[reactos] 02/02: Fix balloon tooltip shape

[Carl J. Bialorucki]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=1aa76275ac7aac74ef3b4…

commit 1aa76275ac7aac74ef3b4d9a05e55ef9fcf7fd7b
Author:     Carl J. Bialorucki <cbialo2(a)outlook.com>
AuthorDate: Thu Aug 10 09:21:03 2023 -0600
Commit:     George Bișoc <george.bisoc(a)reactos.org>
CommitDate: Mon Oct 2 22:39:10 2023 +0200

    Fix balloon tooltip shape
---
 dll/win32/comctl32/tooltips.c | 54 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/dll/win32/comctl32/tooltips.c b/dll/win32/comctl32/tooltips.c
index 0d89a0256f9..8c8ef43eb08 100644
--- a/dll/win32/comctl32/tooltips.c
+++ b/dll/win32/comctl32/tooltips.c
@@ -162,10 +162,17 @@ typedef struct
 #define BALLOON_TEXT_MARGIN (NORMAL_TEXT_MARGIN+8)
 /* value used for CreateRoundRectRgn that specifies how much
  * each corner is curved */
+#ifdef __REACTOS__
+#define BALLOON_ROUNDEDNESS 16
+#define BALLOON_STEMHEIGHT 18
+#define BALLOON_STEMWIDTH 18
+#define BALLOON_STEMINDENT 16
+#else
 #define BALLOON_ROUNDEDNESS 20
 #define BALLOON_STEMHEIGHT 13
 #define BALLOON_STEMWIDTH 10
 #define BALLOON_STEMINDENT 20
+#endif // __REACTOS__
 
 #define BALLOON_ICON_TITLE_SPACING 8 /* horizontal spacing between icon and title */
 #define BALLOON_TITLE_TEXT_SPACING 8 /* vertical spacing between icon/title and main text
*/
@@ -741,6 +748,40 @@ TOOLTIPS_Show (TOOLTIPS_INFO *infoPtr, BOOL track_activate)
     mon_info.cbSize = sizeof(mon_info);
     GetMonitorInfoW( monitor, &mon_info );
 
+#ifdef __REACTOS__
+    if (rect.right > mon_info.rcMonitor.right)
+    {
+        rect.left -= size.cx - (BALLOON_STEMINDENT + BALLOON_STEMWIDTH);
+        rect.right -= size.cx - (BALLOON_STEMINDENT + BALLOON_STEMWIDTH);
+        if (rect.right > mon_info.rcMonitor.right)
+        {
+            rect.left -= (rect.right - mon_info.rcMonitor.right);
+            rect.right = mon_info.rcMonitor.right;
+        }
+    }
+
+    if (rect.left < mon_info.rcMonitor.left)
+    {
+        rect.right += abs(rect.left);
+        rect.left = 0;
+    }
+
+    if (rect.bottom > mon_info.rcMonitor.bottom)
+    {
+        RECT rc;
+        if (toolPtr->uFlags & TTF_IDISHWND)
+        {
+            GetWindowRect((HWND)toolPtr->uId, &rc);
+        }
+        else
+        {
+            rc = toolPtr->rect;
+            MapWindowPoints(toolPtr->hwnd, NULL, (LPPOINT)&rc, 2);
+        }
+	    rect.bottom = rc.top - 2;
+    	rect.top = rect.bottom - size.cy;
+    }
+#else
     if( rect.right > mon_info.rcWork.right ) {
         rect.left -= rect.right - mon_info.rcWork.right + 2;
         rect.right = mon_info.rcWork.right - 2;
@@ -759,6 +800,7 @@ TOOLTIPS_Show (TOOLTIPS_INFO *infoPtr, BOOL track_activate)
 	rect.bottom = rc.top - 2;
     	rect.top = rect.bottom - size.cy;
     }
+#endif // __REACTOS__
 
     AdjustWindowRectEx (&rect, GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE),
 			FALSE, GetWindowLongW (infoPtr->hwndSelf, GWL_EXSTYLE));
@@ -775,7 +817,11 @@ TOOLTIPS_Show (TOOLTIPS_INFO *infoPtr, BOOL track_activate)
         {
           pts[0].x = ptfx;
           pts[0].y = 0;
+#ifdef __REACTOS__
+          pts[1].x = max(BALLOON_STEMINDENT, ptfx - BALLOON_STEMWIDTH);
+#else
           pts[1].x = max(BALLOON_STEMINDENT, ptfx - (BALLOON_STEMWIDTH / 2));
+#endif
           pts[1].y = BALLOON_STEMHEIGHT;
           pts[2].x = pts[1].x + BALLOON_STEMWIDTH;
           pts[2].y = pts[1].y;
@@ -787,7 +833,11 @@ TOOLTIPS_Show (TOOLTIPS_INFO *infoPtr, BOOL track_activate)
         }
         else
         {
+#ifdef __REACTOS__
+          pts[0].x = max(BALLOON_STEMINDENT, ptfx - BALLOON_STEMWIDTH);
+#else
           pts[0].x = max(BALLOON_STEMINDENT, ptfx - (BALLOON_STEMWIDTH / 2));
+#endif
           pts[0].y = (rect.bottom - rect.top) - BALLOON_STEMHEIGHT;
           pts[1].x = pts[0].x + BALLOON_STEMWIDTH;
           pts[1].y = pts[0].y;
@@ -805,7 +855,11 @@ TOOLTIPS_Show (TOOLTIPS_INFO *infoPtr, BOOL track_activate)
         hRgn = CreateRoundRectRgn(0,
                                   (infoPtr->bToolBelow ? BALLOON_STEMHEIGHT : 0),
                                   rect.right - rect.left,
+#ifdef __REACTOS__
+                                  (infoPtr->bToolBelow ? rect.bottom - rect.top :
rect.bottom - rect.top - BALLOON_STEMHEIGHT + 1),
+#else
                                   (infoPtr->bToolBelow ? rect.bottom - rect.top :
rect.bottom - rect.top - BALLOON_STEMHEIGHT),
+#endif
                                   BALLOON_ROUNDEDNESS, BALLOON_ROUNDEDNESS);
 
         CombineRgn(hRgn, hRgn, hrStem, RGN_OR);