| using System; |
| using System.Collections.Generic; |
| using System.Collections.ObjectModel; |
| using System.Drawing; |
|
|
| namespace WeifenLuo.WinFormsUI.Docking |
| { |
| public sealed class NestedPaneCollection : ReadOnlyCollection<DockPane> |
| { |
| private INestedPanesContainer m_container; |
| private VisibleNestedPaneCollection m_visibleNestedPanes; |
|
|
| internal NestedPaneCollection(INestedPanesContainer container) |
| : base(new List<DockPane>()) |
| { |
| m_container = container; |
| m_visibleNestedPanes = new VisibleNestedPaneCollection(this); |
| } |
|
|
| public INestedPanesContainer Container |
| { |
| get { return m_container; } |
| } |
| |
| public VisibleNestedPaneCollection VisibleNestedPanes |
| { |
| get { return m_visibleNestedPanes; } |
| } |
|
|
| public DockState DockState |
| { |
| get { return Container.DockState; } |
| } |
|
|
| public bool IsFloat |
| { |
| get { return DockState == DockState.Float; } |
| } |
|
|
| internal void Add(DockPane pane) |
| { |
| if (pane == null) |
| return; |
|
|
| NestedPaneCollection oldNestedPanes = (pane.NestedPanesContainer == null) ? null : pane.NestedPanesContainer.NestedPanes; |
| if (oldNestedPanes != null) |
| oldNestedPanes.InternalRemove(pane); |
| Items.Add(pane); |
| if (oldNestedPanes != null) |
| oldNestedPanes.CheckFloatWindowDispose(); |
| } |
|
|
| private void CheckFloatWindowDispose() |
| { |
| if (Count != 0 || Container.DockState != DockState.Float) |
| return; |
|
|
| FloatWindow floatWindow = (FloatWindow)Container; |
| if (floatWindow.Disposing || floatWindow.IsDisposed) |
| return; |
|
|
| if (Win32Helper.IsRunningOnMono) |
| return; |
|
|
| NativeMethods.PostMessage(((FloatWindow)Container).Handle, FloatWindow.WM_CHECKDISPOSE, 0, 0); |
| } |
|
|
| |
| |
| |
| |
| public void SwitchPaneWithFirstChild(DockPane pane) |
| { |
| if (!Contains(pane)) |
| return; |
|
|
| NestedDockingStatus statusPane = pane.NestedDockingStatus; |
| DockPane lastNestedPane = null; |
| for (int i = Count - 1; i > IndexOf(pane); i--) |
| { |
| if (this[i].NestedDockingStatus.PreviousPane == pane) |
| { |
| lastNestedPane = this[i]; |
| break; |
| } |
| } |
|
|
| if (lastNestedPane != null) |
| { |
| int indexLastNestedPane = IndexOf(lastNestedPane); |
| Items[IndexOf(pane)] = lastNestedPane; |
| Items[indexLastNestedPane] = pane; |
| NestedDockingStatus lastNestedDock = lastNestedPane.NestedDockingStatus; |
|
|
| DockAlignment newAlignment; |
| if (lastNestedDock.Alignment == DockAlignment.Left) |
| newAlignment = DockAlignment.Right; |
| else if (lastNestedDock.Alignment == DockAlignment.Right) |
| newAlignment = DockAlignment.Left; |
| else if (lastNestedDock.Alignment == DockAlignment.Top) |
| newAlignment = DockAlignment.Bottom; |
| else |
| newAlignment = DockAlignment.Top; |
| double newProportion = 1 - lastNestedDock.Proportion; |
|
|
| lastNestedDock.SetStatus(this, statusPane.PreviousPane, statusPane.Alignment, statusPane.Proportion); |
| for (int i = indexLastNestedPane - 1; i > IndexOf(lastNestedPane); i--) |
| { |
| NestedDockingStatus status = this[i].NestedDockingStatus; |
| if (status.PreviousPane == pane) |
| status.SetStatus(this, lastNestedPane, status.Alignment, status.Proportion); |
| } |
|
|
| statusPane.SetStatus(this, lastNestedPane, newAlignment, newProportion); |
| } |
| } |
|
|
| internal void Remove(DockPane pane) |
| { |
| InternalRemove(pane); |
| CheckFloatWindowDispose(); |
| } |
|
|
| private void InternalRemove(DockPane pane) |
| { |
| if (!Contains(pane)) |
| return; |
|
|
| NestedDockingStatus statusPane = pane.NestedDockingStatus; |
| DockPane lastNestedPane = null; |
| for (int i=Count - 1; i> IndexOf(pane); i--) |
| { |
| if (this[i].NestedDockingStatus.PreviousPane == pane) |
| { |
| lastNestedPane = this[i]; |
| break; |
| } |
| } |
|
|
| if (lastNestedPane != null) |
| { |
| int indexLastNestedPane = IndexOf(lastNestedPane); |
| Items.Remove(lastNestedPane); |
| Items[IndexOf(pane)] = lastNestedPane; |
| NestedDockingStatus lastNestedDock = lastNestedPane.NestedDockingStatus; |
| lastNestedDock.SetStatus(this, statusPane.PreviousPane, statusPane.Alignment, statusPane.Proportion); |
| for (int i=indexLastNestedPane - 1; i>IndexOf(lastNestedPane); i--) |
| { |
| NestedDockingStatus status = this[i].NestedDockingStatus; |
| if (status.PreviousPane == pane) |
| status.SetStatus(this, lastNestedPane, status.Alignment, status.Proportion); |
| } |
| } |
| else |
| Items.Remove(pane); |
|
|
| statusPane.SetStatus(null, null, DockAlignment.Left, 0.5); |
| statusPane.SetDisplayingStatus(false, null, DockAlignment.Left, 0.5); |
| statusPane.SetDisplayingBounds(Rectangle.Empty, Rectangle.Empty, Rectangle.Empty); |
| } |
|
|
| public DockPane GetDefaultPreviousPane(DockPane pane) |
| { |
| for (int i=Count-1; i>=0; i--) |
| if (this[i] != pane) |
| return this[i]; |
|
|
| return null; |
| } |
| } |
| } |
|
|
