shimgvw.h File Reference

#include <windef.h>
#include <winbase.h>
#include <winnls.h>
#include <winreg.h>
#include <wingdi.h>
#include <wincon.h>
#include <objbase.h>
#include <gdiplus.h>
#include <shlwapi.h>
#include <strsafe.h>
#include <shobjidl.h>
#include <debug.h>
#include "resource.h"

Include dependency graph for shimgvw.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes
struct	SHIMGVW_SETTINGS
struct	tagSHIMGVW_FILENODE
struct	tagANIME

Macros
#define	WIN32_NO_STATUS
#define	_INC_WINDOWS
#define	COM_NO_WINDOWS_H
#define	INITGUID
#define	COBJMACROS
#define	WM_UPDATECOMMANDSTATE   (WM_APP + 0)
#define	WC_PREVIEW   L"ShImgVw:CPreviewWnd"
#define	WC_ZOOM   L"ShImgVw:CZoomWnd"

Typedefs
typedef struct tagSHIMGVW_FILENODE	SHIMGVW_FILENODE
typedef struct tagANIME	ANIME
typedef struct tagANIME *	PANIME

Functions
void	Anime_FreeInfo (PANIME pAnime)
BOOL	Anime_LoadInfo (PANIME pAnime)
void	Anime_SetTimerWnd (PANIME pAnime, HWND hwndTimer)
void	Anime_SetFrameIndex (PANIME pAnime, UINT nFrameIndex)
void	Anime_Start (PANIME pAnime, DWORD dwDelay)
void	Anime_Pause (PANIME pAnime)
BOOL	Anime_OnTimer (PANIME pAnime, WPARAM wParam)
void	DoShellContextMenuOnFile (HWND hwnd, PCWSTR File, LPARAM lParam)
void	EnableCommandIfVerbExists (UINT ImageId, HWND hwnd, UINT CmdId, PCWSTR Verb, PCWSTR File)
void	ShellExecuteVerb (HWND hwnd, PCWSTR Verb, PCWSTR File, BOOL Quit)
UINT	ErrorBox (HWND hwnd, UINT Error)
void	DisplayHelp (HWND hwnd)
static LPVOID	QuickAlloc (SIZE_T cbSize, BOOL bZero)
static VOID	QuickFree (LPVOID ptr)
static WORD	Swap16 (WORD v)
static UINT	Swap32 (UINT v)
static ULARGE_INTEGER	MakeULargeInteger (UINT64 value)
static HRESULT	SHIMGVW_HResultFromWin32 (DWORD hr)
static HRESULT	HResultFromGdiplus (Status status)

Variables
HINSTANCE	g_hInstance
GpImage *	g_pImage

Macro Definition Documentation

_INC_WINDOWS

#define _INC_WINDOWS

Definition at line 12 of file shimgvw.h.

COBJMACROS

#define COBJMACROS

Definition at line 15 of file shimgvw.h.

COM_NO_WINDOWS_H

#define COM_NO_WINDOWS_H

Definition at line 13 of file shimgvw.h.

INITGUID

#define INITGUID

Definition at line 14 of file shimgvw.h.

WC_PREVIEW

#define WC_PREVIEW   L"ShImgVw:CPreviewWnd"

Definition at line 54 of file shimgvw.h.

WC_ZOOM

#define WC_ZOOM   L"ShImgVw:CZoomWnd"

Definition at line 55 of file shimgvw.h.

WIN32_NO_STATUS

#define WIN32_NO_STATUS

Definition at line 11 of file shimgvw.h.

WM_UPDATECOMMANDSTATE

#define WM_UPDATECOMMANDSTATE   (WM_APP + 0)

Definition at line 33 of file shimgvw.h.

Typedef Documentation

ANIME

typedef struct tagANIME ANIME

PANIME

typedef struct tagANIME * PANIME

SHIMGVW_FILENODE

typedef struct tagSHIMGVW_FILENODE SHIMGVW_FILENODE

Function Documentation

Anime_FreeInfo()

void Anime_FreeInfo

(

PANIME

pAnime

)

Definition at line 12 of file anime.c.

{
    if (pAnime->m_pDelayItem)
    {
        QuickFree(pAnime->m_pDelayItem);
        pAnime->m_pDelayItem = NULL;
    }
    pAnime->m_nFrameIndex = 0;
    pAnime->m_nFrameCount = 0;
    pAnime->m_nLoopIndex = 0;
    pAnime->m_nLoopCount = (UINT)-1;
}

Referenced by Anime_LoadInfo(), and Preview_pFreeImage().

Anime_LoadInfo()

BOOL Anime_LoadInfo

(

PANIME

pAnime

)

Definition at line 89 of file anime.c.

{
    UINT nDimCount = 0;
    UINT cbItem;
    UINT result;
 
    Anime_Pause(pAnime);
    Anime_FreeInfo(pAnime);
 
    if (!g_pImage)
        return FALSE;
 
    GdipImageGetFrameDimensionsCount(g_pImage, &nDimCount);
    if (nDimCount)
    {
        GUID *dims = (GUID *)QuickAlloc(nDimCount * sizeof(GUID), TRUE);
        if (dims)
        {
            GdipImageGetFrameDimensionsList(g_pImage, dims, nDimCount);
            GdipImageGetFrameCount(g_pImage, dims, &result);
            pAnime->m_nFrameCount = result;
            QuickFree(dims);
        }
    }
 
    result = 0;
    GdipGetPropertyItemSize(g_pImage, PropertyTagFrameDelay, &result);
    cbItem = result;
    if (cbItem)
    {
        pAnime->m_pDelayItem = (PropertyItem *)QuickAlloc(cbItem, FALSE);
        GdipGetPropertyItem(g_pImage, PropertyTagFrameDelay, cbItem, pAnime->m_pDelayItem);
    }
 
    result = 0;
    GdipGetPropertyItemSize(g_pImage, PropertyTagLoopCount, &result);
    cbItem = result;
    if (cbItem)
    {
        PropertyItem *pItem = (PropertyItem *)QuickAlloc(cbItem, FALSE);
        if (pItem)
        {
            if (GdipGetPropertyItem(g_pImage, PropertyTagLoopCount, cbItem, pItem) == Ok)
            {
                pAnime->m_nLoopCount = *(WORD *)pItem->value;
            }
            QuickFree(pItem);
        }
    }
 
    Anime_Start(pAnime, 0);
 
    return pAnime->m_pDelayItem != NULL;
}

Referenced by Preview_pLoadImage().

Anime_OnTimer()

BOOL Anime_OnTimer	(	PANIME	pAnime,
		WPARAM	wParam
	)

Definition at line 76 of file anime.c.

{
    DWORD dwDelay;
 
    if (wParam != ANIME_TIMER_ID)
        return FALSE;
 
    Anime_Pause(pAnime);
    if (Anime_Step(pAnime, &dwDelay))
        Anime_Start(pAnime, dwDelay);
    return TRUE;
}

Referenced by ZoomWndProc().

Anime_Pause()

void Anime_Pause

(

PANIME

pAnime

)

Definition at line 30 of file anime.c.

{
    KillTimer(pAnime->m_hwndTimer, ANIME_TIMER_ID);
}

Referenced by Anime_LoadInfo(), Anime_OnTimer(), Preview_pSaveImage(), and Preview_pSaveImageAs().

Anime_SetFrameIndex()

void Anime_SetFrameIndex	(	PANIME	pAnime,
		UINT	nFrameIndex
	)

Definition at line 144 of file anime.c.

{
    if (nFrameIndex < pAnime->m_nFrameCount)
    {
        GUID guid = FrameDimensionTime;
        if (Ok != GdipImageSelectActiveFrame(g_pImage, &guid, nFrameIndex))
        {
            guid = FrameDimensionPage;
            GdipImageSelectActiveFrame(g_pImage, &guid, nFrameIndex);
        }
    }
    pAnime->m_nFrameIndex = nFrameIndex;
}

Referenced by Anime_Step().

Anime_SetTimerWnd()

void Anime_SetTimerWnd	(	PANIME	pAnime,
		HWND	hwndTimer
	)

Definition at line 25 of file anime.c.

{
    pAnime->m_hwndTimer = hwndTimer;
}

Referenced by Preview_OnCreate().

Anime_Start()

void Anime_Start	(	PANIME	pAnime,
		DWORD	dwDelay
	)

Definition at line 35 of file anime.c.

{
    if (pAnime->m_pDelayItem)
        SetTimer(pAnime->m_hwndTimer, ANIME_TIMER_ID, dwDelay, NULL);
}

Referenced by Anime_LoadInfo(), Anime_OnTimer(), Preview_pSaveImage(), and Preview_pSaveImageAs().

DisplayHelp()

void DisplayHelp

(

HWND

hwnd

)

Definition at line 253 of file util.c.

{
    ErrorBox(hwnd, ERROR_NOT_SUPPORTED);
}

Referenced by Preview_OnCommand().

DoShellContextMenuOnFile()

void DoShellContextMenuOnFile	(	HWND	hwnd,
		PCWSTR	File,
		LPARAM	lParam
	)

Definition at line 152 of file util.c.

{
    IContextMenu *pCM;
    HRESULT hr = GetUIObjectOfPath(hwnd, File, IID_PPV_ARG(IContextMenu, &pCM));
    if (SUCCEEDED(hr))
    {
        DoShellContextMenu(hwnd, pCM, File, lParam);
        IContextMenu_Release(pCM);
    }
}

Referenced by ZoomWndProc().

EnableCommandIfVerbExists()

void EnableCommandIfVerbExists	(	UINT	ImageId,
		HWND	hwnd,
		UINT	CmdId,
		PCWSTR	Verb,
		PCWSTR	File
	)

Definition at line 209 of file util.c.

{
    const SIZE_T cch = lstrlenW(File) + 1;
    ENABLECOMMANDDATA *pData = SHAlloc(FIELD_OFFSET(ENABLECOMMANDDATA, File[cch]));
    if (pData)
    {
        pData->hwnd = hwnd;
        pData->Verb = Verb; // Note: This assumes the string is valid for the lifetime of the thread.
        pData->CmdId = CmdId;
        pData->ImageId = ImageId;
        CopyMemory(pData->File, File, cch * sizeof(*File));
        SHCreateThread(EnableCommandIfVerbExistsProc, pData, CTF_COINIT | CTF_INSIST, NULL);
    }
}

Referenced by Preview_pLoadImage().

ErrorBox()

UINT ErrorBox	(	HWND	hwnd,
		UINT	Error
	)

Definition at line 16 of file misc.cpp.

{
    if (!Error)
        Error = ERROR_INTERNAL_ERROR; // Note: geninst.cpp depends on this
    WCHAR buf[400];
    UINT fmf = FORMAT_MESSAGE_IGNORE_INSERTS | FORMAT_MESSAGE_FROM_SYSTEM;
    FormatMessageW(fmf, NULL, Error, 0, buf, _countof(buf), NULL);
    MessageBoxW(hOwner, buf, 0, MB_OK | MB_ICONSTOP);
    return Error;
}

Referenced by DisplayHelp().

HResultFromGdiplus()

static HRESULT HResultFromGdiplus ( Status  status )

inlinestatic

Definition at line 119 of file shimgvw.h.

{
    switch ((UINT)status)
    {
        case Ok: return S_OK;
        case InvalidParameter: return E_INVALIDARG;
        case OutOfMemory: return E_OUTOFMEMORY;
        case NotImplemented: return HRESULT_FROM_WIN32(ERROR_CALL_NOT_IMPLEMENTED);
        case Win32Error: return SHIMGVW_HResultFromWin32(GetLastError());
        case FileNotFound: return HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
        case AccessDenied: return HRESULT_FROM_WIN32(ERROR_ACCESS_DENIED);
        case UnknownImageFormat: return HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
    }
    return E_FAIL;
}

Referenced by LoadImageFromStream().

MakeULargeInteger()

static ULARGE_INTEGER MakeULargeInteger ( UINT64  value )

inlinestatic

Definition at line 106 of file shimgvw.h.

{
    ULARGE_INTEGER ret;
    ret.QuadPart = value;
    return ret;
}

Referenced by LoadImageFromFileHandle().

QuickAlloc()

static LPVOID QuickAlloc ( SIZE_T  cbSize, BOOL  bZero  )

inlinestatic

Definition at line 82 of file shimgvw.h.

{
    return HeapAlloc(GetProcessHeap(), (bZero ? HEAP_ZERO_MEMORY : 0), cbSize);
}

Referenced by Anime_LoadInfo(), pBuildFileList(), Preview_OnCreate(), Preview_pSaveImage(), and Preview_pSaveImageAs().

QuickFree()

static VOID QuickFree ( LPVOID  ptr )

inlinestatic

Definition at line 87 of file shimgvw.h.

{
    HeapFree(GetProcessHeap(), 0, ptr);
}

Referenced by Anime_FreeInfo(), Anime_LoadInfo(), pBuildFileList(), pFreeFileList(), Preview_OnCreate(), Preview_OnDestroy(), Preview_pSaveImage(), and Preview_pSaveImageAs().

ShellExecuteVerb()

void ShellExecuteVerb	(	HWND	hwnd,
		PCWSTR	Verb,
		PCWSTR	File,
		BOOL	Quit
	)

Definition at line 225 of file util.c.

{
    SHELLEXECUTEINFOW sei = { sizeof(sei), SEE_MASK_INVOKEIDLIST | SEE_MASK_ASYNCOK };
    if (!*File)
        return;
 
    sei.hwnd = hwnd;
    sei.lpVerb = Verb;
    sei.lpFile = File;
    sei.nShow = SW_SHOW;
    if (!ShellExecuteExW(&sei))
    {
        DPRINT1("ShellExecuteExW(%ls, %ls) failed with code %ld\n", Verb, File, GetLastError());
    }
    else if (Quit)
    {
        // Destroy the window to quit the application
        DestroyWindow(hwnd);
    }
}

Referenced by Preview_Edit(), and Preview_pPrintImage().

SHIMGVW_HResultFromWin32()

static HRESULT SHIMGVW_HResultFromWin32 ( DWORD  hr )

inlinestatic

Definition at line 113 of file shimgvw.h.

{
     // HRESULT_FROM_WIN32 will evaluate its parameter twice, this function will not.
    return HRESULT_FROM_WIN32(hr);
}

Referenced by HResultFromGdiplus().

Swap16()

static WORD Swap16 ( WORD  v )

inlinestatic

Definition at line 92 of file shimgvw.h.

{
    return MAKEWORD(HIBYTE(v), LOBYTE(v));
}

Referenced by Swap32().

Swap32()

static UINT Swap32 ( UINT  v )

inlinestatic

Definition at line 97 of file shimgvw.h.

{
    return MAKELONG(Swap16(HIWORD(v)), Swap16(LOWORD(v)));
}

Variable Documentation

g_hInstance

HINSTANCE g_hInstance

extern

Definition at line 18 of file MainWindow.cpp.

g_pImage

GpImage* g_pImage

extern

Definition at line 35 of file shimgvw.c.

Referenced by Anime_LoadInfo(), Anime_SetFrameIndex(), Preview_OnCommand(), Preview_pFreeImage(), Preview_pLoadImage(), Preview_pSaveImage(), Preview_pSaveImageAs(), Preview_ResetZoom(), Preview_UpdateUI(), Preview_ZoomInOrOut(), ZoomWnd_OnDraw(), ZoomWnd_OnHVScroll(), and ZoomWnd_UpdateScroll().