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Merge branch 'docking2' into viewport_docking

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# Conflicts:
#	examples/example_glfw_opengl2/main.cpp
#	examples/example_glfw_opengl3/main.cpp
#	examples/example_glfw_vulkan/main.cpp
#	examples/example_sdl_opengl3/main.cpp
#	examples/example_sdl_vulkan/main.cpp
#	examples/example_win32_directx10/main.cpp
#	examples/example_win32_directx11/main.cpp
#	examples/example_win32_directx12/main.cpp
#	imgui.cpp
#	imgui.h
#	imgui_demo.cpp
#	imgui_internal.h
This commit is contained in:
omar
2018-09-06 22:25:42 +02:00
parent b974fffea0 49533bc86e
commit a82be53407
21 changed files with 4388 additions and 159 deletions
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272
imgui_internal.h
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@ -40,6 +40,9 @@ struct ImGuiColorMod; // Stacked color modifier, backup of modifie
struct ImGuiColumnData; // Storage data for a single column
struct ImGuiColumnsSet; // Storage data for a columns set
struct ImGuiContext; // Main imgui context
struct ImGuiDockContext; // Docking system context
struct ImGuiDockNode; // Docking system node (hold a list of Windows OR two child dock nodes)
struct ImGuiDockNodeSettings; // Storage for a dock node in .ini file (we preserve those even if the associated dock node isn't active during the session)
struct ImGuiGroupData; // Stacked storage data for BeginGroup()/EndGroup()
struct ImGuiInputTextState; // Internal state of the currently focused/edited text input box
struct ImGuiItemHoveredDataBackup; // Backup and restore IsItemHovered() internal data
@ -49,6 +52,8 @@ struct ImGuiNextWindowData; // Storage for SetNexWindow** functions
struct ImGuiPopupRef; // Storage for current popup stack
struct ImGuiSettingsHandler; // Storage for one type registered in the .ini file
struct ImGuiStyleMod; // Stacked style modifier, backup of modified data so we can restore it
struct ImGuiTabBar; // Storage for a tab bar
struct ImGuiTabItem; // Storage for a tab item (within a tab bar)
struct ImGuiWindow; // Storage for one window
struct ImGuiWindowTempData; // Temporary storage for one window (that's the data which in theory we could ditch at the end of the frame)
struct ImGuiWindowSettings; // Storage for window settings stored in .ini file (we keep one of those even if the actual window wasn't instanced during this session)
@ -88,6 +93,9 @@ namespace ImGuiStb
extern IMGUI_API ImGuiContext* GImGui; // Current implicit ImGui context pointer
#endif
// Internal Drag and Drop payload types. String starting with '_' are reserved for Dear ImGui.
#define IMGUI_PAYLOAD_TYPE_WINDOW "_IMWINDOW" // Payload == ImGuiWindow*
//-----------------------------------------------------------------------------
// Helpers
//-----------------------------------------------------------------------------
@ -98,6 +106,8 @@ extern IMGUI_API ImGuiContext* GImGui; // Current implicit ImGui context pointe
#else
#define IM_NEWLINE "\n"
#endif
#define IMGUI_DEBUG_LOG(FMT,...) printf("[%05d] " FMT, GImGui->FrameCount, __VA_ARGS__)
#define IM_STATIC_ASSERT(_COND) typedef char static_assertion_##__line__[(_COND)?1:-1]
#define IM_F32_TO_INT8_UNBOUND(_VAL) ((int)((_VAL) * 255.0f + ((_VAL)>=0 ? 0.5f : -0.5f))) // Unsaturated, for display purpose
#define IM_F32_TO_INT8_SAT(_VAL) ((int)(ImSaturate(_VAL) * 255.0f + 0.5f)) // Saturated, always output 0..255
@ -144,6 +154,7 @@ IMGUI_API int ImStrlenW(const ImWchar* str);
IMGUI_API const ImWchar*ImStrbolW(const ImWchar* buf_mid_line, const ImWchar* buf_begin); // Find beginning-of-line
IMGUI_API const char* ImStristr(const char* haystack, const char* haystack_end, const char* needle, const char* needle_end);
IMGUI_API void ImStrTrimBlanks(char* str);
IMGUI_API const char* ImStrSkipBlank(const char* str);
IMGUI_API int ImFormatString(char* buf, size_t buf_size, const char* fmt, ...) IM_FMTARGS(3);
IMGUI_API int ImFormatStringV(char* buf, size_t buf_size, const char* fmt, va_list args) IM_FMTLIST(3);
IMGUI_API const char* ImParseFormatFindStart(const char* format);
@ -211,18 +222,32 @@ static inline ImVec2 ImRotate(const ImVec2& v, float cos_a, float sin_a)
static inline float ImLinearSweep(float current, float target, float speed) { if (current < target) return ImMin(current + speed, target); if (current > target) return ImMax(current - speed, target); return current; }
static inline ImVec2 ImMul(const ImVec2& lhs, const ImVec2& rhs) { return ImVec2(lhs.x * rhs.x, lhs.y * rhs.y); }
// Helper: ImPool<>. Basic keyed storage for contiguous instances, slow/amortized insertion, O(1) indexable, O(Log N) queries by ID over a dense/hot buffer
// Creation/Erasure invalidate all pointers, but indexes are valid as long as the object lifetime.
template<typename T>
struct IMGUI_API ImPool
{
ImVector<T> Data; // Contiguous data
ImGuiStorage Map; // ID->Index
int FreeIdx; // Next free idx to use
ImPool() { FreeIdx = 0; }
~ImPool() { Clear(); }
T* GetByKey(ImGuiID key) { int idx = Map.GetInt(key, -1); return (idx != -1) ? &Data[idx] : NULL; }
T* GetByIndex(int n) { return &Data[n]; }
int GetIndex(const T* p) const { IM_ASSERT(p >= Data.Data && p < Data.Data + Data.Size); return (int)(p - Data.Data); }
T* GetOrAddByKey(ImGuiID key) { int* p_idx = Map.GetIntRef(key, -1); if (*p_idx != -1) return &Data[*p_idx]; *p_idx = FreeIdx; return Add(); }
void Clear() { for (int n = 0; n < Map.Data.Size; n++) { int idx = Map.Data[n].val_i; if (idx != -1) Data[idx].~T(); } Map.Clear(); Data.clear(); FreeIdx = 0; }
T* Add() { int idx = FreeIdx; if (idx == Data.Size) { Data.resize(Data.Size + 1); FreeIdx++; } else { FreeIdx = *(int*)&Data[idx]; } IM_PLACEMENT_NEW(&Data[idx]) T(); return &Data[idx]; }
void Remove(ImGuiID key, const T* p) { Remove(key, GetIndex(p)); }
void Remove(ImGuiID key, int idx) { Data[idx].~T(); *(int*)&Data[idx] = FreeIdx; FreeIdx = idx; Map.SetInt(key, -1); }
};
typedef int ImPoolIdx;
//-----------------------------------------------------------------------------
// Types
//-----------------------------------------------------------------------------
// 1D vector (this odd construct is used to facilitate the transition between 1D and 2D and maintenance of some patches)
struct ImVec1
{
float x;
ImVec1() { x = 0.0f; }
ImVec1(float _x) { x = _x; }
};
enum ImGuiButtonFlags_
{
ImGuiButtonFlags_None = 0,
@ -275,6 +300,19 @@ enum ImGuiSeparatorFlags_
ImGuiSeparatorFlags_Vertical = 1 << 1
};
// Transient per-window ItemFlags, reset at the beginning of the frame. For child windows: inherited from parent on first Begin().
// This is going to be exposed in imgui.h when stabilized enough.
enum ImGuiItemFlags_
{
ImGuiItemFlags_AllowKeyboardFocus = 1 << 0, // true
ImGuiItemFlags_ButtonRepeat = 1 << 1, // false // Button() will return true multiple times based on io.KeyRepeatDelay and io.KeyRepeatRate settings.
ImGuiItemFlags_Disabled = 1 << 2, // false // [BETA] Disable interactions but doesn't affect visuals yet. See github.com/ocornut/imgui/issues/211
ImGuiItemFlags_NoNav = 1 << 3, // false
ImGuiItemFlags_NoNavDefaultFocus = 1 << 4, // false
ImGuiItemFlags_SelectableDontClosePopup = 1 << 5, // false // MenuItem/Selectable() automatically closes current Popup window
ImGuiItemFlags_Default_ = ImGuiItemFlags_AllowKeyboardFocus
};
// Storage for LastItem data
enum ImGuiItemStatusFlags_
{
@ -366,6 +404,22 @@ enum ImGuiPopupPositionPolicy
ImGuiPopupPositionPolicy_ComboBox
};
// 1D vector (this odd construct is used to facilitate the transition between 1D and 2D and maintenance of some patches)
struct ImVec1
{
float x;
ImVec1() { x = 0.0f; }
ImVec1(float _x) { x = _x; }
};
// 2D vector (half-size integer)
struct ImVec2ih
{
short x, y;
ImVec2ih() { x = y = 0; }
ImVec2ih(short _x, short _y) { x = _x; y = _y; }
};
// 2D axis aligned bounding-box
// NB: we can't rely on ImVec2 math operators being available here
struct IMGUI_API ImRect
@ -482,19 +536,21 @@ struct ImGuiWindowSettings
{
char* Name;
ImGuiID ID;
ImVec2 Pos; // NB: Settings position are stored RELATIVE to the viewport! Whereas runtime ones are absolute positions.
ImVec2 Pos; // NB: Settings position are stored RELATIVE to the viewport! Whereas runtime ones are absolute positions.
ImVec2 Size;
ImVec2 ViewportPos;
ImGuiID ViewportId;
ImGuiID DockId; // ID of last known DockNode (even if the DockNode is invisible because it has only 1 active window), or 0 if none.
short DockOrder; // Order of the last time the window was visible within its DockNode. This is used to reorder windows that are reappearing on the same frame. Same value between windows that were active and windows that were none are possible.
bool Collapsed;
ImGuiWindowSettings() { Name = NULL; ID = ViewportId = 0; Pos = Size = ViewportPos = ImVec2(0, 0); Collapsed = false; }
ImGuiWindowSettings() { Name = NULL; ID = 0; Pos = Size = ViewportPos = ImVec2(0, 0); ViewportId = DockId = 0; DockOrder = -1; Collapsed = false; }
};
struct ImGuiSettingsHandler
{
const char* TypeName; // Short description stored in .ini file. Disallowed characters: '[' ']'
ImGuiID TypeHash; // == ImHash(TypeName, 0, 0)
const char* TypeName; // Short description stored in .ini file. Disallowed characters: '[' ']'
ImGuiID TypeHash; // == ImHash(TypeName, 0, 0)
void* (*ReadOpenFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, const char* name); // Read: Called when entering into a new ini entry e.g. "[Window][Name]"
void (*ReadLineFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, void* entry, const char* line); // Read: Called for every line of text within an ini entry
void (*WriteAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, ImGuiTextBuffer* out_buf); // Write: Output every entries into 'out_buf'
@ -635,39 +691,92 @@ struct ImGuiNextWindowData
ImGuiCond FocusCond;
ImGuiCond BgAlphaCond;
ImGuiCond ViewportCond;
ImGuiCond DockCond;
ImVec2 PosVal;
ImVec2 PosPivotVal;
ImVec2 SizeVal;
ImVec2 ContentSizeVal;
bool PosUndock;
bool CollapsedVal;
ImRect SizeConstraintRect;
ImGuiSizeCallback SizeCallback;
void* SizeCallbackUserData;
float BgAlphaVal;
ImGuiID ViewportId;
ImGuiID DockId;
ImVec2 MenuBarOffsetMinVal; // This is not exposed publicly, so we don't clear it.
ImGuiNextWindowData()
{
PosCond = SizeCond = ContentSizeCond = CollapsedCond = SizeConstraintCond = FocusCond = BgAlphaCond = ViewportCond = 0;
PosCond = SizeCond = ContentSizeCond = CollapsedCond = SizeConstraintCond = FocusCond = BgAlphaCond = ViewportCond = DockCond = 0;
PosVal = PosPivotVal = SizeVal = ImVec2(0.0f, 0.0f);
ContentSizeVal = ImVec2(0.0f, 0.0f);
CollapsedVal = false;
PosUndock = CollapsedVal = false;
SizeConstraintRect = ImRect();
SizeCallback = NULL;
SizeCallbackUserData = NULL;
BgAlphaVal = FLT_MAX;
ViewportId = 0;
ViewportId = DockId = 0;
MenuBarOffsetMinVal = ImVec2(0.0f, 0.0f);
}
void Clear()
{
PosCond = SizeCond = ContentSizeCond = CollapsedCond = SizeConstraintCond = FocusCond = BgAlphaCond = ViewportCond = 0;
PosCond = SizeCond = ContentSizeCond = CollapsedCond = SizeConstraintCond = FocusCond = BgAlphaCond = ViewportCond = DockCond = 0;
}
};
//-----------------------------------------------------------------------------
// Docking, Tabs
//-----------------------------------------------------------------------------
struct ImGuiTabBarSortItem
{
int Index;
float Width;
};
// sizeof() 88~124
struct ImGuiDockNode
{
ImGuiID ID;
ImGuiDockNode* ParentNode;
ImGuiDockNode* ChildNodes[2];
ImVector<ImGuiWindow*> Windows; // Note: unordered list! Iterate TabBar->Tabs for user-order.
ImGuiTabBar* TabBar;
ImVec2 Pos, Size; // Current position, size
ImVec2 LastExplicitSize; // Last explicit size (overridden when using a splitter affecting the node)
int SplitAxis;
float SplitRatio;
ImGuiWindow* HostWindow;
ImGuiWindow* VisibleWindow;
ImGuiDockNode* OnlyNodeWithWindows; // Root node only, set when there is a single visible node within the hierarchy
ImGuiID SelectedTabID;
int LastFrameActive;
ImGuiID LastFocusedNodeID;
ImGuiID WantCloseOne;
bool InitFromFirstWindow :1;
bool IsVisible :1; // Set to false when the node is hidden (usually disabled as it has no active window)
bool IsExplicitRoot :1; // Mark root node as explicit when created from a DockSpace()
bool IsDocumentRoot :1;
bool HasCloseButton :1;
bool HasCollapseButton :1;
bool WantCloseAll :1;
bool WantLockSizeOnce :1;
ImGuiDockNode(ImGuiID id);
~ImGuiDockNode();
bool IsRootNode() const { return ParentNode == NULL; }
bool IsParent() const { return ChildNodes[0] != NULL; }
bool IsEmpty() const { return ChildNodes[0] == NULL && Windows.Size == 0; }
ImRect Rect() const { return ImRect(Pos.x, Pos.y, Pos.x + Size.x, Pos.y + Size.y); }
};
//-----------------------------------------------------------------------------
// Main imgui context
//-----------------------------------------------------------------------------
struct ImGuiContext
{
bool Initialized;
@ -794,6 +903,11 @@ struct ImGuiContext
ImVector<unsigned char> DragDropPayloadBufHeap; // We don't expose the ImVector<> directly
unsigned char DragDropPayloadBufLocal[8]; // Local buffer for small payloads
// Tab bars
ImPool<ImGuiTabBar> TabBars;
ImVector<ImGuiTabBar*> CurrentTabBar;
ImVector<ImGuiTabBarSortItem> TabSortByWidthBuffer;
// Widget state
ImGuiInputTextState InputTextState;
ImFont InputTextPasswordFont;
@ -811,6 +925,10 @@ struct ImGuiContext
ImVec2 PlatformImePos, PlatformImeLastPos; // Cursor position request & last passed to the OS Input Method Editor
ImGuiViewport* PlatformImePosViewport;
// Extensions
// FIXME: We could provide an API to register one slot in an array held in ImGuiContext?
ImGuiDockContext* DockContext;
// Settings
bool SettingsLoaded;
float SettingsDirtyTimer; // Save .ini Settings to memory when time reaches zero
@ -927,6 +1045,8 @@ struct ImGuiContext
PlatformImePos = PlatformImeLastPos = ImVec2(FLT_MAX, FLT_MAX);
PlatformImePosViewport = 0;
DockContext = NULL;
SettingsLoaded = false;
SettingsDirtyTimer = 0.0f;
@ -943,18 +1063,9 @@ struct ImGuiContext
}
};
// Transient per-window flags, reset at the beginning of the frame. For child window, inherited from parent on first Begin().
// This is going to be exposed in imgui.h when stabilized enough.
enum ImGuiItemFlags_
{
ImGuiItemFlags_AllowKeyboardFocus = 1 << 0, // true
ImGuiItemFlags_ButtonRepeat = 1 << 1, // false // Button() will return true multiple times based on io.KeyRepeatDelay and io.KeyRepeatRate settings.
ImGuiItemFlags_Disabled = 1 << 2, // false // [BETA] Disable interactions but doesn't affect visuals yet. See github.com/ocornut/imgui/issues/211
ImGuiItemFlags_NoNav = 1 << 3, // false
ImGuiItemFlags_NoNavDefaultFocus = 1 << 4, // false
ImGuiItemFlags_SelectableDontClosePopup = 1 << 5, // false // MenuItem/Selectable() automatically closes current Popup window
ImGuiItemFlags_Default_ = ImGuiItemFlags_AllowKeyboardFocus
};
//-----------------------------------------------------------------------------
// ImGuiWindow
//-----------------------------------------------------------------------------
// Transient per-window data, reset at the beginning of the frame. This used to be called ImGuiDrawContext, hence the DC variable name in ImGuiWindow.
// FIXME: That's theory, in practice the delimitation between ImGuiWindow and ImGuiWindowTempData is quite tenuous and could be reconsidered.
@ -1086,6 +1197,7 @@ struct IMGUI_API ImGuiWindow
ImGuiCond SetWindowPosAllowFlags; // store acceptable condition flags for SetNextWindowPos() use.
ImGuiCond SetWindowSizeAllowFlags; // store acceptable condition flags for SetNextWindowSize() use.
ImGuiCond SetWindowCollapsedAllowFlags; // store acceptable condition flags for SetNextWindowCollapsed() use.
ImGuiCond SetWindowDockAllowFlags; // store acceptable condition flags for SetNextWindowDock() use.
ImVec2 SetWindowPosVal; // store window position when using a non-zero Pivot (position set needs to be processed when we know the window size)
ImVec2 SetWindowPosPivot; // store window pivot for positioning. ImVec2(0,0) when positioning from top-left corner; ImVec2(0.5f,0.5f) for centering; ImVec2(1,1) for bottom right.
@ -1108,6 +1220,7 @@ struct IMGUI_API ImGuiWindow
ImDrawList DrawListInst;
ImGuiWindow* ParentWindow; // If we are a child _or_ popup window, this is pointing to our parent. Otherwise NULL.
ImGuiWindow* RootWindow; // Point to ourself or first ancestor that is not a child window.
ImGuiWindow* RootWindowDockStop; // Point to ourself or first ancestor that is not a child window. Doesn't cross through dock nodes. We use this so IsWindowFocused() can behave consistently regardless of docking state.
ImGuiWindow* RootWindowForTitleBarHighlight; // Point to ourself or first ancestor which will display TitleBgActive color when this window is active.
ImGuiWindow* RootWindowForNav; // Point to ourself or first ancestor which doesn't have the NavFlattened flag.
@ -1124,6 +1237,17 @@ struct IMGUI_API ImGuiWindow
int FocusIdxAllRequestNext; // Item being requested for focus, for next update (relies on layout to be stable between the frame pressing TAB and the next frame)
int FocusIdxTabRequestNext; // "
// Docking
ImGuiDockNode* DockNode; // Which node are we docked into
ImGuiDockNode* DockNodeAsHost; // Which node are we owning (for parent windows)
ImGuiID DockId; // Backup of last valid DockNode->Id, so single value remember their dock node id
ImGuiItemStatusFlags DockTabItemStatusFlags;
ImRect DockTabItemRect;
short DockOrder; // Order of the last time the window was visible within its DockNode. This is used to reorder windows that are reappearing on the same frame. Same value between windows that were active and windows that were none are possible.
bool DockIsActive; // =~ (DockNode != NULL) && (DockNode->Windows.Size > 1)
bool DockTabIsVisible; // Is the window visible this frame? =~ is the corresponding tab selected?
bool DockTabWantClose;
public:
ImGuiWindow(ImGuiContext* context, const char* name);
~ImGuiWindow();
@ -1156,6 +1280,67 @@ struct ImGuiItemHoveredDataBackup
void Restore() const { ImGuiWindow* window = GImGui->CurrentWindow; window->DC.LastItemId = LastItemId; window->DC.LastItemStatusFlags = LastItemStatusFlags; window->DC.LastItemRect = LastItemRect; window->DC.LastItemDisplayRect = LastItemDisplayRect; }
};
//-----------------------------------------------------------------------------
// Tab Bar, Tab Item
//-----------------------------------------------------------------------------
enum ImGuiTabBarFlagsPrivate_
{
ImGuiTabBarFlags_DockNode = 1 << 20, // Part of a dock node
ImGuiTabBarFlags_DockNodeExplicitRoot = 1 << 21, // Part of an explicit dock node
ImGuiTabBarFlags_IsFocused = 1 << 22,
ImGuiTabBarFlags_SaveSettings = 1 << 23 // FIXME: Settings are handled by the docking system, this only request the tab bar to mark settings dirty when reordering tabs
};
enum ImGuiTabItemFlagsPrivate_
{
ImGuiTabItemFlags_DockedWindow = 1 << 20,
ImGuiTabItemFlags_Preview = 1 << 21
};
// Storage for one active tab item (sizeof() 32~40 bytes)
struct ImGuiTabItem
{
ImGuiID ID;
ImGuiTabItemFlags Flags;
ImGuiWindow* Window; // When TabItem is part of a DockNode's TabBar, we hold on to a window.
int LastFrameVisible;
int LastFrameSelected; // This allows us to infer an ordered list of the last activated tabs with little maintenance
float Offset; // Position relative to beginning of tab
float Width; // Width currently displayed
float WidthContents; // Width of actual contents, stored during BeginTabItem() call
ImGuiTabItem() { ID = Flags = 0; Window = NULL; LastFrameVisible = LastFrameSelected = -1; Offset = Width = WidthContents = 0.0f; }
};
// Storage for a tab bar (sizeof() 92~96 bytes)
struct ImGuiTabBar
{
ImVector<ImGuiTabItem> Tabs;
ImGuiID ID; // Zero for tab-bars used by docking
ImGuiID SelectedTabId; // Selected tab
ImGuiID NextSelectedTabId;
ImGuiID VisibleTabId; // Can occasionally be != SelectedTabId (e.g. when previewing contents for CTRL+TAB preview)
ImGuiID WantFocusTabId; // Request focus for the window associated to this tab. Used and only honored by DockNode (meaningless for standalone tab bars)
int CurrFrameVisible;
int PrevFrameVisible;
ImRect BarRect;
float ContentsHeight;
float OffsetMax; // Distance from BarRect.Min.x, locked during layout
float OffsetNextTab; // Distance from BarRect.Min.x, incremented with each BeginTabItem() call, not used if ImGuiTabBarFlags_Reorderable if set.
float ScrollingAnim;
float ScrollingTarget;
ImGuiTabBarFlags Flags;
ImGuiID ReorderRequestTabId;
int ReorderRequestDir;
bool WantLayout;
bool VisibleTabWasSubmitted;
short LastTabItemIdx; // For BeginTabItem()/EndTabItem()
ImGuiTabBar();
int GetTabOrder(const ImGuiTabItem* tab) const { return Tabs.index_from_pointer(tab); }
};
//-----------------------------------------------------------------------------
// Internal API
// No guarantee of forward compatibility here.
@ -1169,6 +1354,7 @@ namespace ImGui
// - You are calling ImGui functions after ImGui::EndFrame()/ImGui::Render() and before the next ImGui::NewFrame(), which is also illegal.
inline ImGuiWindow* GetCurrentWindowRead() { ImGuiContext& g = *GImGui; return g.CurrentWindow; }
inline ImGuiWindow* GetCurrentWindow() { ImGuiContext& g = *GImGui; g.CurrentWindow->WriteAccessed = true; return g.CurrentWindow; }
IMGUI_API ImGuiWindow* FindWindowByID(ImGuiID id);
IMGUI_API ImGuiWindow* FindWindowByName(const char* name);
IMGUI_API void FocusWindow(ImGuiWindow* window); // FIXME: Rename to SetWindowFocus()
IMGUI_API void FocusFrontMostActiveWindowIgnoringOne(ImGuiWindow* ignore_window);
@ -1265,6 +1451,20 @@ namespace ImGui
inline bool IsNavInputDown(ImGuiNavInput n) { return GImGui->IO.NavInputs[n] > 0.0f; }
inline bool IsNavInputPressed(ImGuiNavInput n, ImGuiInputReadMode mode) { return GetNavInputAmount(n, mode) > 0.0f; }
inline bool IsNavInputPressedAnyOfTwo(ImGuiNavInput n1, ImGuiNavInput n2, ImGuiInputReadMode mode) { return (GetNavInputAmount(n1, mode) + GetNavInputAmount(n2, mode)) > 0.0f; }
// Docking
IMGUI_API void DockContextInitialize(ImGuiContext* imgui_context);
IMGUI_API void DockContextShutdown(ImGuiContext* imgui_context);
IMGUI_API void DockContextOnLoadSettings();
IMGUI_API void DockContextRebuild(ImGuiDockContext* ctx);
IMGUI_API void DockContextUpdateUndocking(ImGuiDockContext* ctx);
IMGUI_API void DockContextUpdateDocking(ImGuiDockContext* ctx);
IMGUI_API void DockContextQueueUndock(ImGuiDockContext* ctx, ImGuiWindow* window);
IMGUI_API void BeginDocked(ImGuiWindow* window, bool* p_open);
IMGUI_API void BeginAsDockableDragDropSource(ImGuiWindow* window);
IMGUI_API void BeginAsDockableDragDropTarget(ImGuiWindow* window);
IMGUI_API void SetWindowDock(ImGuiWindow* window, ImGuiID dock_id, ImGuiCond cond);
IMGUI_API void ShowDockingDebug();
// Drag and Drop
IMGUI_API bool BeginDragDropTargetCustom(const ImRect& bb, ImGuiID id);
@ -1276,12 +1476,25 @@ namespace ImGui
IMGUI_API void EndColumns(); // close columns
IMGUI_API void PushColumnClipRect(int column_index = -1);
// Tab Bars
IMGUI_API bool BeginTabBarEx(ImGuiTabBar* tab_bar, const ImRect& bb, ImGuiTabBarFlags flags, ImGuiDockNode* dock_node);
IMGUI_API ImGuiTabItem* TabBarFindTabByID(ImGuiTabBar* tab_bar, ImGuiID tab_id);
IMGUI_API void TabBarAddTab(ImGuiTabBar* tab_bar, ImGuiWindow* window);
IMGUI_API void TabBarRemoveTab(ImGuiTabBar* tab_bar, ImGuiID tab_id);
IMGUI_API void TabBarCloseTab(ImGuiTabBar* tab_bar, ImGuiTabItem* tab);
IMGUI_API void TabBarQueueChangeTabOrder(ImGuiTabBar* tab_bar, const ImGuiTabItem* tab, int dir);
IMGUI_API bool TabItemEx(ImGuiTabBar* tab_bar, const char* label, bool* p_open, ImGuiTabItemFlags flags, ImGuiWindow* docked_window);
IMGUI_API ImVec2 TabItemCalcSize(const char* label, bool has_close_button);
IMGUI_API void TabItemBackground(ImDrawList* draw_list, const ImRect& bb, ImGuiTabItemFlags flags, ImU32 col);
IMGUI_API bool TabItemLabelAndCloseButton(ImDrawList* draw_list, const ImRect& bb, ImGuiTabItemFlags flags, const char* label, ImGuiID tab_id, ImGuiID close_button_id);
// Render helpers
// AVOID USING OUTSIDE OF IMGUI.CPP! NOT FOR PUBLIC CONSUMPTION. THOSE FUNCTIONS ARE A MESS. THEIR SIGNATURE AND BEHAVIOR WILL CHANGE, THEY NEED TO BE REFACTORED INTO SOMETHING DECENT.
// NB: All position are in absolute pixels coordinates (we are never using window coordinates internally)
IMGUI_API void RenderText(ImVec2 pos, const char* text, const char* text_end = NULL, bool hide_text_after_hash = true);
IMGUI_API void RenderTextWrapped(ImVec2 pos, const char* text, const char* text_end, float wrap_width);
IMGUI_API void RenderTextClipped(const ImVec2& pos_min, const ImVec2& pos_max, const char* text, const char* text_end, const ImVec2* text_size_if_known, const ImVec2& align = ImVec2(0,0), const ImRect* clip_rect = NULL);
IMGUI_API void RenderTextClippedEx(ImDrawList* draw_list, const ImVec2& pos_min, const ImVec2& pos_max, const char* text, const char* text_end, const ImVec2* text_size_if_known, const ImVec2& align = ImVec2(0, 0), const ImRect* clip_rect = NULL);
IMGUI_API void RenderFrame(ImVec2 p_min, ImVec2 p_max, ImU32 fill_col, bool border = true, float rounding = 0.0f);
IMGUI_API void RenderFrameBorder(ImVec2 p_min, ImVec2 p_max, float rounding = 0.0f);
IMGUI_API void RenderColorRectWithAlphaCheckerboard(ImVec2 p_min, ImVec2 p_max, ImU32 fill_col, float grid_step, ImVec2 grid_off, float rounding = 0.0f, int rounding_corners_flags = ~0);
@ -1295,7 +1508,10 @@ namespace ImGui
// Render helpers (those functions don't access any ImGui state!)
IMGUI_API void RenderArrowPointingAt(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, ImGuiDir direction, ImU32 col);
IMGUI_API void RenderArrowDockMenu(ImDrawList* draw_list, ImVec2 p_min, float sz, ImU32 col);
IMGUI_API void RenderRectFilledRangeH(ImDrawList* draw_list, const ImRect& rect, ImU32 col, float x_start_norm, float x_end_norm, float rounding);
IMGUI_API void RenderRectFilledWithHole(ImDrawList* draw_list, ImRect outer, ImRect inner, ImU32 col, float rounding);
IMGUI_API void RenderPixelEllipsis(ImDrawList* draw_list, ImFont* font, ImVec2 pos, int count, ImU32 col);
// Widgets
IMGUI_API bool ButtonEx(const char* label, const ImVec2& size_arg = ImVec2(0,0), ImGuiButtonFlags flags = 0);