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Diffstat (limited to 'Crow.ControlsLib/DockingView.cs')
| -rw-r--r-- | Crow.ControlsLib/DockingView.cs | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/Crow.ControlsLib/DockingView.cs b/Crow.ControlsLib/DockingView.cs new file mode 100644 index 00000000..8d76d457 --- /dev/null +++ b/Crow.ControlsLib/DockingView.cs @@ -0,0 +1,166 @@ +// +// DockingView.cs +// +// Author: +// Jean-Philippe Bruyère <jp.bruyere@hotmail.com> +// +// Copyright (c) 2013-2017 Jean-Philippe Bruyère +// +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to deal +// in the Software without restriction, including without limitation the rights +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +// copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +// THE SOFTWARE. +using System; + +namespace Crow +{ + public class DockingView : Window + { + #region CTOR + protected DockingView() : base () + { + } + #endregion + + bool isDocked = false; + Alignment docking = Alignment.Center; + + Point lastMousePos; //last known mouse pos in this control + Point undockingMousePosOrig; //mouse pos when docking was donne, use for undocking on mouse move + Rectangle savedSlot; //last undocked slot recalled when view is undocked + bool wasResizable; + + public DocksView docker; + + public override void OnLayoutChanges (LayoutingType layoutType) + { + base.OnLayoutChanges (layoutType); + + if (isDocked) + return; + + if (docker == null) + return; + + Rectangle dvCliRect = docker.ClientRectangle; + + if (layoutType == LayoutingType.X) { + if (Slot.X < docker.DockingThreshold) + dock (Alignment.Left); + else if (Slot.Right > dvCliRect.Width - docker.DockingThreshold) + dock (Alignment.Right); + }else if (layoutType == LayoutingType.Y) { + if (Slot.Y < docker.DockingThreshold) + dock (Alignment.Top); + else if (Slot.Bottom > dvCliRect.Height - docker.DockingThreshold) + dock (Alignment.Bottom); + } + } + + public override void onMouseMove (object sender, MouseMoveEventArgs e) + { + lastMousePos = e.Position; + + if (this.HasFocus && e.Mouse.IsButtonDown (MouseButton.Left) && isDocked) { + if (docking == Alignment.Left) { + if (lastMousePos.X - undockingMousePosOrig.X > docker.DockingThreshold) + undock (); + } else if (docking == Alignment.Right) { + if (undockingMousePosOrig.X - lastMousePos.X > docker.DockingThreshold) + undock (); + } else if (docking == Alignment.Top) { + if (lastMousePos.Y - undockingMousePosOrig.Y > docker.DockingThreshold) + undock (); + } else if (docking == Alignment.Bottom) { + if (undockingMousePosOrig.Y - lastMousePos.Y > docker.DockingThreshold) + undock (); + } + return; + } + + base.onMouseMove (sender, e); + } + public override void onMouseDown (object sender, MouseButtonEventArgs e) + { + base.onMouseDown (sender, e); + + if (this.HasFocus && isDocked && e.Button == MouseButton.Left) + undockingMousePosOrig = lastMousePos; + } + +// protected override void onBorderMouseEnter (object sender, MouseMoveEventArgs e) +// { +// base.onBorderMouseEnter (sender, e); +// +// if (isDocked) { +// switch (docking) { +// case Alignment.Top: +// if (this.currentDirection != Window.Direction.S) +// onBorderMouseLeave (this, null); +// break; +// case Alignment.Left: +// if (this.currentDirection != Window.Direction.E) +// onBorderMouseLeave (this, null); +// break; +// case Alignment.TopLeft: +// break; +// case Alignment.Right: +// if (this.currentDirection != Window.Direction.W) +// onBorderMouseLeave (this, null); +// break; +// case Alignment.TopRight: +// break; +// case Alignment.Bottom: +// if (this.currentDirection != Window.Direction.N) +// onBorderMouseLeave (this, null); +// break; +// case Alignment.BottomLeft: +// break; +// case Alignment.BottomRight: +// break; +// case Alignment.Center: +// break; +// default: +// break; +// } +// } +// } + + void undock () { + docker.Undock(this); + + this.Left = savedSlot.Left; + this.Top = savedSlot.Top; + this.Width = savedSlot.Width; + this.Height = savedSlot.Height; + + isDocked = false; + Resizable = wasResizable; + } + void dock (Alignment align){ + this.Left = this.Top = 0; + isDocked = true; + docking = align; + undockingMousePosOrig = lastMousePos; + savedSlot = this.LastPaintedSlot; + wasResizable = Resizable; + Resizable = false; + + docker.Dock (this, align); + } + } +} + |