Internals: Menus: minor tidying up + renaming in ImGuiMenuColumns + removing extraneous offset field which is always zero + using smaller types.
sizeof() 36 -> 20
diff --git a/imgui.cpp b/imgui.cpp
index fabde63..9d848e0 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -6266,7 +6266,7 @@
window->DC.NavHasScroll = (window->ScrollMax.y > 0.0f);
window->DC.MenuBarAppending = false;
- window->DC.MenuColumns.Update(3, style.ItemSpacing.x, window_just_activated_by_user);
+ window->DC.MenuColumns.Update(style.ItemSpacing.x, window_just_activated_by_user);
window->DC.TreeDepth = 0;
window->DC.TreeJumpToParentOnPopMask = 0x00;
window->DC.ChildWindows.resize(0);
diff --git a/imgui_demo.cpp b/imgui_demo.cpp
index 7718100..5fb326d 100644
--- a/imgui_demo.cpp
+++ b/imgui_demo.cpp
@@ -1168,7 +1168,7 @@
{
static bool selected[10] = {};
- if (ImGui::BeginTable("split1", 3, ImGuiTableFlags_Resizable | ImGuiTableFlags_NoSavedSettings))
+ if (ImGui::BeginTable("split1", 3, ImGuiTableFlags_Resizable | ImGuiTableFlags_NoSavedSettings | ImGuiTableFlags_Borders))
{
for (int i = 0; i < 10; i++)
{
@@ -1179,8 +1179,8 @@
}
ImGui::EndTable();
}
- ImGui::Separator();
- if (ImGui::BeginTable("split2", 3, ImGuiTableFlags_Resizable | ImGuiTableFlags_NoSavedSettings))
+ ImGui::Spacing();
+ if (ImGui::BeginTable("split2", 3, ImGuiTableFlags_Resizable | ImGuiTableFlags_NoSavedSettings | ImGuiTableFlags_Borders))
{
for (int i = 0; i < 10; i++)
{
diff --git a/imgui_internal.h b/imgui_internal.h
index 8f10b65..7edb312 100644
--- a/imgui_internal.h
+++ b/imgui_internal.h
@@ -1035,14 +1035,15 @@
// Simple column measurement, currently used for MenuItem() only.. This is very short-sighted/throw-away code and NOT a generic helper.
struct IMGUI_API ImGuiMenuColumns
{
- float Spacing;
- float Width, NextWidth;
- float Pos[3], NextWidths[3];
+ ImU32 TotalWidth;
+ ImU32 NextTotalWidth;
+ ImU16 Spacing;
+ ImU16 Offsets[2]; // Offset of: Shortcut, Check mark (locked in Update)
+ ImU16 Widths[3]; // Width of: Label, Shortcut, Check mark (accumulator for current frame)
ImGuiMenuColumns() { memset(this, 0, sizeof(*this)); }
- void Update(int count, float spacing, bool clear);
- float DeclColumns(float w0, float w1, float w2);
- float CalcExtraSpace(float avail_w) const;
+ void Update(float spacing, bool window_reappearing);
+ float DeclColumns(float w_label, float w_shortcut, float w_checkmark);
};
// Internal state of the currently focused/edited text input box
diff --git a/imgui_widgets.cpp b/imgui_widgets.cpp
index aee3242..7539b75 100644
--- a/imgui_widgets.cpp
+++ b/imgui_widgets.cpp
@@ -6591,38 +6591,32 @@
//-------------------------------------------------------------------------
// Helpers for internal use
-void ImGuiMenuColumns::Update(int count, float spacing, bool clear)
+void ImGuiMenuColumns::Update(float spacing, bool window_reappearing)
{
- 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 (window_reappearing)
+ memset(Widths, 0, sizeof(Widths));
+ TotalWidth = NextTotalWidth = 0;
+ Spacing = (ImU16)spacing;
+ for (int i = 0; i < IM_ARRAYSIZE(Widths); i++)
{
- if (i > 0 && NextWidths[i] > 0.0f)
- Width += Spacing;
- Pos[i] = IM_FLOOR(Width);
- Width += NextWidths[i];
- NextWidths[i] = 0.0f;
+ if (i > 0 && Widths[i] > 0)
+ TotalWidth += Spacing;
+ if (i > 0)
+ Offsets[i - 1] = (ImU16)TotalWidth;
+ TotalWidth += Widths[i];
+ Widths[i] = 0;
}
}
-float ImGuiMenuColumns::DeclColumns(float w0, float w1, float w2) // not using va_arg because they promote float to double
+float ImGuiMenuColumns::DeclColumns(float w_label, float w_shortcut, float w_checkmark)
{
- 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);
-}
-
-float ImGuiMenuColumns::CalcExtraSpace(float avail_w) const
-{
- return ImMax(0.0f, avail_w - Width);
+ Widths[0] = ImMax(Widths[0], (ImU16)w_label);
+ Widths[1] = ImMax(Widths[1], (ImU16)w_shortcut);
+ Widths[2] = ImMax(Widths[2], (ImU16)w_checkmark);
+ NextTotalWidth = 0;
+ for (int i = 0; i < IM_ARRAYSIZE(Widths); i++)
+ NextTotalWidth += Widths[i] + ((i > 0 && Widths[i] > 0) ? Spacing : 0);
+ return (float)ImMax(TotalWidth, NextTotalWidth);
}
// FIXME: Provided a rectangle perhaps e.g. a BeginMenuBarEx() could be used anywhere..
@@ -6835,7 +6829,7 @@
float extra_w = ImMax(0.0f, GetContentRegionAvail().x - min_w);
pressed = Selectable(label, menu_is_open, ImGuiSelectableFlags_NoHoldingActiveID | ImGuiSelectableFlags_SelectOnClick | ImGuiSelectableFlags_DontClosePopups | ImGuiSelectableFlags_SpanAvailWidth | (!enabled ? ImGuiSelectableFlags_Disabled : 0), ImVec2(min_w, 0.0f));
ImU32 text_col = GetColorU32(enabled ? ImGuiCol_Text : ImGuiCol_TextDisabled);
- RenderArrow(window->DrawList, pos + ImVec2(window->DC.MenuColumns.Pos[2] + extra_w + g.FontSize * 0.30f, 0.0f), text_col, ImGuiDir_Right);
+ RenderArrow(window->DrawList, pos + ImVec2(window->DC.MenuColumns.Offsets[1] + extra_w + g.FontSize * 0.30f, 0.0f), text_col, ImGuiDir_Right);
}
const bool hovered = enabled && ItemHoverable(window->DC.LastItemRect, id);
@@ -6988,11 +6982,11 @@
if (shortcut_w > 0.0f)
{
PushStyleColor(ImGuiCol_Text, g.Style.Colors[ImGuiCol_TextDisabled]);
- RenderText(pos + ImVec2(window->DC.MenuColumns.Pos[1] + extra_w, 0.0f), shortcut, NULL, false);
+ RenderText(pos + ImVec2(window->DC.MenuColumns.Offsets[0] + extra_w, 0.0f), shortcut, NULL, false);
PopStyleColor();
}
if (selected)
- RenderCheckMark(window->DrawList, pos + ImVec2(window->DC.MenuColumns.Pos[2] + extra_w + g.FontSize * 0.40f, g.FontSize * 0.134f * 0.5f), GetColorU32(enabled ? ImGuiCol_Text : ImGuiCol_TextDisabled), g.FontSize * 0.866f);
+ RenderCheckMark(window->DrawList, pos + ImVec2(window->DC.MenuColumns.Offsets[1] + extra_w + g.FontSize * 0.40f, g.FontSize * 0.134f * 0.5f), GetColorU32(enabled ? ImGuiCol_Text : ImGuiCol_TextDisabled), g.FontSize * 0.866f);
}
IMGUI_TEST_ENGINE_ITEM_INFO(window->DC.LastItemId, label, window->DC.LastItemStatusFlags | ImGuiItemStatusFlags_Checkable | (selected ? ImGuiItemStatusFlags_Checked : 0));