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(Breaking) Internals: added ImGuiItemFlags param to ItemHoverable(), so it can be called from ButtonBehavior() not following an ItemAdd().

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This also allow moving AllowOverlap logic from ButtonBehavior() to ItemHoverable(), allowing other widgets to honor it. (#6512, #3909, #517)
This commit is contained in:
ocornut 2023-06-28 13:47:57 +02:00
parent 10c7709f30
commit 4dee919bc0
4 changed files with 22 additions and 21 deletions
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6
imgui.cpp
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@ -4038,7 +4038,8 @@ bool ImGui::IsItemHovered(ImGuiHoveredFlags flags)
}
// Internal facing ItemHoverable() used when submitting widgets. Differs slightly from IsItemHovered().
bool ImGui::ItemHoverable(const ImRect& bb, ImGuiID id)
// (this does not rely on LastItemData it can be called from a ButtonBehavior() call not following an ItemAdd() call)
bool ImGui::ItemHoverable(const ImRect& bb, ImGuiID id, ImGuiItemFlags item_flags)
{
ImGuiContext& g = *GImGui;
ImGuiWindow* window = g.CurrentWindow;
@ -4053,7 +4054,6 @@ bool ImGui::ItemHoverable(const ImRect& bb, ImGuiID id)
return false;
// Done with rectangle culling so we can perform heavier checks now.
ImGuiItemFlags item_flags = (g.LastItemData.ID == id ? g.LastItemData.InFlags : g.CurrentItemFlags);
if (!(item_flags & ImGuiItemFlags_NoWindowHoverableCheck) && !IsWindowContentHoverable(window, ImGuiHoveredFlags_None))
{
g.HoveredIdDisabled = true;
@ -12360,7 +12360,7 @@ bool ImGui::BeginDragDropSource(ImGuiDragDropFlags flags)
// Rely on keeping other window->LastItemXXX fields intact.
source_id = g.LastItemData.ID = window->GetIDFromRectangle(g.LastItemData.Rect);
KeepAliveID(source_id);
bool is_hovered = ItemHoverable(g.LastItemData.Rect, source_id);
bool is_hovered = ItemHoverable(g.LastItemData.Rect, source_id, g.LastItemData.InFlags);
if (is_hovered && g.IO.MouseClicked[mouse_button])
{
SetActiveID(source_id, window);