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#if NETFX || NETCORE
using System;using System.Drawing;using System.Drawing.Drawing2D;using System.Windows.Forms;
namespace Apewer.Surface{
/// <summary></summary>
public class BlockBox : BaseControl {
#region definition
private const int StateNormal = 1; private const int StateHover = 2; private const int StateLost = 3;
private Color _normalborder, _normalwall, _hoverborder, _hoverwall, _lostborder, _lostwall; private int _state = StateNormal; private bool _disposed = false; private bool _haveborder = true;
//private Bitmap _background = null;
private void VarInit() { _normalborder = FormsUtility.GraceBorder; _normalwall = FormsUtility.White; _hoverborder = FormsUtility.GraceSilver; _hoverwall = FormsUtility.White; }
#endregion
#region this
/// <summary></summary>
public BlockBox() { VarInit();
SetStyle(ControlStyles.UserPaint, true); SetStyle(ControlStyles.AllPaintingInWmPaint, true); SetStyle(ControlStyles.OptimizedDoubleBuffer, true); // SetStyle(ControlStyles.ResizeRedraw, value);
SetStyle(ControlStyles.DoubleBuffer, true); UpdateStyles();
//this.BackColor = normalborder;
this.Padding = new Padding(1);
//this.Controls.Add(_body);
EventInit(); UpdateColor(); }
/// <summary></summary>
public new void Dispose() { if (!_disposed) { _disposed = true; base.Dispose(); } }
#endregion
#region public accessor
/// <summary>添加子控件。</summary>
public void Add(Control control) { if (control != null) this.Controls.Add(control); }
/// <summary>移除所有子控件。</summary>
public void Clean() { this.Controls.Clear(); }
/// <summary>移除所有子控件。</summary>
public void Clear() { this.Controls.Clear(); }
/// <summary>子控件的数量。</summary>
public int Count { get { return this.Controls.Count; } }
/// <summary>获取子控件。</summary>
/// <param name="index">子控件索引。</param>
public Control this[int index] { get { return this.Controls[index]; } }
/// <summary></summary>
public bool HaveBorder { get { return _haveborder; } set { _haveborder = value; UpdateColor(); } }
/// <summary></summary>
public Color NormalBorder { get { return _normalborder; } set { _normalborder = value; if (_state == StateNormal) UpdateColor(); } }
/// <summary></summary>
public Color NormalWall { get { return _normalwall; } set { _normalwall = value; if (_state == StateNormal) UpdateColor(); } }
/// <summary></summary>
public Color HoverBorder { get { return _hoverborder; } set { _hoverborder = value; if (_state == StateHover) UpdateColor(); } }
/// <summary></summary>
public Color HoverWall { get { return _hoverwall; } set { _hoverwall = value; if (_state == StateHover) UpdateColor(); } }
/// <summary></summary>
public Color LostBorder { get { return _lostborder; } set { _lostborder = value; if (_state == StateLost) UpdateColor(); } }
/// <summary></summary>
public Color LostWall { get { return _lostwall; } set { _lostwall = value; if (_state == StateLost) UpdateColor(); } }
/// <summary></summary>
public void GoHover() { if (_state != StateHover) { _state = StateHover; UpdateColor(); } }
/// <summary></summary>
public void GoNormal() { if (_state != StateNormal) { _state = StateNormal; UpdateColor(); } }
/// <summary></summary>
public void GoLost() { if (_state != StateLost) { _state = StateLost; UpdateColor(); } }
#endregion
#region private method
private void UpdateColor() { if ((this.Width > 0) && (this.Height > 0)) { Color vbordercolor; Color vwallcolor; switch (_state) { default: case StateNormal: vbordercolor = NormalBorder; vwallcolor = NormalWall; break; case StateHover: vbordercolor = HoverBorder; vwallcolor = HoverWall; break; case StateLost: vbordercolor = LostBorder; vwallcolor = LostWall; break; }
var vbackground = new Bitmap(this.Width, this.Height); var vgraphics = Graphics.FromImage(vbackground); var vpen = new Pen(vbordercolor); vgraphics.SmoothingMode = SmoothingMode.None; vgraphics.CompositingMode = CompositingMode.SourceCopy; vgraphics.Clear(vwallcolor); vgraphics.DrawRectangle(vpen, 0, 0, this.Width - 1, this.Height - 1); vpen.Dispose(); vgraphics.Dispose(); if (this.BackgroundImage != null) { this.BackgroundImage.Dispose(); this.BackgroundImage = null; } this.BackgroundImage = vbackground; } }
#endregion
#region private event
private void EventInit() { //_body.MouseClick += event_caption_mouseclick;
//_body.MouseDoubleClick += event_caption_mousedoubleclick;
//_body.MouseDown += event_caption_mousedown;
//_body.MouseUp += event_caption_mouseup;
//_body.MouseMove += event_caption_mousemove;
//_body.MouseWheel += event_caption_mousewheel;
//_body.Click += event_click;
//_body.DoubleClick += event_doubleclick;
//_body.MouseCaptureChanged += event_caption_mousecapturechanged;
//_body.MouseEnter += event_caption_mouseenter;
//_body.MouseHover += event_caption_mousehover;
//_body.MouseLeave += event_caption_mouseleave;
//_body.PreviewKeyDown += event_previewkeydown;
this.Resize += Event_This_Resize; }
private void Event_This_Resize(object sender, EventArgs e) { UpdateColor(); }
private void Event_PreviewKeyDown(object sender, PreviewKeyDownEventArgs e) { this.OnPreviewKeyDown(e); }
private void Event_DoubleClick(object sender, EventArgs e) { this.OnDoubleClick(e); }
private void Event_Click(object sender, EventArgs e) { this.OnClick(e); }
private void Event_Caption_MouseWheel(object sender, MouseEventArgs e) { int voffset = HaveBorder ? 1 : 0; this.OnMouseWheel(new MouseEventArgs(e.Button, e.Clicks, e.X + voffset, e.Y + voffset, e.Delta)); }
private void Event_Caption_MouseMove(object sender, MouseEventArgs e) { int voffset = HaveBorder ? 1 : 0; this.OnMouseMove(new MouseEventArgs(e.Button, e.Clicks, e.X + voffset, e.Y + voffset, e.Delta)); }
private void Event_Caption_MouseLeave(object sender, EventArgs e) { this.OnMouseLeave(e); }
private void Event_Caption_MouseHover(object sender, EventArgs e) { this.OnMouseHover(e); }
private void Event_Caption_MouseEnter(object sender, EventArgs e) { this.OnMouseEnter(e); }
private void Event_Caption_MouseDoubleClick(object sender, MouseEventArgs e) { int voffset = HaveBorder ? 1 : 0; this.OnMouseDoubleClick(new MouseEventArgs(e.Button, e.Clicks, e.X + voffset, e.Y + voffset, e.Delta)); }
private void Event_Caption_MouseCaptureChanged(object sender, EventArgs e) { this.OnMouseCaptureChanged(e); }
private void Event_Caption_MouseUp(object sender, MouseEventArgs e) { int voffset = HaveBorder ? 1 : 0; this.OnMouseUp(new MouseEventArgs(e.Button, e.Clicks, e.X + voffset, e.Y + voffset, e.Delta)); }
private void Event_Caption_MouseClick(object sender, MouseEventArgs e) { int voffset = HaveBorder ? 1 : 0; this.OnMouseClick(new MouseEventArgs(e.Button, e.Clicks, e.X + voffset, e.Y + voffset, e.Delta)); }
private void Event_Caption_MouseDown(object sender, MouseEventArgs e) { int voffset = HaveBorder ? 1 : 0; this.OnMouseDown(new MouseEventArgs(e.Button, e.Clicks, e.X + voffset, e.Y + voffset, e.Delta)); }
#endregion
#region common
/// <summary>鼠标滚轮事件。</summary>
public new void WheelMouse(MouseEventArgs e) { OnMouseWheel(e); }
#endregion
}}
#endif
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