Merge pull request #22 from orzFly/master

Simulate Windows Run Dialog behaviors in the CMD worlflow

Plugins/WinAlfred.Plugin.Doc/Main.cs

@@ -71,6 +71,9 @@ namespace WinAlfred.Plugin.Doc
                 };
 
             docsetBasePath = context.PluginMetadata.PluginDirecotry + @"Docset";
+            if (!Directory.Exists(docsetBasePath))
+                Directory.CreateDirectory(docsetBasePath);
+
             foreach (string path in Directory.GetDirectories(docsetBasePath))
             {
                 string name = path.Substring(path.LastIndexOf('\\') + 1);

WinAlfred.Plugin.System/CMD.cs

@@ -13,6 +13,7 @@ namespace WinAlfred.Plugin.System
     {
         private Dictionary<string, int> cmdHistory = new Dictionary<string, int>();
         private string filePath = Directory.GetCurrentDirectory() + "\\CMDHistory.dat";
+        private PluginInitContext context;
 
         protected override List<Result> QueryInternal(Query query)
         {
@@ -71,23 +72,22 @@ namespace WinAlfred.Plugin.System
             return results;
         }
 
-        private static void ExecuteCmd(string cmd)
+
+        private void ExecuteCmd(string cmd)
         {
             try
             {
-                Process process = new Process();
-                process.StartInfo.UseShellExecute = true;
-                process.StartInfo.FileName = cmd;
-                process.Start();
+                WindowsShellRun.Start(cmd);
             }
             catch (Exception e)
             {
-                MessageBox.Show("WinAlfred cound't execute this command.");
+                MessageBox.Show("WinAlfred cound't execute this command. \n\n" + e.Message);
             }
         }
 
         protected override void InitInternal(PluginInitContext context)
         {
+            this.context = context;
             LoadCmdHistory();
         }
 

WinAlfred.Plugin.System/WinAlfred.Plugin.System.csproj

@@ -37,6 +37,7 @@
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
+    <Reference Include="System.Drawing" />
     <Reference Include="System.Windows.Forms" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
@@ -46,6 +47,7 @@
   <ItemGroup>
     <Compile Include="BaseSystemPlugin.cs" />
     <Compile Include="BrowserBookmarks.cs" />
+    <Compile Include="WindowsShellRun.cs" />
     <Compile Include="CMD.cs" />
     <Compile Include="Common\ChineseToPinYin.cs" />
     <Compile Include="DirectoryIndicator.cs" />

WinAlfred.Plugin.System/WindowsShellRun.cs

@@ -0,0 +1,282 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Runtime.InteropServices;
+using System.IO;
+
+namespace WinAlfred.Plugin.System
+{
+    /*
+     * http://undoc.airesoft.co.uk/shell32.dll/ShellExecCmdLine.php
+     * 
+     * IDA pseudocodes:
+     * * CRunDlg::OKPushed https://gist.github.com/anonymous/bb0581d062ae82169768
+     * * ShellExecuteCmdLine https://gist.github.com/anonymous/7efeac7a89498e2667d5
+     * * PromptForMedia https://gist.github.com/anonymous/4900265ca20a98da0947
+     * 
+     * leaked Windows 2000 source codes:
+     * * rundlg.cpp https://gist.github.com/anonymous/d97e9490e095a40651b0
+     * * exec.c https://gist.github.com/anonymous/594d62eb684cf5ff3052
+     */
+
+    public static class WindowsShellRun
+    {
+
+        [DllImport("shlwapi.dll", CharSet = CharSet.Unicode)]
+        static extern string PathGetArgs([In] string pszPath);
+
+        [DllImport("shlwapi.dll", CharSet = CharSet.Unicode)]
+        static extern void PathRemoveArgs([MarshalAs(UnmanagedType.LPTStr)]StringBuilder lpszPath);
+
+        [DllImport("shlwapi.dll", CharSet = CharSet.Unicode)]
+        static extern void PathUnquoteSpaces([MarshalAs(UnmanagedType.LPTStr)]StringBuilder lpsz);
+
+        [DllImport("shlwapi.dll", CharSet = CharSet.Unicode)]
+        static extern int PathGetDriveNumber([In] string lpsz);
+
+        const int SHPPFW_IGNOREFILENAME = 4;
+
+        [DllImport("shell32.dll", CharSet = CharSet.Unicode)]
+        static extern int SHPathPrepareForWrite(IntPtr hwnd,
+           [MarshalAs(UnmanagedType.IUnknown)] object punkEnableModless,
+           string pszPath, uint dwFlags);
+
+        static bool PromptForMedia(String cmd, out int driveId)
+        {
+            StringBuilder sb = new StringBuilder(cmd, cmd.Length);
+            PathRemoveArgs(sb);
+            PathUnquoteSpaces(sb);
+
+            if ((driveId = PathGetDriveNumber(sb.ToString())) != -1 &&
+                SHPathPrepareForWrite(IntPtr.Zero, 0, sb.ToString(), SHPPFW_IGNOREFILENAME) < 0)
+            // if replace IntPtr.Zero with a form handle, 
+            // it will show a dialog waiting for media insert
+            // check it here: https://f.cloud.github.com/assets/158528/2008562/6bb65164-874d-11e3-8f66-c8a4773bd5f2.png
+            {
+                return false;
+            }
+            return true;
+        }
+
+        [Flags]
+        enum ShellExecCmdLineFlags
+        {
+            SECL_USEFULLPATHDIR = 0x1,
+            SECL_NO_UI = 0x2,
+            SECL_4 = 0x4,
+            SECL_LOG_USAGE = 0x8,
+            SECL_USE_IDLIST = 0x10,
+            SECL__IGNORE_ERROR = 0x20,
+            SECL_RUNAS = 0x40
+        }
+
+        const int URLIS_URL = 0;
+        const int URLIS_FILEURL = 3;
+
+        [DllImport("shlwapi.dll", CharSet = CharSet.Unicode)]
+        static extern bool UrlIs(string pszUrl, int UrlIs);
+
+        static void ShellExecCmdLine(IntPtr hInstance, IntPtr hwnd, string command, string startDir, global::System.Diagnostics.ProcessWindowStyle nShow, ShellExecCmdLineFlags dwSeclFlags)
+        {
+            string cmd = command;
+            string args = null;
+            if (UrlIs(command, URLIS_URL))
+                cmd = command;
+            else
+            {
+                if (global::System.Environment.OSVersion.Version.Major >= 6)
+                    EvaluateSystemAndUserCommandLine(cmd, startDir, out cmd, out args, dwSeclFlags);
+                else
+                    EvaluateUserCommandLine(cmd, startDir, out cmd, out args);
+            }
+
+            if (!UrlIs(cmd, URLIS_URL)
+                && (
+                    (dwSeclFlags & ShellExecCmdLineFlags.SECL_USEFULLPATHDIR) == ShellExecCmdLineFlags.SECL_USEFULLPATHDIR
+                    || startDir == null 
+                    || startDir.Length == 0))
+            {
+                string dir = QualifyWorkingDir(cmd);
+                if (dir != null)
+                    startDir = dir;
+            }
+
+            global::System.Diagnostics.ProcessStartInfo startInfo = new global::System.Diagnostics.ProcessStartInfo();
+            startInfo.UseShellExecute = true;
+            startInfo.Arguments = args;
+            startInfo.FileName = cmd;
+            startInfo.WindowStyle = global::System.Diagnostics.ProcessWindowStyle.Normal;
+            startInfo.ErrorDialog = (dwSeclFlags | ShellExecCmdLineFlags.SECL_NO_UI) == 0;
+            startInfo.ErrorDialogParentHandle = hwnd;
+
+            try
+            {
+                global::System.Diagnostics.Process.Start(startInfo);
+            }
+            catch (Exception e)
+            {
+                if (!startInfo.ErrorDialog)
+                    throw e;
+            }
+        }
+
+        [DllImport("shell32.dll", CharSet = CharSet.Unicode)]
+        static extern int SHEvaluateSystemCommandTemplate(
+          string pszCmdTemplate,
+          out IntPtr ppszApplication,
+          out IntPtr ppszCommandLine,
+          out IntPtr ppszParameters
+        );
+
+        [DllImport("shell32.dll", CharSet = CharSet.Unicode)]
+        static extern void PathQualify(
+          [MarshalAs(UnmanagedType.LPWStr)] StringBuilder psz
+        );
+
+        static string QualifyWorkingDir(string pszPath)
+        {
+            // special case to make sure the working dir gets set right:
+            //   1) no working dir specified
+            //   2) a drive or a root path, or a relative path specified
+            // derive the working dir from the qualified path. this is to make
+            // sure the working dir for setup programs "A:setup" is set right
+
+            if (pszPath.IndexOfAny(new char[] { '\\', ':'}) >= 0)
+            {
+                // build working dir based on qualified path
+                if (Directory.Exists(pszPath))
+                    return pszPath;
+
+                pszPath = Path.GetDirectoryName(pszPath);
+                if (pszPath != null)
+                    try
+                    {
+                        return Path.GetFullPath(pszPath);
+                    }
+                    catch
+                    {
+                        return pszPath;
+                    }
+            }
+
+            return null;
+        }
+
+        static bool CopyCommand(string pszCommand, string pszDir, out string pszOut)
+        {
+            bool fRet = true;
+
+            pszOut = pszCommand;
+            if (pszCommand[0] != '"')
+            {
+                if (UrlIs(pszCommand, URLIS_URL))
+                {
+                    //  urls never have params...
+                    if (UrlIs(pszCommand, URLIS_FILEURL))
+                        pszOut = new Uri(pszCommand).LocalPath; // PathCreateFromUrl(pszCommand, pszOut, &cchOut, 0);
+                    else
+                        pszOut = pszCommand;
+
+                    return false;
+                }
+                else
+                {
+                    try
+                    {
+                        pszOut = Path.GetFullPath(pszCommand); // PathQualifyDef(pszOut, pszDir, 0);
+                    }
+                    catch
+                    {
+                        pszOut = pszCommand;
+                    }
+
+                    // TODO: deal with attributes
+                    if (File.Exists(pszOut) || Directory.Exists(pszOut)) // PathFileExistsAndAttributes(pszOut, NULL)
+                        return false;
+                }
+            }
+
+            return true;
+        }
+
+        static void EvaluateUserCommandLine(string command, string startDir, out string cmd, out string args)
+        {
+            if (CopyCommand(command, startDir, out cmd))
+            {
+                //  there might be args in that command
+                args = PathGetArgs(cmd);
+                if (args != null)
+                    cmd = cmd.Substring(0, cmd.Length - args.Length);
+            }
+            else
+                args = null;
+
+            StringBuilder buffer = new StringBuilder(cmd);
+            PathUnquoteSpaces(buffer);
+            cmd = buffer.ToString();
+        }
+
+        static void EvaluateSystemAndUserCommandLine(string command, string startDir, out string cmd, out string args, ShellExecCmdLineFlags dwSeclFlags)
+        {
+            IntPtr pcmd, pcmdl, parg;
+            int result = SHEvaluateSystemCommandTemplate(command, out pcmd, out pcmdl, out parg);
+            if (result < 0)
+            {
+                if ((dwSeclFlags & ShellExecCmdLineFlags.SECL__IGNORE_ERROR) == 0)
+                    throwHRESULT(result);
+
+                EvaluateUserCommandLine(command, startDir, out cmd, out args);
+            }
+            else
+            {
+                cmd = Marshal.PtrToStringUni(pcmd);
+                args = Marshal.PtrToStringUni(parg);
+                Marshal.FreeCoTaskMem(pcmd);
+                Marshal.FreeCoTaskMem(pcmdl);
+                Marshal.FreeCoTaskMem(parg);
+            }
+        }
+
+        static int throwHRESULT(int hresult)
+        {
+            throw new global::System.IO.IOException(
+                new global::System.ComponentModel.Win32Exception(hresult ^ -0x7FF90000).Message,
+                hresult);
+        }
+
+        public static void Start(string cmd)
+        {
+            Start(cmd, false);
+        }
+
+        public static void Start(string cmd, bool showErrorDialog)
+        {
+            Start(cmd, false, IntPtr.Zero);
+        }
+
+        public static void Start(string cmd, bool showErrorDialog, IntPtr errorDialogHwnd)
+        {
+            cmd = cmd.Trim(); // PathRemoveBlanks
+            cmd = Environment.ExpandEnvironmentVariables(cmd); // SHExpandEnvironmentStrings
+            int driveId = -1;
+            if (PromptForMedia(cmd, out driveId))
+            {
+                ShellExecCmdLine(
+                    IntPtr.Zero,
+                    errorDialogHwnd,
+                    cmd,
+                    null, // i have no ideas about this field
+                    global::System.Diagnostics.ProcessWindowStyle.Normal,
+                    ShellExecCmdLineFlags.SECL__IGNORE_ERROR | ShellExecCmdLineFlags.SECL_USE_IDLIST | ShellExecCmdLineFlags.SECL_LOG_USAGE | (showErrorDialog ? 0 : ShellExecCmdLineFlags.SECL_NO_UI)
+                );
+            }
+            else
+            {   // Device not ready 0x80070015
+                throw new global::System.IO.IOException(
+                    new global::System.ComponentModel.Win32Exception(0x15).Message,
+                    -0x7FF90000 | 0x15);
+            }
+        }
+    }
+}

WinAlfred/Helper/KeyboardListener.cs

@@ -101,7 +101,8 @@ namespace WinAlfred.Helper
                     wParam.ToUInt32() == (int)KeyEvent.WM_SYSKEYDOWN ||
                     wParam.ToUInt32() == (int)KeyEvent.WM_SYSKEYUP)
                 {
-                    continues = hookedKeyboardCallback((KeyEvent)wParam.ToUInt32(), Marshal.ReadInt32(lParam), CheckModifiers());
+                    if (hookedKeyboardCallback != null)
+                        continues = hookedKeyboardCallback((KeyEvent)wParam.ToUInt32(), Marshal.ReadInt32(lParam), CheckModifiers());
                 }
             }
 

WinAlfred/Msg.xaml.cs

@@ -65,7 +65,7 @@ namespace WinAlfred
             tbSubTitle.Text = subTitle;
             if (!File.Exists(icopath))
             {
-                icopath = AppDomain.CurrentDomain.BaseDirectory + "Images\\ico.png";
+                icopath = AppDomain.CurrentDomain.BaseDirectory + "Images\\app.png";
             }
             imgIco.Source = new BitmapImage(new Uri(icopath));
             Show();