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Internals: support for varying _ChildWindow flag for menu windows. (#3496, #4797)

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This commit is contained in:
ocornut 2021-12-14 16:17:31 +01:00
parent 11638fdf7d
commit a528398c77
2 changed files with 26 additions and 7 deletions
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31
imgui.cpp
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@ -5286,6 +5286,27 @@ static void ApplyWindowSettings(ImGuiWindow* window, ImGuiWindowSettings* settin
window->Collapsed = settings->Collapsed; window->Collapsed = settings->Collapsed;
} }
static void UpdateWindowInFocusOrderList(ImGuiWindow* window, bool just_created, ImGuiWindowFlags new_flags)
{
ImGuiContext& g = *GImGui;
const ImGuiWindowFlags old_flags = window->Flags;
const bool child_flag_changed = (new_flags & ImGuiWindowFlags_ChildWindow) != (old_flags & ImGuiWindowFlags_ChildWindow);
if ((just_created || child_flag_changed) && !(new_flags & ImGuiWindowFlags_ChildWindow))
{
g.WindowsFocusOrder.push_back(window);
window->FocusOrder = (short)(g.WindowsFocusOrder.Size - 1);
}
else if (child_flag_changed && (new_flags & ImGuiWindowFlags_ChildWindow))
{
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;
}
}
static ImGuiWindow* CreateNewWindow(const char* name, ImGuiWindowFlags flags) static ImGuiWindow* CreateNewWindow(const char* name, ImGuiWindowFlags flags)
{ {
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
@ -5325,16 +5346,12 @@ static ImGuiWindow* CreateNewWindow(const char* name, ImGuiWindowFlags flags)
window->AutoFitOnlyGrows = (window->AutoFitFramesX > 0) || (window->AutoFitFramesY > 0); window->AutoFitOnlyGrows = (window->AutoFitFramesX > 0) || (window->AutoFitFramesY > 0);
} }
if (!(flags & ImGuiWindowFlags_ChildWindow))
{
g.WindowsFocusOrder.push_back(window);
window->FocusOrder = (short)(g.WindowsFocusOrder.Size - 1);
}
if (flags & ImGuiWindowFlags_NoBringToFrontOnFocus) if (flags & ImGuiWindowFlags_NoBringToFrontOnFocus)
g.Windows.push_front(window); // Quite slow but rare and only once g.Windows.push_front(window); // Quite slow but rare and only once
else else
g.Windows.push_back(window); g.Windows.push_back(window);
UpdateWindowInFocusOrderList(window, true, window->Flags);
return window; return window;
} }
@ -5934,6 +5951,8 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
const bool window_just_created = (window == NULL); const bool window_just_created = (window == NULL);
if (window_just_created) if (window_just_created)
window = CreateNewWindow(name, flags); window = CreateNewWindow(name, flags);
else
UpdateWindowInFocusOrderList(window, window_just_created, flags);
// Automatically disable manual moving/resizing when NoInputs is set // Automatically disable manual moving/resizing when NoInputs is set
if ((flags & ImGuiWindowFlags_NoInputs) == ImGuiWindowFlags_NoInputs) if ((flags & ImGuiWindowFlags_NoInputs) == ImGuiWindowFlags_NoInputs)

2
imgui.h
View File

@ -64,7 +64,7 @@ Index of this file:
// Version // Version
// (Integer encoded as XYYZZ for use in #if preprocessor conditionals. Work in progress versions typically starts at XYY99 then bounce up to XYY00, XYY01 etc. when release tagging happens) // (Integer encoded as XYYZZ for use in #if preprocessor conditionals. Work in progress versions typically starts at XYY99 then bounce up to XYY00, XYY01 etc. when release tagging happens)
#define IMGUI_VERSION "1.86 WIP" #define IMGUI_VERSION "1.86 WIP"
#define IMGUI_VERSION_NUM 18519 #define IMGUI_VERSION_NUM 18520
#define IMGUI_CHECKVERSION() ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert), sizeof(ImDrawIdx)) #define IMGUI_CHECKVERSION() ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert), sizeof(ImDrawIdx))
#define IMGUI_HAS_TABLE #define IMGUI_HAS_TABLE