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NxWM::CMediaPlayer: Add logic to read files from the media mountpoint, filter them by extension, and display the file names in the listbox

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This commit is contained in:
Gregory Nutt 2014-07-23 14:47:38 -06:00
parent a6e47d7eb3
commit c4fa22d933
1 changed files with 78 additions and 17 deletions
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95
nxwm/src/cmediaplayer.cxx
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@ -41,6 +41,8 @@
#include <nuttx/config.h>
#include <cstdio>
#include <cstring>
#include <dirent.h>
#include <debug.h>
#include "cwidgetcontrol.hxx"
@ -396,27 +398,86 @@ inline bool CMediaPlayer::showMediaFiles(const char *mediaPath)
m_listbox->removeAllOptions();
#if 0
// Open the media path directory
FAR DIR *dirp = opendir(CONFIG_NXWM_MEDIAPLAYER_MEDIAPATH);
if (!dirp)
{
m_listbox->addOption("Media volume is not mounted", 0,
MKRGB(192, 0, 0),
CONFIG_NXWIDGETS_DEFAULT_BACKGROUNDCOLOR,
MKRGB(255, 0, 0),
CONFIG_NXWM_DEFAULT_SELECTEDBACKGROUNDCOLOR);
return false;
}
// Read each directory entry
// Add the directory entry to the list box
// Close the directory
#else
# warning "Missing Logic"
// Just add a couple of dummy files for testing
FAR struct dirent *direntry;
int index;
m_listbox->addOption("File 1", 0,
CONFIG_NXWIDGETS_DEFAULT_ENABLEDTEXTCOLOR,
CONFIG_NXWIDGETS_DEFAULT_BACKGROUNDCOLOR,
CONFIG_NXWIDGETS_DEFAULT_SELECTEDTEXTCOLOR,
CONFIG_NXWM_DEFAULT_SELECTEDBACKGROUNDCOLOR);
m_listbox->addOption("File 2", 1,
CONFIG_NXWIDGETS_DEFAULT_ENABLEDTEXTCOLOR,
CONFIG_NXWIDGETS_DEFAULT_BACKGROUNDCOLOR,
CONFIG_NXWIDGETS_DEFAULT_SELECTEDTEXTCOLOR,
CONFIG_NXWM_DEFAULT_SELECTEDBACKGROUNDCOLOR);
for (direntry = readdir(dirp), index = 0;
direntry;
direntry = readdir(dirp))
{
// TODO: Recursively examine files in all sub-directories
// Ignore directory entries beginning with '.'
if (direntry->d_name[0] == '.')
{
continue;
}
#if defined(CONFIG_NXWM_MEDIAPLAYER_FILTER)
// Filter files by extension
FAR const char *extension = std::strchr(direntry->d_name, '.');
if (!extension || (true
#if defined(CONFIG_NXWM_MEDIAPLAYER_FILTER_AC3
&& std::strcmp(extension, ".ac3") != 0
#endif
#if defined(CONFIG_NXWM_MEDIAPLAYER_FILTER_DTS
&& std::strcmp(extension, ".dts") != 0
#endif
#if defined(CONFIG_NXWM_MEDIAPLAYER_FILTER_WAV
&& std::strcmp(extension, ".wav") != 0
#endif
#if defined(CONFIG_NXWM_MEDIAPLAYER_FILTER_PCM
&& std::strcmp(extension, ".pcm") != 0
#endif
#if defined(CONFIG_NXWM_MEDIAPLAYER_FILTER_MP3
&& std::strcmp(extension, ".mp3") != 0
#endif
#if defined(CONFIG_NXWM_MEDIAPLAYER_FILTER_MIDI
&& sstd::trcmp(extension, ".mid") != 0
#endif
#if defined(CONFIG_NXWM_MEDIAPLAYER_FILTER_WMA
&& std::strcmp(extension, ".wma") != 0
#endif
#if defined(CONFIG_NXWM_MEDIAPLAYER_FILTER_OGGVORBIS
&& std::strcmp(extension, ".ogg") != 0
#endif
))
{
// File does not match any configured extension
continue;
}
#endif
// Add the directory entry to the list box
m_listbox->addOption(direntry->d_name, index,
CONFIG_NXWIDGETS_DEFAULT_ENABLEDTEXTCOLOR,
CONFIG_NXWIDGETS_DEFAULT_BACKGROUNDCOLOR,
CONFIG_NXWIDGETS_DEFAULT_SELECTEDTEXTCOLOR,
CONFIG_NXWM_DEFAULT_SELECTEDBACKGROUNDCOLOR);
index++;
}
// Close the directory
(void)closedir(dirp);
// Sort the file names in alphabetical order
@ -526,7 +587,7 @@ bool CMediaPlayer::createPlayer(void)
// Show the media files that are available for playing
showMediaFiles(CONFIG_NXWM_MEDIAPLAYER_MEDIAPATH);
(void)showMediaFiles(CONFIG_NXWM_MEDIAPLAYER_MEDIAPATH);
// Control image widths.
// Image widths will depend on if the images will be bordered or not