transmission/gtk/util.h

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/******************************************************************************
* $Id$
*
* Copyright (c) 2005-2007 Transmission authors and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
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#ifndef TG_UTIL_H
#define TG_UTIL_H
#include <sys/types.h>
#include <stdarg.h>
/* macro to shut up "unused parameter" warnings */
#define SHUTUP G_GNUC_UNUSED
#define UNUSED G_GNUC_UNUSED
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/* NULL-safe version of strcmp */
int tr_strcmp( const char*, const char * );
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/* XXX this shouldn't be here */
enum tr_torrent_action { TR_TOR_LEAVE, TR_TOR_COPY, TR_TOR_MOVE };
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/* return number of items in array */
#define ALEN(a) ((signed)G_N_ELEMENTS(a))
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/* used for a callback function with a data parameter */
typedef void (*callbackfunc_t)(void*);
/* return a human-readable string for the size given in bytes.
the string must be g_free()d */
char *
readablesize(guint64 size);
/* return a human-readable string for the transfer rate given in bytes.
the string must be g_free()d */
char *
readablespeed (double KiBps);
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/* return a human-readable string for the time given in seconds.
the string must be g_free()d */
char *
readabletime(int secs);
char *
rfc822date (guint64 epoch_msec);
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/* returns a string representing the download ratio.
the string must be g_free()d */
char *
ratiostr(guint64 down, guint64 up);
/* create a directory and any missing parent directories */
gboolean
mkdir_p(const char *name, mode_t mode);
/* create a copy of a GList of strings, this dups the actual strings too */
GList *
dupstrlist( GList * list );
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/* joins a GList of strings into one string using an optional separator */
char *
joinstrlist(GList *list, char *sep);
/* free a GList of strings */
void
freestrlist(GList *list);
/* decodes a string that has been urlencoded */
char *
urldecode(const char *str, int len);
/* return a list of cleaned-up paths, with invalid directories removed */
GList *
checkfilenames(int argc, char **argv);
/* returns the flag for an action string */
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enum tr_torrent_action
toraddaction( const char * action );
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/* returns the action string for a flag */
const char *
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toractionname( enum tr_torrent_action action );
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/* retrieve the global download directory */
char *
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getdownloaddir( void );
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#ifdef GTK_MAJOR_VERSION
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/* here there be dragons */
void
sizingmagic( GtkWindow * wind, GtkScrolledWindow * scroll,
GtkPolicyType hscroll, GtkPolicyType vscroll );
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/* create an error dialog, if wind is NULL or mapped then show dialog now,
otherwise show it when wind becomes mapped */
void
errmsg( GtkWindow * wind, const char * format, ... )
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#ifdef __GNUC__
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__attribute__ (( format ( printf, 2, 3 ) ))
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#endif
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;
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/* create an error dialog but do not gtk_widget_show() it,
calls func( data ) when the dialog is closed */
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GtkWidget *
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errmsg_full( GtkWindow * wind, callbackfunc_t func, void * data,
const char * format, ... )
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#ifdef __GNUC__
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__attribute__ (( format ( printf, 4, 5 ) ))
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#endif
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;
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/* varargs version of errmsg_full() */
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GtkWidget *
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verrmsg_full( GtkWindow * wind, callbackfunc_t func, void * data,
const char * format, va_list ap );
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/* pop up the context menu if a user right-clicks.
if the row they right-click on isn't selected, select it. */
gboolean
on_tree_view_button_pressed (GtkWidget * view,
GdkEventButton * event,
gpointer unused);
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#endif /* GTK_MAJOR_VERSION */
#endif /* TG_UTIL_H */