134 lines
3.9 KiB
C++
134 lines
3.9 KiB
C++
/*
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* libopenmpt_plugin_settings.hpp
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* ------------------------------
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* Purpose: libopenmpt plugin settings
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* Notes : (currently none)
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* Authors: OpenMPT Devs
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* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
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*/
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#ifndef LIBOPENMPT_PLUGIN_SETTINGS_HPP
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#define LIBOPENMPT_PLUGIN_SETTINGS_HPP
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#ifndef NOMINMAX
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#define NOMINMAX
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#endif
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#include <windows.h>
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#include <string>
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namespace libopenmpt {
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namespace plugin {
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typedef void (*changed_func)();
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struct libopenmpt_settings {
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bool no_default_format;
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int samplerate;
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int channels;
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int mastergain_millibel;
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int stereoseparation;
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int use_amiga_resampler;
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int amiga_filter_type;
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int repeatcount;
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int interpolationfilterlength;
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int ramping;
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int vis_allow_scroll;
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changed_func changed;
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};
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class settings : public libopenmpt_settings {
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private:
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std::wstring subkey;
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protected:
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virtual void read_setting( const std::string & /* key */ , const std::wstring & keyW, int & val ) {
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HKEY regkey = HKEY();
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if ( RegOpenKeyEx( HKEY_CURRENT_USER, ( L"Software\\libopenmpt\\" + subkey ).c_str(), 0, KEY_READ, ®key ) == ERROR_SUCCESS ) {
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DWORD v = val;
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DWORD type = REG_DWORD;
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DWORD typesize = sizeof(v);
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if ( RegQueryValueEx( regkey, keyW.c_str(), NULL, &type, (BYTE *)&v, &typesize ) == ERROR_SUCCESS )
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{
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val = v;
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}
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RegCloseKey( regkey );
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regkey = HKEY();
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}
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}
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virtual void write_setting( const std::string & /* key */, const std::wstring & keyW, int val ) {
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HKEY regkey = HKEY();
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if ( RegCreateKeyEx( HKEY_CURRENT_USER, ( L"Software\\libopenmpt\\" + subkey ).c_str(), 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, ®key, NULL ) == ERROR_SUCCESS ) {
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DWORD v = val;
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DWORD type = REG_DWORD;
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DWORD typesize = sizeof(v);
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if ( RegSetValueEx( regkey, keyW.c_str(), NULL, type, (const BYTE *)&v, typesize ) == ERROR_SUCCESS )
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{
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// ok
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}
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RegCloseKey( regkey );
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regkey = HKEY();
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}
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}
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public:
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settings( const std::wstring & subkey, bool no_default_format )
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: subkey(subkey)
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{
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libopenmpt_settings::no_default_format = no_default_format;
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samplerate = 48000;
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channels = 2;
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mastergain_millibel = 0;
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stereoseparation = 100;
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repeatcount = 0;
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interpolationfilterlength = 8;
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use_amiga_resampler = 0;
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amiga_filter_type = 0;
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ramping = -1;
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vis_allow_scroll = 1;
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changed = 0;
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}
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void load()
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{
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#define read_setting(a,b,c) read_setting( b , L ## b , c)
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read_setting( subkey, "Samplerate_Hz", samplerate );
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read_setting( subkey, "Channels", channels );
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read_setting( subkey, "MasterGain_milliBel", mastergain_millibel );
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read_setting( subkey, "StereoSeparation_Percent", stereoseparation );
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read_setting( subkey, "RepeatCount", repeatcount );
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read_setting( subkey, "InterpolationFilterLength", interpolationfilterlength );
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read_setting( subkey, "UseAmigaResampler", use_amiga_resampler );
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read_setting( subkey, "AmigaFilterType", amiga_filter_type );
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read_setting( subkey, "VolumeRampingStrength", ramping );
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read_setting( subkey, "VisAllowScroll", vis_allow_scroll );
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#undef read_setting
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}
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void save()
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{
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#define write_setting(a,b,c) write_setting( b , L ## b , c)
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write_setting( subkey, "Samplerate_Hz", samplerate );
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write_setting( subkey, "Channels", channels );
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write_setting( subkey, "MasterGain_milliBel", mastergain_millibel );
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write_setting( subkey, "StereoSeparation_Percent", stereoseparation );
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write_setting( subkey, "RepeatCount", repeatcount );
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write_setting( subkey, "InterpolationFilterLength", interpolationfilterlength );
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write_setting( subkey, "UseAmigaResampler", use_amiga_resampler );
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write_setting( subkey, "AmigaFilterType", amiga_filter_type );
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write_setting( subkey, "VolumeRampingStrength", ramping );
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write_setting( subkey, "VisAllowScroll", vis_allow_scroll );
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#undef write_setting
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}
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virtual ~settings()
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{
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return;
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}
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};
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} // namespace plugin
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} // namespace libopenmpt
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#endif // LIBOPENMPT_PLUGIN_SETTINGS_HPP
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