[ros-diffs] [dquintana] 64089: [EXPLORER-NEW] * Implement Taskbar auto-hide. The setting dialog does not work, though, so in order to enable it you need to change the StuckRects2 registry key so that the Setti...

Author: dquintana
Date: Tue Sep  9 14:58:38 2014
New Revision: 64089

URL: http://svn.reactos.org/svn/reactos?rev=64089&view=rev
Log:
[EXPLORER-NEW]
* Implement Taskbar auto-hide. The setting dialog does not work, though, so in order to
enable it you need to change the StuckRects2 registry key so that the Settings value has
the right bit set to 1 (or import from a Windows installation).

Modified:
    branches/shell-experiments/base/shell/explorer-new/traywnd.c

Modified: branches/shell-experiments/base/shell/explorer-new/traywnd.c
URL:
http://svn.reactos.org/svn/reactos/branches/shell-experiments/base/shell/ex…
==============================================================================
--- branches/shell-experiments/base/shell/explorer-new/traywnd.c	[iso-8859-1] (original)
+++ branches/shell-experiments/base/shell/explorer-new/traywnd.c	[iso-8859-1] Tue Sep  9
14:58:38 2014
@@ -27,6 +27,21 @@
 
 #define WM_APP_TRAYDESTROY  (WM_APP + 0x100)
 
+#define TIMER_ID_AUTOHIDE 1
+#define TIMER_ID_MOUSETRACK 2
+#define MOUSETRACK_INTERVAL 100
+#define AUTOHIDE_DELAY_HIDE 2000
+#define AUTOHIDE_DELAY_SHOW 50
+#define AUTOHIDE_INTERVAL_ANIMATING 10
+
+#define AUTOHIDE_SPEED_SHOW 10
+#define AUTOHIDE_SPEED_HIDE 1
+
+#define AUTOHIDE_HIDDEN 0
+#define AUTOHIDE_SHOWING 1
+#define AUTOHIDE_SHOWN 2
+#define AUTOHIDE_HIDING 3
+
 static LONG TrayWndCount = 0;
 
 static const TCHAR szTrayWndClass[] = TEXT("Shell_TrayWnd");
@@ -97,6 +112,10 @@
 
     HWND hwndTrayPropertiesOwner;
     HWND hwndRunFileDlgOwner;
+
+    UINT AutoHideState;
+    SIZE AutoHideOffset;
+    TRACKMOUSEEVENT MouseTrackingInfo;
 
     HDPA hdpaShellServices;
 } ITrayWindowImpl;
@@ -491,7 +510,13 @@
                                                   &rcScreen,
                                                   &szTray,
                                                   pRect);
-
+        if (This->AutoHide)
+        {
+            pRect->left += This->AutoHideOffset.cx;
+            pRect->right += This->AutoHideOffset.cx;
+            pRect->top += This->AutoHideOffset.cy;
+            pRect->bottom += This->AutoHideOffset.cy;
+        }
         hMon = hMonNew;
     }
     else
@@ -499,6 +524,13 @@
         /* The user is dragging the tray window on the same monitor. We don't need
            to recalculate the rectangle */
         *pRect = This->rcTrayWnd[Pos];
+        if (This->AutoHide)
+        {
+            pRect->left += This->AutoHideOffset.cx;
+            pRect->right += This->AutoHideOffset.cx;
+            pRect->top += This->AutoHideOffset.cy;
+            pRect->bottom += This->AutoHideOffset.cy;
+        }
     }
 
     *phMonitor = hMon;
@@ -537,6 +569,13 @@
         rcTray.top = pwp->y;
         rcTray.right = rcTray.left + pwp->cx;
         rcTray.bottom = rcTray.top + pwp->cy;
+        if (This->AutoHide)
+        {
+            rcTray.left -= This->AutoHideOffset.cx;
+            rcTray.right -= This->AutoHideOffset.cx;
+            rcTray.top -= This->AutoHideOffset.cy;
+            rcTray.bottom -= This->AutoHideOffset.cy;
+        }
 
         if (!EqualRect(&rcTray,
                        &This->rcTrayWnd[This->DraggingPosition]))
@@ -594,6 +633,13 @@
                                                      &rcTray);
             }
 
+            if (This->AutoHide)
+            {
+                rcTray.left -= This->AutoHideOffset.cx;
+                rcTray.right -= This->AutoHideOffset.cx;
+                rcTray.top -= This->AutoHideOffset.cy;
+                rcTray.bottom -= This->AutoHideOffset.cy;
+            }
             This->rcTrayWnd[This->Position] = rcTray;
         }
         else
@@ -607,6 +653,14 @@
 ChangePos:
         This->TraySize.cx = rcTray.right - rcTray.left;
         This->TraySize.cy = rcTray.bottom - rcTray.top;
+
+        if (This->AutoHide)
+        {
+            rcTray.left += This->AutoHideOffset.cx;
+            rcTray.right += This->AutoHideOffset.cx;
+            rcTray.top += This->AutoHideOffset.cy;
+            rcTray.bottom += This->AutoHideOffset.cy;
+        }
 
         pwp->flags &= ~(SWP_NOMOVE | SWP_NOSIZE);
         pwp->x = rcTray.left;
@@ -719,6 +773,15 @@
     RECT rcTray;
 
     rcTray = This->rcTrayWnd[This->Position];
+    
+    if (This->AutoHide)
+    {
+        rcTray.left += This->AutoHideOffset.cx;
+        rcTray.right += This->AutoHideOffset.cx;
+        rcTray.top += This->AutoHideOffset.cy;
+        rcTray.bottom += This->AutoHideOffset.cy;
+    }
+
 //    TRACE("CheckTray: %d: %d,%d,%d,%d\n", This->Position, rcTray.left,
rcTray.top, rcTray.right, rcTray.bottom);
 
     /* Move the tray window */
@@ -1602,6 +1665,12 @@
                                   NULL);
 
     InitShellServices(&(This->hdpaShellServices));
+
+    if (This->AutoHide)
+    {
+        This->AutoHideState = AUTOHIDE_HIDING;
+        SetTimer(This->hWnd, TIMER_ID_AUTOHIDE, AUTOHIDE_DELAY_HIDE, NULL);
+    }
 }
 
 static HRESULT STDMETHODCALLTYPE
@@ -2286,6 +2355,14 @@
                 else
                 {
                     *pRect = This->rcTrayWnd[This->Position];
+
+                    if (This->AutoHide)
+                    {
+                        pRect->left += This->AutoHideOffset.cx;
+                        pRect->right += This->AutoHideOffset.cx;
+                        pRect->top += This->AutoHideOffset.cy;
+                        pRect->bottom += This->AutoHideOffset.cy;
+                    }
                 }
                 return TRUE;
             }
@@ -2303,6 +2380,14 @@
                 else
                 {
                     *pRect = This->rcTrayWnd[This->Position];
+                    
+                    if (This->AutoHide)
+                    {
+                        pRect->left += This->AutoHideOffset.cx;
+                        pRect->right += This->AutoHideOffset.cx;
+                        pRect->top += This->AutoHideOffset.cy;
+                        pRect->bottom += This->AutoHideOffset.cy;
+                    }
                 }
                 return TRUE;
             }
@@ -2714,6 +2799,191 @@
                 }
                 break;
 
+            case WM_MOUSEMOVE:
+            case WM_NCMOUSEMOVE:
+
+                if (This->AutoHide)
+                {
+                    SetTimer(This->hWnd, TIMER_ID_MOUSETRACK, MOUSETRACK_INTERVAL,
NULL);
+                }
+
+                break;
+            case WM_TIMER:
+                if (wParam == TIMER_ID_MOUSETRACK)
+                {
+                    RECT rcCurrent;
+                    POINT pt;
+                    BOOL over;
+                    UINT state = This->AutoHideState;
+
+                    GetCursorPos(&pt);
+                    GetWindowRect(This->hWnd, &rcCurrent);
+                    over = PtInRect(&rcCurrent, pt);
+
+                    if (SendMessage(This->hwndStart, BM_GETSTATE, 0, 0) !=
BST_UNCHECKED)
+                    {
+                        over = TRUE;
+                    }
+
+                    if (over)
+                    {
+                        if (state == AUTOHIDE_HIDING)
+                        {
+                            TRACE("AutoHide cancelling hide.\n");
+                            This->AutoHideState = AUTOHIDE_SHOWING;
+                            SetTimer(This->hWnd, TIMER_ID_AUTOHIDE,
AUTOHIDE_INTERVAL_ANIMATING, NULL);
+                        }
+                        else if (state == AUTOHIDE_HIDDEN)
+                        {
+                            TRACE("AutoHide starting show.\n");
+                            This->AutoHideState = AUTOHIDE_SHOWING;
+                            SetTimer(This->hWnd, TIMER_ID_AUTOHIDE,
AUTOHIDE_DELAY_SHOW, NULL);
+                        }
+                    }
+                    else
+                    {
+                        if (state == AUTOHIDE_SHOWING)
+                        {
+                            TRACE("AutoHide cancelling show.\n");
+                            This->AutoHideState = AUTOHIDE_HIDING;
+                            SetTimer(This->hWnd, TIMER_ID_AUTOHIDE,
AUTOHIDE_INTERVAL_ANIMATING, NULL);
+                        }
+                        else if (state == AUTOHIDE_SHOWN)
+                        {
+                            TRACE("AutoHide starting hide.\n");
+                            This->AutoHideState = AUTOHIDE_HIDING;
+                            SetTimer(This->hWnd, TIMER_ID_AUTOHIDE,
AUTOHIDE_DELAY_HIDE, NULL);
+                        }
+                        
+                        KillTimer(This->hWnd, TIMER_ID_MOUSETRACK);
+                    }
+                }
+                else if (wParam == TIMER_ID_AUTOHIDE)
+                {
+                    BOOL ret;
+                    RECT rc = This->rcTrayWnd[This->Position];
+                    INT w = This->TraySize.cx - GetSystemMetrics(SM_CXBORDER) * 2 -
1;
+                    INT h = This->TraySize.cy - GetSystemMetrics(SM_CYBORDER) * 2 -
1;
+
+                    TRACE("AutoHide Timer received for %u, rc=(%d, %d, %d, %d),
w=%d, h=%d.\n", This->AutoHideState, rc.left, rc.top, rc.right, rc.bottom, w, h);
+
+                    switch (This->AutoHideState)
+                    {
+                    case AUTOHIDE_HIDING:
+                        switch (This->Position)
+                        {
+                        case ABE_LEFT:
+                            This->AutoHideOffset.cy = 0;
+                            This->AutoHideOffset.cx -= AUTOHIDE_SPEED_HIDE;
+                            if (This->AutoHideOffset.cx < -w)
+                                This->AutoHideOffset.cx = -w;
+                            break;
+                        case ABE_TOP:
+                            This->AutoHideOffset.cx = 0;
+                            This->AutoHideOffset.cy -= AUTOHIDE_SPEED_HIDE;
+                            if (This->AutoHideOffset.cy < -h)
+                                This->AutoHideOffset.cy = -h;
+                            break;
+                        case ABE_RIGHT:
+                            This->AutoHideOffset.cy = 0;
+                            This->AutoHideOffset.cx += AUTOHIDE_SPEED_HIDE;
+                            if (This->AutoHideOffset.cx > w)
+                                This->AutoHideOffset.cx = w;
+                            break;
+                        case ABE_BOTTOM:
+                            This->AutoHideOffset.cx = 0;
+                            This->AutoHideOffset.cy += AUTOHIDE_SPEED_HIDE;
+                            if (This->AutoHideOffset.cy > h)
+                                This->AutoHideOffset.cy = h;
+                            break;
+                        }
+
+                        if (This->AutoHideOffset.cx != w &&
This->AutoHideOffset.cy != h)
+                        {
+                            SetTimer(This->hWnd, TIMER_ID_AUTOHIDE,
AUTOHIDE_INTERVAL_ANIMATING, NULL);
+                            break;
+                        }
+                        
+                        /* fallthrough */
+                    case AUTOHIDE_HIDDEN:
+
+                        switch (This->Position)
+                        {
+                        case ABE_LEFT:
+                            This->AutoHideOffset.cx = -w;
+                            This->AutoHideOffset.cy = 0;
+                            break;
+                        case ABE_TOP:
+                            This->AutoHideOffset.cx = 0;
+                            This->AutoHideOffset.cy = -h;
+                            break;
+                        case ABE_RIGHT:
+                            This->AutoHideOffset.cx = w;
+                            This->AutoHideOffset.cy = 0;
+                            break;
+                        case ABE_BOTTOM:
+                            This->AutoHideOffset.cx = 0;
+                            This->AutoHideOffset.cy = h;
+                            break;
+                        }
+
+                        KillTimer(This->hWnd, TIMER_ID_AUTOHIDE);
+                        This->AutoHideState = AUTOHIDE_HIDDEN;
+                        break;
+
+                    case AUTOHIDE_SHOWING:
+                        if (This->AutoHideOffset.cx >= AUTOHIDE_SPEED_SHOW)
+                        {
+                            This->AutoHideOffset.cx -= AUTOHIDE_SPEED_SHOW;
+                        }
+                        else if (This->AutoHideOffset.cx <= -AUTOHIDE_SPEED_SHOW)
+                        {
+                            This->AutoHideOffset.cx += AUTOHIDE_SPEED_SHOW;
+                        }
+                        else
+                        {
+                            This->AutoHideOffset.cx = 0;
+                        }
+
+                        if (This->AutoHideOffset.cy >= AUTOHIDE_SPEED_SHOW)
+                        {
+                            This->AutoHideOffset.cy -= AUTOHIDE_SPEED_SHOW;
+                        }
+                        else if (This->AutoHideOffset.cy <= -AUTOHIDE_SPEED_SHOW)
+                        {
+                            This->AutoHideOffset.cy += AUTOHIDE_SPEED_SHOW;
+                        }
+                        else
+                        {
+                            This->AutoHideOffset.cy = 0;
+                        }
+
+                        if (This->AutoHideOffset.cx != 0 || This->AutoHideOffset.cy
!= 0)
+                        {
+                            SetTimer(This->hWnd, TIMER_ID_AUTOHIDE,
AUTOHIDE_INTERVAL_ANIMATING, NULL);
+                            break;
+                        }
+
+                        /* fallthrough */
+                    case AUTOHIDE_SHOWN:
+
+                        KillTimer(This->hWnd, TIMER_ID_AUTOHIDE);
+                        This->AutoHideState = AUTOHIDE_SHOWN;
+                        break;
+                    }
+
+                    rc.left   += This->AutoHideOffset.cx;
+                    rc.right  += This->AutoHideOffset.cx;
+                    rc.top    += This->AutoHideOffset.cy;
+                    rc.bottom += This->AutoHideOffset.cy;
+
+                    TRACE("AutoHide Changing position to (%d, %d, %d, %d) and
state=%u.\n", rc.left, rc.top, rc.right, rc.bottom, This->AutoHideState);
+                    ret = SetWindowPos(This->hWnd, NULL, rc.left, rc.top, rc.right -
rc.left, rc.bottom - rc.top, SWP_NOACTIVATE | SWP_NOZORDER);
+                    TRACE("ret=%d, err=%d\n", ret, GetLastError());
+                }
+
+                goto DefHandler;
+
             default:
                 goto DefHandler;
         }