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Add a feature to draw a border around the selected window

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TaiseiHamaya 2025-12-19 01:27:14 +09:00
parent 9ca7ea00c8
commit 4832e45fc2
3 changed files with 17 additions and 0 deletions
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13
imgui.cpp
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@ -3761,6 +3761,7 @@ const char* ImGui::GetStyleColorName(ImGuiCol idx)
case ImGuiCol_ChildBg: return "ChildBg";
case ImGuiCol_PopupBg: return "PopupBg";
case ImGuiCol_Border: return "Border";
case ImGuiCol_BorderSelected: return "BorderSelected";
case ImGuiCol_BorderShadow: return "BorderShadow";
case ImGuiCol_FrameBg: return "FrameBg";
case ImGuiCol_FrameBgHovered: return "FrameBgHovered";
@ -7544,6 +7545,18 @@ void ImGui::RenderWindowDecorations(ImGuiWindow* window, const ImRect& title_bar
// Borders (for dock node host they will be rendered over after the tab bar)
if (handle_borders_and_resize_grips && !window->DockNodeAsHost)
RenderWindowOuterBorders(window);
// Selected border
const float border_size = window->WindowBorderSize;
if (border_size > 0.0f && title_bar_is_highlight && !(flags & ImGuiWindowFlags_NoTitleBar)) {
if (!window->DockIsActive || window->DockNode->IsFocused) {
const ImU32 border_selected_col = GetColorU32(ImGuiCol_BorderSelected);
RenderWindowOuterSingleBorder(window, 0, border_selected_col, border_size);
RenderWindowOuterSingleBorder(window, 1, border_selected_col, border_size);
RenderWindowOuterSingleBorder(window, 2, border_selected_col, border_size);
RenderWindowOuterSingleBorder(window, 3, border_selected_col, border_size);
}
}
}
window->DC.NavLayerCurrent = ImGuiNavLayer_Main;
}

1
imgui.h
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@ -1812,6 +1812,7 @@ enum ImGuiCol_
ImGuiCol_ChildBg, // Background of child windows
ImGuiCol_PopupBg, // Background of popups, menus, tooltips windows
ImGuiCol_Border,
ImGuiCol_BorderSelected,
ImGuiCol_BorderShadow,
ImGuiCol_FrameBg, // Background of checkbox, radio button, plot, slider, text input
ImGuiCol_FrameBgHovered,

3
imgui_draw.cpp
View file

@ -192,6 +192,7 @@ void ImGui::StyleColorsDark(ImGuiStyle* dst)
colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_PopupBg] = ImVec4(0.08f, 0.08f, 0.08f, 0.94f);
colors[ImGuiCol_Border] = ImVec4(0.43f, 0.43f, 0.50f, 0.50f);
colors[ImGuiCol_BorderSelected] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_FrameBg] = ImVec4(0.16f, 0.29f, 0.48f, 0.54f);
colors[ImGuiCol_FrameBgHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
@ -261,6 +262,7 @@ void ImGui::StyleColorsClassic(ImGuiStyle* dst)
colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_PopupBg] = ImVec4(0.11f, 0.11f, 0.14f, 0.92f);
colors[ImGuiCol_Border] = ImVec4(0.50f, 0.50f, 0.50f, 0.50f);
colors[ImGuiCol_BorderSelected] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_FrameBg] = ImVec4(0.43f, 0.43f, 0.43f, 0.39f);
colors[ImGuiCol_FrameBgHovered] = ImVec4(0.47f, 0.47f, 0.69f, 0.40f);
@ -331,6 +333,7 @@ void ImGui::StyleColorsLight(ImGuiStyle* dst)
colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_PopupBg] = ImVec4(1.00f, 1.00f, 1.00f, 0.98f);
colors[ImGuiCol_Border] = ImVec4(0.00f, 0.00f, 0.00f, 0.30f);
colors[ImGuiCol_BorderSelected] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_FrameBg] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);
colors[ImGuiCol_FrameBgHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);