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Popups: fixed child windows within popups vs handling of sub menus. Added examples.
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parent
748072c045
commit
d9b2a90773
51
imgui.cpp
51
imgui.cpp
@ -1149,6 +1149,14 @@ struct ImGuiMouseCursorData
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ImVec2 TexUvMax[2];
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};
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struct ImGuiPopupRef
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{
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ImGuiID PopupID; // Set on OpenPopup()
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ImGuiWindow* Window; // Resolved on BeginPopup() - may stay unresolved if user never calls OpenPopup()
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ImGuiPopupRef(ImGuiID id) { PopupID = id; Window = NULL; }
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};
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// Main state for ImGui
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struct ImGuiState
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{
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@ -1183,8 +1191,8 @@ struct ImGuiState
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ImVector<ImGuiColMod> ColorModifiers;
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ImVector<ImGuiStyleMod> StyleModifiers;
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ImVector<ImFont*> FontStack;
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ImVector<ImGuiID> OpenedPopupStack; // Which popups are open
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ImVector<ImGuiID> CurrentPopupStack; // Which level of BeginPopup() we are in (reset every frame)
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ImVector<ImGuiPopupRef> OpenedPopupStack; // Which popups are open
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ImVector<ImGuiPopupRef> CurrentPopupStack; // Which level of BeginPopup() we are in (reset every frame)
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ImVec2 SetNextWindowPosVal;
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ImGuiSetCond SetNextWindowPosCond;
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@ -2132,12 +2140,16 @@ static void CloseInactivePopups()
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return;
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}
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// When popups are stacked, clicking on a lower level popups puts focus back to it and close its child
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IM_ASSERT(g.FocusedWindow->PopupID != 0);
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for (size_t n = 0; n < g.OpenedPopupStack.size(); n++)
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if (g.OpenedPopupStack[n] == g.FocusedWindow->PopupID)
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// When popups are stacked, clicking on a lower level popups puts focus back to it and close popups above it
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IM_ASSERT(g.FocusedWindow->RootWindow->PopupID != 0);
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for (int n = 0; n < (int)g.OpenedPopupStack.size()-1; n++)
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if (g.OpenedPopupStack[n].PopupID == g.FocusedWindow->RootWindow->PopupID)
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{
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g.OpenedPopupStack.resize(n+1);
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// Don't close our own Child Popup windows
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while (++n < (int)g.OpenedPopupStack.size())
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if (!g.OpenedPopupStack[n].Window || !(g.OpenedPopupStack[n].Window->Flags & ImGuiWindowFlags_ChildWindow))
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break;
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g.OpenedPopupStack.resize(n);
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return;
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}
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}
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@ -2975,9 +2987,9 @@ void ImGui::OpenPopup(const char* str_id)
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// One open popup per level of the popup hierarchy
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if (g.OpenedPopupStack.size() == g.CurrentPopupStack.size())
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g.OpenedPopupStack.push_back(id);
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g.OpenedPopupStack.push_back(ImGuiPopupRef(id));
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else if (g.OpenedPopupStack.size() == g.CurrentPopupStack.size() + 1)
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g.OpenedPopupStack.back() = id;
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g.OpenedPopupStack.back() = ImGuiPopupRef(id);
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else
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IM_ASSERT(0); // Invalid state
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}
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@ -2985,9 +2997,9 @@ void ImGui::OpenPopup(const char* str_id)
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void ImGui::CloseCurrentPopup()
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{
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ImGuiState& g = *GImGui;
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if (g.CurrentPopupStack.empty() || g.OpenedPopupStack.empty() || g.CurrentPopupStack.back() != g.OpenedPopupStack.back())
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if (g.CurrentPopupStack.empty() || g.OpenedPopupStack.empty() || g.CurrentPopupStack.back().PopupID != g.OpenedPopupStack.back().PopupID)
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return;
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if (g.Windows.back()->PopupID == g.OpenedPopupStack.back() && g.Windows.size() >= 2)
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if (g.Windows.back()->PopupID == g.OpenedPopupStack.back().PopupID && g.Windows.size() >= 2)
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FocusWindow(g.Windows[g.Windows.size()-2]);
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g.OpenedPopupStack.pop_back();
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}
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@ -3003,7 +3015,7 @@ static void CloseAllPopups()
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static bool IsPopupOpen(ImGuiID id)
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{
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ImGuiState& g = *GImGui;
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const bool opened = g.OpenedPopupStack.size() > g.CurrentPopupStack.size() && g.OpenedPopupStack[g.CurrentPopupStack.size()] == id;
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const bool opened = g.OpenedPopupStack.size() > g.CurrentPopupStack.size() && g.OpenedPopupStack[g.CurrentPopupStack.size()].PopupID == id;
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return opened;
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}
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@ -3291,10 +3303,11 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
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bool window_was_visible = (window->LastFrameDrawn == current_frame - 1); // Not using !WasActive because the implicit "Debug" window would always toggle off->on
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if (flags & ImGuiWindowFlags_Popup)
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{
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const ImGuiID popup_id = g.OpenedPopupStack[g.CurrentPopupStack.size()];
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g.CurrentPopupStack.push_back(popup_id);
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window_was_visible &= (window->PopupID == popup_id);
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window->PopupID = popup_id;
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ImGuiPopupRef& popup_ref = g.OpenedPopupStack[g.CurrentPopupStack.size()];
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window_was_visible &= (window->PopupID == popup_ref.PopupID);
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popup_ref.Window = window;
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g.CurrentPopupStack.push_back(popup_ref);
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window->PopupID = popup_ref.PopupID;
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}
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// Process SetNextWindow***() calls
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@ -10237,7 +10250,7 @@ void ImGui::ShowTestWindow(bool* opened)
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ImGui::MenuItem(names[i], "", &toggles[i]);
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if (ImGui::BeginMenu("Sub-menu"))
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{
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ImGui::MenuItem("Hello");
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ImGui::MenuItem("Click me");
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ImGui::EndMenu();
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}
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@ -10284,6 +10297,10 @@ void ImGui::ShowTestWindow(bool* opened)
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static bool enabled = true;
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static float f = 0.5f;
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ImGui::MenuItem("Enabled", "", &enabled);
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ImGui::BeginChild("child", ImVec2(0, 60), true);
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for (int i = 0; i < 10; i++)
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ImGui::Text("Scrolling Text %d", i);
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ImGui::EndChild();
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ImGui::SliderFloat("Value", &f, 0.0f, 1.0f);
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ImGui::EndMenu();
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}
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