X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/75776373425544032a555cb1c71aa6980ab5e69d..fc4678159144f7c7bf0ba19b36d2604254f99d3a:/include/wx/msw/private.h

diff --git a/include/wx/msw/private.h b/include/wx/msw/private.h
index ebd628a9df..ff47704cfa 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:
@@ -16,14 +16,6 @@
 
 #include "wx/msw/wrapwin.h"
 
-#if defined (__WXWINCE__)
-    #include <wingdi.h>     // RGB, COLORREF
-    #define ERRFALSE(x)
-    #include <winuser.h>    // Global Namespaces ::GetKeyState, ::GetWindowRect
-    #include "wx/msw/winundef.h"
-#endif
-
-
 #ifdef __WXMICROWIN__
     // Extra prototypes and symbols not defined by MicroWindows
     #include "wx/msw/microwin.h"
@@ -41,18 +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
@@ -60,16 +44,22 @@ static const double pt2mm = (1/(METRIC_CONVERSION_CONSTANT*72));
 
 #if wxUSE_GUI
 
-WXDLLEXPORT_DATA(extern HICON) wxSTD_FRAME_ICON;
-WXDLLEXPORT_DATA(extern HICON) wxSTD_MDIPARENTFRAME_ICON;
-WXDLLEXPORT_DATA(extern HICON) wxSTD_MDICHILDFRAME_ICON;
-WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_FRAME_ICON;
-WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_MDIPARENTFRAME_ICON;
-WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_MDICHILDFRAME_ICON;
-WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
+extern WXDLLEXPORT_DATA(HICON) wxSTD_FRAME_ICON;
+extern WXDLLEXPORT_DATA(HICON) wxSTD_MDIPARENTFRAME_ICON;
+extern WXDLLEXPORT_DATA(HICON) wxSTD_MDICHILDFRAME_ICON;
+extern WXDLLEXPORT_DATA(HICON) wxDEFAULT_FRAME_ICON;
+extern WXDLLEXPORT_DATA(HICON) wxDEFAULT_MDIPARENTFRAME_ICON;
+extern WXDLLEXPORT_DATA(HICON) wxDEFAULT_MDICHILDFRAME_ICON;
+extern WXDLLEXPORT_DATA(HFONT) wxSTATUS_LINE_FONT;
 
 #endif // wxUSE_GUI
 
+// ---------------------------------------------------------------------------
+// global data
+// ---------------------------------------------------------------------------
+
+extern WXDLLIMPEXP_DATA_BASE(HINSTANCE) wxhInstance;
+
 // ---------------------------------------------------------------------------
 // define things missing from some compilers' headers
 // ---------------------------------------------------------------------------
@@ -133,10 +123,6 @@ WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
     VOID    WINAPI ibAdjustWindowRect( HWND hWnd, LPRECT lprc ) ;
 #endif // wxUSE_ITSY_BITSY
 
-#if wxUSE_CTL3D
-    #include "wx/msw/ctl3d/ctl3d.h"
-#endif // wxUSE_CTL3D
-
 /*
  * Decide what window classes we're going to use
  * for this combination of CTl3D/FAFA settings
@@ -146,11 +132,11 @@ 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)
@@ -228,7 +214,7 @@ enum wxSTD_COLOUR
     wxSTD_COL_BTNSHADOW,
     wxSTD_COL_BTNFACE,
     wxSTD_COL_BTNHIGHLIGHT,
-    wxSTD_COL_MAX,
+    wxSTD_COL_MAX
 };
 
 struct WXDLLEXPORT wxCOLORMAP
@@ -239,13 +225,16 @@ 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
@@ -253,7 +242,7 @@ 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);
 
@@ -299,14 +288,11 @@ 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;
 }
@@ -314,14 +300,11 @@ 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;
 }
@@ -339,7 +322,9 @@ struct WinStruct : public T
     WinStruct()
     {
         ::ZeroMemory(this, sizeof(T));
-        cbSize = sizeof(T);
+
+        // explicit qualification is required here for this to be valid C++
+        this->cbSize = sizeof(T);
     }
 };
 
@@ -360,6 +345,22 @@ 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
@@ -396,7 +397,27 @@ private:
    DECLARE_NO_COPY_CLASS(SelectInHDC)
 };
 
-#ifndef __WXWINCE__
+// 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
@@ -405,7 +426,7 @@ class GlobalPtr
 public:
     GlobalPtr(HGLOBAL hGlobal) : m_hGlobal(hGlobal)
     {
-        m_ptr = ::GlobalLock(hGlobal);
+        m_ptr = GlobalLock(hGlobal);
         if ( !m_ptr )
         {
             wxLogLastError(_T("GlobalLock"));
@@ -414,7 +435,7 @@ public:
 
     ~GlobalPtr()
     {
-        if ( !::GlobalUnlock(m_hGlobal) )
+        if ( !GlobalUnlock(m_hGlobal) )
         {
 #ifdef __WXDEBUG__
             // this might happen simply because the block became unlocked
@@ -435,7 +456,64 @@ private:
 
     DECLARE_NO_COPY_CLASS(GlobalPtr)
 };
-#endif
+
+// register the class when it is first needed and unregister it in dtor
+class ClassRegistrar
+{
+public:
+    // ctor doesn't register the class, call Initialize() for this
+    ClassRegistrar() { m_registered = -1; }
+
+    // return true if the class is already registered
+    bool IsInitialized() const { return m_registered != -1; }
+
+    // return true if the class had been already registered
+    bool IsRegistered() const { return m_registered == 1; }
+
+    // try to register the class if not done yet, return true on success
+    bool Register(const WNDCLASS& wc)
+    {
+        // we should only be called if we hadn't been initialized yet
+        wxASSERT_MSG( m_registered == -1,
+                        _T("calling ClassRegistrar::Register() twice?") );
+
+        m_registered = ::RegisterClass(&wc) ? 1 : 0;
+        if ( !IsRegistered() )
+        {
+            wxLogLastError(_T("RegisterClassEx()"));
+        }
+        else
+        {
+            m_clsname = wc.lpszClassName;
+        }
+
+        return m_registered == 1;
+    }
+
+    // get the name of the registered class (returns empty string if not
+    // registered)
+    const wxString& GetName() const { return m_clsname; }
+
+    // unregister the class if it had been registered
+    ~ClassRegistrar()
+    {
+        if ( IsRegistered() )
+        {
+            if ( !::UnregisterClass(m_clsname, wxhInstance) )
+            {
+                wxLogLastError(_T("UnregisterClass"));
+            }
+        }
+    }
+
+private:
+    // initial value is -1 which means that we hadn't tried registering the
+    // class yet, it becomes true or false (1 or 0) when Initialize() is called
+    int m_registered;
+
+    // the name of the class, only non empty if it had been registered
+    wxString m_clsname;
+};
 
 // ---------------------------------------------------------------------------
 // macros to make casting between WXFOO and FOO a bit easier: the GetFoo()
@@ -461,6 +539,9 @@ 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())
 
@@ -481,12 +562,6 @@ private:
 
 #endif // wxUSE_GUI
 
-// ---------------------------------------------------------------------------
-// global data
-// ---------------------------------------------------------------------------
-
-WXDLLIMPEXP_DATA_BASE(extern HINSTANCE) wxhInstance;
-
 // ---------------------------------------------------------------------------
 // global functions
 // ---------------------------------------------------------------------------
@@ -498,13 +573,36 @@ extern "C"
 
 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;
+}
+
+// return the full path of the program file
+inline wxString wxGetFullModuleName()
+{
+    return wxGetFullModuleName((HMODULE)wxGetInstance());
+}
+
 #if wxUSE_GUI
 
 // cursor stuff
 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);
@@ -513,21 +611,21 @@ WXDLLEXPORT void wxSliderEvent(WXHWND control, WXWORD wParam, WXWORD pos);
 WXDLLEXPORT void wxScrollBarEvent(WXHWND hbar, WXWORD wParam, WXWORD pos);
 
 // Find maximum size of window/rectangle
-WXDLLEXPORT extern void wxFindMaxSize(WXHWND hwnd, RECT *rect);
+extern WXDLLEXPORT void wxFindMaxSize(WXHWND hwnd, RECT *rect);
 
 // Safely get the window text (i.e. without using fixed size buffer)
-WXDLLEXPORT extern wxString wxGetWindowText(WXHWND hWnd);
+extern WXDLLEXPORT wxString wxGetWindowText(WXHWND hWnd);
 
 // get the window class name
-WXDLLEXPORT extern wxString wxGetWindowClass(WXHWND hWnd);
+extern WXDLLEXPORT wxString wxGetWindowClass(WXHWND hWnd);
 
 // get the window id (should be unsigned, hence this is not wxWindowID which
 // is, for mainly historical reasons, signed)
-WXDLLEXPORT extern WXWORD wxGetWindowId(WXHWND hWnd);
+extern WXDLLEXPORT WXWORD wxGetWindowId(WXHWND hWnd);
 
 // check if hWnd's WNDPROC is wndProc. Return true if yes, false if they are
 // different
-WXDLLEXPORT extern bool wxCheckWindowWndProc(WXHWND hWnd, WXFARPROC wndProc);
+extern WXDLLEXPORT bool wxCheckWindowWndProc(WXHWND hWnd, WXFARPROC wndProc);
 
 // Does this window style specify any border?
 inline bool wxStyleHasBorder(long style)
@@ -542,72 +640,83 @@ inline bool wxStyleHasBorder(long style)
 
 // this function simply checks whether the given hWnd corresponds to a wxWindow
 // and returns either that window if it does or NULL otherwise
-WXDLLEXPORT extern wxWindow* wxFindWinFromHandle(WXHWND hWnd);
+extern WXDLLEXPORT wxWindow* wxFindWinFromHandle(WXHWND hWnd);
 
 // find the window for HWND which is part of some wxWindow, i.e. unlike
 // wxFindWinFromHandle() above it will also work for "sub controls" of a
 // wxWindow.
 //
 // returns the wxWindow corresponding to the given HWND or NULL.
-WXDLLEXPORT extern wxWindow *wxGetWindowFromHWND(WXHWND hwnd);
+extern WXDLLEXPORT wxWindow *wxGetWindowFromHWND(WXHWND hwnd);
 
 // Get the size of an icon
-WXDLLEXPORT extern wxSize wxGetHiconSize(HICON hicon);
+extern WXDLLEXPORT 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);
 
-// LocalAlloc should be used on WinCE
-#ifdef __WXWINCE__
-#include <winbase.h>
-
-#if _WIN32_WCE <= 211
-#define GlobalAlloc LocalAlloc
-#define GlobalFree LocalFree
-#define GlobalLock(mem) mem
-#define GlobalUnlock(mem)
-#define GlobalSize LocalSize
-#define GPTR LPTR
-#define GHND LPTR
-#define GMEM_MOVEABLE 0
-#define GMEM_SHARE 0
-#endif
+// ----------------------------------------------------------------------------
+// 32/64 bit helpers
+// ----------------------------------------------------------------------------
 
-#if 0
-
-HLOCAL
-WINAPI
-LocalAlloc (
-    UINT fuFlags,
-    UINT cbBytes
-    );
-
-HLOCAL
-WINAPI
-LocalFree (
-    HLOCAL hMem
-    );
-
-#ifndef LMEM_FIXED
-#define LMEM_FIXED          0x0000
-#define LMEM_MOVEABLE       0x0002
-#define LMEM_NOCOMPACT      0x0010       /**** Used for Moveable Memory  ***/
-#define LMEM_NODISCARD      0x0020       /**** Ignored *****/
-#define LMEM_ZEROINIT       0x0040
-#define LMEM_MODIFY         0x0080       /*** Used only in LocalReAlloc() **/
-#define LMEM_DISCARDABLE    0x0F00       /**** Ignored ****/
-#define LMEM_VALID_FLAGS    0x0F72
-#define LMEM_INVALID_HANDLE 0x8000
-
-#define LHND                (LMEM_MOVEABLE | LMEM_ZEROINIT)
-#define LPTR                (LMEM_FIXED | LMEM_ZEROINIT)
-#endif
+#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
-    // 0
 
+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
-    // __WXWINCE__
+
+#endif // __WIN64__/__WIN32__
+
 #endif // wxUSE_GUI
 
 #endif