MacOS: add a setup dialog to change resolution and mode

CMakeLists.txt

@@ -305,8 +305,8 @@ if (APPLE)
     ${CMAKE_SOURCE_DIR}/src/platform_common/FFT.cpp
     ${CMAKE_SOURCE_DIR}/src/platform_x11/MIDI.cpp
     ${CMAKE_SOURCE_DIR}/src/platform_x11/Misc.cpp
-    ${CMAKE_SOURCE_DIR}/src/platform_x11/SetupDialog.cpp
     ${CMAKE_SOURCE_DIR}/src/platform_x11/Timer.cpp
+    ${CMAKE_SOURCE_DIR}/src/platform_osx/SetupDialog.cpp
     ${CMAKE_SOURCE_DIR}/src/platform_osx/Clipboard.cpp
   )
   source_group("Bonzomatic\\Platform" FILES ${BZC_PLATFORM_SRCS})

src/platform_osx/SetupDialog.cpp

+#include <iostream>
+#include "../Renderer.h"
+#include <CoreFoundation/CoreFoundation.h>
+#include <CoreGraphics/CoreGraphics.h>
+#include <set>
+
+struct Resolution
+{
+  unsigned int w, h;
+  Resolution( int _w, int _h) : w(_w), h(_h) {}
+};
+inline bool operator==(const Resolution& l, const Resolution& r) { return (l.w==r.w)&&(l.h==r.h); }
+inline bool operator<(const Resolution& l, const Resolution& r) { return (l.w<r.w)?true:((l.w==r.w)?((l.h<r.h)?true:false):false); }
+
+void BuildListOfMainDisplayResolutions(std::set<Resolution> &resolutions)
+{
+  CGDirectDisplayID monitorID = CGMainDisplayID();
+  CFArrayRef modes = CGDisplayCopyAllDisplayModes(monitorID, NULL);
+  CFIndex found = CFArrayGetCount(modes);
+  
+  for (CFIndex i = 0;  i < found;  i++)
+  {
+    CGDisplayModeRef dm = (CGDisplayModeRef) CFArrayGetValueAtIndex(modes, i);
+    resolutions.insert({(int)CGDisplayModeGetWidth(dm), (int)CGDisplayModeGetHeight(dm)});
+  }
+  CFRelease(modes);
+}
+
+bool Renderer::OpenSetupDialog( RENDERER_SETTINGS * settings )
+{
+  std::set<Resolution> resolutions;
+  
+  // Force some default resolutions
+  resolutions.insert({1280, 720});
+  resolutions.insert({1920, 1080});
+  // Also add the resolution found in the settings
+  resolutions.insert({settings->nWidth, settings->nHeight});
+  
+  BuildListOfMainDisplayResolutions(resolutions);
+  
+  CFURLRef urlRef = CFBundleCopyResourceURL(CFBundleGetMainBundle(), CFSTR("icon"), CFSTR("icns"), NULL);
+  
+  // The list of resolutions for the dialog
+  CFMutableArrayRef popupVals = CFArrayCreateMutable(NULL, resolutions.size(), &kCFTypeArrayCallBacks);
+  for (const auto &r: resolutions) {
+    CFArrayAppendValue(popupVals, CFStringCreateWithFormat(NULL, NULL, CFSTR("%d x %d"), r.w, r.h));
+  }
+  
+  // The fullscreen checkbox for the dialog
+  CFTypeRef checkboxKeys[1] = { CFSTR("Fullscreen?") };
+  CFArrayRef checkboxVals = CFArrayCreate( NULL, checkboxKeys, 1, &kCFTypeArrayCallBacks);
+  
+  const void* keys[] = {
+    kCFUserNotificationIconURLKey,
+    kCFUserNotificationAlertHeaderKey,
+    kCFUserNotificationAlertMessageKey,
+    kCFUserNotificationDefaultButtonTitleKey,
+    kCFUserNotificationPopUpTitlesKey,
+    kCFUserNotificationCheckBoxTitlesKey
+  };
+  const void* values[] = {
+    urlRef,
+    CFSTR("Bonzomatic"),
+    CFSTR("Choose your resolution, it's a REVOLUTION!\n\nNote: The list is polled from your main display, but 1920x1080 and 1280x720 are force inserted and NOT garanteed to work on your device.\nWe also add whatever was found in the \"config.json\"\n"),
+    CFSTR("Ignition"),
+    popupVals,
+    checkboxVals
+  };
+  CFDictionaryRef parameters = CFDictionaryCreate(NULL, keys, values, sizeof(keys)/sizeof(*keys), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
+  
+  // Setup defaults according to the settings
+  CFOptionFlags settingsFlags = 0;
+  if (settings->windowMode == RENDERER_WINDOWMODE_FULLSCREEN) {
+    settingsFlags |= CFUserNotificationCheckBoxChecked(0);
+  }
+  int idx=0;
+  for (const auto &r: resolutions) {
+    if ((settings->nWidth == r.w) && (settings->nHeight == r.h)) {
+      settingsFlags |= CFUserNotificationPopUpSelection(idx);
+      break;
+    }
+    idx++;
+  }
+  
+  SInt32 err = 0;
+  CFUserNotificationRef dialog = CFUserNotificationCreate(NULL, 0, kCFUserNotificationPlainAlertLevel | settingsFlags, &err, parameters);
+  
+  CFOptionFlags responseFlags = 0;
+  CFUserNotificationReceiveResponse(dialog, 0, &responseFlags);
+  
+  // Collect the user selection and feed the settings
+  if (responseFlags & CFUserNotificationCheckBoxChecked(0)) {
+    settings->windowMode = RENDERER_WINDOWMODE_FULLSCREEN;
+  } else {
+    settings->windowMode = RENDERER_WINDOWMODE_WINDOWED;
+  }
+  idx = responseFlags >> 24;
+  if ((idx >= 0) && (idx < resolutions.size())) {
+    const auto &r = *std::next(resolutions.cbegin(), idx);
+    settings->nWidth = r.w;
+    settings->nHeight = r.h;
+  }
+  
+  CFRelease(dialog);
+  CFRelease(parameters);
+  CFRelease(checkboxVals);
+  CFRelease(popupVals);
+
+  return true;
+}
+