X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ddea7eb61476571b80c2f52c2689680229595fec..a6fb8636e551162537ac094da81bafa5ee7fdf83:/include/wx/msw/private.h

diff --git a/include/wx/msw/private.h b/include/wx/msw/private.h
index f21b7a5d5b..cdb8b5e953 100644
--- a/include/wx/msw/private.h
+++ b/include/wx/msw/private.h
@@ -1,7 +1,7 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        private.h
 // Purpose:     Private declarations: as this header is only included by
-//              wxWindows itself, it may contain identifiers which don't start
+//              wxWidgets itself, it may contain identifiers which don't start
 //              with "wx".
 // Author:      Julian Smart
 // Modified by:
@@ -14,27 +14,13 @@
 #ifndef _WX_PRIVATE_H_
 #define _WX_PRIVATE_H_
 
-#ifndef STRICT
-    #define STRICT 1
-#endif
-
-#include <windows.h>
-
-
-#if defined (__WXWINCE__)
-    #include <wingdi.h>     // RGB, COLORREF
-    #include <winuser.h>    // Global Namespaces ::GetKeyState, ::GetWindowRect
-#endif
-
+#include "wx/msw/wrapwin.h"
 
 #ifdef __WXMICROWIN__
     // Extra prototypes and symbols not defined by MicroWindows
     #include "wx/msw/microwin.h"
 #endif
 
-// undefine conflicting symbols which were defined in windows.h
-#include "wx/msw/winundef.h"
-
 // Include fixes for MSLU:
 #include "wx/msw/mslu.h"
 
@@ -47,18 +33,10 @@ class WXDLLEXPORT wxWindow;
 // private constants
 // ---------------------------------------------------------------------------
 
-// Conversion
-static const double METRIC_CONVERSION_CONSTANT = 0.0393700787;
-
-// Scaling factors for various unit conversions
-static const double mm2inches = (METRIC_CONVERSION_CONSTANT);
-static const double inches2mm = (1/METRIC_CONVERSION_CONSTANT);
-
-static const double mm2twips = (METRIC_CONVERSION_CONSTANT*1440);
-static const double twips2mm = (1/(METRIC_CONVERSION_CONSTANT*1440));
-
-static const double mm2pt = (METRIC_CONVERSION_CONSTANT*72);
-static const double pt2mm = (1/(METRIC_CONVERSION_CONSTANT*72));
+// 260 was taken from windef.h
+#ifndef MAX_PATH
+    #define MAX_PATH  260
+#endif
 
 // ---------------------------------------------------------------------------
 // standard icons from the resources
@@ -80,7 +58,7 @@ WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
 // define things missing from some compilers' headers
 // ---------------------------------------------------------------------------
 
-#if defined(__GNUWIN32__) && !wxUSE_NORLANDER_HEADERS
+#if defined(__WXWINCE__) || (defined(__GNUWIN32__) && !wxUSE_NORLANDER_HEADERS)
 #ifndef ZeroMemory
     inline void ZeroMemory(void *buf, size_t len) { memset(buf, 0, len); }
 #endif
@@ -88,9 +66,7 @@ WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
 
 // this defines a CASTWNDPROC macro which casts a pointer to the type of a
 // window proc
-#if defined(__WXWINCE__)
-    typedef FARPROC WndProcCast;
-#elif defined(STRICT) || defined(__GNUC__)
+#if defined(STRICT) || defined(__GNUC__)
     typedef WNDPROC WndProcCast;
 #else
     typedef FARPROC WndProcCast;
@@ -99,6 +75,8 @@ WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
 
 #define CASTWNDPROC (WndProcCast)
 
+
+
 // ---------------------------------------------------------------------------
 // some stuff for old Windows versions (FIXME: what does it do here??)
 // ---------------------------------------------------------------------------
@@ -152,11 +130,11 @@ WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
 #define STATIC_FLAGS     (SS_LEFT|WS_CHILD|WS_VISIBLE)
 #define CHECK_CLASS      wxT("BUTTON")
 #define CHECK_FLAGS      (BS_AUTOCHECKBOX|WS_TABSTOP|WS_CHILD)
-#define CHECK_IS_FAFA   FALSE
+#define CHECK_IS_FAFA    FALSE
 #define RADIO_CLASS      wxT("BUTTON")
 #define RADIO_FLAGS      (BS_AUTORADIOBUTTON|WS_CHILD|WS_VISIBLE)
 #define RADIO_SIZE       20
-#define RADIO_IS_FAFA   FALSE
+#define RADIO_IS_FAFA    FALSE
 #define PURE_WINDOWS
 #define GROUP_CLASS      wxT("BUTTON")
 #define GROUP_FLAGS      (BS_GROUPBOX|WS_CHILD|WS_VISIBLE)
@@ -183,22 +161,6 @@ WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
 extern LONG APIENTRY _EXPORT
   wxSubclassedGenericControlProc(WXHWND hWnd, WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
 
-// ---------------------------------------------------------------------------
-// constants which might miss from some compilers' headers
-// ---------------------------------------------------------------------------
-
-#if !defined(__WIN32__) && !defined(WS_EX_CLIENTEDGE)
-    #define WS_EX_CLIENTEDGE 0
-#endif
-
-#if defined(__WIN32__) && !defined(WS_EX_CLIENTEDGE)
-    #define WS_EX_CLIENTEDGE 0x00000200L
-#endif
-
-#ifndef ENDSESSION_LOGOFF
-    #define ENDSESSION_LOGOFF    0x80000000
-#endif
-
 // ---------------------------------------------------------------------------
 // useful macros and functions
 // ---------------------------------------------------------------------------
@@ -250,7 +212,7 @@ enum wxSTD_COLOUR
     wxSTD_COL_BTNSHADOW,
     wxSTD_COL_BTNFACE,
     wxSTD_COL_BTNHIGHLIGHT,
-    wxSTD_COL_MAX,
+    wxSTD_COL_MAX
 };
 
 struct WXDLLEXPORT wxCOLORMAP
@@ -261,13 +223,16 @@ struct WXDLLEXPORT wxCOLORMAP
 // this function is implemented in src/msw/window.cpp
 extern wxCOLORMAP *wxGetStdColourMap();
 
+// create a wxRect from Windows RECT
+inline wxRect wxRectFromRECT(const RECT& r)
+{
+    return wxRect(r.left, r.top, r.right - r.left, r.bottom - r.top);
+}
+
 // copy Windows RECT to our wxRect
 inline void wxCopyRECTToRect(const RECT& r, wxRect& rect)
 {
-    rect.y = r.top;
-    rect.x = r.left;
-    rect.width = r.right - r.left;
-    rect.height = r.bottom - r.top;
+    rect = wxRectFromRECT(r);
 }
 
 // translations between HIMETRIC units (which OLE likes) and pixels (which are
@@ -275,7 +240,7 @@ inline void wxCopyRECTToRect(const RECT& r, wxRect& rect)
 extern void HIMETRICToPixel(LONG *x, LONG *y);
 extern void PixelToHIMETRIC(LONG *x, LONG *y);
 
-// Windows convention of the mask is opposed to the wxWindows one, so we need
+// Windows convention of the mask is opposed to the wxWidgets one, so we need
 // to invert the mask each time we pass one/get one to/from Windows
 extern HBITMAP wxInvertMask(HBITMAP hbmpMask, int w = 0, int h = 0);
 
@@ -302,12 +267,18 @@ HCURSOR wxBitmapToHCURSOR(const wxBitmap& bmp, int hotSpotX, int hotSpotY);
 // get the current state of SHIFT/CTRL keys
 inline bool wxIsShiftDown()
 {
-    return (::GetKeyState(VK_SHIFT) & 0x100) != 0;
+//    return (::GetKeyState(VK_SHIFT) & 0x100) != 0;
+    // Returns different negative values on WinME and WinNT,
+    // so simply test for negative value.
+    return ::GetKeyState(VK_SHIFT) < 0;
 }
 
 inline bool wxIsCtrlDown()
 {
-    return (::GetKeyState(VK_CONTROL) & 0x100) != 0;
+//    return (::GetKeyState(VK_CONTROL) & 0x100) != 0;
+    // Returns different negative values on WinME and WinNT,
+    // so simply test for negative value.
+    return ::GetKeyState(VK_CONTROL) < 0;
 }
 
 // wrapper around GetWindowRect() and GetClientRect() APIs doing error checking
@@ -315,14 +286,11 @@ inline bool wxIsCtrlDown()
 inline RECT wxGetWindowRect(HWND hwnd)
 {
     RECT rect;
-#ifdef __WIN16__
-    ::GetWindowRect(hwnd, &rect);
-#else // Win32
+
     if ( !::GetWindowRect(hwnd, &rect) )
     {
         wxLogLastError(_T("GetWindowRect"));
     }
-#endif // Win16/32
 
     return rect;
 }
@@ -330,14 +298,11 @@ inline RECT wxGetWindowRect(HWND hwnd)
 inline RECT wxGetClientRect(HWND hwnd)
 {
     RECT rect;
-#ifdef __WIN16__
-    ::GetClientRect(hwnd, &rect);
-#else // Win32
+
     if ( !::GetClientRect(hwnd, &rect) )
     {
         wxLogLastError(_T("GetClientRect"));
     }
-#endif // Win16/32
 
     return rect;
 }
@@ -346,6 +311,22 @@ inline RECT wxGetClientRect(HWND hwnd)
 // small helper classes
 // ---------------------------------------------------------------------------
 
+// a template to make initializing Windows styructs less painful: it zeroes all
+// the struct fields and also sets cbSize member to the correct value (and so
+// can be only used with structures which have this member...)
+template <class T>
+struct WinStruct : public T
+{
+    WinStruct()
+    {
+        ::ZeroMemory(this, sizeof(T));
+
+        // explicit qualification is required here for this to be valid C++
+        this->cbSize = sizeof(T);
+    }
+};
+
+
 // create an instance of this class and use it as the HDC for screen, will
 // automatically release the DC going out of scope
 class ScreenHDC
@@ -362,6 +343,22 @@ private:
     DECLARE_NO_COPY_CLASS(ScreenHDC)
 };
 
+// the same as ScreenHDC but for window DCs
+class WindowHDC
+{
+public:
+    WindowHDC(HWND hwnd) { m_hdc = ::GetDC(m_hwnd = hwnd); }
+   ~WindowHDC() { ::ReleaseDC(m_hwnd, m_hdc); }
+
+    operator HDC() const { return m_hdc; }
+
+private:
+   HWND m_hwnd;
+   HDC m_hdc;
+
+   DECLARE_NO_COPY_CLASS(WindowHDC)
+};
+
 // the same as ScreenHDC but for memory DCs: creates the HDC compatible with
 // the given one (screen by default) in ctor and destroys it in dtor
 class MemoryHDC
@@ -398,27 +395,45 @@ private:
    DECLARE_NO_COPY_CLASS(SelectInHDC)
 };
 
-#ifdef __WATCOM__
-//FIXME why does watcom dislike this ?? CE 05 April 2003
+// a class for temporary bitmaps
+class CompatibleBitmap
+{
+public:
+    CompatibleBitmap(HDC hdc, int w, int h)
+    {
+        m_hbmp = ::CreateCompatibleBitmap(hdc, w, h);
+    }
+
+    ~CompatibleBitmap()
+    {
+        if ( m_hbmp )
+            ::DeleteObject(m_hbmp);
+    }
+
+    operator HBITMAP() const { return m_hbmp; }
+
+private:
+    HBITMAP m_hbmp;
+};
 
 // when working with global pointers (which is unfortunately still necessary
 // sometimes, e.g. for clipboard) it is important to unlock them exactly as
 // many times as we lock them which just asks for using a "smart lock" class
-class GlobalHandle
+class GlobalPtr
 {
 public:
-    GlobalHandle(HGLOBAL hGlobal) : m_hGlobal(hGlobal)
+    GlobalPtr(HGLOBAL hGlobal) : m_hGlobal(hGlobal)
     {
-        m_ptr = ::GlobalLock(hGlobal);
+        m_ptr = GlobalLock(hGlobal);
         if ( !m_ptr )
         {
             wxLogLastError(_T("GlobalLock"));
         }
     }
 
-    ~GlobalHandle()
+    ~GlobalPtr()
     {
-        if ( !::GlobalUnlock(m_hGlobal) )
+        if ( !GlobalUnlock(m_hGlobal) )
         {
 #ifdef __WXDEBUG__
             // this might happen simply because the block became unlocked
@@ -437,10 +452,9 @@ private:
     HGLOBAL m_hGlobal;
     void *m_ptr;
 
-    DECLARE_NO_COPY_CLASS(GlobalHandle)
+    DECLARE_NO_COPY_CLASS(GlobalPtr)
 };
 
-#endif //__WATCOM__
 // ---------------------------------------------------------------------------
 // macros to make casting between WXFOO and FOO a bit easier: the GetFoo()
 // returns Foo cast to the Windows type for oruselves, while GetFooOf() takes
@@ -465,6 +479,9 @@ private:
 #define GetHaccel()             ((HACCEL)GetHACCEL())
 #define GetHaccelOf(table)      ((HACCEL)((table).GetHACCEL()))
 
+#define GetHbrush()             ((HPEN)GetResourceHandle())
+#define GetHbrushOf(brush)      ((HPEN)(brush).GetResourceHandle())
+
 #define GetHmenu()              ((HMENU)GetHMenu())
 #define GetHmenuOf(menu)        ((HMENU)menu->GetHMenu())
 
@@ -477,6 +494,9 @@ private:
 #define GetHpalette()           ((HPALETTE)GetHPALETTE())
 #define GetHpaletteOf(pal)      ((HPALETTE)(pal).GetHPALETTE())
 
+#define GetHpen()               ((HPEN)GetResourceHandle())
+#define GetHpenOf(pen)          ((HPEN)(pen).GetResourceHandle())
+
 #define GetHrgn()               ((HRGN)GetHRGN())
 #define GetHrgnOf(rgn)          ((HRGN)(rgn).GetHRGN())
 
@@ -486,9 +506,7 @@ private:
 // global data
 // ---------------------------------------------------------------------------
 
-WXDLLEXPORT_DATA(extern wxChar*) wxBuffer;
-
-WXDLLEXPORT_DATA(extern HINSTANCE) wxhInstance;
+WXDLLIMPEXP_DATA_BASE(extern HINSTANCE) wxhInstance;
 
 // ---------------------------------------------------------------------------
 // global functions
@@ -496,10 +514,33 @@ WXDLLEXPORT_DATA(extern HINSTANCE) wxhInstance;
 
 extern "C"
 {
-    WXDLLEXPORT HINSTANCE wxGetInstance();
+    WXDLLIMPEXP_BASE HINSTANCE wxGetInstance();
+}
+
+WXDLLIMPEXP_BASE void wxSetInstance(HINSTANCE hInst);
+
+// return the full path of the given module
+inline wxString wxGetFullModuleName(HMODULE hmod)
+{
+    wxString fullname;
+    if ( !::GetModuleFileName
+            (
+                hmod,
+                wxStringBuffer(fullname, MAX_PATH),
+                MAX_PATH
+            ) )
+    {
+        wxLogLastError(_T("GetModuleFileName"));
+    }
+
+    return fullname;
 }
 
-WXDLLEXPORT void wxSetInstance(HINSTANCE hInst);
+// return the full path of the program file
+inline wxString wxGetFullModuleName()
+{
+    return wxGetFullModuleName((HMODULE)wxGetInstance());
+}
 
 #if wxUSE_GUI
 
@@ -507,7 +548,7 @@ WXDLLEXPORT void wxSetInstance(HINSTANCE hInst);
 extern HCURSOR wxGetCurrentBusyCursor();    // from msw/utils.cpp
 extern const wxCursor *wxGetGlobalCursor(); // from msw/cursor.cpp
 
-WXDLLEXPORT void wxGetCharSize(WXHWND wnd, int *x, int *y, const wxFont *the_font);
+WXDLLEXPORT void wxGetCharSize(WXHWND wnd, int *x, int *y, const wxFont& the_font);
 WXDLLEXPORT void wxFillLogFont(LOGFONT *logFont, const wxFont *font);
 WXDLLEXPORT wxFont wxCreateFontFromLogFont(const LOGFONT *logFont);
 WXDLLEXPORT wxFontEncoding wxGetFontEncFromCharSet(int charset);
@@ -554,10 +595,74 @@ WXDLLEXPORT extern wxWindow* wxFindWinFromHandle(WXHWND hWnd);
 // returns the wxWindow corresponding to the given HWND or NULL.
 WXDLLEXPORT extern wxWindow *wxGetWindowFromHWND(WXHWND hwnd);
 
-
 // Get the size of an icon
 WXDLLEXPORT extern wxSize wxGetHiconSize(HICON hicon);
 
+// Lines are drawn differently for WinCE and regular WIN32
+WXDLLEXPORT void wxDrawLine(HDC hdc, int x1, int y1, int x2, int y2);
+
+// ----------------------------------------------------------------------------
+// 32/64 bit helpers
+// ----------------------------------------------------------------------------
+
+#ifdef __WIN64__
+
+inline void *wxGetWindowProc(HWND hwnd)
+{
+    return (void *)::GetWindowLongPtr(hwnd, GWLP_WNDPROC);
+}
+
+inline void *wxGetWindowUserData(HWND hwnd)
+{
+    return (void *)::GetWindowLongPtr(hwnd, GWLP_USERDATA);
+}
+
+inline WNDPROC wxSetWindowProc(HWND hwnd, WNDPROC func)
+{
+    return (WNDPROC)::SetWindowLongPtr(hwnd, GWLP_WNDPROC, (LONG_PTR)func);
+}
+
+inline void *wxSetWindowUserData(HWND hwnd, void *data)
+{
+    return (void *)::SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)data);
+}
+
+#else // __WIN32__
+
+#ifdef __VISUALC__
+    // strangely enough, VC++ 7.1 gives warnings about 32 -> 64 bit conversions
+    // in the functions below, even in spite of the explicit casts
+    #pragma warning(disable:4311)
+    #pragma warning(disable:4312)
+#endif
+
+inline void *wxGetWindowProc(HWND hwnd)
+{
+    return (void *)::GetWindowLong(hwnd, GWL_WNDPROC);
+}
+
+inline void *wxGetWindowUserData(HWND hwnd)
+{
+    return (void *)::GetWindowLong(hwnd, GWL_USERDATA);
+}
+
+inline WNDPROC wxSetWindowProc(HWND hwnd, WNDPROC func)
+{
+    return (WNDPROC)::SetWindowLong(hwnd, GWL_WNDPROC, (LONG)func);
+}
+
+inline void *wxSetWindowUserData(HWND hwnd, void *data)
+{
+    return (void *)::SetWindowLong(hwnd, GWL_USERDATA, (LONG)data);
+}
+
+#ifdef __VISUALC__
+    #pragma warning(default:4311)
+    #pragma warning(default:4312)
+#endif
+
+#endif // __WIN64__/__WIN32__
+
 #endif // wxUSE_GUI
 
 #endif