Mouse rewrite

src/text_editor/commands.cpp

@@ -203,6 +203,9 @@ bool GlobalCommand(Event event) {
         Assert(DocumentSelected == NULL);
         ScrollbarSelected = NULL;
     } else if (ScrollbarSelected) {
+        // :ScrollbarImprovement
+        // @todo: it generally works ok but it moves the scrollbar a bit on click
+        // when mouse is not even moving
         Assert(DocumentSelected == NULL);
         Window  *window     = ScrollbarSelected;
         View    *view       = GetView(window->active_view);
@@ -227,7 +230,18 @@ bool GlobalCommand(Event event) {
         View   *view   = GetView(window->active_view);
         Buffer *buffer = GetBuffer(view->active_buffer);
 
-        Vec2I  mouse = MouseVec2I();
+        Vec2I mouse = MouseVec2I();
+        // Special case for full-screen where we can have document
+        // aligned with monitor screen in which case mouse cursor cannot
+        // be smaller then 0 which means we cannot scroll
+        if (mouse.y == 0 && window->document_rect.min.y == 0) {
+            float x, y;
+            SDL_GetGlobalMouseState(&x, &y);
+            if (y == 0) {
+                mouse.y = -10;
+            }
+        }
+
         Int    p     = ScreenSpaceToBufferPos(window, view, buffer, mouse);
         Caret &caret = view->carets[0];
 
@@ -310,6 +324,7 @@ bool GlobalCommand(Event event) {
         }
 
         // Figure out scrollbar click
+        // :ScrollbarImprovement
         // @todo: it generally works ok but it moves the scrollbar a bit on click
         // when mouse is not even moving
         For(order) {

src/text_editor/commands_window.cpp

@@ -828,6 +828,12 @@ void WindowCommand(Event event, Window *window, View *view) {
             Assert(view->underline_count <= 2);
         }
     }
+
+    if (Mouse(MIDDLE)) {
+        Vec2I mouse = MouseVec2I();
+        Int   p     = ScreenSpaceToBufferPos(window, view, buffer, mouse);
+        Insert(&view->carets, MakeCaret(p, p), 0);
+    }
 }
 
 void UpdateScroll(Window *window, bool update_caret_scrolling) {