diff --git a/examples/README.txt b/examples/README.txt index 23c6bdb9..2c73c89d 100644 --- a/examples/README.txt +++ b/examples/README.txt @@ -62,10 +62,10 @@ You can find binaries of some of those example applications at: Most the example bindings are split in 2 parts: - The "Platform" bindings, in charge of: mouse/keyboard/gamepad inputs, cursor shape, timing, windowing. - Examples: Windows (imgui_impl_win32.cpp), GLFW (imgui_impl_glfw.cpp), SDL2 (imgui_impl_sdl.cpp) + Examples: Windows (imgui_impl_win32.cpp), GLFW (imgui_impl_glfw.cpp), SDL2 (imgui_impl_sdl.cpp), etc. - The "Renderer" bindings, in charge of: creating the main font texture, rendering imgui draw data. - Examples: DirectX11 (imgui_impl_dx11.cpp), GL3 (imgui_impl_opengl3.cpp), Vulkan (imgui_impl_vulkan.cpp) + Examples: DirectX11 (imgui_impl_dx11.cpp), GL3 (imgui_impl_opengl3.cpp), Vulkan (imgui_impl_vulkan.cpp), etc. - The example _applications_ usually combine 1 platform + 1 renderer binding to create a working program. Examples: the example_win32_directx11/ application combines imgui_impl_win32.cpp + imgui_impl_dx11.cpp. @@ -122,16 +122,32 @@ List of high-level Frameworks Bindings in this repository: (combine Platform + R imgui_impl_allegro5.cpp imgui_impl_marmalade.cpp -Note that Dear ImGui works with Emscripten. -The examples_emscripten/ app uses sdl.cpp + opengl3.cpp but other combinations are possible. +Note that Dear ImGui works with Emscripten. The examples_emscripten/ app uses imgui_impl_sdl.cpp and +imgui_impl_opengl3.cpp, but other combinations are possible. + Third-party framework, graphics API and languages bindings are listed at: https://github.com/ocornut/imgui/wiki/Bindings - Languages: C, C#, ChaiScript, D, Go, Haxe, Java, Lua, Odin, Pascal, PureBasic, Python, Rust, Swift... - Frameworks: Cinder, Cocoa (OSX), Cocos2d-x, SFML, GML/GameMaker Studio, Irrlicht, Ogre, OpenSceneGraph, - openFrameworks, LOVE, NanoRT, Nim Game Lib, Qt3d, SFML, Unreal Engine 4... - Miscellaneous: Software Renderer, RemoteImgui, etc. + Languages: + C, C#, ChaiScript, CovScript, D, Go, Haxe/hxcpp, Java, JavaScript, Julia, Lua, Nim, + Odin, Pascal, PureBasic, Python, Ruby, Rust, Swift... + + Frameworks: + Amethyst, bsf, Cinder, Cocoa2d-x, Diligent Engine, Flexium, GML/GameMaker Studio, + GTK3 + OpenGL, Irrlicht, Ogre, OpenSceneGraph/OSG, openFrameworks, Orx, LÖVE+LUA, + Magnum, NanoRT, Nim Game Lib, px_render, Qt, Qt3d, SFML, Sokol, Unreal Engine 4, vtk... + + Miscellaneous: Software Renderer, RemoteImgui, imgui-ws, etc. + +Not sure which to use? +Recommended platform/frameworks: + + GLFW https://github.com/glfw/glfw Use imgui_impl_glfw.cpp + SDL2 https://www.libsdl.org Use imgui_impl_sdl.cp + Sokol https://github.com/floooh/sokol Use util/sokol_imgui.h in Sokol repository. + +Those will allow you to create portable applications and will solve and abstract away many issues. --------------------------------------- diff --git a/imgui.h b/imgui.h index 1675fc6c..ba7d6370 100644 --- a/imgui.h +++ b/imgui.h @@ -27,7 +27,7 @@ Index of this file: #pragma once -// Configuration file with compile-time options (edit imconfig.h or define IMGUI_USER_CONFIG to your own filename) +// Configuration file with compile-time options (edit imconfig.h or #define IMGUI_USER_CONFIG to your own filename) #ifdef IMGUI_USER_CONFIG #include IMGUI_USER_CONFIG #endif @@ -39,8 +39,9 @@ Index of this file: // Header mess //----------------------------------------------------------------------------- -#include // FLT_MAX -#include // va_list +// Includes +#include // FLT_MIN, FLT_MAX +#include // va_list, va_start, va_end #include // ptrdiff_t, NULL #include // memset, memmove, memcpy, strlen, strchr, strcpy, strcmp @@ -66,13 +67,13 @@ Index of this file: #define IM_ASSERT(_EXPR) assert(_EXPR) // You can override the default assert handler by editing imconfig.h #endif #if defined(__clang__) || defined(__GNUC__) -#define IM_FMTARGS(FMT) __attribute__((format(printf, FMT, FMT+1))) // Apply printf-style warnings to user functions. +#define IM_FMTARGS(FMT) __attribute__((format(printf, FMT, FMT+1))) // To apply printf-style warnings to our functions. #define IM_FMTLIST(FMT) __attribute__((format(printf, FMT, 0))) #else #define IM_FMTARGS(FMT) #define IM_FMTLIST(FMT) #endif -#define IM_ARRAYSIZE(_ARR) ((int)(sizeof(_ARR)/sizeof(*_ARR))) // Size of a static C-style array. Don't use on pointers! +#define IM_ARRAYSIZE(_ARR) ((int)(sizeof(_ARR) / sizeof(*_ARR))) // Size of a static C-style array. Don't use on pointers! #define IM_UNUSED(_VAR) ((void)_VAR) // Used to silence "unused variable warnings". Often useful as asserts may be stripped out from final builds. #if (__cplusplus >= 201100) #define IM_OFFSETOF(_TYPE,_MEMBER) offsetof(_TYPE, _MEMBER) // Offset of _MEMBER within _TYPE. Standardized as offsetof() in C++11 @@ -123,7 +124,7 @@ struct ImGuiTextBuffer; // Helper to hold and append into a text buf struct ImGuiTextFilter; // Helper to parse and apply text filters (e.g. "aaaaa[,bbbb][,ccccc]") // Typedefs and Enums/Flags (declared as int for compatibility with old C++, to allow using as flags and to not pollute the top of this file) -// Use your programming IDE "Go to definition" facility on the names of the center columns to find the actual flags/enum lists. +// Use your programming IDE "Go to definition" facility on the names in the central column below to find the actual flags/enum lists. #ifndef ImTextureID typedef void* ImTextureID; // User data to identify a texture (this is whatever to you want it to be! read the FAQ about ImTextureID in imgui.cpp) #endif @@ -157,7 +158,7 @@ typedef int (*ImGuiInputTextCallback)(ImGuiInputTextCallbackData *data); typedef void (*ImGuiSizeCallback)(ImGuiSizeCallbackData* data); // Scalar data types -typedef signed char ImS8; // 8-bit signed integer == char +typedef signed char ImS8; // 8-bit signed integer typedef unsigned char ImU8; // 8-bit unsigned integer typedef signed short ImS16; // 16-bit signed integer typedef unsigned short ImU16; // 16-bit unsigned integer @@ -201,14 +202,14 @@ struct ImVec4 //----------------------------------------------------------------------------- // ImGui: Dear ImGui end-user API -// (Inside a namespace so you can add extra functions in your own separate file. Please don't modify imgui.cpp/.h!) +// (Inside a namespace so you can add extra functions in your own separate file. Please don't modify imgui source files!) //----------------------------------------------------------------------------- namespace ImGui { // Context creation and access // Each context create its own ImFontAtlas by default. You may instance one yourself and pass it to CreateContext() to share a font atlas between imgui contexts. - // All those functions are not reliant on the current context. + // None of those functions is reliant on the current context. IMGUI_API ImGuiContext* CreateContext(ImFontAtlas* shared_font_atlas = NULL); IMGUI_API void DestroyContext(ImGuiContext* ctx = NULL); // NULL = destroy current context IMGUI_API ImGuiContext* GetCurrentContext(); @@ -245,8 +246,9 @@ namespace ImGui // which clicking will set the boolean to false when clicked. // - Begin() return false to indicate the window is collapsed or fully clipped, so you may early out and omit submitting // anything to the window. Always call a matching End() for each Begin() call, regardless of its return value! - // [this is due to legacy reason and is inconsistent with most other functions such as BeginMenu/EndMenu, BeginPopup/EndPopup, etc. - // where the EndXXX call should only be called if the corresponding BeginXXX function returned true.] + // [Important: due to legacy reason, this is inconsistent with most other functions such as BeginMenu/EndMenu, + // BeginPopup/EndPopup, etc. where the EndXXX call should only be called if the corresponding BeginXXX function + // returned true. Begin and BeginChild are the only odd ones out. Will be fixed in a future update.] // - Note that the bottom of window stack always contains a window called "Debug". IMGUI_API bool Begin(const char* name, bool* p_open = NULL, ImGuiWindowFlags flags = 0); IMGUI_API void End(); @@ -255,13 +257,13 @@ namespace ImGui // - Use child windows to begin into a self-contained independent scrolling/clipping regions within a host window. Child windows can embed their own child. // - For each independent axis of 'size': ==0.0f: use remaining host window size / >0.0f: fixed size / <0.0f: use remaining window size minus abs(size) / Each axis can use a different mode, e.g. ImVec2(0,400). // - BeginChild() returns false to indicate the window is collapsed or fully clipped, so you may early out and omit submitting anything to the window. - // Always call a matching EndChild() for each BeginChild() call, regardless of its return value [this is due to legacy reason and is inconsistent with most other functions such as BeginMenu/EndMenu, BeginPopup/EndPopup, etc. where the EndXXX call should only be called if the corresponding BeginXXX function returned true.] + // Always call a matching EndChild() for each BeginChild() call, regardless of its return value [as with Begin: this is due to legacy reason and inconsistent with most BeginXXX functions apart from the regular Begin() which behaves like BeginChild().] IMGUI_API bool BeginChild(const char* str_id, const ImVec2& size = ImVec2(0,0), bool border = false, ImGuiWindowFlags flags = 0); IMGUI_API bool BeginChild(ImGuiID id, const ImVec2& size = ImVec2(0,0), bool border = false, ImGuiWindowFlags flags = 0); IMGUI_API void EndChild(); // Windows Utilities - // - "current window" = the window we are appending into while inside a Begin()/End() block. "next window" = next window we will Begin() into. + // - 'current window' = the window we are appending into while inside a Begin()/End() block. 'next window' = next window we will Begin() into. IMGUI_API bool IsWindowAppearing(); IMGUI_API bool IsWindowCollapsed(); IMGUI_API bool IsWindowFocused(ImGuiFocusedFlags flags=0); // is current window focused? or its root/child, depending on flags. see flags for options. @@ -342,6 +344,7 @@ namespace ImGui // Cursor / Layout // - By "cursor" we mean the current output position. // - The typical widget behavior is to output themselves at the current cursor position, then move the cursor one line down. + // - You can call SameLine() between widgets to undo the last carriage return and output at the right of the preceeding widget. IMGUI_API void Separator(); // separator, generally horizontal. inside a menu bar or in horizontal layout mode, this becomes a vertical separator. IMGUI_API void SameLine(float offset_from_start_x=0.0f, float spacing=-1.0f); // call between widgets or groups to layout them horizontally. X position given in window coordinates. IMGUI_API void NewLine(); // undo a SameLine() or force a new line when in an horizontal-layout context. @@ -383,8 +386,8 @@ namespace ImGui IMGUI_API ImGuiID GetID(const void* ptr_id); // Widgets: Text - IMGUI_API void TextUnformatted(const char* text, const char* text_end = NULL); // raw text without formatting. Roughly equivalent to Text("%s", text) but: A) doesn't require null terminated string if 'text_end' is specified, B) it's faster, no memory copy is done, no buffer size limits, recommended for long chunks of text. - IMGUI_API void Text(const char* fmt, ...) IM_FMTARGS(1); // simple formatted text + IMGUI_API void TextUnformatted(const char* text, const char* text_end = NULL); // raw text without formatting. Roughly equivalent to Text("%s", text) but: A) doesn't require null terminated string if 'text_end' is specified, B) it's faster, no memory copy is done, no buffer size limits, recommended for long chunks of text. + IMGUI_API void Text(const char* fmt, ...) IM_FMTARGS(1); // formatted text IMGUI_API void TextV(const char* fmt, va_list args) IM_FMTLIST(1); IMGUI_API void TextColored(const ImVec4& col, const char* fmt, ...) IM_FMTARGS(2); // shortcut for PushStyleColor(ImGuiCol_Text, col); Text(fmt, ...); PopStyleColor(); IMGUI_API void TextColoredV(const ImVec4& col, const char* fmt, va_list args) IM_FMTLIST(2); @@ -399,6 +402,7 @@ namespace ImGui // Widgets: Main // - Most widgets return true when the value has been changed or when pressed/selected + // - You may also use one of the many IsItemXXX functions (e.g. IsItemActive, IsItemHovered, etc.) to query widget state. IMGUI_API bool Button(const char* label, const ImVec2& size = ImVec2(0,0)); // button IMGUI_API bool SmallButton(const char* label); // button with FramePadding=(0,0) to easily embed within text IMGUI_API bool InvisibleButton(const char* str_id, const ImVec2& size); // button behavior without the visuals, frequently useful to build custom behaviors using the public api (along with IsItemActive, IsItemHovered, etc.) @@ -413,7 +417,7 @@ namespace ImGui IMGUI_API void Bullet(); // draw a small circle and keep the cursor on the same line. advance cursor x position by GetTreeNodeToLabelSpacing(), same distance that TreeNode() uses // Widgets: Combo Box - // - The new BeginCombo()/EndCombo() api allows you to manage your contents and selection state however you want it, by creating e.g. Selectable() items. + // - The BeginCombo()/EndCombo() api allows you to manage your contents and selection state however you want it, by creating e.g. Selectable() items. // - The old Combo() api are helpers over BeginCombo()/EndCombo() which are kept available for convenience purpose. IMGUI_API bool BeginCombo(const char* label, const char* preview_value, ImGuiComboFlags flags = 0); IMGUI_API void EndCombo(); // only call EndCombo() if BeginCombo() returns true! @@ -509,7 +513,7 @@ namespace ImGui // Widgets: Selectables // - A selectable highlights when hovered, and can display another color when selected. - // - Neighbors selectable extend their highlight bounds in order to leave no gap between them. + // - Neighbors selectable extend their highlight bounds in order to leave no gap between them. This is so a series of selected Selectable appear contiguous. IMGUI_API bool Selectable(const char* label, bool selected = false, ImGuiSelectableFlags flags = 0, const ImVec2& size = ImVec2(0,0)); // "bool selected" carry the selection state (read-only). Selectable() is clicked is returns true so you can modify your selection state. size.x==0.0: use remaining width, size.x>0.0: specify width. size.y==0.0: use label height, size.y>0.0: specify height IMGUI_API bool Selectable(const char* label, bool* p_selected, ImGuiSelectableFlags flags = 0, const ImVec2& size = ImVec2(0,0)); // "bool* p_selected" point to the selection state (read-write), as a convenient helper. @@ -535,16 +539,19 @@ namespace ImGui IMGUI_API void Value(const char* prefix, float v, const char* float_format = NULL); // Widgets: Menus - IMGUI_API bool BeginMainMenuBar(); // create and append to a full screen menu-bar. - IMGUI_API void EndMainMenuBar(); // only call EndMainMenuBar() if BeginMainMenuBar() returns true! + // - Use BeginMenuBar() on a window ImGuiWindowFlags_MenuBar to append to its menu bar. + // - Use BeginMainMenuBar() to create a menu bar at the top of the screen. IMGUI_API bool BeginMenuBar(); // append to menu-bar of current window (requires ImGuiWindowFlags_MenuBar flag set on parent window). IMGUI_API void EndMenuBar(); // only call EndMenuBar() if BeginMenuBar() returns true! + IMGUI_API bool BeginMainMenuBar(); // create and append to a full screen menu-bar. + IMGUI_API void EndMainMenuBar(); // only call EndMainMenuBar() if BeginMainMenuBar() returns true! IMGUI_API bool BeginMenu(const char* label, bool enabled = true); // create a sub-menu entry. only call EndMenu() if this returns true! IMGUI_API void EndMenu(); // only call EndMenu() if BeginMenu() returns true! IMGUI_API bool MenuItem(const char* label, const char* shortcut = NULL, bool selected = false, bool enabled = true); // return true when activated. shortcuts are displayed for convenience but not processed by ImGui at the moment IMGUI_API bool MenuItem(const char* label, const char* shortcut, bool* p_selected, bool enabled = true); // return true when activated + toggle (*p_selected) if p_selected != NULL // Tooltips + // - Tooltip are windows following the mouse which do not take focus away. IMGUI_API void BeginTooltip(); // begin/append a tooltip window. to create full-featured tooltip (with any kind of items). IMGUI_API void EndTooltip(); IMGUI_API void SetTooltip(const char* fmt, ...) IM_FMTARGS(1); // set a text-only tooltip, typically use with ImGui::IsItemHovered(). override any previous call to SetTooltip(). @@ -556,7 +563,7 @@ namespace ImGui // - Unless modal, they can be closed by clicking anywhere outside them, or by pressing ESCAPE. // - Their visibility state (~bool) is held internally by imgui instead of being held by the programmer as we are used to with regular Begin() calls. // User can manipulate the visibility state by calling OpenPopup(). - // (*) One can use IsItemHovered(ImGuiHoveredFlags_AllowWhenBlockedByPopup) to bypass it and detect hovering even when normally blocked by a popup. + // (*) You can use IsItemHovered(ImGuiHoveredFlags_AllowWhenBlockedByPopup) to bypass it and detect hovering even when normally blocked by a popup. // Those three properties are connected. The library needs to hold their visibility state because it can close popups at any time. IMGUI_API void OpenPopup(const char* str_id); // call to mark popup as open (don't call every frame!). popups are closed when user click outside, or if CloseCurrentPopup() is called within a BeginPopup()/EndPopup() block. By default, Selectable()/MenuItem() are calling CloseCurrentPopup(). Popup identifiers are relative to the current ID-stack (so OpenPopup and BeginPopup needs to be at the same level). IMGUI_API bool BeginPopup(const char* str_id, ImGuiWindowFlags flags = 0); // return true if the popup is open, and you can start outputting to it. only call EndPopup() if BeginPopup() returns true! @@ -572,6 +579,7 @@ namespace ImGui // Columns // - You can also use SameLine(pos_x) to mimic simplified columns. // - The columns API is work-in-progress and rather lacking (columns are arguably the worst part of dear imgui at the moment!) + // - By end of the 2019 we will expose a new 'Table' api which will replace columns. IMGUI_API void Columns(int count = 1, const char* id = NULL, bool border = true); IMGUI_API void NextColumn(); // next column, defaults to current row or next row if the current row is finished IMGUI_API int GetColumnIndex(); // get current column index @@ -582,7 +590,6 @@ namespace ImGui IMGUI_API int GetColumnsCount(); // Tab Bars, Tabs - // [BETA API] API may evolve! IMGUI_API bool BeginTabBar(const char* str_id, ImGuiTabBarFlags flags = 0); // create and append into a TabBar IMGUI_API void EndTabBar(); // only call EndTabBar() if BeginTabBar() returns true! IMGUI_API bool BeginTabItem(const char* label, bool* p_open = NULL, ImGuiTabItemFlags flags = 0);// create a Tab. Returns true if the Tab is selected. @@ -950,12 +957,12 @@ enum ImGuiKey_ ImGuiKey_Enter, ImGuiKey_Escape, ImGuiKey_KeyPadEnter, - ImGuiKey_A, // for text edit CTRL+A: select all - ImGuiKey_C, // for text edit CTRL+C: copy - ImGuiKey_V, // for text edit CTRL+V: paste - ImGuiKey_X, // for text edit CTRL+X: cut - ImGuiKey_Y, // for text edit CTRL+Y: redo - ImGuiKey_Z, // for text edit CTRL+Z: undo + ImGuiKey_A, // for text edit CTRL+A: select all + ImGuiKey_C, // for text edit CTRL+C: copy + ImGuiKey_V, // for text edit CTRL+V: paste + ImGuiKey_X, // for text edit CTRL+X: cut + ImGuiKey_Y, // for text edit CTRL+Y: redo + ImGuiKey_Z, // for text edit CTRL+Z: undo ImGuiKey_COUNT }; diff --git a/imgui_demo.cpp b/imgui_demo.cpp index 8e765863..c9ee0f43 100644 --- a/imgui_demo.cpp +++ b/imgui_demo.cpp @@ -3263,7 +3263,7 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref) if (ImGui::Button("Revert Ref")) style = *ref; ImGui::SameLine(); - HelpMarker("Save/Revert in local non-persistent storage. Default Colors definition are not affected. Use \"Export Colors\" below to save them somewhere."); + HelpMarker("Save/Revert in local non-persistent storage. Default Colors definition are not affected. Use \"Export\" below to save them somewhere."); ImGui::Separator(); @@ -3311,7 +3311,7 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref) { static int output_dest = 0; static bool output_only_modified = true; - if (ImGui::Button("Export Unsaved")) + if (ImGui::Button("Export")) { if (output_dest == 0) ImGui::LogToClipboard(); diff --git a/imgui_widgets.cpp b/imgui_widgets.cpp index d223f147..f9415b3a 100644 --- a/imgui_widgets.cpp +++ b/imgui_widgets.cpp @@ -5943,10 +5943,10 @@ void ImGui::Value(const char* prefix, float v, const char* float_format) // [SECTION] MenuItem, BeginMenu, EndMenu, etc. //------------------------------------------------------------------------- // - ImGuiMenuColumns [Internal] -// - BeginMainMenuBar() -// - EndMainMenuBar() // - BeginMenuBar() // - EndMenuBar() +// - BeginMainMenuBar() +// - EndMainMenuBar() // - BeginMenu() // - EndMenu() // - MenuItem() @@ -5994,40 +5994,6 @@ float ImGuiMenuColumns::CalcExtraSpace(float avail_w) return ImMax(0.0f, avail_w - Width); } -// For the main menu bar, which cannot be moved, we honor g.Style.DisplaySafeAreaPadding to ensure text can be visible on a TV set. -bool ImGui::BeginMainMenuBar() -{ - ImGuiContext& g = *GImGui; - g.NextWindowData.MenuBarOffsetMinVal = ImVec2(g.Style.DisplaySafeAreaPadding.x, ImMax(g.Style.DisplaySafeAreaPadding.y - g.Style.FramePadding.y, 0.0f)); - SetNextWindowPos(ImVec2(0.0f, 0.0f)); - SetNextWindowSize(ImVec2(g.IO.DisplaySize.x, g.NextWindowData.MenuBarOffsetMinVal.y + g.FontBaseSize + g.Style.FramePadding.y)); - PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f); - PushStyleVar(ImGuiStyleVar_WindowMinSize, ImVec2(0,0)); - ImGuiWindowFlags window_flags = ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoScrollbar | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_MenuBar; - bool is_open = Begin("##MainMenuBar", NULL, window_flags) && BeginMenuBar(); - PopStyleVar(2); - g.NextWindowData.MenuBarOffsetMinVal = ImVec2(0.0f, 0.0f); - if (!is_open) - { - End(); - return false; - } - return true; //-V1020 -} - -void ImGui::EndMainMenuBar() -{ - EndMenuBar(); - - // When the user has left the menu layer (typically: closed menus through activation of an item), we restore focus to the previous window - // FIXME: With this strategy we won't be able to restore a NULL focus. - ImGuiContext& g = *GImGui; - if (g.CurrentWindow == g.NavWindow && g.NavLayer == 0 && !g.NavAnyRequest) - FocusTopMostWindowUnderOne(g.NavWindow, NULL); - - End(); -} - // FIXME: Provided a rectangle perhaps e.g. a BeginMenuBarEx() could be used anywhere.. // Currently the main responsibility of this function being to setup clip-rect + horizontal layout + menu navigation layer. // Ideally we also want this to be responsible for claiming space out of the main window scrolling rectangle, in which case ImGuiWindowFlags_MenuBar will become unnecessary. @@ -6101,6 +6067,40 @@ void ImGui::EndMenuBar() window->DC.MenuBarAppending = false; } +// For the main menu bar, which cannot be moved, we honor g.Style.DisplaySafeAreaPadding to ensure text can be visible on a TV set. +bool ImGui::BeginMainMenuBar() +{ + ImGuiContext& g = *GImGui; + g.NextWindowData.MenuBarOffsetMinVal = ImVec2(g.Style.DisplaySafeAreaPadding.x, ImMax(g.Style.DisplaySafeAreaPadding.y - g.Style.FramePadding.y, 0.0f)); + SetNextWindowPos(ImVec2(0.0f, 0.0f)); + SetNextWindowSize(ImVec2(g.IO.DisplaySize.x, g.NextWindowData.MenuBarOffsetMinVal.y + g.FontBaseSize + g.Style.FramePadding.y)); + PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f); + PushStyleVar(ImGuiStyleVar_WindowMinSize, ImVec2(0, 0)); + ImGuiWindowFlags window_flags = ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoScrollbar | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_MenuBar; + bool is_open = Begin("##MainMenuBar", NULL, window_flags) && BeginMenuBar(); + PopStyleVar(2); + g.NextWindowData.MenuBarOffsetMinVal = ImVec2(0.0f, 0.0f); + if (!is_open) + { + End(); + return false; + } + return true; //-V1020 +} + +void ImGui::EndMainMenuBar() +{ + EndMenuBar(); + + // When the user has left the menu layer (typically: closed menus through activation of an item), we restore focus to the previous window + // FIXME: With this strategy we won't be able to restore a NULL focus. + ImGuiContext& g = *GImGui; + if (g.CurrentWindow == g.NavWindow && g.NavLayer == 0 && !g.NavAnyRequest) + FocusTopMostWindowUnderOne(g.NavWindow, NULL); + + End(); +} + bool ImGui::BeginMenu(const char* label, bool enabled) { ImGuiWindow* window = GetCurrentWindow();