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;
44 * acq_dialog_widgets_t:
46 * global data structure used to expose the progress dialog to the worker thread.
55 VikDataSourceInterface *source_interface;
57 } acq_dialog_widgets_t;
60 VIK_DATASOURCE_CREATENEWLAYER, // Generally Datasources shouldn't use these and let the HCI decide
61 VIK_DATASOURCE_ADDTOLAYER, // between the create or add to layer options
62 VIK_DATASOURCE_AUTO_LAYER_MANAGEMENT,
63 VIK_DATASOURCE_MANUAL_LAYER_MANAGEMENT,
64 } vik_datasource_mode_t;
65 /* TODO: replace track/layer? */
68 VIK_DATASOURCE_INPUTTYPE_NONE = 0,
69 VIK_DATASOURCE_INPUTTYPE_TRWLAYER,
70 VIK_DATASOURCE_INPUTTYPE_TRACK,
71 VIK_DATASOURCE_INPUTTYPE_TRWLAYER_TRACK
72 } vik_datasource_inputtype_t;
75 * VikDataSourceInitFunc:
77 * Returns: pointer to state if OK, otherwise %NULL
79 typedef gpointer (*VikDataSourceInitFunc) ( acq_vik_t *avt );
82 * VikDataSourceCheckExistenceFunc:
84 * Returns: %NULL if OK, otherwise returns an error message.
86 typedef gchar *(*VikDataSourceCheckExistenceFunc) ();
89 * VikDataSourceAddSetupWidgetsFunc:
91 * Create widgets to show in a setup dialog, set up state via user_data.
93 typedef void (*VikDataSourceAddSetupWidgetsFunc) ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data );
96 * VikDataSourceGetCmdStringFunc:
97 * @user_data: provided by #VikDataSourceInterface.init_func or dialog with params
98 * @args: the arguments computed for #VikDataSourceInterface.process_func
99 * @extra: extra arguments for #VikDataSourceInterface.process_func
100 * @options: even more options for #VikDataSourceInterface.process_func
102 * set both to %NULL to signal refusal (ie already downloading).
104 typedef void (*VikDataSourceGetCmdStringFunc) ( gpointer user_data, gchar **args, gchar **extra, gpointer options );
106 typedef void (*VikDataSourceGetCmdStringFuncWithInput) ( gpointer user_data, gchar **babelargs_or_shellcmd, gchar **inputfile_or_inputtype, const gchar *input_file_name );
107 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 );
110 * VikDataSourceProcessFunc:
112 * @cmd: the arguments computed by #VikDataSourceInterface.get_cmd_string_func
113 * @extra: the extra arguments computed by #VikDataSourceInterface.get_cmd_string_func
114 * @status_cb: the #VikDataSourceInterface.progress_func
115 * @adw: the widgets and data used by #VikDataSourceInterface.progress_func
116 * @options: more options returned by #VikDataSourceInterface.get_cmd_string_func
118 * The actual function to do stuff - must report success/failure.
120 typedef gboolean (*VikDataSourceProcessFunc) ( gpointer vtl, const gchar *cmd, const gchar *extra, BabelStatusFunc status_cb, acq_dialog_widgets_t *adw, gpointer options );
123 typedef void (*VikDataSourceProgressFunc) ( BabelProgressCode c, gpointer data, acq_dialog_widgets_t *w );
126 * VikDataSourceAddProgressWidgetsFunc:
128 * Creates widgets to show in a progress dialog, may set up state via user_data.
130 typedef void (*VikDataSourceAddProgressWidgetsFunc) ( GtkWidget *dialog, gpointer user_data );
133 * VikDataSourceCleanupFunc:
135 * Frees any widgets created for the setup or progress dialogs, any allocated state, etc.
137 typedef void (*VikDataSourceCleanupFunc) ( gpointer user_data );
139 typedef void (*VikDataSourceOffFunc) ( gpointer user_data, gchar **babelargs_or_shellcmd, gchar **inputfile_or_inputtype );;
142 * VikDataSourceInterface:
146 struct _VikDataSourceInterface {
147 const gchar *window_title;
148 const gchar *layer_title;
149 vik_datasource_mode_t mode;
150 vik_datasource_inputtype_t inputtype;
152 gboolean keep_dialog_open; /* when done */
156 /*** Manual UI Building ***/
157 VikDataSourceInitFunc init_func;
158 VikDataSourceCheckExistenceFunc check_existence_func;
159 VikDataSourceAddSetupWidgetsFunc add_setup_widgets_func;
162 /* or VikDataSourceGetCmdStringFuncWithInput, if inputtype is not NONE */
163 VikDataSourceGetCmdStringFunc get_cmd_string_func;
165 VikDataSourceProcessFunc process_func;
167 VikDataSourceProgressFunc progress_func;
168 VikDataSourceAddProgressWidgetsFunc add_progress_widgets_func;
169 VikDataSourceCleanupFunc cleanup_func;
170 VikDataSourceOffFunc off_func;
172 /*** UI Building ***/
173 VikLayerParam * params;
174 guint16 params_count;
175 VikLayerParamData * params_defaults;
176 gchar ** params_groups;
177 guint8 params_groups_count;
181 /**********************************/
183 void a_acquire ( VikWindow *vw,
186 vik_datasource_mode_t mode,
187 VikDataSourceInterface *source_interface,
189 VikDataSourceCleanupFunc cleanup_function );
191 GtkWidget *a_acquire_trwlayer_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrwLayer *vtl);
193 GtkWidget *a_acquire_trwlayer_track_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrwLayer *vtl);
195 GtkWidget *a_acquire_track_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrack *tr);
197 void a_acquire_set_filter_track ( VikTrack *tr );