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Windows hotkey basics

This commit is contained in:
Adam D. Ruppe 2014-11-13 18:22:51 -05:00
parent 20c3c49d66
commit 9c04174573
1 changed files with 124 additions and 3 deletions
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127
simpledisplay.d
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@ -249,11 +249,74 @@ version(X11) {
window.impl.getSelectionHandler = handler;
auto target = XA_STRING;
// or auto target = GetAtom!"UTF8_STRING"(display)
//auto target = GetAtom!"UTF8_STRING"(display);
// SDD_DATA is "simpledisplay.d data"
XConvertSelection(display, atom, target, GetAtom!("SDD_DATA", true)(display), window.impl.window, 0 /*CurrentTime*/);
}
}
version(Windows) {
void sendSyntheticInput(wstring s) {
INPUT[] inputs;
inputs.reserve(s.length * 2);
foreach(wchar c; s) {
INPUT input;
input.type = INPUT_KEYBOARD;
input.ki.wScan = c;
input.ki.dwFlags = KEYEVENTF_UNICODE;
inputs ~= input;
input.ki.dwFlags |= KEYEVENTF_KEYUP;
inputs ~= input;
}
if(SendInput(inputs.length, inputs.ptr, INPUT.sizeof) != inputs.length) {
throw new Exception("SendInput failed");
}
}
// global hotkey helper function
void registerHotKey(SimpleWindow window, UINT modifiers, UINT vk, void delegate() handler) {
static int hotkeyId = 0;
int id = ++hotkeyId;
if(!RegisterHotKey(window.impl.hwnd, id, modifiers, vk))
throw new Exception("RegisterHotKey failed");
static void delegate()[int][HWND] handlers;
handlers[window.impl.hwnd][id] = handler;
int delegate(HWND, UINT, WPARAM, LPARAM) oldHandler;
auto nativeEventHandler = delegate int(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
switch(msg) {
// http://msdn.microsoft.com/en-us/library/windows/desktop/ms646279%28v=vs.85%29.aspx
case WM_HOTKEY:
if(auto list = hwnd in handlers) {
if(auto h = wParam in *list) {
(*h)();
return 0;
}
}
goto default;
default:
}
if(oldHandler)
return oldHandler(hwnd, msg, wParam, lParam);
return 1; // pass it on
};
if(window.handleNativeEvent.funcptr !is nativeEventHandler.funcptr) {
oldHandler = window.handleNativeEvent;
window.handleNativeEvent = nativeEventHandler;
}
}
}
enum RasterOp {
@ -1522,9 +1585,12 @@ class SimpleWindow {
impl.dispose();
}
bool closed;
/// Closes the window and terminates it's event loop.
void close() {
impl.closeWindow();
closed = true;
}
/// Sets your event handlers, without entering the event loop. Useful if you
@ -2392,7 +2458,7 @@ version(Windows) {
// }
}
if(!done && handlePulse !is null)
if(!done && !closed && handlePulse !is null)
handlePulse();
SleepEx(cast(DWORD) pulseTimeout, true);
}
@ -3107,7 +3173,7 @@ version(X11) {
{
done = doXNextEvent(this.display);
}
if(!done && pulseTimeout !=0) {
if(!done && !closed && pulseTimeout !=0) {
if(handlePulse !is null)
handlePulse();
Thread.sleep(dur!"msecs"(pulseTimeout));
@ -3598,6 +3664,61 @@ nothrow:
}
// Input fabrication functions
// http://msdn.microsoft.com/en-us/library/windows/desktop/ms646309%28v=vs.85%29.aspx
extern(Windows) BOOL RegisterHotKey(HWND, int, UINT, UINT);
// http://msdn.microsoft.com/en-us/library/ms646310%28v=vs.85%29.aspx
extern(Windows) UINT SendInput(UINT, INPUT*, int);
struct INPUT {
DWORD type;
union {
MOUSEINPUT mi;
KEYBDINPUT ki;
HARDWAREINPUT hi;
}
}
struct MOUSEINPUT {
LONG dx;
LONG dy;
DWORD mouseData;
DWORD dwFlags;
DWORD time;
ULONG_PTR dwExtraInfo;
}
struct KEYBDINPUT {
WORD wVk;
WORD wScan;
DWORD dwFlags;
DWORD time;
ULONG_PTR dwExtraInfo;
}
struct HARDWAREINPUT {
DWORD uMsg;
WORD wParamL;
WORD wParamH;
}
enum INPUT_MOUSE = 0;
enum INPUT_KEYBOARD = 1;
enum INPUT_HARDWARE = 2;
enum MOD_ALT = 0x1;
enum MOD_CONTROL = 0x2;
enum MOD_NOREPEAT = 0x4000; // unsupported
enum MOD_SHIFT = 0x4;
enum MOD_WIN = 0x8; // reserved
enum WM_HOTKEY = 0x0312;
enum KEYEVENTF_EXTENDEDKEY = 0x1;
enum KEYEVENTF_KEYUP = 0x2;
enum KEYEVENTF_SCANCODE = 0x8;
enum KEYEVENTF_UNICODE = 0x4;
}
else version(X11) {