mirror of https://github.com/ocornut/imgui
Internals: Tweaks. Comments about PushID/GetID public function.
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27
imgui.cpp
27
imgui.cpp
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@ -6380,71 +6380,74 @@ void ImGui::SetItemDefaultFocus()
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void ImGui::SetStateStorage(ImGuiStorage* tree)
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{
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ImGuiWindow* window = GetCurrentWindow();
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ImGuiWindow* window = GImGui->CurrentWindow;
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window->DC.StateStorage = tree ? tree : &window->StateStorage;
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}
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ImGuiStorage* ImGui::GetStateStorage()
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{
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ImGuiWindow* window = GetCurrentWindowRead();
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ImGuiWindow* window = GImGui->CurrentWindow;
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return window->DC.StateStorage;
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}
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void ImGui::PushID(const char* str_id)
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{
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ImGuiWindow* window = GetCurrentWindowRead();
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ImGuiWindow* window = GImGui->CurrentWindow;
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window->IDStack.push_back(window->GetIDNoKeepAlive(str_id));
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}
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void ImGui::PushID(const char* str_id_begin, const char* str_id_end)
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{
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ImGuiWindow* window = GetCurrentWindowRead();
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ImGuiWindow* window = GImGui->CurrentWindow;
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window->IDStack.push_back(window->GetIDNoKeepAlive(str_id_begin, str_id_end));
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}
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void ImGui::PushID(const void* ptr_id)
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{
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ImGuiWindow* window = GetCurrentWindowRead();
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ImGuiWindow* window = GImGui->CurrentWindow;
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window->IDStack.push_back(window->GetIDNoKeepAlive(ptr_id));
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}
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void ImGui::PushID(int int_id)
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{
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const void* ptr_id = (void*)(intptr_t)int_id;
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ImGuiWindow* window = GetCurrentWindowRead();
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ImGuiWindow* window = GImGui->CurrentWindow;
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window->IDStack.push_back(window->GetIDNoKeepAlive(ptr_id));
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}
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void ImGui::PopID()
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{
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ImGuiWindow* window = GetCurrentWindowRead();
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ImGuiWindow* window = GImGui->CurrentWindow;
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window->IDStack.pop_back();
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}
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ImGuiID ImGui::GetID(const char* str_id)
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{
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return GImGui->CurrentWindow->GetID(str_id);
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ImGuiWindow* window = GImGui->CurrentWindow;
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return window->GetID(str_id);
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}
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ImGuiID ImGui::GetID(const char* str_id_begin, const char* str_id_end)
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{
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return GImGui->CurrentWindow->GetID(str_id_begin, str_id_end);
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ImGuiWindow* window = GImGui->CurrentWindow;
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return window->GetID(str_id_begin, str_id_end);
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}
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ImGuiID ImGui::GetID(const void* ptr_id)
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{
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return GImGui->CurrentWindow->GetID(ptr_id);
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ImGuiWindow* window = GImGui->CurrentWindow;
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return window->GetID(ptr_id);
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}
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bool ImGui::IsRectVisible(const ImVec2& size)
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{
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ImGuiWindow* window = GetCurrentWindowRead();
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ImGuiWindow* window = GImGui->CurrentWindow;;
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return window->ClipRect.Overlaps(ImRect(window->DC.CursorPos, window->DC.CursorPos + size));
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}
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bool ImGui::IsRectVisible(const ImVec2& rect_min, const ImVec2& rect_max)
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{
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ImGuiWindow* window = GetCurrentWindowRead();
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ImGuiWindow* window = GImGui->CurrentWindow;;
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return window->ClipRect.Overlaps(ImRect(rect_min, rect_max));
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}
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9
imgui.h
9
imgui.h
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@ -350,13 +350,14 @@ namespace ImGui
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// ID stack/scopes
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// - Read the FAQ for more details about how ID are handled in dear imgui. If you are creating widgets in a loop you most
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// likely want to push a unique identifier (e.g. object pointer, loop index) to uniquely differentiate them.
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// - The resulting ID are hashes of the entire stack.
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// - You can also use the "Label##foobar" syntax within widget label to distinguish them from each others.
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// - In this header file we use the "label"/"name" terminology to denote a string that will be displayed and used as an ID,
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// whereas "str_id" denote a string that is only used as an ID and not normally displayed.
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IMGUI_API void PushID(const char* str_id); // push string identifier into the ID stack. IDs == hash of the entire stack!
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IMGUI_API void PushID(const char* str_id_begin, const char* str_id_end);
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IMGUI_API void PushID(const void* ptr_id); // push pointer into the ID stack.
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IMGUI_API void PushID(int int_id); // push integer into the ID stack.
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IMGUI_API void PushID(const char* str_id); // push string into the ID stack (will hash string).
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IMGUI_API void PushID(const char* str_id_begin, const char* str_id_end); // push string into the ID stack (will hash string).
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IMGUI_API void PushID(const void* ptr_id); // push pointer into the ID stack (will hash pointer).
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IMGUI_API void PushID(int int_id); // push integer into the ID stack (will hash integer).
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IMGUI_API void PopID(); // pop from the ID stack.
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IMGUI_API ImGuiID GetID(const char* str_id); // calculate unique ID (hash of whole ID stack + given parameter). e.g. if you want to query into ImGuiStorage yourself
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IMGUI_API ImGuiID GetID(const char* str_id_begin, const char* str_id_end);
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