From 1e6ec53a3029c23606a4d602c4e8170bd0373745 Mon Sep 17 00:00:00 2001
From: Allen Webster <editor@4coder.net>
Date: Fri, 1 May 2020 12:35:43 -0700
Subject: [PATCH] win32 layer mouse capture

---
 platform_win32/win32_4ed.cpp | 43 ++++++++++++++++++++----------------
 ship_files/changes.txt       |  3 ++-
 2 files changed, 26 insertions(+), 20 deletions(-)

diff --git a/platform_win32/win32_4ed.cpp b/platform_win32/win32_4ed.cpp
index 1a4e8924..f5c8329f 100644
--- a/platform_win32/win32_4ed.cpp
+++ b/platform_win32/win32_4ed.cpp
@@ -1107,25 +1107,25 @@ win32_proc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam){
                 case VK_CONTROL:case VK_LCONTROL:case VK_RCONTROL:
                 case VK_MENU:case VK_LMENU:case VK_RMENU:
                 {
-                        switch (vk){
-						    case VK_CONTROL:case VK_LCONTROL:case VK_RCONTROL:
-                            {
-                                if (is_right){
-                                    controls->r_ctrl = down;
-                                }
-                                else{
-                                    controls->l_ctrl = down;
-                                }
-                            }break;
-							case VK_MENU:case VK_LMENU:case VK_RMENU:
-                            {
-                                if (is_right){
-                                    controls->r_alt = down;
-                                }
-                                else{
-                                    controls->l_alt = down;
-                                }
-                            }break;
+                    switch (vk){
+                        case VK_CONTROL:case VK_LCONTROL:case VK_RCONTROL:
+                        {
+                            if (is_right){
+                                controls->r_ctrl = down;
+                            }
+                            else{
+                                controls->l_ctrl = down;
+                            }
+                        }break;
+                        case VK_MENU:case VK_LMENU:case VK_RMENU:
+                        {
+                            if (is_right){
+                                controls->r_alt = down;
+                            }
+                            else{
+                                controls->l_alt = down;
+                            }
+                        }break;
                     }
                 }break;
             }
@@ -1245,6 +1245,7 @@ win32_proc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam){
         
         case WM_LBUTTONDOWN:
         {
+            SetCapture(hwnd);
             win32vars.got_useful_event = true;
             win32vars.input_chunk.trans.mouse_l_press = true;
             win32vars.input_chunk.pers.mouse_l = true;
@@ -1252,6 +1253,7 @@ win32_proc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam){
         
         case WM_RBUTTONDOWN:
         {
+            SetCapture(hwnd);
             win32vars.got_useful_event = true;
             win32vars.input_chunk.trans.mouse_r_press = true;
             win32vars.input_chunk.pers.mouse_r = true;
@@ -1259,6 +1261,7 @@ win32_proc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam){
         
         case WM_LBUTTONUP:
         {
+            ReleaseCapture();
             win32vars.got_useful_event = true;
             win32vars.input_chunk.trans.mouse_l_release = true;
             win32vars.input_chunk.pers.mouse_l = false;
@@ -1266,6 +1269,7 @@ win32_proc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam){
         
         case WM_RBUTTONUP:
         {
+            ReleaseCapture();
             win32vars.got_useful_event = true;
             win32vars.input_chunk.trans.mouse_r_release = true;
             win32vars.input_chunk.pers.mouse_r = false;
@@ -1274,6 +1278,7 @@ win32_proc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam){
         case WM_KILLFOCUS:
         case WM_SETFOCUS:
         {
+            ReleaseCapture();
             win32vars.got_useful_event = true;
             win32vars.input_chunk.pers.mouse_l = false;
             win32vars.input_chunk.pers.mouse_r = false;
diff --git a/ship_files/changes.txt b/ship_files/changes.txt
index 912bdb54..dfd3da6e 100644
--- a/ship_files/changes.txt
+++ b/ship_files/changes.txt
@@ -13,7 +13,8 @@
  + Fix: windows layer now generates layout independent key stroke events
  + Fix: notepad like mode scrolling does not snap mark to cursor
  + Fix: special case colors from the theme override general case colors
- + Fix: Paste fade range is updated with buffer edits
+ + Fix: paste fade range is updated with buffer edits
+ + Fix: on windows releasing click off window is detected
 
 4.1.4
  + MAJOR: The clipboard history is now a fully custom layer implemented system. Users maintaining a customization layer should try to update their call sites to the old clipboard API. #define FCODER_TRANSITION_TO 4001004 to disable the transitional function wrappers when you are ready to make the transition.