wg_toolbar.cpp

// wg_toolbar.cpp
//
// CToolBar class implementation
//
//
// Copyright (c) 2002-2004 Rob Wiskow
// rob-dev@boxedchaos.com
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//


#include "wgui_include_config.h"
#include "wg_toolbar.h"
#include "wg_message_server.h"
#include "wutil_debug.h"


namespace wGui
{

CToolBar::CToolBar(const CRect& WindowRect, CWindow* pParent) :
     CWindow(WindowRect, pParent)
{
     m_BackgroundColor = COLOR_LIGHTGRAY;
     CMessageServer::Instance().RegisterMessageClient(this, CMessage::CTRL_SINGLELCLICK);
     Draw();
}


CToolBar::~CToolBar(void)
{

}


void CToolBar::InsertButton(CButton* pButton, long int iButtonID, unsigned int iPosition)
{
     if (iPosition > m_vpButtons.size())
          iPosition = stdex::safe_static_cast<unsigned int>(m_vpButtons.size());
     long int iFixedButtonID = iButtonID;
     if (pButton == 0)
     {
          iFixedButtonID = 0;
     }
     else
     {
          // Transfer ownership of the button to the ToolBar
          pButton->SetNewParent(this);
     }
     m_vpButtons.insert(m_vpButtons.begin() + iPosition, std::make_pair(pButton, iFixedButtonID));
     RepositionButtons();
}


void CToolBar::AppendButton(CButton* pButton, long int iButtonID)
{
     InsertButton(pButton, iButtonID, stdex::safe_static_cast<unsigned int>(m_vpButtons.size()));
}


void CToolBar::RemoveButton(unsigned int iPosition)
{
     CButton* pButton = m_vpButtons.at(iPosition).first;
     m_vpButtons.erase(m_vpButtons.begin() + iPosition);
     delete pButton;
}


void CToolBar::Clear(void)
{
     for(t_ButtonVector::iterator iter = m_vpButtons.begin(); iter != m_vpButtons.end(); ++iter)
     {
          delete iter->first;
     }
     m_vpButtons.clear();
}


int CToolBar::GetButtonPosition(long int iButtonID)
{
     int iPosition = -1;
     for (t_ButtonVector::iterator iter = m_vpButtons.begin(); iter != m_vpButtons.end(); ++iter)
     {
          if (iter->second == iButtonID)
          {
               iPosition = stdex::safe_static_cast<int>(iter - m_vpButtons.begin());
          }
     }
     return iPosition;
}


void CToolBar::RepositionButtons(void)
{
     int xPosition = 4;
     for (t_ButtonVector::iterator iter = m_vpButtons.begin(); iter != m_vpButtons.end(); ++iter)
     {
          CButton* pButton = iter->first;
          if (pButton)
          {
               int xStartPosition = xPosition;
               xPosition = xPosition + 2 + pButton->GetWindowRect().Width();
               pButton->SetWindowRect(CRect(xStartPosition, 2, xPosition - 3, pButton->GetWindowRect().Height() + 1));

               // Hide any buttons that extend beyond the end of the toolbar
               pButton->SetVisible(xPosition <= m_WindowRect.Width());
          }
          else
          {
               // Spacer
               xPosition += 6;
          }
     }
}


void CToolBar::SetWindowRect(const CRect& WindowRect)
{
     CWindow::SetWindowRect(WindowRect);
     m_ClientRect = m_WindowRect.SizeRect();
     RepositionButtons();
}


bool CToolBar::HandleMessage(CMessage* pMessage)
{
     bool bHandled = false;

     if (pMessage)
     {
          switch(pMessage->MessageType())
          {
          case CMessage::CTRL_SINGLELCLICK:
          {
               if (pMessage->Destination() == this)
               {
                    long int iButtonID = 0;
                    for (t_ButtonVector::iterator iter = m_vpButtons.begin(); iter != m_vpButtons.end(); ++iter)
                    {
                         if (iter->first == pMessage->Source())
                         {
                              iButtonID = iter->second;
                         }
                    }
                    CMessageServer::Instance().QueueMessage(new TIntMessage(CMessage::CTRL_SINGLELCLICK, m_pParentWindow, this, iButtonID));
                    bHandled = true;
               }
               break;
          }
          default :
               bHandled = CWindow::HandleMessage(pMessage);
               break;
          }
     }

     return bHandled;
}

}

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