void CWhiteBoardServerDlg::OnEllipse()
{
ResetTools();
m_emTool = ELLIPSE;
m_btnEllipse.EnableWindow( FALSE );
m_staticCanvas.SetTool( m_emTool );
}
void TOOL_MANAGER::InitTools()
{
for( auto it = m_toolState.begin(); it != m_toolState.end(); /* iteration in the loop */ )
{
TOOL_BASE* tool = it->first;
TOOL_STATE* state = it->second;
setActiveState( state );
++it; // keep the iterator valid if the element is going to be erased
if( !tool->Init() )
{
wxMessageBox(
wxString::Format( "Initialization of tool \"%s\" failed", tool->GetName() ) );
// Unregister the tool
setActiveState( nullptr );
m_toolState.erase( tool );
m_toolNameIndex.erase( tool->GetName() );
m_toolIdIndex.erase( tool->GetId() );
m_toolTypes.erase( typeid( *tool ).name() );
delete state;
delete tool;
}
}
ResetTools( TOOL_BASE::RUN );
}
void CWhiteBoardServerDlg::OnRectangleEmpty()
{
ResetTools();
m_emTool = RECTANGLE_EMPTY;
m_btnRectangelEmpty.EnableWindow( FALSE );
m_staticCanvas.SetTool( m_emTool );
}
void CWhiteBoardServerDlg::OnLine()
{
ResetTools();
m_emTool = LINE;
m_btnLine.EnableWindow( FALSE );
m_staticCanvas.SetTool( m_emTool );
}
void CWhiteBoardServerDlg::OnPencil()
{
ResetTools();
m_emTool = PENCIL;
m_btnPencil.EnableWindow( FALSE );
m_staticCanvas.SetTool( m_emTool );
}
void CWhiteBoardServerDlg::OnEraser()
{
ResetTools();
m_emTool = ERASER;
m_btnEraser.EnableWindow( FALSE );
m_staticCanvas.SetTool( m_emTool );
}
void CWhiteBoardServerDlg::OnCancel()
{
if( IDOK == MessageBox( "要关闭白板吗？", "关闭", MB_OKCANCEL | MB_ICONINFORMATION | MB_DEFBUTTON2 ) )
{
/// 向所有客户端发送关闭服务器消息
for( int nIndex = 0; nIndex < m_listCtrlInWhiteBoard.GetItemCount(); nIndex++ )
{
USER user = m_arrFriendsInWhiteBoard.GetAt( nIndex );
SendUserCommandToIP( WHITEBOARD_SERVER_CLOSED, user.strIP, WHITEBOARD_CLIENT_PORT, NULL );
}
/// 关闭UDP套接字
m_pWBSSocket->Close();
delete [] m_pWBSSocket;
m_pWBSSocket = NULL;
/// 清空用户列表
m_arrFriendsInWhiteBoard.RemoveAll();
m_arrFriendsOutOfWhiteBoard.RemoveAll();
/// 设置默认
ResetTools();
ResetWidth();
m_emTool = PENCIL;
m_nWidth = WHITEBOARD_WIDTH_1;
m_clDrawColor = DEFAULT_WHITEBOARD_TOOL_COLOR;
/// 清除画布
m_staticCanvas.ClearCanvas();
DestroyWindow();
}
}
