ImGuiMenuColumns Struct Reference

#include <src/imgui/imgui_internal.h>

Public Member Functions
	ImGuiMenuColumns ()
void	Update (int count, float spacing, bool clear)
float	DeclColumns (float w0, float w1, float w2)
float	CalcExtraSpace (float avail_w) const

Public Attributes
float	Spacing
float	Width
float	NextWidth
float	Pos [3]
float	NextWidths [3]

Detailed Description

Constructor & Destructor Documentation

ImGuiMenuColumns()

ImGuiMenuColumns::ImGuiMenuColumns ( )

inline

{ memset(this, 0, sizeof(*this)); }

Member Function Documentation

CalcExtraSpace()

float ImGuiMenuColumns::CalcExtraSpace

(

float

avail_w

)

const

{
    return ImMax(0.0f, avail_w - Width);
}

References ImMax(), and Width.

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DeclColumns()

float ImGuiMenuColumns::DeclColumns	(	float	w0,
		float	w1,
		float	w2
	)

{
    NextWidth = 0.0f;
    NextWidths[0] = ImMax(NextWidths[0], w0);
    NextWidths[1] = ImMax(NextWidths[1], w1);
    NextWidths[2] = ImMax(NextWidths[2], w2);
    for (int i = 0; i < IM_ARRAYSIZE(Pos); i++)
        NextWidth += NextWidths[i] + ((i > 0 && NextWidths[i] > 0.0f) ? Spacing : 0.0f);
    return ImMax(Width, NextWidth);
}

References IM_ARRAYSIZE, ImMax(), NextWidth, NextWidths, Pos, Spacing, and Width.

Referenced by ImGui::BeginMenu(), and ImGui::MenuItem().

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Update()

void ImGuiMenuColumns::Update	(	int	count,
		float	spacing,
		bool	clear
	)

{
    IM_ASSERT(count == IM_ARRAYSIZE(Pos));
    IM_UNUSED(count);
    Width = NextWidth = 0.0f;
    Spacing = spacing;
    if (clear)
        memset(NextWidths, 0, sizeof(NextWidths));
    for (int i = 0; i < IM_ARRAYSIZE(Pos); i++)
    {
        if (i > 0 && NextWidths[i] > 0.0f)
            Width += Spacing;
        Pos[i] = IM_FLOOR(Width);
        Width += NextWidths[i];
        NextWidths[i] = 0.0f;
    }
}

References IM_ARRAYSIZE, IM_ASSERT, IM_FLOOR, IM_UNUSED, NextWidth, NextWidths, Pos, Spacing, and Width.

Referenced by ImGui::Begin().

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Member Data Documentation

NextWidth

float ImGuiMenuColumns::NextWidth

Referenced by DeclColumns(), and Update().

NextWidths

float ImGuiMenuColumns::NextWidths[3]

Referenced by DeclColumns(), and Update().

Pos

float ImGuiMenuColumns::Pos[3]

Referenced by ImGui::BeginMenu(), DeclColumns(), ImGui::MenuItem(), and Update().

Spacing

float ImGuiMenuColumns::Spacing

Referenced by DeclColumns(), and Update().

Width

float ImGuiMenuColumns::Width

Referenced by CalcExtraSpace(), DeclColumns(), and Update().

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The documentation for this struct was generated from the following files:

• src/imgui/imgui_internal.h
• src/imgui/imgui_widgets.cpp