newcontrol.cs

.Net实现的局域网完整IM,含完整的设计远隔

                    }
                }

                _nowTier = -1;
                this.Cursor = System.Windows.Forms.Cursors.Default;
            }
            else
            {
                if (_nowTier != -1)
                {
                    _nowTier = -1;
                    this.Cursor = System.Windows.Forms.Cursors.Default;
                }
            }
            //base.OnMouseMove(e);
        }

        protected override void OnMouseDown(MouseEventArgs e)
        {
            if (_nowTier != -1)
            {
                _dragTier = true;
            }
            else if (e.Y > _heightOfCpt)
            {
                if (_ifScroll == true && e.X > this.Width - 15)
                {
                    int t_n = e.Y;
                    if (t_n < _heightOfCpt + 15)
                    {
                        _nowStartRow -= 1;
                        _nowScrollY = _heightOfCpt + 15 + (this.Height - _heightOfCpt - 30) * _nowStartRow / _field.Count;
                        this.OnPaint(new PaintEventArgs(this.CreateGraphics(), this.ClientRectangle));
                    }
                    else if (t_n > this.Height - 15)
                    {
                        _nowStartRow += 1;
                        _nowScrollY = _heightOfCpt + 15 + (this.Height - _heightOfCpt - 30) * _nowStartRow / _field.Count;
                        this.OnPaint(new PaintEventArgs(this.CreateGraphics(), this.ClientRectangle));
                    }
                    else if (t_n > _nowScrollY && t_n < _nowScrollY + 34)
                    {
                        _dragScroll = true;
                        _nowScrollInY = t_n - _nowScrollY;
                    }
                    else
                    {
                        _nowScrollY = t_n - _heightOfCpt - 15;
                        _nowStartRow = _field.Count * (_nowScrollY - _heightOfCpt - 15) / (this.Height - _heightOfCpt - 30);
                        this.OnPaint(new PaintEventArgs(this.CreateGraphics(), this.ClientRectangle));
                    }
                }
                else
                {
                    int t_n = _nowStartRow + (e.Y - _heightOfCpt) / _heightOfRow;
                    if (_nowChecked != t_n)
                    {
                        _nowChecked = t_n;
                        this.OnPaint(new PaintEventArgs(this.CreateGraphics(), this.ClientRectangle));
                    }
                }
            }

            this.Focus();
            //base.OnMouseDown(e);
        }

        protected override void OnMouseUp(MouseEventArgs e)
        {
            if (_dragTier == true)
            {
                _dragTier = false;
            }
            else if (_dragScroll == true)
            {
                _dragScroll = false;
            }
            //base.OnMouseUp(e);
        }

        protected override void OnMouseWheel(MouseEventArgs e)
        {
            if (e.Delta > 0)
            {
                _nowStartRow -= 1;
            }
            else
            {
                _nowStartRow += 1;
            }

            _nowScrollY = _heightOfCpt + 15 + (this.Height - _heightOfCpt - 30) * _nowStartRow / _field.Count;
            this.OnPaint(new PaintEventArgs(this.CreateGraphics(), this.ClientRectangle));
        }
    }
}
/*
    class JPM_PushPanelBox_ImageAndString
    {
        public System.Drawing.Image _Image;
        public string _String;
    }

    public class JPM_PushPanelBox_Panel
    {
        /// <summary>
        /// const
        /// </summary>
        public const int ENTITY_TYPE_STRING = 0;
        public const int ENTITY_TYPE_IMAGE = 1;
        public const int ENTITY_TYPE_IMAGEANDSTRING = 2;

        public const int BACKGROUND_MODE_CENTER = 0;
        public const int BACKGROUND_MODE_STRETCH = 1;

        public const int ENTITY_MODE_CENTER = 0;
        public const int ENTITY_MODE_LEFT = 1;
        public const int ENTTTY_MODE_RIGHT = 2;

        public const int ENTITY_POS_TOLEFT = 4;
        public const int ENTITY_POS_TOTOP = 4;

        int _width = 0;
        int _height = 0;

        System.Collections.ArrayList _entitys = new System.Collections.ArrayList();
        System.Collections.ArrayList _entityTypes = new System.Collections.ArrayList();

        System.Drawing.Color _backgroundColor = Color.White;
        System.Drawing.Image _backgroundImage;
        int _backgroundImageMode = BACKGROUND_MODE_CENTER;

        bool _entityBorder = true;
        int _entityMode = ENTITY_MODE_CENTER;

        int _heightOfRow;

        bool _ifScroll = false;
        bool _dragScroll = false;
        int _nowScrollY = 0;
        int _nowScrollInY = 0;
        int _nowStartRow = 0;
        int _nowChecked = -1;

        public System.Drawing.Color BackgroundColor
        {
            set
            {
                _backgroundColor = value;
            }
            get
            {
                return _backgroundColor;
            }
        }

        public System.Drawing.Image BackgoundImage
        {
            set
            {
                _backgroundImage = value;
            }
            get
            {
                return _backgroundImage;
            }
        }

        public int BackgroundMode
        {
            set
            {
                _backgroundImageMode = value;
            }
            get
            {
                return _backgroundImageMode;
            }
        }

        public bool EntityBorder
        {
            set
            {
                _entityBorder = value;
            }
            get
            {
                return _entityBorder;
            }
        }

        public int EntityMode
        {
            set
            {
                _entityMode = value;
            }
            get
            {
                return _entityMode;
            }
        }

        public int HeightOfRow
        {
            set
            {
                _heightOfRow = value;
            }
            get
            {
                return _heightOfRow;
            }
        }

        public void AddAnEntity(string theStr)
        {
            _entitys.Add(theStr);
            _entityTypes.Add(ENTITY_TYPE_STRING);
        }

        public void AddAnEntity(System.Drawing.Image theImage)
        {
            _entitys.Add(theImage);
            _entityTypes.Add(ENTITY_TYPE_IMAGE);
        }

        public void AddAnEntity(System.Drawing.Image theImage, string theStr)
        {
            JPM_PushPanelBox_ImageAndString t_IS = new JPM_PushPanelBox_ImageAndString();

            t_IS._Image = theImage;
            t_IS._String = theStr;
            _entitys.Add(t_IS);
            _entityTypes.Add(ENTITY_TYPE_IMAGEANDSTRING);
        }

        public System.Drawing.Image GetPanelUIBuffer(int NewWidth, int NewHeight, System.Drawing.Font PFont)
        {
            int t_r, t_rc,t_et;
            int t_cOfDirRows;
            string t_str;
            SizeF t_sizeF;
            JPM_PushPanelBox_ImageAndString t_IS;
            System.Drawing.Image t_imageSource = global::NewControl.Resource.BMP_LISTSOURCE;
            System.Drawing.Image t_image;
            System.Drawing.SolidBrush t_BBrush = new SolidBrush(Color.Black);
            System.Drawing.Bitmap t_bmpBuffer = new Bitmap(NewWidth,NewHeight);
            System.Drawing.Graphics t_G = Graphics.FromImage(t_bmpBuffer);

            _width = NewWidth;
            _height = NewHeight;

            t_G.FillRectangle(new SolidBrush(_backgroundColor),new Rectangle(0,0,NewWidth,NewHeight));
            if (_backgroundImageMode == BACKGROUND_MODE_CENTER)
            {
                if (_backgroundImage != null)
                {
                    t_G.DrawImageUnscaled(_backgroundImage, new Rectangle((NewWidth - _backgroundImage.Width) / 2, (NewHeight - _backgroundImage.Height) / 2, _backgroundImage.Width, _backgroundImage.Height));
                }
            }
            else
            {
                if (_backgroundImage != null)
                {
                    t_G.DrawImage(_backgroundImage, new Rectangle(0,0,NewWidth,NewHeight));
                }
            }

            t_cOfDirRows = NewHeight/_heightOfRow;

            t_rc = _heightOfRow>_entitys.Count?_entitys.Count:_heightOfRow;

            if (_nowStartRow < 0)
            {
                _nowStartRow = 0;
            }
            else if (_nowStartRow >= _entitys.Count)
            {
                _nowStartRow = _entitys.Count - 1;
            }
            
            if (_entityMode == ENTITY_MODE_CENTER)
            {
                for (t_r = 0; t_r < t_rc; t_r++)
                {
                    t_et = (int)_entityTypes[_nowStartRow+t_r];
                    if (t_et == ENTITY_TYPE_STRING)
                    {
                        t_str = (string)_entitys[t_r];
                        t_G.DrawString(t_str, PFont, t_BBrush, (NewWidth - t_G.MeasureString(t_str, PFont).Width + ENTITY_POS_TOLEFT) / 2,(_heightOfRow-ENTITY_POS_TOTOP) * t_r + _heightOfRow / 2);
                    }
                    else if (t_et == ENTITY_TYPE_IMAGE)
                    {
                        t_image = (System.Drawing.Image)_entitys[t_r];
                        t_G.DrawImage(t_image,(NewWidth-_heightOfRow+ENTITY_POS_TOLEFT)/2,(_heightOfRow-ENTITY_POS_TOTOP)*t_r,_heightOfRow,_heightOfRow);
                    }
                    else if (t_et == ENTITY_TYPE_IMAGEANDSTRING)
                    {
                        t_IS = (JPM_PushPanelBox_ImageAndString)_entitys[t_r];
                        t_str = t_IS._String;
                        t_image = t_IS._Image;
                        t_sizeF = t_G.MeasureString(t_IS._String, PFont);
                        t_et = _heightOfRow - (int)t_sizeF.Height-ENTITY_POS_TOLEFT;// A Temp Use

                        t_G.DrawImage(t_image, (NewWidth - t_et) / 2, _heightOfRow * t_r+ENTITY_POS_TOTOP, t_et, t_et);
                        t_G.DrawString(t_str, PFont, t_BBrush, (NewWidth - (int)t_sizeF.Width) / 2, _heightOfRow * t_r + t_et + ENTITY_POS_TOTOP);
                    }
                }
            }
            else if (_entityMode == ENTITY_MODE_LEFT)
            {
                for (t_r = 0; t_r < t_rc; t_r++)
                {
                    t_et = (int)_entityTypes[_nowStartRow + t_r];
                    if (t_et == ENTITY_TYPE_STRING)
                    {
                        t_str = (string)_entitys[t_r];
                        t_G.DrawString(t_str, PFont, t_BBrush,  ENTITY_POS_TOLEFT , (_heightOfRow - ENTITY_POS_TOTOP) * t_r + _heightOfRow / 2);
                    }
                    else if (t_et == ENTITY_TYPE_IMAGE)
                    {
                        t_image = (System.Drawing.Image)_entitys[t_r];
                        t_G.DrawImage(t_image, ENTITY_POS_TOLEFT, (_heightOfRow - ENTITY_POS_TOTOP) * t_r, _heightOfRow, _heightOfRow);
                    }
                    else if (t_et == ENTITY_TYPE_IMAGEANDSTRING)
                    {
                        t_IS = (JPM_PushPanelBox_ImageAndString)_entitys[t_r];
                        t_str = t_IS._String;
                        t_image = t_IS._Image;
                        t_sizeF = t_G.MeasureString(t_IS._String, PFont);
                        t_et = _heightOfRow - (int)t_sizeF.Height - ENTITY_POS_TOLEFT;// A Temp Use

                        t_G.DrawImage(t_image, ENTITY_POS_TOLEFT, _heightOfRow * t_r + ENTITY_POS_TOTOP, t_et, t_et);
                        t_G.DrawString(t_str, PFont, t_BBrush, ENTITY_POS_TOLEFT, _heightOfRow * t_r + t_et + ENTITY_POS_TOTOP);
                    }
                }
            }

            if (_entitys.Count > t_cOfDirRows)
            {
                int t_w,t_h;

                t_w = NewWidth-15;
                t_h = NewHeight-15;

                if( _nowScrollY<15 )
                {
                    _nowScrollY = 15;
                }
                else if( _nowScrollY>t_h-34 )
                {
                    _nowScrollY = t_h-34;
                }

                _ifScroll = true;

                t_G.DrawImage(t_imageSource, new Rectangle(t_w, 0, 15, 15), new Rectangle(1, 0, 15, 15), GraphicsUnit.Pixel);
                t_G.DrawImage(t_imageSource, new Rectangle(t_w,t_h, 15, 15), new Rectangle(1, 15, 15, 15), GraphicsUnit.Pixel);
                t_G.DrawImage(t_imageSource,new Rectangle(t_w,15,15,t_h-14),new Rectangle(1,0,15,1),GraphicsUnit.Pixel);

                t_G.DrawImage(t_imageSource, new Rectangle(16, 0, 13, 34),new Rectangle(),GraphicsUnit.Pixel);
            }

            return t_bmpBuffer;
        }

        public bool OnMouseDown(int X,int Y)
        {
            if (_ifScroll == true && X > _width - 15)
            {
                if (Y < 15)
                {
                }
                else if (Y > _height - 15)
                {
                }
                else if (Y > _nowScrollY && Y < _nowScrollY + 34)
                {
                }
                else
                {
                }
                return true;
            }
            else
            {
                return true;
            }
        }
    }

    public class JPM_PushPanelBox : System.Windows.Forms.Control
    {
    }
}*/