Fixed ImGuiWindowFlags_UnsavedDocument clipping label in docked windows with no close button. (#5745)

+ TabBar: starts displaying the unsaved document marker with a frame delay to match how close button is processed, otherwise the transition would be noticeable.
This commit is contained in:
ocornut 2022-10-04 18:00:42 +02:00
parent c7d3d22ae1
commit 85a368b58d
2 changed files with 8 additions and 7 deletions

View File

@ -2829,7 +2829,7 @@ namespace ImGui
IMGUI_API void TabBarQueueReorderFromMousePos(ImGuiTabBar* tab_bar, const ImGuiTabItem* tab, ImVec2 mouse_pos);
IMGUI_API bool TabBarProcessReorder(ImGuiTabBar* tab_bar);
IMGUI_API bool TabItemEx(ImGuiTabBar* tab_bar, const char* label, bool* p_open, ImGuiTabItemFlags flags);
IMGUI_API ImVec2 TabItemCalcSize(const char* label, bool has_close_button);
IMGUI_API ImVec2 TabItemCalcSize(const char* label, bool has_close_button_or_unsaved_marker);
IMGUI_API void TabItemBackground(ImDrawList* draw_list, const ImRect& bb, ImGuiTabItemFlags flags, ImU32 col);
IMGUI_API void TabItemLabelAndCloseButton(ImDrawList* draw_list, const ImRect& bb, ImGuiTabItemFlags flags, ImVec2 frame_padding, const char* label, ImGuiID tab_id, ImGuiID close_button_id, bool is_contents_visible, bool* out_just_closed, bool* out_text_clipped);

View File

@ -7577,8 +7577,8 @@ static void ImGui::TabBarLayout(ImGuiTabBar* tab_bar)
// Additionally, when using TabBarAddTab() to manipulate tab bar order we occasionally insert new tabs that don't have a width yet,
// and we cannot wait for the next BeginTabItem() call. We cannot compute this width within TabBarAddTab() because font size depends on the active window.
const char* tab_name = tab_bar->GetTabName(tab);
const bool has_close_button = (tab->Flags & ImGuiTabItemFlags_NoCloseButton) ? false : true;
tab->ContentWidth = (tab->RequestedWidth >= 0.0f) ? tab->RequestedWidth : TabItemCalcSize(tab_name, has_close_button).x;
const bool has_close_button_or_unsaved_marker = (tab->Flags & ImGuiTabItemFlags_NoCloseButton) == 0 || (tab->Flags & ImGuiTabItemFlags_UnsavedDocument);
tab->ContentWidth = (tab->RequestedWidth >= 0.0f) ? tab->RequestedWidth : TabItemCalcSize(tab_name, has_close_button_or_unsaved_marker).x;
int section_n = TabItemGetSectionIdx(tab);
ImGuiTabBarSection* section = &sections[section_n];
@ -8105,7 +8105,7 @@ bool ImGui::TabItemEx(ImGuiTabBar* tab_bar, const char* label, bool* p_open,
tab_bar->LastTabItemIdx = (ImS16)tab_bar->Tabs.index_from_ptr(tab);
// Calculate tab contents size
ImVec2 size = TabItemCalcSize(label, p_open != NULL);
ImVec2 size = TabItemCalcSize(label, (p_open != NULL) || (flags & ImGuiTabItemFlags_UnsavedDocument));
tab->RequestedWidth = -1.0f;
if (g.NextItemData.Flags & ImGuiNextItemDataFlags_HasWidth)
size.x = tab->RequestedWidth = g.NextItemData.Width;
@ -8117,6 +8117,7 @@ bool ImGui::TabItemEx(ImGuiTabBar* tab_bar, const char* label, bool* p_open,
const bool tab_bar_appearing = (tab_bar->PrevFrameVisible + 1 < g.FrameCount);
const bool tab_bar_focused = (tab_bar->Flags & ImGuiTabBarFlags_IsFocused) != 0;
const bool tab_appearing = (tab->LastFrameVisible + 1 < g.FrameCount);
const bool tab_just_unsaved = (flags & ImGuiTabItemFlags_UnsavedDocument) && !(tab->Flags & ImGuiTabItemFlags_UnsavedDocument);
const bool is_tab_button = (flags & ImGuiTabItemFlags_Button) != 0;
tab->LastFrameVisible = g.FrameCount;
tab->Flags = flags;
@ -8248,7 +8249,7 @@ bool ImGui::TabItemEx(ImGuiTabBar* tab_bar, const char* label, bool* p_open,
const ImGuiID close_button_id = p_open ? GetIDWithSeed("#CLOSE", NULL, id) : 0;
bool just_closed;
bool text_clipped;
TabItemLabelAndCloseButton(display_draw_list, bb, flags, tab_bar->FramePadding, label, id, close_button_id, tab_contents_visible, &just_closed, &text_clipped);
TabItemLabelAndCloseButton(display_draw_list, bb, tab_just_unsaved ? (flags & ~ImGuiTabItemFlags_UnsavedDocument) : flags, tab_bar->FramePadding, label, id, close_button_id, tab_contents_visible, &just_closed, &text_clipped);
if (just_closed && p_open != NULL)
{
*p_open = false;
@ -8292,12 +8293,12 @@ void ImGui::SetTabItemClosed(const char* label)
}
}
ImVec2 ImGui::TabItemCalcSize(const char* label, bool has_close_button)
ImVec2 ImGui::TabItemCalcSize(const char* label, bool has_close_button_or_unsaved_marker)
{
ImGuiContext& g = *GImGui;
ImVec2 label_size = CalcTextSize(label, NULL, true);
ImVec2 size = ImVec2(label_size.x + g.Style.FramePadding.x, label_size.y + g.Style.FramePadding.y * 2.0f);
if (has_close_button)
if (has_close_button_or_unsaved_marker)
size.x += g.Style.FramePadding.x + (g.Style.ItemInnerSpacing.x + g.FontSize); // We use Y intentionally to fit the close button circle.
else
size.x += g.Style.FramePadding.x + 1.0f;