mirror of
https://github.com/ocornut/imgui.git
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Refactor: moved Window Focus related functions to a dedicated section.
This commit is contained in:
ocornut
parent
bbbdc70f26
commit
2b8545684c
522
imgui.cpp
522
imgui.cpp
@ -85,6 +85,7 @@ CODE
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// [SECTION] SCROLLING
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// [SECTION] SCROLLING
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// [SECTION] TOOLTIPS
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// [SECTION] TOOLTIPS
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// [SECTION] POPUPS
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// [SECTION] POPUPS
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// [SECTION] WINDOW FOCUS
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// [SECTION] KEYBOARD/GAMEPAD NAVIGATION
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// [SECTION] KEYBOARD/GAMEPAD NAVIGATION
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// [SECTION] DRAG AND DROP
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// [SECTION] DRAG AND DROP
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// [SECTION] LOGGING/CAPTURING
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// [SECTION] LOGGING/CAPTURING
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@ -1202,6 +1203,10 @@ namespace ImGui
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// Item
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// Item
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static void ItemHandleShortcut(ImGuiID id);
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static void ItemHandleShortcut(ImGuiID id);
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// Window Focus
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static int FindWindowFocusIndex(ImGuiWindow* window);
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static void UpdateWindowInFocusOrderList(ImGuiWindow* window, bool just_created, ImGuiWindowFlags new_flags);
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// Navigation
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// Navigation
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static void NavUpdate();
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static void NavUpdate();
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static void NavUpdateWindowing();
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static void NavUpdateWindowing();
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@ -1222,7 +1227,6 @@ static ImVec2 NavCalcPreferredRefPos();
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static void NavSaveLastChildNavWindowIntoParent(ImGuiWindow* nav_window);
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static void NavSaveLastChildNavWindowIntoParent(ImGuiWindow* nav_window);
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static ImGuiWindow* NavRestoreLastChildNavWindow(ImGuiWindow* window);
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static ImGuiWindow* NavRestoreLastChildNavWindow(ImGuiWindow* window);
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static void NavRestoreLayer(ImGuiNavLayer layer);
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static void NavRestoreLayer(ImGuiNavLayer layer);
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static int FindWindowFocusIndex(ImGuiWindow* window);
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// Error Checking and Debug Tools
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// Error Checking and Debug Tools
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static void ErrorCheckNewFrameSanityChecks();
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static void ErrorCheckNewFrameSanityChecks();
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@ -6171,29 +6175,6 @@ static void ApplyWindowSettings(ImGuiWindow* window, ImGuiWindowSettings* settin
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window->Collapsed = settings->Collapsed;
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window->Collapsed = settings->Collapsed;
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}
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}
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static void UpdateWindowInFocusOrderList(ImGuiWindow* window, bool just_created, ImGuiWindowFlags new_flags)
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{
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ImGuiContext& g = *GImGui;
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const bool new_is_explicit_child = (new_flags & ImGuiWindowFlags_ChildWindow) != 0 && ((new_flags & ImGuiWindowFlags_Popup) == 0 || (new_flags & ImGuiWindowFlags_ChildMenu) != 0);
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const bool child_flag_changed = new_is_explicit_child != window->IsExplicitChild;
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if ((just_created || child_flag_changed) && !new_is_explicit_child)
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{
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IM_ASSERT(!g.WindowsFocusOrder.contains(window));
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g.WindowsFocusOrder.push_back(window);
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window->FocusOrder = (short)(g.WindowsFocusOrder.Size - 1);
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}
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else if (!just_created && child_flag_changed && new_is_explicit_child)
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{
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IM_ASSERT(g.WindowsFocusOrder[window->FocusOrder] == window);
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for (int n = window->FocusOrder + 1; n < g.WindowsFocusOrder.Size; n++)
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g.WindowsFocusOrder[n]->FocusOrder--;
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g.WindowsFocusOrder.erase(g.WindowsFocusOrder.Data + window->FocusOrder);
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window->FocusOrder = -1;
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}
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window->IsExplicitChild = new_is_explicit_child;
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}
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static void InitOrLoadWindowSettings(ImGuiWindow* window, ImGuiWindowSettings* settings)
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static void InitOrLoadWindowSettings(ImGuiWindow* window, ImGuiWindowSettings* settings)
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{
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{
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// Initial window state with e.g. default/arbitrary window position
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// Initial window state with e.g. default/arbitrary window position
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@ -7777,176 +7758,6 @@ void ImGui::End()
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SetCurrentWindow(g.CurrentWindowStack.Size == 0 ? NULL : g.CurrentWindowStack.back().Window);
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SetCurrentWindow(g.CurrentWindowStack.Size == 0 ? NULL : g.CurrentWindowStack.back().Window);
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}
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}
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void ImGui::BringWindowToFocusFront(ImGuiWindow* window)
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{
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ImGuiContext& g = *GImGui;
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IM_ASSERT(window == window->RootWindow);
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const int cur_order = window->FocusOrder;
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IM_ASSERT(g.WindowsFocusOrder[cur_order] == window);
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if (g.WindowsFocusOrder.back() == window)
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return;
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const int new_order = g.WindowsFocusOrder.Size - 1;
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for (int n = cur_order; n < new_order; n++)
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{
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g.WindowsFocusOrder[n] = g.WindowsFocusOrder[n + 1];
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g.WindowsFocusOrder[n]->FocusOrder--;
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IM_ASSERT(g.WindowsFocusOrder[n]->FocusOrder == n);
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}
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g.WindowsFocusOrder[new_order] = window;
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window->FocusOrder = (short)new_order;
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}
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void ImGui::BringWindowToDisplayFront(ImGuiWindow* window)
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{
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ImGuiContext& g = *GImGui;
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ImGuiWindow* current_front_window = g.Windows.back();
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if (current_front_window == window || current_front_window->RootWindow == window) // Cheap early out (could be better)
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return;
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for (int i = g.Windows.Size - 2; i >= 0; i--) // We can ignore the top-most window
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if (g.Windows[i] == window)
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{
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memmove(&g.Windows[i], &g.Windows[i + 1], (size_t)(g.Windows.Size - i - 1) * sizeof(ImGuiWindow*));
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g.Windows[g.Windows.Size - 1] = window;
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break;
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}
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}
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void ImGui::BringWindowToDisplayBack(ImGuiWindow* window)
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{
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ImGuiContext& g = *GImGui;
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if (g.Windows[0] == window)
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return;
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for (int i = 0; i < g.Windows.Size; i++)
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if (g.Windows[i] == window)
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{
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memmove(&g.Windows[1], &g.Windows[0], (size_t)i * sizeof(ImGuiWindow*));
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g.Windows[0] = window;
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break;
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}
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}
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void ImGui::BringWindowToDisplayBehind(ImGuiWindow* window, ImGuiWindow* behind_window)
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{
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IM_ASSERT(window != NULL && behind_window != NULL);
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ImGuiContext& g = *GImGui;
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window = window->RootWindow;
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behind_window = behind_window->RootWindow;
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int pos_wnd = FindWindowDisplayIndex(window);
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int pos_beh = FindWindowDisplayIndex(behind_window);
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if (pos_wnd < pos_beh)
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{
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size_t copy_bytes = (pos_beh - pos_wnd - 1) * sizeof(ImGuiWindow*);
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memmove(&g.Windows.Data[pos_wnd], &g.Windows.Data[pos_wnd + 1], copy_bytes);
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g.Windows[pos_beh - 1] = window;
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}
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else
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{
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size_t copy_bytes = (pos_wnd - pos_beh) * sizeof(ImGuiWindow*);
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memmove(&g.Windows.Data[pos_beh + 1], &g.Windows.Data[pos_beh], copy_bytes);
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g.Windows[pos_beh] = window;
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}
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}
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int ImGui::FindWindowDisplayIndex(ImGuiWindow* window)
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{
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ImGuiContext& g = *GImGui;
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return g.Windows.index_from_ptr(g.Windows.find(window));
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}
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// Moving window to front of display and set focus (which happens to be back of our sorted list)
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void ImGui::FocusWindow(ImGuiWindow* window, ImGuiFocusRequestFlags flags)
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{
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ImGuiContext& g = *GImGui;
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// Modal check?
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if ((flags & ImGuiFocusRequestFlags_UnlessBelowModal) && (g.NavWindow != window)) // Early out in common case.
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if (ImGuiWindow* blocking_modal = FindBlockingModal(window))
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{
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// This block would typically be reached in two situations:
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// - API call to FocusWindow() with a window under a modal and ImGuiFocusRequestFlags_UnlessBelowModal flag.
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// - User clicking on void or anything behind a modal while a modal is open (window == NULL)
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IMGUI_DEBUG_LOG_FOCUS("[focus] FocusWindow(\"%s\", UnlessBelowModal): prevented by \"%s\".\n", window ? window->Name : "<NULL>", blocking_modal->Name);
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if (window && window == window->RootWindow && (window->Flags & ImGuiWindowFlags_NoBringToFrontOnFocus) == 0)
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BringWindowToDisplayBehind(window, blocking_modal); // Still bring right under modal. (FIXME: Could move in focus list too?)
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ClosePopupsOverWindow(GetTopMostPopupModal(), false); // Note how we need to use GetTopMostPopupModal() aad NOT blocking_modal, to handle nested modals
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return;
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}
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// Find last focused child (if any) and focus it instead.
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if ((flags & ImGuiFocusRequestFlags_RestoreFocusedChild) && window != NULL)
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window = NavRestoreLastChildNavWindow(window);
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// Apply focus
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if (g.NavWindow != window)
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{
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SetNavWindow(window);
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if (window && g.NavHighlightItemUnderNav)
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g.NavMousePosDirty = true;
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g.NavId = window ? window->NavLastIds[0] : 0; // Restore NavId
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g.NavLayer = ImGuiNavLayer_Main;
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SetNavFocusScope(window ? window->NavRootFocusScopeId : 0);
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g.NavIdIsAlive = false;
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g.NavLastValidSelectionUserData = ImGuiSelectionUserData_Invalid;
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// Close popups if any
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ClosePopupsOverWindow(window, false);
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}
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// Move the root window to the top of the pile
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IM_ASSERT(window == NULL || window->RootWindow != NULL);
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ImGuiWindow* focus_front_window = window ? window->RootWindow : NULL; // NB: In docking branch this is window->RootWindowDockStop
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ImGuiWindow* display_front_window = window ? window->RootWindow : NULL;
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// Steal active widgets. Some of the cases it triggers includes:
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// - Focus a window while an InputText in another window is active, if focus happens before the old InputText can run.
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// - When using Nav to activate menu items (due to timing of activating on press->new window appears->losing ActiveId)
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if (g.ActiveId != 0 && g.ActiveIdWindow && g.ActiveIdWindow->RootWindow != focus_front_window)
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if (!g.ActiveIdNoClearOnFocusLoss)
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ClearActiveID();
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// Passing NULL allow to disable keyboard focus
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if (!window)
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return;
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// Bring to front
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BringWindowToFocusFront(focus_front_window);
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if (((window->Flags | display_front_window->Flags) & ImGuiWindowFlags_NoBringToFrontOnFocus) == 0)
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BringWindowToDisplayFront(display_front_window);
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}
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void ImGui::FocusTopMostWindowUnderOne(ImGuiWindow* under_this_window, ImGuiWindow* ignore_window, ImGuiViewport* filter_viewport, ImGuiFocusRequestFlags flags)
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{
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ImGuiContext& g = *GImGui;
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IM_UNUSED(filter_viewport); // Unused in master branch.
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int start_idx = g.WindowsFocusOrder.Size - 1;
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if (under_this_window != NULL)
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{
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// Aim at root window behind us, if we are in a child window that's our own root (see #4640)
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int offset = -1;
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while (under_this_window->Flags & ImGuiWindowFlags_ChildWindow)
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{
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under_this_window = under_this_window->ParentWindow;
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offset = 0;
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}
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start_idx = FindWindowFocusIndex(under_this_window) + offset;
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}
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for (int i = start_idx; i >= 0; i--)
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{
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// We may later decide to test for different NoXXXInputs based on the active navigation input (mouse vs nav) but that may feel more confusing to the user.
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ImGuiWindow* window = g.WindowsFocusOrder[i];
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if (window == ignore_window || !window->WasActive)
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continue;
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if ((window->Flags & (ImGuiWindowFlags_NoMouseInputs | ImGuiWindowFlags_NoNavInputs)) != (ImGuiWindowFlags_NoMouseInputs | ImGuiWindowFlags_NoNavInputs))
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{
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FocusWindow(window, flags);
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return;
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}
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}
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FocusWindow(NULL, flags);
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}
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// Important: this alone doesn't alter current ImDrawList state. This is called by PushFont/PopFont only.
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// Important: this alone doesn't alter current ImDrawList state. This is called by PushFont/PopFont only.
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void ImGui::SetCurrentFont(ImFont* font)
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void ImGui::SetCurrentFont(ImFont* font)
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{
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{
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@ -8216,28 +8027,6 @@ bool ImGui::IsWindowHovered(ImGuiHoveredFlags flags)
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return true;
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return true;
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}
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}
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bool ImGui::IsWindowFocused(ImGuiFocusedFlags flags)
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{
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ImGuiContext& g = *GImGui;
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ImGuiWindow* ref_window = g.NavWindow;
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ImGuiWindow* cur_window = g.CurrentWindow;
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if (ref_window == NULL)
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return false;
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if (flags & ImGuiFocusedFlags_AnyWindow)
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return true;
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IM_ASSERT(cur_window); // Not inside a Begin()/End()
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const bool popup_hierarchy = (flags & ImGuiFocusedFlags_NoPopupHierarchy) == 0;
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if (flags & ImGuiHoveredFlags_RootWindow)
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cur_window = GetCombinedRootWindow(cur_window, popup_hierarchy);
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if (flags & ImGuiHoveredFlags_ChildWindows)
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return IsWindowChildOf(ref_window, cur_window, popup_hierarchy);
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else
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return (ref_window == cur_window);
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}
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float ImGui::GetWindowWidth()
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float ImGui::GetWindowWidth()
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{
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{
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ImGuiWindow* window = GImGui->CurrentWindow;
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ImGuiWindow* window = GImGui->CurrentWindow;
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@ -8385,24 +8174,6 @@ void ImGui::SetWindowCollapsed(const char* name, bool collapsed, ImGuiCond cond)
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SetWindowCollapsed(window, collapsed, cond);
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SetWindowCollapsed(window, collapsed, cond);
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}
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}
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void ImGui::SetWindowFocus()
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{
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FocusWindow(GImGui->CurrentWindow);
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}
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void ImGui::SetWindowFocus(const char* name)
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{
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if (name)
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{
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if (ImGuiWindow* window = FindWindowByName(name))
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FocusWindow(window);
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}
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else
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{
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FocusWindow(NULL);
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}
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}
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void ImGui::SetNextWindowPos(const ImVec2& pos, ImGuiCond cond, const ImVec2& pivot)
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void ImGui::SetNextWindowPos(const ImVec2& pos, ImGuiCond cond, const ImVec2& pivot)
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{
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{
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ImGuiContext& g = *GImGui;
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ImGuiContext& g = *GImGui;
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@ -8460,12 +8231,6 @@ void ImGui::SetNextWindowCollapsed(bool collapsed, ImGuiCond cond)
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g.NextWindowData.CollapsedCond = cond ? cond : ImGuiCond_Always;
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g.NextWindowData.CollapsedCond = cond ? cond : ImGuiCond_Always;
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}
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}
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void ImGui::SetNextWindowFocus()
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{
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ImGuiContext& g = *GImGui;
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g.NextWindowData.Flags |= ImGuiNextWindowDataFlags_HasFocus;
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}
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void ImGui::SetNextWindowBgAlpha(float alpha)
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void ImGui::SetNextWindowBgAlpha(float alpha)
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{
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{
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ImGuiContext& g = *GImGui;
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ImGuiContext& g = *GImGui;
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@ -12148,6 +11913,273 @@ ImVec2 ImGui::FindBestWindowPosForPopup(ImGuiWindow* window)
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return window->Pos;
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return window->Pos;
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}
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}
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//-----------------------------------------------------------------------------
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// [SECTION] WINDOW FOCUS
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//----------------------------------------------------------------------------
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// - SetWindowFocus()
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// - SetNextWindowFocus()
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// - IsWindowFocused()
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// - UpdateWindowInFocusOrderList() [Internal]
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// - BringWindowToFocusFront() [Internal]
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// - BringWindowToDisplayFront() [Internal]
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// - BringWindowToDisplayBack() [Internal]
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// - BringWindowToDisplayBehind() [Internal]
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// - FindWindowDisplayIndex() [Internal]
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// - FocusWindow() [Internal]
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// - FocusTopMostWindowUnderOne() [Internal]
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//-----------------------------------------------------------------------------
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void ImGui::SetWindowFocus()
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{
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FocusWindow(GImGui->CurrentWindow);
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}
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void ImGui::SetWindowFocus(const char* name)
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{
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if (name)
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{
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||||||
|
if (ImGuiWindow* window = FindWindowByName(name))
|
||||||
|
FocusWindow(window);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
FocusWindow(NULL);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ImGui::SetNextWindowFocus()
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
g.NextWindowData.Flags |= ImGuiNextWindowDataFlags_HasFocus;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Similar to IsWindowHovered()
|
||||||
|
bool ImGui::IsWindowFocused(ImGuiFocusedFlags flags)
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
ImGuiWindow* ref_window = g.NavWindow;
|
||||||
|
ImGuiWindow* cur_window = g.CurrentWindow;
|
||||||
|
|
||||||
|
if (ref_window == NULL)
|
||||||
|
return false;
|
||||||
|
if (flags & ImGuiFocusedFlags_AnyWindow)
|
||||||
|
return true;
|
||||||
|
|
||||||
|
IM_ASSERT(cur_window); // Not inside a Begin()/End()
|
||||||
|
const bool popup_hierarchy = (flags & ImGuiFocusedFlags_NoPopupHierarchy) == 0;
|
||||||
|
if (flags & ImGuiHoveredFlags_RootWindow)
|
||||||
|
cur_window = GetCombinedRootWindow(cur_window, popup_hierarchy);
|
||||||
|
|
||||||
|
if (flags & ImGuiHoveredFlags_ChildWindows)
|
||||||
|
return IsWindowChildOf(ref_window, cur_window, popup_hierarchy);
|
||||||
|
else
|
||||||
|
return (ref_window == cur_window);
|
||||||
|
}
|
||||||
|
|
||||||
|
static int ImGui::FindWindowFocusIndex(ImGuiWindow* window)
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
IM_UNUSED(g);
|
||||||
|
int order = window->FocusOrder;
|
||||||
|
IM_ASSERT(window->RootWindow == window); // No child window (not testing _ChildWindow because of docking)
|
||||||
|
IM_ASSERT(g.WindowsFocusOrder[order] == window);
|
||||||
|
return order;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void ImGui::UpdateWindowInFocusOrderList(ImGuiWindow* window, bool just_created, ImGuiWindowFlags new_flags)
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
|
||||||
|
const bool new_is_explicit_child = (new_flags & ImGuiWindowFlags_ChildWindow) != 0 && ((new_flags & ImGuiWindowFlags_Popup) == 0 || (new_flags & ImGuiWindowFlags_ChildMenu) != 0);
|
||||||
|
const bool child_flag_changed = new_is_explicit_child != window->IsExplicitChild;
|
||||||
|
if ((just_created || child_flag_changed) && !new_is_explicit_child)
|
||||||
|
{
|
||||||
|
IM_ASSERT(!g.WindowsFocusOrder.contains(window));
|
||||||
|
g.WindowsFocusOrder.push_back(window);
|
||||||
|
window->FocusOrder = (short)(g.WindowsFocusOrder.Size - 1);
|
||||||
|
}
|
||||||
|
else if (!just_created && child_flag_changed && new_is_explicit_child)
|
||||||
|
{
|
||||||
|
IM_ASSERT(g.WindowsFocusOrder[window->FocusOrder] == window);
|
||||||
|
for (int n = window->FocusOrder + 1; n < g.WindowsFocusOrder.Size; n++)
|
||||||
|
g.WindowsFocusOrder[n]->FocusOrder--;
|
||||||
|
g.WindowsFocusOrder.erase(g.WindowsFocusOrder.Data + window->FocusOrder);
|
||||||
|
window->FocusOrder = -1;
|
||||||
|
}
|
||||||
|
window->IsExplicitChild = new_is_explicit_child;
|
||||||
|
}
|
||||||
|
|
||||||
|
void ImGui::BringWindowToFocusFront(ImGuiWindow* window)
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
IM_ASSERT(window == window->RootWindow);
|
||||||
|
|
||||||
|
const int cur_order = window->FocusOrder;
|
||||||
|
IM_ASSERT(g.WindowsFocusOrder[cur_order] == window);
|
||||||
|
if (g.WindowsFocusOrder.back() == window)
|
||||||
|
return;
|
||||||
|
|
||||||
|
const int new_order = g.WindowsFocusOrder.Size - 1;
|
||||||
|
for (int n = cur_order; n < new_order; n++)
|
||||||
|
{
|
||||||
|
g.WindowsFocusOrder[n] = g.WindowsFocusOrder[n + 1];
|
||||||
|
g.WindowsFocusOrder[n]->FocusOrder--;
|
||||||
|
IM_ASSERT(g.WindowsFocusOrder[n]->FocusOrder == n);
|
||||||
|
}
|
||||||
|
g.WindowsFocusOrder[new_order] = window;
|
||||||
|
window->FocusOrder = (short)new_order;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Note technically focus related but rather adjacent and close to BringWindowToFocusFront()
|
||||||
|
void ImGui::BringWindowToDisplayFront(ImGuiWindow* window)
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
ImGuiWindow* current_front_window = g.Windows.back();
|
||||||
|
if (current_front_window == window || current_front_window->RootWindow == window) // Cheap early out (could be better)
|
||||||
|
return;
|
||||||
|
for (int i = g.Windows.Size - 2; i >= 0; i--) // We can ignore the top-most window
|
||||||
|
if (g.Windows[i] == window)
|
||||||
|
{
|
||||||
|
memmove(&g.Windows[i], &g.Windows[i + 1], (size_t)(g.Windows.Size - i - 1) * sizeof(ImGuiWindow*));
|
||||||
|
g.Windows[g.Windows.Size - 1] = window;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ImGui::BringWindowToDisplayBack(ImGuiWindow* window)
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
if (g.Windows[0] == window)
|
||||||
|
return;
|
||||||
|
for (int i = 0; i < g.Windows.Size; i++)
|
||||||
|
if (g.Windows[i] == window)
|
||||||
|
{
|
||||||
|
memmove(&g.Windows[1], &g.Windows[0], (size_t)i * sizeof(ImGuiWindow*));
|
||||||
|
g.Windows[0] = window;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ImGui::BringWindowToDisplayBehind(ImGuiWindow* window, ImGuiWindow* behind_window)
|
||||||
|
{
|
||||||
|
IM_ASSERT(window != NULL && behind_window != NULL);
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
window = window->RootWindow;
|
||||||
|
behind_window = behind_window->RootWindow;
|
||||||
|
int pos_wnd = FindWindowDisplayIndex(window);
|
||||||
|
int pos_beh = FindWindowDisplayIndex(behind_window);
|
||||||
|
if (pos_wnd < pos_beh)
|
||||||
|
{
|
||||||
|
size_t copy_bytes = (pos_beh - pos_wnd - 1) * sizeof(ImGuiWindow*);
|
||||||
|
memmove(&g.Windows.Data[pos_wnd], &g.Windows.Data[pos_wnd + 1], copy_bytes);
|
||||||
|
g.Windows[pos_beh - 1] = window;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
size_t copy_bytes = (pos_wnd - pos_beh) * sizeof(ImGuiWindow*);
|
||||||
|
memmove(&g.Windows.Data[pos_beh + 1], &g.Windows.Data[pos_beh], copy_bytes);
|
||||||
|
g.Windows[pos_beh] = window;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
int ImGui::FindWindowDisplayIndex(ImGuiWindow* window)
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
return g.Windows.index_from_ptr(g.Windows.find(window));
|
||||||
|
}
|
||||||
|
|
||||||
|
// Moving window to front of display and set focus (which happens to be back of our sorted list)
|
||||||
|
void ImGui::FocusWindow(ImGuiWindow* window, ImGuiFocusRequestFlags flags)
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
|
||||||
|
// Modal check?
|
||||||
|
if ((flags & ImGuiFocusRequestFlags_UnlessBelowModal) && (g.NavWindow != window)) // Early out in common case.
|
||||||
|
if (ImGuiWindow* blocking_modal = FindBlockingModal(window))
|
||||||
|
{
|
||||||
|
// This block would typically be reached in two situations:
|
||||||
|
// - API call to FocusWindow() with a window under a modal and ImGuiFocusRequestFlags_UnlessBelowModal flag.
|
||||||
|
// - User clicking on void or anything behind a modal while a modal is open (window == NULL)
|
||||||
|
IMGUI_DEBUG_LOG_FOCUS("[focus] FocusWindow(\"%s\", UnlessBelowModal): prevented by \"%s\".\n", window ? window->Name : "<NULL>", blocking_modal->Name);
|
||||||
|
if (window && window == window->RootWindow && (window->Flags & ImGuiWindowFlags_NoBringToFrontOnFocus) == 0)
|
||||||
|
BringWindowToDisplayBehind(window, blocking_modal); // Still bring right under modal. (FIXME: Could move in focus list too?)
|
||||||
|
ClosePopupsOverWindow(GetTopMostPopupModal(), false); // Note how we need to use GetTopMostPopupModal() aad NOT blocking_modal, to handle nested modals
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Find last focused child (if any) and focus it instead.
|
||||||
|
if ((flags & ImGuiFocusRequestFlags_RestoreFocusedChild) && window != NULL)
|
||||||
|
window = NavRestoreLastChildNavWindow(window);
|
||||||
|
|
||||||
|
// Apply focus
|
||||||
|
if (g.NavWindow != window)
|
||||||
|
{
|
||||||
|
SetNavWindow(window);
|
||||||
|
if (window && g.NavHighlightItemUnderNav)
|
||||||
|
g.NavMousePosDirty = true;
|
||||||
|
g.NavId = window ? window->NavLastIds[0] : 0; // Restore NavId
|
||||||
|
g.NavLayer = ImGuiNavLayer_Main;
|
||||||
|
SetNavFocusScope(window ? window->NavRootFocusScopeId : 0);
|
||||||
|
g.NavIdIsAlive = false;
|
||||||
|
g.NavLastValidSelectionUserData = ImGuiSelectionUserData_Invalid;
|
||||||
|
|
||||||
|
// Close popups if any
|
||||||
|
ClosePopupsOverWindow(window, false);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Move the root window to the top of the pile
|
||||||
|
IM_ASSERT(window == NULL || window->RootWindow != NULL);
|
||||||
|
ImGuiWindow* focus_front_window = window ? window->RootWindow : NULL; // NB: In docking branch this is window->RootWindowDockStop
|
||||||
|
ImGuiWindow* display_front_window = window ? window->RootWindow : NULL;
|
||||||
|
|
||||||
|
// Steal active widgets. Some of the cases it triggers includes:
|
||||||
|
// - Focus a window while an InputText in another window is active, if focus happens before the old InputText can run.
|
||||||
|
// - When using Nav to activate menu items (due to timing of activating on press->new window appears->losing ActiveId)
|
||||||
|
if (g.ActiveId != 0 && g.ActiveIdWindow && g.ActiveIdWindow->RootWindow != focus_front_window)
|
||||||
|
if (!g.ActiveIdNoClearOnFocusLoss)
|
||||||
|
ClearActiveID();
|
||||||
|
|
||||||
|
// Passing NULL allow to disable keyboard focus
|
||||||
|
if (!window)
|
||||||
|
return;
|
||||||
|
|
||||||
|
// Bring to front
|
||||||
|
BringWindowToFocusFront(focus_front_window);
|
||||||
|
if (((window->Flags | display_front_window->Flags) & ImGuiWindowFlags_NoBringToFrontOnFocus) == 0)
|
||||||
|
BringWindowToDisplayFront(display_front_window);
|
||||||
|
}
|
||||||
|
|
||||||
|
void ImGui::FocusTopMostWindowUnderOne(ImGuiWindow* under_this_window, ImGuiWindow* ignore_window, ImGuiViewport* filter_viewport, ImGuiFocusRequestFlags flags)
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
IM_UNUSED(filter_viewport); // Unused in master branch.
|
||||||
|
int start_idx = g.WindowsFocusOrder.Size - 1;
|
||||||
|
if (under_this_window != NULL)
|
||||||
|
{
|
||||||
|
// Aim at root window behind us, if we are in a child window that's our own root (see #4640)
|
||||||
|
int offset = -1;
|
||||||
|
while (under_this_window->Flags & ImGuiWindowFlags_ChildWindow)
|
||||||
|
{
|
||||||
|
under_this_window = under_this_window->ParentWindow;
|
||||||
|
offset = 0;
|
||||||
|
}
|
||||||
|
start_idx = FindWindowFocusIndex(under_this_window) + offset;
|
||||||
|
}
|
||||||
|
for (int i = start_idx; i >= 0; i--)
|
||||||
|
{
|
||||||
|
// We may later decide to test for different NoXXXInputs based on the active navigation input (mouse vs nav) but that may feel more confusing to the user.
|
||||||
|
ImGuiWindow* window = g.WindowsFocusOrder[i];
|
||||||
|
if (window == ignore_window || !window->WasActive)
|
||||||
|
continue;
|
||||||
|
if ((window->Flags & (ImGuiWindowFlags_NoMouseInputs | ImGuiWindowFlags_NoNavInputs)) != (ImGuiWindowFlags_NoMouseInputs | ImGuiWindowFlags_NoNavInputs))
|
||||||
|
{
|
||||||
|
FocusWindow(window, flags);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
FocusWindow(NULL, flags);
|
||||||
|
}
|
||||||
|
|
||||||
//-----------------------------------------------------------------------------
|
//-----------------------------------------------------------------------------
|
||||||
// [SECTION] KEYBOARD/GAMEPAD NAVIGATION
|
// [SECTION] KEYBOARD/GAMEPAD NAVIGATION
|
||||||
//-----------------------------------------------------------------------------
|
//-----------------------------------------------------------------------------
|
||||||
@ -13504,16 +13536,6 @@ static void ImGui::NavUpdateCreateWrappingRequest()
|
|||||||
NavMoveRequestForward(g.NavMoveDir, clip_dir, move_flags, g.NavMoveScrollFlags);
|
NavMoveRequestForward(g.NavMoveDir, clip_dir, move_flags, g.NavMoveScrollFlags);
|
||||||
}
|
}
|
||||||
|
|
||||||
static int ImGui::FindWindowFocusIndex(ImGuiWindow* window)
|
|
||||||
{
|
|
||||||
ImGuiContext& g = *GImGui;
|
|
||||||
IM_UNUSED(g);
|
|
||||||
int order = window->FocusOrder;
|
|
||||||
IM_ASSERT(window->RootWindow == window); // No child window (not testing _ChildWindow because of docking)
|
|
||||||
IM_ASSERT(g.WindowsFocusOrder[order] == window);
|
|
||||||
return order;
|
|
||||||
}
|
|
||||||
|
|
||||||
// Can we focus this window with CTRL+TAB (or PadMenu + PadFocusPrev/PadFocusNext)
|
// Can we focus this window with CTRL+TAB (or PadMenu + PadFocusPrev/PadFocusNext)
|
||||||
// Note that NoNavFocus makes the window not reachable with CTRL+TAB but it can still be focused with mouse or programmatically.
|
// Note that NoNavFocus makes the window not reachable with CTRL+TAB but it can still be focused with mouse or programmatically.
|
||||||
// If you want a window to never be focused, you may use the e.g. NoInputs flag.
|
// If you want a window to never be focused, you may use the e.g. NoInputs flag.
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user