cbSemanticHighlight/SHThread.cpp at main · josephch/cbSemanticHighlight · GitHub

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#include <iostream>
#include <cstring> // strcpy

#include <wx/event.h>

#include "GlobalVariables.hpp"
#include "UnsavedFiles.hpp"
#include "SHThread.hpp"
#include "Styles.hpp"

const wxEventType shEVT_HIGHLIGHT = wxNewEventType();

wxThread::ExitCode SHThread::Entry()
{
    fprintf(stderr, "\tThread[%p]: started.\n", &editor);

    UnsavedFiles uf;

    // initialize
    index = clang_createIndex(0, 0);
    uf = UnsavedFiles::current;
    uf.Print();
    unit = uf.Parse(editor, index);

    if (!unit)
        return 0; // TODO: event

    fprintf(stderr, "\tThread[%p]: data initialized.\n", &editor);

    SHEvent evt(editor);

    // initial highlight: notify GUI thread
    uf.PrepareSHData(editor, unit, evt.styles, evt.diagnostics);
    evt.version = uf.GetVersion(editor);
    handler->AddPendingEvent(evt);

    while (true)
    {
        Action action;

        fprintf(stderr, "\tThread[%p]: going to sleep\n", &editor);

        {
            wxMutexLocker locker(sharedData.mutex);
            while (sharedData.action == NONE)
                sharedData.condition.Wait();
            action = sharedData.action;
            sharedData.action = NONE;
        }

        fprintf(stderr, "\tThread[%p]: resumed, action = %d.\n", &editor, action);

        switch (action)
        {
        case NONE:
            continue;
        case EXIT:
            fprintf(stderr, "\tThread[%p]: exiting.\n", &editor);
            return 0;
        case PARSE:
            clang_disposeTranslationUnit(unit);
            uf = UnsavedFiles::current;
            unit = uf.Parse(editor, index);
            if (!unit)
                return 0;  // TODO: event
            uf.PrepareSHData(editor, unit, evt.styles, evt.diagnostics);
            evt.version = uf.GetVersion(editor);
            handler->AddPendingEvent(evt);
            break;
        case REPARSE:
            uf = UnsavedFiles::current;
            uf.Reparse(unit);
            uf.PrepareSHData(editor, unit, evt.styles, evt.diagnostics);
            evt.version = uf.GetVersion(editor);
            handler->AddPendingEvent(evt);
            break;
        }
    }

    return 0;
}