From 71789a55b3c835dc7125c07f8229d66435e791a1 Mon Sep 17 00:00:00 2001
From: and3md <and3md@gmail.com>
Date: Mon, 27 Mar 2017 18:40:18 +0200
Subject: [PATCH] Implemented setWindowState for SDL issue #258 (based on
 windows platform code)

---
 src/dlangui/platforms/sdl/sdlapp.d | 67 ++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)

diff --git a/src/dlangui/platforms/sdl/sdlapp.d b/src/dlangui/platforms/sdl/sdlapp.d
index 69285637..173c09c9 100644
--- a/src/dlangui/platforms/sdl/sdlapp.d
+++ b/src/dlangui/platforms/sdl/sdlapp.d
@@ -263,6 +263,73 @@ class SDLWindow : Window {
         Log.d("SDLWindow.close()");
         _platform.closeWindow(this);
     }
+    
+    override bool setWindowState(WindowState newState, bool activate = false, Rect newWindowRect = RECT_VALUE_IS_NOT_SET) {
+        // override for particular platforms
+        
+        if (_win is null)
+            return false;
+        
+        bool res = false;
+        
+        // change state
+        switch(newState) {
+            case WindowState.maximized:
+                if (_windowState != WindowState.maximized)
+                    SDL_MaximizeWindow(_win);
+                res = true;
+                break;
+            case WindowState.minimized:
+                if (_windowState != WindowState.minimized)
+                    SDL_MinimizeWindow(_win);
+                res = true;
+                break;
+            case WindowState.hidden:
+                if (_windowState != WindowState.hidden)
+                    SDL_HideWindow(_win);
+                res = true;
+                break;
+            case WindowState.normal:
+                if (_windowState != WindowState.normal) {
+                    SDL_RestoreWindow(_win);
+                }
+                res = true;
+                break;
+            default:
+                break;
+        }
+        // change size and/or position
+        if (newWindowRect != RECT_VALUE_IS_NOT_SET && (newState == WindowState.normal || newState == WindowState.unspecified)) {
+               
+            if (newWindowRect.top == int.min || newWindowRect.left == int.min) {
+                // no position specified
+                if (newWindowRect.bottom != int.min && newWindowRect.right != int.min) {
+                    // change size only
+                    SDL_SetWindowSize(_win, newWindowRect.right, newWindowRect.bottom);
+                    res = true;
+                }
+            } else {
+                if (newWindowRect.bottom != int.min && newWindowRect.right != int.min) {
+                    // change size and position
+                    SDL_SetWindowPosition(_win, newWindowRect.left, newWindowRect.top);
+                    SDL_SetWindowSize(_win, newWindowRect.right, newWindowRect.bottom);
+                    res = true;
+                } else {
+                    // change position only
+                    SDL_SetWindowPosition(_win, newWindowRect.left, newWindowRect.top);
+                    res = true;
+                }
+            }
+        }
+        
+        if (activate)
+        {
+            SDL_RaiseWindow(_win);
+            res = true;
+        }
+        
+        return res;
+    }
 
 
     protected dstring _caption;