Internals: folded ImGuiItemAddFlags into ImGuiItemFlags. ImGuiItemAddFlags_Focusable > ImGuiItemFlags_Inputable. One step in the big nav/tab/focus rework.

Bonus simplified Selectable() handling of its custom disabled flag. (#211)
This commit is contained in:
ocornut
2021-09-01 14:41:24 +02:00
parent 73a5e82e04
commit 3d9d3b49ae
4 changed files with 27 additions and 43 deletions

View File

@ -144,7 +144,6 @@ struct ImGuiWindowSettings; // Storage for a window .ini settings (we ke
// Use your programming IDE "Go to definition" facility on the names of the center columns to find the actual flags/enum lists.
typedef int ImGuiLayoutType; // -> enum ImGuiLayoutType_ // Enum: Horizontal or vertical
typedef int ImGuiItemFlags; // -> enum ImGuiItemFlags_ // Flags: for PushItemFlag()
typedef int ImGuiItemAddFlags; // -> enum ImGuiItemAddFlags_ // Flags: for ItemAdd()
typedef int ImGuiItemStatusFlags; // -> enum ImGuiItemStatusFlags_ // Flags: for DC.LastItemStatusFlags
typedef int ImGuiOldColumnFlags; // -> enum ImGuiOldColumnFlags_ // Flags: for BeginColumns()
typedef int ImGuiNavHighlightFlags; // -> enum ImGuiNavHighlightFlags_ // Flags: for RenderNavHighlight()
@ -742,15 +741,8 @@ enum ImGuiItemFlags_
ImGuiItemFlags_NoNavDefaultFocus = 1 << 4, // false // Disable item being a candidate for default focus (e.g. used by title bar items)
ImGuiItemFlags_SelectableDontClosePopup = 1 << 5, // false // Disable MenuItem/Selectable() automatically closing their popup window
ImGuiItemFlags_MixedValue = 1 << 6, // false // [BETA] Represent a mixed/indeterminate value, generally multi-selection where values differ. Currently only supported by Checkbox() (later should support all sorts of widgets)
ImGuiItemFlags_ReadOnly = 1 << 7 // false // [ALPHA] Allow hovering interactions but underlying value is not changed.
};
// Flags for ItemAdd()
// FIXME-NAV: _Focusable is _ALMOST_ what you would expect to be called '_TabStop' but because SetKeyboardFocusHere() works on items with no TabStop we distinguish Focusable from TabStop.
enum ImGuiItemAddFlags_
{
ImGuiItemAddFlags_None = 0,
ImGuiItemAddFlags_Focusable = 1 << 0 // FIXME-NAV: In current/legacy scheme, Focusable+TabStop support are opt-in by widgets. We will transition it toward being opt-out, so this flag is expected to eventually disappear.
ImGuiItemFlags_ReadOnly = 1 << 7, // false // [ALPHA] Allow hovering interactions but underlying value is not changed.
ImGuiItemFlags_Inputable = 1 << 8 // false // [WIP] Auto-activate item when focused. Currently only used and supported by a few items before it becomes a generic feature.
};
// Storage for LastItem data
@ -1851,7 +1843,7 @@ struct IMGUI_API ImGuiWindowTempData
int CurrentTableIdx; // Current table index (into g.Tables)
ImGuiLayoutType LayoutType;
ImGuiLayoutType ParentLayoutType; // Layout type of parent window at the time of Begin()
int FocusCounterRegular; // (Legacy Focus/Tabbing system) Sequential counter, start at -1 and increase as assigned via ImGuiItemAddFlags_Focusable (FIXME-NAV: Needs redesign)
int FocusCounterRegular; // (Legacy Focus/Tabbing system) Sequential counter, start at -1 and increase when ImGuiItemFlags_Inputable (FIXME-NAV: Needs redesign)
int FocusCounterTabStop; // (Legacy Focus/Tabbing system) Same, but only count widgets which you can Tab through.
// Local parameters stacks
@ -2403,9 +2395,9 @@ namespace ImGui
// Basic Helpers for widget code
IMGUI_API void ItemSize(const ImVec2& size, float text_baseline_y = -1.0f);
IMGUI_API void ItemSize(const ImRect& bb, float text_baseline_y = -1.0f);
IMGUI_API bool ItemAdd(const ImRect& bb, ImGuiID id, const ImRect* nav_bb = NULL, ImGuiItemAddFlags flags = 0);
IMGUI_API bool ItemAdd(const ImRect& bb, ImGuiID id, const ImRect* nav_bb = NULL, ImGuiItemFlags extra_flags = 0);
IMGUI_API bool ItemHoverable(const ImRect& bb, ImGuiID id);
IMGUI_API void ItemFocusable(ImGuiWindow* window, ImGuiID id);
IMGUI_API void ItemInputable(ImGuiWindow* window, ImGuiID id);
IMGUI_API bool IsClippedEx(const ImRect& bb, ImGuiID id, bool clip_even_when_logged);
IMGUI_API ImVec2 CalcItemSize(ImVec2 size, float default_w, float default_h);
IMGUI_API float CalcWrapWidthForPos(const ImVec2& pos, float wrap_pos_x);
@ -2419,11 +2411,13 @@ namespace ImGui
IMGUI_API void PopItemFlag();
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
// Currently refactoring focus/nav/tabbing system
// If you have old/custom copy-and-pasted widgets that used FocusableItemRegister():
// (Old) IMGUI_VERSION_NUM < 18209: using 'ItemAdd(....)' and 'bool focused = FocusableItemRegister(...)'
// (New) IMGUI_VERSION_NUM >= 18209: using 'ItemAdd(..., ImGuiItemAddFlags_Focusable)' and 'bool focused = (GetItemStatusFlags() & ImGuiItemStatusFlags_Focused) != 0'
// (Old) IMGUI_VERSION_NUM >= 18209: using 'ItemAdd(..., ImGuiItemAddFlags_Focusable)' and 'bool focused = (GetItemStatusFlags() & ImGuiItemStatusFlags_Focused) != 0'
// (New) IMGUI_VERSION_NUM >= 18411: using 'ItemAdd(..., ImGuiItemAddFlags_Inputable)' and 'bool focused = (GetItemStatusFlags() & ImGuiItemStatusFlags_Focused) != 0'
// Widget code are simplified as there's no need to call FocusableItemUnregister() while managing the transition from regular widget to TempInputText()
inline bool FocusableItemRegister(ImGuiWindow* window, ImGuiID id) { IM_ASSERT(0); IM_UNUSED(window); IM_UNUSED(id); return false; } // -> pass ImGuiItemAddFlags_Focusable flag to ItemAdd()
inline bool FocusableItemRegister(ImGuiWindow* window, ImGuiID id) { IM_ASSERT(0); IM_UNUSED(window); IM_UNUSED(id); return false; } // -> pass ImGuiItemAddFlags_Inputable flag to ItemAdd()
inline void FocusableItemUnregister(ImGuiWindow* window) { IM_ASSERT(0); IM_UNUSED(window); } // -> unnecessary: TempInputText() uses ImGuiInputTextFlags_MergedItem
#endif