source: trunk/src/gui/kernel/qwindowdefs_pm.h@ 1006

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#ifndef QWINDOWDEFS_PM_H
#define QWINDOWDEFS_PM_H

#include <QtCore/qglobal.h>
#include <QtCore/qstring.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

QT_END_NAMESPACE

// common typedefs from os2.h to avoid inclusion of qt_os2.h in public headers
typedef long LONG;
typedef unsigned long ULONG;
typedef unsigned short USHORT;
typedef unsigned long LHANDLE;
typedef LHANDLE HWND;
typedef LHANDLE HPS;
typedef LHANDLE HBITMAP;
typedef LHANDLE HPOINTER;
typedef LHANDLE HRGN;
typedef struct _QMSG QMSG;
typedef void *MRESULT;

typedef struct _RECTL RECTL;
typedef RECTL *PRECTL;

typedef HWND WId;

#define NULLHANDLE ((LHANDLE)0)

// constants to address extra window data (nothing so far)
#define QT_EXTRAWINDATASIZE     (sizeof(LONG) * 0)

QT_BEGIN_NAMESPACE

class QWidget;

Q_GUI_EXPORT HPS qt_display_ps();

Q_GUI_EXPORT int qt_display_width();
Q_GUI_EXPORT int qt_display_height();

Q_GUI_EXPORT QWidget *qt_widget_from_hwnd(HWND hwnd);

/** \internal flags for qt_WinProcessWindowObstacles() */
enum {
    PWO_Children = 0x01,
    PWO_Sibings = 0x02,
    PWO_Ancestors = 0x04,
    PWO_Screen = 0x08,
    PWO_TopLevel = 0x80000000,
    // PWO_Default is suitable in most cases (for simple paint operations)
    PWO_Default = PWO_Children | PWO_Sibings | PWO_Ancestors | PWO_Screen,
};

Q_GUI_EXPORT LONG qt_WinProcessWindowObstacles(HWND hwnd, RECTL *prcl, HRGN hrgn,
                                               LONG op, LONG flags = PWO_Default);

// QDebug helpers for debugging various API types

// don't drag qdebug.h but require it to be included first
#if defined(QDEBUG_H) && !defined(QT_NO_DEBUG_STREAM)

struct QDebugHWND { HWND hwnd; };
inline QDebugHWND qDebugHWND(HWND hwnd) { QDebugHWND d = { hwnd }; return d; }
Q_GUI_EXPORT QDebug operator<<(QDebug debug, const QDebugHWND &d);

struct QDebugHRGN { HRGN hrgn; };
inline QDebugHRGN qDebugHRGN(HRGN hrgn) { QDebugHRGN d = { hrgn }; return d; }
Q_GUI_EXPORT QDebug operator<<(QDebug debug, const QDebugHRGN &d);

// the following declarations require OS/2 types not defined here,
// don't drag them in as well but require qt_os2.h to be included first
#if defined(QT_OS2_H)

Q_GUI_EXPORT QDebug operator<<(QDebug debug, const RECTL &rcl);
Q_GUI_EXPORT QDebug operator<<(QDebug debug, const SWP &swp);
Q_GUI_EXPORT QDebug operator<<(QDebug debug, const QMSG &qmsg);

#endif // defined(QT_OS2_H)

#endif // defined(QDEBUG_H) && !defined(QT_NO_DEBUG_STREAM)

QT_END_NAMESPACE

QT_END_HEADER

#endif // QWINDOWDEFS_PM_H