diff options
Diffstat (limited to 'ui/gtk/file_dlg.c')
| -rw-r--r-- | ui/gtk/file_dlg.c | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/ui/gtk/file_dlg.c b/ui/gtk/file_dlg.c new file mode 100644 index 0000000000..0d57ddff60 --- /dev/null +++ b/ui/gtk/file_dlg.c @@ -0,0 +1,258 @@ +/* file_dlg.c + * Utilities to use when constructing file selection dialogs + * + * $Id$ + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * 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 <string.h> +#include <errno.h> + +#include <gtk/gtk.h> + +#include <wsutil/file_util.h> + +#include "ui/gtk/gtkglobals.h" +#include "ui/gtk/gui_utils.h" +#include "ui/gtk/file_dlg.h" +#include "ui/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 = 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(const 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; +} |