442 lines
12 KiB
C
442 lines
12 KiB
C
/*
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* Clock
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*
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* Copyright 1998 Marcel Baur <mbaur@g26.ethz.ch>
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*
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* Clock is partially based on
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* - Program Manager by Ulrich Schmied
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* - rolex.c by Jim Peterson
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*
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdio.h>
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#include "windows.h"
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#include "commctrl.h"
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#include "commdlg.h"
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#include "shellapi.h"
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#include "main.h"
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#include "winclock.h"
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#define INITIAL_WINDOW_SIZE 200
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#define TIMER_ID 1
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CLOCK_GLOBALS Globals;
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static VOID CLOCK_UpdateMenuCheckmarks(VOID)
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{
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HMENU hPropertiesMenu;
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hPropertiesMenu = GetSubMenu(Globals.hMainMenu, 0);
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if (!hPropertiesMenu)
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return;
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if(Globals.bAnalog) {
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/* analog clock */
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CheckMenuRadioItem(hPropertiesMenu, IDM_ANALOG, IDM_DIGITAL, IDM_ANALOG, MF_CHECKED);
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EnableMenuItem(hPropertiesMenu, IDM_FONT, MF_GRAYED);
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}
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else
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{
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/* digital clock */
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CheckMenuRadioItem(hPropertiesMenu, IDM_ANALOG, IDM_DIGITAL, IDM_DIGITAL, MF_CHECKED);
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EnableMenuItem(hPropertiesMenu, IDM_FONT, 0);
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}
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CheckMenuItem(hPropertiesMenu, IDM_NOTITLE, (Globals.bWithoutTitle ? MF_CHECKED : MF_UNCHECKED));
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CheckMenuItem(hPropertiesMenu, IDM_ONTOP, (Globals.bAlwaysOnTop ? MF_CHECKED : MF_UNCHECKED));
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CheckMenuItem(hPropertiesMenu, IDM_SECONDS, (Globals.bSeconds ? MF_CHECKED : MF_UNCHECKED));
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CheckMenuItem(hPropertiesMenu, IDM_DATE, (Globals.bDate ? MF_CHECKED : MF_UNCHECKED));
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}
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static VOID CLOCK_UpdateWindowCaption(VOID)
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{
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WCHAR szCaption[MAX_STRING_LEN];
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int chars = 0;
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/* Set frame caption */
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if (Globals.bDate) {
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chars = GetDateFormatW(LOCALE_USER_DEFAULT, DATE_LONGDATE, NULL, NULL,
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szCaption, ARRAY_SIZE(szCaption));
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if (chars) {
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--chars;
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szCaption[chars++] = ' ';
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szCaption[chars++] = '-';
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szCaption[chars++] = ' ';
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szCaption[chars] = '\0';
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}
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}
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LoadStringW(0, IDS_CLOCK, szCaption + chars, MAX_STRING_LEN - chars);
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SetWindowTextW(Globals.hMainWnd, szCaption);
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}
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/***********************************************************************
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*
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* CLOCK_ResetTimer
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*/
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static BOOL CLOCK_ResetTimer(void)
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{
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UINT period; /* milliseconds */
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KillTimer(Globals.hMainWnd, TIMER_ID);
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if (Globals.bSeconds)
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if (Globals.bAnalog)
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period = 50;
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else
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period = 500;
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else
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period = 1000;
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if (!SetTimer (Globals.hMainWnd, TIMER_ID, period, NULL)) {
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WCHAR szApp[MAX_STRING_LEN];
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LoadStringW(Globals.hInstance, IDS_CLOCK, szApp, MAX_STRING_LEN);
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MessageBoxW(0, L"No available timers", szApp, MB_ICONEXCLAMATION | MB_OK);
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return FALSE;
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}
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return TRUE;
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}
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/***********************************************************************
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*
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* CLOCK_ResetFont
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*/
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static VOID CLOCK_ResetFont(VOID)
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{
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HFONT newfont;
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HDC dc = GetDC(Globals.hMainWnd);
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newfont = SizeFont(dc, Globals.MaxX, Globals.MaxY, Globals.bSeconds, &Globals.logfont);
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if (newfont) {
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DeleteObject(Globals.hFont);
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Globals.hFont = newfont;
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}
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ReleaseDC(Globals.hMainWnd, dc);
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}
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/***********************************************************************
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*
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* CLOCK_ChooseFont
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*/
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static VOID CLOCK_ChooseFont(VOID)
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{
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LOGFONTW lf;
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CHOOSEFONTW cf;
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memset(&cf, 0, sizeof(cf));
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lf = Globals.logfont;
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cf.lStructSize = sizeof(cf);
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cf.hwndOwner = Globals.hMainWnd;
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cf.lpLogFont = &lf;
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cf.Flags = CF_SCREENFONTS | CF_INITTOLOGFONTSTRUCT | CF_NOVERTFONTS;
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if (ChooseFontW(&cf)) {
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Globals.logfont = lf;
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CLOCK_ResetFont();
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}
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}
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/***********************************************************************
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*
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* CLOCK_ToggleTitle
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*/
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static VOID CLOCK_ToggleTitle(VOID)
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{
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/* Also shows/hides the menu */
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LONG style = GetWindowLongW(Globals.hMainWnd, GWL_STYLE);
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if ((Globals.bWithoutTitle = !Globals.bWithoutTitle)) {
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style = (style & ~WS_OVERLAPPEDWINDOW) | WS_POPUP|WS_THICKFRAME;
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SetMenu(Globals.hMainWnd, 0);
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}
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else {
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style = (style & ~(WS_POPUP|WS_THICKFRAME)) | WS_OVERLAPPEDWINDOW;
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SetMenu(Globals.hMainWnd, Globals.hMainMenu);
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SetWindowRgn(Globals.hMainWnd, 0, TRUE);
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}
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SetWindowLongW(Globals.hMainWnd, GWL_STYLE, style);
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SetWindowPos(Globals.hMainWnd, 0,0,0,0,0,
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SWP_DRAWFRAME|SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER);
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CLOCK_UpdateMenuCheckmarks();
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CLOCK_UpdateWindowCaption();
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}
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/***********************************************************************
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*
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* CLOCK_ToggleOnTop
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*/
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static VOID CLOCK_ToggleOnTop(VOID)
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{
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if ((Globals.bAlwaysOnTop = !Globals.bAlwaysOnTop)) {
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SetWindowPos(Globals.hMainWnd, HWND_TOPMOST, 0,0,0,0,
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SWP_NOMOVE|SWP_NOSIZE);
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}
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else {
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SetWindowPos(Globals.hMainWnd, HWND_NOTOPMOST, 0,0,0,0,
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SWP_NOMOVE|SWP_NOSIZE);
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}
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CLOCK_UpdateMenuCheckmarks();
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}
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/***********************************************************************
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*
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* CLOCK_MenuCommand
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*
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* All handling of main menu events
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*/
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static int CLOCK_MenuCommand (WPARAM wParam)
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{
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WCHAR szApp[MAX_STRING_LEN];
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WCHAR szAppRelease[MAX_STRING_LEN];
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switch (wParam) {
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/* switch to analog */
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case IDM_ANALOG: {
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Globals.bAnalog = TRUE;
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CLOCK_UpdateMenuCheckmarks();
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CLOCK_ResetTimer();
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InvalidateRect(Globals.hMainWnd, NULL, FALSE);
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break;
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}
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/* switch to digital */
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case IDM_DIGITAL: {
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Globals.bAnalog = FALSE;
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CLOCK_UpdateMenuCheckmarks();
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CLOCK_ResetTimer();
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CLOCK_ResetFont();
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InvalidateRect(Globals.hMainWnd, NULL, FALSE);
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break;
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}
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/* change font */
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case IDM_FONT: {
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CLOCK_ChooseFont();
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break;
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}
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/* hide title bar */
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case IDM_NOTITLE: {
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CLOCK_ToggleTitle();
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break;
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}
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/* always on top */
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case IDM_ONTOP: {
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CLOCK_ToggleOnTop();
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break;
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}
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/* show or hide seconds */
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case IDM_SECONDS: {
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Globals.bSeconds = !Globals.bSeconds;
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CLOCK_UpdateMenuCheckmarks();
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CLOCK_ResetTimer();
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if (!Globals.bAnalog)
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CLOCK_ResetFont();
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InvalidateRect(Globals.hMainWnd, NULL, FALSE);
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break;
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}
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/* show or hide date */
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case IDM_DATE: {
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Globals.bDate = !Globals.bDate;
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CLOCK_UpdateMenuCheckmarks();
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CLOCK_UpdateWindowCaption();
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break;
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}
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/* show "about" box */
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case IDM_ABOUT: {
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LoadStringW(Globals.hInstance, IDS_CLOCK, szApp, ARRAY_SIZE(szApp));
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lstrcpyW(szAppRelease,szApp);
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ShellAboutW(Globals.hMainWnd, szApp, szAppRelease, 0);
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break;
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}
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}
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return 0;
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}
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/***********************************************************************
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*
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* CLOCK_Paint
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*/
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static VOID CLOCK_Paint(HWND hWnd)
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{
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PAINTSTRUCT ps;
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HDC dcMem, dc;
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HBITMAP bmMem, bmOld;
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dc = BeginPaint(hWnd, &ps);
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/* Use an offscreen dc to avoid flicker */
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dcMem = CreateCompatibleDC(dc);
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bmMem = CreateCompatibleBitmap(dc, ps.rcPaint.right - ps.rcPaint.left,
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ps.rcPaint.bottom - ps.rcPaint.top);
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bmOld = SelectObject(dcMem, bmMem);
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SetViewportOrgEx(dcMem, -ps.rcPaint.left, -ps.rcPaint.top, NULL);
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/* Erase the background */
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FillRect(dcMem, &ps.rcPaint, GetSysColorBrush(COLOR_3DFACE));
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if(Globals.bAnalog)
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AnalogClock(dcMem, Globals.MaxX, Globals.MaxY, Globals.bSeconds, Globals.bWithoutTitle);
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else
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DigitalClock(dcMem, Globals.MaxX, Globals.MaxY, Globals.bSeconds, Globals.hFont);
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/* Blit the changes to the screen */
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BitBlt(dc,
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ps.rcPaint.left, ps.rcPaint.top,
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ps.rcPaint.right - ps.rcPaint.left, ps.rcPaint.bottom - ps.rcPaint.top,
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dcMem,
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ps.rcPaint.left, ps.rcPaint.top,
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SRCCOPY);
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SelectObject(dcMem, bmOld);
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DeleteObject(bmMem);
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DeleteDC(dcMem);
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EndPaint(hWnd, &ps);
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}
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/***********************************************************************
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*
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* CLOCK_WndProc
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*/
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static LRESULT WINAPI CLOCK_WndProc (HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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switch (msg) {
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/* L button drag moves the window */
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case WM_NCHITTEST: {
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LRESULT ret = DefWindowProcW(hWnd, msg, wParam, lParam);
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if (ret == HTCLIENT)
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ret = HTCAPTION;
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return ret;
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}
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case WM_NCLBUTTONDBLCLK:
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case WM_LBUTTONDBLCLK: {
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CLOCK_ToggleTitle();
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break;
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}
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case WM_PAINT: {
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CLOCK_Paint(hWnd);
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break;
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}
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case WM_SIZE: {
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Globals.MaxX = LOWORD(lParam);
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Globals.MaxY = HIWORD(lParam);
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if (Globals.bAnalog && Globals.bWithoutTitle)
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{
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RECT rect;
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INT diameter = min( Globals.MaxX, Globals.MaxY );
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HRGN hrgn = CreateEllipticRgn( (Globals.MaxX - diameter) / 2,
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(Globals.MaxY - diameter) / 2,
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(Globals.MaxX + diameter) / 2,
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(Globals.MaxY + diameter) / 2 );
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GetWindowRect( hWnd, &rect );
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MapWindowPoints( 0, hWnd, (LPPOINT)&rect, 2 );
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OffsetRgn( hrgn, -rect.left, -rect.top );
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SetWindowRgn( Globals.hMainWnd, hrgn, TRUE );
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}
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CLOCK_ResetFont();
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break;
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}
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case WM_COMMAND: {
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CLOCK_MenuCommand(wParam);
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break;
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}
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case WM_TIMER: {
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/* Could just invalidate what has changed,
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* but it doesn't really seem worth the effort
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*/
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InvalidateRect(Globals.hMainWnd, NULL, FALSE);
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break;
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}
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case WM_DESTROY: {
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PostQuitMessage (0);
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break;
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}
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default:
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return DefWindowProcW(hWnd, msg, wParam, lParam);
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}
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return 0;
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}
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/***********************************************************************
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*
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* WinMain
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*/
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int PASCAL WinMain (HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
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{
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MSG msg;
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WNDCLASSW class;
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InitCommonControls();
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/* Setup Globals */
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memset(&Globals.hFont, 0, sizeof (Globals.hFont));
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Globals.bAnalog = TRUE;
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Globals.bSeconds = TRUE;
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if (!prev){
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class.style = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS;
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class.lpfnWndProc = CLOCK_WndProc;
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class.cbClsExtra = 0;
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class.cbWndExtra = 0;
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class.hInstance = hInstance;
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class.hIcon = LoadIconW(0, (LPCWSTR)IDI_APPLICATION);
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class.hCursor = LoadCursorW(0, (LPCWSTR)IDC_ARROW);
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class.hbrBackground = 0;
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class.lpszMenuName = 0;
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class.lpszClassName = L"CLClass";
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}
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if (!RegisterClassW(&class)) return FALSE;
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Globals.MaxX = Globals.MaxY = INITIAL_WINDOW_SIZE;
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Globals.hMainWnd = CreateWindowW(L"CLClass", L"Clock", WS_OVERLAPPEDWINDOW,
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CW_USEDEFAULT, CW_USEDEFAULT,
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Globals.MaxX, Globals.MaxY, 0,
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0, hInstance, 0);
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if (!CLOCK_ResetTimer())
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return FALSE;
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Globals.hMainMenu = LoadMenuW(0, MAKEINTRESOURCEW(MAIN_MENU));
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SetMenu(Globals.hMainWnd, Globals.hMainMenu);
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CLOCK_UpdateMenuCheckmarks();
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CLOCK_UpdateWindowCaption();
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ShowWindow (Globals.hMainWnd, show);
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UpdateWindow (Globals.hMainWnd);
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while (GetMessageW(&msg, 0, 0, 0)) {
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TranslateMessage(&msg);
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DispatchMessageW(&msg);
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}
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KillTimer(Globals.hMainWnd, TIMER_ID);
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DeleteObject(Globals.hFont);
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return 0;
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}
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