adding unpinnable options to any dlg process and main app so that user cannot accidentaly pin the launcher

launchers/win32/LauncherDlg.cpp

@@ -13,7 +13,10 @@
 #include "LauncherApp.h"
 #include "LauncherDlg.h"
 
+#include <propsys.h>
+#include <propkey.h>
 #include <d2d1.h>
+
 #pragma comment(lib, "d2d1")
 
 #ifdef _DEBUG
@@ -84,7 +87,7 @@ END_MESSAGE_MAP()
 
 BOOL CLauncherDlg::OnInitDialog() {
     CDialog::OnInitDialog();
-
+    MarkWindowAsUnpinnable();
     SetIcon(m_hIcon, TRUE);         // Set big icon
     SetIcon(m_hIcon, FALSE);        // Set small icon
 
@@ -129,6 +132,19 @@ BOOL CLauncherDlg::OnInitDialog() {
     return TRUE;
 }
 
+void CLauncherDlg::MarkWindowAsUnpinnable() {
+    HWND hwnd = AfxGetMainWnd()->m_hWnd;
+    IPropertyStore* pps;
+    HRESULT hr = SHGetPropertyStoreForWindow(hwnd, IID_PPV_ARGS(&pps));
+    if (SUCCEEDED(hr)) {
+        PROPVARIANT var;
+        var.vt = VT_BOOL;
+        var.boolVal = VARIANT_TRUE;
+        hr = pps->SetValue(PKEY_AppUserModel_PreventPinning, var);
+        pps->Release();
+    }
+}
+
 POINT CLauncherDlg::getMouseCoords(MSG* pMsg) {
     POINT pos;
     pos.x = (int)(short)LOWORD(pMsg->lParam);

launchers/win32/LauncherDlg.h

@@ -59,6 +59,7 @@ protected:
     BOOL getTextFormat(int ResID, TextFormat& formatOut);
     void showWindows(std::vector<CStatic*> windows, bool show);
     POINT getMouseCoords(MSG* pMsg);
+    void MarkWindowAsUnpinnable();
 
 
     bool _isConsoleRunning { false };

launchers/win32/LauncherUtils.cpp

@@ -150,7 +150,8 @@ BOOL LauncherUtils::launchApplication(LPCWSTR lpApplicationName, LPTSTR cmdArgs)
     ZeroMemory(&si, sizeof(si));
     si.cb = sizeof(si);
     ZeroMemory(&pi, sizeof(pi));
-
+    
+    si.dwFlags = STARTF_TITLEISAPPID | STARTF_PREVENTPINNING;
     // start the program up
     BOOL success = CreateProcess(
         lpApplicationName,   // the path