reactos/rosapps/templates/dialog/page1.c

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/*
* ReactOS Standard Dialog Application Template
*
* page1.c
*
* Copyright (C) 2002 Robert Dickenson <robd@reactos.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.
*/
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <commctrl.h>
#include <tchar.h>
#include <assert.h>
#include "resource.h"
#include "trace.h"
#define XBITMAP 80
#define YBITMAP 20
#define BUFFER_LEN MAX_PATH
extern HINSTANCE hInst;
HBITMAP hbmpPicture;
HBITMAP hbmpOld;
////////////////////////////////////////////////////////////////////////////////
static TCHAR* items[] = {
_T("services"),
_T("event log"),
_T("workstation"),
_T("server")
};
static void InitListCtrl(HWND hDlg)
{
TCHAR szBuffer[200];
int i;
HWND hListBox = GetDlgItem(hDlg, IDC_LIST1);
_tcscpy(szBuffer, _T("foobar item"));
SendMessage(hListBox, LB_ADDSTRING, 0, (LPARAM)szBuffer);
for (i = 0; i < sizeof(items)/sizeof(items[0]); i++) {
_tcscpy(szBuffer, items[i]);
SendMessage(hListBox, LB_ADDSTRING, 0, (LPARAM)szBuffer);
}
SetFocus(hListBox);
SendMessage(hListBox, LB_SETCURSEL, 0, 0);
}
static void OnDrawItem(HWND hWnd, LPARAM lParam)
{
// int nItem;
TCHAR tchBuffer[BUFFER_LEN];
// HBITMAP hbmp;
TEXTMETRIC tm;
int y;
HDC hdcMem;
LPDRAWITEMSTRUCT lpdis;
RECT rcBitmap;
lpdis = (LPDRAWITEMSTRUCT)lParam;
// If there are no list box items, skip this message.
if (lpdis->itemID != -1) {
// Draw the bitmap and text for the list box item. Draw a rectangle around the bitmap if it is selected.
switch (lpdis->itemAction) {
case ODA_SELECT:
case ODA_DRAWENTIRE:
// Display the bitmap associated with the item.
hbmpPicture = (HBITMAP)SendMessage(lpdis->hwndItem, LB_GETITEMDATA, lpdis->itemID, (LPARAM)0);
hdcMem = CreateCompatibleDC(lpdis->hDC);
hbmpOld = SelectObject(hdcMem, hbmpPicture);
BitBlt(lpdis->hDC,
lpdis->rcItem.left, lpdis->rcItem.top,
lpdis->rcItem.right - lpdis->rcItem.left,
lpdis->rcItem.bottom - lpdis->rcItem.top,
hdcMem, 0, 0, SRCCOPY);
// Display the text associated with the item.
SendMessage(lpdis->hwndItem, LB_GETTEXT, lpdis->itemID, (LPARAM)tchBuffer);
GetTextMetrics(lpdis->hDC, &tm);
y = (lpdis->rcItem.bottom + lpdis->rcItem.top - tm.tmHeight) / 2;
TextOut(lpdis->hDC, XBITMAP + 6, y, tchBuffer, _tcslen(tchBuffer));
SelectObject(hdcMem, hbmpOld);
DeleteDC(hdcMem);
// Is the item selected?
if (lpdis->itemState & ODS_SELECTED) {
// Set RECT coordinates to surround only the bitmap.
rcBitmap.left = lpdis->rcItem.left;
rcBitmap.top = lpdis->rcItem.top;
rcBitmap.right = lpdis->rcItem.left + XBITMAP;
rcBitmap.bottom = lpdis->rcItem.top + YBITMAP;
// Draw a rectangle around bitmap to indicate the selection.
DrawFocusRect(lpdis->hDC, &rcBitmap);
}
break;
case ODA_FOCUS:
// Do not process focus changes. The focus caret (outline rectangle)
// indicates the selection. The IDOK button indicates the final selection.
break;
}
}
}
void OnSetFont(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
RECT rc;
WINDOWPOS wp;
GetWindowRect(hWnd, &rc);
wp.hwnd = hWnd;
wp.cx = rc.right - rc.left;
wp.cy = rc.bottom - rc.top;
wp.flags = SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOOWNERZORDER | SWP_NOZORDER;
SendMessage(hWnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)&wp);
}
void OnMeasureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct)
{
HFONT hFont;
LOGFONT lf;
hFont = GetStockObject(SYSTEM_FONT);
GetObject(hFont, sizeof(LOGFONT), &lf);
if (lf.lfHeight < 0)
lpMeasureItemStruct->itemHeight = -lf.lfHeight;
else
lpMeasureItemStruct->itemHeight = lf.lfHeight;
}
LRESULT CALLBACK PageWndProc1(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message) {
case WM_INITDIALOG:
InitListCtrl(hDlg);
return TRUE;
case WM_SETFONT:
OnSetFont(hDlg, wParam, lParam);
return TRUE;
case WM_MEASUREITEM:
OnMeasureItem((LPMEASUREITEMSTRUCT)lParam);
return TRUE;
case WM_DRAWITEM:
OnDrawItem(hDlg, lParam);
return TRUE;
case WM_COMMAND:
switch (LOWORD(wParam)) {
case IDOK:
case IDCANCEL:
break;
}
break;
}
return 0;
}
////////////////////////////////////////////////////////////////////////////////