about.c

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/*
* Copyright 2009 Mark Benjamin <netsurf-browser.org.MarkBenjamin@dfgh.net>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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, see <http://www.gnu.org/licenses/>.
*/

/**
 * \file
 * This is The win32 API about dialog implementation.
 */

#include <stdio.h>

#include "utils/config.h"

#include <windows.h>

#include "utils/log.h"
#include "utils/messages.h"
#include "desktop/version.h"

#include "windows/gui.h"
#include "windows/window.h"
#include "windows/about.h"
#include "windows/resourceid.h"

#include "windbg.h"

/**
 * Initialize the about dialog text fields
 */
static BOOL init_about_dialog(HWND hwnd)
{
        char ver_str[128];
        HWND dlg_itm;
        HFONT hFont;

        dlg_itm = GetDlgItem(hwnd, IDC_ABOUT_VERSION);
        if (dlg_itm != NULL) {

                hFont=CreateFont (26, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_SWISS, "Arial");
                if (hFont != NULL) {
                        NSLOG(netsurf, INFO, "Setting font object");
                        SendMessage(dlg_itm, WM_SETFONT, (WPARAM)hFont, 0);
                }

                snprintf(ver_str, sizeof(ver_str), "%s %s", 
                         messages_get("NetSurf"), netsurf_version); 
                
                SendMessage(dlg_itm, WM_SETTEXT, 0, (LPARAM)ver_str);
        }

        dlg_itm = GetDlgItem(hwnd, IDC_ABOUT_COPYRIGHT);
        if (dlg_itm != NULL) {
                snprintf(ver_str, sizeof(ver_str), "%s", 
                         messages_get("NetSurfCopyright")); 
                
                SendMessage(dlg_itm, WM_SETTEXT, 0, (LPARAM)ver_str);
        }

        return TRUE;
}

/**
 * destroy resources used to create about dialog
 */
static BOOL destroy_about_dialog(HWND hwnd)
{
        HWND dlg_itm;
        HFONT hFont;

        dlg_itm = GetDlgItem(hwnd, IDC_ABOUT_VERSION);
        if (dlg_itm != NULL) {
                hFont = (HFONT)SendMessage(dlg_itm, WM_GETFONT, 0, 0);
                if (hFont != NULL) {
                        NSLOG(netsurf, INFO, "Destroyed font object");
                        DeleteObject(hFont);    
                }
        }
                
        return TRUE;

}

static BOOL CALLBACK 
nsws_about_event_callback(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{

        LOG_WIN_MSG(hwnd, msg, wparam, lparam);

        switch(msg) {
        case WM_INITDIALOG: 
                return init_about_dialog(hwnd);

        case WM_COMMAND:
                switch(LOWORD(wparam)) {
                case IDOK:
                        NSLOG(netsurf, INFO, "OK clicked");
                        EndDialog(hwnd, IDOK);
                        break;

                case IDCANCEL:
                        NSLOG(netsurf, INFO, "Cancel clicked");
                        EndDialog(hwnd, IDOK);
                        break;

                case IDC_BTN_CREDITS: 
                        nsws_window_go(hwnd, "about:credits");
                        EndDialog(hwnd, IDOK);
                        break;

                case IDC_BTN_LICENCE:
                        nsws_window_go(hwnd, "about:licence");
                        EndDialog(hwnd, IDOK);
                        break;

                }
                break;

        case WM_CREATE:
                return TRUE;

        case WM_DESTROY:
                return destroy_about_dialog(hwnd);

        }
        return FALSE;
}

void nsw32_about_dialog_init(HINSTANCE hinst, HWND parent)
{
        int ret = DialogBox(hinst, MAKEINTRESOURCE(IDD_ABOUT), parent,
                        nsws_about_event_callback);
        if (ret == -1) {
                win32_warning(messages_get("NoMemory"), 0);
                return;
        }
}