winemac: Implement support for no-activate windows.

dlls/winemac.drv/cocoa_window.h

@@ -25,6 +25,7 @@ @interface WineWindow : NSPanel <NSWindowDelegate>
 {
     NSUInteger normalStyleMask;
     BOOL disabled;
+    BOOL noActivate;
 }
 
 @end

dlls/winemac.drv/cocoa_window.m

@@ -61,6 +61,7 @@ @interface WineContentView : NSView
 @interface WineWindow ()
 
 @property (nonatomic) BOOL disabled;
+@property (nonatomic) BOOL noActivate;
 
     + (void) flipRect:(NSRect*)rect;
 
@@ -79,7 +80,7 @@ - (BOOL) isFlipped
 
 @implementation WineWindow
 
-    @synthesize disabled;
+    @synthesize disabled, noActivate;
 
     + (WineWindow*) createWindowWithFeatures:(const struct macdrv_window_features*)wf
                                  windowFrame:(NSRect)window_frame
@@ -147,6 +148,7 @@ - (void) setWindowFeatures:(const struct macdrv_window_features*)wf
     - (void) setMacDrvState:(const struct macdrv_window_state*)state
     {
         self.disabled = state->disabled;
+        self.noActivate = state->no_activate;
     }
 
     /* Returns whether or not the window was ordered in, which depends on if
@@ -214,7 +216,8 @@ - (void) setDisabled:(BOOL)newValue
      */
     - (BOOL) canBecomeKeyWindow
     {
-        return !self.disabled;
+        if (self.disabled || self.noActivate) return NO;
+        return YES;
     }
 
     - (BOOL) canBecomeMainWindow

dlls/winemac.drv/macdrv_cocoa.h

@@ -127,6 +127,7 @@
 
 struct macdrv_window_state {
     unsigned int    disabled:1;
+    unsigned int    no_activate:1;
 };
 
 extern macdrv_window macdrv_create_cocoa_window(const struct macdrv_window_features* wf,

dlls/winemac.drv/window.c

@@ -73,6 +73,26 @@ static void get_cocoa_window_features(struct macdrv_win_data *data,
 }
 
 
+/*******************************************************************
+ *              can_activate_window
+ *
+ * Check if we can activate the specified window.
+ */
+static inline BOOL can_activate_window(HWND hwnd)
+{
+    LONG style = GetWindowLongW(hwnd, GWL_STYLE);
+    RECT rect;
+
+    if (!(style & WS_VISIBLE)) return FALSE;
+    if ((style & (WS_POPUP|WS_CHILD)) == WS_CHILD) return FALSE;
+    if (style & WS_MINIMIZE) return FALSE;
+    if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_NOACTIVATE) return FALSE;
+    if (hwnd == GetDesktopWindow()) return FALSE;
+    if (GetWindowRect(hwnd, &rect) && IsRectEmpty(&rect)) return FALSE;
+    return !(style & WS_DISABLED);
+}
+
+
 /***********************************************************************
  *              get_cocoa_window_state
  */
@@ -82,6 +102,7 @@ static void get_cocoa_window_state(struct macdrv_win_data *data,
 {
     memset(state, 0, sizeof(*state));
     state->disabled = (style & WS_DISABLED) != 0;
+    state->no_activate = !can_activate_window(data->hwnd);
 }