private int IndexToCommand(int idx)
{
TBBUTTON button = new TBBUTTON();
PInvoke.SendMessage(BreadcrumbController.Handle, TB_GETBUTTON, (IntPtr)idx, ref button);
return(button.idCommand);
}
private TrayItem GetTrayItem(int i, IntPtr hBuffer, IntPtr hProcess, IntPtr toolbarHwnd)
{
TBBUTTON tbButton = new TBBUTTON();
TrayItem trayItem = new TrayItem();
IntPtr hTBButton = Marshal.AllocHGlobal(Marshal.SizeOf(tbButton));
IntPtr hTrayItem = Marshal.AllocHGlobal(Marshal.SizeOf(trayItem));
IntPtr msgSuccess = SendMessage(toolbarHwnd, (int)TB.GETBUTTON, (IntPtr)i, hBuffer);
if (ReadProcessMemory(hProcess, hBuffer, hTBButton, Marshal.SizeOf(tbButton), out _))
{
tbButton = (TBBUTTON)Marshal.PtrToStructure(hTBButton, typeof(TBBUTTON));
if (tbButton.dwData != UIntPtr.Zero)
{
if (ReadProcessMemory(hProcess, tbButton.dwData, hTrayItem, Marshal.SizeOf(trayItem), out _))
{
trayItem = (TrayItem)Marshal.PtrToStructure(hTrayItem, typeof(TrayItem));
CairoLogger.Instance.Debug(
$"ExplorerTrayService: Got tray item: {trayItem.szIconText}");
}
}
}
return(trayItem);
}
private static bool GetMicrophoneInUseStatus()
{
var toolBarWindowHandle = GetToolbarWindowHandle();
if (toolBarWindowHandle == IntPtr.Zero)
{
return(false);
}
UInt32 count = User32.SendMessage(toolBarWindowHandle, TB.BUTTONCOUNT, 0, 0);
var microphoneInUse = false;
for (int i = 0; i < count; i++)
{
TBBUTTON tbButton = new TBBUTTON();
string text = String.Empty;
IntPtr ipWindowHandle = IntPtr.Zero;
bool b = GetTBButton(toolBarWindowHandle, i, ref tbButton, ref text, ref ipWindowHandle);
if (b)
{
if (text.Contains("is using your microphone"))
{
microphoneInUse = true;
break;
}
}
}
return(microphoneInUse);
}
public static unsafe bool GetToolbarButton(IntPtr hToolbar, int i, ref TBBUTTON tbButton)
{
// One page
const int BUFFER_SIZE = 0x1000;
byte[] localBuffer = new byte[BUFFER_SIZE];
UInt32 processId = 0;
UInt32 threadId = WinAPI.GetWindowThreadProcessId(hToolbar, out processId);
IntPtr hProcess = WinAPI.OpenProcess((int)WinAPI.ProcessAccessFlags.All, false, processId);
if (hProcess == IntPtr.Zero)
{
throw new ArgumentException("OpenProcess failed");
}
IntPtr ipRemoteBuffer = WinAPI.VirtualAllocEx(hProcess, IntPtr.Zero, BUFFER_SIZE, WinAPI.AllocationType.Commit, WinAPI.MemoryProtection.ExecuteReadWrite);
if (ipRemoteBuffer == IntPtr.Zero)
{
throw new ArgumentException("VirtualAllocEx failed");
}
// TBButton
fixed(TBBUTTON *pTBButton = &tbButton)
{
IntPtr ipTBButton = new IntPtr(pTBButton);
int b = (int)WinAPI.SendMessage(hToolbar, (int)WinAPI.ToolbarMessage.TB_GETBUTTON, (IntPtr)i, ipRemoteBuffer);
if (b == 0)
{
throw new ArgumentException("SendMessage TB_GETBUTTON failed");
}
// this is fixed
int ipBytesRead = 0;
bool b2 = WinAPI.ReadProcessMemory(hProcess, ipRemoteBuffer, ipTBButton, sizeof(TBBUTTON), out ipBytesRead);
if (!b2)
{
throw new ArgumentException("ReadProcessMemory failed");
}
}
WinAPI.VirtualFreeEx(
hProcess,
ipRemoteBuffer,
0,
WinAPI.AllocationType.Release);
WinAPI.CloseHandle(hProcess);
return(true);
}
protected override void OnHandleCreated(EventArgs e)
{
base.OnHandleCreated(e);
//设置imgList
SendMessage(this.Handle, 0x430, IntPtr.Zero, imgList.Handle);//TB_SETIMAGELIST
//准备添加按钮
int btnStructSize = Marshal.SizeOf(typeof(TBBUTTON));
SendMessage(this.Handle, 0x41E, new IntPtr(btnStructSize), IntPtr.Zero);//TB_BUTTONSTRUCTSIZE，必须在添加按钮前
//构建按钮信息
TBBUTTON btnStruct = new TBBUTTON
{
//iBitmap = 0,
//idCommand = 0,
fsState = 0x4, //TBSTATE_ENABLED
iString = SendMessage(this.Handle, 0x44D, 0, this.Text + '\0') //TB_ADDSTRING
};
if (this.isToggleMode)
{
btnStruct.fsStyle = 0x2;
} //BTNS_CHECK。作为切换按钮时
IntPtr btnStructStart = IntPtr.Zero;
try
{
btnStructStart = Marshal.AllocHGlobal(btnStructSize); //在非托管区创建一个指针
Marshal.StructureToPtr(btnStruct, btnStructStart, true); //把结构体塞到上述指针
//添加按钮
SendMessage(this.Handle, 0x444, new IntPtr(1) /*按钮数量*/, btnStructStart);//TB_ADDBUTTONS。从指针取按钮信息
//设置按钮尺寸刚好为ToolBar尺寸
AdjustButtonSize();
}
finally
{
if (btnStructStart != IntPtr.Zero)
{
Marshal.FreeHGlobal(btnStructStart);
}
}
}
public static ApplicationWindow GetNthApplicationWindowOnNotificationArea(IntPtr notificationAreaHwnd, int i)
{
var tbButton = new TBBUTTON();
var text = string.Empty;
var ipWindowHandle = IntPtr.Zero;
NotificationAreaWindow notificationAreaWindow;
var b = User32.GetTBButton(notificationAreaHwnd, i, ref tbButton, ref text, ref ipWindowHandle, out notificationAreaWindow);
if (!b)
{
return(null);
}
//if (!User32.KeepWindowHandleInAltTabList(notificationAreaWindow.MainWindowHandle))
//return null;
/*if (hash.Contains(notificationAreaWindow.MainWindowHandle))
* return null;
* hash.Add(notificationAreaWindow.MainWindowHandle);*/
uint processId = 0;
User32.GetWindowThreadProcessId(notificationAreaWindow.MainWindowHandle, out processId);
if (processId == 0)
{
return(null);
}
if (processId == App.ProcessId)
{
return(null);
}
var fileName = User32.GetWindowModuleFileNameFromHandle(notificationAreaWindow.MainWindowHandle);
if (fileName.ToLower().EndsWith("explorer.exe"))
{
return(null);
}
var window = new ApplicationWindow((int)processId, fileName, notificationAreaWindow);
return(window);
}
private void Ping(object sender, ElapsedEventArgs e)
{
// var process = Process.GetProcessesByName("Pandora").First();
var _ToolbarWindowHandle = GetSystemTrayHandle();
uint count = User32.SendMessage(_ToolbarWindowHandle, TB.BUTTONCOUNT, 0, 0);
for (int i = 0; i < count; i++)
{
TBBUTTON tbButton = new TBBUTTON();
string text = string.Empty;
IntPtr ipWindowHandle = IntPtr.Zero;
bool b = GetTBButton(_ToolbarWindowHandle, i, ref tbButton, ref text, ref ipWindowHandle);
if (text.StartsWith("Pandora"))
{
UpdateCurrentSong(text);
}
}
}
public static extern void SendMessage(IntPtr hWnd, int msg, int wParam, ref TBBUTTON lParam);
//タスクトレイアイコンのクリック処理
public static bool ClickTasktrayIcon(string tooltip)
{
const string TRAY_WINDOW = "Shell_TrayWnd";
const string TRAY_NOTIFYWINDOW = "TrayNotifyWnd";
const string TRAY_PAGER = "SysPager";
const string TOOLBAR_CONTROL = "ToolbarWindow32";
//タスクバーのハンドル取得
var taskbarWin = FindWindow(TRAY_WINDOW, null);
if (taskbarWin.Equals(IntPtr.Zero)) return false;
//通知領域のハンドル取得
var trayWin = FindWindowEx(taskbarWin, IntPtr.Zero, TRAY_NOTIFYWINDOW, null);
if (trayWin.Equals(IntPtr.Zero)) return false;
//SysPagerの有無確認。（XP/2000はSysPagerあり）
var tempWin = FindWindowEx(trayWin, IntPtr.Zero, TRAY_PAGER, null);
if (tempWin.Equals(IntPtr.Zero)) tempWin = trayWin;
//タスクトレイがツールバーで出来ているか確認
// → ツールバーでなければ終了
var toolWin = FindWindowEx(tempWin, IntPtr.Zero, TOOLBAR_CONTROL, null);
if (toolWin.Equals(IntPtr.Zero)) return false;
//タスクトレイのプロセス（Explorer）を取得し、外部から参照するために開く
int expPid = 0;
GetWindowThreadProcessId(toolWin, out expPid);
var hProc = OpenProcess(ProcessAccess.VMOperation | ProcessAccess.VMRead | ProcessAccess.VMWrite, false, expPid);
if (hProc.Equals(IntPtr.Zero)) return false;
//プロセスを閉じるためにtry-finally
try
{
var tbButtonLocal = new TBBUTTON(); //本プロセス内のタスクバーボタン情報作成（サイズ特定でのみ使用）
//Explorer内のタスクバーボタン格納メモリ確保
var ptbSysButton = VirtualAllocEx(hProc, IntPtr.Zero, (IntPtr)Marshal.SizeOf(tbButtonLocal), AllocationTypes.Reserve | AllocationTypes.Commit, MemoryProtectionTypes.ReadWrite);
if (ptbSysButton.Equals(IntPtr.Zero)) return false; //メモリ確保失敗
try
{
var tbButtonInfoLocal = new TBBUTTONINFO(); //本プロセス内ツールバーボタン詳細情報作成
//Explorer内のタスクバーボタン詳細情報格納メモリ確保
var ptbSysInfo = VirtualAllocEx(hProc, IntPtr.Zero, (IntPtr)Marshal.SizeOf(tbButtonInfoLocal), AllocationTypes.Reserve | AllocationTypes.Commit, MemoryProtectionTypes.ReadWrite);
if (ptbSysInfo.Equals(IntPtr.Zero)) return false; //メモリ確保失敗
try
{
const int titleSize = 256; //Tooltip文字列長
var title = ""; //Tooltip文字列
//共有メモリにTooltip読込メモリ確保
var pszTitle = Marshal.AllocCoTaskMem(titleSize);
if (pszTitle.Equals(IntPtr.Zero)) return false; //メモリ確保失敗
try
{
//Explorer内にTooltip読込メモリ確保
var pszSysTitle = VirtualAllocEx(hProc, IntPtr.Zero, (IntPtr)titleSize, AllocationTypes.Reserve | AllocationTypes.Commit, MemoryProtectionTypes.ReadWrite);
if (pszSysTitle.Equals(IntPtr.Zero)) return false; //メモリ確保失敗
try
{
//通知領域ボタン数取得
var iCount = (int)SendMessage(toolWin, (int)Sm_Message.TB_BUTTONCOUNT, new IntPtr(0), new IntPtr(0));
//左から順に情報取得
for (var i = 0; i < iCount; i++)
{
var dwBytes = 0; //読み書きバイト数
var tbButtonLocal2 = new TBBUTTON(); //ボタン情報
var tbButtonInfoLocal2 = new TBBUTTONINFO(); //ボタン詳細情報
//共有メモリにボタン情報読込メモリ確保
var ptrLocal = Marshal.AllocCoTaskMem(Marshal.SizeOf(tbButtonLocal));
if (ptrLocal.Equals(IntPtr.Zero)) return false; //メモリ確保失敗
try
{
Marshal.StructureToPtr(tbButtonLocal, ptrLocal, true); //共有メモリ初期化
//ボタン情報取得（idCommandを取得するため）
SendMessage(
toolWin,
(int)Sm_Message.TB_GETBUTTON,
new IntPtr(i),
ptbSysButton);
//Explorer内のメモリを共有メモリに読み込み
ReadProcessMemory(
hProc,
ptbSysButton,
ptrLocal,
(IntPtr)Marshal.SizeOf(tbButtonLocal),
out dwBytes);
//共有メモリの内容を構造体に変換
tbButtonLocal2 = (TBBUTTON)Marshal.PtrToStructure(
ptrLocal,
typeof(TBBUTTON));
}
finally
{
Marshal.FreeCoTaskMem(ptrLocal); //共有メモリ解放
}
//ボタン詳細情報を取得するためのマスク等を設定
tbButtonInfoLocal.cbSize = Marshal.SizeOf(tbButtonInfoLocal);
tbButtonInfoLocal.dwMask = (int)(ToolbarButtonMask.TBIF_COMMAND | ToolbarButtonMask.TBIF_LPARAM | ToolbarButtonMask.TBIF_TEXT);
tbButtonInfoLocal.pszText = pszSysTitle; //Tooltip書き込み先領域
tbButtonInfoLocal.cchText = titleSize;
//マスク設定等をExplorerのメモリへ書き込み
WriteProcessMemory(
hProc,
ptbSysInfo,
ref tbButtonInfoLocal,
(IntPtr)Marshal.SizeOf(tbButtonInfoLocal),
out dwBytes);
//ボタン詳細情報取得
SendMessage(
toolWin,
(int)Sm_Message.TB_GETBUTTONINFO,
tbButtonLocal2.idCommand,
ptbSysInfo);
//共有メモリにボタン詳細情報を読み込む領域確保
var ptrInfo = Marshal.AllocCoTaskMem(Marshal.SizeOf(tbButtonInfoLocal));
if (ptrInfo.Equals(IntPtr.Zero)) return false; //共有メモリ確保失敗
try
{
Marshal.StructureToPtr(tbButtonInfoLocal, ptrInfo, true); //共有メモリ初期化
//Explorer内のメモリを共有メモリに読み込み
ReadProcessMemory(
hProc,
ptbSysInfo,
ptrInfo,
(IntPtr)Marshal.SizeOf(tbButtonInfoLocal),
out dwBytes);
//共有メモリの内容を構造体に変換
tbButtonInfoLocal2 = (TBBUTTONINFO)Marshal.PtrToStructure(
ptrInfo,
typeof(TBBUTTONINFO));
}
finally
{
Marshal.FreeCoTaskMem(ptrInfo); //共有メモリ解放
}
//Tooltipの内容をExplorer内のメモリから共有メモリへ読込
ReadProcessMemory(hProc, pszSysTitle, pszTitle, (IntPtr)titleSize, out dwBytes);
//ローカル変数へ変換
title = Marshal.PtrToStringAnsi(pszTitle, titleSize);
//Tooltipが指定文字列を含んでいればクリック
if (title.Contains(tooltip))
{
//PostMessageでクリックを送るために、ボタン詳細情報のlParamでポイントされているTRAYNOTIFY情報が必要
var tNotify = new TRAYNOTIFY();
var tNotify2 = new TRAYNOTIFY();
//共有メモリ確保
var ptNotify = Marshal.AllocCoTaskMem(Marshal.SizeOf(tNotify));
if (ptNotify.Equals(IntPtr.Zero)) return false; //メモリ確保失敗
try
{
Marshal.StructureToPtr(tNotify, ptNotify, true); //初期化
//lParamのメモリを読込
ReadProcessMemory(
hProc,
tbButtonInfoLocal2.lParam,
ptNotify,
(IntPtr)Marshal.SizeOf(tNotify),
out dwBytes);
//構造体へ変換
tNotify2 = (TRAYNOTIFY)
Marshal.PtrToStructure(
ptNotify,
typeof(TRAYNOTIFY));
}
finally
{
Marshal.FreeCoTaskMem(ptNotify); //共有メモリ解放
}
//クリックするためには通知領域がアクティブでなければならない
SetForegroundWindow(tNotify2.hWnd);
//左クリック
PostMessage(tNotify2.hWnd, tNotify2.uCallbackMessage, (IntPtr)tNotify2.uID, (IntPtr)PM_Message.WM_LBUTTONDOWN);
PostMessage(tNotify2.hWnd, tNotify2.uCallbackMessage, (IntPtr)tNotify2.uID, (IntPtr)PM_Message.WM_LBUTTONUP);
return true;
}
}
return false; //該当なし
}
finally
{
VirtualFreeEx(hProc, pszSysTitle, (IntPtr)titleSize, MemoryFreeTypes.Release); //メモリ解放
}
}
finally
{
Marshal.FreeCoTaskMem(pszTitle); //共有メモリ解放
}
}
finally
{
VirtualFreeEx(hProc, ptbSysInfo, (IntPtr)Marshal.SizeOf(tbButtonInfoLocal), MemoryFreeTypes.Release); //メモリ解放
}
}
finally
{
VirtualFreeEx(hProc, ptbSysButton, (IntPtr)Marshal.SizeOf(tbButtonLocal), MemoryFreeTypes.Release); //メモリ解放
}
}
finally
{
CloseHandle(hProc); //Explorerのプロセス閉じる
}
}
public static extern IntPtr SendMessage(IntPtr hWnd, uint Msg, IntPtr wParam, ref TBBUTTON lParam);
public static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, out TBBUTTON lpBuffer, int dwSize, out int lpNumberOfBytesRead);
public static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, out TBBUTTON lpBuffer, int dwSize, out int lpNumberOfBytesRead);
// TODO-Linux: Implement if needed
public static int SendMessage(IntPtr hWnd, int msg, int wParam, ref TBBUTTON lParam)
{
Console.WriteLine("Warning using unimplemented method SendMessage");
return 0;
}
private static unsafe bool GetTBButton(IntPtr hToolbar, int i, ref TBBUTTON tbButton, ref string text, ref IntPtr ipWindowHandle)
{
// One page
const int BUFFER_SIZE = 0x1000;
byte[] localBuffer = new byte[BUFFER_SIZE];
UInt32 processId = 0;
UInt32 threadId = User32.GetWindowThreadProcessId(hToolbar, out processId);
IntPtr hProcess = Kernel32.OpenProcess(ProcessRights.ALL_ACCESS, false, processId);
if (hProcess == IntPtr.Zero)
{
Debug.Assert(false); return(false);
}
IntPtr ipRemoteBuffer = Kernel32.VirtualAllocEx(
hProcess,
IntPtr.Zero,
new UIntPtr(BUFFER_SIZE),
MemAllocationType.COMMIT,
MemoryProtection.PAGE_READWRITE);
if (ipRemoteBuffer == IntPtr.Zero)
{
Debug.Assert(false); return(false);
}
// TBButton
fixed(TBBUTTON *pTBButton = &tbButton)
{
IntPtr ipTBButton = new IntPtr(pTBButton);
int b = (int)User32.SendMessage(hToolbar, TB.GETBUTTON, (IntPtr)i, ipRemoteBuffer);
if (b == 0)
{
Debug.Assert(false); return(false);
}
// this is fixed
Int32 dwBytesRead = 0;
IntPtr ipBytesRead = new IntPtr(&dwBytesRead);
bool b2 = Kernel32.ReadProcessMemory(
hProcess,
ipRemoteBuffer,
ipTBButton,
new UIntPtr((uint)sizeof(TBBUTTON)),
ipBytesRead);
if (!b2)
{
Debug.Assert(false); return(false);
}
}
// button text
fixed(byte *pLocalBuffer = localBuffer)
{
IntPtr ipLocalBuffer = new IntPtr(pLocalBuffer);
int chars = (int)User32.SendMessage(hToolbar, TB.GETBUTTONTEXTW, (IntPtr)tbButton.idCommand, ipRemoteBuffer);
if (chars == -1)
{
Debug.Assert(false); return(false);
}
// this is fixed
Int32 dwBytesRead = 0;
IntPtr ipBytesRead = new IntPtr(&dwBytesRead);
bool b4 = Kernel32.ReadProcessMemory(
hProcess,
ipRemoteBuffer,
ipLocalBuffer,
new UIntPtr(BUFFER_SIZE),
ipBytesRead);
if (!b4)
{
Debug.Assert(false); return(false);
}
text = Marshal.PtrToStringUni(ipLocalBuffer, chars);
if (text == " ")
{
text = String.Empty;
}
}
Kernel32.VirtualFreeEx(
hProcess,
ipRemoteBuffer,
UIntPtr.Zero,
MemAllocationType.RELEASE);
Kernel32.CloseHandle(hProcess);
return(true);
}
//タスクトレイアイコンのクリック処理
public static bool ClickTasktrayIcon(string tooltip)
{
const string TRAY_WINDOW = "Shell_TrayWnd";
const string TRAY_NOTIFYWINDOW = "TrayNotifyWnd";
const string TRAY_PAGER = "SysPager";
const string TOOLBAR_CONTROL = "ToolbarWindow32";
//タスクバーのハンドル取得
var taskbarWin = FindWindow(TRAY_WINDOW, null);
if (taskbarWin.Equals(IntPtr.Zero))
{
return(false);
}
//通知領域のハンドル取得
var trayWin = FindWindowEx(taskbarWin, IntPtr.Zero, TRAY_NOTIFYWINDOW, null);
if (trayWin.Equals(IntPtr.Zero))
{
return(false);
}
//SysPagerの有無確認。（XP/2000はSysPagerあり）
var tempWin = FindWindowEx(trayWin, IntPtr.Zero, TRAY_PAGER, null);
if (tempWin.Equals(IntPtr.Zero))
{
tempWin = trayWin;
}
//タスクトレイがツールバーで出来ているか確認
// → ツールバーでなければ終了
var toolWin = FindWindowEx(tempWin, IntPtr.Zero, TOOLBAR_CONTROL, null);
if (toolWin.Equals(IntPtr.Zero))
{
return(false);
}
//タスクトレイのプロセス（Explorer）を取得し、外部から参照するために開く
int expPid = 0;
GetWindowThreadProcessId(toolWin, out expPid);
var hProc = OpenProcess(ProcessAccess.VMOperation | ProcessAccess.VMRead | ProcessAccess.VMWrite, false, expPid);
if (hProc.Equals(IntPtr.Zero))
{
return(false);
}
//プロセスを閉じるためにtry-finally
try
{
var tbButtonLocal = new TBBUTTON(); //本プロセス内のタスクバーボタン情報作成（サイズ特定でのみ使用）
//Explorer内のタスクバーボタン格納メモリ確保
var ptbSysButton = VirtualAllocEx(hProc, IntPtr.Zero, (IntPtr)Marshal.SizeOf(tbButtonLocal), AllocationTypes.Reserve | AllocationTypes.Commit, MemoryProtectionTypes.ReadWrite);
if (ptbSysButton.Equals(IntPtr.Zero))
{
return(false); //メモリ確保失敗
}
try
{
var tbButtonInfoLocal = new TBBUTTONINFO(); //本プロセス内ツールバーボタン詳細情報作成
//Explorer内のタスクバーボタン詳細情報格納メモリ確保
var ptbSysInfo = VirtualAllocEx(hProc, IntPtr.Zero, (IntPtr)Marshal.SizeOf(tbButtonInfoLocal), AllocationTypes.Reserve | AllocationTypes.Commit, MemoryProtectionTypes.ReadWrite);
if (ptbSysInfo.Equals(IntPtr.Zero))
{
return(false); //メモリ確保失敗
}
try
{
const int titleSize = 256; //Tooltip文字列長
var title = ""; //Tooltip文字列
//共有メモリにTooltip読込メモリ確保
var pszTitle = Marshal.AllocCoTaskMem(titleSize);
if (pszTitle.Equals(IntPtr.Zero))
{
return(false); //メモリ確保失敗
}
try
{
//Explorer内にTooltip読込メモリ確保
var pszSysTitle = VirtualAllocEx(hProc, IntPtr.Zero, (IntPtr)titleSize, AllocationTypes.Reserve | AllocationTypes.Commit, MemoryProtectionTypes.ReadWrite);
if (pszSysTitle.Equals(IntPtr.Zero))
{
return(false); //メモリ確保失敗
}
try
{
//通知領域ボタン数取得
var iCount = (int)SendMessage(toolWin, (int)Sm_Message.TB_BUTTONCOUNT, new IntPtr(0), new IntPtr(0));
//左から順に情報取得
for (var i = 0; i < iCount; i++)
{
var dwBytes = 0; //読み書きバイト数
var tbButtonLocal2 = new TBBUTTON(); //ボタン情報
var tbButtonInfoLocal2 = new TBBUTTONINFO(); //ボタン詳細情報
//共有メモリにボタン情報読込メモリ確保
var ptrLocal = Marshal.AllocCoTaskMem(Marshal.SizeOf(tbButtonLocal));
if (ptrLocal.Equals(IntPtr.Zero))
{
return(false); //メモリ確保失敗
}
try
{
Marshal.StructureToPtr(tbButtonLocal, ptrLocal, true); //共有メモリ初期化
//ボタン情報取得（idCommandを取得するため）
SendMessage(
toolWin,
(int)Sm_Message.TB_GETBUTTON,
new IntPtr(i),
ptbSysButton);
//Explorer内のメモリを共有メモリに読み込み
ReadProcessMemory(
hProc,
ptbSysButton,
ptrLocal,
(IntPtr)Marshal.SizeOf(tbButtonLocal),
out dwBytes);
//共有メモリの内容を構造体に変換
tbButtonLocal2 = (TBBUTTON)Marshal.PtrToStructure(
ptrLocal,
typeof(TBBUTTON));
}
finally
{
Marshal.FreeCoTaskMem(ptrLocal); //共有メモリ解放
}
//ボタン詳細情報を取得するためのマスク等を設定
tbButtonInfoLocal.cbSize = Marshal.SizeOf(tbButtonInfoLocal);
tbButtonInfoLocal.dwMask = (int)(ToolbarButtonMask.TBIF_COMMAND | ToolbarButtonMask.TBIF_LPARAM | ToolbarButtonMask.TBIF_TEXT);
tbButtonInfoLocal.pszText = pszSysTitle; //Tooltip書き込み先領域
tbButtonInfoLocal.cchText = titleSize;
//マスク設定等をExplorerのメモリへ書き込み
WriteProcessMemory(
hProc,
ptbSysInfo,
ref tbButtonInfoLocal,
(IntPtr)Marshal.SizeOf(tbButtonInfoLocal),
out dwBytes);
//ボタン詳細情報取得
SendMessage(
toolWin,
(int)Sm_Message.TB_GETBUTTONINFO,
tbButtonLocal2.idCommand,
ptbSysInfo);
//共有メモリにボタン詳細情報を読み込む領域確保
var ptrInfo = Marshal.AllocCoTaskMem(Marshal.SizeOf(tbButtonInfoLocal));
if (ptrInfo.Equals(IntPtr.Zero))
{
return(false); //共有メモリ確保失敗
}
try
{
Marshal.StructureToPtr(tbButtonInfoLocal, ptrInfo, true); //共有メモリ初期化
//Explorer内のメモリを共有メモリに読み込み
ReadProcessMemory(
hProc,
ptbSysInfo,
ptrInfo,
(IntPtr)Marshal.SizeOf(tbButtonInfoLocal),
out dwBytes);
//共有メモリの内容を構造体に変換
tbButtonInfoLocal2 = (TBBUTTONINFO)Marshal.PtrToStructure(
ptrInfo,
typeof(TBBUTTONINFO));
}
finally
{
Marshal.FreeCoTaskMem(ptrInfo); //共有メモリ解放
}
//Tooltipの内容をExplorer内のメモリから共有メモリへ読込
ReadProcessMemory(hProc, pszSysTitle, pszTitle, (IntPtr)titleSize, out dwBytes);
//ローカル変数へ変換
title = Marshal.PtrToStringAnsi(pszTitle, titleSize);
//Tooltipが指定文字列を含んでいればクリック
if (title.Contains(tooltip))
{
//PostMessageでクリックを送るために、ボタン詳細情報のlParamでポイントされているTRAYNOTIFY情報が必要
var tNotify = new TRAYNOTIFY();
var tNotify2 = new TRAYNOTIFY();
//共有メモリ確保
var ptNotify = Marshal.AllocCoTaskMem(Marshal.SizeOf(tNotify));
if (ptNotify.Equals(IntPtr.Zero))
{
return(false); //メモリ確保失敗
}
try
{
Marshal.StructureToPtr(tNotify, ptNotify, true); //初期化
//lParamのメモリを読込
ReadProcessMemory(
hProc,
tbButtonInfoLocal2.lParam,
ptNotify,
(IntPtr)Marshal.SizeOf(tNotify),
out dwBytes);
//構造体へ変換
tNotify2 = (TRAYNOTIFY)
Marshal.PtrToStructure(
ptNotify,
typeof(TRAYNOTIFY));
}
finally
{
Marshal.FreeCoTaskMem(ptNotify); //共有メモリ解放
}
//クリックするためには通知領域がアクティブでなければならない
SetForegroundWindow(tNotify2.hWnd);
//左クリック
PostMessage(tNotify2.hWnd, tNotify2.uCallbackMessage, (IntPtr)tNotify2.uID, (IntPtr)PM_Message.WM_LBUTTONDOWN);
PostMessage(tNotify2.hWnd, tNotify2.uCallbackMessage, (IntPtr)tNotify2.uID, (IntPtr)PM_Message.WM_LBUTTONUP);
return(true);
}
}
return(false); //該当なし
}
finally
{
VirtualFreeEx(hProc, pszSysTitle, (IntPtr)titleSize, MemoryFreeTypes.Release); //メモリ解放
}
}
finally
{
Marshal.FreeCoTaskMem(pszTitle); //共有メモリ解放
}
}
finally
{
VirtualFreeEx(hProc, ptbSysInfo, (IntPtr)Marshal.SizeOf(tbButtonInfoLocal), MemoryFreeTypes.Release); //メモリ解放
}
}
finally
{
VirtualFreeEx(hProc, ptbSysButton, (IntPtr)Marshal.SizeOf(tbButtonLocal), MemoryFreeTypes.Release); //メモリ解放
}
}
finally
{
CloseHandle(hProc); //Explorerのプロセス閉じる
}
}
public static unsafe bool GetTBButton(IntPtr hToolbar, int i, ref TBBUTTON tbButton, ref string text, ref IntPtr ipWindowHandle, out NotificationAreaWindow notificationAreaWindow)
{
notificationAreaWindow = new NotificationAreaWindow();
// One page
const int BUFFER_SIZE = 0x1000;
var localBuffer = new byte[BUFFER_SIZE];
uint processId = 0;
uint threadId = User32.GetWindowThreadProcessId(hToolbar, out processId);
var hProcess = Kernel32.OpenProcess(ProcessRights.ALL_ACCESS, false, processId);
if (hProcess == IntPtr.Zero)
{
Debug.Assert(false); return(false);
}
var ipRemoteBuffer = Kernel32.VirtualAllocEx(
hProcess,
IntPtr.Zero,
new UIntPtr(BUFFER_SIZE),
MemAllocationType.COMMIT,
MemoryProtection.PAGE_READWRITE);
if (ipRemoteBuffer == IntPtr.Zero)
{
Debug.Assert(false); return(false);
}
// TBButton
fixed(TBBUTTON *pTbButton = &tbButton)
{
var ipTbButton = new IntPtr(pTbButton);
var b = (int)User32.SendMessage(hToolbar, TB.GETBUTTON, (IntPtr)i, ipRemoteBuffer);
if (b == 0)
{
Debug.Assert(false); return(false);
}
var dwBytesRead = 0;
var ipBytesRead = new IntPtr(&dwBytesRead);
var b2 = Kernel32.ReadProcessMemory(
hProcess,
ipRemoteBuffer,
ipTbButton,
new UIntPtr((uint)sizeof(TBBUTTON)),
ipBytesRead);
if (!b2)
{
Debug.Assert(false); return(false);
}
}
// button text
fixed(byte *pLocalBuffer = localBuffer)
{
var ipLocalBuffer = new IntPtr(pLocalBuffer);
var chars = (int)User32.SendMessage(hToolbar, TB.GETBUTTONTEXTW, (IntPtr)tbButton.idCommand, ipRemoteBuffer);
if (chars == -1)
{
Debug.Assert(false); return(false);
}
var dwBytesRead = 0;
var ipBytesRead = new IntPtr(&dwBytesRead);
var b4 = Kernel32.ReadProcessMemory(
hProcess,
ipRemoteBuffer,
ipLocalBuffer,
new UIntPtr(BUFFER_SIZE),
ipBytesRead);
if (!b4)
{
Debug.Assert(false); return(false);
}
text = Marshal.PtrToStringUni(ipLocalBuffer, chars);
if (text == " ")
{
text = String.Empty;
}
}
// window handle
fixed(byte *pLocalBuffer = localBuffer)
{
var ipLocalBuffer = new IntPtr(pLocalBuffer);
var dwBytesRead = 0;
var ipBytesRead = new IntPtr(&dwBytesRead);
var ipRemoteData = tbButton.dwData;
var b4 = Kernel32.ReadProcessMemory(
hProcess,
ipRemoteData,
ipLocalBuffer,
new UIntPtr(4),
ipBytesRead);
if (!b4)
{
Debug.Assert(false); return(false);
}
if (dwBytesRead != 4)
{
Debug.Assert(false); return(false);
}
var iWindowHandle = BitConverter.ToInt32(localBuffer, 0);
if (iWindowHandle == -1)
{
Debug.Assert(false);
} //return false; }
ipWindowHandle = new IntPtr(iWindowHandle);
}
var rect = default(RECT);
uint dwTrayProcessID = 0;
GetWindowThreadProcessId(hToolbar, out dwTrayProcessID);
if (dwTrayProcessID <= 0)
{
return(false);
}
var hTrayProc = Kernel32.OpenProcess(PROCESS_ALL_ACCESS, 0, dwTrayProcessID);
if (hTrayProc == IntPtr.Zero)
{
return(false);
}
var lpData = Kernel32.VirtualAllocEx(hTrayProc, IntPtr.Zero, Marshal.SizeOf(tbButton.GetType()), MEM_COMMIT, PAGE_READWRITE);
if (lpData == IntPtr.Zero)
{
Kernel32.CloseHandle(hTrayProc); return(false);
}
// Show tray icon if hidden
//if ((tbButton.fsState & (byte)TBSTATE_HIDDEN) == (byte)TBSTATE_HIDDEN) SendMessage(hToolbar, TB_HIDEBUTTON, tbButton.idCommand, 1);
// Get rectangle of tray icon
var dwBytesRead2 = -1;
var rectNotifyIcon = new RECT(0, 0, 0, 0);
var byteBuffer3 = new byte[Marshal.SizeOf(rectNotifyIcon.GetType())];
SendMessage(hToolbar, TB.GETITEMRECT, tbButton.idCommand, lpData);
Kernel32.ReadProcessMemory(hTrayProc, lpData, byteBuffer3, Marshal.SizeOf(rectNotifyIcon.GetType()), out dwBytesRead2);
if (dwBytesRead2 < Marshal.SizeOf(rectNotifyIcon.GetType()))
{
return(false);
}
var ptrOut2 = Marshal.AllocHGlobal(Marshal.SizeOf(rectNotifyIcon.GetType()));
Marshal.Copy(byteBuffer3, 0, ptrOut2, byteBuffer3.Length);
rectNotifyIcon = (RECT)Marshal.PtrToStructure(ptrOut2, typeof(RECT));
//MapWindowPoints(hToolbar, IntPtr.Zero, ref rectNotifyIcon, 2);
// Display coordinates
var c = GetRect(hToolbar);
System.Diagnostics.Debug.Print("{4} ICONS COORDINATES ARE: Top: {0}, Left: {1}, Bottom: {2}, Right: {3}",
rectNotifyIcon.Top - c.Top,
rectNotifyIcon.Left - c.Left,
(rectNotifyIcon.Bottom - c.Bottom) + rectNotifyIcon.Height,
rectNotifyIcon.Right - c.Right,
text);
Kernel32.VirtualFreeEx(hTrayProc, lpData, UIntPtr.Zero, MEM_RELEASE);
Kernel32.CloseHandle(hTrayProc);
rect = new RECT(
rectNotifyIcon.Left - c.Left,
rectNotifyIcon.Top - c.Top,
rectNotifyIcon.Right - c.Right,
(rectNotifyIcon.Bottom - c.Bottom) + rectNotifyIcon.Height);
Kernel32.VirtualFreeEx(
hProcess,
ipRemoteBuffer,
UIntPtr.Zero,
MemAllocationType.RELEASE);
Kernel32.CloseHandle(hProcess);
notificationAreaWindow = new NotificationAreaWindow()
{
TBBUTTON = tbButton,
MainWindowHandle = ipWindowHandle,
ToolBarIconHandle = hToolbar,
Text = text,
RECT = rect
};
return(true);
}
public static extern void SendMessage(IntPtr hWnd, int msg, int wParam, ref TBBUTTON lParam);
protected override void OnHandleCreated(EventArgs e)
{
base.OnHandleCreated(e);
//设置imgList
SendMessage(this.Handle, 0x430, IntPtr.Zero, imgList.Handle);//TB_SETIMAGELIST
//准备添加按钮
int btnStructSize = Marshal.SizeOf(typeof(TBBUTTON));
SendMessage(this.Handle, 0x41E, new IntPtr(btnStructSize), IntPtr.Zero);//TB_BUTTONSTRUCTSIZE，必须在添加按钮前
//构建按钮信息
TBBUTTON btnStruct = new TBBUTTON
{
//iBitmap = 0,
//idCommand = 0,
fsState = 0x4, //TBSTATE_ENABLED
iString = SendMessage(this.Handle, 0x44D, 0, this.Text + '\0')//TB_ADDSTRING
};
if (this.isToggleMode) { btnStruct.fsStyle = 0x2; }//BTNS_CHECK。作为切换按钮时
IntPtr btnStructStart = IntPtr.Zero;
try
{
btnStructStart = Marshal.AllocHGlobal(btnStructSize);//在非托管区创建一个指针
Marshal.StructureToPtr(btnStruct, btnStructStart, true);//把结构体塞到上述指针
//添加按钮
SendMessage(this.Handle, 0x444, new IntPtr(1)/*按钮数量*/, btnStructStart);//TB_ADDBUTTONS。从指针取按钮信息
//设置按钮尺寸刚好为ToolBar尺寸
AdjustButtonSize();
}
finally
{
if (btnStructStart != IntPtr.Zero) { Marshal.FreeHGlobal(btnStructStart); }
}
}
