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Combo: added ImGuiComboFlags_WidthFitPreview. (#6881)

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mpv-enjoyer 2023-10-09 11:24:52 +02:00 committed by ocornut
parent 001f102f38
commit 112d8fc41d
3 changed files with 4 additions and 1 deletions
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1
imgui.h
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@ -1115,6 +1115,7 @@ enum ImGuiComboFlags_
ImGuiComboFlags_HeightLargest = 1 << 4, // As many fitting items as possible
ImGuiComboFlags_NoArrowButton = 1 << 5, // Display on the preview box without the square arrow button
ImGuiComboFlags_NoPreview = 1 << 6, // Display only a square arrow button
ImGuiComboFlags_WidthFitPreview = 1 << 7, // Dynamic width depending on current selected element
ImGuiComboFlags_HeightMask_ = ImGuiComboFlags_HeightSmall | ImGuiComboFlags_HeightRegular | ImGuiComboFlags_HeightLarge | ImGuiComboFlags_HeightLargest,
};

1
imgui_demo.cpp
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@ -1190,6 +1190,7 @@ static void ShowDemoWindowWidgets()
static ImGuiComboFlags flags = 0;
ImGui::CheckboxFlags("ImGuiComboFlags_PopupAlignLeft", &flags, ImGuiComboFlags_PopupAlignLeft);
ImGui::SameLine(); HelpMarker("Only makes a difference if the popup is larger than the combo");
ImGui::CheckboxFlags("ImGuiComboFlags_WidthFitPreview", &flags, ImGuiComboFlags_WidthFitPreview);
if (ImGui::CheckboxFlags("ImGuiComboFlags_NoArrowButton", &flags, ImGuiComboFlags_NoArrowButton))
flags &= ~ImGuiComboFlags_NoPreview; // Clear the other flag, as we cannot combine both
if (ImGui::CheckboxFlags("ImGuiComboFlags_NoPreview", &flags, ImGuiComboFlags_NoPreview))

3
imgui_widgets.cpp
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@ -1686,7 +1686,8 @@ bool ImGui::BeginCombo(const char* label, const char* preview_value, ImGuiComboF
const float arrow_size = (flags & ImGuiComboFlags_NoArrowButton) ? 0.0f : GetFrameHeight();
const ImVec2 label_size = CalcTextSize(label, NULL, true);
const float w = (flags & ImGuiComboFlags_NoPreview) ? arrow_size : CalcItemWidth();
const float preview_width = (preview_value != nullptr) ? CalcTextSize(preview_value, NULL, true).x : 0.0f;
const float w = (flags & ImGuiComboFlags_NoPreview) ? arrow_size : ((flags & ImGuiComboFlags_WidthFitPreview) ? arrow_size + preview_width + style.ItemInnerSpacing.x * 2.0f : CalcItemWidth());
const ImRect bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w, label_size.y + style.FramePadding.y * 2.0f));
const ImRect total_bb(bb.Min, bb.Max + ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, 0.0f));
ItemSize(total_bb, style.FramePadding.y);