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// ####ECOSHOSTGPLCOPYRIGHTBEGIN####                                        
// -------------------------------------------                              
// This file is part of the eCos host tools.                                
// Copyright (C) 1998, 1999, 2000, 2008, 2009 Free Software Foundation, Inc.      
//
// This program is free software; you can redistribute it and/or modify     
// it under the terms of the GNU General Public License as published by     
// the Free Software Foundation; either version 2 or (at your option) any   
// later version.                                                           
//
// This program is distributed in the hope that it will be useful, but      
// WITHOUT ANY WARRANTY; without even the implied warranty of               
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU        
// General Public License for more details.                                 
//
// You should have received a copy of the GNU General Public License        
// along with this program; if not, write to the                            
// Free Software Foundation, Inc., 51 Franklin Street,                      
// Fifth Floor, Boston, MA  02110-1301, USA.                                
// -------------------------------------------                              
// ####ECOSHOSTGPLCOPYRIGHTEND####                                          
// configtree.cpp :
//
//===========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):   julians, jld
// Contact(s):  julians, jld
// Date:        2000/08/24
// Version:     $Id: configtree.cpp,v 1.8 2001/04/24 14:39:13 julians Exp $
// Purpose:
// Description: Implementation file for ecConfigTreeCtrl
// Requires:
// Provides:
// See also:
// Known bugs:
// Usage:
//
//####DESCRIPTIONEND####
//
//===========================================================================
 
// ============================================================================
// declarations
// ============================================================================
 
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#ifdef __GNUG__
#pragma implementation "configtree.h"
#endif
 
// Includes other headers for precompiled compilation
#include "ecpch.h"
 
#ifdef __BORLANDC__
#pragma hdrstop
#endif
 
#include "wx/cshelp.h"
 
// Include XPM icons
#if !defined(__WXMSW__)
#include "bitmaps/closedfolder.xpm"
#include "bitmaps/closedfolder_dis.xpm"
#include "bitmaps/package_closed.xpm"
#include "bitmaps/package_closed_dis.xpm"
#include "bitmaps/package_open.xpm"
#include "bitmaps/package_open_dis.xpm"
#include "bitmaps/checked.xpm"
#include "bitmaps/checked_dis.xpm"
#include "bitmaps/unchecked.xpm"
#include "bitmaps/unchecked_dis.xpm"
#include "bitmaps/integer.xpm"
#include "bitmaps/integer_dis.xpm"
#include "bitmaps/integer2.xpm"
#include "bitmaps/integer2_dis.xpm"
#include "bitmaps/enumerated.xpm"
#include "bitmaps/enumerated_dis.xpm"
#include "bitmaps/radioon.xpm"
#include "bitmaps/radioon_dis.xpm"
#include "bitmaps/radiooff.xpm"
#include "bitmaps/radiooff_dis.xpm"
#include "bitmaps/text.xpm"
#include "bitmaps/text_dis.xpm"
#endif
 
#include "configtree.h"
#include "configpropdlg.h"
#include "configtooldoc.h"
#include "configtoolview.h"
 
/*
 * ecConfigTreeCtrl
 */
 
IMPLEMENT_CLASS(ecConfigTreeCtrl, wxRemotelyScrolledTreeCtrl)
 
BEGIN_EVENT_TABLE(ecConfigTreeCtrl, wxRemotelyScrolledTreeCtrl)
    EVT_MOUSE_EVENTS(ecConfigTreeCtrl::OnMouseEvent)
    EVT_CHAR(ecConfigTreeCtrl::OnKeyDown)
    EVT_TREE_SEL_CHANGED(-1, ecConfigTreeCtrl::OnSelChanged)
    EVT_HELP(-1, ecConfigTreeCtrl::OnHelp)
END_EVENT_TABLE()
 
ecConfigTreeCtrl::ecConfigTreeCtrl(wxWindow* parent, wxWindowID id, const wxPoint& pt,
                                   const wxSize& sz, long style):
wxRemotelyScrolledTreeCtrl(parent, id, pt, sz, style)
{
    LoadIcons();
 
    m_propertiesMenu = new wxMenu;
 
    m_propertiesMenu->Append(ecID_WHATS_THIS, _("&What's This?"));
    m_propertiesMenu->AppendSeparator();
    m_propertiesMenu->Append(ecID_TREE_PROPERTIES, _("P&roperties"));
    m_propertiesMenu->Append(ecID_TREE_RESTORE_DEFAULTS, _("Restore &Defaults"));
    m_propertiesMenu->Append(ecID_TREE_VISIT_DOC, _("Visit Documentation"));
    m_propertiesMenu->Append(ecID_TREE_VIEW_HEADER, _("View Header"));
    m_propertiesMenu->AppendSeparator();
    m_propertiesMenu->Append(ecID_TREE_UNLOAD_PACKAGE, _("&Unload Package..."));
 
    if (!wxGetApp().GetSettings().GetWindowSettings().GetUseDefaults() &&
         wxGetApp().GetSettings().GetWindowSettings().GetFont(wxT("Configuration")).Ok())
    {
        SetFont(wxGetApp().GetSettings().GetWindowSettings().GetFont(wxT("Configuration")));
    }
}
 
// Load the icons and initialize the tree
void ecConfigTreeCtrl::LoadIcons()
{
    m_imageList = new wxImageList(16, 16, TRUE);
    m_iconDB.SetImageList(m_imageList);
    SetImageList(m_imageList);
 
    // We associate names and states so we can easily get the appropriate
    // icon for a given tree item. This gets used in ecConfigItem::UpdateTreeIcon.
 
    m_iconDB.AddInfo("Container", wxICON(closedfolder), 0, TRUE);
    m_iconDB.AddInfo("Container", wxICON(closedfolder_dis), 0, FALSE);
 
    m_iconDB.AddInfo("Package", wxICON(package_open), 0, TRUE);
    m_iconDB.AddInfo("Package", wxICON(package_open_dis), 0, FALSE);
 
    m_iconDB.AddInfo("Checkbox", wxICON(checked), 0, TRUE);
    m_iconDB.AddInfo("Checkbox", wxICON(checked_dis), 0, FALSE);
    m_iconDB.AddInfo("Checkbox", wxICON(unchecked), 1, TRUE);
    m_iconDB.AddInfo("Checkbox", wxICON(unchecked_dis), 1, FALSE);
 
    m_iconDB.AddInfo("Radiobox", wxICON(radioon), 0, TRUE);
    m_iconDB.AddInfo("Radiobox", wxICON(radioon_dis), 0, FALSE);
    m_iconDB.AddInfo("Radiobox", wxICON(radiooff), 1, TRUE);
    m_iconDB.AddInfo("Radiobox", wxICON(radiooff_dis), 1, FALSE);
 
    m_iconDB.AddInfo("Text", wxICON(text), 0, TRUE);
    m_iconDB.AddInfo("Text", wxICON(text_dis), 0, FALSE);
 
    m_iconDB.AddInfo("Enumerated", wxICON(enumerated), 0, TRUE);
    m_iconDB.AddInfo("Enumerated", wxICON(enumerated_dis), 0, FALSE);
 
    m_iconDB.AddInfo("Integer", wxICON(integer), 0, TRUE);
    m_iconDB.AddInfo("Integer", wxICON(integer_dis), 0, FALSE);
}
 
ecConfigTreeCtrl::~ecConfigTreeCtrl()
{
    delete m_propertiesMenu;
 
    SetImageList(NULL);
    delete m_imageList;
}
 
void ecConfigTreeCtrl::OnSelChanged(wxTreeEvent& event)
{
    ecConfigToolDoc* doc = wxGetApp().GetConfigToolDoc();
    if (doc)
    {
        ecConfigToolHint hint(NULL, ecSelChanged);
        doc->UpdateAllViews(NULL, & hint);
    }
}
 
void ecConfigTreeCtrl::OnMouseEvent(wxMouseEvent& event)
{
    int flags = 0;
    wxTreeItemId item = HitTest(wxPoint(event.GetX(), event.GetY()), flags);
 
#if wxCHECK_VERSION(2, 6, 0)
    if (!item.IsOk())
#else
    if (item == 0 || !item.IsOk())
#endif
    {
        if (event.RightDown())
            PopupMenu(wxGetApp().GetWhatsThisMenu(), event.GetX(), event.GetY());
        return;
    }
 
    if (event.LeftDown())
    {
        if (flags & wxTREE_HITTEST_ONITEMICON)
        {
            ecTreeItemData* data = (ecTreeItemData*) GetItemData(item);
            data->GetConfigItem()->OnIconLeftDown(* this);
        }
    }
    else if (event.RightDown())
    {
        if ((flags & wxTREE_HITTEST_ONITEMBUTTON) ||
            (flags & wxTREE_HITTEST_ONITEMICON) ||
            (flags & wxTREE_HITTEST_ONITEMINDENT) ||
            (flags & wxTREE_HITTEST_ONITEMLABEL))
        {
            SelectItem(item);
            GetPropertiesMenu()->SetClientData((void*) TRUE);
            PopupMenu(GetPropertiesMenu(), event.GetX(), event.GetY());
        }
        else
        {
            wxGetApp().GetWhatsThisMenu()->SetClientData((void*) FALSE);
            PopupMenu(wxGetApp().GetWhatsThisMenu(), event.GetX(), event.GetY());
        }
        return;
    }
    event.Skip();
}
 
void ecConfigTreeCtrl::OnKeyDown(wxKeyEvent& event)
{
    wxTreeItemId id = GetSelection();
    if (event.GetKeyCode() == WXK_F10 && event.ShiftDown())
    {
        if (id.IsOk())
        {
            wxRect rect;
            if (GetBoundingRect(id, rect))
            {
                GetPropertiesMenu()->SetClientData((void*) TRUE);
                PopupMenu(GetPropertiesMenu(), 100, rect.GetTop() + 4);
            }
        }
    }
    else if (event.GetKeyCode() == '<')
    {
        if (id.IsOk())
        {
            ecConfigItem* item = ((ecTreeItemData*) GetItemData(id))->GetConfigItem();
            item->BumpItem(-1);
        }
    }
    else if (event.GetKeyCode() == '>')
    {
        if (id.IsOk())
        {
            ecConfigItem* item = ((ecTreeItemData*) GetItemData(id))->GetConfigItem();
            item->BumpItem(+1);
        }        
    }
    else if (event.GetKeyCode() == WXK_SPACE)
    {
        if (id.IsOk())
        {
            ecConfigItem* item = ((ecTreeItemData*) GetItemData(id))->GetConfigItem();
            item->BumpItem(0);
        }
    }
    else if (event.GetKeyCode() == WXK_RETURN && event.AltDown())
    {
        if (id.IsOk())
        {
            ecConfigItem* item = ((ecTreeItemData*) GetItemData(id))->GetConfigItem();
 
            ecConfigPropertiesDialog dialog(wxGetApp().GetTopWindow(), item);
            dialog.SetTitle(item->GetName());
            dialog.ShowModal();
        }
    }
    else
    {
        event.Skip();
    }
}
 
// show help for this window
void ecConfigTreeCtrl::OnHelp(wxHelpEvent& event)
{
    wxPoint pt = ScreenToClient(event.GetPosition());
    int flags = 0;
    wxTreeItemId id = HitTest(pt, flags);
    wxHelpProvider *helpProvider = wxHelpProvider::Get();
    if ( helpProvider && id > 0)
    {
        ecConfigItem* item = ((ecTreeItemData*) GetItemData(id))->GetConfigItem();
 
        if (item)
        {
            wxGetApp().GetHelpController().DisplayTextPopup(item->GetDescription(), event.GetPosition());
            return;
	}
    }
 
    event.Skip();
}
 
/*
* ecValueWindow
*/
 
IMPLEMENT_CLASS(ecValueWindow, wxTreeCompanionWindow)
 
BEGIN_EVENT_TABLE(ecValueWindow, wxTreeCompanionWindow)
    EVT_MOUSE_EVENTS(ecValueWindow::OnMouseEvent)
    EVT_SCROLLWIN(ecValueWindow::OnScroll)
    EVT_TREE_ITEM_EXPANDED(-1, ecValueWindow::OnExpand)
    EVT_TREE_ITEM_COLLAPSED(-1, ecValueWindow::OnExpand)
END_EVENT_TABLE()
 
ecValueWindow::ecValueWindow(wxWindow* parent, wxWindowID id,
                             const wxPoint& pos,
                             const wxSize& sz,
                             long style):
wxTreeCompanionWindow(parent, id, pos, sz, style)
{
#if wxCHECK_VERSION(2, 6, 0)
    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX));
#else
    SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_LISTBOX));
#endif
 
    if (!wxGetApp().GetSettings().GetWindowSettings().GetUseDefaults() &&
         wxGetApp().GetSettings().GetWindowSettings().GetFont(wxT("Configuration")).Ok())
    {
        SetFont(wxGetApp().GetSettings().GetWindowSettings().GetFont(wxT("Configuration")));
    }
    else
#if wxCHECK_VERSION(2, 6, 0)
        SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
#else
        SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
#endif
 
    m_editWindow = NULL;
    m_configItem = NULL;
}
 
// Returns the rectangle which will enclose the value for this tree item
wxRect ecValueWindow::GetItemRect(ecConfigItem* item)
{
    if (!m_treeCtrl)
        return wxRect(0, 0, 0, 0);
 
    wxSize clientSize = GetClientSize();
    wxRect itemRect;
    int cy=0;
    wxTreeItemId h;
    for(h=m_treeCtrl->GetFirstVisibleItem();h.IsOk() && m_treeCtrl->IsVisible(h);h=m_treeCtrl->GetNextVisible(h))
    {
        ecTreeItemData* data = (ecTreeItemData*) m_treeCtrl->GetItemData(h);
        if (data->GetConfigItem() == item)
        {
            if (m_treeCtrl->GetBoundingRect(h, itemRect))
            {
                cy = itemRect.GetTop();
                wxRect drawItemRect(0, cy, clientSize.x, itemRect.GetHeight());
                return drawItemRect;
            }
            else
                return wxRect(0, 0, 0, 0);
        }
    }
    return wxRect(0, 0, 0, 0);
}
 
void ecValueWindow::OnMouseEvent(wxMouseEvent& event)
{
    if (event.LeftDown() && (event.GetX() > 2))
    {
        // Find if this corresponds to a tree item
        int flags = 0;
        wxTreeItemId item = m_treeCtrl->HitTest(wxPoint(4, event.GetY()), flags);
        if (item.IsOk())
        {
            m_treeCtrl->SelectItem(item);
            ecConfigItem* configItem = ((ecTreeItemData*) m_treeCtrl->GetItemData(item))->GetConfigItem();
            if (configItem->CanEdit())
                BeginEditing(configItem);
            else if (m_configItem)
                EndEditing();            
        }
    }
    else if (event.RightDown())
    {
        // Find if this corresponds to a tree item
        int flags = 0;
        wxTreeItemId item = m_treeCtrl->HitTest(wxPoint(4, event.GetY()), flags);
#if wxCHECK_VERSION(2, 6, 0)
        if (item.IsOk())
#else
        if (item != 0)
#endif
        {
        	if (m_configItem)
        	    EndEditing();
 
            ecConfigItem* configItem = ((ecTreeItemData*) m_treeCtrl->GetItemData(item))->GetConfigItem();
            m_treeCtrl->SelectItem(item);
            ((ecConfigTreeCtrl*) m_treeCtrl)->GetPropertiesMenu()->SetClientData((void*) TRUE);
            PopupMenu(((ecConfigTreeCtrl*) m_treeCtrl)->GetPropertiesMenu(), event.GetX(), event.GetY());
        }
        else
        {
            wxGetApp().GetWhatsThisMenu()->SetClientData((void*) FALSE);
            PopupMenu(wxGetApp().GetWhatsThisMenu(), event.GetX(), event.GetY());
        }
    }
}
 
void ecValueWindow::DrawItem(wxDC& dc, wxTreeItemId id, const wxRect& rect)
{
    if (m_treeCtrl)
    {
        ecConfigItem* item = ((ecTreeItemData*) m_treeCtrl->GetItemData(id))->GetConfigItem();
        if (!item)
            return;
        wxString text = item->GetDisplayValue();
 
        if (text.IsEmpty())
            return;
 
#if wxCHECK_VERSION(2, 6, 0)
        static wxColour normalColour = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
        static wxColour disabledColour = wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT);
#else
        static wxColour normalColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT);
        static wxColour disabledColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_GRAYTEXT);
#endif
        dc.SetTextForeground( (item->GetModifiable() && (item->GetConfigType() != ecPackage)) ? normalColour : disabledColour );
 
        int textW, textH;
        dc.GetTextExtent(text, & textW, & textH);
 
        int x = 2;
        int y = rect.GetY() + wxMax(0, (rect.GetHeight() - textH) / 2);
 
        dc.DrawText(text, x, y);
    }
}
 
bool ecValueWindow::BeginEditing(ecConfigItem* item)
{
    if (m_configItem)
        EndEditing();
 
    m_configItem = item;
 
    m_editWindow = item->CreateEditWindow(this);
    if (m_editWindow)
    {
        m_editWindow->Show(FALSE);
 
        item->TransferDataToWindow(m_editWindow);
 
        // Position the control
        PositionEditWindow();
 
        m_editWindow->Show(TRUE);
        m_editWindow->SetFocus();
 
        return TRUE;
    }
    else
    {
        m_configItem = NULL;
        return FALSE;
    }
}
 
// Position the control
void ecValueWindow::PositionEditWindow()
{
    if (!m_configItem || !m_editWindow)
        return;
 
    // Position the control
    wxSize clientSize = GetClientSize();
    wxRect itemRect;
    m_treeCtrl->GetBoundingRect(m_configItem->GetTreeItem(), itemRect);
 
    wxSize sz = m_editWindow->GetSize();
 
    // m_editWindow->SetSize(2, itemRect.y+1, clientSize.x, itemRect.GetHeight() /* -2 */);
    m_editWindow->SetSize(0, itemRect.y, clientSize.x, sz.y);
}
 
bool ecValueWindow::EndEditing()
{
    if (m_configItem)
    {
        if (m_editWindow && !wxGetApp().GetValuesLocked())
            m_configItem->TransferDataFromWindow(m_editWindow);
        m_configItem = NULL;
    }
 
    if (m_editWindow)
    {
        delete m_editWindow;
        m_editWindow = NULL;
    }
 
    return TRUE;
}
 
void ecValueWindow::OnScroll(wxScrollWinEvent& event)
{
    wxTreeCompanionWindow::OnScroll(event);
 
    PositionEditWindow();
}
 
void ecValueWindow::OnExpand(wxTreeEvent& event)
{
    wxTreeCompanionWindow::OnExpand(event);
 
    EndEditing();
}
 
/*
* wxIconStateInfo
*/
 
wxIconStateInfo::wxIconStateInfo(const wxString& name)
{
    m_maxStates = 0;
    m_name = name;
    int i;
    for (i = 0; i < wxMAX_ICON_STATES; i++)
        m_states[i] = 0;
}
 
int wxIconStateInfo::GetIconId(int state, bool enabled) const
{
    wxASSERT ( state < (wxMAX_ICON_STATES * 2) );
    wxASSERT ( state < m_maxStates );
 
    return m_states[state * 2 + (enabled ? 0 : 1)];
}
 
void wxIconStateInfo::SetIconId(int state, bool enabled, int iconId)
{
    wxASSERT ( state < (wxMAX_ICON_STATES * 2) );
    if (state+1 > m_maxStates)
        m_maxStates = state+1;
 
    m_states[state * 2 + (enabled ? 0 : 1)] = iconId;
}
 
/*
* wxIconStateInfoDb
* Contains a list of wxIconStateInfos
*/
 
wxIconStateInfoDB::wxIconStateInfoDB(wxImageList* imageList)
{
    m_imageList = imageList;
    DeleteContents(TRUE);
}
 
void wxIconStateInfoDB::AppendInfo(wxIconStateInfo* info)
{
    Append(info);
}
 
// Easy way of initialising both the image list and the
// info db. It will generate image ids itself while appending the icon.
bool wxIconStateInfoDB::AddInfo(const wxString& name, const wxIcon& icon, int state, bool enabled)
{
    wxASSERT (m_imageList != NULL);
 
    wxIconStateInfo* info = FindInfo(name);
    if (!info)
    {
        info = new wxIconStateInfo(name);
        Append(info);
    }
    info->SetIconId(state, enabled, m_imageList->Add(icon));
    return TRUE;
}
 
wxIconStateInfo* wxIconStateInfoDB::FindInfo(const wxString& name) const
{
#if wxCHECK_VERSION(2, 6, 0)
    wxNode* node = GetFirst();
    while (node)
    {
        wxIconStateInfo* info = (wxIconStateInfo*) node->GetData();
        if (info->GetName() == name)
            return info;
        node = node->GetNext();
#else
    wxNode* node = First();
    while (node)
    {
        wxIconStateInfo* info = (wxIconStateInfo*) node->Data();
        if (info->GetName() == name)
            return info;
        node = node->Next();
#endif
    }
    return NULL;
}
 
int wxIconStateInfoDB::GetIconId(const wxString& name, int state, bool enabled) const
{
    wxIconStateInfo* info = FindInfo(name);
    if (!info)
        return -1;
    return info->GetIconId(state, enabled);
}
 
bool wxIconStateInfoDB::SetIconId(const wxString& name, int state, bool enabled, int iconId)
{
    wxIconStateInfo* info = FindInfo(name);
    if (!info)
        return FALSE;
    info->SetIconId(state, enabled, iconId);
    return TRUE;
}
 
#if 0
wxIcon wxIconStateInfoDB::GetIcon(const wxString& name, int state, bool enabled) const
{
    wxASSERT( m_imageList != NULL );
 
    wxIconStateInfo* info = FindInfo(name);
    if (!info)
        return wxNullIcon;
    int id = info->GetIconId(state, enabled);
    if (id < 0)
        return wxNullIcon;
    else
        return m_imageList->GetImage(id); // Doesn't exist
}
#endif
 
/*
* ecSplitterScrolledWindow
* This window holds the tree and value windows.
* We derive a new class mainly to intercept popup menu commands from both child windows
* without resorting to placing their handlers in the main frame.
*/
 
BEGIN_EVENT_TABLE(ecSplitterScrolledWindow, wxSplitterScrolledWindow)
    EVT_MENU(ecID_WHATS_THIS, ecSplitterScrolledWindow::OnWhatsThis)
    EVT_MENU(ecID_TREE_PROPERTIES, ecSplitterScrolledWindow::OnProperties)
    EVT_MENU(ecID_TREE_RESTORE_DEFAULTS, ecSplitterScrolledWindow::OnRestoreDefaults)
    EVT_MENU(ecID_TREE_VISIT_DOC, ecSplitterScrolledWindow::OnVisitDoc)
    EVT_MENU(ecID_TREE_VIEW_HEADER, ecSplitterScrolledWindow::OnViewHeader)
    EVT_MENU(ecID_TREE_UNLOAD_PACKAGE, ecSplitterScrolledWindow::OnUnloadPackage)
 
    EVT_UPDATE_UI(ecID_TREE_RESTORE_DEFAULTS, ecSplitterScrolledWindow::OnUpdateRestoreDefaults)
    EVT_UPDATE_UI(ecID_TREE_VISIT_DOC, ecSplitterScrolledWindow::OnUpdateVisitDoc)
    EVT_UPDATE_UI(ecID_TREE_VIEW_HEADER, ecSplitterScrolledWindow::OnUpdateViewHeader)
    EVT_UPDATE_UI(ecID_TREE_UNLOAD_PACKAGE, ecSplitterScrolledWindow::OnUpdateUnloadPackage)
END_EVENT_TABLE()
 
static bool ecIsMenuForItem(wxCommandEvent& event)
{
    wxObject* obj = event.GetEventObject();
    wxMenu* menu = NULL;
 
    if (obj->IsKindOf(CLASSINFO(wxMenu)))
    {
        // Menu has some client data which tells us if the menu was clicked over an item
        // or not
        menu = (wxMenu*) obj;
        return (bool) (menu->GetClientData() != 0) ;
    }
    else
        return FALSE;
}
 
void ecSplitterScrolledWindow::OnWhatsThis(wxCommandEvent& event)
{
    ecConfigTreeCtrl* treeCtrl = (ecConfigTreeCtrl*) FindWindow(ecID_TREE_CTRL);
    wxASSERT (treeCtrl != NULL) ;
 
    wxTreeItemId id = treeCtrl->GetSelection();
#if wxCHECK_VERSION(2, 6, 0)
    if (id.IsOk() && ecIsMenuForItem(event))
#else
    if (id != 0 && ecIsMenuForItem(event))
#endif
    {
        ecConfigItem* item = ((ecTreeItemData*) treeCtrl->GetItemData(id))->GetConfigItem();
 
        wxPoint pt = wxGetMousePosition();
        wxString msg;
        msg.Printf("Popping at %d x %d", pt.x, pt.y);
        wxLogDebug(msg);
 
        wxGetApp().GetHelpController().DisplayTextPopup(item->GetDescription(), wxGetMousePosition());
    }
    else
        event.Skip();
}
 
void ecSplitterScrolledWindow::OnProperties(wxCommandEvent& event)
{
    wxObject* obj = event.GetEventObject();
    wxMenu* menu = NULL;
 
    if (obj->IsKindOf(CLASSINFO(wxMenu)))
    {
        // Menu has some client data which tells us if the menu was clicked over an item
        // or not
        menu = (wxMenu*) obj;
    }
 
    ecConfigTreeCtrl* treeCtrl = (ecConfigTreeCtrl*) FindWindow(ecID_TREE_CTRL);
    wxASSERT (treeCtrl != NULL) ;
 
    wxTreeItemId id = treeCtrl->GetSelection();
#if wxCHECK_VERSION(2, 6, 0)
    if (id.IsOk() && ecIsMenuForItem(event))
#else
    if (id != 0 && ecIsMenuForItem(event))
#endif
    {
        ecConfigItem* item = ((ecTreeItemData*) treeCtrl->GetItemData(id))->GetConfigItem();
 
        ecConfigPropertiesDialog dialog(wxGetApp().GetTopWindow(), item);
        dialog.SetTitle(item->GetName());
        dialog.ShowModal();
    }
}
 
void ecSplitterScrolledWindow::OnRestoreDefaults(wxCommandEvent& event)
{
    ecConfigTreeCtrl* treeCtrl = (ecConfigTreeCtrl*) FindWindow(ecID_TREE_CTRL);
    wxASSERT (treeCtrl != NULL) ;
 
    wxTreeItemId id = treeCtrl->GetSelection();
#if wxCHECK_VERSION(2, 6, 0)
    if (id.IsOk() && ecIsMenuForItem(event))
#else
    if (id != 0 && ecIsMenuForItem(event))
#endif
    {
        ecConfigItem* item = ((ecTreeItemData*) treeCtrl->GetItemData(id))->GetConfigItem();
        if (item->HasModifiedChildren())
        {
            int ans = wxMessageBox(_("Restore defaults for nested items?"), wxGetApp().GetSettings().GetAppName(), wxYES_NO|wxCANCEL|wxICON_QUESTION);
            switch (ans)
            {
            case wxYES:
                RestoreDefault(id, TRUE);
                break;
            case wxNO:
                RestoreDefault(id, FALSE);
                break;
            case wxCANCEL:
                break;
            default:
                wxASSERT(FALSE);
                break;
            }
        }
        else
        {
            RestoreDefault(id, FALSE);
        }
        // current values may have changed so refresh the other views
        wxGetApp().GetConfigToolDoc ()->UpdateFailingRuleCount ();
 
        if (item->GetOptionType () != ecOptionTypeNone)
        {
            ecConfigToolHint hint(item, ecValueChanged);
            wxGetApp().GetConfigToolDoc ()->UpdateAllViews (NULL, & hint);
        }
    }
}
 
void ecSplitterScrolledWindow::RestoreDefault(wxTreeItemId h, bool bRecurse /* = FALSE */, bool bTopLevel /* = TRUE */)
{
    ecConfigTreeCtrl* treeCtrl = (ecConfigTreeCtrl*) FindWindow(ecID_TREE_CTRL);
    wxASSERT (treeCtrl != NULL) ;
 
    ecConfigItem* ti = ((ecTreeItemData*) treeCtrl->GetItemData(h))->GetConfigItem();
 
    const CdlValuable valuable = ti->GetCdlValuable();
 
    if (valuable && (CdlValueFlavor_None != valuable->get_flavor ())) // skip the root node and nodes without a value
        valuable->set_source (CdlValueSource_Default);
    treeCtrl->SetItemText (h, ti->GetItemNameOrMacro ()); // remove asterisk in control view
 
    if (bTopLevel && ti->HasRadio ()) // if user-specified item is a radio button
    {
        for (ecConfigItem * pItem = ti->FirstRadio (); pItem; pItem = pItem->NextRadio ())
        {
            if (ti != pItem)
            {
                const CdlValuable valuable = pItem->GetCdlValuable();
                wxASSERT (valuable);
                valuable->set_source (CdlValueSource_Default); // restore default for each sibling radio button
                treeCtrl->SetItemText (pItem->GetTreeItem(), pItem->GetItemNameOrMacro ()); // remove asterisk in control view
            }
 
        }
    }
 
    if (bRecurse)
    {
#if wxCHECK_VERSION(2, 6, 0)
		wxTreeItemIdValue cookie;
#else
        long cookie;
#endif
        for (h = treeCtrl->GetFirstChild(h, cookie); h; h = treeCtrl->GetNextSibling(h))
        {
            RestoreDefault (h, TRUE, FALSE);
        }
    }
}
 
void ecSplitterScrolledWindow::OnVisitDoc(wxCommandEvent& event)
{
    ecConfigTreeCtrl* treeCtrl = (ecConfigTreeCtrl*) FindWindow(ecID_TREE_CTRL);
    wxASSERT (treeCtrl != NULL) ;
 
    wxTreeItemId id = treeCtrl->GetSelection();
#if wxCHECK_VERSION(2, 6, 0)
    if (id.IsOk() && ecIsMenuForItem(event))
#else
    if (id != 0 && ecIsMenuForItem(event))
#endif
    {
        ecConfigItem* item = ((ecTreeItemData*) treeCtrl->GetItemData(id))->GetConfigItem();
 
        item->ViewURL();
    }
    else
        event.Skip();
}
 
void ecSplitterScrolledWindow::OnViewHeader(wxCommandEvent& event)
{
    ecConfigTreeCtrl* treeCtrl = (ecConfigTreeCtrl*) FindWindow(ecID_TREE_CTRL);
    wxASSERT (treeCtrl != NULL) ;
 
    wxTreeItemId id = treeCtrl->GetSelection();
#if wxCHECK_VERSION(2, 6, 0)
    if (id.IsOk() && ecIsMenuForItem(event))
#else
    if (id != 0 && ecIsMenuForItem(event))
#endif
    {
        ecConfigItem* item = ((ecTreeItemData*) treeCtrl->GetItemData(id))->GetConfigItem();
 
        item->ViewHeader();
    }
    else
        event.Skip();
}
 
void ecSplitterScrolledWindow::OnUnloadPackage(wxCommandEvent& event)
{
    ecConfigTreeCtrl* treeCtrl = (ecConfigTreeCtrl*) FindWindow(ecID_TREE_CTRL);
    wxASSERT (treeCtrl != NULL) ;
 
    wxTreeItemId id = treeCtrl->GetSelection();
#if wxCHECK_VERSION(2, 6, 0)
    if (id.IsOk())
#else
    if (id != 0)
#endif
    {
        ecConfigItem* item = ((ecTreeItemData*) treeCtrl->GetItemData(id))->GetConfigItem();
 
        if (wxYES == wxMessageBox(_("Are you sure you wish to unload this package?"), wxGetApp().GetSettings().GetAppName(),
                wxYES_NO|wxICON_QUESTION))
        {
            item->Unload();
            delete item;
            wxGetApp().GetConfigToolDoc()->RegenerateData();
        }
    }
}
 
void ecSplitterScrolledWindow::OnUpdateRestoreDefaults(wxUpdateUIEvent& event)
{
    ecConfigTreeCtrl* treeCtrl = (ecConfigTreeCtrl*) FindWindow(ecID_TREE_CTRL);
    wxASSERT (treeCtrl != NULL) ;
 
    wxTreeItemId id = treeCtrl->GetSelection();
#if wxCHECK_VERSION(2, 6, 0)
    if (id.IsOk())
#else
    if (id != 0)
#endif
    {
        ecConfigItem* item = ((ecTreeItemData*) treeCtrl->GetItemData(id))->GetConfigItem();
 
        event.Enable( IsChanged(id, TRUE ) );
    }
}
 
void ecSplitterScrolledWindow::OnUpdateVisitDoc(wxUpdateUIEvent& event)
{
    event.Enable( TRUE );
}
 
void ecSplitterScrolledWindow::OnUpdateViewHeader(wxUpdateUIEvent& event)
{
    ecConfigToolDoc *pDoc=wxGetApp().GetConfigToolDoc();
    event.Enable( pDoc && !pDoc->GetBuildTree().IsEmpty() ) ;
}
 
void ecSplitterScrolledWindow::OnUpdateUnloadPackage(wxUpdateUIEvent& event)
{
    ecConfigTreeCtrl* treeCtrl = (ecConfigTreeCtrl*) FindWindow(ecID_TREE_CTRL);
    wxASSERT (treeCtrl != NULL) ;
 
    wxTreeItemId id = treeCtrl->GetSelection();
#if wxCHECK_VERSION(2, 6, 0)
    if (id.IsOk())
#else
    if (id != 0)
#endif
    {
        ecConfigItem* item = ((ecTreeItemData*) treeCtrl->GetItemData(id))->GetConfigItem();
 
        event.Enable( item->IsPackage() &&
            !wxGetApp().GetConfigToolDoc()->GetCdlPkgData()->
            is_hardware_package (ecUtils::UnicodeToStdStr (item->GetMacro())));
    }
}
 
bool ecSplitterScrolledWindow::IsChanged(wxTreeItemId id, bool bRecurse)
{
    ecConfigTreeCtrl* treeCtrl = (ecConfigTreeCtrl*) FindWindow(ecID_TREE_CTRL);
    wxASSERT (treeCtrl != NULL) ;
 
    ecConfigItem* item = ((ecTreeItemData*) treeCtrl->GetItemData(id))->GetConfigItem();
    bool rc = item->Modified ();
 
    if(!rc && bRecurse)
    {
#if wxCHECK_VERSION(2, 6, 0)
		wxTreeItemIdValue cookie;
#else
        long cookie;
#endif
        for (id=treeCtrl->GetFirstChild(id, cookie);id;id=treeCtrl->GetNextSibling(id))
        {
            if (IsChanged(id,TRUE))
            {
                rc=TRUE;
                break;
            }
        }
    }
    return rc;
}