reactos/rosapps/fontview/fontview.c

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/*
* fontview
*
* fontview.c
*
* Copyright (C) 2007 Timo Kreuzer <timo <dot> kreuzer <at> reactos <dot> org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "fontview.h"
HINSTANCE g_hInstance;
WCHAR g_szTypeFaceName[LF_FULLFACESIZE];
LOGFONTW g_LogFontW;
static const WCHAR g_szFontViewClassName[] = L"FontViewWClass";
/* Tye definition for the GetFontResourceInfo function */
typedef BOOL (WINAPI *PGFRI)(LPCWSTR, DWORD *, LPVOID, DWORD);
DWORD
FormatString(
DWORD dwFlags,
HINSTANCE hInstance,
DWORD dwStringId,
DWORD dwLanguageId,
LPWSTR lpBuffer,
DWORD nSize,
va_list* Arguments
)
{
DWORD dwRet;
int len;
WCHAR Buffer[1000];
len = LoadStringW(hInstance, dwStringId, (LPWSTR)Buffer, 1000);
if (len)
{
dwFlags |= FORMAT_MESSAGE_FROM_STRING;
dwFlags &= ~(FORMAT_MESSAGE_FROM_HMODULE | FORMAT_MESSAGE_FROM_SYSTEM);
dwRet = FormatMessageW(dwFlags, Buffer, 0, dwLanguageId, lpBuffer, nSize, Arguments);
return dwRet;
}
return 0;
}
static void
ErrorMsgBox(HWND hParent, DWORD dwCaptionID, DWORD dwMessageId, ...)
{
HMODULE hModule;
HLOCAL hMemCaption = NULL;
HLOCAL hMemText = NULL;
va_list args;
hModule = GetModuleHandle(NULL);
va_start(args, dwMessageId);
FormatString(FORMAT_MESSAGE_ALLOCATE_BUFFER,
NULL, dwMessageId, 0, (LPWSTR)&hMemText, 0, &args);
va_end(args);
FormatString(FORMAT_MESSAGE_ALLOCATE_BUFFER,
NULL, dwCaptionID, 0, (LPWSTR)&hMemCaption, 0, NULL);
MessageBoxW(hParent, hMemText, hMemCaption, MB_ICONERROR);
LocalFree(hMemCaption);
LocalFree(hMemText);
}
int WINAPI
WinMain (HINSTANCE hThisInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow)
{
int argc;
WCHAR** argv;
DWORD dwSize;
HWND hMainWnd;
MSG msg;
WNDCLASSEXW wincl;
g_hInstance = hThisInstance;
/* Get unicode command line */
argv = CommandLineToArgvW(GetCommandLineW(), &argc);
if (argc < 2)
{
ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_BADCMD, argv[1]);
return -1;
}
/* Try to add the font resource */
if (!AddFontResourceW(argv[1]))
{
ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_NOFONT, argv[1]);
return -1;
}
/* Load the GetFontResourceInfo function from gdi32.dll */
HINSTANCE hDLL = LoadLibraryW(L"GDI32.DLL");
PGFRI GetFontResourceInfoW = (PGFRI)GetProcAddress(hDLL, "GetFontResourceInfoW");
/* Get the font name */
dwSize = sizeof(g_szTypeFaceName);
if (!GetFontResourceInfoW(argv[1], &dwSize, g_szTypeFaceName, 1))
{
ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_NOFONT, argv[1]);
return -1;
}
dwSize = sizeof(LOGFONTW);
if (!GetFontResourceInfoW(argv[1], &dwSize, &g_LogFontW, 2))
{
ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_NOFONT, argv[1]);
return -1;
}
if (!Display_InitClass(hThisInstance))
{
ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_NOCLASS);
return -1;
}
/* The main window class */
wincl.cbSize = sizeof (WNDCLASSEXW);
wincl.style = CS_DBLCLKS;
wincl.lpfnWndProc = MainWndProc;
wincl.cbClsExtra = 0;
wincl.cbWndExtra = 0;
wincl.hInstance = hThisInstance;
wincl.hIcon = LoadIcon (NULL, IDI_APPLICATION);
wincl.hCursor = LoadCursor (NULL, IDC_ARROW);
wincl.hbrBackground = (HBRUSH)COLOR_BACKGROUND;
wincl.lpszMenuName = NULL;
wincl.lpszClassName = g_szFontViewClassName;
wincl.hIconSm = LoadIcon (NULL, IDI_APPLICATION);
/* Register the window class, and if it fails quit the program */
if (!RegisterClassExW (&wincl))
{
ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_NOCLASS);
return 0;
}
/* The class is registered, let's create the main window */
hMainWnd = CreateWindowExW(
0, /* Extended possibilites for variation */
g_szFontViewClassName, /* Classname */
g_szTypeFaceName, /* Title Text */
WS_OVERLAPPEDWINDOW, /* default window */
CW_USEDEFAULT, /* Windows decides the position */
CW_USEDEFAULT, /* where the window ends up on the screen */
544, /* The programs width */
375, /* and height in pixels */
HWND_DESKTOP, /* The window is a child-window to desktop */
NULL, /* No menu */
hThisInstance, /* Program Instance handler */
NULL /* No Window Creation data */
);
ShowWindow(hMainWnd, nCmdShow);
/* Main message loop */
while (GetMessage (&msg, NULL, 0, 0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
RemoveFontResourceW(argv[1]);
return msg.wParam;
}
static LRESULT
MainWnd_OnCreate(HWND hwnd)
{
WCHAR szQuit[MAX_BUTTONNAME];
WCHAR szPrint[MAX_BUTTONNAME];
WCHAR szString[MAX_STRING];
HWND hDisplay, hButtonQuit, hButtonPrint;
/* create the display window */
hDisplay = CreateWindowExW(
0, /* Extended style */
g_szFontDisplayClassName, /* Classname */
L"", /* Title text */
WS_CHILD | WS_VSCROLL, /* Window style */
0, /* X-pos */
HEADER_SIZE, /* Y-Pos */
550, /* Width */
370-HEADER_SIZE, /* Height */
hwnd, /* Parent */
(HMENU)IDC_DISPLAY, /* Identifier */
g_hInstance, /* Program Instance handler */
NULL /* Window Creation data */
);
LoadStringW(g_hInstance, IDS_STRING, szString, MAX_STRING);
SendMessage(hDisplay, FVM_SETSTRING, 0, (LPARAM)szString);
/* Init the display window with the font name */
SendMessage(hDisplay, FVM_SETTYPEFACE, 0, (LPARAM)&g_LogFontW.lfFaceName);
ShowWindow(hDisplay, SW_SHOWNORMAL);
/* Create the quit button */
LoadStringW(g_hInstance, IDS_QUIT, szQuit, MAX_BUTTONNAME);
hButtonQuit = CreateWindowExW(
0, /* Extended style */
L"button", /* Classname */
szQuit, /* Title text */
WS_CHILD | WS_VISIBLE, /* Window style */
BUTTON_POS_X, /* X-pos */
BUTTON_POS_Y, /* Y-Pos */
BUTTON_WIDTH, /* Width */
BUTTON_HEIGHT, /* Height */
hwnd, /* Parent */
(HMENU)IDC_QUIT, /* Identifier */
g_hInstance, /* Program Instance handler */
NULL /* Window Creation data */
);
SendMessage(hButtonQuit, WM_SETFONT, (WPARAM)GetStockObject(DEFAULT_GUI_FONT), (LPARAM)TRUE);
/* Create the print button */
LoadStringW(g_hInstance, IDS_PRINT, szPrint, MAX_BUTTONNAME);
hButtonPrint = CreateWindowExW(
0, /* Extended style */
L"button", /* Classname */
szPrint, /* Title text */
WS_CHILD | WS_VISIBLE, /* Window style */
450, /* X-pos */
BUTTON_POS_Y, /* Y-Pos */
BUTTON_WIDTH, /* Width */
BUTTON_HEIGHT, /* Height */
hwnd, /* Parent */
(HMENU)IDC_PRINT, /* Identifier */
g_hInstance, /* Program Instance handler */
NULL /* Window Creation data */
);
SendMessage(hButtonPrint, WM_SETFONT, (WPARAM)GetStockObject(DEFAULT_GUI_FONT), (LPARAM)TRUE);
return 0;
}
static LRESULT
MainWnd_OnSize(HWND hwnd)
{
RECT rc;
GetClientRect(hwnd, &rc);
MoveWindow(GetDlgItem(hwnd, IDC_PRINT), rc.right - BUTTON_WIDTH - BUTTON_POS_X, BUTTON_POS_Y, BUTTON_WIDTH, BUTTON_HEIGHT, TRUE);
MoveWindow(GetDlgItem(hwnd, IDC_DISPLAY), 0, HEADER_SIZE, rc.right, rc.bottom - HEADER_SIZE, TRUE);
return 0;
}
static LRESULT
MainWnd_OnPaint(HWND hwnd)
{
HDC hDC;
PAINTSTRUCT ps;
RECT rc;
hDC = BeginPaint(hwnd, &ps);
GetClientRect(hwnd, &rc);
rc.top = HEADER_SIZE - 2;
rc.bottom = HEADER_SIZE;
FillRect(hDC, &rc, GetStockObject(GRAY_BRUSH));
EndPaint(hwnd, &ps);
return 0;
}
LRESULT CALLBACK
MainWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_CREATE:
return MainWnd_OnCreate(hwnd);
case WM_PAINT:
return MainWnd_OnPaint(hwnd);
case WM_SIZE:
return MainWnd_OnSize(hwnd);
case WM_COMMAND:
switch(LOWORD(wParam))
{
case IDC_QUIT:
PostQuitMessage (0); /* send a WM_QUIT to the message queue */
break;
case IDC_PRINT:
MessageBox(hwnd, TEXT("This function is unimplemented"), TEXT("Unimplemented"), MB_OK);
break;
}
break;
case WM_DESTROY:
PostQuitMessage (0); /* send a WM_QUIT to the message queue */
break;
default: /* for messages that we don't deal with */
return DefWindowProcW(hwnd, message, wParam, lParam);
}
return 0;
}
/* EOF */