Internals: Popup: Separating MousePosOnOpen and PopupPosOnOpen. They are equal in the master branch but different in the navigation branch.

This commit is contained in:
omar 2018-01-07 13:51:36 +01:00
parent 5fd19f037f
commit a34490239c
2 changed files with 6 additions and 3 deletions

View File

@ -3725,7 +3725,9 @@ void ImGui::OpenPopupEx(ImGuiID id, bool reopen_existing)
ImGuiContext& g = *GImGui;
ImGuiWindow* parent_window = g.CurrentWindow;
int current_stack_size = g.CurrentPopupStack.Size;
ImGuiPopupRef popup_ref = ImGuiPopupRef(id, parent_window, parent_window->GetID("##Menus"), g.IO.MousePos); // Tagged as new ref because constructor sets Window to NULL.
ImVec2 mouse_pos = g.IO.MousePos;
ImVec2 popup_pos = mouse_pos; // NB: In the Navigation branch popup_pos may not use mouse_pos.
ImGuiPopupRef popup_ref = ImGuiPopupRef(id, parent_window, parent_window->GetID("##Menus"), popup_pos, mouse_pos); // Tagged as new ref because constructor sets Window to NULL.
if (g.OpenPopupStack.Size < current_stack_size + 1)
g.OpenPopupStack.push_back(popup_ref);
else if (reopen_existing || g.OpenPopupStack[current_stack_size].PopupId != id)
@ -4479,7 +4481,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
// Popup first latch mouse position, will position itself when it appears next frame
window->AutoPosLastDirection = ImGuiDir_None;
if ((flags & ImGuiWindowFlags_Popup) != 0 && !window_pos_set_by_api)
window->PosFloat = g.IO.MousePos;
window->PosFloat = g.CurrentPopupStack.back().PopupPosOnOpen;
}
// Collapse window by double-clicking on title bar

View File

@ -401,9 +401,10 @@ struct ImGuiPopupRef
ImGuiWindow* Window; // Resolved on BeginPopup() - may stay unresolved if user never calls OpenPopup()
ImGuiWindow* ParentWindow; // Set on OpenPopup()
ImGuiID ParentMenuSet; // Set on OpenPopup()
ImVec2 PopupPosOnOpen; // Preferred popup position (typically == MousePosOnOpen when using mouse)
ImVec2 MousePosOnOpen; // Copy of mouse position at the time of opening popup
ImGuiPopupRef(ImGuiID id, ImGuiWindow* parent_window, ImGuiID parent_menu_set, const ImVec2& mouse_pos) { PopupId = id; Window = NULL; ParentWindow = parent_window; ParentMenuSet = parent_menu_set; MousePosOnOpen = mouse_pos; }
ImGuiPopupRef(ImGuiID id, ImGuiWindow* parent_window, ImGuiID parent_menu_set, const ImVec2& popup_pos, const ImVec2& mouse_pos) { PopupId = id; Window = NULL; ParentWindow = parent_window; ParentMenuSet = parent_menu_set; PopupPosOnOpen = popup_pos; MousePosOnOpen = mouse_pos; }
};
struct ImGuiColumnData