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Tabs: Moved Tab List Popup to left-side to match docking button. Highlight selected tab. (#261, #351)
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@ -5969,6 +5969,12 @@ static void ImGui::TabBarLayout(ImGuiTabBar* tab_bar)
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tab_bar->ReorderRequestTabId = 0;
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}
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// Tab List Popup (will alter tab_bar->BarRect and therefore the available width!)
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const bool tab_list_popup_button = (tab_bar->Flags & ImGuiTabBarFlags_TabListPopupButton) != 0;
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if (tab_list_popup_button)
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if (ImGuiTabItem* tab_to_select = TabBarTabListPopupButton(tab_bar)) // NB: Will alter BarRect.Max.x!
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scroll_track_selected_tab_id = tab_bar->SelectedTabId = tab_to_select->ID;
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ImVector<ImGuiTabBarSortItem>& width_sort_buffer = g.TabSortByWidthBuffer;
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width_sort_buffer.resize(tab_bar->Tabs.Size);
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@ -6044,12 +6050,6 @@ static void ImGui::TabBarLayout(ImGuiTabBar* tab_bar)
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tab_bar->OffsetMax = ImMax(offset_x - g.Style.ItemInnerSpacing.x, 0.0f);
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tab_bar->OffsetNextTab = 0.0f;
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// Tab List Popup
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const bool tab_list_popup_button = (tab_bar->Flags & ImGuiTabBarFlags_TabListPopupButton) != 0;
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if (tab_list_popup_button)
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if (ImGuiTabItem* tab_to_select = TabBarTabListPopupButton(tab_bar)) // NB: Will alter BarRect.Max.x!
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scroll_track_selected_tab_id = tab_bar->SelectedTabId = tab_to_select->ID;
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// Horizontal scrolling buttons
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const bool scrolling_buttons = (tab_bar->OffsetMax > tab_bar->BarRect.GetWidth() && tab_bar->Tabs.Size > 1) && !(tab_bar->Flags & ImGuiTabBarFlags_NoTabListScrollingButtons) && (tab_bar->Flags & ImGuiTabBarFlags_FittingPolicyScroll);
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if (scrolling_buttons)
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@ -6225,18 +6225,17 @@ static ImGuiTabItem* ImGui::TabBarTabListPopupButton(ImGuiTabBar* tab_bar)
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ImGuiContext& g = *GImGui;
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ImGuiWindow* window = g.CurrentWindow;
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const float tab_list_popup_button_width = g.FontSize + g.Style.FramePadding.y * 2.0f;
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// We use g.Style.FramePadding.y to match the square ArrowButton size
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const float tab_list_popup_button_width = g.FontSize + g.Style.FramePadding.y;
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const ImVec2 backup_cursor_pos = window->DC.CursorPos;
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tab_bar->BarRect.Max.x -= tab_list_popup_button_width;
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if (window->HasCloseButton)
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tab_bar->BarRect.Max.x += g.Style.ItemInnerSpacing.x;
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window->DC.CursorPos = ImVec2(tab_bar->BarRect.Max.x, tab_bar->BarRect.Min.y);
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window->DC.CursorPos = ImVec2(tab_bar->BarRect.Min.x - g.Style.FramePadding.y, tab_bar->BarRect.Min.y);
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tab_bar->BarRect.Min.x += tab_list_popup_button_width;
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ImVec4 arrow_col = g.Style.Colors[ImGuiCol_Text];
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arrow_col.w *= 0.5f;
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PushStyleColor(ImGuiCol_Text, arrow_col);
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PushStyleColor(ImGuiCol_Button, ImVec4(0, 0, 0, 0));
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bool open = BeginCombo("##v", NULL, ImGuiComboFlags_NoPreview | ImGuiComboFlags_PopupAlignLeft);
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bool open = BeginCombo("##v", NULL, ImGuiComboFlags_NoPreview);
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PopStyleColor(2);
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ImGuiTabItem* tab_to_select = NULL;
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@ -6246,7 +6245,7 @@ static ImGuiTabItem* ImGui::TabBarTabListPopupButton(ImGuiTabBar* tab_bar)
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{
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ImGuiTabItem* tab = &tab_bar->Tabs[tab_n];
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const char* tab_name = tab_bar->GetTabName(tab);
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if (MenuItem(tab_name))
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if (Selectable(tab_name, tab_bar->SelectedTabId == tab->ID))
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tab_to_select = tab;
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}
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EndCombo();
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