Applied patch [ 573644 ] wxDisplay for Mac (again)

Applied patch [ 573172 ] Implements wxDisplay for mac Applied patch [ 573356 ] wxDisplay for MSW Alterations: Put sample in regular samples, not contrib Removed multimon.h for copyright reasons git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16217 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2002-07-19 20:42:34 +00:00
parent 377a219ac7
commit a536e41102
9 changed files with 832 additions and 0 deletions
--- a/src/mac/carbon/display.cpp
+++ b/src/mac/carbon/display.cpp
@@ -0,0 +1,135 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        display.cpp
+// Purpose:     Mac implementation of wxDisplay class
+// Author:      Brian Victor
+// Modified by: Royce Mitchell III
+// Created:     06/21/02
+// RCS-ID:      $Id$
+// Copyright:   (c) wxWindows team
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef __GNUG__
+    #pragma implementation "display.h"
+#endif
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#if wxUSE_DISPLAY
+
+#ifndef WX_PRECOMP
+   #include "wx/dynarray.h"
+#endif
+
+#ifdef __DARWIN__
+    #include <Carbon/Carbon.h>
+#else
+    #include <Displays.h>
+    #include <Quickdraw.h>
+#endif
+
+#include "wx/display.h"
+#include "wx/gdicmn.h"
+#include "wx/string.h"
+
+// ----------------------------------------------------------------------------
+// private classes
+// ----------------------------------------------------------------------------
+
+class wxDisplayMacPriv
+{
+public:
+	GDHandle m_hndl;
+};
+
+size_t wxDisplayBase::GetCount()
+{
+    GDHandle hndl;
+    size_t num = 0;
+    hndl = DMGetFirstScreenDevice(true);
+    while(hndl)
+    {
+        num++;
+        hndl = DMGetNextScreenDevice(hndl, true);
+    }
+    return num;
+}
+
+int wxDisplayBase::GetFromPoint(const wxPoint &p)
+{
+    GDHandle hndl;
+    size_t num = 0;
+    hndl = DMGetFirstScreenDevice(true);
+    while(hndl)
+    {
+        Rect screenrect = (*hndl)->gdRect;
+        if (p.x >= screenrect.left &&
+            p.x <= screenrect.right &&
+            p.y >= screenrect.top &&
+            p.y <= screenrect.bottom)
+        {
+            return num;
+        }
+        num++;
+        hndl = DMGetNextScreenDevice(hndl, true);
+    }
+    return -1;
+}
+
+wxDisplay::wxDisplay(size_t index) : wxDisplayBase ( index ),
+    m_priv ( new wxDisplayMacPriv() )
+{
+    GDHandle hndl;
+    hndl = DMGetFirstScreenDevice(true);
+    m_priv->m_hndl = NULL;
+    while(hndl)
+    {
+        if (index == 0)
+        {
+            m_priv->m_hndl = hndl;
+        }
+        index--;
+        hndl = DMGetNextScreenDevice(hndl, true);
+    }
+}
+
+wxRect wxDisplay::GetGeometry() const
+{
+    if (!(m_priv)) return wxRect(0, 0, 0, 0);
+    if (!(m_priv->m_hndl)) return wxRect(0, 0, 0, 0);
+    Rect screenrect = (*(m_priv->m_hndl))->gdRect;
+    return wxRect( screenrect.left, screenrect.top, 
+                   screenrect.right - screenrect.left, screenrect.bottom - screenrect.top);
+}
+
+int wxDisplay::GetDepth() const
+{
+    if (!(m_priv)) return 0;
+    if (!(m_priv->m_hndl)) return 0;
+
+    // This cryptic looking code is based on Apple's sample code:
+    // http://developer.apple.com/samplecode/Sample_Code/Graphics_2D/GDevVideo/Gen.cp.htm
+    return ((*(*(m_priv->m_hndl))->gdPMap)->pixelSize) & 0x0000FFFF;
+}
+
+wxString wxDisplay::GetName() const
+{
+    // Macs don't name their displays...
+    return wxT("");
+}
+
+wxDisplay::~wxDisplay()
+{
+    if ( m_priv )
+    {
+        delete m_priv;
+        m_priv = 0;
+    }
+}
+
+#endif // wxUSE_DISPLAY