plugin_arg_form.cpp

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      m_Choice(NULL),
      m_Arg(&arg)
{
    _ASSERT(arg.GetConstraint().front()->Which() ==
            CPluginValueConstraint::e_Set);
}


void CMenuFormatter::Process(void)
{
    string val = m_Choice->text();
    switch (m_Arg->GetType()) {
    case CPluginArg::eInteger:
        m_Arg->SetInteger(val);
        break;

    case CPluginArg::eDouble:
        m_Arg->SetDouble(val);
        break;

    case CPluginArg::eString:
        m_Arg->SetString(val);
        break;

    case CPluginArg::eFile:
        m_Arg->SetFile(val);
        break;

    default:
        break;
    }
}


Fl_Widget* CMenuFormatter::GetWidget()
{
    if ( !m_Group ) {
        //
        // create a new group for our argument
        //

        // default pieces of text
        const char* label_text = m_Arg->GetDesc().c_str();
        const char* initial_value = m_Arg->AsString().c_str();
        const char* tooltip = NULL;
        if (m_Arg->IsSetLong_desc()) {
            tooltip = m_Arg->GetLong_desc().c_str();
        }

        // label and value sc_RowWidth
        int label_width = int (sc_RowWidth * sc_LabelFrac);
        int value_width = sc_RowWidth - label_width;

        int label_y = 0;
        int row_height = sc_RowHeight;

        //
        // create our menu
        //
        m_Choice = new Fl_Choice(label_width, 0, value_width, row_height);
        _ASSERT(m_Choice);

        int default_val = m_Choice->add("");
        string val = m_Arg->AsString();
        ITERATE (CPluginValueConstraint::TSet, set_iter,
                 m_Arg->GetConstraint().front()->GetSet()) {
            string str = *set_iter;
            string::size_type pos = 0;
            while ( (pos = str.find_first_of("/", pos)) != string::npos) {
                str.insert(pos, "\\");
                pos += 2;
            }
            int idx = m_Choice->add(str.c_str());
            if (*set_iter == val) {
                default_val = idx;
            }
        }
        m_Choice->value(default_val);
        //m_Choice->box(FL_DOWN_BOX);
        m_Choice->color(FL_BACKGROUND2_COLOR);
        m_Choice->tooltip(tooltip);
        m_Choice->labelsize(12);
        m_Choice->textsize(12);

        // create a label to go with this as well...
        Fl_Box* label = new Fl_Box(0, 0, label_width, row_height);
        label->label(label_text);
        label->align(FL_ALIGN_INSIDE | FL_ALIGN_RIGHT |
                     FL_ALIGN_CLIP | FL_ALIGN_WRAP);
        label->labelsize(12);

        // create a group for this row
        m_Group = new Fl_Group(0, 0, sc_RowWidth, row_height);
        m_Group->add(label);
        m_Group->add_resizable(*m_Choice);
        m_Group->end();
    }

    return m_Group;
}



//
// CMultiObjFormatter formats the values stored in a multi-column
// list browser as CObjects
//
CMultiObjFormatter::CMultiObjFormatter(CPluginArg& arg,
                                       const TConstScopedObjects& objs)
    : m_Group(NULL),
      m_Browser(NULL),
      m_Arg(&arg),
      m_Objects(objs)
{
}


CMultiObjFormatter::~CMultiObjFormatter()
{
} 


static void
scb_OnPopupBrowser(Fl_Widget* w, void* data)
{
    CObjBrowser* browser = static_cast<CObjBrowser*>(data);
    if (browser) {
        browser->ShowBrowseDlg();
    }
}


Fl_Widget* CMultiObjFormatter::GetWidget()
{
    if ( !m_Group ) {
        //
        // create a new group for our argument
        //

        // default pieces of text
        const char* label_text = m_Arg->GetDesc().c_str();
        const char* tooltip = NULL;
        if (m_Arg->IsSetLong_desc()) {
            tooltip = m_Arg->GetLong_desc().c_str();
        }

        // label and value sc_RowWidth
        const int label_y = 0;
        const int button_size = 19;
        const int label_width = int (sc_RowWidth * sc_LabelFrac);
        const int value_width = sc_RowWidth - label_width - button_size - 5;

        const int row_height = sc_RowHeight * 5;
        const int button_x = label_width + value_width + 5;
        const int button_y = label_y + row_height / 2 - button_size / 2;

        //
        // create our selector
        //
        Fl_Group* parent = new Fl_Group(0, 0,
                                        label_width + value_width, row_height);

        m_Browser = new CObjBrowser(parent->x(), parent->y(),
                                    parent->w(), parent->h(),
                                    m_Arg->GetObjectSubtype(), label_text);
        _ASSERT(m_Browser);
        m_Browser->Reserve(m_Arg->GetData().GetArray().size());
        set<const CObject*> obj_ptrs;
        ITERATE (TConstScopedObjects, iter, m_Objects) {
            const CObject* obj = iter->object;
            const IDocument* doc =
                CDocManager::GetDocumentFromScope(*iter->scope);
            if (doc  &&  obj  &&
                obj_ptrs.find(obj) == obj_ptrs.end()) {
                m_Browser->Add(*doc, *obj);
                obj_ptrs.insert(obj);
            }
        }
        m_Browser->tooltip(tooltip);
        m_Browser->box(FL_THIN_DOWN_FRAME);
        m_Browser->labelsize(12);

        parent->end();
        parent->resizable(m_Browser);
        parent->box(FL_DOWN_BOX);
        parent->color(FL_BACKGROUND2_COLOR);

        // ...add a button to launch the select from other dialog
        Fl_Button* button = new Fl_Button(button_x, button_y,
                                          button_size, button_size, "...");
        button->callback(scb_OnPopupBrowser, m_Browser);

        // create a group for this row
        m_Group = new Fl_Group(0, 0, sc_RowWidth, row_height);
        //m_Group->add(label);
        m_Group->add_resizable(*parent);
        m_Group->add(button);
        m_Group->end();
    }

    return m_Group;
}

void CMultiObjFormatter::Process(void)
{
    if ( !m_Browser ) {
        return;
    }

    CPluginArg::TValues value_list;
    for (size_t i = 0;  i < m_Browser->GetRows();  ++i) {
        const SBrowserObject& obj = m_Browser->GetData(i);

        CRef<CPluginValue> value(new CPluginValue);
        value->SetObject(*obj.document, *obj.object);
        value_list.push_back(value);
    }
    if (value_list.size()) {
        m_Arg->SetObject(value_list);
    }
}

//
// CSingleObjFormatter formats the values stored in an Fl_Choice 
// as CObjects
//
CSingleObjFormatter::CSingleObjFormatter(CPluginArg& arg,
                                         const TConstScopedObjects& objs)
    : m_Group(NULL),
      m_Choice(NULL),
      m_Arg(&arg),
      m_Objects(objs)
{
}


Fl_Widget* CSingleObjFormatter::GetWidget()
{
    if ( !m_Group ) {
        //
        // create a new group for our argument
        //

        // default pieces of text
        const char* label_text = m_Arg->GetDesc().c_str();
        const char* tooltip = NULL;
        if (m_Arg->IsSetLong_desc()) {
            tooltip = m_Arg->GetLong_desc().c_str();
        }

        // label and value sc_RowWidth
        int label_width = int (sc_RowWidth * sc_LabelFrac);
        int value_width = sc_RowWidth - label_width;

        int label_y = 0;
        int row_height = sc_RowHeight;

        //
        // create our menu
        //
        m_Choice = new CObjChoice(label_width, 0, value_width, row_height,
                                  m_Arg->GetObjectSubtype());
        _ASSERT(m_Choice);

        set<const CObject*> obj_ptrs;
        ITERATE (TConstScopedObjects, iter, m_Objects) {
            const CObject* obj = iter->object;
            const IDocument* doc =
                CDocManager::GetDocumentFromScope(*iter->scope);
            if (doc  &&  obj  &&
                obj_ptrs.find(obj) == obj_ptrs.end()) {
                m_Choice->Add(*doc, *obj);
            }
        }
        m_Choice->color(FL_BACKGROUND2_COLOR);
        m_Choice->tooltip(tooltip);
        m_Choice->labelsize(12);
        m_Choice->textsize(12);

        // create a label to go with this as well...
        Fl_Box* label = new Fl_Box(0, 0, label_width, row_height);
        label->label(label_text);
        label->align(FL_ALIGN_INSIDE | FL_ALIGN_RIGHT |
                     FL_ALIGN_CLIP | FL_ALIGN_WRAP);
        label->labelsize(12);

        // create a group for this row
        m_Group = new Fl_Group(0, 0, sc_RowWidth, row_height);
        m_Group->add(label);
        m_Group->add_resizable(*m_Choice);
        m_Group->end();
    }

    return m_Group;
}

void CSingleObjFormatter::Process(void)
{
    if ( !m_Choice ) {
        return;
    }

    SConstScopedObject obj = m_Choice->GetSelection();
    const IDocument* doc = CDocManager::GetDocumentFromScope(*obj.scope);
    if (obj.object.GetPointer()  &&  doc) {
        m_Arg->SetObject(*doc, *obj.object);
    }
}


////////////////////////////////////////////////////////////////////////////
//
// panel widget to organize flag arguments
//
CFlagPanel::CFlagPanel(CPluginArgSet::Tdata& args)
    : m_Group(NULL)
{
    TConstScopedObjects objs;
    NON_CONST_ITERATE (CPluginArgSet::Tdata, iter, args) {
        CPluginArg& arg = **iter;
        CRef<CArgFormatter> fmt
            (CPluginArgForm::GetFormatter(arg, objs));
        if (fmt) {
            m_Formatters.push_back(fmt);
        }
    }

    size_t right = m_Formatters.size() / 2;
    size_t left  = m_Formatters.size() - right;
    size_t left_ht  = 0;
    size_t right_ht = 0;

    size_t idx = 0;
    NON_CONST_ITERATE (list< CRef<CArgFormatter> >, iter, m_Formatters) {
        Fl_Widget* widget = (*iter)->GetWidget();
        if (idx < left) {
            left_ht += widget->h();
        } else {
            right_ht += widget->h();
        }

        ++idx;
    }

    m_Group = new Fl_Group(0, 0, sc_RowWidth, max(left_ht, right_ht));

    idx = 0;
    left_ht = 0;
    right_ht = 0;
    NON_CONST_ITERATE (list< CRef<CArgFormatter> >, iter, m_Formatters) {
        Fl_Widget* widget = (*iter)->GetWidget();
        if (idx < left) {
            widget->resize(0, left_ht, sc_RowWidth / 2, widget->h());
            left_ht += widget->h();
        } else {
            widget->resize(sc_RowWidth / 2, right_ht, sc_RowWidth / 2, widget->h());
            right_ht += widget->h();
        }
        m_Group->add(widget);
        ++idx;
    }

    m_Group->end();
}


void CFlagPanel::Process()
{
    NON_CONST_ITERATE (list< CRef<CArgFormatter> >, iter, m_Formatters) {
        (*iter)->Process();
    }
}


Fl_Widget* CFlagPanel::GetWidget()
{
    return m_Group;
}


END_NCBI_SCOPE


/*
 * ===========================================================================
 * $Log: plugin_arg_form.cpp,v $
 * Revision 1000.0  2004/06/01 21:17:08  gouriano
 * PRODUCTION: IMPORTED [GCC34_MSVC7] Dev-tree R1.1
 *
 * Revision 1.1  2004/06/01 18:04:44  dicuccio
 * Initial revision.  Lots of changes: added gui_project ASN.1 project, added new
 * plugin arg form (separate widget), added plugin selector dialog
 *
 * ===========================================================================
 */