411 lines
11 KiB
C
411 lines
11 KiB
C
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#include "stdafx.h"
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#include "systray.h"
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#include "winuserp.h"
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// These two lines must be commented out before checkin
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//#define DBG 1
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//#include "..\..\..\osshell\accessib\inc\w95trace.c"
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#define DBPRINTF 1 ? (void)0 : (void)
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STICKYKEYS sk;
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int skIconShown = -1; // either -1 or displacement of icon
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HICON skIcon;
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MOUSEKEYS mk;
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DWORD mkStatus;
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int mkIconShown = -1; // either -1 or equivalent to mkStatus
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HICON mkIcon;
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FILTERKEYS fk;
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HICON fkIcon;
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extern HINSTANCE g_hInstance;
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void StickyKeys_UpdateStatus(HWND hWnd, BOOL bShowIcon);
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void StickyKeys_UpdateIcon(HWND hWnd, DWORD message);
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void MouseKeys_UpdateStatus(HWND hWnd, BOOL bShowIcon);
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void MouseKeys_UpdateIcon(HWND hWnd, DWORD message);
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void FilterKeys_UpdateStatus(HWND hWnd, BOOL bShowIcon);
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void FilterKeys_UpdateIcon(HWND hWnd, DWORD message);
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void NormalizeIcon(HICON *phIcon);
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extern DWORD g_uiShellHook; //shell hook window message
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__inline void RegShellHook(HWND hWnd)
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{
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// Only register the shell hook if it isn't yet registered
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if (!g_uiShellHook) {
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g_uiShellHook = RegisterWindowMessage(L"SHELLHOOK");
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RegisterShellHookWindow(hWnd);
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DBPRINTF(TEXT("RegShellHook\r\n"));
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}
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}
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__inline void UnregShellHook(HWND hWnd)
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{
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// Only unregister the shell hook if neither sticky keys or mouse keys is on
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if (skIconShown == -1 && mkIconShown == -1) {
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g_uiShellHook = 0;
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DeregisterShellHookWindow(hWnd);
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DBPRINTF(TEXT("UnregShellHook\r\n"));
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}
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}
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BOOL StickyKeys_CheckEnable(HWND hWnd)
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{
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BOOL bEnable;
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sk.cbSize = sizeof(sk);
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SystemParametersInfo(
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SPI_GETSTICKYKEYS,
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sizeof(sk),
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&sk,
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0);
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bEnable = sk.dwFlags & SKF_INDICATOR && sk.dwFlags & SKF_STICKYKEYSON;
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DBPRINTF(TEXT("StickyKeys_CheckEnable\r\n"));
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StickyKeys_UpdateStatus(hWnd, bEnable);
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return(bEnable);
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}
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void StickyKeys_UpdateStatus(HWND hWnd, BOOL bShowIcon) {
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if (bShowIcon != (skIconShown!= -1)) {
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if (bShowIcon) {
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StickyKeys_UpdateIcon(hWnd, NIM_ADD);
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RegShellHook(hWnd);
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} else {
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skIconShown = -1;
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UnregShellHook(hWnd);
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SysTray_NotifyIcon(hWnd, STWM_NOTIFYSTICKYKEYS, NIM_DELETE, NULL, NULL);
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if (skIcon) {
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DestroyIcon(skIcon);
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skIcon = NULL;
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}
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}
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}
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if (bShowIcon) {
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StickyKeys_UpdateIcon(hWnd, NIM_MODIFY);
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}
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}
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void StickyKeys_UpdateIcon(HWND hWnd, DWORD message)
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{
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LPTSTR lpsz;
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int iStickyOffset = 0;
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if (sk.dwFlags & SKF_LSHIFTLATCHED) iStickyOffset |= 1;
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if (sk.dwFlags & SKF_RSHIFTLATCHED) iStickyOffset |= 1;
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if (sk.dwFlags & SKF_LSHIFTLOCKED) iStickyOffset |= 1;
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if (sk.dwFlags & SKF_RSHIFTLOCKED) iStickyOffset |= 1;
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if (sk.dwFlags & SKF_LCTLLATCHED) iStickyOffset |= 2;
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if (sk.dwFlags & SKF_RCTLLATCHED) iStickyOffset |= 2;
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if (sk.dwFlags & SKF_LCTLLOCKED) iStickyOffset |= 2;
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if (sk.dwFlags & SKF_RCTLLOCKED) iStickyOffset |= 2;
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if (sk.dwFlags & SKF_LALTLATCHED) iStickyOffset |= 4;
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if (sk.dwFlags & SKF_RALTLATCHED) iStickyOffset |= 4;
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if (sk.dwFlags & SKF_LALTLOCKED) iStickyOffset |= 4;
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if (sk.dwFlags & SKF_RALTLOCKED) iStickyOffset |= 4;
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if (sk.dwFlags & SKF_LWINLATCHED) iStickyOffset |= 8;
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if (sk.dwFlags & SKF_RWINLATCHED) iStickyOffset |= 8;
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if (sk.dwFlags & SKF_LWINLOCKED) iStickyOffset |= 8;
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if (sk.dwFlags & SKF_RWINLOCKED) iStickyOffset |= 8;
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if ((!skIcon) || (iStickyOffset != skIconShown)) {
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if (skIcon) DestroyIcon(skIcon);
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skIcon = LoadImage(g_hInstance, MAKEINTRESOURCE(IDI_STK000 + iStickyOffset),
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IMAGE_ICON, 16, 16, 0);
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skIconShown = iStickyOffset;
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}
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lpsz = LoadDynamicString(IDS_STICKYKEYS);
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if (skIcon)
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{
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NormalizeIcon(&skIcon);
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SysTray_NotifyIcon(hWnd, STWM_NOTIFYSTICKYKEYS, message, skIcon, lpsz);
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}
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DeleteDynamicString(lpsz);
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}
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void StickyKeys_Notify(HWND hWnd, WPARAM wParam, LPARAM lParam)
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{
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switch (lParam)
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{
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case WM_LBUTTONDBLCLK:
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case WM_RBUTTONDBLCLK:
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WinExec("rundll32.exe Shell32.dll,Control_RunDLL access.cpl,,1",SW_SHOW);
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break;
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}
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}
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BOOL MouseKeys_CheckEnable(HWND hWnd)
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{
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BOOL bEnable;
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mk.cbSize = sizeof(mk);
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SystemParametersInfo(
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SPI_GETMOUSEKEYS,
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sizeof(mk),
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&mk,
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0);
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bEnable = mk.dwFlags & MKF_INDICATOR && mk.dwFlags & MKF_MOUSEKEYSON;
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DBPRINTF(TEXT("MouseKeys_CheckEnable\r\n"));
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MouseKeys_UpdateStatus(hWnd, bEnable);
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return(bEnable);
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}
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void MouseKeys_UpdateStatus(HWND hWnd, BOOL bShowIcon) {
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if (bShowIcon != (mkIconShown!= -1)) {
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if (bShowIcon) {
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MouseKeys_UpdateIcon(hWnd, NIM_ADD);
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RegShellHook(hWnd);
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} else {
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mkIconShown = -1;
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UnregShellHook(hWnd);
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SysTray_NotifyIcon(hWnd, STWM_NOTIFYMOUSEKEYS, NIM_DELETE, NULL, NULL);
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if (mkIcon) {
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DestroyIcon(mkIcon);
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mkIcon = NULL;
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}
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}
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}
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if (bShowIcon) {
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MouseKeys_UpdateIcon(hWnd, NIM_MODIFY);
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}
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}
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int MouseIcon[] = {
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IDI_MKPASS, // 00 00 no buttons selected
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IDI_MKGT, // 00 01 left selected, up
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IDI_MKTG, // 00 10 right selected, up
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IDI_MKGG, // 00 11 both selected, up
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IDI_MKPASS, // 01 00 no buttons selected
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IDI_MKBT, // 01 01 left selected, and down
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IDI_MKTG, // 01 10 right selected, up
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IDI_MKBG, // 01 11 both selected, left down, right up
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IDI_MKPASS, // 10 00 no buttons selected
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IDI_MKGT, // 10 01 left selected, right down
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IDI_MKTB, // 10 10 right selected, down
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IDI_MKGB, // 10 11 both selected, right down
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IDI_MKPASS, // 11 00 no buttons selected
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IDI_MKBT, // 11 01 left selected, down
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IDI_MKTB, // 11 10 right selected, down
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IDI_MKBB}; // 11 11 both selected, down
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void MouseKeys_UpdateIcon(HWND hWnd, DWORD message)
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{
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LPTSTR lpsz;
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int iMouseIcon = 0;
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if (!(mk.dwFlags & MKF_MOUSEMODE)) iMouseIcon = IDI_MKPASS;
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else {
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/*
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* Set up iMouseIcon as an index into the table first
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*/
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if (mk.dwFlags & MKF_LEFTBUTTONSEL) iMouseIcon |= 1;
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if (mk.dwFlags & MKF_RIGHTBUTTONSEL) iMouseIcon |= 2;
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if (mk.dwFlags & MKF_LEFTBUTTONDOWN) iMouseIcon |= 4;
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if (mk.dwFlags & MKF_RIGHTBUTTONDOWN) iMouseIcon |= 8;
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iMouseIcon = MouseIcon[iMouseIcon];
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}
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if ((!mkIcon) || (iMouseIcon != mkIconShown)) {
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if (mkIcon) DestroyIcon(mkIcon);
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mkIcon = LoadImage(g_hInstance, MAKEINTRESOURCE(iMouseIcon),
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IMAGE_ICON, 16, 16, 0);
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mkIconShown = iMouseIcon;
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}
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lpsz = LoadDynamicString(IDS_MOUSEKEYS);
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if (mkIcon)
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{
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NormalizeIcon(&mkIcon);
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SysTray_NotifyIcon(hWnd, STWM_NOTIFYMOUSEKEYS, message, mkIcon, lpsz);
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}
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DeleteDynamicString(lpsz);
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}
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void MouseKeys_Notify(HWND hWnd, WPARAM wParam, LPARAM lParam)
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{
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switch (lParam)
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{
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case WM_LBUTTONDBLCLK:
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case WM_RBUTTONDBLCLK:
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WinExec("rundll32.exe Shell32.dll,Control_RunDLL access.cpl,,4",SW_SHOW);
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break;
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}
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}
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BOOL FilterKeys_CheckEnable(HWND hWnd)
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{
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BOOL bEnable;
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fk.cbSize = sizeof(fk);
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SystemParametersInfo(
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SPI_GETFILTERKEYS,
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sizeof(fk),
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&fk,
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0);
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bEnable = fk.dwFlags & FKF_INDICATOR && fk.dwFlags & FKF_FILTERKEYSON;
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DBPRINTF(TEXT("FilterKeys_CheckEnable\r\n"));
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FilterKeys_UpdateStatus(hWnd, bEnable);
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return(bEnable);
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}
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void FilterKeys_UpdateStatus(HWND hWnd, BOOL bShowIcon) {
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if (bShowIcon != (fkIcon!= NULL)) {
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if (bShowIcon) {
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FilterKeys_UpdateIcon(hWnd, NIM_ADD);
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} else {
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SysTray_NotifyIcon(hWnd, STWM_NOTIFYFILTERKEYS, NIM_DELETE, NULL, NULL);
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if (fkIcon) {
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DestroyIcon(fkIcon);
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fkIcon = NULL;
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}
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}
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}
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}
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void FilterKeys_UpdateIcon(HWND hWnd, DWORD message)
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{
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LPTSTR lpsz;
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if (!fkIcon) {
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fkIcon = LoadImage(g_hInstance, MAKEINTRESOURCE(IDI_FILTER),
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IMAGE_ICON, 16, 16, 0);
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}
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lpsz = LoadDynamicString(IDS_FILTERKEYS);
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if (fkIcon)
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{
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NormalizeIcon(&fkIcon);
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SysTray_NotifyIcon(hWnd, STWM_NOTIFYFILTERKEYS, message, fkIcon, lpsz);
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}
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DeleteDynamicString(lpsz);
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}
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void FilterKeys_Notify(HWND hWnd, WPARAM wParam, LPARAM lParam)
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{
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switch (lParam)
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{
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case WM_LBUTTONDBLCLK:
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case WM_RBUTTONDBLCLK:
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WinExec("rundll32.exe Shell32.dll,Control_RunDLL access.cpl,,1",SW_SHOW);
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break;
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}
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}
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//
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// This function takes the resource icon and changes the dark blue
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// pixels to the window text color (black in normal mode or white
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// in high contrast).
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//
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// If any part of the conversion fails, the normal icon is unchanged.
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// If the conversion is successful, the normal icon is destroyed and
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// replaced with the converted one.
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//
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void NormalizeIcon(HICON *phIcon)
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{
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BITMAP BmpInfo;
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ICONINFO IconInfo;
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HBITMAP hCopyBmp = NULL;
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HDC hdcCopyBmp = NULL;
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HDC hdcIconBmp = NULL;
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ICONINFO ic;
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HICON hNewIcon = NULL;
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int i, j;
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COLORREF clr = GetSysColor(COLOR_WINDOWTEXT);
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HGDIOBJ hObjTmp1, hObjTmp2;
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if (!GetIconInfo(*phIcon, &IconInfo))
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{
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DBPRINTF(TEXT("GetIconInfo failed\r\n"));
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goto Cleanup;
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}
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if (!GetObject(IconInfo.hbmColor, sizeof(BITMAP), &BmpInfo ))
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{
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DBPRINTF(TEXT("GetObject failed\r\n"));
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goto Cleanup;
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}
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hCopyBmp = CreateBitmap(BmpInfo.bmWidth,
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BmpInfo.bmHeight,
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BmpInfo.bmPlanes, // Planes
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BmpInfo.bmBitsPixel, // BitsPerPel
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NULL); // bits
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if (!hCopyBmp)
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{
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DBPRINTF(TEXT("CreateBitmap failed\r\n"));
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goto Cleanup;
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}
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hdcCopyBmp = CreateCompatibleDC(NULL);
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if (!hdcCopyBmp)
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{
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DBPRINTF(TEXT("CreateCompatibleDC 1 failed\r\n"));
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goto Cleanup;
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}
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hObjTmp1 = SelectObject(hdcCopyBmp, hCopyBmp);
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// Select Icon bitmap into a memoryDC so we can use it
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hdcIconBmp = CreateCompatibleDC(NULL);
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if (!hdcIconBmp)
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{
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DBPRINTF(TEXT("CreateCompatibleDC 2 failed\r\n"));
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SelectObject(hdcCopyBmp, hObjTmp1); // restore original bitmap
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goto Cleanup;
|
||
|
|
}
|
||
|
|
hObjTmp2 = SelectObject(hdcIconBmp, IconInfo.hbmColor);
|
||
|
|
|
||
|
|
BitBlt( hdcCopyBmp,
|
||
|
|
0,
|
||
|
|
0,
|
||
|
|
BmpInfo.bmWidth,
|
||
|
|
BmpInfo.bmHeight,
|
||
|
|
hdcIconBmp,
|
||
|
|
0,
|
||
|
|
0,
|
||
|
|
SRCCOPY
|
||
|
|
);
|
||
|
|
|
||
|
|
ic.fIcon = TRUE; // This is an icon
|
||
|
|
ic.xHotspot = 0;
|
||
|
|
ic.yHotspot = 0;
|
||
|
|
ic.hbmMask = IconInfo.hbmMask;
|
||
|
|
|
||
|
|
for (i=0; i < BmpInfo.bmWidth; i++)
|
||
|
|
for (j=0; j < BmpInfo.bmHeight; j++)
|
||
|
|
{
|
||
|
|
COLORREF pel_value = GetPixel(hdcCopyBmp, i, j);
|
||
|
|
if (pel_value == (COLORREF) RGB(0,0,128)) // The color on icon resource is BLUE!!
|
||
|
|
SetPixel(hdcCopyBmp, i, j, clr); // Window-Text icon
|
||
|
|
}
|
||
|
|
|
||
|
|
ic.hbmColor = hCopyBmp;
|
||
|
|
|
||
|
|
hNewIcon = CreateIconIndirect(&ic);
|
||
|
|
if (hNewIcon)
|
||
|
|
{
|
||
|
|
DestroyIcon(*phIcon);
|
||
|
|
*phIcon = hNewIcon;
|
||
|
|
|
||
|
|
SelectObject(hdcIconBmp, hObjTmp2); // restore original bitmap
|
||
|
|
}
|
||
|
|
|
||
|
|
Cleanup:
|
||
|
|
if (hdcIconBmp)
|
||
|
|
DeleteDC(hdcIconBmp);
|
||
|
|
if (hdcCopyBmp)
|
||
|
|
DeleteDC(hdcCopyBmp);
|
||
|
|
if (hCopyBmp)
|
||
|
|
DeleteObject(hCopyBmp);
|
||
|
|
}
|