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Popups: Fixed an issue when reopening a same popup multiple times would offset them by 1 pixel on the right. (#4936)

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Passing explicit ImGuiPopupFlags_MouseButtonRight to OpenPopupOnItemClick() calls somehow document the unusual (due to legacy) default value.
This commit is contained in:
ocornut
2022-01-24 13:13:38 +01:00
parent cda3db1449
commit b17b2fb732
5 changed files with 16 additions and 20 deletions
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16
imgui.cpp
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@ -6235,8 +6235,6 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
SetWindowPos(window, window->SetWindowPosVal - window->Size * window->SetWindowPosPivot, 0); // Position given a pivot (e.g. for centering)
else if ((flags & ImGuiWindowFlags_ChildMenu) != 0)
window->Pos = FindBestWindowPosForPopup(window);
else if ((flags & ImGuiWindowFlags_Popup) != 0 && !window_pos_set_by_api && window_just_appearing_after_hidden_for_resize)
window->Pos = FindBestWindowPosForPopup(window);
else if ((flags & ImGuiWindowFlags_Tooltip) != 0 && !window_pos_set_by_api && !window_is_child_tooltip)
window->Pos = FindBestWindowPosForPopup(window);
@ -9261,7 +9259,7 @@ void ImGui::OpenPopupOnItemClick(const char* str_id, ImGuiPopupFlags popup_flags
// - You may want to handle the whole on user side if you have specific needs (e.g. tweaking IsItemHovered() parameters).
// This is essentially the same as:
// id = str_id ? GetID(str_id) : GetItemID();
// OpenPopupOnItemClick(str_id);
// OpenPopupOnItemClick(str_id, ImGuiPopupFlags_MouseButtonRight);
// return BeginPopup(id);
// Which is essentially the same as:
// id = str_id ? GetID(str_id) : GetItemID();
@ -9420,11 +9418,6 @@ ImVec2 ImGui::FindBestWindowPosForPopup(ImGuiWindow* window)
r_avoid = ImRect(parent_window->Pos.x + horizontal_overlap, -FLT_MAX, parent_window->Pos.x + parent_window->Size.x - horizontal_overlap - parent_window->ScrollbarSizes.x, FLT_MAX);
return FindBestWindowPosForPopupEx(window->Pos, window->Size, &window->AutoPosLastDirection, r_outer, r_avoid, ImGuiPopupPositionPolicy_Default);
}
if (window->Flags & ImGuiWindowFlags_Popup)
{
ImRect r_avoid = ImRect(window->Pos.x - 1, window->Pos.y - 1, window->Pos.x + 1, window->Pos.y + 1);
return FindBestWindowPosForPopupEx(window->Pos, window->Size, &window->AutoPosLastDirection, r_outer, r_avoid, ImGuiPopupPositionPolicy_Default);
}
if (window->Flags & ImGuiWindowFlags_Tooltip)
{
// Position tooltip (always follows mouse)
@ -9932,9 +9925,10 @@ static ImVec2 ImGui::NavCalcPreferredRefPos()
if (g.NavDisableHighlight || !g.NavDisableMouseHover || !window)
{
// Mouse (we need a fallback in case the mouse becomes invalid after being used)
if (IsMousePosValid(&g.IO.MousePos))
return g.IO.MousePos;
return g.MouseLastValidPos;
// The +1.0f offset when stored by OpenPopupEx() allows reopening this or another popup (same or another mouse button) while not moving the mouse, it is pretty standard.
// In theory we could move that +1.0f offset in OpenPopupEx()
ImVec2 p = IsMousePosValid(&g.IO.MousePos) ? g.IO.MousePos : g.MouseLastValidPos;
return ImVec2(p.x + 1.0f, p.y);
}
else
{