private ShowDesktop() {
// create a reference window to detect show desktop
referenceWindow = new NativeWindow();
CreateParams cp = new CreateParams();
cp.ExStyle = GadgetWindow.WS_EX_TOOLWINDOW;
cp.Caption = referenceWindowCaption;
referenceWindow.CreateHandle(cp);
NativeMethods.SetWindowPos(referenceWindow.Handle,
GadgetWindow.HWND_BOTTOM, 0, 0, 0, 0, GadgetWindow.SWP_NOMOVE |
GadgetWindow.SWP_NOSIZE | GadgetWindow.SWP_NOACTIVATE |
GadgetWindow.SWP_NOSENDCHANGING);
// start a repeated timer to detect "Show Desktop" events
timer = new System.Threading.Timer(OnTimer, null,
System.Threading.Timeout.Infinite, System.Threading.Timeout.Infinite);
}
// will ensure that the toolTip window was created
public void CreateToolTipHandle()
{
if (tipWindow == null || tipWindow.Handle == IntPtr.Zero)
{
NativeMethods.INITCOMMONCONTROLSEX icc = new NativeMethods.INITCOMMONCONTROLSEX();
icc.dwICC = NativeMethods.ICC_TAB_CLASSES;
icc.dwSize = Marshal.SizeOf(icc);
SafeNativeMethods.InitCommonControlsEx(icc);
CreateParams cparams = new CreateParams();
cparams.Parent = dataGrid.Handle;
cparams.ClassName = NativeMethods.TOOLTIPS_CLASS;
cparams.Style = NativeMethods.TTS_ALWAYSTIP;
tipWindow = new NativeWindow();
tipWindow.CreateHandle(cparams);
UnsafeNativeMethods.SendMessage(new HandleRef(tipWindow, tipWindow.Handle), NativeMethods.TTM_SETMAXTIPWIDTH, 0, SystemInformation.MaxWindowTrackSize.Width);
SafeNativeMethods.SetWindowPos(new HandleRef(tipWindow, tipWindow.Handle), NativeMethods.HWND_NOTOPMOST, 0, 0, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOMOVE | NativeMethods.SWP_NOACTIVATE);
UnsafeNativeMethods.SendMessage(new HandleRef(tipWindow, tipWindow.Handle), NativeMethods.TTM_SETDELAYTIME, NativeMethods.TTDT_INITIAL, 0);
}
}
// will ensure that the toolTip window was created
public void CreateToolTipHandle()
{
if (tipWindow == null || tipWindow.Handle == IntPtr.Zero)
{
NativeMethods.INITCOMMONCONTROLSEX icc = new NativeMethods.INITCOMMONCONTROLSEX();
icc.dwICC = NativeMethods.ICC_TAB_CLASSES;
icc.dwSize = Marshal.SizeOf(icc);
SafeNativeMethods.InitCommonControlsEx(icc);
CreateParams cparams = new CreateParams();
cparams.Parent = dataGrid.Handle;
cparams.ClassName = NativeMethods.TOOLTIPS_CLASS;
cparams.Style = NativeMethods.TTS_ALWAYSTIP;
tipWindow = new NativeWindow();
tipWindow.CreateHandle(cparams);
UnsafeNativeMethods.SendMessage(new HandleRef(tipWindow, tipWindow.Handle), NativeMethods.TTM_SETMAXTIPWIDTH, 0, SystemInformation.MaxWindowTrackSize.Width);
SafeNativeMethods.SetWindowPos(new HandleRef(tipWindow, tipWindow.Handle), NativeMethods.HWND_NOTOPMOST, 0, 0, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOMOVE | NativeMethods.SWP_NOACTIVATE);
UnsafeNativeMethods.SendMessage(new HandleRef(tipWindow, tipWindow.Handle), NativeMethods.TTM_SETDELAYTIME, NativeMethods.TTDT_INITIAL, 0);
}
}
//==============================================================
/// <summary>
/// 通过向指定的按键发送KeyUp来恢复状态
/// </summary>
/// <param name="c"></param>
/// <param name="allKeys"></param>
public static void TryResetKeys(params IEnumerable<VirtualKeyCode>[] allKeys)
{
var dummyWnd = new NativeWindow();
try
{
//如果被系统或者杀毒软件阻止， 则发送给自己的一个窗口，这样避免被在此拦截。
dummyWnd.CreateHandle(new CreateParams(){ExStyle = (int) (User32.WS_EX.WS_EX_LAYERED | User32.WS_EX.WS_EX_TOOLWINDOW)});
User32.ShowWindow(dummyWnd.Handle, User32.SW.SW_SHOWNORMAL);
var sim = new InputSimulator();
sim.Keyboard.Sleep(10);
foreach (var keys in allKeys)
{
foreach (var k in keys)
{
User32.SetForegroundWindow(dummyWnd.Handle);
sim.Keyboard.KeyUp(k);
}
}
}
catch (Exception)
{
Debug.WriteLine("恢复键盘状态失败");
#if TEST
throw;
#endif
}
finally
{
dummyWnd.DestroyHandle();
}
}
public DialogResult ShowDialog(IWin32Window owner)
{
System.Windows.Forms.IntSecurity.SafeSubWindows.Demand();
if (!SystemInformation.UserInteractive)
{
throw new InvalidOperationException(System.Windows.Forms.SR.GetString("CantShowModalOnNonInteractive"));
}
NativeWindow window = null;
IntPtr zero = IntPtr.Zero;
DialogResult cancel = DialogResult.Cancel;
try
{
if (owner != null)
{
zero = Control.GetSafeHandle(owner);
}
if (zero == IntPtr.Zero)
{
zero = System.Windows.Forms.UnsafeNativeMethods.GetActiveWindow();
}
if (zero == IntPtr.Zero)
{
window = new NativeWindow();
window.CreateHandle(new CreateParams());
zero = window.Handle;
}
if (helpMsg == 0)
{
helpMsg = System.Windows.Forms.SafeNativeMethods.RegisterWindowMessage("commdlg_help");
}
System.Windows.Forms.NativeMethods.WndProc d = new System.Windows.Forms.NativeMethods.WndProc(this.OwnerWndProc);
this.hookedWndProc = Marshal.GetFunctionPointerForDelegate(d);
IntPtr userCookie = IntPtr.Zero;
try
{
this.defOwnerWndProc = System.Windows.Forms.UnsafeNativeMethods.SetWindowLong(new HandleRef(this, zero), -4, d);
if (Application.UseVisualStyles)
{
userCookie = System.Windows.Forms.UnsafeNativeMethods.ThemingScope.Activate();
}
Application.BeginModalMessageLoop();
try
{
cancel = this.RunDialog(zero) ? DialogResult.OK : DialogResult.Cancel;
}
finally
{
Application.EndModalMessageLoop();
}
return(cancel);
}
finally
{
IntPtr windowLong = System.Windows.Forms.UnsafeNativeMethods.GetWindowLong(new HandleRef(this, zero), -4);
if ((IntPtr.Zero != this.defOwnerWndProc) || (windowLong != this.hookedWndProc))
{
System.Windows.Forms.UnsafeNativeMethods.SetWindowLong(new HandleRef(this, zero), -4, new HandleRef(this, this.defOwnerWndProc));
}
System.Windows.Forms.UnsafeNativeMethods.ThemingScope.Deactivate(userCookie);
this.defOwnerWndProc = IntPtr.Zero;
this.hookedWndProc = IntPtr.Zero;
GC.KeepAlive(d);
}
}
finally
{
if (window != null)
{
window.DestroyHandle();
}
}
return(cancel);
}
public DialogResult ShowDialog( IWin32Window owner ) {
IntSecurity.SafeSubWindows.Demand();
if (!SystemInformation.UserInteractive) {
throw new InvalidOperationException(SR.GetString(SR.CantShowModalOnNonInteractive));
}
NativeWindow native = null;//This will be used if there is no owner or active window (declared here so it can be kept alive)
IntPtr hwndOwner = IntPtr.Zero;
DialogResult result = DialogResult.Cancel;
try {
if (owner != null) {
hwndOwner = Control.GetSafeHandle(owner);
}
if (hwndOwner == IntPtr.Zero) {
hwndOwner = UnsafeNativeMethods.GetActiveWindow();
}
if (hwndOwner == IntPtr.Zero) {
//We will have to create our own Window
native = new NativeWindow();
native.CreateHandle(new CreateParams());
hwndOwner = native.Handle;
}
if (helpMsg == 0) {
helpMsg = SafeNativeMethods.RegisterWindowMessage("commdlg_help");
}
NativeMethods.WndProc ownerProc = new NativeMethods.WndProc(this.OwnerWndProc);
hookedWndProc = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(ownerProc);
System.Diagnostics.Debug.Assert(IntPtr.Zero == defOwnerWndProc, "The previous subclass wasn't properly cleaned up");
IntPtr userCookie = IntPtr.Zero;
try {
//UnsafeNativeMethods.[Get|Set]WindowLong is smart enough to call SetWindowLongPtr on 64-bit OS
defOwnerWndProc = UnsafeNativeMethods.SetWindowLong(new HandleRef(this, hwndOwner), NativeMethods.GWL_WNDPROC, ownerProc);
if (Application.UseVisualStyles) {
userCookie = UnsafeNativeMethods.ThemingScope.Activate();
}
Application.BeginModalMessageLoop();
try {
result = RunDialog(hwndOwner) ? DialogResult.OK : DialogResult.Cancel;
}
finally {
Application.EndModalMessageLoop();
}
}
finally {
IntPtr currentSubClass = UnsafeNativeMethods.GetWindowLong(new HandleRef(this, hwndOwner), NativeMethods.GWL_WNDPROC);
if ( IntPtr.Zero != defOwnerWndProc || currentSubClass != hookedWndProc) {
UnsafeNativeMethods.SetWindowLong(new HandleRef(this, hwndOwner), NativeMethods.GWL_WNDPROC, new HandleRef(this, defOwnerWndProc));
}
UnsafeNativeMethods.ThemingScope.Deactivate(userCookie);
defOwnerWndProc = IntPtr.Zero;
hookedWndProc = IntPtr.Zero;
//Ensure that the subclass delegate will not be GC collected until after it has been subclassed
GC.KeepAlive(ownerProc);
}
}
finally {
if (null != native) {
native.DestroyHandle();
}
}
return result;
}
public DialogResult ShowDialog(IWin32Window owner)
{
if (!SystemInformation.UserInteractive)
{
throw new InvalidOperationException(SR.CantShowModalOnNonInteractive);
}
NativeWindow native = null;//This will be used if there is no owner or active window (declared here so it can be kept alive)
IntPtr hwndOwner = IntPtr.Zero;
DialogResult result = DialogResult.Cancel;
try {
if (owner != null)
{
hwndOwner = Control.GetSafeHandle(owner);
}
if (hwndOwner == IntPtr.Zero)
{
hwndOwner = UnsafeNativeMethods.GetActiveWindow();
}
if (hwndOwner == IntPtr.Zero)
{
//We will have to create our own Window
native = new NativeWindow();
native.CreateHandle(new CreateParams());
hwndOwner = native.Handle;
}
if (helpMsg == 0)
{
helpMsg = SafeNativeMethods.RegisterWindowMessage("commdlg_help");
}
NativeMethods.WndProc ownerProc = new NativeMethods.WndProc(this.OwnerWndProc);
hookedWndProc = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(ownerProc);
System.Diagnostics.Debug.Assert(IntPtr.Zero == defOwnerWndProc, "The previous subclass wasn't properly cleaned up");
IntPtr userCookie = IntPtr.Zero;
try {
//UnsafeNativeMethods.[Get|Set]WindowLong is smart enough to call SetWindowLongPtr on 64-bit OS
defOwnerWndProc = UnsafeNativeMethods.SetWindowLong(new HandleRef(this, hwndOwner), NativeMethods.GWL_WNDPROC, ownerProc);
if (Application.UseVisualStyles)
{
userCookie = UnsafeNativeMethods.ThemingScope.Activate();
}
Application.BeginModalMessageLoop();
try {
result = RunDialog(hwndOwner) ? DialogResult.OK : DialogResult.Cancel;
}
finally {
Application.EndModalMessageLoop();
}
}
finally {
IntPtr currentSubClass = UnsafeNativeMethods.GetWindowLong(new HandleRef(this, hwndOwner), NativeMethods.GWL_WNDPROC);
if (IntPtr.Zero != defOwnerWndProc || currentSubClass != hookedWndProc)
{
UnsafeNativeMethods.SetWindowLong(new HandleRef(this, hwndOwner), NativeMethods.GWL_WNDPROC, new HandleRef(this, defOwnerWndProc));
}
UnsafeNativeMethods.ThemingScope.Deactivate(userCookie);
defOwnerWndProc = IntPtr.Zero;
hookedWndProc = IntPtr.Zero;
//Ensure that the subclass delegate will not be GC collected until after it has been subclassed
GC.KeepAlive(ownerProc);
}
}
finally {
if (null != native)
{
native.DestroyHandle();
}
}
return(result);
}
/// <include file='doc\ErrorProvider.uex' path='docs/doc[@for="ErrorProvider.ErrorWindow.EnsureCreated"]/*' />
/// <devdoc>
/// Make sure the error window is created, and the tooltip window is created.
/// </devdoc>
bool EnsureCreated() {
if (Handle == IntPtr.Zero) {
if (!parent.IsHandleCreated)
{
return false;
}
CreateParams cparams = new CreateParams();
cparams.Caption = String.Empty;
cparams.Style = NativeMethods.WS_VISIBLE | NativeMethods.WS_CHILD;
cparams.ClassStyle = NativeMethods.CS_DBLCLKS;
cparams.X = 0;
cparams.Y = 0;
cparams.Width = 0;
cparams.Height = 0;
cparams.Parent = parent.Handle;
CreateHandle(cparams);
NativeMethods.INITCOMMONCONTROLSEX icc = new NativeMethods.INITCOMMONCONTROLSEX();
icc.dwICC = NativeMethods.ICC_TAB_CLASSES;
icc.dwSize = Marshal.SizeOf(icc);
SafeNativeMethods.InitCommonControlsEx(icc);
cparams = new CreateParams();
cparams.Parent = Handle;
cparams.ClassName = NativeMethods.TOOLTIPS_CLASS;
cparams.Style = NativeMethods.TTS_ALWAYSTIP;
tipWindow = new NativeWindow();
tipWindow.CreateHandle(cparams);
UnsafeNativeMethods.SendMessage(new HandleRef(tipWindow, tipWindow.Handle), NativeMethods.TTM_SETMAXTIPWIDTH, 0, SystemInformation.MaxWindowTrackSize.Width);
SafeNativeMethods.SetWindowPos(new HandleRef(tipWindow, tipWindow.Handle), NativeMethods.HWND_TOP, 0, 0, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOMOVE | NativeMethods.SWP_NOACTIVATE);
UnsafeNativeMethods.SendMessage(new HandleRef(tipWindow, tipWindow.Handle), NativeMethods.TTM_SETDELAYTIME, NativeMethods.TTDT_INITIAL, 0);
}
return true;
}
public DialogResult ShowDialog(IWin32Window owner)
{
System.Windows.Forms.IntSecurity.SafeSubWindows.Demand();
if (!SystemInformation.UserInteractive)
{
throw new InvalidOperationException(System.Windows.Forms.SR.GetString("CantShowModalOnNonInteractive"));
}
NativeWindow window = null;
IntPtr zero = IntPtr.Zero;
DialogResult cancel = DialogResult.Cancel;
try
{
if (owner != null)
{
zero = Control.GetSafeHandle(owner);
}
if (zero == IntPtr.Zero)
{
zero = System.Windows.Forms.UnsafeNativeMethods.GetActiveWindow();
}
if (zero == IntPtr.Zero)
{
window = new NativeWindow();
window.CreateHandle(new CreateParams());
zero = window.Handle;
}
if (helpMsg == 0)
{
helpMsg = System.Windows.Forms.SafeNativeMethods.RegisterWindowMessage("commdlg_help");
}
System.Windows.Forms.NativeMethods.WndProc d = new System.Windows.Forms.NativeMethods.WndProc(this.OwnerWndProc);
this.hookedWndProc = Marshal.GetFunctionPointerForDelegate(d);
IntPtr userCookie = IntPtr.Zero;
try
{
this.defOwnerWndProc = System.Windows.Forms.UnsafeNativeMethods.SetWindowLong(new HandleRef(this, zero), -4, d);
if (Application.UseVisualStyles)
{
userCookie = System.Windows.Forms.UnsafeNativeMethods.ThemingScope.Activate();
}
Application.BeginModalMessageLoop();
try
{
cancel = this.RunDialog(zero) ? DialogResult.OK : DialogResult.Cancel;
}
finally
{
Application.EndModalMessageLoop();
}
return cancel;
}
finally
{
IntPtr windowLong = System.Windows.Forms.UnsafeNativeMethods.GetWindowLong(new HandleRef(this, zero), -4);
if ((IntPtr.Zero != this.defOwnerWndProc) || (windowLong != this.hookedWndProc))
{
System.Windows.Forms.UnsafeNativeMethods.SetWindowLong(new HandleRef(this, zero), -4, new HandleRef(this, this.defOwnerWndProc));
}
System.Windows.Forms.UnsafeNativeMethods.ThemingScope.Deactivate(userCookie);
this.defOwnerWndProc = IntPtr.Zero;
this.hookedWndProc = IntPtr.Zero;
GC.KeepAlive(d);
}
}
finally
{
if (window != null)
{
window.DestroyHandle();
}
}
return cancel;
}
public static void InitUI()
{
#if !MONO
HotkeyWindow = new NativeWindow();
HotkeyWindow.CreateHandle(new CreateParams {
Caption = "NDexer Hotkey Window",
X = 0,
Y = 0,
Width = 0,
Height = 0,
Style = 0,
ExStyle = 0x08000000,
Parent = new IntPtr(-3)
});
Icon_Monitoring = Icon.FromHandle(Properties.Resources.database_monitoring.GetHicon());
Icon_Working_1 = Icon.FromHandle(Properties.Resources.database_working_1.GetHicon());
Icon_Working_2 = Icon.FromHandle(Properties.Resources.database_working_2.GetHicon());
ContextMenu = new ContextMenuStrip();
ContextMenu.Items.Add(
"&Search", null,
(e, s) => {
Scheduler.Start(ShowFullTextSearchTask(), TaskExecutionPolicy.RunAsBackgroundTask);
}
);
ContextMenu.Items.Add("-");
ContextMenu.Items.Add(
"&Configure", null,
(e, s) => {
using (var dialog = new ConfigurationDialog(Database))
if ((dialog.ShowDialog() == DialogResult.OK) && (dialog.NeedRestart))
Scheduler.Start(RestartTask(), TaskExecutionPolicy.RunAsBackgroundTask);
}
);
ContextMenu.Items.Add(
"&Rebuild Index", null,
(e, s) => {
Scheduler.Start(ConfirmRebuildIndexTask(), TaskExecutionPolicy.RunAsBackgroundTask);
}
);
ContextMenu.Items.Add("-");
ContextMenu.Items.Add(
"E&xit", null,
(e, s) => {
Scheduler.Start(ExitTask(), TaskExecutionPolicy.RunAsBackgroundTask);
}
);
NotifyIcon = new NotifyIcon();
NotifyIcon.ContextMenuStrip = ContextMenu;
NotifyIcon.DoubleClick += (EventHandler)((s, e) => {
Scheduler.Start(ShowFullTextSearchTask(), TaskExecutionPolicy.RunAsBackgroundTask);
});
Scheduler.Start(
RefreshTrayIcon(),
TaskExecutionPolicy.RunAsBackgroundTask
);
#endif
}
