add per-monitor dpi support

1 files changed, 12 insertions, 0 deletions

diff --git a/alf/alf.h b/alf/alf.h
index d21a295..16767a7 100644
--- a/alf/alf.h
+++ b/alf/alf.h
@@ -76,10 +76,22 @@ typedef struct {
     BOOL (WINAPI *RemoveWindowSubclass)(HWND, ALF_COMPAT_SUBCLASSPROC, UINT_PTR);
     int (WINAPI *GetSystemMetricsForDpi)(int,  UINT);
     BOOL (WINAPI *IsAppThemed)(void);
+    UINT (WINAPI *GetDpiForWindow)(HWND);
+    BOOL (WINAPI *SystemParametersInfoForDpi)(UINT,UINT,PVOID,UINT,UINT);
+    BOOL (WINAPI *AdjustWindowRectExForDpi)(LPRECT,DWORD,BOOL,DWORD,UINT);
 } ALFCompatFunctions;
 
 typedef struct ALFAppPriv *ALFAPP;
 
+typedef enum {
+    ALF_DPI_AWARENESS_UNAWARE,
+    ALF_DPI_AWARENESS_SYSTEM_AWARE,
+    ALF_DPI_AWARENESS_PER_MONITOR_AWARE_V2
+} ALFDpiAwareness;
+
+void
+ALF_SetDpiAwareness(ALFDpiAwareness awareness);
+
 ALFAPP
 ALF_CreateApplication(HINSTANCE hInstance);