ArrowButton(): Fixed arrow shape being horizontally misaligned by (FramePadding.y-FramePadding.x) if they are different.

Demo: Added extra usage of AlignTextToFramePadding() in a more visible section.

docs/CHANGELOG.txt

@@ -46,7 +46,8 @@ Other Changes:
 - DragFloat: Disabled using power curve when one edge is FLT_MAX (broken in 1.61). (#2024)
 - DragFloat: Disabled setting a default drag speed when one edge is FLT_MAX. (#2024)
 - BeginMenu(): Fixed menu popup horizontal offset being off the item in the menu bar when WindowPadding=0.0f.
-  
+- ArrowButton(): Fixed arrow shape being horizontally misaligned by (FramePadding.y-FramePadding.x) if they are different.
+
 
 -----------------------------------------------------------------------
  VERSION 1.65 (Released 2018-09-06)

imgui_demo.cpp

@@ -389,7 +389,8 @@ void ImGui::ShowDemoWindow(bool* p_open)
             // Color buttons, demonstrate using PushID() to add unique identifier in the ID stack, and changing style.
             for (int i = 0; i < 7; i++)
             {
-                if (i > 0) ImGui::SameLine();
+                if (i > 0) 
+                    ImGui::SameLine();
                 ImGui::PushID(i);
                 ImGui::PushStyleColor(ImGuiCol_Button, (ImVec4)ImColor::HSV(i/7.0f, 0.6f, 0.6f));
                 ImGui::PushStyleColor(ImGuiCol_ButtonHovered, (ImVec4)ImColor::HSV(i/7.0f, 0.7f, 0.7f));
@@ -399,7 +400,12 @@ void ImGui::ShowDemoWindow(bool* p_open)
                 ImGui::PopID();
             }
 
-            // Arrow buttons
+            // Use AlignTextToFramePadding() to align text baseline to the baseline of framed elements (otherwise a Text+SameLine+Button sequence will have the text a little too high by default)
+            ImGui::AlignTextToFramePadding();
+            ImGui::Text("Hold to repeat:");
+            ImGui::SameLine();
+
+            // Arrow buttons with Repeater
             static int counter = 0;
             float spacing = ImGui::GetStyle().ItemInnerSpacing.x;
             ImGui::PushButtonRepeat(true);

imgui_widgets.cpp

@@ -626,7 +626,7 @@ bool ImGui::ArrowButtonEx(const char* str_id, ImGuiDir dir, ImVec2 size, ImGuiBu
     const ImU32 col = GetColorU32((held && hovered) ? ImGuiCol_ButtonActive : hovered ? ImGuiCol_ButtonHovered : ImGuiCol_Button);
     RenderNavHighlight(bb, id);
     RenderFrame(bb.Min, bb.Max, col, true, g.Style.FrameRounding);
-    RenderArrow(bb.Min + ImVec2(ImMax(0.0f, size.x - g.FontSize - g.Style.FramePadding.x), ImMax(0.0f, size.y - g.FontSize - g.Style.FramePadding.y)), dir);
+    RenderArrow(bb.Min + ImVec2(ImMax(0.0f, (size.x - g.FontSize) * 0.5f), ImMax(0.0f, (size.y - g.FontSize) * 0.5f)), dir);
 
     return pressed;
 }