win.c File Reference

#include "win.h"
#include "internal.h"
#include "platform.h"
#include "pugl/pugl.h"
#include <windows.h>
#include <windowsx.h>
#include <math.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <wctype.h>

Macros
#define	WM_MOUSEWHEEL   0x020A
#define	WM_MOUSEHWHEEL   0x020E
#define	WHEEL_DELTA   120
#define	GWLP_USERDATA   (-21)
#define	PUGL_LOCAL_CLOSE_MSG   (WM_USER + 50)
#define	PUGL_LOCAL_MARK_MSG   (WM_USER + 51)
#define	PUGL_LOCAL_CLIENT_MSG   (WM_USER + 52)
#define	PUGL_USER_TIMER_MIN   9470

Typedefs
typedef BOOL(WINAPI *	PFN_SetProcessDPIAware) (void)
typedef HRESULT(WINAPI *	PFN_GetProcessDpiAwareness) (HANDLE, DWORD *)
typedef HRESULT(WINAPI *	PFN_GetScaleFactorForMonitor) (HMONITOR, DWORD *)

Functions
LRESULT CALLBACK	wndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
static wchar_t *	puglUtf8ToWideChar (const char *const utf8)
static char *	puglWideCharToUtf8 (const wchar_t *const wstr, size_t *len)
static bool	puglRegisterWindowClass (const char *name)
static unsigned	puglWinGetWindowFlags (const PuglView *const view)
static unsigned	puglWinGetWindowExFlags (const PuglView *const view)
static double	puglWinGetViewScaleFactor (HWND hwnd)
PuglWorldInternals *	puglInitWorldInternals (PuglWorldType type, PuglWorldFlags PUGL_UNUSED(flags))
void *	puglGetNativeWorld (PuglWorld *PUGL_UNUSED(world))
PuglInternals *	puglInitViewInternals (PuglWorld *PUGL_UNUSED(world))
static PuglStatus	puglPollWinEvents (PuglWorld *world, const double timeout)
PuglStatus	puglRealize (PuglView *view)
PuglStatus	puglShow (PuglView *view)
PuglStatus	puglHide (PuglView *view)
	Hide the current window.
void	puglFreeViewInternals (PuglView *view)
	Destroy and free view internals (implemented once per platform).
void	puglFreeWorldInternals (PuglWorld *world)
	Destroy and free world internals (implemented once per platform).
static PuglKey	keySymToSpecial (WPARAM sym)
static uint32_t	getModifiers (void)
static void	initMouseEvent (PuglEvent *event, PuglView *view, int button, bool press, LPARAM lParam)
static void	initScrollEvent (PuglEvent *event, PuglView *view, LPARAM lParam)
static uint32_t	puglDecodeUTF16 (const wchar_t *buf, const int len)
	Return the code point for buf, or the replacement character on error.
static void	initKeyEvent (PuglKeyEvent *event, PuglView *view, bool press, WPARAM wParam, LPARAM lParam)
static void	initCharEvent (PuglEvent *event, PuglView *view, WPARAM wParam, LPARAM lParam)
static bool	ignoreKeyEvent (PuglView *view, LPARAM lParam)
static RECT	handleConfigure (PuglView *view, PuglEvent *event)
static void	handleCrossing (PuglView *view, const PuglEventType type, POINT pos)
static void	constrainAspect (const PuglView *const view, RECT *const size, const WPARAM wParam)
static LRESULT	handleMessage (PuglView *view, UINT message, WPARAM wParam, LPARAM lParam)
PuglStatus	puglGrabFocus (PuglView *view)
bool	puglHasFocus (const PuglView *view)
	Return whether View has the keyboard input focus.
PuglStatus	puglRequestAttention (PuglView *view)
PuglStatus	puglStartTimer (PuglView *view, uintptr_t id, double timeout)
PuglStatus	puglStopTimer (PuglView *view, uintptr_t id)
PuglStatus	puglSendEvent (PuglView *view, const PuglEvent *event)
PuglStatus	puglWaitForEvent (PuglView *PUGL_UNUSED(view))
static PuglStatus	puglDispatchViewEvents (PuglView *view)
static PuglStatus	puglDispatchWinEvents (PuglWorld *world)
PuglStatus	puglUpdate (PuglWorld *world, double timeout)
PuglStatus	puglProcessEvents (PuglView *view)
double	puglGetTime (const PuglWorld *world)
PuglStatus	puglPostRedisplay (PuglView *view)
PuglStatus	puglPostRedisplayRect (PuglView *view, const PuglRect rect)
PuglNativeView	puglGetNativeView (PuglView *view)
	Return the native window handle.
PuglStatus	puglSetWindowTitle (PuglView *view, const char *title)
static RECT	adjustedWindowRect (PuglView *const view, const long x, const long y, const long width, const long height)
double	puglGetScaleFactor (const PuglView *const view)
PuglStatus	puglSetFrame (PuglView *view, const PuglRect frame)
PuglStatus	puglSetPosition (PuglView *const view, const int x, const int y)
PuglStatus	puglSetSize (PuglView *const view, const unsigned width, const unsigned height)
PuglStatus	puglSetSizeHint (PuglView *const view, const PuglSizeHint hint, const PuglSpan width, const PuglSpan height)
PuglStatus	puglSetTransientParent (PuglView *view, PuglNativeView parent)
uint32_t	puglGetNumClipboardTypes (const PuglView *const PUGL_UNUSED(view))
const char *	puglGetClipboardType (const PuglView *const PUGL_UNUSED(view), const uint32_t typeIndex)
PuglStatus	puglAcceptOffer (PuglView *const view, const PuglDataOfferEvent *const PUGL_UNUSED(offer), const uint32_t typeIndex)
const void *	puglGetClipboard (PuglView *const view, const uint32_t typeIndex, size_t *const len)
PuglStatus	puglSetClipboard (PuglView *const view, const char *const type, const void *const data, const size_t len)
PuglStatus	puglPaste (PuglView *const view)
PuglStatus	puglSetCursor (PuglView *view, PuglCursor cursor)
PuglWinPFD	puglWinGetPixelFormatDescriptor (const PuglHints hints)
PuglStatus	puglWinCreateWindow (PuglView *const view, const char *const title, HWND *const hwnd, HDC *const hdc)
PuglStatus	puglWinConfigure (PuglView *view)
PuglStatus	puglWinEnter (PuglView *view, const PuglExposeEvent *expose)
PuglStatus	puglWinLeave (PuglView *view, const PuglExposeEvent *expose)

Variables
static const char *const	cursor_ids []

Macro Definition Documentation

GWLP_USERDATA

#define GWLP_USERDATA   (-21)

PUGL_LOCAL_CLIENT_MSG

#define PUGL_LOCAL_CLIENT_MSG   (WM_USER + 52)

PUGL_LOCAL_CLOSE_MSG

#define PUGL_LOCAL_CLOSE_MSG   (WM_USER + 50)

PUGL_LOCAL_MARK_MSG

#define PUGL_LOCAL_MARK_MSG   (WM_USER + 51)

PUGL_USER_TIMER_MIN

#define PUGL_USER_TIMER_MIN   9470

WHEEL_DELTA

#define WHEEL_DELTA   120

WM_MOUSEHWHEEL

#define WM_MOUSEHWHEEL   0x020E

WM_MOUSEWHEEL

#define WM_MOUSEWHEEL   0x020A

Typedef Documentation

PFN_GetProcessDpiAwareness

typedef HRESULT(WINAPI * PFN_GetProcessDpiAwareness) (HANDLE, DWORD *)

PFN_GetScaleFactorForMonitor

typedef HRESULT(WINAPI * PFN_GetScaleFactorForMonitor) (HMONITOR, DWORD *)

PFN_SetProcessDPIAware

typedef BOOL(WINAPI * PFN_SetProcessDPIAware) (void)

Function Documentation

adjustedWindowRect()

RECT adjustedWindowRect ( PuglView *const view, const long x, const long y, const long width, const long height )

static

constrainAspect()

void constrainAspect ( const PuglView *const view, RECT *const size, const WPARAM wParam )

static

getModifiers()

uint32_t getModifiers ( void )

static

handleConfigure()

RECT handleConfigure ( PuglView * view, PuglEvent * event )

static

handleCrossing()

void handleCrossing ( PuglView * view, const PuglEventType type, POINT pos )

static

handleMessage()

LRESULT handleMessage ( PuglView * view, UINT message, WPARAM wParam, LPARAM lParam )

static

ignoreKeyEvent()

bool ignoreKeyEvent ( PuglView * view, LPARAM lParam )

static

initCharEvent()

void initCharEvent ( PuglEvent * event, PuglView * view, WPARAM wParam, LPARAM lParam )

static

initKeyEvent()

void initKeyEvent ( PuglKeyEvent * event, PuglView * view, bool press, WPARAM wParam, LPARAM lParam )

static

initMouseEvent()

void initMouseEvent ( PuglEvent * event, PuglView * view, int button, bool press, LPARAM lParam )

static

initScrollEvent()

void initScrollEvent ( PuglEvent * event, PuglView * view, LPARAM lParam )

static

keySymToSpecial()

PuglKey keySymToSpecial ( WPARAM sym )

static

puglAcceptOffer()

PuglStatus puglAcceptOffer	(	PuglView *const	view,
		const PuglDataOfferEvent *const	PUGL_UNUSEDoffer,
		const uint32_t	typeIndex )

puglDecodeUTF16()

uint32_t puglDecodeUTF16 ( const wchar_t * buf, const int len )

static

Return the code point for buf, or the replacement character on error.

puglDispatchViewEvents()

PuglStatus puglDispatchViewEvents ( PuglView * view )

static

puglDispatchWinEvents()

PuglStatus puglDispatchWinEvents ( PuglWorld * world )

static

puglFreeViewInternals()

void puglFreeViewInternals

(

PuglView *

view

)

Destroy and free view internals (implemented once per platform).

puglFreeWorldInternals()

void puglFreeWorldInternals

(

PuglWorld *

world

)

Destroy and free world internals (implemented once per platform).

puglGetClipboardType()

const char * puglGetClipboardType	(	const PuglView *const	PUGL_UNUSEDview,
		const uint32_t	typeIndex )

puglGetNativeWorld()

void * puglGetNativeWorld

(

PuglWorld *

PUGL_UNUSEDworld

)

puglGetNumClipboardTypes()

uint32_t puglGetNumClipboardTypes

(

const PuglView *const

PUGL_UNUSEDview

)

puglInitViewInternals()

PuglInternals * puglInitViewInternals

(

PuglWorld *

PUGL_UNUSEDworld

)

puglInitWorldInternals()

PuglWorldInternals * puglInitWorldInternals	(	PuglWorldType	type,
		PuglWorldFlags	PUGL_UNUSEDflags )

puglPollWinEvents()

PuglStatus puglPollWinEvents ( PuglWorld * world, const double timeout )

static

puglRegisterWindowClass()

bool puglRegisterWindowClass ( const char * name )

static

puglUtf8ToWideChar()

wchar_t * puglUtf8ToWideChar ( const char *const utf8 )

static

puglWaitForEvent()

PuglStatus puglWaitForEvent

(

PuglView *

PUGL_UNUSEDview

)

puglWideCharToUtf8()

char * puglWideCharToUtf8 ( const wchar_t *const wstr, size_t * len )

static

puglWinConfigure()

PuglStatus puglWinConfigure

(

PuglView *

view

)

puglWinCreateWindow()

PuglStatus puglWinCreateWindow	(	PuglView *const	view,
		const char *const	title,
		HWND *const	hwnd,
		HDC *const	hdc )

puglWinEnter()

PuglStatus puglWinEnter	(	PuglView *	view,
		const PuglExposeEvent *	expose )

puglWinGetPixelFormatDescriptor()

PuglWinPFD puglWinGetPixelFormatDescriptor

(

const PuglHints

hints

)

puglWinGetViewScaleFactor()

double puglWinGetViewScaleFactor ( HWND hwnd )

static

puglWinGetWindowExFlags()

unsigned puglWinGetWindowExFlags ( const PuglView *const view )

static

puglWinGetWindowFlags()

unsigned puglWinGetWindowFlags ( const PuglView *const view )

static

puglWinLeave()

PuglStatus puglWinLeave	(	PuglView *	view,
		const PuglExposeEvent *	expose )

wndProc()

LRESULT CALLBACK wndProc	(	HWND	hwnd,
		UINT	message,
		WPARAM	wParam,
		LPARAM	lParam )

Variable Documentation

cursor_ids

const char* const cursor_ids[]

static

Initial value:

                                   = {
  IDC_ARROW,    
  IDC_IBEAM,    
  IDC_CROSS,    
  IDC_HAND,     
  IDC_NO,       
  IDC_SIZEWE,   
  IDC_SIZENS,   
  IDC_SIZENWSE, 
  IDC_SIZENESW, 
}