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Added PushDisabled(), PopDisabled() currently only exposed in imgui_internal.h (#211)

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ocornut 2021-06-09 15:28:59 +02:00
parent b66529fe3e
commit 61f4aec868
3 changed files with 25 additions and 1 deletions
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22
imgui.cpp
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@ -6575,6 +6575,28 @@ void ImGui::PopItemFlag()
g.CurrentItemFlags = g.ItemFlagsStack.back(); g.CurrentItemFlags = g.ItemFlagsStack.back();
} }
// PushDisabled()/PopDisabled()
// - Those are not yet exposed in imgui.h because we are unsure of how to alter the style in a way that works for everyone.
// We may rework this. Hypothetically, a future styling system may set a flag which make widgets use different colors.
// - Feedback welcome at https://github.com/ocornut/imgui/issues/211
// - You may trivially implement your own variation of this if needed.
// Here we test (CurrentItemFlags & ImGuiItemFlags_Disabled) to allow nested PushDisabled() calls.
void ImGui::PushDisabled()
{
ImGuiContext& g = *GImGui;
if ((g.CurrentItemFlags & ImGuiItemFlags_Disabled) == 0)
PushStyleVar(ImGuiStyleVar_Alpha, g.Style.Alpha * 0.6f);
PushItemFlag(ImGuiItemFlags_Disabled, true);
}
void ImGui::PopDisabled()
{
ImGuiContext& g = *GImGui;
PopItemFlag();
if ((g.CurrentItemFlags & ImGuiItemFlags_Disabled) == 0)
PopStyleVar();
}
// FIXME: Look into renaming this once we have settled the new Focus/Activation/TabStop system. // FIXME: Look into renaming this once we have settled the new Focus/Activation/TabStop system.
void ImGui::PushAllowKeyboardFocus(bool allow_keyboard_focus) void ImGui::PushAllowKeyboardFocus(bool allow_keyboard_focus)
{ {

2
imgui.h
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@ -61,7 +61,7 @@ Index of this file:
// Version // Version
// (Integer encoded as XYYZZ for use in #if preprocessor conditionals. Work in progress versions typically starts at XYY99 then bounce up to XYY00, XYY01 etc. when release tagging happens) // (Integer encoded as XYYZZ for use in #if preprocessor conditionals. Work in progress versions typically starts at XYY99 then bounce up to XYY00, XYY01 etc. when release tagging happens)
#define IMGUI_VERSION "1.84 WIP" #define IMGUI_VERSION "1.84 WIP"
#define IMGUI_VERSION_NUM 18305 #define IMGUI_VERSION_NUM 18306
#define IMGUI_CHECKVERSION() ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert), sizeof(ImDrawIdx)) #define IMGUI_CHECKVERSION() ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert), sizeof(ImDrawIdx))
#define IMGUI_HAS_TABLE #define IMGUI_HAS_TABLE

2
imgui_internal.h
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@ -2379,6 +2379,8 @@ namespace ImGui
IMGUI_API void PushMultiItemsWidths(int components, float width_full); IMGUI_API void PushMultiItemsWidths(int components, float width_full);
IMGUI_API void PushItemFlag(ImGuiItemFlags option, bool enabled); IMGUI_API void PushItemFlag(ImGuiItemFlags option, bool enabled);
IMGUI_API void PopItemFlag(); IMGUI_API void PopItemFlag();
IMGUI_API void PushDisabled();
IMGUI_API void PopDisabled();
IMGUI_API bool IsItemToggledSelection(); // Was the last item selection toggled? (after Selectable(), TreeNode() etc. We only returns toggle _event_ in order to handle clipping correctly) IMGUI_API bool IsItemToggledSelection(); // Was the last item selection toggled? (after Selectable(), TreeNode() etc. We only returns toggle _event_ in order to handle clipping correctly)
IMGUI_API ImVec2 GetContentRegionMaxAbs(); IMGUI_API ImVec2 GetContentRegionMaxAbs();
IMGUI_API void ShrinkWidths(ImGuiShrinkWidthItem* items, int count, float width_excess); IMGUI_API void ShrinkWidths(ImGuiShrinkWidthItem* items, int count, float width_excess);