FILE_SEL_DIALOG_PTR_KEY, fs); /* Call a handler when the file selection box is destroyed, so we can inform our caller, if any, that it's been destroyed. */ g_signal_connect(fs, "destroy", G_CALLBACK(file_selection_browse_destroy_cb), file_te); if (gtk_dialog_run(GTK_DIALOG(fs)) == GTK_RESPONSE_ACCEPT) { f_name = g_strdup(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(fs))); gtk_entry_set_text(GTK_ENTRY(file_te), f_name); g_free(f_name); } window_destroy(fs); } static void file_selection_browse_destroy_cb(GtkWidget *win, GtkWidget* parent_te) { GtkWidget *caller; /* Get the widget that requested that we be popped up. (It should arrange to destroy us if it's destroyed, so that we don't get a pointer to a non-existent window here.) */ caller = g_object_get_data(G_OBJECT(win), E_FS_CALLER_PTR_KEY); /* Tell it we no longer exist. */ g_object_set_data(G_OBJECT(caller), E_FILE_SEL_DIALOG_PTR_KEY, NULL); /* Give the focus to the file text entry widget so the user can just press Return to print to the file. */ gtk_widget_grab_focus(parent_te); } void set_last_open_dir(char *dirname) { size_t len; gchar *new_last_open_dir; if (dirname) { len = strlen(dirname); if (dirname[len-1] == G_DIR_SEPARATOR) { new_last_open_dir = g_strconcat(dirname, NULL); } else { new_last_open_dir = g_strconcat(dirname, G_DIR_SEPARATOR_S, NULL); } if (last_open_dir == NULL || strcmp(last_open_dir, new_last_open_dir) != 0) updated_last_open_dir = TRUE; } else { new_last_open_dir = NULL; if (last_open_dir != NULL) updated_last_open_dir = TRUE; } g_free(last_open_dir); last_open_dir = new_last_open_dir; } char * get_last_open_dir(void) { return last_open_dir; }