X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8caa4ed10ec5a89c61dff9d19c3c28ea729b4272..961dd75341aaa5083098fefd5c1074d8308b5732:/include/wx/msw/private.h

diff --git a/include/wx/msw/private.h b/include/wx/msw/private.h
index 616f50aa7b..a2ef6bcba4 100644
--- a/include/wx/msw/private.h
+++ b/include/wx/msw/private.h
@@ -14,10 +14,17 @@
 #ifndef _WX_PRIVATE_H_
 #define _WX_PRIVATE_H_
 
-#include <windows.h>
+#include "wx/msw/wrapwin.h"
 
-// undefine conflicting symbols which were defined in windows.h
-#include "wx/msw/winundef.h"
+#ifdef __WXMICROWIN__
+    // Extra prototypes and symbols not defined by MicroWindows
+    #include "wx/msw/microwin.h"
+#endif
+
+// Include fixes for MSLU:
+#include "wx/msw/mslu.h"
+
+#include "wx/log.h"
 
 class WXDLLEXPORT wxFont;
 class WXDLLEXPORT wxWindow;
@@ -59,7 +66,7 @@ WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
 // define things missing from some compilers' headers
 // ---------------------------------------------------------------------------
 
-#if defined(__GNUWIN32__) && !defined(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
@@ -67,42 +74,17 @@ 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(__GNUWIN32__) && !defined(wxUSE_NORLANDER_HEADERS)
-#  define CASTWNDPROC (long unsigned)
+#if defined(STRICT) || defined(__GNUC__)
+    typedef WNDPROC WndProcCast;
 #else
-#  ifdef __BORLANDC__
-
-#  ifdef __WIN32__
-       typedef int (pascal * WndProcCast) ();
-#      define CASTWNDPROC (WndProcCast)
-// #    define CASTWNDPROC
-#  else
-       typedef int (pascal * WndProcCast) ();
-#      define CASTWNDPROC (WndProcCast)
-#  endif
-
-#  else
-#    if defined (__WIN32__) && defined(STRICT)
-       typedef long (_stdcall * WndProcCast) (HWND, unsigned int, unsigned int, long);
-#      define CASTWNDPROC (WndProcCast)
-#    elif defined(__WIN16__)
-#    ifdef __BORLANDC__
-       typedef int (pascal * WndProcCast) ();
-#      define CASTWNDPROC (WndProcCast)
-#    else
-#      if defined(__VISUALC__) && defined(STRICT)
-#        define CASTWNDPROC (WNDPROC)
-#      else
-         typedef int (PASCAL * WndProcCast) ();
-#        define CASTWNDPROC (WndProcCast)
-#      endif
-#    endif
-#    else
-#      define CASTWNDPROC
-#    endif
-#  endif
+    typedef FARPROC WndProcCast;
 #endif
 
+
+#define CASTWNDPROC (WndProcCast)
+
+
+
 // ---------------------------------------------------------------------------
 // some stuff for old Windows versions (FIXME: what does it do here??)
 // ---------------------------------------------------------------------------
@@ -179,41 +161,29 @@ WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
 #define DEFAULT_ITEM_HEIGHT 80
 
 // Scale font to get edit control height
-#define EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)    (3*(cy)/2)
+//#define EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)    (3*(cy)/2)
+#define EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)    (cy+8)
 
 // Generic subclass proc, for panel item moving/sizing and intercept
 // EDIT control VK_RETURN messages
 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
 // ---------------------------------------------------------------------------
 
 // a wrapper macro for ZeroMemory()
-#ifdef __WIN32__
+#if defined(__WIN32__) && !defined(__WXMICROWIN__)
 #define wxZeroMemory(obj)   ::ZeroMemory(&obj, sizeof(obj))
 #else
 #define wxZeroMemory(obj)   memset((void*) & obj, 0, sizeof(obj))
 #endif
 
+#if wxUSE_GUI
+
 #include <wx/gdicmn.h>
+#include <wx/colour.h>
 
 // make conversion from wxColour and COLORREF a bit less painful
 inline COLORREF wxColourToRGB(const wxColour& c)
@@ -221,31 +191,234 @@ inline COLORREF wxColourToRGB(const wxColour& c)
     return RGB(c.Red(), c.Green(), c.Blue());
 }
 
+inline COLORREF wxColourToPalRGB(const wxColour& c)
+{
+    return PALETTERGB(c.Red(), c.Green(), c.Blue());
+}
+
+inline wxColour wxRGBToColour(COLORREF rgb)
+{
+    return wxColour(GetRValue(rgb), GetGValue(rgb), GetBValue(rgb));
+}
+
 inline void wxRGBToColour(wxColour& c, COLORREF rgb)
 {
     c.Set(GetRValue(rgb), GetGValue(rgb), GetBValue(rgb));
 }
 
+// get the standard colour map for some standard colours - see comment in this
+// function to understand why is it needed and when should it be used
+//
+// it returns a wxCOLORMAP (can't use COLORMAP itself here as comctl32.dll
+// might be not included/available) array of size wxSTD_COLOUR_MAX
+//
+// NB: if you change these colours, update wxBITMAP_STD_COLOURS in the
+//     resources as well: it must have the same number of pixels!
+enum wxSTD_COLOUR
+{
+    wxSTD_COL_BTNTEXT,
+    wxSTD_COL_BTNSHADOW,
+    wxSTD_COL_BTNFACE,
+    wxSTD_COL_BTNHIGHLIGHT,
+    wxSTD_COL_MAX,
+};
+
+struct WXDLLEXPORT wxCOLORMAP
+{
+    COLORREF from, to;
+};
+
+// this function is implemented in src/msw/window.cpp
+extern wxCOLORMAP *wxGetStdColourMap();
+
+// 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;
+}
+
 // translations between HIMETRIC units (which OLE likes) and pixels (which are
 // liked by all the others) - implemented in msw/utilsexc.cpp
 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
+// 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);
+
+// Creates an icon or cursor depending from a bitmap
+//
+// The bitmap must be valid and it should have a mask. If it doesn't, a default
+// mask is created using light grey as the transparent colour.
+extern HICON wxBitmapToHICON(const wxBitmap& bmp);
+
+// Same requirments as above apply and the bitmap must also have the correct
+// size.
+extern
+HCURSOR wxBitmapToHCURSOR(const wxBitmap& bmp, int hotSpotX, int hotSpotY);
+
+// get (x, y) from DWORD - notice that HI/LOWORD can *not* be used because they
+// will fail on system with multiple monitors where the coords may be negative
+//
+// these macros are standard now (Win98) but some older headers don't have them
+#ifndef GET_X_LPARAM
+    #define GET_X_LPARAM(lp) ((int)(short)LOWORD(lp))
+    #define GET_Y_LPARAM(lp) ((int)(short)HIWORD(lp))
+#endif // GET_X_LPARAM
+
+// get the current state of SHIFT/CTRL keys
+inline bool wxIsShiftDown()
+{
+//    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;
+    // 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
+// for Win32
+inline RECT wxGetWindowRect(HWND hwnd)
+{
+    RECT rect;
+
+    if ( !::GetWindowRect(hwnd, &rect) )
+    {
+        wxLogLastError(_T("GetWindowRect"));
+    }
+
+    return rect;
+}
+
+inline RECT wxGetClientRect(HWND hwnd)
+{
+    RECT rect;
+
+    if ( !::GetClientRect(hwnd, &rect) )
+    {
+        wxLogLastError(_T("GetClientRect"));
+    }
+
+    return rect;
+}
+
 // ---------------------------------------------------------------------------
 // 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));
+        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
 {
 public:
-    ScreenHDC() { m_hdc = GetDC(NULL);    }
-   ~ScreenHDC() { ReleaseDC(NULL, m_hdc); }
-    operator HDC() const { return m_hdc;  }
+    ScreenHDC() { m_hdc = ::GetDC(NULL);    }
+   ~ScreenHDC() { ::ReleaseDC(NULL, m_hdc); }
+
+    operator HDC() const { return m_hdc; }
 
 private:
     HDC m_hdc;
+
+    DECLARE_NO_COPY_CLASS(ScreenHDC)
+};
+
+// 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
+{
+public:
+    MemoryHDC(HDC hdc = 0) { m_hdc = ::CreateCompatibleDC(hdc); }
+   ~MemoryHDC() { ::DeleteDC(m_hdc); }
+
+    operator HDC() const { return m_hdc; }
+
+private:
+    HDC m_hdc;
+
+    DECLARE_NO_COPY_CLASS(MemoryHDC)
+};
+
+// a class which selects a GDI object into a DC in its ctor and deselects in
+// dtor
+class SelectInHDC
+{
+public:
+    SelectInHDC(HDC hdc, HGDIOBJ hgdiobj) : m_hdc(hdc)
+        { m_hgdiobj = ::SelectObject(hdc, hgdiobj); }
+
+   ~SelectInHDC() { ::SelectObject(m_hdc, m_hgdiobj); }
+
+   // return true if the object was successfully selected
+   operator bool() const { return m_hgdiobj != 0; }
+
+private:
+   HDC m_hdc;
+   HGDIOBJ m_hgdiobj;
+
+   DECLARE_NO_COPY_CLASS(SelectInHDC)
+};
+
+// 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 GlobalPtr
+{
+public:
+    GlobalPtr(HGLOBAL hGlobal) : m_hGlobal(hGlobal)
+    {
+        m_ptr = GlobalLock(hGlobal);
+        if ( !m_ptr )
+        {
+            wxLogLastError(_T("GlobalLock"));
+        }
+    }
+
+    ~GlobalPtr()
+    {
+        if ( !GlobalUnlock(m_hGlobal) )
+        {
+#ifdef __WXDEBUG__
+            // this might happen simply because the block became unlocked
+            DWORD dwLastError = ::GetLastError();
+            if ( dwLastError != NO_ERROR )
+            {
+                wxLogApiError(_T("GlobalUnlock"), dwLastError);
+            }
+#endif // __WXDEBUG__
+        }
+    }
+
+    operator void *() const { return m_ptr; }
+
+private:
+    HGLOBAL m_hGlobal;
+    void *m_ptr;
+
+    DECLARE_NO_COPY_CLASS(GlobalPtr)
 };
 
 // ---------------------------------------------------------------------------
@@ -272,21 +445,34 @@ 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())
 
+#define GetHcursor()            ((HCURSOR)GetHCURSOR())
+#define GetHcursorOf(cursor)    ((HCURSOR)(cursor).GetHCURSOR())
+
+#define GetHfont()              ((HFONT)GetHFONT())
+#define GetHfontOf(font)        ((HFONT)(font).GetHFONT())
+
+#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())
+
+#endif // wxUSE_GUI
+
 // ---------------------------------------------------------------------------
 // global data
 // ---------------------------------------------------------------------------
 
-#if 0 // where is this??
-// The MakeProcInstance version of the function wxSubclassedGenericControlProc
-WXDLLEXPORT_DATA(extern FARPROC) wxGenericControlSubClassProc;
-#endif // 0
-
-WXDLLEXPORT_DATA(extern wxChar*) wxBuffer;
-
-WXDLLEXPORT_DATA(extern HINSTANCE) wxhInstance;
+WXDLLIMPEXP_DATA_BASE(extern HINSTANCE) wxhInstance;
 
 // ---------------------------------------------------------------------------
 // global functions
@@ -294,18 +480,21 @@ WXDLLEXPORT_DATA(extern HINSTANCE) wxhInstance;
 
 extern "C"
 {
-    WXDLLEXPORT HINSTANCE wxGetInstance();
+    WXDLLIMPEXP_BASE HINSTANCE wxGetInstance();
 }
 
-WXDLLEXPORT void wxSetInstance(HINSTANCE hInst);
+WXDLLIMPEXP_BASE void wxSetInstance(HINSTANCE hInst);
 
 #if wxUSE_GUI
 
-WXDLLEXPORT wxWindow* wxFindWinFromHandle(WXHWND hWnd);
+// 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 wxFillLogFont(LOGFONT *logFont, const wxFont *font);
 WXDLLEXPORT wxFont wxCreateFontFromLogFont(const LOGFONT *logFont);
+WXDLLEXPORT wxFontEncoding wxGetFontEncFromCharSet(int charset);
 
 WXDLLEXPORT void wxSliderEvent(WXHWND control, WXWORD wParam, WXWORD pos);
 WXDLLEXPORT void wxScrollBarEvent(WXHWND hbar, WXWORD wParam, WXWORD pos);
@@ -313,9 +502,6 @@ WXDLLEXPORT void wxScrollBarEvent(WXHWND hbar, WXWORD wParam, WXWORD pos);
 // Find maximum size of window/rectangle
 WXDLLEXPORT extern void wxFindMaxSize(WXHWND hwnd, RECT *rect);
 
-WXDLLEXPORT wxWindow* wxFindControlFromHandle(WXHWND hWnd);
-WXDLLEXPORT void wxAddControlHandle(WXHWND hWnd, wxWindow *item);
-
 // Safely get the window text (i.e. without using fixed size buffer)
 WXDLLEXPORT extern wxString wxGetWindowText(WXHWND hWnd);
 
@@ -326,13 +512,88 @@ WXDLLEXPORT extern wxString wxGetWindowClass(WXHWND hWnd);
 // is, for mainly historical reasons, signed)
 WXDLLEXPORT extern 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);
+
 // Does this window style specify any border?
 inline bool wxStyleHasBorder(long style)
 {
-  return (style & (wxSIMPLE_BORDER | wxRAISED_BORDER |
-                   wxSUNKEN_BORDER | wxDOUBLE_BORDER)) != 0;
+    return (style & (wxSIMPLE_BORDER | wxRAISED_BORDER |
+                     wxSUNKEN_BORDER | wxDOUBLE_BORDER)) != 0;
 }
 
+// ----------------------------------------------------------------------------
+// functions mapping HWND to wxWindow
+// ----------------------------------------------------------------------------
+
+// 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);
+
+// 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);
+
+// 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__
+
+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);
+}
+
+#endif // __WIN64__/__WIN32__
+
 #endif // wxUSE_GUI
 
 #endif