1 // Permission is hereby granted, free of charge, to any person obtaining
2 // a copy of this software and associated documentation files (the
3 // "Software"), to deal in the Software without restriction, including
4 // without limitation the rights to use, copy, modify, merge, publish,
5 // distribute, sublicense, and/or sell copies of the Software, and to
6 // permit persons to whom the Software is furnished to do so, subject to
7 // the following conditions:
9 // The above copyright notice and this permission notice shall be
10 // included in all copies or substantial portions of the Software.
12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20 // Copyright (c) 2005 Novell, Inc. (http://www.novell.com)
23 // Peter Bartok (pbartok@novell.com)
24 // Andreia Gaita (avidigal@novell.com)
28 using System.Collections;
29 using System.Runtime.InteropServices;
32 namespace System.Windows.Forms {
35 public class SendKeys {
36 private struct Keyword {
37 public Keyword(string keyword, int vk) {
38 this.keyword = keyword;
41 internal string keyword;
45 #region Local variables
46 private static Queue keys = new Queue();
47 private static Hashtable keywords;
51 SendKeys.keywords = new Hashtable();
53 keywords.Add("BACKSPACE", (int)Keys.Back);
54 keywords.Add("BS", (int)Keys.Back);
55 keywords.Add("BKSP", (int)Keys.Back);
56 keywords.Add("BREAK", (int)Keys.Cancel);
57 keywords.Add("CAPSLOCK", (int)Keys.CapsLock);
58 keywords.Add("DELETE", (int)Keys.Delete);
59 keywords.Add("DEL", (int)Keys.Delete);
60 keywords.Add("DOWN", (int)Keys.Down);
61 keywords.Add("END", (int)Keys.End);
62 keywords.Add("ENTER", (int)Keys.Enter);
63 keywords.Add("~", (int)Keys.Enter);
64 keywords.Add("ESC", (int)Keys.Escape);
65 keywords.Add("HELP", (int)Keys.Help);
66 keywords.Add("HOME", (int)Keys.Home);
67 keywords.Add("INSERT", (int)Keys.Insert);
68 keywords.Add("INS", (int)Keys.Insert);
69 keywords.Add("LEFT", (int)Keys.Left);
70 keywords.Add("NUMLOCK", (int)Keys.NumLock);
71 keywords.Add("PGDN", (int)Keys.PageDown);
72 keywords.Add("PGUP", (int)Keys.PageUp);
73 keywords.Add("PRTSC", (int)Keys.PrintScreen);
74 keywords.Add("RIGHT", (int)Keys.Right);
75 keywords.Add("SCROLLLOCK", (int)Keys.Scroll);
76 keywords.Add("TAB", (int)Keys.Tab);
77 keywords.Add("UP", (int)Keys.Up);
78 keywords.Add("F1", (int)Keys.F1);
79 keywords.Add("F2", (int)Keys.F2);
80 keywords.Add("F3", (int)Keys.F3);
81 keywords.Add("F4", (int)Keys.F4);
82 keywords.Add("F5", (int)Keys.F5);
83 keywords.Add("F6", (int)Keys.F6);
84 keywords.Add("F7", (int)Keys.F7);
85 keywords.Add("F8", (int)Keys.F8);
86 keywords.Add("F9", (int)Keys.F9);
87 keywords.Add("F10", (int)Keys.F10);
88 keywords.Add("F11", (int)Keys.F11);
89 keywords.Add("F12", (int)Keys.F12);
90 keywords.Add("F13", (int)Keys.F13);
91 keywords.Add("F14", (int)Keys.F14);
92 keywords.Add("F15", (int)Keys.F15);
93 keywords.Add("F16", (int)Keys.F16);
94 keywords.Add("ADD", (int)Keys.Add);
95 keywords.Add("SUBTRACT", (int)Keys.Subtract);
96 keywords.Add("MULTIPLY", (int)Keys.Multiply);
97 keywords.Add("DIVIDE", (int)Keys.Divide);
98 keywords.Add("+", (int)Keys.ShiftKey);
99 keywords.Add("^", (int)Keys.ControlKey);
100 keywords.Add("%", (int)Keys.Menu);
103 #region Private methods
109 private static void AddVKey(int vk, bool down)
112 msg.message = down ? Msg.WM_KEYDOWN : Msg.WM_KEYUP;
113 msg.wParam = new IntPtr(vk);
114 msg.lParam = IntPtr.Zero;
118 private static void AddVKey(int vk, int repeat_count)
122 for (int i = 0; i < repeat_count; i++ ) {
124 msg.message = Msg.WM_KEYDOWN;
125 msg.wParam = new IntPtr(vk);
126 msg.lParam = (IntPtr)1;
130 msg.message = Msg.WM_KEYUP;
131 msg.wParam = new IntPtr(vk);
132 msg.lParam = IntPtr.Zero;
138 private static void AddKey(char key, int repeat_count) {
141 for (int i = 0; i < repeat_count; i++ ) {
143 msg.message = Msg.WM_KEYDOWN;
144 msg.wParam = new IntPtr(key);
145 msg.lParam = IntPtr.Zero;
149 msg.message = Msg.WM_KEYUP;
150 msg.wParam = new IntPtr(key);
151 msg.lParam = IntPtr.Zero;
156 private static void Parse(string key_string) {
157 bool isBlock = false;
159 bool isRepeat = false;
160 bool isShift = false;
164 StringBuilder repeats = new StringBuilder();
165 StringBuilder group_string = new StringBuilder();
167 int key_len = key_string.Length;
168 for (int i = 0; i < key_len; i++) {
169 switch(key_string[i]) {
172 group_string.Remove(0, group_string.Length);
173 repeats.Remove(0, repeats.Length);
175 for (; start < key_len && key_string[start] != '}'; start++) {
176 if (Char.IsWhiteSpace(key_string[start])) {
178 throw new ArgumentException("SendKeys string {0} is not valid.", key_string);
184 if (!Char.IsDigit(key_string[start]))
185 throw new ArgumentException("SendKeys string {0} is not valid.", key_string);
187 repeats.Append(key_string[start]);
192 group_string.Append(key_string[start]);
194 if (start == key_len || start == i+1)
195 throw new ArgumentException("SendKeys string {0} is not valid.", key_string);
197 else if (SendKeys.keywords.Contains(group_string.ToString().ToUpper())) {
201 throw new ArgumentException("SendKeys string {0} is not valid.", key_string);
205 if (repeats.Length > 0)
206 repeat = Int32.Parse(repeats.ToString());
208 AddVKey((int)keywords[group_string.ToString().ToUpper()], repeats.Length == 0 ? 1 : repeat);
210 if (Char.IsUpper(Char.Parse(group_string.ToString()))) {
212 AddVKey((int)keywords["+"], true);
213 AddKey(Char.Parse(group_string.ToString()), 1);
215 AddVKey((int)keywords["+"], false);
218 AddKey(Char.Parse(group_string.ToString().ToUpper()), repeats.Length == 0 ? 1 : repeat);
222 isRepeat = isVkey = false;
224 AddVKey((int)keywords["+"], false);
226 AddVKey((int)keywords["^"], false);
228 AddVKey((int)keywords["%"], false);
229 isShift = isCtrl = isAlt = false;
233 AddVKey((int)keywords["+"], true);
239 AddVKey((int)keywords["^"], true);
245 AddVKey((int)keywords["%"], true);
251 AddVKey((int)keywords["ENTER"], 1);
261 AddVKey((int)keywords["+"], false);
263 AddVKey((int)keywords["^"], false);
265 AddVKey((int)keywords["%"], false);
266 isShift = isCtrl = isAlt = isBlock = false;
271 if (Char.IsUpper(key_string[i])) {
273 AddVKey((int)keywords["+"], true);
274 AddKey(key_string[i], 1);
276 AddVKey((int)keywords["+"], false);
279 AddKey(Char.Parse(key_string[i].ToString().ToUpper()), 1);
283 AddVKey((int)keywords["+"], false);
285 AddVKey((int)keywords["^"], false);
287 AddVKey((int)keywords["%"], false);
288 isShift = isCtrl = isAlt = isBlock = false;
296 throw new ArgumentException("SendKeys string {0} is not valid.", key_string);
299 AddVKey((int)keywords["+"], false);
301 AddVKey((int)keywords["^"], false);
303 AddVKey((int)keywords["%"], false);
307 private static void SendInput() {
308 IntPtr hwnd = XplatUI.GetActive ();
310 if (hwnd != IntPtr.Zero) {
311 Form active = ((Form) Control.FromHandle (hwnd));
312 if (active != null && active.ActiveControl != null)
313 hwnd = active.ActiveControl.Handle;
314 else if (active != null)
315 hwnd = active.Handle;
317 XplatUI.SendInput(hwnd, keys);
321 #endregion // Private Methods
323 #region Public Static Methods
324 public static void Flush() {
325 Application.DoEvents();
328 public static void Send(string keys) {
333 private static object lockobj = new object();
334 public static void SendWait(string keys) {
341 #endregion // Public Static Methods