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Diffstat (limited to 'app/wlib/gtklib/filesel.c')
| -rw-r--r-- | app/wlib/gtklib/filesel.c | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/app/wlib/gtklib/filesel.c b/app/wlib/gtklib/filesel.c new file mode 100644 index 0000000..4c737ae --- /dev/null +++ b/app/wlib/gtklib/filesel.c @@ -0,0 +1,174 @@ +/** \file filesel.c + * Create and handle file selectors + */ + +/* XTrkCad - Model Railroad CAD + * Copyright (C) 2005 Dave Bullis + * + * 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. + */ + +#include <stdio.h> +#include <stdlib.h> +#ifdef HAVE_MALLOC_H +#include <malloc.h> +#endif +#include <unistd.h> +#include <string.h> + +#include "gtkint.h" +#include "i18n.h" + +struct wFilSel_t { + GtkWidget * window; + wFilSelCallBack_p action; + void * data; + int pattCount; + GtkFileFilter *filter[ 10 ]; + wFilSelMode_e mode; + int opt; + const char * title; + wWin_p parent; + }; + + +/** + * Create a new file selector. Only the internal data structures are + * set up, no dialog is created. + * + * \param w IN parent window + * \param mode IN ? + * \param opt IN ? + * \param title IN dialog title + * \param pattList IN list of selection patterns + * \param action IN callback + * \param data IN ? + * \return the newly created file selector structure + */ + +struct wFilSel_t * wFilSelCreate( + wWin_p w, + wFilSelMode_e mode, + int opt, + const char * title, + const char * pattList, + wFilSelCallBack_p action, + void * data ) +{ + struct wFilSel_t *fs; + int count; + char * cp; + GtkFileFilter *filter; + + fs = (struct wFilSel_t*)malloc(sizeof *fs); + if (!fs) + return NULL; + + fs->parent = w; + fs->window = 0; + fs->mode = mode; + fs->opt = opt; + fs->title = strdup( title ); + fs->action = action; + fs->data = data; + + if (pattList) { + //create filters for the passed filter list + cp = strdup(pattList); + count = 0; + // names and patterns are separated by | + cp = strtok( cp, "|" ); + while ( cp && count < 9 ) { + fs->filter[ count ] = gtk_file_filter_new (); + gtk_file_filter_set_name ( fs->filter[ count ], cp ); + cp = strtok( NULL, "|" ); + gtk_file_filter_add_pattern (fs->filter[ count ], cp ); + cp = strtok( NULL, "|" ); + count++; + } + // finally add the all files pattern + fs->filter[ count ] = gtk_file_filter_new (); + gtk_file_filter_set_name( fs->filter[ count ], _("All files") ); + gtk_file_filter_add_pattern( fs->filter[ count ], "*" ); + fs->pattCount = count++; + } else { + fs->filter[ 0 ] = NULL; + fs->pattCount = 0; + } + return fs; +} + +/** + * Show and handle the file selection dialog. + * + * \param fs IN file selection + * \param dirName IN starting directory + * \return always TRUE + */ + +int wFilSelect( struct wFilSel_t * fs, const char * dirName ) +{ + char name[1024]; + char *fileName; + const char *base; + int i; + + char * cp; + if (fs->window == NULL) { + fs->window = gtk_file_chooser_dialog_new( fs->title, + GTK_WINDOW( fs->parent->gtkwin ), + (fs->mode == FS_LOAD ? GTK_FILE_CHOOSER_ACTION_OPEN : GTK_FILE_CHOOSER_ACTION_SAVE ), + GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, + (fs->mode == FS_LOAD ? GTK_STOCK_OPEN : GTK_STOCK_SAVE ), GTK_RESPONSE_ACCEPT, + NULL ); + if (fs->window==0) abort(); + // get confirmation before overwritting an existing file + gtk_file_chooser_set_do_overwrite_confirmation( GTK_FILE_CHOOSER(fs->window), TRUE ); + + // add the file filters to the dialog box + if( fs->pattCount ) { + for( i = 0; i <= fs->pattCount; i++ ) { + gtk_file_chooser_add_filter( GTK_FILE_CHOOSER( fs->window ), fs->filter[ i ] ); + } + } + /** \todo for loading a shortcut folder could be added linking to the example directory */ + + } + strcpy( name, dirName ); + cp = name+strlen(name); + if (cp[-1] != '/') { + *cp++ = '/'; + *cp = 0; + } + if( fs->mode == FS_SAVE ) + gtk_file_chooser_set_current_name( GTK_FILE_CHOOSER(fs->window), name ); + + if( gtk_dialog_run( GTK_DIALOG( fs->window )) == GTK_RESPONSE_ACCEPT ) { + fileName = gtk_file_chooser_get_filename( GTK_FILE_CHOOSER(fs->window) ); + if (fs->data) + strcpy( fs->data, fileName ); + if (fs->action) { + base = strrchr( fileName, '/' ); + if (base==0) { + fprintf(stderr,"no / in %s\n", fileName ); + return 1; + } + fs->action( fileName, base+1, fs->data ); + } + } + gtk_widget_hide( GTK_WIDGET( fs->window )); + + return 1; +} |