diff --git a/imgui.cpp b/imgui.cpp index 2e54f4f..5459bc9 100644 --- a/imgui.cpp +++ b/imgui.cpp @@ -1400,7 +1400,7 @@ ImVec2 SizeContents; // Size of contents (== extents reach of the drawing cursor) from previous frame ImGuiID MoveID; // == window->GetID("#MOVE") float ScrollY; - float NextScrollY; + float ScrollTargetCenterY; // position which we aim to center on bool ScrollbarY; bool Active; // Set to true on Begin() bool WasActive; @@ -1766,7 +1766,7 @@ Size = SizeFull = ImVec2(0.0f, 0.0f); SizeContents = ImVec2(0.0f, 0.0f); ScrollY = 0.0f; - NextScrollY = 0.0f; + ScrollTargetCenterY = -1.0f; ScrollbarY = false; Active = WasActive = false; Accessed = false; @@ -2192,7 +2192,7 @@ if (!(window->Flags & ImGuiWindowFlags_NoScrollWithMouse)) { const int scroll_lines = (window->Flags & ImGuiWindowFlags_ComboBox) ? 3 : 5; - window->NextScrollY -= g.IO.MouseWheel * window->CalcFontSize() * scroll_lines; + window->ScrollY -= g.IO.MouseWheel * window->CalcFontSize() * scroll_lines; } } } @@ -3715,11 +3715,14 @@ window->FocusIdxAllRequestNext = window->FocusIdxTabRequestNext = IM_INT_MAX; // Apply scrolling - window->ScrollY = window->NextScrollY; + if (window->ScrollTargetCenterY >= 0.0f) + { + window->ScrollY = window->ScrollTargetCenterY - (window->Pos.y + window->SizeFull.y * 0.5f) - (window->TitleBarHeight() + window->WindowPadding().y); + window->ScrollTargetCenterY = -1.0f; + } window->ScrollY = ImMax(window->ScrollY, 0.0f); if (!window->Collapsed && !window->SkipItems) window->ScrollY = ImMin(window->ScrollY, ImMax(0.0f, window->SizeContents.y - window->SizeFull.y)); - window->NextScrollY = window->ScrollY; // Draw window + handle manual resize ImRect title_bar_rect = window->TitleBarRect(); @@ -4014,7 +4017,6 @@ // Apply scroll const float scroll_y_norm = ImSaturate((clicked_y_norm - g.ScrollbarClickDeltaToGrabCenter - grab_h_norm*0.5f) / (1.0f - grab_h_norm)); window->ScrollY = (float)(int)(0.5f + scroll_y_norm * (window->SizeContents.y - window->Size.y)); - window->NextScrollY = window->ScrollY; // Update values for rendering scroll_ratio = ImSaturate(window->ScrollY / scroll_max); @@ -4644,7 +4646,7 @@ void ImGui::SetScrollPosHere() { ImGuiWindow* window = GetCurrentWindow(); - window->NextScrollY = (window->DC.CursorPos.y + window->ScrollY) - (window->Pos.y + window->SizeFull.y * 0.5f) - (window->TitleBarHeight() + window->WindowPadding().y); + window->ScrollTargetCenterY = (window->DC.CursorPos.y + window->ScrollY); } void ImGui::SetKeyboardFocusHere(int offset)