2 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
4 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #ifndef _VIKING_ACQUIRE_H
23 #define _VIKING_ACQUIRE_H
27 #include "vikwindow.h"
28 #include "viklayerspanel.h"
29 #include "vikviewport.h"
34 typedef struct _VikDataSourceInterface VikDataSourceInterface;
37 * acq_dialog_widgets_t:
39 * global data structure used to expose the progress dialog to the worker thread.
48 VikDataSourceInterface *source_interface;
50 } acq_dialog_widgets_t;
53 VIK_DATASOURCE_CREATENEWLAYER,
54 VIK_DATASOURCE_ADDTOLAYER
55 } vik_datasource_mode_t;
56 /* TODO: replace track/layer? */
59 VIK_DATASOURCE_INPUTTYPE_NONE = 0,
60 VIK_DATASOURCE_INPUTTYPE_TRWLAYER,
61 VIK_DATASOURCE_INPUTTYPE_TRACK,
62 VIK_DATASOURCE_INPUTTYPE_TRWLAYER_TRACK
63 } vik_datasource_inputtype_t;
66 * VikDataSourceInitFunc:
68 * Returns: pointer to state if OK, otherwise %NULL
70 typedef gpointer (*VikDataSourceInitFunc) ();
73 * VikDataSourceCheckExistenceFunc:
75 * Returns: %NULL if OK, otherwise returns an error message.
77 typedef gchar *(*VikDataSourceCheckExistenceFunc) ();
80 * VikDataSourceAddSetupWidgetsFunc:
82 * Create widgets to show in a setup dialog, set up state via user_data.
84 typedef void (*VikDataSourceAddSetupWidgetsFunc) ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data );
87 * VikDataSourceGetCmdStringFunc:
88 * @user_data: provided by #VikDataSourceInterface.init_func or dialog with params
89 * @args: the arguments computed for #VikDataSourceInterface.process_func
90 * @extra: extra arguments for #VikDataSourceInterface.process_func
92 * set both to %NULL to signal refusal (ie already downloading).
94 typedef void (*VikDataSourceGetCmdStringFunc) ( gpointer user_data, gchar **args, gchar **extra );
96 typedef void (*VikDataSourceGetCmdStringFuncWithInput) ( gpointer user_data, gchar **babelargs_or_shellcmd, gchar **inputfile_or_inputtype, const gchar *input_file_name );
97 typedef void (*VikDataSourceGetCmdStringFuncWithInputInput) ( gpointer user_data, gchar **babelargs_or_shellcmd, gchar **inputfile_or_inputtype, const gchar *input_file_name, const gchar *input_track_file_name );
100 * VikDataSourceProcessFunc:
102 * @cmd: the arguments computed by #VikDataSourceInterface.get_cmd_string_func
103 * @extra: the extra arguments computed by #VikDataSourceInterface.get_cmd_string_func
104 * @status_cb: the #VikDataSourceInterface.progress_func
106 * The actual function to do stuff - must report success/failure.
108 typedef gboolean (*VikDataSourceProcessFunc) ( gpointer vtl, const gchar *cmd, const gchar *extra, BabelStatusFunc status_cb, acq_dialog_widgets_t *adw );
111 typedef void (*VikDataSourceProgressFunc) ( BabelProgressCode c, gpointer data, acq_dialog_widgets_t *w );
114 * VikDataSourceAddProgressWidgetsFunc:
116 * Creates widgets to show in a progress dialog, may set up state via user_data.
118 typedef void (*VikDataSourceAddProgressWidgetsFunc) ( GtkWidget *dialog, gpointer user_data );
121 * VikDataSourceCleanupFunc:
123 * Frees any widgets created for the setup or progress dialogs, any allocated state, etc.
125 typedef void (*VikDataSourceCleanupFunc) ( gpointer user_data );
127 typedef void (*VikDataSourceOffFunc) ( gpointer user_data, gchar **babelargs_or_shellcmd, gchar **inputfile_or_inputtype );;
130 * VikDataSourceInterface:
134 struct _VikDataSourceInterface {
135 const gchar *window_title;
136 const gchar *layer_title;
137 vik_datasource_mode_t mode;
138 vik_datasource_inputtype_t inputtype;
140 gboolean keep_dialog_open; /* when done */
144 /*** Manual UI Building ***/
145 VikDataSourceInitFunc init_func;
146 VikDataSourceCheckExistenceFunc check_existence_func;
147 VikDataSourceAddSetupWidgetsFunc add_setup_widgets_func;
150 /* or VikDataSourceGetCmdStringFuncWithInput, if inputtype is not NONE */
151 VikDataSourceGetCmdStringFunc get_cmd_string_func;
153 VikDataSourceProcessFunc process_func;
155 VikDataSourceProgressFunc progress_func;
156 VikDataSourceAddProgressWidgetsFunc add_progress_widgets_func;
157 VikDataSourceCleanupFunc cleanup_func;
158 VikDataSourceOffFunc off_func;
160 /*** UI Building ***/
161 VikLayerParam * params;
162 guint16 params_count;
163 VikLayerParamData * params_defaults;
164 gchar ** params_groups;
165 guint8 params_groups_count;
169 /**********************************/
170 /**********************************/
171 /**********************************/
173 void a_acquire ( VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikDataSourceInterface *source_interface );
175 GtkWidget *a_acquire_trwlayer_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrwLayer *vtl);
177 GtkWidget *a_acquire_trwlayer_track_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrwLayer *vtl);
179 GtkWidget *a_acquire_track_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrack *tr);
181 void a_acquire_set_filter_track ( VikTrack *tr );