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Internals: widgets always read back from g.LastItemData.InFlags (so we can now modify per-item disable state more easily). (#211)

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This commit is contained in:
ocornut 2021-07-19 21:17:34 +02:00
parent 6b8a059fc9
commit 90bf996e1a
3 changed files with 13 additions and 12 deletions
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5
imgui.cpp
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@ -3232,7 +3232,8 @@ bool ImGui::ItemHoverable(const ImRect& bb, ImGuiID id)
SetHoveredID(id);
// When disabled we'll return false but still set HoveredId
if (g.CurrentItemFlags & ImGuiItemFlags_Disabled)
ImGuiItemFlags item_flags = (g.LastItemData.ID == id ? g.LastItemData.InFlags : g.CurrentItemFlags);
if (item_flags & ImGuiItemFlags_Disabled)
{
// Release active id if turning disabled
if (g.ActiveId == id)
@ -3277,7 +3278,7 @@ void ImGui::ItemFocusable(ImGuiWindow* window, ImGuiID id)
// Increment counters
// FIXME: ImGuiItemFlags_Disabled should disable more.
const bool is_tab_stop = (g.CurrentItemFlags & (ImGuiItemFlags_NoTabStop | ImGuiItemFlags_Disabled)) == 0;
const bool is_tab_stop = (g.LastItemData.InFlags & (ImGuiItemFlags_NoTabStop | ImGuiItemFlags_Disabled)) == 0;
window->DC.FocusCounterRegular++;
if (is_tab_stop)
{

6
imgui_internal.h
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@ -1176,8 +1176,8 @@ struct ImGuiNextItemData
struct ImGuiLastItemData
{
ImGuiID ID;
ImGuiItemFlags InFlags;
ImGuiItemStatusFlags StatusFlags;
ImGuiItemFlags InFlags; // See ImGuiItemFlags_
ImGuiItemStatusFlags StatusFlags; // See ImGuiItemStatusFlags_
ImRect Rect;
ImRect DisplayRect;
@ -1479,7 +1479,7 @@ struct ImGuiContext
float LastActiveIdTimer; // Store the last non-zero ActiveId timer since the beginning of activation, useful for animation.
// Next window/item data
ImGuiItemFlags CurrentItemFlags; // == g.ItemFlagsStack.back()
ImGuiItemFlags CurrentItemFlags; // == g.ItemFlagsStack.back()
ImGuiNextItemData NextItemData; // Storage for SetNextItem** functions
ImGuiLastItemData LastItemData; // Storage for last submitted item (setup by ItemAdd)
ImGuiNextWindowData NextWindowData; // Storage for SetNextWindow** functions

14
imgui_widgets.cpp
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@ -680,7 +680,7 @@ bool ImGui::ButtonEx(const char* label, const ImVec2& size_arg, ImGuiButtonFlags
if (!ItemAdd(bb, id))
return false;
if (g.CurrentItemFlags & ImGuiItemFlags_ButtonRepeat)
if (g.LastItemData.InFlags & ImGuiItemFlags_ButtonRepeat)
flags |= ImGuiButtonFlags_Repeat;
bool hovered, held;
@ -757,7 +757,7 @@ bool ImGui::ArrowButtonEx(const char* str_id, ImGuiDir dir, ImVec2 size, ImGuiBu
if (!ItemAdd(bb, id))
return false;
if (g.CurrentItemFlags & ImGuiItemFlags_ButtonRepeat)
if (g.LastItemData.InFlags & ImGuiItemFlags_ButtonRepeat)
flags |= ImGuiButtonFlags_Repeat;
bool hovered, held;
@ -1092,7 +1092,7 @@ bool ImGui::Checkbox(const char* label, bool* v)
RenderNavHighlight(total_bb, id);
RenderFrame(check_bb.Min, check_bb.Max, GetColorU32((held && hovered) ? ImGuiCol_FrameBgActive : hovered ? ImGuiCol_FrameBgHovered : ImGuiCol_FrameBg), true, style.FrameRounding);
ImU32 check_col = GetColorU32(ImGuiCol_CheckMark);
bool mixed_value = (g.CurrentItemFlags & ImGuiItemFlags_MixedValue) != 0;
bool mixed_value = (g.LastItemData.InFlags & ImGuiItemFlags_MixedValue) != 0;
if (mixed_value)
{
// Undocumented tristate/mixed/indeterminate checkbox (#2644)
@ -2345,7 +2345,7 @@ bool ImGui::DragBehavior(ImGuiID id, ImGuiDataType data_type, void* p_v, float v
}
if (g.ActiveId != id)
return false;
if ((g.CurrentItemFlags & ImGuiItemFlags_ReadOnly) || (flags & ImGuiSliderFlags_ReadOnly))
if ((g.LastItemData.InFlags & ImGuiItemFlags_ReadOnly) || (flags & ImGuiSliderFlags_ReadOnly))
return false;
switch (data_type)
@ -2949,7 +2949,7 @@ bool ImGui::SliderBehavior(const ImRect& bb, ImGuiID id, ImGuiDataType data_type
IM_ASSERT((flags == 1 || (flags & ImGuiSliderFlags_InvalidMask_) == 0) && "Invalid ImGuiSliderFlags flag! Has the 'float power' argument been mistakenly cast to flags? Call function with ImGuiSliderFlags_Logarithmic flags instead.");
ImGuiContext& g = *GImGui;
if ((g.CurrentItemFlags & ImGuiItemFlags_ReadOnly) || (flags & ImGuiSliderFlags_ReadOnly))
if ((g.LastItemData.InFlags & ImGuiItemFlags_ReadOnly) || (flags & ImGuiSliderFlags_ReadOnly))
return false;
switch (data_type)
@ -6157,7 +6157,7 @@ bool ImGui::Selectable(const char* label, bool selected, ImGuiSelectableFlags fl
return false;
const bool disabled_global = (g.CurrentItemFlags & ImGuiItemFlags_Disabled) != 0;
if (disabled_item && !disabled_global)
if (disabled_item && !disabled_global) // Only testing this as an optimization
PushDisabled(true);
// FIXME: We can standardize the behavior of those two, we could also keep the fast path of override ClipRect + full push on render only,
@ -6227,7 +6227,7 @@ bool ImGui::Selectable(const char* label, bool selected, ImGuiSelectableFlags fl
RenderTextClipped(text_min, text_max, label, NULL, &label_size, style.SelectableTextAlign, &bb);
// Automatically close popups
if (pressed && (window->Flags & ImGuiWindowFlags_Popup) && !(flags & ImGuiSelectableFlags_DontClosePopups) && !(g.CurrentItemFlags & ImGuiItemFlags_SelectableDontClosePopup))
if (pressed && (window->Flags & ImGuiWindowFlags_Popup) && !(flags & ImGuiSelectableFlags_DontClosePopups) && !(g.LastItemData.InFlags & ImGuiItemFlags_SelectableDontClosePopup))
CloseCurrentPopup();
if (disabled_item && !disabled_global)