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//

// ----------------------------------------------------------------------------

// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.

//

// This program is part of the eCos host tools.

//

// This program is free software; you can redistribute it and/or modify it

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// more details.

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//####COPYRIGHTEND####

// templatesdlg.cpp :

//

//===========================================================================

//#####DESCRIPTIONBEGIN####

//

// Author(s):   julians

// Contact(s):  julians

// Date:        2000/09/27

// Version:     $Id: templatesdlg.cpp,v 1.1.1.1 2004-02-14 13:28:47 phoenix Exp $

// Purpose:

// Description: Implementation file for ecTemplatesDialog

// Requires:

// Provides:

// See also:

// Known bugs:

// Usage:

//

//####DESCRIPTIONEND####

//

//===========================================================================

// ============================================================================

// declarations

// ============================================================================

// ----------------------------------------------------------------------------

// headers

// ----------------------------------------------------------------------------

#ifdef __GNUG__

#pragma implementation "templatesdlg.h"

#endif

// Includes other headers for precompiled compilation

#include "ecpch.h"

#ifdef __BORLANDC__

#pragma hdrstop

#endif

#include "wx/cshelp.h"

#include "wx/valgen.h"

#include "configtool.h"

#include "configtooldoc.h"

#include "templatesdlg.h"

#include "ecutils.h"

BEGIN_EVENT_TABLE(ecTemplatesDialog, ecDialog)

    EVT_BUTTON(wxID_OK, ecTemplatesDialog::OnOK)

    EVT_BUTTON(wxID_CANCEL, ecTemplatesDialog::OnCancel)

    EVT_COMBOBOX(ecID_TEMPLATES_DIALOG_HARDWARE_TEMPLATES, ecTemplatesDialog::OnSelHardwareTemplates)

    EVT_CHOICE(ecID_TEMPLATES_DIALOG_PACKAGE_TEMPLATES, ecTemplatesDialog::OnSelPackageTemplates)

    EVT_CHOICE(ecID_TEMPLATES_DIALOG_VERSION, ecTemplatesDialog::OnSelPackageVersion)

    EVT_BUTTON(ecID_TEMPLATES_DIALOG_DETAILS, ecTemplatesDialog::OnDetails)

END_EVENT_TABLE()

// ----------------------------------------------------------------------------

// main frame

// ----------------------------------------------------------------------------

// Frame constructor

ecTemplatesDialog::ecTemplatesDialog(wxWindow* parent)

{

    SetExtraStyle(wxDIALOG_EX_CONTEXTHELP);

    ecDialog::Create(parent, ecID_TEMPLATES_DIALOG, _("Templates"),

        wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER);

    CreateControls(this);

    Centre(wxBOTH);

}

ecTemplatesDialog::~ecTemplatesDialog()

{

}

void ecTemplatesDialog::CreateControls(wxWindow* parent)

{

    wxSizer *item0 = new wxBoxSizer( wxVERTICAL );

    wxStaticBox *item2 = new wxStaticBox( parent, -1, _("Hardware") );

    wxSizer *item1 = new wxStaticBoxSizer( item2, wxVERTICAL );

    wxString *strs3 = (wxString*) NULL;

    wxComboBox *item3 = new wxComboBox( parent, ecID_TEMPLATES_DIALOG_HARDWARE_TEMPLATES, "", wxDefaultPosition, wxSize(360,-1), 0, strs3, wxCB_DROPDOWN|wxCB_READONLY|wxCB_SORT );

    item1->Add( item3, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );

    wxTextCtrl *item4 = new wxTextCtrl( parent, ecID_TEMPLATES_DIALOG_HARDWARE_DESCRIPTION, _(""), wxDefaultPosition, wxSize(90,60), wxTE_MULTILINE|wxTE_READONLY );

    item1->Add( item4, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );

    item0->Add( item1, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );

    wxSizer *item5 = new wxBoxSizer( wxHORIZONTAL );

    wxStaticBox *item7 = new wxStaticBox( parent, -1, _("Packages") );

    wxSizer *item6 = new wxStaticBoxSizer( item7, wxVERTICAL );

    wxSizer *item8 = new wxBoxSizer( wxHORIZONTAL );

    wxString *strs9 = (wxString*) NULL;

    wxChoice *item9 = new wxChoice( parent, ecID_TEMPLATES_DIALOG_PACKAGE_TEMPLATES, wxDefaultPosition, wxSize(100,-1), 0, strs9, 0 );

    item8->Add( item9, 20, wxALIGN_CENTRE|wxALL, 5 );

    wxString *strs10 = (wxString*) NULL;

    wxChoice *item10 = new wxChoice( parent, ecID_TEMPLATES_DIALOG_VERSION, wxDefaultPosition, wxSize(90,-1), 0, strs10, 0 );

    item8->Add( item10, 0, wxALIGN_CENTRE|wxALL, 5 );

    item6->Add( item8, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 0 );

    wxTextCtrl *item11 = new wxTextCtrl( parent, ecID_TEMPLATES_DIALOG_PACKAGE_DESCRIPTION, _(""), wxDefaultPosition, wxSize(110,70), wxTE_MULTILINE|wxTE_READONLY );

    item6->Add( item11, 1, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );

    item5->Add( item6, 1, wxALIGN_CENTRE|wxLEFT|wxRIGHT|wxBOTTOM, 5 );

    wxSizer *item12 = new wxBoxSizer( wxVERTICAL );

    wxButton *item13 = new wxButton( parent, wxID_OK, _("&OK"), wxDefaultPosition, wxDefaultSize, 0 );

    item12->Add( item13, 0, wxALIGN_RIGHT|wxALIGN_CENTER_VERTICAL|wxALL, 5 );

    wxButton *item14 = new wxButton( parent, wxID_CANCEL, _("&Cancel"), wxDefaultPosition, wxDefaultSize, 0 );

    item12->Add( item14, 0, wxALIGN_CENTRE|wxALL, 5 );

    item12->Add( 10, 10, 0, wxALIGN_CENTRE|wxALL, 0 );

    wxButton *item15 = new wxButton( parent, ecID_TEMPLATES_DIALOG_DETAILS, _("&Details >>"), wxDefaultPosition, wxDefaultSize, 0 );

    item12->Add( item15, 0, wxALIGN_CENTRE|wxALL, 5 );

    item5->Add( item12, 0, wxALIGN_CENTRE|wxALL, 5 );

    item0->Add( item5, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 0 );

    wxStaticText *item16 = new wxStaticText( parent, ecID_TEMPLATES_DIALOG_PACKAGES_MSG, _("&Packages in selected template:"), wxDefaultPosition, wxDefaultSize, 0 );

    wxTextCtrl *item17 = new wxTextCtrl( parent, ecID_TEMPLATES_DIALOG_PACKAGES, _(""), wxDefaultPosition, wxSize(90,100), wxTE_MULTILINE|wxTE_READONLY );

    // Don't add these yet (until press Details)

    //item0->Add( item16, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5 );

    //item0->Add( item17, 1, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );

    item16->Show(FALSE);

    item17->Show(FALSE);

#ifdef __WXGTK__

    wxButton *contextButton = new wxContextHelpButton( parent );

    item12->Add( contextButton, 0, wxALIGN_CENTRE|wxALL, 5 );

#endif

    parent->SetAutoLayout( TRUE );

    parent->SetSizer( item0 );

    parent->Layout();

    item0->Fit( parent );

    //item0->SetSizeHints( parent );

    // Add context-sensitive help text

    parent->FindWindow( ecID_TEMPLATES_DIALOG_HARDWARE_TEMPLATES )->SetHelpText(_("Selects from the set of available hardware templates."));

    parent->FindWindow( ecID_TEMPLATES_DIALOG_HARDWARE_DESCRIPTION )->SetHelpText(_("Gives a brief description of the currently selected hardware template."));

    parent->FindWindow( ecID_TEMPLATES_DIALOG_PACKAGE_TEMPLATES )->SetHelpText(_("Selects from the set of available package templates."));

    parent->FindWindow( ecID_TEMPLATES_DIALOG_VERSION )->SetHelpText(_("Selects the version of the currently selected template."));

    parent->FindWindow( ecID_TEMPLATES_DIALOG_PACKAGE_DESCRIPTION )->SetHelpText(_("Gives a brief description of the currently selected package template."));

    parent->FindWindow( ecID_TEMPLATES_DIALOG_PACKAGES )->SetHelpText(_("Lists the packages contained in the currently selected template."));

    parent->FindWindow( wxID_OK )->SetHelpText(_("Closes the dialog and saves any changes you have made."));

    parent->FindWindow( wxID_CANCEL )->SetHelpText(_("Closes the dialog without saving any changes you have made."));

    parent->FindWindow( ecID_TEMPLATES_DIALOG_DETAILS )->SetHelpText(_("Shows or hides a portion of the dialog that provides details of the contents of the currently selected template."));

#if __WXGTK__

    parent->FindWindow( wxID_CONTEXT_HELP )->SetHelpText(_("Invokes context-sensitive help for the clicked-on window."));

#endif

        // Add validators

        parent->FindWindow( ecID_TEMPLATES_DIALOG_PACKAGE_DESCRIPTION )->SetValidator(wxGenericValidator(& m_strCdlTemplateDescription));

        parent->FindWindow( ecID_TEMPLATES_DIALOG_HARDWARE_DESCRIPTION )->SetValidator(wxGenericValidator(& m_strCdlHardwareDescription));

        parent->FindWindow( ecID_TEMPLATES_DIALOG_PACKAGES)->SetValidator(wxGenericValidator(& m_strCdlTemplatePackages));

    PopulateControls();

}

// function which is called by quick sort

static int wxStringCompareFunction(const void *first, const void *second)

{

  wxString *strFirst = (wxString *)first;

  wxString *strSecond = (wxString *)second;

  return wxStricmp(strFirst->c_str(), strSecond->c_str());

}

void ecTemplatesDialog::PopulateControls()

{

    ecConfigToolDoc* doc = wxGetApp().GetConfigToolDoc();

    m_hardware = doc->GetCdlConfig ()->get_hardware ().c_str();

    wxComboBox* cdlHardwareCtrl = (wxComboBox*)  FindWindow( ecID_TEMPLATES_DIALOG_HARDWARE_TEMPLATES ) ;

    wxChoice* cdlPackageCtrl = (wxChoice*)  FindWindow( ecID_TEMPLATES_DIALOG_PACKAGE_TEMPLATES ) ;

        const std::vector<std::string> & targets = doc->GetCdlPkgData ()->get_targets ();

        std::vector<std::string>::const_iterator target_i;

    // Old code: let the combo box do the sorting. But not all platforms implement this.

#if 0

    // populate the hardware combo box

    int nIndex = 0;

        for (target_i = targets.begin (); target_i != targets.end (); target_i++)

        {

                const std::vector<std::string> & aliases = doc->GetCdlPkgData ()->get_target_aliases (* target_i);

                // use the first alias (if any) as the description

                wxString strTargetDescription = aliases.size () ? aliases [0].c_str () : target_i->c_str ();

                cdlHardwareCtrl->Append(strTargetDescription, (void*) &(*target_i)); // store the target iterator

        std::string str(* (target_i));

                if (m_hardware == str.c_str())            // if current target...

        {

            int sel = 0;

            int i;

            for (i = 0; i <= nIndex; i++)

                if (cdlHardwareCtrl->GetClientData(i) == (void*) &(*target_i))

                    sel = i;

                        cdlHardwareCtrl->SetSelection (sel); // ...select the string

        }

        nIndex ++;

        }

#else

    // New code: sort, then add to combobox. How do we keep track of the target iterators?

    // could use hash table, assuming that each string is unique

    wxHashTable ht(wxKEY_STRING);

    wxArrayString ar;

        for (target_i = targets.begin (); target_i != targets.end (); target_i++)

        {

                const std::vector<std::string> & aliases = doc->GetCdlPkgData ()->get_target_aliases (* target_i);

                // use the first alias (if any) as the description

                wxString strTargetDescription = aliases.size () ? aliases [0].c_str () : target_i->c_str ();

        ar.Add(strTargetDescription);

        ht.Put(strTargetDescription, (wxObject*) (void*) &(*target_i));

    }

    ar.Sort((wxArrayString::CompareFunction) & wxStringCompareFunction);

    int nIndex = 0;

    unsigned int i;

    for (i = 0; i < ar.GetCount(); i ++)

    {

        wxString strTargetDescription = ar[i];

        std::string *t_i = (std::string*) (void*) ht.Get(strTargetDescription);

                cdlHardwareCtrl->Append(strTargetDescription, (void*) t_i); // store the target iterator

        std::string str(* (t_i));

                if (m_hardware == str.c_str())            // if current target...

        {

            int sel = 0;

            int i;

            for (i = 0; i <= nIndex; i++)

                if (cdlHardwareCtrl->GetClientData(i) == (void*) &(*t_i))

                    sel = i;

                        cdlHardwareCtrl->SetSelection (sel); // ...select the string

        }

        nIndex ++;

        }

#endif

        if (-1 == cdlHardwareCtrl->GetSelection ()) // if no target selected...

                cdlHardwareCtrl->SetSelection (0);          // ...select the first one

        // populate the template combo box

        m_template = doc->GetCdlConfig ()->get_template ().c_str();

        const std::vector<std::string> & templates = doc->GetCdlPkgData ()->get_templates ();

        std::vector<std::string>::const_iterator template_i;

    nIndex = 0;

        for (template_i = templates.begin (); template_i != templates.end (); template_i++)

        {

                wxString strTemplateDescription = template_i->c_str ();

                cdlPackageCtrl->Append(strTemplateDescription, (void*) &(*template_i)); // store the template iterator

                /// m_cboCdlTemplate.SetItemData (nIndex, (DWORD) template_i); // store the template iterator

                std::string str(* (template_i));

                if (m_template == str.c_str())          // if current template...

                        cdlPackageCtrl->SetSelection(nIndex); // ...select the string

                nIndex ++;

        }

        if (-1 == cdlPackageCtrl->GetSelection()) // if no template selected...

                cdlPackageCtrl->SetSelection(0);          // ...select the first one

        // display initial target and template descriptions

        wxCommandEvent dummyEvent;

        OnSelHardwareTemplates(dummyEvent);

        OnSelPackageTemplates(dummyEvent);

        // populate the template version combo box

        UpdateVersionList (doc->GetTemplateVersion ());

}

void ecTemplatesDialog::OnCancel(wxCommandEvent& event)

{

    event.Skip();

}

void ecTemplatesDialog::OnOK(wxCommandEvent& event)

{

    event.Skip();

}

void ecTemplatesDialog::OnDetails(wxCommandEvent& event)

{

    wxWindow* win1 = FindWindow(ecID_TEMPLATES_DIALOG_PACKAGES);

    wxASSERT( win1 != NULL );

    bool show = !win1->IsShown();

    ShowDetails(show);

}

void ecTemplatesDialog::ShowDetails(bool show)

{

    wxWindow* win1 = FindWindow(ecID_TEMPLATES_DIALOG_PACKAGES);

    wxWindow* win2 = FindWindow(ecID_TEMPLATES_DIALOG_PACKAGES_MSG);

    wxButton* button = (wxButton*) FindWindow(ecID_TEMPLATES_DIALOG_DETAILS);

    if (show)

    {

        GetSizer()->Add( win2, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5 );

        GetSizer()->Add( win1, 1, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );

        button->SetLabel("&Details <<");

    }

    else

    {

        GetSizer()->Remove(win1);

        GetSizer()->Remove(win2);

        button->SetLabel("&Details >>");

    }

    win1->Show(show);

    win2->Show(show);

    Layout();

    GetSizer()->Fit( this );

}

void ecTemplatesDialog::OnSelHardwareTemplates(wxCommandEvent& event)

{

    wxComboBox* cdlHardwareCtrl = (wxComboBox*)  FindWindow( ecID_TEMPLATES_DIALOG_HARDWARE_TEMPLATES ) ;

    wxChoice* cdlPackageCtrl = (wxChoice*)  FindWindow( ecID_TEMPLATES_DIALOG_PACKAGE_TEMPLATES ) ;

    ecConfigToolDoc* doc = wxGetApp().GetConfigToolDoc();

        // the target has changed so retrieve the new target description

        const int nIndex = cdlHardwareCtrl->GetSelection ();

        //std::vector<std::string>::const_iterator template_i = (std::vector<std::string>::const_iterator) cdlHardwareCtrl->GetClientData (nIndex);

    std::string* template_i =  (std::string*) cdlHardwareCtrl->GetClientData (nIndex);

        m_hardware = template_i->c_str();

        m_strCdlHardwareDescription = doc->GetCdlPkgData ()->get_target_description ((const wxChar*) m_hardware).c_str ();

        m_strCdlHardwareDescription = ecUtils::StripExtraWhitespace (m_strCdlHardwareDescription);

    UpdateDetails (); // display new hardware packages in details box

    TransferDataToWindow (); // display new target description

}

void ecTemplatesDialog::OnSelPackageTemplates(wxCommandEvent& event)

{

    wxComboBox* cdlHardwareCtrl = (wxComboBox*)  FindWindow( ecID_TEMPLATES_DIALOG_HARDWARE_TEMPLATES ) ;

    wxChoice* cdlPackageCtrl = (wxChoice*)  FindWindow( ecID_TEMPLATES_DIALOG_PACKAGE_TEMPLATES ) ;

        // the template has changed so update the version combo box

        int nIndex = cdlPackageCtrl->GetSelection ();

        //std::vector<std::string>::const_iterator template_i = (std::vector<std::string>::const_iterator) cdlPackageCtrl->GetClientData (nIndex);

    std::string *template_i = (std::string*) cdlPackageCtrl->GetClientData (nIndex);

        m_template = template_i->c_str();

        UpdateVersionList (wxT("")); // repopulate template versions combo box and select most recent version

}

void ecTemplatesDialog::OnSelPackageVersion(wxCommandEvent& event)

{

        wxString strVersion;

    ecConfigToolDoc* doc = wxGetApp().GetConfigToolDoc();

    wxChoice* cdlVersionCtrl = (wxChoice*)  FindWindow( ecID_TEMPLATES_DIALOG_VERSION ) ;

        strVersion = cdlVersionCtrl->GetStringSelection ();

        //TRACE (_T("Version '%s' selected\n"), strVersion);

        m_template_version = ecUtils::UnicodeToStdStr (strVersion).c_str();

        m_strCdlTemplateDescription = doc->GetCdlPkgData ()->get_template_description (m_template.c_str(), m_template_version.c_str()).c_str ();

        m_strCdlTemplateDescription = ecUtils::StripExtraWhitespace (m_strCdlTemplateDescription);

        UpdateDetails (); // display new template packages in details box

    TransferDataToWindow (); // display new template description

}

void ecTemplatesDialog::UpdateVersionList(const wxString& defaultVersion)

{

    wxComboBox* cdlHardwareCtrl = (wxComboBox*)  FindWindow( ecID_TEMPLATES_DIALOG_HARDWARE_TEMPLATES ) ;

    wxChoice* cdlPackageCtrl = (wxChoice*)  FindWindow( ecID_TEMPLATES_DIALOG_PACKAGE_TEMPLATES ) ;

    wxChoice* cdlVersionCtrl = (wxChoice*)  FindWindow( ecID_TEMPLATES_DIALOG_VERSION ) ;

    ecConfigToolDoc* doc = wxGetApp().GetConfigToolDoc();

        // clear the version combo box

        cdlVersionCtrl->Clear ();

        // get the template version information

        const std::vector<std::string>& versions = doc->GetCdlPkgData ()->get_template_versions (m_template.c_str());

        wxASSERT (versions.size () > 0);

        // add the template versions to the version combo box

        for (unsigned int version = 0; version < versions.size (); version++) {

                // TRACE (_T("Adding version '%s'\n"), CString (versions [version].c_str ()));

                cdlVersionCtrl->Append (versions [version].c_str ());

        }

        // select the appropriate version in the version combo box

        if (defaultVersion.IsEmpty()) { // if no default version specified

                cdlVersionCtrl->SetSelection (versions.size () - 1); // select the most recent version

        } else { // a default version was specified

                cdlVersionCtrl->SetStringSelection (defaultVersion);

        }

        wxCommandEvent dummyEvent;

        OnSelPackageVersion(dummyEvent);

        // enable the version combo box only if there are multiple versions

        cdlVersionCtrl->Enable (versions.size () > 1);

}

void ecTemplatesDialog::UpdateDetails()

{

    ecConfigToolDoc* doc = wxGetApp().GetConfigToolDoc();

        // retrieve the template and target package names

        const std::vector<std::string> & template_packages = doc->GetCdlPkgData ()->get_template_packages (m_template.c_str(), m_template_version.c_str());

        std::vector<std::string> packages = doc->GetCdlPkgData ()->get_target_packages (m_hardware.c_str());

        packages.insert (packages.end (), template_packages.begin (), template_packages.end ());

        // retrieve the zeroth (verbose) package alias for each package

        std::vector<std::string> aliases;

        unsigned int i;

        for (i = 0; i < packages.size (); i++)

        {

                if (doc->GetCdlPkgData ()->is_known_package (packages [i])) // if the package is installed

                {

                        aliases.push_back (doc->GetCdlPkgData ()->get_package_aliases (packages [i]) [0]);

                }

                else // package is not installed

                {

                        aliases.push_back ("Unknown package " + packages [i]);

                }

        }

        // sort the aliases into alphabetical order

        std::sort (aliases.begin (), aliases.end ());

        // copy the aliases into the details box

        m_strCdlTemplatePackages = wxT("");

        for (i = 0; i < aliases.size (); i++)

        {

                m_strCdlTemplatePackages += aliases [i].c_str ();

#ifdef __WXMSW__

                m_strCdlTemplatePackages += wxT("\r\n"); // add a CRLF between each alias

#else

                m_strCdlTemplatePackages += wxT("\n"); // add a LF between each alias

#endif

        }

        // TODO: does this work for CRLF?

        m_strCdlTemplatePackages.Trim (TRUE); // remove the trailing CRLF

}