From 49cc39c2917e3270d4d1541c009110df8c1ffec3 Mon Sep 17 00:00:00 2001
From: Rustam Gamidov <rustam.gamidov@beetroot.com.ua>
Date: Wed, 26 Feb 2020 18:26:23 +0200
Subject: [PATCH] entry: wrap entry default WndProc to catch keyboard events

---
 windows/entry.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/windows/entry.cpp b/windows/entry.cpp
index a7a077f2..2d2b9d56 100644
--- a/windows/entry.cpp
+++ b/windows/entry.cpp
@@ -7,8 +7,26 @@ struct uiEntry {
 	void (*onChanged)(uiEntry *, void *);
 	void *onChangedData;
 	BOOL inhibitChanged;
+	WNDPROC native_wndproc;
 };
 
+
+
+static LRESULT CALLBACK entryWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+	switch (uMsg)
+	{
+		case WM_GETDLGCODE:
+			return DLGC_HASSETSEL | DLGC_WANTALLKEYS;
+			break;
+		case WM_KEYUP:
+		case WM_KEYDOWN:
+			break;
+	}
+
+	WNDPROC native_wndproc = (WNDPROC)GetProp(hwnd, L"NATIVE_WNDPROC"); 
+	return CallWindowProcW(native_wndproc, hwnd, uMsg, wParam, lParam);
+}
 static BOOL onWM_COMMAND(uiControl *c, HWND hwnd, WORD code, LRESULT *lResult)
 {
 	uiEntry *e = uiEntry(c);
@@ -26,6 +44,9 @@ static void uiEntryDestroy(uiControl *c)
 {
 	uiEntry *e = uiEntry(c);
 
+	(WNDPROC)SetWindowLongPtrW(e->hwnd, GWLP_WNDPROC, (LONG_PTR)e->native_wndproc);
+	RemoveProp(e->hwnd, L"NATIVE_WNDPROC");
+
 	uiWindowsUnregisterWM_COMMANDHandler(e->hwnd);
 	uiWindowsEnsureDestroyWindow(e->hwnd);
 	uiFreeControl(uiControl(e));
@@ -105,6 +126,10 @@ static uiEntry *finishNewEntry(DWORD style)
 		TRUE);
 
 	uiWindowsRegisterWM_COMMANDHandler(e->hwnd, onWM_COMMAND, uiControl(e));
+
+	e->native_wndproc = (WNDPROC)SetWindowLongPtrW(e->hwnd, GWLP_WNDPROC, (LONG_PTR)entryWndProc);
+	SetProp(e->hwnd, L"NATIVE_WNDPROC", (HANDLE)e->native_wndproc);
+
 	uiEntryOnChanged(e, defaultOnChanged, NULL);
 
 	return e;