reportsectioncontrolbase.cs

来自「SharpDevelop2.0.0 c#开发免费工具」· CS 代码 · 共 512 行 · 第 1/2 页

			using (Brush brush = new SolidBrush(Color.Black)) {
				pea.Graphics.DrawString (caption,
				                         this.Font,
				                         brush,
				                         new PointF(this.bodyPanel.Location.X,0));
			}
		}
		
		#endregion
		
		#region splitter
		void SplitPanelMouseDown(object sender, System.Windows.Forms.MouseEventArgs e){
			mouseDown = true;
			currentY = e.Y;
		}
		
		
		void SplitPanelMouseUp(object sender, System.Windows.Forms.MouseEventArgs mea){
			if (mouseDown){
				this.Height = this.Height + (mea.Y - currentY);
				if (SectionChanged != null) {
					SectionChanged (this,new SectionChangedEventArgs (null,null));
				}
				mouseDown = false;
			}
		}
		
		#endregion
		
		#region propertys

		public override Control Body{
			get { return bodyPanel; }
		}
		
		public  Control Head{
			get {
				return this.titlePanel;
			}
		}
		
		public string Caption {
			set {
				caption = value;
			}
		}
		
		#endregion
		
		#region events
		
		void NotifySectionClick () {
			ClearSelections();
			this.OnClick(EventArgs.Empty);
		}
		
		void FiredDragDropItem (string item,Point pointAt) {
			if (ItemSelected != null) {
				ItemSelected (this,new EventArgs());
			}
			
			if (ItemDragDrop != null) {
				ItemDragDropEventArgs ea = new ItemDragDropEventArgs (ItemDragDropEventArgs.enmAction.Add,
				                                                      pointAt,
				                                                      item);
				ItemDragDrop (this,ea);
			}
		}
		
		#endregion

		
		#region DragDrop
		
		private string DragObjectToString (DragEventArgs dea) {
			if (dea.Data.GetDataPresent(typeof(System.String))){
				return Convert.ToString (dea.Data.GetData(typeof(System.String)),
				                         CultureInfo.InvariantCulture);
			} else {
				return String.Empty;
			}
		}
		
		private bool CheckDraggedControl (DragEventArgs dea) {
			string str = this.DragObjectToString (dea);
			return this.designableFactory.Contains(str);
			
		}
		
		private bool CheckDragElement (System.Windows.Forms.DragEventArgs dea) {
			bool drag;
			if (CheckDraggedControl(dea)) {
				dea.Effect = DragDropEffects.Copy;
				drag = true;
			} else {
				dea.Effect = DragDropEffects.None;
				drag = false;
			}
			return drag;
		}
		
		
		
		void BodyPanelDragDrop(object sender, System.Windows.Forms.DragEventArgs dea){
			if (dea.Data.GetDataPresent(typeof(System.String))){
				Object item = (object)dea.Data.GetData(typeof(System.String));
				
				FiredDragDropItem (Convert.ToString(item),
				                   this.Body.PointToClient (Cursor.Position));
			}
			
		}
		
		void BodyPanelDragEnter(object sender, System.Windows.Forms.DragEventArgs dea){
			dragAllowed = CheckDragElement(dea);
			string s = DragObjectToString (dea);
			this.draggedItem = 	 this.designableFactory.Create(s);
		}
		
		void BodyPanelDragLeave(object sender, System.EventArgs e){
			dragAllowed = false;
			this.Body.Invalidate();
		}
		
		private void BodyPanelDragOver(object sender, System.Windows.Forms.DragEventArgs dea){
			IContainerItem parentControl = this.IsValidContainer(dea);
			if (parentControl != null) {
				if (parentControl.IsValidChild(this.draggedItem)) {
					dea.Effect = DragDropEffects.Copy;
				} else {
					dea.Effect = DragDropEffects.None;
				}
				
			} else {
				if (dragAllowed) {
					dea.Effect = DragDropEffects.Copy;
				} else {
					dea.Effect = DragDropEffects.None;
				}
			}

		}
		
		private IContainerItem IsValidContainer(DragEventArgs dea) {
			Point point = new Point(dea.X,dea.Y);
			
			for (int i = 0; i < this.bodyPanel.Controls.Count; i++) {
				Control c = this.bodyPanel.Controls[i];
				Rectangle r = c.ClientRectangle;
				
				if (r.Contains(c.PointToClient(point))) {
					IContainerItem ia = c as IContainerItem;
					return ia;
				}
			}
			return null;
		}
		
		
		#endregion
		
		#region Windows Forms Designer generated code
		/// <summary>
		/// This method is required for Windows Forms designer support.
		/// Do not change the method contents inside the source code editor. The Forms designer might
		/// not be able to load this method if it was changed manually.
		/// </summary>
		private void InitializeComponent() {
			this.bodyPanel = new System.Windows.Forms.Panel();
			this.ctrlRuler1 = new Ruler.ctrlRuler();
			this.splitPanel = new System.Windows.Forms.Panel();
			this.titlePanel = new System.Windows.Forms.Panel();
			this.titlePanel.SuspendLayout();
			this.SuspendLayout();
			// 
			// bodyPanel
			// 
			this.bodyPanel.AllowDrop = true;
			this.bodyPanel.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
			                                                               | System.Windows.Forms.AnchorStyles.Left)
			                                                              | System.Windows.Forms.AnchorStyles.Right)));
			this.bodyPanel.BackColor = System.Drawing.SystemColors.Window;
			this.bodyPanel.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.bodyPanel.Location = new System.Drawing.Point(24, 20);
			this.bodyPanel.Name = "bodyPanel";
			this.bodyPanel.Size = new System.Drawing.Size(408, 131);
			this.bodyPanel.TabIndex = 6;
			this.bodyPanel.DragOver += new System.Windows.Forms.DragEventHandler(this.BodyPanelDragOver);
			this.bodyPanel.DragDrop += new System.Windows.Forms.DragEventHandler(this.BodyPanelDragDrop);
			this.bodyPanel.DragEnter += new System.Windows.Forms.DragEventHandler(this.BodyPanelDragEnter);
			this.bodyPanel.Paint += new System.Windows.Forms.PaintEventHandler(this.BodyPanelPaint);
			this.bodyPanel.SizeChanged += new System.EventHandler(this.BodyPanelSizeChanged);
			this.bodyPanel.DragLeave += new System.EventHandler(this.BodyPanelDragLeave);
			this.bodyPanel.MouseMove += new MouseEventHandler(this.OnMouseMove);
			this.bodyPanel.MouseDown += new MouseEventHandler(this.OnMouseDown);
			// 
			// ctrlRuler1
			// 
			this.ctrlRuler1.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
			                                                               | System.Windows.Forms.AnchorStyles.Left)));
			this.ctrlRuler1.BackColor = System.Drawing.SystemColors.Window;
			this.ctrlRuler1.Direction = Ruler.ctrlRuler.enmDirection.enmVertikal;
			this.ctrlRuler1.DrawFrame = true;
			this.ctrlRuler1.EndValue = 210;
			this.ctrlRuler1.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
			this.ctrlRuler1.LeftMargin = 0;
			this.ctrlRuler1.Location = new System.Drawing.Point(0, 20);
			this.ctrlRuler1.MarginColor = System.Drawing.Color.Empty;
			this.ctrlRuler1.Name = "ctrlRuler1";
			this.ctrlRuler1.RightMargin = 0;
			this.ctrlRuler1.ScaleUnit = System.Drawing.GraphicsUnit.Millimeter;
			this.ctrlRuler1.Size = new System.Drawing.Size(24, 131);
			this.ctrlRuler1.StartValue = 0;
			this.ctrlRuler1.TabIndex = 1;
			// 
			// splitPanel
			// 
			this.splitPanel.BackColor = System.Drawing.SystemColors.ControlDarkDark;
			this.splitPanel.Cursor = System.Windows.Forms.Cursors.HSplit;
			this.splitPanel.Dock = System.Windows.Forms.DockStyle.Bottom;
			this.splitPanel.Location = new System.Drawing.Point(0, 150);
			this.splitPanel.Name = "splitPanel";
			this.splitPanel.Size = new System.Drawing.Size(432, 4);
			this.splitPanel.TabIndex = 7;
			this.splitPanel.MouseDown += new System.Windows.Forms.MouseEventHandler(this.SplitPanelMouseDown);
			this.splitPanel.MouseUp += new System.Windows.Forms.MouseEventHandler(this.SplitPanelMouseUp);
			// 
			// titlePanel
			// 
			this.titlePanel.BackColor = System.Drawing.SystemColors.Control;
			this.titlePanel.Dock = System.Windows.Forms.DockStyle.Top;
			this.titlePanel.Location = new System.Drawing.Point(0, 0);
			this.titlePanel.Name = "titlePanel";
			this.titlePanel.Size = new System.Drawing.Size(432, 20);
			this.titlePanel.TabIndex = 5;
			this.titlePanel.Paint += new System.Windows.Forms.PaintEventHandler(this.OnPaintTitel);
			// 
			// UserControl1
			// 
			this.BackColor = System.Drawing.SystemColors.Control;
			this.Controls.Add(this.bodyPanel);
			this.Controls.Add(this.titlePanel);
			this.Controls.Add(this.splitPanel);
			this.Controls.Add(this.ctrlRuler1);
			
			this.Name = "UserControl1";
			this.Size = new System.Drawing.Size(432, 154);
			this.titlePanel.ResumeLayout(false);
			this.ResumeLayout(false);
		}
		
		#endregion
	}
	
}