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Helpers.c
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Helpers.c
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/******************************************************************************
*
*
* Notepad2
*
* Helpers.c
* General helper functions
* Parts taken from SciTE, (c) Neil Hodgson, http://www.scintilla.org
* MinimizeToTray (c) 2000 Matthew Ellis
*
* See Readme.txt for more information about this source code.
* Please send me your comments to this work.
*
* See License.txt for details about distribution and modification.
*
* (c) Florian Balmer 1996-2010
* florian.balmer@gmail.com
* http://www.flos-freeware.ch
*
*
******************************************************************************/
#define _WIN32_WINNT 0x501
#include <windows.h>
#include <shlobj.h>
#include <shlwapi.h>
#include <commctrl.h>
#include <uxtheme.h>
#include <stdio.h>
#include <string.h>
#include "helpers.h"
#include "resource.h"
//=============================================================================
//
// Manipulation of (cached) ini file sections
//
int IniSectionGetString(
LPCWSTR lpCachedIniSection,
LPCWSTR lpName,
LPCWSTR lpDefault,
LPWSTR lpReturnedString,
int cchReturnedString)
{
WCHAR *p = (WCHAR *)lpCachedIniSection;
WCHAR tch[256];
int ich;
if (p) {
lstrcpy(tch,lpName);
lstrcat(tch,L"=");
ich = lstrlen(tch);
while (*p) {
if (StrCmpNI(p,tch,ich) == 0) {
lstrcpyn(lpReturnedString,p + ich,cchReturnedString);
return(lstrlen(lpReturnedString));
}
else
p = StrEnd(p) + 1;
}
}
lstrcpyn(lpReturnedString,lpDefault,cchReturnedString);
return(lstrlen(lpReturnedString));
}
int IniSectionGetInt(
LPCWSTR lpCachedIniSection,
LPCWSTR lpName,
int iDefault)
{
WCHAR *p = (WCHAR *)lpCachedIniSection;
WCHAR tch[256];
int ich;
int i;
if (p) {
lstrcpy(tch,lpName);
lstrcat(tch,L"=");
ich = lstrlen(tch);
while (*p) {
if (StrCmpNI(p,tch,ich) == 0) {
if (swscanf(p + ich,L"%i",&i) == 1)
return(i);
else
return(iDefault);
}
else
p = StrEnd(p) + 1;
}
}
return(iDefault);
}
BOOL IniSectionSetString(LPWSTR lpCachedIniSection,LPCWSTR lpName,LPCWSTR lpString)
{
WCHAR tch[32+512*3+32];
WCHAR *p = lpCachedIniSection;
if (p) {
while (*p) {
p = StrEnd(p) + 1;
}
wsprintf(tch,L"%s=%s",lpName,lpString);
lstrcpy(p,tch);
p = StrEnd(p) + 1;
*p = 0;
return(TRUE);
}
return(FALSE);
}
//=============================================================================
//
// BeginWaitCursor()
//
void BeginWaitCursor()
{
DestroyCursor(
SetCursor(
LoadCursor(NULL,IDC_WAIT)));
}
//=============================================================================
//
// EndWaitCursor()
//
void EndWaitCursor()
{
DestroyCursor(
SetCursor(
LoadCursor(NULL,IDC_ARROW)));
}
//=============================================================================
//
// PrivateIsAppThemed()
//
extern HMODULE hModUxTheme;
BOOL PrivateIsAppThemed()
{
FARPROC pfnIsAppThemed;
BOOL bIsAppThemed = FALSE;
if (hModUxTheme) {
pfnIsAppThemed = GetProcAddress(hModUxTheme,"IsAppThemed");
if (pfnIsAppThemed)
bIsAppThemed = pfnIsAppThemed();
}
return bIsAppThemed;
}
//=============================================================================
//
// PrivateSetCurrentProcessExplicitAppUserModelID()
//
HRESULT PrivateSetCurrentProcessExplicitAppUserModelID(PCWSTR AppID)
{
FARPROC pfnSetCurrentProcessExplicitAppUserModelID;
if (lstrlen(AppID) == 0)
return(S_OK);
if (lstrcmpi(AppID,L"(default)") == 0)
return(S_OK);
pfnSetCurrentProcessExplicitAppUserModelID =
GetProcAddress(GetModuleHandleA("shell32.dll"),"SetCurrentProcessExplicitAppUserModelID");
if (pfnSetCurrentProcessExplicitAppUserModelID)
return(pfnSetCurrentProcessExplicitAppUserModelID(AppID));
else
return(S_OK);
}
//=============================================================================
//
// IsElevated()
//
BOOL IsElevated() {
BOOL bIsElevated = FALSE;
HANDLE hToken = NULL;
if (!IsVista())
return(FALSE);
if (OpenProcessToken(GetCurrentProcess(),TOKEN_QUERY,&hToken)) {
struct {
DWORD TokenIsElevated;
} /*TOKEN_ELEVATION*/te;
DWORD dwReturnLength = 0;
if (GetTokenInformation(hToken,/*TokenElevation*/20,&te,sizeof(te),&dwReturnLength)) {
if (dwReturnLength == sizeof(te))
bIsElevated = te.TokenIsElevated;
}
CloseHandle( hToken );
}
return bIsElevated;
}
//=============================================================================
//
// SetExplorerTheme()
//
//BOOL SetExplorerTheme(HWND hwnd)
//{
// FARPROC pfnSetWindowTheme;
//
// if (IsVista()) {
// if (hModUxTheme) {
// pfnSetWindowTheme = GetProcAddress(hModUxTheme,"SetWindowTheme");
//
// if (pfnSetWindowTheme)
// return (S_OK == pfnSetWindowTheme(hwnd,L"Explorer",NULL));
// }
// }
// return FALSE;
//}
//=============================================================================
//
// VerifyContrast()
// Check if two colors can be distinguished
//
BOOL VerifyContrast(COLORREF cr1,COLORREF cr2)
{
BYTE r1 = GetRValue(cr1);
BYTE g1 = GetGValue(cr1);
BYTE b1 = GetBValue(cr1);
BYTE r2 = GetRValue(cr2);
BYTE g2 = GetGValue(cr2);
BYTE b2 = GetBValue(cr2);
return(
((abs((3*r1 + 5*g1 + 1*b1) - (3*r2 + 6*g2 + 1*b2))) >= 400) ||
((abs(r1-r2) + abs(b1-b2) + abs(g1-g2)) >= 400));
}
//=============================================================================
//
// SetWindowTitle()
//
BOOL bFreezeAppTitle = FALSE;
BOOL SetWindowTitle(HWND hwnd,UINT uIDAppName,BOOL bIsElevated,UINT uIDUntitled,
LPCWSTR lpszFile,int iFormat,BOOL bModified,
UINT uIDReadOnly,BOOL bReadOnly,LPCWSTR lpszExcerpt)
{
WCHAR szUntitled[128];
WCHAR szExcrptQuot[256];
WCHAR szExcrptFmt[32];
WCHAR szAppName[128];
WCHAR szElevatedAppName[128];
WCHAR szReadOnly[32];
WCHAR szTitle[512];
static const WCHAR *pszSep = L" - ";
static const WCHAR *pszMod = L"* ";
if (bFreezeAppTitle)
return FALSE;
if (!GetString(uIDAppName,szAppName,COUNTOF(szAppName)) ||
!GetString(uIDUntitled,szUntitled,COUNTOF(szUntitled)))
return FALSE;
if (bIsElevated) {
FormatString(szElevatedAppName,COUNTOF(szElevatedAppName),IDS_APPTITLE_ELEVATED,szAppName);
StrCpyN(szAppName,szElevatedAppName,COUNTOF(szAppName));
}
if (bModified)
lstrcpy(szTitle,pszMod);
else
lstrcpy(szTitle,L"");
if (lstrlen(lpszExcerpt)) {
GetString(IDS_TITLEEXCERPT,szExcrptFmt,COUNTOF(szExcrptFmt));
wsprintf(szExcrptQuot,szExcrptFmt,lpszExcerpt);
StrCat(szTitle,szExcrptQuot);
}
else if (lstrlen(lpszFile))
{
if (iFormat < 2 && !PathIsRoot(lpszFile))
{
SHFILEINFO shfi;
if (SHGetFileInfo2(lpszFile,0,&shfi,sizeof(SHFILEINFO),SHGFI_DISPLAYNAME))
lstrcat(szTitle,shfi.szDisplayName);
else
lstrcat(szTitle,PathFindFileName(lpszFile));
if (iFormat == 1) {
WCHAR tchPath[MAX_PATH];
StrCpyN(tchPath,lpszFile,COUNTOF(tchPath));
PathRemoveFileSpec(tchPath);
StrCat(szTitle,L" [");
StrCat(szTitle,tchPath);
StrCat(szTitle,L"]");
}
}
else
lstrcat(szTitle,lpszFile);
}
else
lstrcat(szTitle,szUntitled);
if (bReadOnly && GetString(uIDReadOnly,szReadOnly,COUNTOF(szReadOnly)))
{
lstrcat(szTitle,L" ");
lstrcat(szTitle,szReadOnly);
}
lstrcat(szTitle,pszSep);
lstrcat(szTitle,szAppName);
return SetWindowText(hwnd,szTitle);
}
//=============================================================================
//
// SetWindowTransparentMode()
//
void SetWindowTransparentMode(HWND hwnd,BOOL bTransparentMode)
{
FARPROC fp;
int iAlphaPercent;
BYTE bAlpha;
if (bTransparentMode) {
if (fp = GetProcAddress(GetModuleHandle(L"User32"),"SetLayeredWindowAttributes")) {
SetWindowLong(hwnd,GWL_EXSTYLE,
GetWindowLong(hwnd,GWL_EXSTYLE) | WS_EX_LAYERED);
// get opacity level from registry
iAlphaPercent = IniGetInt(L"Settings2",L"OpacityLevel",75);
if (iAlphaPercent < 0 || iAlphaPercent > 100)
iAlphaPercent = 75;
bAlpha = iAlphaPercent * 255 / 100;
fp(hwnd,0,bAlpha,LWA_ALPHA);
}
}
else
SetWindowLong(hwnd,GWL_EXSTYLE,
GetWindowLong(hwnd,GWL_EXSTYLE) & ~WS_EX_LAYERED);
}
//=============================================================================
//
// CenterDlgInParent()
//
void CenterDlgInParent(HWND hDlg)
{
RECT rcDlg;
HWND hParent;
RECT rcParent;
MONITORINFO mi;
HMONITOR hMonitor;
int xMin, yMin, xMax, yMax, x, y;
GetWindowRect(hDlg,&rcDlg);
hParent = GetParent(hDlg);
GetWindowRect(hParent,&rcParent);
hMonitor = MonitorFromRect(&rcParent,MONITOR_DEFAULTTONEAREST);
mi.cbSize = sizeof(mi);
GetMonitorInfo(hMonitor,&mi);
xMin = mi.rcWork.left;
yMin = mi.rcWork.top;
xMax = (mi.rcWork.right) - (rcDlg.right - rcDlg.left);
yMax = (mi.rcWork.bottom) - (rcDlg.bottom - rcDlg.top);
if ((rcParent.right - rcParent.left) - (rcDlg.right - rcDlg.left) > 20)
x = rcParent.left + (((rcParent.right - rcParent.left) - (rcDlg.right - rcDlg.left)) / 2);
else
x = rcParent.left + 70;
if ((rcParent.bottom - rcParent.top) - (rcDlg.bottom - rcDlg.top) > 20)
y = rcParent.top + (((rcParent.bottom - rcParent.top) - (rcDlg.bottom - rcDlg.top)) / 2);
else
y = rcParent.top + 60;
SetWindowPos(hDlg,NULL,max(xMin,min(xMax,x)),max(yMin,min(yMax,y)),0,0,SWP_NOZORDER|SWP_NOSIZE);
}
//=============================================================================
//
// GetDlgPos()
//
void GetDlgPos(HWND hDlg,LPINT xDlg,LPINT yDlg)
{
RECT rcDlg;
HWND hParent;
RECT rcParent;
GetWindowRect(hDlg,&rcDlg);
hParent = GetParent(hDlg);
GetWindowRect(hParent,&rcParent);
// return positions relative to parent window
*xDlg = rcDlg.left - rcParent.left;
*yDlg = rcDlg.top - rcParent.top;
}
//=============================================================================
//
// SetDlgPos()
//
void SetDlgPos(HWND hDlg,int xDlg,int yDlg)
{
RECT rcDlg;
HWND hParent;
RECT rcParent;
MONITORINFO mi;
HMONITOR hMonitor;
int xMin, yMin, xMax, yMax, x, y;
GetWindowRect(hDlg,&rcDlg);
hParent = GetParent(hDlg);
GetWindowRect(hParent,&rcParent);
hMonitor = MonitorFromRect(&rcParent,MONITOR_DEFAULTTONEAREST);
mi.cbSize = sizeof(mi);
GetMonitorInfo(hMonitor,&mi);
xMin = mi.rcWork.left;
yMin = mi.rcWork.top;
xMax = (mi.rcWork.right) - (rcDlg.right - rcDlg.left);
yMax = (mi.rcWork.bottom) - (rcDlg.bottom - rcDlg.top);
// desired positions relative to parent window
x = rcParent.left + xDlg;
y = rcParent.top + yDlg;
SetWindowPos(hDlg,NULL,max(xMin,min(xMax,x)),max(yMin,min(yMax,y)),0,0,SWP_NOZORDER|SWP_NOSIZE);
}
//=============================================================================
//
// Resize Dialog Helpers()
//
typedef struct _resizedlg {
int cxClient;
int cyClient;
int cxFrame;
int cyFrame;
int mmiPtMinX;
int mmiPtMinY;
} RESIZEDLG, *PRESIZEDLG;
void ResizeDlg_Init(HWND hwnd,int cxFrame,int cyFrame,int nIdGrip)
{
RECT rc;
WCHAR wch[64];
int cGrip;
RESIZEDLG *pm = LocalAlloc(LPTR,sizeof(RESIZEDLG));
GetClientRect(hwnd,&rc);
pm->cxClient = rc.right - rc.left;
pm->cyClient = rc.bottom - rc.top;
pm->cxFrame = cxFrame;
pm->cyFrame = cyFrame;
AdjustWindowRectEx(&rc,GetWindowLongPtr(hwnd,GWL_STYLE)|WS_THICKFRAME,FALSE,0);
pm->mmiPtMinX = rc.right-rc.left;
pm->mmiPtMinY = rc.bottom-rc.top;
if (pm->cxFrame < (rc.right-rc.left))
pm->cxFrame = rc.right-rc.left;
if (pm->cyFrame < (rc.bottom-rc.top))
pm->cyFrame = rc.bottom-rc.top;
SetProp(hwnd,L"ResizeDlg",(HANDLE)pm);
SetWindowPos(hwnd,NULL,rc.left,rc.top,pm->cxFrame,pm->cyFrame,SWP_NOZORDER);
SetWindowLongPtr(hwnd,GWL_STYLE,GetWindowLongPtr(hwnd,GWL_STYLE)|WS_THICKFRAME);
SetWindowPos(hwnd,NULL,0,0,0,0,SWP_NOZORDER|SWP_NOMOVE|SWP_NOSIZE|SWP_FRAMECHANGED);
GetMenuString(GetSystemMenu(GetParent(hwnd),FALSE),SC_SIZE,wch,COUNTOF(wch),MF_BYCOMMAND);
InsertMenu(GetSystemMenu(hwnd,FALSE),SC_CLOSE,MF_BYCOMMAND|MF_STRING|MF_ENABLED,SC_SIZE,wch);
InsertMenu(GetSystemMenu(hwnd,FALSE),SC_CLOSE,MF_BYCOMMAND|MF_SEPARATOR,0,NULL);
SetWindowLongPtr(GetDlgItem(hwnd,nIdGrip),GWL_STYLE,
GetWindowLongPtr(GetDlgItem(hwnd,nIdGrip),GWL_STYLE)|SBS_SIZEGRIP|WS_CLIPSIBLINGS);
cGrip = GetSystemMetrics(SM_CXHTHUMB);
SetWindowPos(GetDlgItem(hwnd,nIdGrip),NULL,pm->cxClient-cGrip,pm->cyClient-cGrip,cGrip,cGrip,SWP_NOZORDER);
}
void ResizeDlg_Destroy(HWND hwnd,int *cxFrame,int *cyFrame)
{
RECT rc;
PRESIZEDLG pm = GetProp(hwnd,L"ResizeDlg");
GetWindowRect(hwnd,&rc);
*cxFrame = rc.right-rc.left;
*cyFrame = rc.bottom-rc.top;
RemoveProp(hwnd,L"ResizeDlg");
LocalFree(pm);
}
void ResizeDlg_Size(HWND hwnd,LPARAM lParam,int *cx,int *cy)
{
PRESIZEDLG pm = GetProp(hwnd,L"ResizeDlg");
*cx = LOWORD(lParam) - pm->cxClient;
*cy = HIWORD(lParam) - pm->cyClient;
pm->cxClient = LOWORD(lParam);
pm->cyClient = HIWORD(lParam);
}
void ResizeDlg_GetMinMaxInfo(HWND hwnd,LPARAM lParam)
{
PRESIZEDLG pm = GetProp(hwnd,L"ResizeDlg");
LPMINMAXINFO lpmmi = (LPMINMAXINFO)lParam;
lpmmi->ptMinTrackSize.x = pm->mmiPtMinX;
lpmmi->ptMinTrackSize.y = pm->mmiPtMinY;
}
HDWP DeferCtlPos(HDWP hdwp,HWND hwndDlg,int nCtlId,int dx,int dy,UINT uFlags)
{
RECT rc;
HWND hwndCtl = GetDlgItem(hwndDlg,nCtlId);
GetWindowRect(hwndCtl,&rc);
MapWindowPoints(NULL,hwndDlg,(LPPOINT)&rc,2);
if (uFlags & SWP_NOSIZE)
return(DeferWindowPos(hdwp,hwndCtl,NULL,rc.left+dx,rc.top+dy,0,0,SWP_NOZORDER|SWP_NOSIZE));
else
return(DeferWindowPos(hdwp,hwndCtl,NULL,0,0,rc.right-rc.left+dx,rc.bottom-rc.top+dy,SWP_NOZORDER|SWP_NOMOVE));
}
//=============================================================================
//
// MakeBitmapButton()
//
void MakeBitmapButton(HWND hwnd,int nCtlId,HINSTANCE hInstance,UINT uBmpId)
{
HWND hwndCtl = GetDlgItem(hwnd,nCtlId);
BITMAP bmp;
BUTTON_IMAGELIST bi;
HBITMAP hBmp = LoadImage(hInstance,MAKEINTRESOURCE(uBmpId),IMAGE_BITMAP,0,0,LR_CREATEDIBSECTION);
GetObject(hBmp,sizeof(BITMAP),&bmp);
bi.himl = ImageList_Create(bmp.bmWidth,bmp.bmHeight,ILC_COLOR32|ILC_MASK,1,0);
ImageList_AddMasked(bi.himl,hBmp,CLR_DEFAULT);
DeleteObject(hBmp);
SetRect(&bi.margin,0,0,0,0);
bi.uAlign = BUTTON_IMAGELIST_ALIGN_CENTER;
SendMessage(hwndCtl,BCM_SETIMAGELIST,0,(LPARAM)&bi);
}
//=============================================================================
//
// MakeColorPickButton()
//
void MakeColorPickButton(HWND hwnd,int nCtlId,HINSTANCE hInstance,COLORREF crColor)
{
HWND hwndCtl = GetDlgItem(hwnd,nCtlId);
BUTTON_IMAGELIST bi;
HIMAGELIST himlOld = NULL;
HBITMAP hBmp;
COLORMAP colormap[2];
if (SendMessage(hwndCtl,BCM_GETIMAGELIST,0,(LPARAM)&bi))
himlOld = bi.himl;
if (IsWindowEnabled(hwndCtl) && crColor != -1) {
colormap[0].from = RGB(0x00,0x00,0x00);
colormap[0].to = GetSysColor(COLOR_3DSHADOW);
}
else {
colormap[0].from = RGB(0x00,0x00,0x00);
colormap[0].to = RGB(0xFF,0xFF,0xFF);
}
if (IsWindowEnabled(hwndCtl) && crColor != -1) {
if (crColor == RGB(0xFF,0xFF,0xFF))
crColor = RGB(0xFF,0xFF,0xFE);
colormap[1].from = RGB(0xFF,0xFF,0xFF);
colormap[1].to = crColor;
}
else {
colormap[1].from = RGB(0xFF,0xFF,0xFF);
colormap[1].to = RGB(0xFF,0xFF,0xFF);
}
hBmp = CreateMappedBitmap(hInstance,IDB_PICK,0,colormap,2);
bi.himl = ImageList_Create(10,10,ILC_COLORDDB|ILC_MASK,1,0);
ImageList_AddMasked(bi.himl,hBmp,RGB(0xFF,0xFF,0xFF));
DeleteObject(hBmp);
SetRect(&bi.margin,0,0,4,0);
bi.uAlign = BUTTON_IMAGELIST_ALIGN_RIGHT;
SendMessage(hwndCtl,BCM_SETIMAGELIST,0,(LPARAM)&bi);
InvalidateRect(hwndCtl,NULL,TRUE);
if (himlOld)
ImageList_Destroy(himlOld);
}
//=============================================================================
//
// DeleteBitmapButton()
//
void DeleteBitmapButton(HWND hwnd,int nCtlId)
{
HWND hwndCtl = GetDlgItem(hwnd,nCtlId);
BUTTON_IMAGELIST bi;
if (SendMessage(hwndCtl,BCM_GETIMAGELIST,0,(LPARAM)&bi))
ImageList_Destroy(bi.himl);
}
//=============================================================================
//
// StatusSetText()
//
BOOL StatusSetText(HWND hwnd,UINT nPart,LPCWSTR lpszText)
{
UINT uFlags = (nPart == 255) ? nPart|SBT_NOBORDERS : nPart;
return SendMessage(hwnd,SB_SETTEXT,uFlags,(LPARAM)lpszText);
}
//=============================================================================
//
// SendWMSize()
//
LRESULT SendWMSize(HWND hwnd)
{
RECT rc; GetClientRect(hwnd,&rc);
return(SendMessage(hwnd,WM_SIZE,SIZE_RESTORED,
MAKELPARAM(rc.right,rc.bottom)));
}
//=============================================================================
//
// StatusSetTextID()
//
BOOL StatusSetTextID(HWND hwnd,UINT nPart,UINT uID)
{
WCHAR szText[256];
UINT uFlags = (nPart == 255) ? nPart|SBT_NOBORDERS : nPart;
if (!uID)
{
SendMessage(hwnd,SB_SETTEXT,uFlags,0);
return TRUE;
}
if (!GetString(uID,szText,256))
return FALSE;
return SendMessage(hwnd,SB_SETTEXT,uFlags,(LPARAM)szText);
}
//=============================================================================
//
// StatusCalcPaneWidth()
//
int StatusCalcPaneWidth(HWND hwnd,LPCWSTR lpsz)
{
SIZE size;
HDC hdc = GetDC(hwnd);
HFONT hfont = (HFONT)SendMessage(hwnd,WM_GETFONT,0,0);
HFONT hfold = SelectObject(hdc,hfont);
int mmode = SetMapMode(hdc,MM_TEXT);
GetTextExtentPoint32(hdc,lpsz,lstrlen(lpsz),&size);
SetMapMode(hdc,mmode);
SelectObject(hdc,hfold);
ReleaseDC(hwnd,hdc);
return(size.cx + 9);
}
//=============================================================================
//
// Toolbar_Get/SetButtons()
//
int Toolbar_GetButtons(HWND hwnd,int cmdBase,LPWSTR lpszButtons,int cchButtons)
{
WCHAR tchButtons[512];
WCHAR tchItem[32];
int i,c;
TBBUTTON tbb;
lstrcpy(tchButtons,L"");
c = min(50,SendMessage(hwnd,TB_BUTTONCOUNT,0,0));
for (i = 0; i < c; i++) {
SendMessage(hwnd,TB_GETBUTTON,(WPARAM)i,(LPARAM)&tbb);
wsprintf(tchItem,L"%i ",
(tbb.idCommand==0)?0:tbb.idCommand-cmdBase+1);
lstrcat(tchButtons,tchItem);
}
TrimString(tchButtons);
lstrcpyn(lpszButtons,tchButtons,cchButtons);
return(c);
}
int Toolbar_SetButtons(HWND hwnd,int cmdBase,LPCWSTR lpszButtons,LPCTBBUTTON ptbb,int ctbb)
{
WCHAR tchButtons[512];
WCHAR *p;
int i,c;
int iCmd;
ZeroMemory(tchButtons,COUNTOF(tchButtons)*sizeof(tchButtons[0]));
lstrcpyn(tchButtons,lpszButtons,COUNTOF(tchButtons)-2);
TrimString(tchButtons);
while (p = StrStr(tchButtons,L" "))
MoveMemory((WCHAR*)p,(WCHAR*)p+1,(lstrlen(p) + 1) * sizeof(WCHAR));
c = SendMessage(hwnd,TB_BUTTONCOUNT,0,0);
for (i = 0; i < c; i++)
SendMessage(hwnd,TB_DELETEBUTTON,0,0);
for (i = 0; i < COUNTOF(tchButtons); i++)
if (tchButtons[i] == L' ') tchButtons[i] = 0;
p = tchButtons;
while (*p) {
if (swscanf(p,L"%i",&iCmd) == 1) {
iCmd = (iCmd==0)?0:iCmd+cmdBase-1;
for (i = 0; i < ctbb; i++) {
if (ptbb[i].idCommand == iCmd) {
SendMessage(hwnd,TB_ADDBUTTONS,(WPARAM)1,(LPARAM)&ptbb[i]);
break;
}
}
}
p = StrEnd(p)+1;
}
return(SendMessage(hwnd,TB_BUTTONCOUNT,0,0));
}
//=============================================================================
//
// IsCmdEnabled()
//
BOOL IsCmdEnabled(HWND hwnd,UINT uId)
{
HMENU hmenu;
UINT ustate;
hmenu = GetMenu(hwnd);
SendMessage(hwnd,WM_INITMENU,(WPARAM)hmenu,0);
ustate = GetMenuState(hmenu,uId,MF_BYCOMMAND);
if (ustate == 0xFFFFFFFF)
return TRUE;
else
return (!(ustate & (MF_GRAYED|MF_DISABLED)));
}
//=============================================================================
//
// FormatString()
//
int FormatString(LPWSTR lpOutput,int nOutput,UINT uIdFormat,...)
{
WCHAR *p = LocalAlloc(LPTR,sizeof(WCHAR)*nOutput);
if (GetString(uIdFormat,p,nOutput))
wvsprintf(lpOutput,p,(LPVOID)((PUINT_PTR)&uIdFormat+1));
LocalFree(p);
return lstrlen(lpOutput);
}
//=============================================================================
//
// PathRelativeToApp()
//
void PathRelativeToApp(
LPWSTR lpszSrc,LPWSTR lpszDest,int cchDest,BOOL bSrcIsFile,
BOOL bUnexpandEnv,BOOL bUnexpandMyDocs) {
WCHAR wchAppPath[MAX_PATH];
WCHAR wchWinDir[MAX_PATH];
WCHAR wchUserFiles[MAX_PATH];
WCHAR wchPath[MAX_PATH];
WCHAR wchResult[MAX_PATH];
DWORD dwAttrTo = (bSrcIsFile) ? 0 : FILE_ATTRIBUTE_DIRECTORY;
GetModuleFileName(NULL,wchAppPath,COUNTOF(wchAppPath));
PathRemoveFileSpec(wchAppPath);
GetWindowsDirectory(wchWinDir,COUNTOF(wchWinDir));
SHGetFolderPath(NULL,CSIDL_PERSONAL,NULL,SHGFP_TYPE_CURRENT,wchUserFiles);
if (bUnexpandMyDocs &&
!PathIsRelative(lpszSrc) &&
!PathIsPrefix(wchUserFiles,wchAppPath) &&
PathIsPrefix(wchUserFiles,lpszSrc) &&
PathRelativePathTo(wchPath,wchUserFiles,FILE_ATTRIBUTE_DIRECTORY,lpszSrc,dwAttrTo)) {
lstrcpy(wchUserFiles,L"%CSIDL:MYDOCUMENTS%");
PathAppend(wchUserFiles,wchPath);
lstrcpy(wchPath,wchUserFiles);
}
else if (PathIsRelative(lpszSrc) || PathCommonPrefix(wchAppPath,wchWinDir,NULL))
lstrcpyn(wchPath,lpszSrc,COUNTOF(wchPath));
else {
if (!PathRelativePathTo(wchPath,wchAppPath,FILE_ATTRIBUTE_DIRECTORY,lpszSrc,dwAttrTo))
lstrcpyn(wchPath,lpszSrc,COUNTOF(wchPath));
}
if (bUnexpandEnv) {
if (!PathUnExpandEnvStrings(wchPath,wchResult,COUNTOF(wchResult)))
lstrcpyn(wchResult,wchPath,COUNTOF(wchResult));
}
else
lstrcpyn(wchResult,wchPath,COUNTOF(wchResult));
if (lpszDest == NULL || lpszSrc == lpszDest)
lstrcpyn(lpszSrc,wchResult,(cchDest == 0) ? MAX_PATH : cchDest);
else
lstrcpyn(lpszDest,wchResult,(cchDest == 0) ? MAX_PATH : cchDest);
}
//=============================================================================
//
// PathAbsoluteFromApp()
//
void PathAbsoluteFromApp(LPWSTR lpszSrc,LPWSTR lpszDest,int cchDest,BOOL bExpandEnv) {
WCHAR wchPath[MAX_PATH];
WCHAR wchResult[MAX_PATH];
if (StrCmpNI(lpszSrc,L"%CSIDL:MYDOCUMENTS%",COUNTOF("%CSIDL:MYDOCUMENTS%")-1) == 0) {
SHGetFolderPath(NULL,CSIDL_PERSONAL,NULL,SHGFP_TYPE_CURRENT,wchPath);
PathAppend(wchPath,lpszSrc+COUNTOF("%CSIDL:MYDOCUMENTS%")-1);
}
else
lstrcpyn(wchPath,lpszSrc,COUNTOF(wchPath));
if (bExpandEnv)
ExpandEnvironmentStringsEx(wchPath,COUNTOF(wchPath));
if (PathIsRelative(wchPath)) {
GetModuleFileName(NULL,wchResult,COUNTOF(wchResult));
PathRemoveFileSpec(wchResult);
PathAppend(wchResult,wchPath);
}
else
lstrcpyn(wchResult,wchPath,COUNTOF(wchResult));
PathCanonicalizeEx(wchResult);
if (PathGetDriveNumber(wchResult) != -1)
CharUpperBuff(wchResult,1);
if (lpszDest == NULL || lpszSrc == lpszDest)
lstrcpyn(lpszSrc,wchResult,(cchDest == 0) ? MAX_PATH : cchDest);
else
lstrcpyn(lpszDest,wchResult,(cchDest == 0) ? MAX_PATH : cchDest);
}
///////////////////////////////////////////////////////////////////////////////
//
//
// Name: PathIsLnkFile()
//
// Purpose: Determine wheter pszPath is a Windows Shell Link File by
// comparing the filename extension with L".lnk"
//
// Manipulates:
//
BOOL PathIsLnkFile(LPCWSTR pszPath)
{
//WCHAR *pszExt;
WCHAR tchResPath[256];
if (!pszPath || !*pszPath)
return FALSE;
/*pszExt = StrRChr(pszPath,NULL,L'.');
if (!pszExt)
return FALSE;
if (!lstrcmpi(pszExt,L".lnk"))
return TRUE;
else
return FALSE;*/
//if (!lstrcmpi(PathFindExtension(pszPath),L".lnk"))
// return TRUE;
//else
// return FALSE;
if (lstrcmpi(PathFindExtension(pszPath),L".lnk"))
return FALSE;
else
return PathGetLnkPath(pszPath,tchResPath,COUNTOF(tchResPath));
}
///////////////////////////////////////////////////////////////////////////////
//
//
// Name: PathGetLnkPath()
//
// Purpose: Try to get the path to which a lnk-file is linked
//
//
// Manipulates: pszResPath
//
BOOL PathGetLnkPath(LPCWSTR pszLnkFile,LPWSTR pszResPath,int cchResPath)
{
IShellLink *psl;
WIN32_FIND_DATA fd;
BOOL bSucceeded = FALSE;
if (SUCCEEDED(CoCreateInstance(&CLSID_ShellLink,NULL,
CLSCTX_INPROC_SERVER,
&IID_IShellLink,&psl)))
{
IPersistFile *ppf;
if (SUCCEEDED(psl->lpVtbl->QueryInterface(psl,&IID_IPersistFile,&ppf)))
{