AppleWin/source/Tfe/Uilib.cpp

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/*
* uilib.c - Common UI elements for the Windows user interface.
*
* Written by
* Ettore Perazzoli <ettore@comm2000.it>
* Andreas Boose <viceteam@t-online.de>
* Manfred Spraul <manfreds@colorfullife.com>
* Andreas Matthies <andreas.matthies@gmx.net>
* Tibor Biczo <crown@mail.matav.hu>
*
* This file is part of VICE, the Versatile Commodore Emulator.
* See README for copyright notice.
*
* 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., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA.
*
*/
#include <stdio.h>
#include <string.h>
#include <windows.h>
#include <windowsx.h>
#include <tchar.h>
#include <commctrl.h>
#include <commdlg.h>
#include "uilib.h"
/* Mingw & pre VC 6 headers doesn't have this definition */
#ifndef OFN_ENABLESIZING
#define OFN_ENABLESIZING 0x00800000
#endif
void uilib_get_general_window_extents(HWND hwnd, int *xsize, int *ysize)
{
HDC hdc;
HFONT hFont;
HFONT hOldFont;
int strlen;
char *buffer;
SIZE size;
hFont = (HFONT)SendMessage(hwnd, WM_GETFONT, 0, 0);
strlen = SendMessage(hwnd, WM_GETTEXTLENGTH, 0, 0);
/* RGJ added cast for AppleWin */
buffer = (char *) malloc(strlen + 1);
if (buffer == NULL) // TC: add null check for AppleWin
{
*xsize = 0;
*ysize = 0;
return;
}
GetWindowText(hwnd, buffer, strlen + 1);
hdc = GetDC(hwnd);
hOldFont = (HFONT)SelectObject(hdc, hFont);
GetTextExtentPoint32(hdc, buffer, strlen, &size);
free(buffer);
SelectObject(hdc, hOldFont);
ReleaseDC(hwnd, hdc);
*xsize = size.cx;
*ysize = size.cy;
}
void uilib_get_group_extent(HWND hwnd, uilib_dialog_group *group, int *xsize, int *ysize)
{
HWND element;
int x;
int y;
if (xsize && ysize) {
*xsize = 0;
*ysize = 0;
while (group->idc) {
element = GetDlgItem(hwnd, group->idc);
uilib_get_general_window_extents(element, &x, &y);
if (group->element_type == 1) x += 20;
if (*xsize < x) *xsize = x;
*ysize += y;
group++;
}
}
}
void uilib_move_group(HWND hwnd, uilib_dialog_group *group, int xpos)
{
HWND element;
RECT element_rect;
while (group->idc) {
element = GetDlgItem(hwnd, group->idc);
GetClientRect(element, &element_rect);
MapWindowPoints(element, hwnd, (POINT*)&element_rect, 2);
MoveWindow(element, xpos, element_rect.top, element_rect.right - element_rect.left, element_rect.bottom - element_rect.top, TRUE);
group++;
}
}
void uilib_adjust_group_width(HWND hwnd, uilib_dialog_group *group)
{
HWND element;
RECT element_rect;
int xsize;
int ysize;
while (group->idc) {
element = GetDlgItem(hwnd, group->idc);
GetClientRect(element, &element_rect);
MapWindowPoints(element, hwnd, (POINT*)&element_rect, 2);
uilib_get_general_window_extents(element, &xsize, &ysize);
if (group->element_type == 1) xsize += 20;
MoveWindow(element, element_rect.left, element_rect.top, xsize, element_rect.bottom - element_rect.top, TRUE);
group++;
}
}