mirror of https://github.com/adamdruppe/arsd.git
syntheticinput unified for windows
This commit is contained in:
Adam D. Ruppe
parent
e1a13734ba
commit
77bc2828c3
256
simpledisplay.d
256
simpledisplay.d
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@ -6550,31 +6550,36 @@ version(X11) {
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}
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version(Windows) {
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/// Platform-specific for Windows. Sends a string as key press and release events to the actively focused window (not necessarily your application).
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/++
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See [SyntheticInput.sendSyntheticInput] instead for cross-platform applications.
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This is platform-specific UTF-16 function for Windows. Sends a string as key press and release events to the actively focused window (not necessarily your application).
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+/
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void sendSyntheticInput(wstring s) {
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INPUT[] inputs;
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inputs.reserve(s.length * 2);
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INPUT[] inputs;
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inputs.reserve(s.length * 2);
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foreach(wchar c; s) {
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INPUT input;
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input.type = INPUT_KEYBOARD;
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input.ki.wScan = c;
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input.ki.dwFlags = KEYEVENTF_UNICODE;
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inputs ~= input;
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foreach(wchar c; s) {
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INPUT input;
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input.type = INPUT_KEYBOARD;
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input.ki.wScan = c;
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input.ki.dwFlags = KEYEVENTF_UNICODE;
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inputs ~= input;
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input.ki.dwFlags |= KEYEVENTF_KEYUP;
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inputs ~= input;
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}
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input.ki.dwFlags |= KEYEVENTF_KEYUP;
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inputs ~= input;
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}
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if(SendInput(cast(int) inputs.length, inputs.ptr, INPUT.sizeof) != inputs.length) {
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throw new Exception("SendInput failed");
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}
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if(SendInput(cast(int) inputs.length, inputs.ptr, INPUT.sizeof) != inputs.length) {
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throw new Exception("SendInput failed");
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}
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}
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// global hotkey helper function
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/// Platform-specific for Windows. Registers a global hotkey. Returns a registration ID.
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/// Platform-specific for Windows. Registers a global hotkey. Returns a registration ID. See [GlobalHotkeyManager] for Linux. Maybe some day I will merge these.
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int registerHotKey(SimpleWindow window, UINT modifiers, UINT vk, void delegate() handler) {
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__gshared int hotkeyId = 0;
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int id = ++hotkeyId;
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@ -6623,33 +6628,39 @@ version(Windows) {
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version (X11) {
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pragma(lib, "dl");
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import core.sys.posix.dlfcn;
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}
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/++
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Allows for sending synthetic input to the X server via the Xtst
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extension.
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/++
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Allows for sending synthetic input to the X server via the Xtst
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extension or on Windows using SendInput.
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Please remember user input is meant to be user - don't use this
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if you have some other alternative!
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Please remember user input is meant to be user - don't use this
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if you have some other alternative!
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If you need this on Windows btw, the top-level [sendSyntheticInput] shows
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the Win32 api to start it, but I only did basics there, PR welcome if you like,
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it is an easy enough function to use.
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History:
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Added May 17, 2020 with the X implementation.
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History: Added May 17, 2020.
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+/
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struct SyntheticInput {
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@disable this();
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Added unified implementation for Windows on April 3, 2022. (Prior to that, you had to use the top-level [sendSyntheticInput] or the Windows SendInput call directly.)
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Bugs:
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All methods on OSX Cocoa will throw not yet implemented exceptions.
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+/
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struct SyntheticInput {
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@disable this();
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private int* refcount;
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version(X11) {
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private void* lib;
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private int* refcount;
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private extern(C) {
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void function(Display*, uint keycode, bool press, arch_ulong delay) XTestFakeKeyEvent;
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void function(Display*, uint button, bool press, arch_ulong delay) XTestFakeButtonEvent;
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}
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}
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/// The dummy param must be 0.
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this(int dummy) {
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/// The dummy param must be 0.
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this(int dummy) {
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version(X11) {
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lib = dlopen("libXtst.so", RTLD_NOW);
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if(lib is null)
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throw new Exception("cannot load xtest lib extension");
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@ -6663,49 +6674,136 @@ version (X11) {
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throw new Exception("No XTestFakeKeyEvent");
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if(XTestFakeButtonEvent is null)
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throw new Exception("No XTestFakeButtonEvent");
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refcount = new int;
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*refcount = 1;
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}
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this(this) {
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if(refcount)
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*refcount += 1;
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}
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refcount = new int;
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*refcount = 1;
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}
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~this() {
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if(refcount) {
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*refcount -= 1;
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if(*refcount == 0)
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// I commented this because if I close the lib before
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// XCloseDisplay, it is liable to segfault... so just
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// gonna keep it loaded if it is loaded, no big deal
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// anyway.
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{} // dlclose(lib);
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this(this) {
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if(refcount)
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*refcount += 1;
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}
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~this() {
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if(refcount) {
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*refcount -= 1;
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if(*refcount == 0)
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// I commented this because if I close the lib before
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// XCloseDisplay, it is liable to segfault... so just
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// gonna keep it loaded if it is loaded, no big deal
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// anyway.
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{} // dlclose(lib);
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}
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}
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/++
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Simulates typing a string into the keyboard.
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Bugs:
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On X11, this ONLY works with basic ascii! On Windows, it can handle more.
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Not implemented except on Windows and X11.
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+/
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void sendSyntheticInput(string s) {
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version(Windows) {
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INPUT[] inputs;
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inputs.reserve(s.length * 2);
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auto ei = GetMessageExtraInfo();
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foreach(wchar c; s) {
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INPUT input;
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input.type = INPUT_KEYBOARD;
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input.ki.wScan = c;
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input.ki.dwFlags = KEYEVENTF_UNICODE;
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input.ki.dwExtraInfo = ei;
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inputs ~= input;
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input.ki.dwFlags |= KEYEVENTF_KEYUP;
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inputs ~= input;
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}
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}
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/// This ONLY works with basic ascii!
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void sendSyntheticInput(string s) {
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if(SendInput(cast(int) inputs.length, inputs.ptr, INPUT.sizeof) != inputs.length) {
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throw new Exception("SendInput failed");
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}
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} else version(X11) {
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int delay = 0;
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foreach(ch; s) {
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pressKey(cast(Key) ch, true, delay);
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pressKey(cast(Key) ch, false, delay);
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delay += 5;
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}
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}
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} else throw new NotYetImplementedException();
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}
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/++
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Sends a fake press key event.
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/++
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Sends a fake press or release key event.
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Please note you need to call [flushGui] or return to the event loop for this to actually be sent.
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+/
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void pressKey(Key key, bool pressed, int delay = 0) {
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Please note you need to call [flushGui] or return to the event loop for this to actually be sent on X11.
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Bugs:
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The `delay` parameter is not implemented yet on Windows.
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Not implemented except on Windows and X11.
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+/
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void pressKey(Key key, bool pressed, int delay = 0) {
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version(Windows) {
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INPUT input;
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input.type = INPUT_KEYBOARD;
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input.ki.wVk = cast(ushort) key;
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input.ki.dwFlags = pressed ? 0 : KEYEVENTF_KEYUP;
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input.ki.dwExtraInfo = GetMessageExtraInfo();
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if(SendInput(1, &input, INPUT.sizeof) != 1) {
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throw new Exception("SendInput failed");
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}
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} else version(X11) {
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XTestFakeKeyEvent(XDisplayConnection.get, XKeysymToKeycode(XDisplayConnection.get, key), pressed, delay + pressed ? 0 : 5);
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}
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} else throw new NotYetImplementedException();
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}
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///
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void pressMouseButton(MouseButton button, bool pressed, int delay = 0) {
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/++
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Sends a fake mouse button press or release event.
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Please note you need to call [flushGui] or return to the event loop for this to actually be sent on X11.
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`pressed` param must be `true` if button is `wheelUp` or `wheelDown`.
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Bugs:
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The `delay` parameter is not implemented yet on Windows.
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The backButton and forwardButton will throw NotYetImplementedException on Windows.
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All arguments will throw NotYetImplementedException on OSX Cocoa.
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+/
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void pressMouseButton(MouseButton button, bool pressed, int delay = 0) {
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version(Windows) {
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INPUT input;
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input.type = INPUT_MOUSE;
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input.mi.dwExtraInfo = GetMessageExtraInfo();
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// input.mi.mouseData for a wheel event
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switch(button) {
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case MouseButton.left: input.mi.dwFlags = pressed ? MOUSEEVENTF_LEFTDOWN : MOUSEEVENTF_LEFTUP; break;
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case MouseButton.middle: input.mi.dwFlags = pressed ? MOUSEEVENTF_MIDDLEDOWN : MOUSEEVENTF_MIDDLEUP; break;
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case MouseButton.right: input.mi.dwFlags = pressed ? MOUSEEVENTF_RIGHTDOWN : MOUSEEVENTF_RIGHTUP; break;
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case MouseButton.wheelUp:
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case MouseButton.wheelDown:
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input.mi.dwFlags = MOUSEEVENTF_WHEEL;
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input.mi.mouseData = button == MouseButton.wheelUp ? 120 : -120;
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break;
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case MouseButton.backButton: throw new NotYetImplementedException(); break;
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case MouseButton.forwardButton: throw new NotYetImplementedException(); break;
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default:
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}
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if(SendInput(1, &input, INPUT.sizeof) != 1) {
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throw new Exception("SendInput failed");
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}
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} else version(X11) {
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int btn;
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switch(button) {
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@ -6722,22 +6820,48 @@ version (X11) {
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assert(btn);
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XTestFakeButtonEvent(XDisplayConnection.get, btn, pressed, delay);
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}
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} else throw new NotYetImplementedException();
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}
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///
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static void moveMouseArrowBy(int dx, int dy) {
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///
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static void moveMouseArrowBy(int dx, int dy) {
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version(Windows) {
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INPUT input;
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input.type = INPUT_MOUSE;
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input.mi.dwExtraInfo = GetMessageExtraInfo();
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input.mi.dx = dx;
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input.mi.dy = dy;
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input.mi.dwFlags = MOUSEEVENTF_MOVE;
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if(SendInput(1, &input, INPUT.sizeof) != 1) {
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throw new Exception("SendInput failed");
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}
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} else version(X11) {
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auto disp = XDisplayConnection.get();
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XWarpPointer(disp, None, None, 0, 0, 0, 0, dx, dy);
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XFlush(disp);
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}
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} else throw new NotYetImplementedException();
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}
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///
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static void moveMouseArrowTo(int x, int y) {
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///
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static void moveMouseArrowTo(int x, int y) {
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version(Windows) {
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INPUT input;
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input.type = INPUT_MOUSE;
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input.mi.dwExtraInfo = GetMessageExtraInfo();
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input.mi.dx = x;
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input.mi.dy = y;
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input.mi.dwFlags = MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE;
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if(SendInput(1, &input, INPUT.sizeof) != 1) {
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throw new Exception("SendInput failed");
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}
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} else version(X11) {
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auto disp = XDisplayConnection.get();
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auto root = RootWindow(disp, DefaultScreen(disp));
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XWarpPointer(disp, None, root, 0, 0, 0, 0, x, y);
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XFlush(disp);
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}
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} else throw new NotYetImplementedException();
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}
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}
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