Ken Thomases : winemac: Update the window min/ max size info and enforce it when zooming.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4d9340eb41b0bbca1c801e032d0440a2257678aa
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=4d9340eb41b0bbca1c801e032d0440a2257678aa

Author: Ken Thomases <ken at codeweavers.com>
Date:   Tue Oct  8 02:21:29 2013 -0500

winemac: Update the window min/max size info and enforce it when zooming.

---

 dlls/winemac.drv/cocoa_window.m |   41 +++++++++++++++++++++++++++++++++++++++
 dlls/winemac.drv/event.c        |    4 +++
 dlls/winemac.drv/macdrv.h       |    1 +
 dlls/winemac.drv/macdrv_cocoa.h |    1 +
 dlls/winemac.drv/window.c       |   13 ++++++++++++
 5 files changed, 60 insertions(+), 0 deletions(-)

diff --git a/dlls/winemac.drv/cocoa_window.m b/dlls/winemac.drv/cocoa_window.m
index 9b3fa9d..380469c 100644
--- a/dlls/winemac.drv/cocoa_window.m
+++ b/dlls/winemac.drv/cocoa_window.m
@@ -1616,6 +1616,47 @@ static inline void fix_generic_modifiers_by_device(NSUInteger* modifiers)
                                      forMode:NSRunLoopCommonModes];
     }
 
+    - (NSRect) windowWillUseStandardFrame:(NSWindow*)window defaultFrame:(NSRect)proposedFrame
+    {
+        macdrv_query* query;
+        NSRect currentContentRect, proposedContentRect, newContentRect, screenRect;
+        NSSize maxSize;
+
+        query = macdrv_create_query();
+        query->type = QUERY_MIN_MAX_INFO;
+        query->window = (macdrv_window)[self retain];
+        [self.queue query:query timeout:0.5];
+        macdrv_release_query(query);
+
+        currentContentRect = [self contentRectForFrameRect:[self frame]];
+        proposedContentRect = [self contentRectForFrameRect:proposedFrame];
+
+        maxSize = [self contentMaxSize];
+        newContentRect.size.width = MIN(NSWidth(proposedContentRect), maxSize.width);
+        newContentRect.size.height = MIN(NSHeight(proposedContentRect), maxSize.height);
+
+        // Try to keep the top-left corner where it is.
+        newContentRect.origin.x = NSMinX(currentContentRect);
+        newContentRect.origin.y = NSMaxY(currentContentRect) - NSHeight(newContentRect);
+
+        // If that pushes the bottom or right off the screen, pull it up and to the left.
+        screenRect = [self contentRectForFrameRect:[[self screen] visibleFrame]];
+        if (NSMaxX(newContentRect) > NSMaxX(screenRect))
+            newContentRect.origin.x = NSMaxX(screenRect) - NSWidth(newContentRect);
+        if (NSMinY(newContentRect) < NSMinY(screenRect))
+            newContentRect.origin.y = NSMinY(screenRect);
+
+        // If that pushes the top or left off the screen, push it down and the right
+        // again.  Do this last because the top-left corner is more important than the
+        // bottom-right.
+        if (NSMinX(newContentRect) < NSMinX(screenRect))
+            newContentRect.origin.x = NSMinX(screenRect);
+        if (NSMaxY(newContentRect) > NSMaxY(screenRect))
+            newContentRect.origin.y = NSMaxY(screenRect) - NSHeight(newContentRect);
+
+        return [self frameRectForContentRect:newContentRect];
+    }
+
 
     /*
      * ---------- NSPasteboardOwner methods ----------
diff --git a/dlls/winemac.drv/event.c b/dlls/winemac.drv/event.c
index 515671e..b9b9778 100644
--- a/dlls/winemac.drv/event.c
+++ b/dlls/winemac.drv/event.c
@@ -158,6 +158,10 @@ static void macdrv_query_event(HWND hwnd, const macdrv_event *event)
             TRACE("QUERY_RESIZE_START\n");
             success = query_resize_start(hwnd);
             break;
+        case QUERY_MIN_MAX_INFO:
+            TRACE("QUERY_MIN_MAX_INFO\n");
+            success = query_min_max_info(hwnd);
+            break;
         default:
             FIXME("unrecognized query type %d\n", query->type);
             break;
diff --git a/dlls/winemac.drv/macdrv.h b/dlls/winemac.drv/macdrv.h
index e2a54cc..4a7e259 100644
--- a/dlls/winemac.drv/macdrv.h
+++ b/dlls/winemac.drv/macdrv.h
@@ -164,6 +164,7 @@ extern void macdrv_window_minimize_requested(HWND hwnd) DECLSPEC_HIDDEN;
 extern void macdrv_window_did_unminimize(HWND hwnd) DECLSPEC_HIDDEN;
 extern BOOL query_resize_end(HWND hwnd) DECLSPEC_HIDDEN;
 extern BOOL query_resize_start(HWND hwnd) DECLSPEC_HIDDEN;
+extern BOOL query_min_max_info(HWND hwnd) DECLSPEC_HIDDEN;
 
 extern void macdrv_mouse_button(HWND hwnd, const macdrv_event *event) DECLSPEC_HIDDEN;
 extern void macdrv_mouse_moved(HWND hwnd, const macdrv_event *event) DECLSPEC_HIDDEN;
diff --git a/dlls/winemac.drv/macdrv_cocoa.h b/dlls/winemac.drv/macdrv_cocoa.h
index 63f537e..d99a5ec 100644
--- a/dlls/winemac.drv/macdrv_cocoa.h
+++ b/dlls/winemac.drv/macdrv_cocoa.h
@@ -287,6 +287,7 @@ enum {
     QUERY_PASTEBOARD_DATA,
     QUERY_RESIZE_END,
     QUERY_RESIZE_START,
+    QUERY_MIN_MAX_INFO,
     NUM_QUERY_TYPES
 };
 
diff --git a/dlls/winemac.drv/window.c b/dlls/winemac.drv/window.c
index efd63d1..1afe294 100644
--- a/dlls/winemac.drv/window.c
+++ b/dlls/winemac.drv/window.c
@@ -2048,3 +2048,16 @@ BOOL query_resize_end(HWND hwnd)
     SendMessageW(hwnd, WM_EXITSIZEMOVE, 0, 0);
     return TRUE;
 }
+
+
+/***********************************************************************
+ *              query_min_max_info
+ *
+ * Handler for QUERY_MIN_MAX_INFO query.
+ */
+BOOL query_min_max_info(HWND hwnd)
+{
+    TRACE("hwnd %p\n", hwnd);
+    sync_window_min_max_info(hwnd);
+    return TRUE;
+}