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text_viewer: callback functions are changed to the function that returns int value.

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And the text viewer quits when the problem occurs by callback functions.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27172 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Yoshihisa Uchida 2010-06-29 11:05:36 +00:00
parent 7195f3a30c
commit 07d03729ff
13 changed files with 56 additions and 25 deletions
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14
apps/plugins/text_viewer/tv_preferences.h
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@ -23,6 +23,12 @@
#ifndef PLUGIN_TEXT_VIEWER_PREFERENCES_H
#define PLUGIN_TEXT_VIEWER_PREFERENCES_H
enum {
TV_CALLBACK_OK,
TV_CALLBACK_STOP,
TV_CALLBACK_ERROR,
};
/* scrollbar_mode */
enum {
SB_OFF = 0,
@ -129,8 +135,12 @@ extern const struct tv_preferences * const preferences;
*
* [In] new_prefs
* new preferences
*
* return
* true success
* false error
*/
void tv_set_preferences(const struct tv_preferences *new_prefs);
bool tv_set_preferences(const struct tv_preferences *new_prefs);
/*
* copy the preferences
@ -154,6 +164,6 @@ void tv_set_default_preferences(struct tv_preferences *p);
* [In] listner
* the function to be executed when the current preferences is changed
*/
void tv_add_preferences_change_listner(void (*listner)(const struct tv_preferences *oldp));
void tv_add_preferences_change_listner(int (*listner)(const struct tv_preferences *oldp));
#endif