From 58f95758236767c2f76af5531a802664ada915b0 Mon Sep 17 00:00:00 2001
From: "Christopher A. Mosher" <cmosher01@gmail.com>
Date: Sat, 13 Apr 2024 17:45:58 -0400
Subject: [PATCH] minor fixes

---
 bin/build.sh        |  1 +
 src/gtkutil.cpp     |  5 ++---
 src/screenimage.cpp | 13 +++++++------
 src/screenimage.h   |  1 -
 4 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/bin/build.sh b/bin/build.sh
index bcf5d92..5eb68d6 100755
--- a/bin/build.sh
+++ b/bin/build.sh
@@ -4,6 +4,7 @@ set -e
 
 if [ -e "$1/CMakeCache.txt" ] ; then
     builddir="$1"
+    shift
 else
     mkdir -p tmp
     builddir=$(mktemp -d tmp/tmp.XXXXXXXXXX)
diff --git a/src/gtkutil.cpp b/src/gtkutil.cpp
index 13b0c33..53de7ad 100644
--- a/src/gtkutil.cpp
+++ b/src/gtkutil.cpp
@@ -4,15 +4,14 @@
 
 #include <gtk/gtk.h>
 #include <gdk/gdkx.h>
+#include <gtk-2.0/gtk/gtkwindow.h>
+#include <gtk-2.0/gtk/gtkwidget.h>
 
 void *get_gtk_native_window_handle(void *widget) {
     GtkWidget *gtk_widget = GTK_WIDGET(widget);
-
     gtk_widget_realize(gtk_widget);
-
     GdkWindow *gdk_window = gtk_widget_get_window(gtk_widget);
     Window xid = gdk_x11_window_get_xid(gdk_window);
-
     return reinterpret_cast<void*>(xid);
 }
 
diff --git a/src/screenimage.cpp b/src/screenimage.cpp
index ceefa8f..c080217 100644
--- a/src/screenimage.cpp
+++ b/src/screenimage.cpp
@@ -70,6 +70,7 @@ class ScreenException {
 ScreenImage::ScreenImage(Emulator &emulator, KeyEventHandler &k) :
     wxFrame(nullptr, wxID_ANY, "Emulator"),
     emu(emulator),
+    window(nullptr),
     fullscreen(false),
     buffer(true),
     display(AnalogTV::TV_OLD_COLOR),
@@ -92,12 +93,6 @@ ScreenImage::~ScreenImage() {
 
 
 
-void ScreenImage::OnIdle(wxIdleEvent &evt) {
-//    if (!this->FindFocus() || !this->wxPanelEmuScreen->HasFocus()) {
-//        this->wxPanelEmuScreen->SetFocus();
-//    }
-}
-
 void ScreenImage::HandleUserCloseWindowRequest(wxCloseEvent& event) {
     wxGetApp().StopEmulator();
 }
@@ -167,6 +162,9 @@ void ScreenImage::createSdlTexture() {
 }
 
 void ScreenImage::destroyScreen() {
+    if (!this->window) {
+        return;
+    }
     SDL_DestroyTexture(this->texture);
     SDL_DestroyRenderer(this->renderer);
     SDL_DestroyWindow(this->window);
@@ -336,6 +334,9 @@ void ScreenImage::drawPower(bool on) {
 }
 
 void ScreenImage::notifyObservers() {
+    if (!this->window) {
+        return;
+    }
     const int e = SDL_UpdateTexture(this->texture, NULL, this->pixels, SCRW*sizeof(unsigned int));
     if (e) {
         std::cerr << SDL_GetError() << std::endl;
diff --git a/src/screenimage.h b/src/screenimage.h
index cf59be7..1ecd446 100644
--- a/src/screenimage.h
+++ b/src/screenimage.h
@@ -57,7 +57,6 @@ private:
     void createSdlTexture();
     void destroyScreen();
 
-    void OnIdle(wxIdleEvent &evt);
     void OnKeyDown(wxKeyEvent &evt);
     void OnKeyUp(wxKeyEvent &evt);
     void HandleUserCloseWindowRequest(wxCloseEvent& event);