feat(sdk): add showMessageBox to DataSource runtime host API#24
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Extends the DataSource SDK with modal message box support, allowing plugins to display info/warning/error/question dialogs to users during data loading or streaming operations. C ABI additions (data_source_protocol.h): - PJ_message_box_type_t enum (Info, Warning, Error, Question) - PJ_message_box_buttons_t flags (Ok, Cancel, Yes, No, etc.) - show_message_box function in runtime host vtable C++ SDK additions (data_source_plugin_base.hpp): - MessageBoxType and MessageBoxButton enums - DataSourceRuntimeHostView::showMessageBox() with typed return - Convenience methods: showInfo, showWarning, showError - Decision helpers: askContinue, askYesNo Protoapp implementation: - RuntimeHostState callback pattern for Qt binding - makeMessageBoxCallback() factory using QMessageBox - Callback bound to sessions before start
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Summary
Extends the DataSource SDK with modal message box support, allowing plugins to display info/warning/error/question dialogs during data loading or streaming.
Changes
C ABI (
data_source_protocol.h):PJ_message_box_type_tenum: Info, Warning, Error, QuestionPJ_message_box_buttons_tflags: Ok, Cancel, Yes, No, Continue, Abort, Retry, Ignoreshow_message_boxfunction in runtime host vtableC++ SDK (
data_source_plugin_base.hpp):MessageBoxTypeandMessageBoxButtonenumsDataSourceRuntimeHostView::showMessageBox()with typed returnshowInfo,showWarning,showErroraskContinue,askYesNoProtoapp:
ShowMessageBoxCallbackin RuntimeHostStatemakeMessageBoxCallback()factory using QMessageBoxTest plan