Windows Installer tweaks

patches/app-builder-lib+23.0.8.patch

@@ -12,7 +12,7 @@ index ffcc8bd..bafab0e 100644
          }
          const desktopMeta = {
 diff --git a/node_modules/app-builder-lib/scheme.json b/node_modules/app-builder-lib/scheme.json
-index 4ce62d9..e9729c1 100644
+index 4ce62d9..aea0e0b 100644
 --- a/node_modules/app-builder-lib/scheme.json
 +++ b/node_modules/app-builder-lib/scheme.json
 @@ -4749,6 +4749,10 @@
@@ -39,6 +39,50 @@ index 1536059..555f8f5 100644
 -
  update-mime-database /usr/share/mime || true
  update-desktop-database /usr/share/applications || true
+diff --git a/node_modules/app-builder-lib/templates/nsis/installSection.nsh b/node_modules/app-builder-lib/templates/nsis/installSection.nsh
+index 96f913a..ee95419 100644
+--- a/node_modules/app-builder-lib/templates/nsis/installSection.nsh
++++ b/node_modules/app-builder-lib/templates/nsis/installSection.nsh
+@@ -22,10 +22,37 @@ StrCpy $appExe "$INSTDIR\${APP_EXECUTABLE_FILENAME}"
+       SpiderBanner::Show /MODERN
+     !endif
+ 
++    # Set text (1000 is the id of text element of SpiderBanner)
+     FindWindow $0 "#32770" "" $hwndparent
+     FindWindow $0 "#32770" "" $hwndparent $0
+-    GetDlgItem $0 $0 1000
+-    SendMessage $0 ${WM_SETTEXT} 0 "STR:$(installing)"
++    GetDlgItem $1 $0 1000
++    SendMessage $1 ${WM_SETTEXT} 0 "STR:$(installing)"
++
++    # Set header image compatible with "ManifestDPIAware" mode.
++    !ifdef HEADER_ICO
++      # Convert 24 Dialog Units to pixels:
++      # See https://github.com/mozilla/gecko-dev/blob/8de0e699002872d969aebf1bc8407e5c839a4472/toolkit/mozapps/installer/windows/nsis/common.nsh#L8801
++
++      # rect = LPRect { .left = 0, .top = 0, .right = 24, .bottom = 0 }
++      # See https://nsis.sourceforge.io/Docs/System/System.html#faq
++      System::Call "*(i 0, i 0, i 24, i 0) p.r1"
++
++      # Call `MapDialogRect(window, &rect)`
++      System::Call `user32::MapDialogRect(p $0, p r1)`
++
++      # rect.right now contains the converted value (24du => ?px).
++      # Place `rect.right` into `r2`
++      System::Call "*$1(i, i, i.r2, i)"
++      System::Free $1
++
++      # Load image and pass `r2` as both width and height, get the image handle
++      # back to `r2` register.
++      System::Call `user32::LoadImage(i 0, t "$PLUGINSDIR\installerHeaderico.ico", i ${IMAGE_ICON}, i r2, i r2, i ${LR_LOADFROMFILE}) i.r2`
++
++      # 1025 is the id of the icon of SpiderBanner.
++      GetDlgItem $1 $0 1025
++      SendMessage $1 ${STM_SETIMAGE} ${IMAGE_ICON} $2
++    !endif
+   ${endif}
+   !insertmacro CHECK_APP_RUNNING
+ !else
 diff --git a/node_modules/app-builder-lib/templates/nsis/messages.yml b/node_modules/app-builder-lib/templates/nsis/messages.yml
 index 87fa6b5..ad560bd 100644
 --- a/node_modules/app-builder-lib/templates/nsis/messages.yml