From 034140914c7681230191dc15309869b4574ec5dd Mon Sep 17 00:00:00 2001
From: James Turner <zakalawe@mac.com>
Date: Tue, 5 Mar 2013 20:59:05 +0000
Subject: [PATCH] Windows cursor handling stubs.

---
 src/GUI/WindowsMouseCursor.cxx | 130 +++++++++++++++++++++++++++++++++
 src/GUI/WindowsMouseCursor.hxx |  47 ++++++++++++
 2 files changed, 177 insertions(+)
 create mode 100644 src/GUI/WindowsMouseCursor.cxx
 create mode 100644 src/GUI/WindowsMouseCursor.hxx

diff --git a/src/GUI/WindowsMouseCursor.cxx b/src/GUI/WindowsMouseCursor.cxx
new file mode 100644
index 000000000..a2417f17e
--- /dev/null
+++ b/src/GUI/WindowsMouseCursor.cxx
@@ -0,0 +1,130 @@
+// WindowsMouseCursor.cxx - mouse cursor using Cocoa APIs
+
+// Copyright (C) 2013 James Turner <zakalawe@mac.com>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 2 of the
+// License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+//
+
+#ifdef HAVE_CONFIG_H
+    #include "config.h"
+#endif
+
+#include "WindowsMouseCursor.hxx"
+
+#include "windows.h"
+
+#include <map>
+
+#include <Main/globals.hxx>
+
+class WindowsMouseCursor::WindowsMouseCursorPrivate
+{
+public:
+    Cursor activeCursorKey;
+    
+    typedef std::map<Cursor, HCURSOR> CursorMap;
+    CursorMap cursors;
+};
+
+HCURSOR windowsCursorForKey(FGMouseCursor::Cursor aKey)
+{
+    #if 0
+    NSImage* img = nil;
+    
+    NSString* path = [NSString stringWithCString:globals->get_fg_root().c_str()
+                                            encoding:NSUTF8StringEncoding];
+    path = [path stringByAppendingPathComponent:@"gui"];
+    
+    switch (aKey) {
+    case FGMouseCursor::CURSOR_HAND: return [NSCursor pointingHandCursor];
+    case FGMouseCursor::CURSOR_CROSSHAIR: return [NSCursor crosshairCursor];
+    case FGMouseCursor::CURSOR_IBEAM: return [NSCursor IBeamCursor];
+    
+    // FIXME - use a proper left-right cursor here.
+    case FGMouseCursor::CURSOR_LEFT_RIGHT: return [NSCursor resizeLeftRightCursor];
+            
+    case FGMouseCursor::CURSOR_SPIN_CW:
+        path = [path stringByAppendingPathComponent:@"cursor-spin-cw.png"];
+        img = [[NSImage alloc] initWithContentsOfFile:path];
+        return [[NSCursor alloc] initWithImage:img hotSpot:NSMakePoint(16,16)];
+            
+    case FGMouseCursor::CURSOR_SPIN_CCW:
+        path = [path stringByAppendingPathComponent:@"cursor-spin-cw.png"];
+        img = [[NSImage alloc] initWithContentsOfFile:path];
+        return [[NSCursor alloc] initWithImage:img hotSpot:NSMakePoint(16,16)];
+            
+    default: return [NSCursor arrowCursor];
+    }
+#endif
+    
+}
+
+WindowsMouseCursor::WindowsMouseCursor() :
+    d(new WindowsMouseCursorPrivate)
+{
+    
+}
+
+WindowsMouseCursor::~WindowsMouseCursor()
+{
+    
+    
+}
+
+
+void WindowsMouseCursor::setCursor(Cursor aCursor)
+{
+    if (aCursor == d->activeCursorKey) {
+        return;
+    }
+    
+    d->activeCursorKey = aCursor;
+    if (d->cursors.find(aCursor) == d->cursors.end()) {
+        d->cursors[key] = windowsCursorForKey(aCursor);
+    }
+    
+
+    SetCursor(windowsCursorForKey(d->cursors[key]));
+}
+
+void WindowsMouseCursor::setCursorVisible(bool aVis)
+{
+    d->hideUntilMove = false; // cancel this
+    
+    if (aVis) {
+        ShowCursor();
+    } else {
+        
+        HideCursor();
+    }
+}
+
+void WindowsMouseCursor::hideCursorUntilMouseMove()
+{
+    if (d->hideUntilMove) {
+        return;
+    }
+    
+    d->hideUntilMove = true;
+    HideCursor();
+}
+
+void WindowsMouseCursor::mouseMoved()
+{
+    if (d->hideUntilMove) {
+        d->hideUntilMove = false;
+        ShowCursor();
+    }
+}
diff --git a/src/GUI/WindowsMouseCursor.hxx b/src/GUI/WindowsMouseCursor.hxx
new file mode 100644
index 000000000..6b9f5dca8
--- /dev/null
+++ b/src/GUI/WindowsMouseCursor.hxx
@@ -0,0 +1,47 @@
+// WindowsMouseCursor.hxx - mouse cursor using Win32 APIs
+
+// Copyright (C) 2013 James Turner <zakalawe@mac.com>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 2 of the
+// License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+//
+
+#ifndef FG_GUI_WINDOWS_MOUSE_CURSOR_HXX
+#define FG_GUI_WINDOWS_MOUSE_CURSOR_HXX
+
+#include <memory> // for auto_ptr
+
+#include "MouseCursor.hxx"
+
+class WindowsMouseCursor : public FGMouseCursor
+{
+public:
+    WindowsMouseCursor();
+    virtual ~WindowsMouseCursor();
+    
+    virtual void setCursor(Cursor aCursor);
+    
+    virtual void setCursorVisible(bool aVis);
+    
+    virtual void hideCursorUntilMouseMove();
+    
+    virtual void mouseMoved();
+
+private:
+    class WindowsMouseCursorPrivate;
+    std::auto_ptr<WindowsMouseCursorPrivate> d;
+};
+
+
+#endif
-- 
2.39.5