Sizable "open archive" window (fix for #353)

src/drivers/win/archive.cpp

@@ -18,6 +18,11 @@
 //it would be nonreadable because we wouldnt actually decompress the contents
 
 static FCEUARCHIVEFILEINFO *currFileSelectorContext;
+static RECT oldWindowRect;
+static RECT newWindowRect;
+// Minimum window size
+static const int MIN_WIDTH = 250;
+static const int MIN_HEIGHT = 150;
 
 DEFINE_GUID(CLSID_CFormat_07,0x23170F69,0x40C1,0x278A,0x10,0x00,0x00,0x01,0x10,0x07,0x00,0x00);
 
@@ -261,6 +266,37 @@ public:
 	}
 };
 
+//used to move all child items in the dialog when you resize (except for the dock fill controls which are resized)
+BOOL CALLBACK ArchiveEnumWindowsProc(HWND hwnd, LPARAM lParam)
+{
+	RECT crect;
+	HWND parent = GetParent(hwnd);
+	GetWindowRect(hwnd, &crect);					//Get rect of current child to be resized
+	ScreenToClient(parent, (LPPOINT)&crect);		//Convert rect coordinates to client area coordinates
+	ScreenToClient(parent, ((LPPOINT)&crect) + 1);
+
+	int plusWidth = (newWindowRect.right - newWindowRect.left) - (oldWindowRect.right - oldWindowRect.left);
+	int plusHeight = (newWindowRect.bottom - newWindowRect.top) - (oldWindowRect.bottom - oldWindowRect.top);
+
+	switch (GetDlgCtrlID(hwnd))
+	{
+	case IDC_LIST1:
+		// horizontal and vertical stretch
+		SetWindowPos(hwnd, 0, crect.left, crect.top, 
+			crect.right - crect.left + plusWidth, crect.bottom - crect.top + plusHeight,
+			SWP_NOZORDER);
+		break;
+	case IDOK:
+	case IDCANCEL:
+		// movement only
+		SetWindowPos(hwnd, 0, crect.left + plusWidth, crect.top + plusHeight,
+			crect.right - crect.left, crect.bottom - crect.top,
+			SWP_NOZORDER);
+		break;
+	}
+
+	return TRUE;
+}
 
 class LibRef
 {
@@ -275,6 +311,7 @@ public:
 	}
 };
 
+// Callback for resizing child controls
 static INT_PTR CALLBACK ArchiveFileSelectorCallback(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 {
 	switch(uMsg)
@@ -287,6 +324,7 @@ static INT_PTR CALLBACK ArchiveFileSelectorCallback(HWND hwndDlg, UINT uMsg, WPA
 				std::string& name = (*currFileSelectorContext)[i].name;
 				SendMessage(hwndListbox, LB_ADDSTRING, 0, (LPARAM)name.c_str());
 			}
+			GetWindowRect(hwndDlg, &oldWindowRect);
 		}
 		break;
 
@@ -309,6 +347,32 @@ static INT_PTR CALLBACK ArchiveFileSelectorCallback(HWND hwndDlg, UINT uMsg, WPA
 				return TRUE;
 		}
 		break;
+	case WM_SIZE:
+		{
+			GetWindowRect(hwndDlg, &newWindowRect);	// Get new size
+			// Limit window size
+			bool fixSize = false;
+			if (newWindowRect.right - newWindowRect.left < MIN_WIDTH)
+			{
+				newWindowRect.right = newWindowRect.left + MIN_WIDTH;
+				fixSize = true;
+			}
+			if (newWindowRect.bottom - newWindowRect.top < MIN_HEIGHT)
+			{
+				newWindowRect.bottom = newWindowRect.top + MIN_HEIGHT;
+				fixSize = true;
+			}
+			if (fixSize)
+			{
+				SetWindowPos(hwndDlg, 0, newWindowRect.left, newWindowRect.top,
+					newWindowRect.right - newWindowRect.left, newWindowRect.bottom - newWindowRect.top, 0);
+			}
+			// Initiate callback for resizing child controls
+			EnumChildWindows(hwndDlg, ArchiveEnumWindowsProc, 0);
+			InvalidateRect(hwndDlg, 0, TRUE);
+			UpdateWindow(hwndDlg);
+			oldWindowRect = newWindowRect; // Store for future calculations
+		}
 	}
 	return FALSE;
 }

src/drivers/win/res.rc

@@ -1355,7 +1355,7 @@ BEGIN
 END
 
 ARCHIVECHOOSERDIALOG DIALOGEX 0, 0, 265, 159
-STYLE DS_SETFONT | DS_MODALFRAME | DS_FIXEDSYS | WS_POPUP | WS_CAPTION | WS_SYSMENU
+STYLE DS_SETFONT | DS_FIXEDSYS | WS_MAXIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME
 CAPTION "Choose File From Archive"
 FONT 8, "MS Shell Dlg", 400, 0, 0x1
 BEGIN
@@ -2314,6 +2314,11 @@ BEGIN
     0
 END
 
+ARCHIVECHOOSERDIALOG AFX_DIALOG_LAYOUT
+BEGIN
+    0
+END
+
 
 #ifdef APSTUDIO_INVOKED
 /////////////////////////////////////////////////////////////////////////////