SplitterBehavior: Fix for when the sizes are already under the minimum desired size.
diff --git a/imgui.cpp b/imgui.cpp
index 85910a6..9cf7938 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -13050,17 +13050,25 @@
float mouse_delta = (axis == ImGuiAxis_Y) ? mouse_delta_2d.y : mouse_delta_2d.x;
// Minimum pane size
- if (mouse_delta < min_size1 - *size1)
- mouse_delta = min_size1 - *size1;
- if (mouse_delta > *size2 - min_size2)
- mouse_delta = *size2 - min_size2;
+ float size_1_maximum_delta = ImMax(0.0f, *size1 - min_size1);
+ float size_2_maximum_delta = ImMax(0.0f, *size2 - min_size2);
+ if (mouse_delta < -size_1_maximum_delta)
+ mouse_delta = -size_1_maximum_delta;
+ if (mouse_delta > size_2_maximum_delta)
+ mouse_delta = size_2_maximum_delta;
// Apply resize
- *size1 += mouse_delta;
- *size2 -= mouse_delta;
- bb_render.Translate((axis == ImGuiAxis_X) ? ImVec2(mouse_delta, 0.0f) : ImVec2(0.0f, mouse_delta));
-
- MarkItemValueChanged(id);
+ if (mouse_delta != 0.0f)
+ {
+ if (mouse_delta < 0.0f)
+ IM_ASSERT(*size1 + mouse_delta >= min_size1);
+ if (mouse_delta > 0.0f)
+ IM_ASSERT(*size2 - mouse_delta >= min_size2);
+ *size1 += mouse_delta;
+ *size2 -= mouse_delta;
+ bb_render.Translate((axis == ImGuiAxis_X) ? ImVec2(mouse_delta, 0.0f) : ImVec2(0.0f, mouse_delta));
+ MarkItemValueChanged(id);
+ }
}
// Render
