c4b6278c02
* You can now add arbitrarily named fields to the message as well, without having them all specified in the template. * Also added a missing converter method that is called when there are no values to add, and implemented all methods in the base class, so that you only have to implement the methods you actually need.
92 lines
2.6 KiB
C++
92 lines
2.6 KiB
C++
/*
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* Copyright 2006-2015, Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Axel Dörfler, axeld@pinc-software.de
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* Michael Lotz <mmlr@mlotz.ch>
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*/
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#ifndef DRIVER_SETTINGS_MESSAGE_ADAPTER_H
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#define DRIVER_SETTINGS_MESSAGE_ADAPTER_H
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#include <driver_settings.h>
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#include <Message.h>
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class DriverSettingsConverter {
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public:
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DriverSettingsConverter();
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virtual ~DriverSettingsConverter();
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virtual status_t ConvertFromDriverSettings(
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const driver_parameter& parameter,
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const char* name, int32 index, uint32 type,
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BMessage& target);
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virtual status_t ConvertEmptyFromDriverSettings(
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const driver_parameter& parameter,
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const char* name, uint32 type,
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BMessage& target);
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virtual status_t ConvertToDriverSettings(const BMessage& source,
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const char* name, int32 index,
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uint32 type, BString& value);
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};
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struct settings_template {
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uint32 type;
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const char* name;
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const settings_template* sub_template;
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bool parent_value;
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DriverSettingsConverter* converter;
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};
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class DriverSettingsMessageAdapter {
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public:
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DriverSettingsMessageAdapter();
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~DriverSettingsMessageAdapter();
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status_t ConvertFromDriverSettings(
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const driver_settings& settings,
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const settings_template* settingsTemplate,
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BMessage& message);
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status_t ConvertFromDriverSettings(const char* path,
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const settings_template* settingsTemplate,
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BMessage& message);
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status_t ConvertToDriverSettings(
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const settings_template* settingsTemplate,
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BString& settings, const BMessage& message);
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status_t ConvertToDriverSettings(const char* path,
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const settings_template* settingsTemplate,
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const BMessage& message);
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private:
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const settings_template* _FindSettingsTemplate(
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const settings_template* settingsTemplate,
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const char* name);
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const settings_template* _FindParentValueTemplate(
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const settings_template* settingsTemplate);
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status_t _AddParameter(const driver_parameter& parameter,
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const settings_template& settingsTemplate,
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BMessage& message);
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status_t _ConvertFromDriverParameter(
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const driver_parameter& parameter,
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const settings_template* settingsTemplate,
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BMessage& message);
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status_t _AppendSettings(
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const settings_template* settingsTemplate,
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BString& settings, const BMessage& message,
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const char* name, type_code type,
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int32 count,
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const char* settingName = NULL);
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};
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#endif // DRIVER_SETTINGS_MESSAGE_ADAPTER_H
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