using DevExpress.XtraBars.Docking;
|
using System;
|
using System.Drawing;
|
using System.Windows.Forms;
|
|
namespace Gs.DevApp.ToolBox
|
{
|
public class DragResizeHelp
|
{
|
#region Field
|
private bool isDragging = false;
|
private const int Band = 5;
|
private const int MinWidth = 50;
|
private const int MinHeight = 30;
|
private EnumMousePointPosition m_MousePointPosition;
|
private Point p, p1;
|
private Control dragBox1;//容器1
|
private string dragBoxCurrentName = "";//当前容器的名称
|
private Control ctrlCurrentObj;//当前拖拖动的对像
|
private DevExpress.XtraBars.Docking.DockManager dockManager1;
|
private DevExpress.XtraBars.Docking.DockPanel dockPanel1;
|
private DevExpress.XtraBars.Docking.ControlContainer dockPanel1_Container;
|
private System.ComponentModel.IContainer components = null;
|
//private ToolTip toolTip;
|
#endregion
|
#region Inner Object
|
private enum EnumMousePointPosition
|
{
|
MouseSizeNone = 0, //'无
|
MouseSizeRight = 1, //'拉伸右边框
|
MouseSizeLeft = 2, //'拉伸左边框
|
MouseSizeBottom = 3, //'拉伸下边框
|
MouseSizeTop = 4, //'拉伸上边框
|
MouseSizeTopLeft = 5, //'拉伸左上角
|
MouseSizeTopRight = 6, //'拉伸右上角
|
MouseSizeBottomLeft = 7, //'拉伸左下角
|
MouseSizeBottomRight = 8, //'拉伸右下角
|
MouseDrag = 9 // '鼠标拖动
|
}
|
#endregion
|
public DragResizeHelp(DevExpress.XtraEditors.XtraForm frm, Control regBox)
|
{
|
// toolTip = new ToolTip();
|
this.components = new System.ComponentModel.Container();
|
dragBox1 = regBox;
|
this.components = new System.ComponentModel.Container();
|
this.dockManager1 = new DevExpress.XtraBars.Docking.DockManager(this.components);
|
dockManager1.BeginUpdate();
|
this.dockPanel1 = new DevExpress.XtraBars.Docking.DockPanel();
|
this.dockPanel1_Container = new DevExpress.XtraBars.Docking.ControlContainer();
|
((System.ComponentModel.ISupportInitialize)(this.dockManager1)).BeginInit();
|
this.dockPanel1.SuspendLayout();
|
frm.SuspendLayout();
|
//
|
// dockManager1
|
//
|
this.dockManager1.Form = frm;
|
this.dockManager1.RootPanels.AddRange(new DevExpress.XtraBars.Docking.DockPanel[] {
|
this.dockPanel1});
|
this.dockManager1.TopZIndexControls.AddRange(new string[] {
|
"DevExpress.XtraBars.BarDockControl",
|
"DevExpress.XtraBars.StandaloneBarDockControl",
|
"System.Windows.Forms.MenuStrip",
|
"System.Windows.Forms.StatusStrip",
|
"System.Windows.Forms.StatusBar",
|
"DevExpress.XtraBars.Ribbon.RibbonStatusBar",
|
"DevExpress.XtraBars.Ribbon.RibbonControl",
|
"DevExpress.XtraBars.Navigation.OfficeNavigationBar",
|
"DevExpress.XtraBars.Navigation.TileNavPane",
|
"DevExpress.XtraBars.TabFormControl",
|
"DevExpress.XtraBars.FluentDesignSystem.FluentDesignFormControl",
|
"DevExpress.XtraBars.ToolbarForm.ToolbarFormControl"});
|
//
|
// dockPanel1
|
//
|
this.dockPanel1.Controls.Add(this.dockPanel1_Container);
|
this.dockPanel1.Dock = DevExpress.XtraBars.Docking.DockingStyle.Float;
|
this.dockPanel1.FloatLocation = new System.Drawing.Point(1617, 547);
|
this.dockPanel1.FloatSize = new System.Drawing.Size(306, 459);
|
this.dockPanel1.ID = new System.Guid("7148938b-5fd8-4833-9a9f-445a728a11cf");
|
this.dockPanel1.Location = new System.Drawing.Point(0, 0);
|
this.dockPanel1.Name = "dockPanel1";
|
this.dockPanel1.OriginalSize = new System.Drawing.Size(200, 200);
|
this.dockPanel1.Size = new System.Drawing.Size(306, 459);
|
this.dockPanel1.Text = "组件箱";
|
dockPanel1.Options.AllowDockBottom = false;
|
dockPanel1.Options.AllowDockFill = false;
|
dockPanel1.Options.AllowDockLeft = false;
|
dockPanel1.Options.AllowDockRight = false;
|
dockPanel1.Options.AllowDockTop = false;
|
dockPanel1.Options.ShowMaximizeButton = false;
|
dockPanel1.Options.ShowMaximizeButton = false;
|
//
|
// dockPanel1_Container
|
//
|
this.dockPanel1_Container.Location = new System.Drawing.Point(5, 32);
|
this.dockPanel1_Container.Name = "dockPanel1_Container";
|
this.dockPanel1_Container.Size = new System.Drawing.Size(296, 423);
|
this.dockPanel1_Container.TabIndex = 0;
|
this.dockPanel1_Container.BorderStyle = System.Windows.Forms.BorderStyle.None;
|
//
|
// XtraForm1
|
//
|
frm.AutoScaleDimensions = new System.Drawing.SizeF(8F, 18F);
|
frm.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
|
frm.ClientSize = new System.Drawing.Size(1057, 660);
|
|
((System.ComponentModel.ISupportInitialize)(this.dockManager1)).EndInit();
|
this.dockPanel1.ResumeLayout(false);
|
frm.ResumeLayout(false);
|
dockManager1.EndUpdate();
|
|
this.dockPanel1.Hide();
|
|
dockPanel1.ClosedPanel += (s, e) =>
|
{
|
foreach (Control control in dragBox1.Controls)
|
{
|
if (control != null)
|
{
|
control.MouseDown -= new MouseEventHandler(control_MouseDown);
|
control.MouseLeave -= new EventHandler(control_MouseLeave);
|
control.MouseMove -= new MouseEventHandler(control_MouseMove);
|
control.MouseUp -= Control_MouseUp;
|
control.Resize -= myPanel_Resize;
|
}
|
}
|
};
|
}
|
public void Show()
|
{
|
if (dockPanel1.Visibility == DockVisibility.Visible)
|
return;
|
foreach (Control control in dragBox1.Controls)
|
{
|
if (control != null)
|
{
|
dragBoxCurrentName = dragBox1.Name;
|
control.MouseDown += new MouseEventHandler(control_MouseDown);
|
control.MouseLeave += new EventHandler(control_MouseLeave);
|
control.MouseMove += new MouseEventHandler(control_MouseMove);
|
control.MouseUp += Control_MouseUp;
|
control.Resize += myPanel_Resize;
|
control.ContextMenuStrip = new ContextMenuStrip();
|
|
}
|
}
|
dockPanel1.Show();
|
isDragging = true;
|
|
}
|
public void Hide(Control control)
|
{
|
if (control != null)
|
{
|
control.MouseDown -= new MouseEventHandler(control_MouseDown);
|
control.MouseLeave -= new EventHandler(control_MouseLeave);
|
control.MouseMove -= new MouseEventHandler(control_MouseMove);
|
control.MouseUp -= Control_MouseUp;
|
control.Resize -= myPanel_Resize;
|
}
|
dockPanel1.Hide();
|
isDragging = false;
|
}
|
#region Public Method
|
private void Control_MouseUp(object sender, MouseEventArgs e)
|
{
|
Control lCtrl = (sender as Control);
|
ctrlCurrentObj = lCtrl;
|
(sender as Control).Refresh();
|
dragBoxCurrentName = (sender as Control).Parent.Name;
|
if (dragBox1.Name == dragBoxCurrentName)
|
{
|
if (IsOutsideBounds(lCtrl, dragBox1))
|
{
|
dragBox1.Controls.Remove(lCtrl);
|
dockPanel1_Container.Controls.Add(lCtrl);
|
lCtrl.Left = 0;
|
lCtrl.Top = 10;
|
// isDragging = false;
|
dragBoxCurrentName = dockPanel1_Container.Name;
|
}
|
// reloadLoaction(null);
|
}
|
else if (dockPanel1_Container.Name == dragBoxCurrentName)
|
{
|
if (IsOutsideBounds(lCtrl, dockPanel1_Container))
|
{
|
dockPanel1_Container.Controls.Remove(lCtrl);
|
dragBox1.Controls.Add(lCtrl);
|
lCtrl.Left = 0;
|
lCtrl.Top = 10;
|
// isDragging = false;
|
dragBoxCurrentName = dragBox1.Name;
|
}
|
reloadLoaction(lCtrl);
|
}
|
|
}
|
private void control_MouseDown(object sender, MouseEventArgs e)
|
{
|
p.X = e.X;
|
p.Y = e.Y;
|
p1.X = e.X;
|
p1.Y = e.Y;
|
isDragging = true;
|
dragBoxCurrentName = (sender as Control).Parent.Name;
|
ctrlCurrentObj = (sender as Control);
|
|
if (e.Button == MouseButtons.Right)
|
{
|
Control control = (sender as Control);
|
var menu = control.ContextMenuStrip;
|
menu.Items.Clear();
|
SetDrag frm = new SetDrag();
|
menu.Items.Add($"设置坐标", null, (ss, ee) =>
|
{
|
frm.ShowDialog();
|
});
|
menu.Items.Add($"设置大小", null, (ss, ee) =>
|
{
|
frm.ShowDialog();
|
});
|
menu.Items.Add($"高级设置", null, (ss, ee) =>
|
{
|
frm.ShowDialog();
|
});
|
menu.Items.Add($"一键重排", null, (ss, ee) =>
|
{
|
reloadLoaction((sender as Control).Parent);
|
});
|
menu.Show(control, e.Location);
|
}
|
|
}
|
private void myPanel_Resize(object sender, EventArgs e)
|
{
|
Control panel = sender as Control;
|
if (panel != null && panel.Controls.Count > 0)
|
{
|
foreach (Control childControl in panel.Controls)
|
{
|
// childControl.BorderStyle = DevExpress.XtraEditors.Controls.BorderStyles.NoBorder;
|
childControl.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Left | System.Windows.Forms.AnchorStyles.Right)));
|
int newY = (panel.ClientSize.Height - childControl.Height) / 2;
|
childControl.Location = new Point(childControl.Location.X, newY);
|
}
|
}
|
reloadMsg(panel);
|
}
|
private void control_MouseLeave(object sender, EventArgs e)
|
{
|
m_MousePointPosition = EnumMousePointPosition.MouseSizeNone;
|
Control control = sender as Control;
|
control.Cursor = Cursors.Arrow;
|
ctrlCurrentObj = control;
|
}
|
private void control_MouseMove(object sender, MouseEventArgs e)
|
{
|
if (!isDragging) { return; }
|
Control lCtrl = (sender as Control);
|
ctrlCurrentObj = lCtrl;
|
if (e.Button == MouseButtons.Left)
|
{
|
switch (m_MousePointPosition)
|
{
|
case EnumMousePointPosition.MouseDrag:
|
lCtrl.Left = lCtrl.Left + e.X - p.X;
|
lCtrl.Top = lCtrl.Top + e.Y - p.Y;
|
break;
|
case EnumMousePointPosition.MouseSizeBottom:
|
lCtrl.Height = lCtrl.Height + e.Y - p1.Y;
|
p1.X = e.X;
|
p1.Y = e.Y; //'记录光标拖动的当前点
|
break;
|
case EnumMousePointPosition.MouseSizeBottomRight:
|
lCtrl.Width = lCtrl.Width + e.X - p1.X;
|
lCtrl.Height = lCtrl.Height + e.Y - p1.Y;
|
p1.X = e.X;
|
p1.Y = e.Y; //'记录光标拖动的当前点
|
break;
|
case EnumMousePointPosition.MouseSizeRight:
|
lCtrl.Width = lCtrl.Width + e.X - p1.X;
|
lCtrl.Height = lCtrl.Height + e.Y - p1.Y;
|
p1.X = e.X;
|
p1.Y = e.Y; //'记录光标拖动的当前点
|
break;
|
case EnumMousePointPosition.MouseSizeTop:
|
lCtrl.Top = lCtrl.Top + (e.Y - p.Y);
|
lCtrl.Height = lCtrl.Height - (e.Y - p.Y);
|
break;
|
case EnumMousePointPosition.MouseSizeLeft:
|
lCtrl.Left = lCtrl.Left + e.X - p.X;
|
lCtrl.Width = lCtrl.Width - (e.X - p.X);
|
break;
|
case EnumMousePointPosition.MouseSizeBottomLeft:
|
lCtrl.Left = lCtrl.Left + e.X - p.X;
|
lCtrl.Width = lCtrl.Width - (e.X - p.X);
|
lCtrl.Height = lCtrl.Height + e.Y - p1.Y;
|
p1.X = e.X;
|
p1.Y = e.Y; //'记录光标拖动的当前点
|
break;
|
case EnumMousePointPosition.MouseSizeTopRight:
|
lCtrl.Top = lCtrl.Top + (e.Y - p.Y);
|
lCtrl.Width = lCtrl.Width + (e.X - p1.X);
|
lCtrl.Height = lCtrl.Height - (e.Y - p.Y);
|
p1.X = e.X;
|
p1.Y = e.Y; //'记录光标拖动的当前点
|
break;
|
case EnumMousePointPosition.MouseSizeTopLeft:
|
lCtrl.Left = lCtrl.Left + e.X - p.X;
|
lCtrl.Top = lCtrl.Top + (e.Y - p.Y);
|
lCtrl.Width = lCtrl.Width - (e.X - p.X);
|
lCtrl.Height = lCtrl.Height - (e.Y - p.Y);
|
break;
|
default:
|
break;
|
}
|
if (lCtrl.Width < MinWidth) lCtrl.Width = MinWidth;
|
if (lCtrl.Height < MinHeight) lCtrl.Height = MinHeight;
|
}
|
else
|
{
|
m_MousePointPosition = MousePointPosition(lCtrl.Size, e); //'判断光标的位置状态
|
Control control = sender as Control;
|
switch (m_MousePointPosition) //'改变光标
|
{
|
case EnumMousePointPosition.MouseSizeNone:
|
control.Cursor = Cursors.Arrow;
|
//'箭头
|
break;
|
case EnumMousePointPosition.MouseDrag:
|
control.Cursor = Cursors.SizeAll; //'四方向
|
break;
|
case EnumMousePointPosition.MouseSizeBottom:
|
control.Cursor = Cursors.SizeNS; //'南北
|
break;
|
case EnumMousePointPosition.MouseSizeTop:
|
control.Cursor = Cursors.SizeNS; //'南北
|
break;
|
case EnumMousePointPosition.MouseSizeLeft:
|
control.Cursor = Cursors.SizeWE; //'东西
|
break;
|
case EnumMousePointPosition.MouseSizeRight:
|
control.Cursor = Cursors.SizeWE; //'东西
|
break;
|
case EnumMousePointPosition.MouseSizeBottomLeft:
|
control.Cursor = Cursors.SizeNESW; //'东北到南西
|
break;
|
case EnumMousePointPosition.MouseSizeBottomRight:
|
control.Cursor = Cursors.SizeNWSE; //'东南到西北
|
break;
|
case EnumMousePointPosition.MouseSizeTopLeft:
|
control.Cursor = Cursors.SizeNWSE; //'东南到西北
|
break;
|
case EnumMousePointPosition.MouseSizeTopRight:
|
control.Cursor = Cursors.SizeNESW; //'东北到南西
|
break;
|
default:
|
break;
|
}
|
|
control.Refresh();
|
Graphics g = control.CreateGraphics();
|
int width = control.Width;
|
int height = control.Height;
|
Point[] ps = { new Point(0, 0),new Point(width - 1, 0),
|
new Point(width - 1, height - 1),new Point(0, height - 1),new Point(0, 0) };
|
g.DrawLines(new Pen(Color.Pink), ps);
|
}
|
// reloadLoaction();
|
reloadMsg(lCtrl);
|
|
|
}
|
private EnumMousePointPosition MousePointPosition(Size size, System.Windows.Forms.MouseEventArgs e)
|
{
|
if ((e.X >= -1 * Band) | (e.X <= size.Width) | (e.Y >= -1 * Band) | (e.Y <= size.Height))
|
{
|
if (e.X < Band)
|
{
|
if (e.Y < Band)
|
{
|
return EnumMousePointPosition.MouseSizeTopLeft;
|
}
|
else
|
{
|
if (e.Y > -1 * Band + size.Height)
|
{
|
return EnumMousePointPosition.MouseSizeBottomLeft;
|
}
|
else
|
{
|
return EnumMousePointPosition.MouseSizeLeft;
|
}
|
}
|
}
|
else
|
{
|
if (e.X > -1 * Band + size.Width)
|
{
|
if (e.Y < Band)
|
{
|
return EnumMousePointPosition.MouseSizeTopRight;
|
}
|
else
|
{
|
if (e.Y > -1 * Band + size.Height)
|
{
|
return EnumMousePointPosition.MouseSizeBottomRight;
|
}
|
else
|
{
|
return EnumMousePointPosition.MouseSizeRight;
|
}
|
}
|
}
|
else
|
{
|
if (e.Y < Band)
|
{
|
return EnumMousePointPosition.MouseSizeTop;
|
}
|
else
|
{
|
if (e.Y > -1 * Band + size.Height)
|
{
|
return EnumMousePointPosition.MouseSizeBottom;
|
}
|
else
|
{
|
return EnumMousePointPosition.MouseDrag;
|
}
|
}
|
}
|
}
|
}
|
else
|
{
|
return EnumMousePointPosition.MouseSizeNone;
|
}
|
}
|
public bool IsOutsideBounds(Control childControl, Control parentControl)
|
{
|
if (parentControl == null) return true;
|
if (parentControl == null) return true;
|
int _w = childControl.Width / 2;
|
int _h = childControl.Height / 2;
|
// 获取父控件的客户区矩形（相对于父控件自己）
|
Rectangle parentClientRect = parentControl.ClientRectangle;
|
|
// 获取子控件相对于父控件的位置和尺寸
|
Rectangle childRectRelativeToParent = childControl.Bounds;
|
|
// 检查子控件的左边界是否超出了父控件的左边界
|
if (childRectRelativeToParent.Left < parentClientRect.Left - _w)
|
return true;
|
|
// 检查子控件的右边界是否超出了父控件的右边界
|
if (childRectRelativeToParent.Right > parentClientRect.Right + _w)
|
return true;
|
|
// 检查子控件的顶边界是否超出了父控件的顶边界
|
if (childRectRelativeToParent.Top < parentClientRect.Top - _h)
|
return true;
|
|
// 检查子控件的底边界是否超出了父控件的底边界
|
if (childRectRelativeToParent.Bottom > parentClientRect.Bottom + _h)
|
return true;
|
|
// 如果子控件的所有边界都在父控件的边界内，则返回false
|
return false;
|
}
|
#endregion
|
|
private void reloadLoaction(Control cocccc)
|
{
|
int _top = 0;
|
//如果是控件箱，不移Left
|
if (dockPanel1_Container.Name == dragBoxCurrentName)
|
{
|
foreach (Control col in dockPanel1_Container.Controls)
|
{
|
col.Left = 0;
|
col.Top = _top;
|
_top += (col.Height + 2);
|
}
|
return;
|
}
|
if (cocccc == null) return;
|
//这是容器
|
int x = 2;
|
int y = 2;
|
foreach (Control btn in dragBox1.Controls)
|
{
|
if (cocccc.Name == btn.Name)
|
continue;
|
if (cocccc.Visible ==false)
|
continue;
|
btn.Left = x;
|
btn.Top = y;
|
x += btn.Width + 2;
|
if (btn.Width > dragBox1.Width - x)
|
{
|
x = 2;
|
y += btn.Height +2;
|
}
|
}
|
cocccc.Left = x;
|
cocccc.Top = y;
|
return;
|
}
|
|
private void reloadMsg(Control cocccc)
|
{
|
System.Text.StringBuilder sb = new System.Text.StringBuilder();
|
if (ctrlCurrentObj != null)
|
sb.Append(ctrlCurrentObj.Name + "在");
|
sb.Append(string.IsNullOrEmpty(dragBoxCurrentName) ? "表单中" : "组件箱中");
|
sb.Append("，坐标:" + cocccc.Location.ToString());
|
sb.Append(",大小：" + cocccc.Size.ToString());
|
// toolTip.SetToolTip(ctrlCurrentObj, sb.ToString());
|
}
|
}
|
}
|
