Tooltips, Drag and Drop: made it possible to override BeginTooltip() position while inside a drag and drop source or target. (#6973)

docs/CHANGELOG.txt

@@ -81,6 +81,8 @@ Other changes:
 - InputText: allow callback to update buffer while in read-only mode. (imgui_club/#46)
 - InputText: fixed an issue programmatically refocusing a multi-line input which was just active. (#4761, #7870)
 - TextLink(), TextLinkOpenURL(): change mouse cursor to Hand shape when hovered. (#7885, #7660)
+- Tooltips, Drag and Drop: made it possible to override BeginTooltip() position while inside
+  a drag and drop source or target: a SetNextWindowPos() call won't be overriden. (#6973)
 - Style: added PushStyleVarX(), PushStyleVarY() helpers to modify only one component of a ImVec2 var.
 - Fonts: made it possible to use PushFont()/PopFont() calls accross Begin() calls. (#3224, #3875, #6398, #7903)
 - Backends: GLFW: added ImGui_ImplGlfw_Sleep() helper function because GLFW does not

imgui.cpp

@@ -11096,7 +11096,8 @@ bool ImGui::BeginTooltipEx(ImGuiTooltipFlags tooltip_flags, ImGuiWindowFlags ext
         // See FindBestWindowPosForPopup() for positionning logic of other tooltips (not drag and drop ones).
         //ImVec2 tooltip_pos = g.IO.MousePos - g.ActiveIdClickOffset - g.Style.WindowPadding;
         ImVec2 tooltip_pos = g.IO.MousePos + TOOLTIP_DEFAULT_OFFSET * g.Style.MouseCursorScale;
-        SetNextWindowPos(tooltip_pos);
+        if ((g.NextWindowData.Flags & ImGuiNextWindowDataFlags_HasPos) == 0)
+            SetNextWindowPos(tooltip_pos);
         SetNextWindowBgAlpha(g.Style.Colors[ImGuiCol_PopupBg].w * 0.60f);
         //PushStyleVar(ImGuiStyleVar_Alpha, g.Style.Alpha * 0.60f); // This would be nice but e.g ColorButton with checkboard has issue with transparent colors :(
         tooltip_flags |= ImGuiTooltipFlags_OverridePrevious;
@@ -15937,7 +15938,7 @@ static void ShowDebugLogFlag(const char* name, ImGuiDebugLogFlags flags)
 void ImGui::ShowDebugLogWindow(bool* p_open)
 {
     ImGuiContext& g = *GImGui;
-    if (!(g.NextWindowData.Flags & ImGuiNextWindowDataFlags_HasSize))
+    if ((g.NextWindowData.Flags & ImGuiNextWindowDataFlags_HasSize) == 0)
         SetNextWindowSize(ImVec2(0.0f, GetFontSize() * 12.0f), ImGuiCond_FirstUseEver);
     if (!Begin("Dear ImGui Debug Log", p_open) || GetCurrentWindow()->BeginCount > 1)
     {
@@ -16254,7 +16255,7 @@ static int StackToolFormatLevelInfo(ImGuiIDStackTool* tool, int n, bool format_f
 void ImGui::ShowIDStackToolWindow(bool* p_open)
 {
     ImGuiContext& g = *GImGui;
-    if (!(g.NextWindowData.Flags & ImGuiNextWindowDataFlags_HasSize))
+    if ((g.NextWindowData.Flags & ImGuiNextWindowDataFlags_HasSize) == 0)
         SetNextWindowSize(ImVec2(0.0f, GetFontSize() * 8.0f), ImGuiCond_FirstUseEver);
     if (!Begin("Dear ImGui ID Stack Tool", p_open) || GetCurrentWindow()->BeginCount > 1)
     {