forked from osmocom/wireshark
259 lines
7.2 KiB
C
259 lines
7.2 KiB
C
/* file_dlg.c
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* Utilities to use when constructing file selection dialogs
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <string.h>
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#include <errno.h>
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#include <gtk/gtk.h>
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#include <epan/filesystem.h>
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#include "gtk/gtkglobals.h"
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#include "gtk/gui_utils.h"
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#include "gtk/file_dlg.h"
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#include "gtk/keys.h"
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static gchar *last_open_dir = NULL;
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static gboolean updated_last_open_dir = FALSE;
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static void file_selection_browse_destroy_cb(GtkWidget *win, GtkWidget* file_te);
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/* Keys ... */
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#define E_FS_CALLER_PTR_KEY "fs_caller_ptr"
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/* Create a file selection dialog box window that belongs to Wireshark's
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main window. */
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GtkWidget *
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file_selection_new(const gchar *title, file_selection_action_t action)
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{
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GtkWidget *win;
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GtkFileChooserAction gtk_action;
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#ifdef _WIN32
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char *u3devicedocumentpath;
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#endif
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const gchar *ok_button_text;
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switch (action) {
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case FILE_SELECTION_OPEN:
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gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN;
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ok_button_text = GTK_STOCK_OPEN;
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break;
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case FILE_SELECTION_READ_BROWSE:
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gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN;
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ok_button_text = GTK_STOCK_OK;
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break;
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case FILE_SELECTION_SAVE:
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gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE;
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ok_button_text = GTK_STOCK_SAVE;
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break;
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case FILE_SELECTION_WRITE_BROWSE:
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gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE;
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ok_button_text = GTK_STOCK_OK;
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break;
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case FILE_SELECTION_CREATE_FOLDER:
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gtk_action = GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER;
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ok_button_text = GTK_STOCK_OK;
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break;
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default:
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g_assert_not_reached();
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gtk_action = -1;
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ok_button_text = NULL;
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break;
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}
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win = gtk_file_chooser_dialog_new(title, GTK_WINDOW(top_level), gtk_action,
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#ifndef _WIN32
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GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
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ok_button_text, GTK_RESPONSE_ACCEPT,
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#else
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ok_button_text, GTK_RESPONSE_ACCEPT,
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GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
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#endif
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NULL);
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/* If we've opened a file before, start out by showing the files in the directory
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in which that file resided. */
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if (last_open_dir)
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file_selection_set_current_folder(win, last_open_dir);
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#ifdef _WIN32
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else {
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u3devicedocumentpath = getenv_utf8("U3_DEVICE_DOCUMENT_PATH");
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if(u3devicedocumentpath != NULL)
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file_selection_set_current_folder(win, u3devicedocumentpath);
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}
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#endif
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return win;
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}
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/* Set the current folder for a file selection dialog. */
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gboolean
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file_selection_set_current_folder(GtkWidget *fs, const gchar *filename)
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{
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gboolean ret;
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int filename_len = strlen(filename);
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gchar *new_filename;
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/* trim filename, so gtk_file_chooser_set_current_folder() likes it, see below */
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if (filename[filename_len -1] == G_DIR_SEPARATOR
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#ifdef _WIN32
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&& filename_len > 3) /* e.g. "D:\" */
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#else
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&& filename_len > 1) /* e.g. "/" */
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#endif
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{
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new_filename = g_strdup(filename);
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new_filename[filename_len-1] = '\0';
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} else {
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new_filename = g_strdup(filename);
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}
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/* this function is very pedantic about it's filename parameter */
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/* no trailing '\' allowed, unless a win32 root dir "D:\" */
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ret = gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(fs), new_filename);
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g_free(new_filename);
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return ret;
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}
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/* Set the "extra" widget for a file selection dialog, with user-supplied
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options. */
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void
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file_selection_set_extra_widget(GtkWidget *fs, GtkWidget *extra)
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{
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gtk_file_chooser_set_extra_widget(GTK_FILE_CHOOSER(fs), extra);
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}
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/*
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* A generic select_file routine that is intended to be connected to
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* a Browse button on other dialog boxes. This allows the user to browse
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* for a file and select it. We fill in the text_entry that is given to us.
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*
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* We display the window label specified in our args.
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*/
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void
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file_selection_browse(GtkWidget *file_bt, GtkWidget *file_te, const char *label, file_selection_action_t action)
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{
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GtkWidget *caller = gtk_widget_get_toplevel(file_bt);
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GtkWidget *fs;
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gchar *f_name;
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/* Has a file selection dialog box already been opened for that top-level
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widget? */
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fs = g_object_get_data(G_OBJECT(caller), E_FILE_SEL_DIALOG_PTR_KEY);
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if (fs != NULL) {
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/* Yes. Just re-activate that dialog box. */
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reactivate_window(fs);
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return;
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}
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fs = file_selection_new(label, action);
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g_object_set_data(G_OBJECT(fs), PRINT_FILE_TE_KEY, file_te);
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/* Set the E_FS_CALLER_PTR_KEY for the new dialog to point to our caller. */
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g_object_set_data(G_OBJECT(fs), E_FS_CALLER_PTR_KEY, caller);
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/* Set the E_FILE_SEL_DIALOG_PTR_KEY for the caller to point to us */
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g_object_set_data(G_OBJECT(caller), E_FILE_SEL_DIALOG_PTR_KEY, fs);
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/* Call a handler when the file selection box is destroyed, so we can inform
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our caller, if any, that it's been destroyed. */
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g_signal_connect(fs, "destroy", GTK_SIGNAL_FUNC(file_selection_browse_destroy_cb),
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file_te);
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if (gtk_dialog_run(GTK_DIALOG(fs)) == GTK_RESPONSE_ACCEPT)
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{
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f_name = g_strdup(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(fs)));
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gtk_entry_set_text(GTK_ENTRY(file_te), f_name);
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g_free(f_name);
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}
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window_destroy(fs);
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}
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static void
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file_selection_browse_destroy_cb(GtkWidget *win, GtkWidget* parent_te)
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{
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GtkWidget *caller;
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/* Get the widget that requested that we be popped up.
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(It should arrange to destroy us if it's destroyed, so
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that we don't get a pointer to a non-existent window here.) */
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caller = g_object_get_data(G_OBJECT(win), E_FS_CALLER_PTR_KEY);
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/* Tell it we no longer exist. */
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g_object_set_data(G_OBJECT(caller), E_FILE_SEL_DIALOG_PTR_KEY, NULL);
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/* Give the focus to the file text entry widget so the user can just press
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Return to print to the file. */
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gtk_widget_grab_focus(parent_te);
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}
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void
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set_last_open_dir(char *dirname)
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{
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int len;
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gchar *new_last_open_dir;
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if (dirname) {
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len = strlen(dirname);
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if (dirname[len-1] == G_DIR_SEPARATOR) {
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new_last_open_dir = g_strconcat(dirname, NULL);
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}
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else {
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new_last_open_dir = g_strconcat(dirname,
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G_DIR_SEPARATOR_S, NULL);
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}
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if (last_open_dir == NULL ||
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strcmp(last_open_dir, new_last_open_dir) != 0)
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updated_last_open_dir = TRUE;
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}
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else {
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new_last_open_dir = NULL;
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if (last_open_dir != NULL)
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updated_last_open_dir = TRUE;
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}
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g_free(last_open_dir);
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last_open_dir = new_last_open_dir;
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}
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char *
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get_last_open_dir(void)
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{
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return last_open_dir;
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}
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