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source: branches/WebJobManager/HeuristicLab.ExtLibs/HeuristicLab.WinFormsUI/2.7.0/WinFormsUI-2.7.0/Docking/DockPanel.AutoHideWindow.cs @ 18242

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Last change on this file since 18242 was 8616, checked in by mkommend, 12 years ago
#1939: Added DockPanelSuite 2.7.0 to ExtLibs.
File size: 23.4 KB

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1	using System;
2	using System.Windows.Forms;
3	using System.Drawing;
4	using System.Runtime.InteropServices;
5
6	namespace WeifenLuo.WinFormsUI.Docking
7	{
8	partial class DockPanel
9	{
10	private class AutoHideWindowControl : Panel, ISplitterDragSource
11	{
12	private class SplitterControl : SplitterBase
13	{
14	public SplitterControl(AutoHideWindowControl autoHideWindow)
15	{
16	m_autoHideWindow = autoHideWindow;
17	}
18
19	private AutoHideWindowControl m_autoHideWindow;
20	private AutoHideWindowControl AutoHideWindow
21	{
22	get { return m_autoHideWindow; }
23	}
24
25	protected override int SplitterSize
26	{
27	get { return Measures.SplitterSize; }
28	}
29
30	protected override void StartDrag()
31	{
32	AutoHideWindow.DockPanel.BeginDrag(AutoHideWindow, AutoHideWindow.RectangleToScreen(Bounds));
33	}
34	}
35
36	#region consts
37	private const int ANIMATE_TIME = 100; // in mini-seconds
38	#endregion
39
40	private Timer m_timerMouseTrack;
41	private SplitterControl m_splitter;
42
43	public AutoHideWindowControl(DockPanel dockPanel)
44	{
45	m_dockPanel = dockPanel;
46
47	m_timerMouseTrack = new Timer();
48	m_timerMouseTrack.Tick += new EventHandler(TimerMouseTrack_Tick);
49
50	Visible = false;
51	m_splitter = new SplitterControl(this);
52	Controls.Add(m_splitter);
53	}
54
55	protected override void Dispose(bool disposing)
56	{
57	if (disposing)
58	{
59	m_timerMouseTrack.Dispose();
60	}
61	base.Dispose(disposing);
62	}
63
64	private DockPanel m_dockPanel = null;
65	public DockPanel DockPanel
66	{
67	get { return m_dockPanel; }
68	}
69
70	private DockPane m_activePane = null;
71	public DockPane ActivePane
72	{
73	get { return m_activePane; }
74	}
75	private void SetActivePane()
76	{
77	DockPane value = (ActiveContent == null ? null : ActiveContent.DockHandler.Pane);
78
79	if (value == m_activePane)
80	return;
81
82	m_activePane = value;
83	}
84
85	private IDockContent m_activeContent = null;
86	public IDockContent ActiveContent
87	{
88	get { return m_activeContent; }
89	set
90	{
91	if (value == m_activeContent)
92	return;
93
94	if (value != null)
95	{
96	if (!DockHelper.IsDockStateAutoHide(value.DockHandler.DockState) \|\| value.DockHandler.DockPanel != DockPanel)
97	throw (new InvalidOperationException(Strings.DockPanel_ActiveAutoHideContent_InvalidValue));
98	}
99
100	DockPanel.SuspendLayout();
101
102	if (m_activeContent != null)
103	{
104	if (m_activeContent.DockHandler.Form.ContainsFocus)
105	if (!Win32Helper.IsRunningOnMono)
106	DockPanel.ContentFocusManager.GiveUpFocus(m_activeContent);
107	AnimateWindow(false);
108	}
109
110	m_activeContent = value;
111	SetActivePane();
112	if (ActivePane != null)
113	ActivePane.ActiveContent = m_activeContent;
114
115	if (m_activeContent != null)
116	AnimateWindow(true);
117
118	DockPanel.ResumeLayout();
119	DockPanel.RefreshAutoHideStrip();
120
121	SetTimerMouseTrack();
122	}
123	}
124
125	public DockState DockState
126	{
127	get { return ActiveContent == null ? DockState.Unknown : ActiveContent.DockHandler.DockState; }
128	}
129
130	private bool m_flagAnimate = true;
131	private bool FlagAnimate
132	{
133	get { return m_flagAnimate; }
134	set { m_flagAnimate = value; }
135	}
136
137	private bool m_flagDragging = false;
138	internal bool FlagDragging
139	{
140	get { return m_flagDragging; }
141	set
142	{
143	if (m_flagDragging == value)
144	return;
145
146	m_flagDragging = value;
147	SetTimerMouseTrack();
148	}
149	}
150
151	private void AnimateWindow(bool show)
152	{
153	if (!FlagAnimate && Visible != show)
154	{
155	Visible = show;
156	return;
157	}
158
159	Parent.SuspendLayout();
160
161	Rectangle rectSource = GetRectangle(!show);
162	Rectangle rectTarget = GetRectangle(show);
163	int dxLoc, dyLoc;
164	int dWidth, dHeight;
165	dxLoc = dyLoc = dWidth = dHeight = 0;
166	if (DockState == DockState.DockTopAutoHide)
167	dHeight = show ? 1 : -1;
168	else if (DockState == DockState.DockLeftAutoHide)
169	dWidth = show ? 1 : -1;
170	else if (DockState == DockState.DockRightAutoHide)
171	{
172	dxLoc = show ? -1 : 1;
173	dWidth = show ? 1 : -1;
174	}
175	else if (DockState == DockState.DockBottomAutoHide)
176	{
177	dyLoc = (show ? -1 : 1);
178	dHeight = (show ? 1 : -1);
179	}
180
181	if (show)
182	{
183	Bounds = DockPanel.GetAutoHideWindowBounds(new Rectangle(-rectTarget.Width, -rectTarget.Height, rectTarget.Width, rectTarget.Height));
184	if (Visible == false)
185	Visible = true;
186	PerformLayout();
187	}
188
189	SuspendLayout();
190
191	LayoutAnimateWindow(rectSource);
192	if (Visible == false)
193	Visible = true;
194
195	int speedFactor = 1;
196	int totalPixels = (rectSource.Width != rectTarget.Width) ?
197	Math.Abs(rectSource.Width - rectTarget.Width) :
198	Math.Abs(rectSource.Height - rectTarget.Height);
199	int remainPixels = totalPixels;
200	DateTime startingTime = DateTime.Now;
201	while (rectSource != rectTarget)
202	{
203	DateTime startPerMove = DateTime.Now;
204
205	rectSource.X += dxLoc * speedFactor;
206	rectSource.Y += dyLoc * speedFactor;
207	rectSource.Width += dWidth * speedFactor;
208	rectSource.Height += dHeight * speedFactor;
209	if (Math.Sign(rectTarget.X - rectSource.X) != Math.Sign(dxLoc))
210	rectSource.X = rectTarget.X;
211	if (Math.Sign(rectTarget.Y - rectSource.Y) != Math.Sign(dyLoc))
212	rectSource.Y = rectTarget.Y;
213	if (Math.Sign(rectTarget.Width - rectSource.Width) != Math.Sign(dWidth))
214	rectSource.Width = rectTarget.Width;
215	if (Math.Sign(rectTarget.Height - rectSource.Height) != Math.Sign(dHeight))
216	rectSource.Height = rectTarget.Height;
217
218	LayoutAnimateWindow(rectSource);
219	if (Parent != null)
220	Parent.Update();
221
222	remainPixels -= speedFactor;
223
224	while (true)
225	{
226	TimeSpan time = new TimeSpan(0, 0, 0, 0, ANIMATE_TIME);
227	TimeSpan elapsedPerMove = DateTime.Now - startPerMove;
228	TimeSpan elapsedTime = DateTime.Now - startingTime;
229	if (((int)((time - elapsedTime).TotalMilliseconds)) <= 0)
230	{
231	speedFactor = remainPixels;
232	break;
233	}
234	else
235	speedFactor = remainPixels * (int)elapsedPerMove.TotalMilliseconds / (int)((time - elapsedTime).TotalMilliseconds);
236	if (speedFactor >= 1)
237	break;
238	}
239	}
240	ResumeLayout();
241	Parent.ResumeLayout();
242	}
243
244	private void LayoutAnimateWindow(Rectangle rect)
245	{
246	Bounds = DockPanel.GetAutoHideWindowBounds(rect);
247
248	Rectangle rectClient = ClientRectangle;
249
250	if (DockState == DockState.DockLeftAutoHide)
251	ActivePane.Location = new Point(rectClient.Right - 2 - Measures.SplitterSize - ActivePane.Width, ActivePane.Location.Y);
252	else if (DockState == DockState.DockTopAutoHide)
253	ActivePane.Location = new Point(ActivePane.Location.X, rectClient.Bottom - 2 - Measures.SplitterSize - ActivePane.Height);
254	}
255
256	private Rectangle GetRectangle(bool show)
257	{
258	if (DockState == DockState.Unknown)
259	return Rectangle.Empty;
260
261	Rectangle rect = DockPanel.AutoHideWindowRectangle;
262
263	if (show)
264	return rect;
265
266	if (DockState == DockState.DockLeftAutoHide)
267	rect.Width = 0;
268	else if (DockState == DockState.DockRightAutoHide)
269	{
270	rect.X += rect.Width;
271	rect.Width = 0;
272	}
273	else if (DockState == DockState.DockTopAutoHide)
274	rect.Height = 0;
275	else
276	{
277	rect.Y += rect.Height;
278	rect.Height = 0;
279	}
280
281	return rect;
282	}
283
284	private void SetTimerMouseTrack()
285	{
286	if (ActivePane == null \|\| ActivePane.IsActivated \|\| FlagDragging)
287	{
288	m_timerMouseTrack.Enabled = false;
289	return;
290	}
291
292	// start the timer
293	int hovertime = SystemInformation.MouseHoverTime ;
294
295	// assign a default value 400 in case of setting Timer.Interval invalid value exception
296	if (hovertime <= 0)
297	hovertime = 400;
298
299	m_timerMouseTrack.Interval = 2 * (int)hovertime;
300	m_timerMouseTrack.Enabled = true;
301	}
302
303	protected virtual Rectangle DisplayingRectangle
304	{
305	get
306	{
307	Rectangle rect = ClientRectangle;
308
309	// exclude the border and the splitter
310	if (DockState == DockState.DockBottomAutoHide)
311	{
312	rect.Y += 2 + Measures.SplitterSize;
313	rect.Height -= 2 + Measures.SplitterSize;
314	}
315	else if (DockState == DockState.DockRightAutoHide)
316	{
317	rect.X += 2 + Measures.SplitterSize;
318	rect.Width -= 2 + Measures.SplitterSize;
319	}
320	else if (DockState == DockState.DockTopAutoHide)
321	rect.Height -= 2 + Measures.SplitterSize;
322	else if (DockState == DockState.DockLeftAutoHide)
323	rect.Width -= 2 + Measures.SplitterSize;
324
325	return rect;
326	}
327	}
328
329	protected override void OnLayout(LayoutEventArgs levent)
330	{
331	DockPadding.All = 0;
332	if (DockState == DockState.DockLeftAutoHide)
333	{
334	DockPadding.Right = 2;
335	m_splitter.Dock = DockStyle.Right;
336	}
337	else if (DockState == DockState.DockRightAutoHide)
338	{
339	DockPadding.Left = 2;
340	m_splitter.Dock = DockStyle.Left;
341	}
342	else if (DockState == DockState.DockTopAutoHide)
343	{
344	DockPadding.Bottom = 2;
345	m_splitter.Dock = DockStyle.Bottom;
346	}
347	else if (DockState == DockState.DockBottomAutoHide)
348	{
349	DockPadding.Top = 2;
350	m_splitter.Dock = DockStyle.Top;
351	}
352
353	Rectangle rectDisplaying = DisplayingRectangle;
354	Rectangle rectHidden = new Rectangle(-rectDisplaying.Width, rectDisplaying.Y, rectDisplaying.Width, rectDisplaying.Height);
355	foreach (Control c in Controls)
356	{
357	DockPane pane = c as DockPane;
358	if (pane == null)
359	continue;
360
361
362	if (pane == ActivePane)
363	pane.Bounds = rectDisplaying;
364	else
365	pane.Bounds = rectHidden;
366	}
367
368	base.OnLayout(levent);
369	}
370
371	protected override void OnPaint(PaintEventArgs e)
372	{
373	// Draw the border
374	Graphics g = e.Graphics;
375
376	if (DockState == DockState.DockBottomAutoHide)
377	g.DrawLine(SystemPens.ControlLightLight, 0, 1, ClientRectangle.Right, 1);
378	else if (DockState == DockState.DockRightAutoHide)
379	g.DrawLine(SystemPens.ControlLightLight, 1, 0, 1, ClientRectangle.Bottom);
380	else if (DockState == DockState.DockTopAutoHide)
381	{
382	g.DrawLine(SystemPens.ControlDark, 0, ClientRectangle.Height - 2, ClientRectangle.Right, ClientRectangle.Height - 2);
383	g.DrawLine(SystemPens.ControlDarkDark, 0, ClientRectangle.Height - 1, ClientRectangle.Right, ClientRectangle.Height - 1);
384	}
385	else if (DockState == DockState.DockLeftAutoHide)
386	{
387	g.DrawLine(SystemPens.ControlDark, ClientRectangle.Width - 2, 0, ClientRectangle.Width - 2, ClientRectangle.Bottom);
388	g.DrawLine(SystemPens.ControlDarkDark, ClientRectangle.Width - 1, 0, ClientRectangle.Width - 1, ClientRectangle.Bottom);
389	}
390
391	base.OnPaint(e);
392	}
393
394	public void RefreshActiveContent()
395	{
396	if (ActiveContent == null)
397	return;
398
399	if (!DockHelper.IsDockStateAutoHide(ActiveContent.DockHandler.DockState))
400	{
401	FlagAnimate = false;
402	ActiveContent = null;
403	FlagAnimate = true;
404	}
405	}
406
407	public void RefreshActivePane()
408	{
409	SetTimerMouseTrack();
410	}
411
412	private void TimerMouseTrack_Tick(object sender, EventArgs e)
413	{
414	if (IsDisposed)
415	return;
416
417	if (ActivePane == null \|\| ActivePane.IsActivated)
418	{
419	m_timerMouseTrack.Enabled = false;
420	return;
421	}
422
423	DockPane pane = ActivePane;
424	Point ptMouseInAutoHideWindow = PointToClient(Control.MousePosition);
425	Point ptMouseInDockPanel = DockPanel.PointToClient(Control.MousePosition);
426
427	Rectangle rectTabStrip = DockPanel.GetTabStripRectangle(pane.DockState);
428
429	if (!ClientRectangle.Contains(ptMouseInAutoHideWindow) && !rectTabStrip.Contains(ptMouseInDockPanel))
430	{
431	ActiveContent = null;
432	m_timerMouseTrack.Enabled = false;
433	}
434	}
435
436	#region ISplitterDragSource Members
437
438	void ISplitterDragSource.BeginDrag(Rectangle rectSplitter)
439	{
440	FlagDragging = true;
441	}
442
443	void ISplitterDragSource.EndDrag()
444	{
445	FlagDragging = false;
446	}
447
448	bool ISplitterDragSource.IsVertical
449	{
450	get { return (DockState == DockState.DockLeftAutoHide \|\| DockState == DockState.DockRightAutoHide); }
451	}
452
453	Rectangle ISplitterDragSource.DragLimitBounds
454	{
455	get
456	{
457	Rectangle rectLimit = DockPanel.DockArea;
458
459	if ((this as ISplitterDragSource).IsVertical)
460	{
461	rectLimit.X += MeasurePane.MinSize;
462	rectLimit.Width -= 2 * MeasurePane.MinSize;
463	}
464	else
465	{
466	rectLimit.Y += MeasurePane.MinSize;
467	rectLimit.Height -= 2 * MeasurePane.MinSize;
468	}
469
470	return DockPanel.RectangleToScreen(rectLimit);
471	}
472	}
473
474	void ISplitterDragSource.MoveSplitter(int offset)
475	{
476	Rectangle rectDockArea = DockPanel.DockArea;
477	IDockContent content = ActiveContent;
478	if (DockState == DockState.DockLeftAutoHide && rectDockArea.Width > 0)
479	{
480	if (content.DockHandler.AutoHidePortion < 1)
481	content.DockHandler.AutoHidePortion += ((double)offset) / (double)rectDockArea.Width;
482	else
483	content.DockHandler.AutoHidePortion = Width + offset;
484	}
485	else if (DockState == DockState.DockRightAutoHide && rectDockArea.Width > 0)
486	{
487	if (content.DockHandler.AutoHidePortion < 1)
488	content.DockHandler.AutoHidePortion -= ((double)offset) / (double)rectDockArea.Width;
489	else
490	content.DockHandler.AutoHidePortion = Width - offset;
491	}
492	else if (DockState == DockState.DockBottomAutoHide && rectDockArea.Height > 0)
493	{
494	if (content.DockHandler.AutoHidePortion < 1)
495	content.DockHandler.AutoHidePortion -= ((double)offset) / (double)rectDockArea.Height;
496	else
497	content.DockHandler.AutoHidePortion = Height - offset;
498	}
499	else if (DockState == DockState.DockTopAutoHide && rectDockArea.Height > 0)
500	{
501	if (content.DockHandler.AutoHidePortion < 1)
502	content.DockHandler.AutoHidePortion += ((double)offset) / (double)rectDockArea.Height;
503	else
504	content.DockHandler.AutoHidePortion = Height + offset;
505	}
506	}
507
508	#region IDragSource Members
509
510	Control IDragSource.DragControl
511	{
512	get { return this; }
513	}
514
515	#endregion
516
517	#endregion
518	}
519
520	private AutoHideWindowControl AutoHideWindow
521	{
522	get { return m_autoHideWindow; }
523	}
524
525	internal Control AutoHideControl
526	{
527	get { return m_autoHideWindow; }
528	}
529
530	internal void RefreshActiveAutoHideContent()
531	{
532	AutoHideWindow.RefreshActiveContent();
533	}
534
535	internal Rectangle AutoHideWindowRectangle
536	{
537	get
538	{
539	DockState state = AutoHideWindow.DockState;
540	Rectangle rectDockArea = DockArea;
541	if (ActiveAutoHideContent == null)
542	return Rectangle.Empty;
543
544	if (Parent == null)
545	return Rectangle.Empty;
546
547	Rectangle rect = Rectangle.Empty;
548	double autoHideSize = ActiveAutoHideContent.DockHandler.AutoHidePortion;
549	if (state == DockState.DockLeftAutoHide)
550	{
551	if (autoHideSize < 1)
552	autoHideSize = rectDockArea.Width * autoHideSize;
553	if (autoHideSize > rectDockArea.Width - MeasurePane.MinSize)
554	autoHideSize = rectDockArea.Width - MeasurePane.MinSize;
555	rect.X = rectDockArea.X;
556	rect.Y = rectDockArea.Y;
557	rect.Width = (int)autoHideSize;
558	rect.Height = rectDockArea.Height;
559	}
560	else if (state == DockState.DockRightAutoHide)
561	{
562	if (autoHideSize < 1)
563	autoHideSize = rectDockArea.Width * autoHideSize;
564	if (autoHideSize > rectDockArea.Width - MeasurePane.MinSize)
565	autoHideSize = rectDockArea.Width - MeasurePane.MinSize;
566	rect.X = rectDockArea.X + rectDockArea.Width - (int)autoHideSize;
567	rect.Y = rectDockArea.Y;
568	rect.Width = (int)autoHideSize;
569	rect.Height = rectDockArea.Height;
570	}
571	else if (state == DockState.DockTopAutoHide)
572	{
573	if (autoHideSize < 1)
574	autoHideSize = rectDockArea.Height * autoHideSize;
575	if (autoHideSize > rectDockArea.Height - MeasurePane.MinSize)
576	autoHideSize = rectDockArea.Height - MeasurePane.MinSize;
577	rect.X = rectDockArea.X;
578	rect.Y = rectDockArea.Y;
579	rect.Width = rectDockArea.Width;
580	rect.Height = (int)autoHideSize;
581	}
582	else if (state == DockState.DockBottomAutoHide)
583	{
584	if (autoHideSize < 1)
585	autoHideSize = rectDockArea.Height * autoHideSize;
586	if (autoHideSize > rectDockArea.Height - MeasurePane.MinSize)
587	autoHideSize = rectDockArea.Height - MeasurePane.MinSize;
588	rect.X = rectDockArea.X;
589	rect.Y = rectDockArea.Y + rectDockArea.Height - (int)autoHideSize;
590	rect.Width = rectDockArea.Width;
591	rect.Height = (int)autoHideSize;
592	}
593
594	return rect;
595	}
596	}
597
598	internal Rectangle GetAutoHideWindowBounds(Rectangle rectAutoHideWindow)
599	{
600	if (DocumentStyle == DocumentStyle.SystemMdi \|\|
601	DocumentStyle == DocumentStyle.DockingMdi)
602	return (Parent == null) ? Rectangle.Empty : Parent.RectangleToClient(RectangleToScreen(rectAutoHideWindow));
603	else
604	return rectAutoHideWindow;
605	}
606
607	internal void RefreshAutoHideStrip()
608	{
609	AutoHideStripControl.RefreshChanges();
610	}
611
612	}
613	}

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