WIP intermediary branch commit for menus, submenus (some large inconsistencies remaining in API + need cleanup) (#126)
May remove the ImGuiWindowFlags_Menu alltogether
This commit is contained in:
parent
79198fd6a5
commit
7fb704d308
233
imgui.cpp
233
imgui.cpp
@ -1016,7 +1016,10 @@ struct ImGuiDrawContext
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ImVector<ImGuiGroupData> GroupStack;
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ImGuiColorEditMode ColorEditMode;
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ImGuiStorage* StateStorage;
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int StackSizesBackup[5]; // Store size of various stacks for asserting
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float MenuTotalWidth; // Simplified columns storage for menu items
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float MenuColumnsCurr[3];
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float MenuColumnsNextWidth[3];
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int StackSizesBackup[6]; // Store size of various stacks for asserting
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float ColumnsStartX; // Indentation / start position from left of window (increased by TreePush/TreePop, etc.)
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float ColumnsOffsetX; // Offset to the current column (if ColumnsCurrent > 0). FIXME: This and the above should be a stack to allow use cases like Tree->Column->Tree. Need revamp columns API.
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@ -1041,6 +1044,9 @@ struct ImGuiDrawContext
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LastItemHoveredAndUsable = LastItemHoveredRect = false;
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ColorEditMode = ImGuiColorEditMode_RGB;
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StateStorage = NULL;
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MenuTotalWidth = 0.0f;
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memset(MenuColumnsCurr, 0, sizeof(MenuColumnsCurr));
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memset(MenuColumnsNextWidth, 0, sizeof(MenuColumnsNextWidth));
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memset(StackSizesBackup, 0, sizeof(StackSizesBackup));
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ColumnsStartX = 0.0f;
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@ -2944,13 +2950,21 @@ void ImGui::OpenPopup(const char* str_id)
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void ImGui::CloseCurrentPopup()
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{
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ImGuiState& g = *GImGui;
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if (g.CurrentPopupStack.back() != g.OpenedPopupStack.back())
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if (g.CurrentPopupStack.empty() || g.OpenedPopupStack.empty() || g.CurrentPopupStack.back() != g.OpenedPopupStack.back())
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return;
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if (g.Windows.back()->PopupID == g.OpenedPopupStack.back() && g.Windows.size() >= 2)
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FocusWindow(g.Windows[g.Windows.size()-2]);
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g.OpenedPopupStack.pop_back();
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}
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static void CloseAllPopups()
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{
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// Close all popups
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// FIXME-MENUS: invalid for popup->menus with current BeginMenu() scheme
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ImGuiState& g = *GImGui;
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g.OpenedPopupStack.resize(0);
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}
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static bool IsPopupOpen(ImGuiID id)
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{
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ImGuiState& g = *GImGui;
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@ -2958,7 +2972,7 @@ static bool IsPopupOpen(ImGuiID id)
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return opened;
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}
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bool ImGui::BeginPopup(const char* str_id)
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static bool BeginPopupEx(const char* str_id, ImGuiWindowFlags extra_flags)
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{
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ImGuiState& g = *GImGui;
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ImGuiWindow* window = GetCurrentWindow();
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@ -2968,6 +2982,9 @@ bool ImGui::BeginPopup(const char* str_id)
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ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f);
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ImGuiWindowFlags flags = ImGuiWindowFlags_Popup|ImGuiWindowFlags_ShowBorders|ImGuiWindowFlags_NoTitleBar|ImGuiWindowFlags_NoMove|ImGuiWindowFlags_NoResize|ImGuiWindowFlags_NoSavedSettings|ImGuiWindowFlags_AlwaysAutoResize;
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flags |= extra_flags;
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if ((flags & ImGuiWindowFlags_Menu) && (window->Flags & ImGuiWindowFlags_Popup))
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flags |= ImGuiWindowFlags_ChildWindow;
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char name[20];
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ImFormatString(name, 20, "##Popup%02d", g.CurrentPopupStack.size()); // Recycle windows based on depth
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@ -2981,6 +2998,11 @@ bool ImGui::BeginPopup(const char* str_id)
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return opened;
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}
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bool ImGui::BeginPopup(const char* str_id)
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{
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return BeginPopupEx(str_id, 0);
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}
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void ImGui::EndPopup()
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{
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IM_ASSERT(GetCurrentWindow()->Flags & ImGuiWindowFlags_Popup);
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@ -3088,6 +3110,7 @@ static void CheckStacksSize(ImGuiWindow* window, bool write)
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int* p_backup = &window->DC.StackSizesBackup[0];
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{ int current = (int)window->IDStack.size(); if (write) *p_backup = current; else IM_ASSERT(*p_backup == current); p_backup++; } // User forgot PopID()
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{ int current = (int)window->DC.GroupStack.size(); if (write) *p_backup = current; else IM_ASSERT(*p_backup == current); p_backup++; } // User forgot EndGroup()
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{ int current = (int)g.CurrentPopupStack.size(); if (write) *p_backup = current; else IM_ASSERT(*p_backup == current); p_backup++; } // User forgot EndPopup()/EndMenu()
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{ int current = (int)g.ColorModifiers.size(); if (write) *p_backup = current; else IM_ASSERT(*p_backup == current); p_backup++; } // User forgot PopStyleColor()
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{ int current = (int)g.StyleModifiers.size(); if (write) *p_backup = current; else IM_ASSERT(*p_backup == current); p_backup++; } // User forgot PopStyleVar()
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{ int current = (int)g.FontStack.size(); if (write) *p_backup = current; else IM_ASSERT(*p_backup == current); p_backup++; } // User forgot PopFont()
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@ -3292,7 +3315,7 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
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// Setup texture, outer clipping rectangle
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window->DrawList->PushTextureID(g.Font->ContainerAtlas->TexID);
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if ((flags & ImGuiWindowFlags_ChildWindow) && !(flags & ImGuiWindowFlags_ComboBox))
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if ((flags & ImGuiWindowFlags_ChildWindow) && !(flags & (ImGuiWindowFlags_ComboBox|ImGuiWindowFlags_Popup)))
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PushClipRect(parent_window->ClipRectStack.back());
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else
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PushClipRect(GetVisibleRect());
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@ -3304,7 +3327,7 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
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{
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window->AutoPosLastDirection = -1;
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if (!(flags & ImGuiWindowFlags_ChildWindow) && !(flags & ImGuiWindowFlags_Tooltip))
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if (!(flags & (ImGuiWindowFlags_ChildWindow|ImGuiWindowFlags_Tooltip)) || (flags & ImGuiWindowFlags_Popup))
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FocusWindow(window);
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// Popup first latch mouse position, will position itself when it appears next frame
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@ -3394,14 +3417,21 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
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// Position child window
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if (flags & ImGuiWindowFlags_ChildWindow)
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{
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parent_window->DC.ChildWindows.push_back(window);
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if ((flags & ImGuiWindowFlags_ChildWindow) && !(flags & ImGuiWindowFlags_Popup))
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{
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window->Pos = window->PosFloat = parent_window->DC.CursorPos;
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window->SizeFull = size_on_first_use; // NB: argument name 'size_on_first_use' misleading here, it's really just 'size' as provided by user.
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}
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// Position popup
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if ((flags & ImGuiWindowFlags_Popup) != 0 && window_appearing_after_being_hidden && !window_pos_set_by_api)
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if (flags & ImGuiWindowFlags_Menu)
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{
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IM_ASSERT(window_pos_set_by_api);
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ImRect rect_to_avoid = ImRect(parent_window->Pos.x + 4.0f, -FLT_MAX, parent_window->Pos.x + parent_window->Size.x - 4.0f, FLT_MAX); // We want some overlap to convey the relative depth of each popup (here hard-coded to 4)
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window->PosFloat = FindBestWindowPos(window->PosFloat, window->Size, &window->AutoPosLastDirection, rect_to_avoid);
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}
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else if ((flags & ImGuiWindowFlags_Popup) != 0 && window_appearing_after_being_hidden && !window_pos_set_by_api)
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{
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ImRect rect_to_avoid(window->PosFloat.x - 1, window->PosFloat.y - 1, window->PosFloat.x + 1, window->PosFloat.y + 1);
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window->PosFloat = FindBestWindowPos(window->PosFloat, window->Size, &window->AutoPosLastDirection, rect_to_avoid);
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@ -3524,6 +3554,8 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
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window->DrawList->AddRectFilled(window->Pos, window->Pos+window->Size, window->Color(ImGuiCol_ComboBg, bg_alpha), window_rounding);
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else if ((flags & ImGuiWindowFlags_Tooltip) != 0)
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window->DrawList->AddRectFilled(window->Pos, window->Pos+window->Size, window->Color(ImGuiCol_TooltipBg, bg_alpha), window_rounding);
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else if ((flags & ImGuiWindowFlags_Popup) != 0)
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window->DrawList->AddRectFilled(window->Pos, window->Pos+window->Size, window->Color(ImGuiCol_WindowBg, bg_alpha), window_rounding);
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else if ((flags & ImGuiWindowFlags_ChildWindow) != 0)
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window->DrawList->AddRectFilled(window->Pos, window->Pos+window->Size-ImVec2(window->ScrollbarY?style.ScrollbarWidth:0.0f,0.0f), window->Color(ImGuiCol_ChildWindowBg, bg_alpha), window_rounding, window->ScrollbarY ? (1|8) : (0xF));
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else
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@ -3593,6 +3625,18 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
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window->DC.StateStorage = &window->StateStorage;
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window->DC.GroupStack.resize(0);
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window->DC.MenuTotalWidth = 0.0f;
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for (size_t n = 0; n < IM_ARRAYSIZE(window->DC.MenuColumnsCurr); n++)
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{
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if (!window_was_visible)
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window->DC.MenuColumnsNextWidth[n] = 0.0f;
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if (n > 0 && window->DC.MenuColumnsNextWidth[n] > 0.0f)
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window->DC.MenuTotalWidth += style.ItemInnerSpacing.x;
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window->DC.MenuColumnsCurr[n] = window->DC.MenuTotalWidth;
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window->DC.MenuTotalWidth += window->DC.MenuColumnsNextWidth[n];
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window->DC.MenuColumnsNextWidth[n] = 0.0f;
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}
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if (window->AutoFitFrames > 0)
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window->AutoFitFrames--;
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@ -3680,10 +3724,10 @@ void ImGui::End()
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// Pop
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// NB: we don't clear 'window->RootWindow'. The pointer is allowed to live until the next call to Begin().
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CheckStacksSize(window, false);
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g.CurrentWindowStack.pop_back();
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if (window->Flags & ImGuiWindowFlags_Popup)
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g.CurrentPopupStack.pop_back();
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CheckStacksSize(window, false);
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SetCurrentWindow(g.CurrentWindowStack.empty() ? NULL : g.CurrentWindowStack.back());
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}
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@ -7198,9 +7242,10 @@ bool ImGui::Selectable(const char* label, bool selected, const ImVec2& size_arg)
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RenderTextClipped(bb.Min, label, NULL, &label_size, bb_with_spacing.Max);
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// Automatically close popups
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if (pressed && (window->Flags & ImGuiWindowFlags_Popup))
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if (pressed && (window->Flags & ImGuiWindowFlags_Menu))
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CloseAllPopups();
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else if (pressed && (window->Flags & ImGuiWindowFlags_Popup))
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ImGui::CloseCurrentPopup();
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return pressed;
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}
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@ -7311,8 +7356,6 @@ bool ImGui::ListBox(const char* label, int* current_item, bool (*items_getter)(v
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bool ImGui::MenuItem(const char* label, const char* shortcut, bool selected)
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{
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(void)shortcut; // FIXME-MENU: Shortcut are not supported yet. Argument is reserved.
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ImGuiState& g = *GImGui;
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ImGuiWindow* window = GetCurrentWindow();
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if (window->SkipItems)
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@ -7320,16 +7363,28 @@ bool ImGui::MenuItem(const char* label, const char* shortcut, bool selected)
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ImVec2 pos = ImGui::GetCursorScreenPos();
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const ImVec2 label_size = CalcTextSize(label, NULL, true);
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const float symbol_spacing = (float)(int)(g.FontSize * 1.50f + 0.5f);
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const float w = ImMax(label_size.x + symbol_spacing, window->Pos.x + ImGui::GetContentRegionMax().x - window->DC.CursorPos.x); // Feedback to next frame
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const ImVec2 shortcut_size = shortcut ? CalcTextSize(shortcut, NULL) : ImVec2(0.0f, 0.0f);
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window->DC.MenuColumnsNextWidth[0] = ImMax(window->DC.MenuColumnsNextWidth[0], label_size.x + (shortcut_size.x > 0.0f ? g.FontSize : 0.0f)); // Feedback to next frame
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window->DC.MenuColumnsNextWidth[1] = ImMax(window->DC.MenuColumnsNextWidth[1], shortcut_size.x);
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window->DC.MenuColumnsNextWidth[2] = ImMax(window->DC.MenuColumnsNextWidth[2], (float)(int)(g.FontSize * 1.20f + 0.5f));
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const float avail_w = window->Pos.x + ImGui::GetContentRegionMax().x - window->DC.CursorPos.x;
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const float menu_w = window->DC.MenuTotalWidth; // Feedback from previous frame
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const float w = ImMax(avail_w, menu_w);
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const float extra_w = w - menu_w;
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bool pressed = ImGui::Selectable(label, false, ImVec2(w, 0.0f));
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if (selected)
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if (shortcut_size.x > 0.0f)
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{
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pos.x = window->Pos.x + ImGui::GetContentRegionMax().x - g.FontSize;
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RenderCheckMark(pos, window->Color(ImGuiCol_Text));
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ImGui::PushStyleColor(ImGuiCol_Text, g.Style.Colors[ImGuiCol_TextDisabled]);
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RenderText(pos + ImVec2(window->DC.MenuColumnsCurr[1] + extra_w, 0.0f), shortcut, NULL, false);
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ImGui::PopStyleColor();
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}
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if (selected)
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RenderCheckMark(pos + ImVec2(window->DC.MenuColumnsCurr[2] + extra_w, 0.0f), window->Color(ImGuiCol_Text));
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return pressed;
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}
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@ -7344,6 +7399,53 @@ bool ImGui::MenuItem(const char* label, const char* shortcut, bool* p_selected)
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return false;
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}
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// FIXME-WIP: v1.39 in development, API *WILL* change!
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bool ImGui::BeginMenu(const char* label)
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{
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ImGuiState& g = *GImGui;
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ImGuiWindow* window = GetCurrentWindow();
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if (window->SkipItems)
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return false;
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const ImGuiID id = window->GetID(label);
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bool opened = IsPopupOpen(id);
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const ImVec2 pos = ImGui::GetCursorScreenPos();
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const ImVec2 label_size = CalcTextSize(label, NULL, true);
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const float w = window->DC.MenuTotalWidth; // Feedback from next frame
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window->DC.MenuColumnsNextWidth[0] = ImMax(window->DC.MenuColumnsNextWidth[0], label_size.x); // Feedback to next frame
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window->DC.MenuColumnsNextWidth[2] = ImMax(window->DC.MenuColumnsNextWidth[2], (float)(int)(g.FontSize * 1.20f + 0.5f));
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ImGui::Selectable(label, opened, ImVec2(w, 0.0f));
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RenderCollapseTriangle(pos + ImVec2(window->DC.MenuTotalWidth - g.FontSize, 0.0f), false);
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bool hovered = ImGui::IsItemHovered();
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if (!opened && hovered)
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{
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ImGui::OpenPopup(label);
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opened = true;
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}
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else if (opened && !hovered && g.HoveredWindow == window)
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{
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g.OpenedPopupStack.pop_back();
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opened = false;
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}
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if (opened)
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{
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ImGui::SetNextWindowPos(ImVec2(pos.x, pos.y - g.Style.WindowPadding.y), ImGuiSetCond_Always);
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bool popup_opened = BeginPopupEx(label, ImGuiWindowFlags_Menu);
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IM_ASSERT(opened == popup_opened);
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}
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return opened;
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}
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void ImGui::EndMenu()
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{
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ImGui::EndPopup();
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}
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// A little colored square. Return true when clicked.
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bool ImGui::ColorButton(const ImVec4& col, bool small_height, bool outline_border)
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{
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@ -10137,44 +10239,81 @@ void ImGui::ShowTestWindow(bool* opened)
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const char* names[] = { "Bream", "Haddock", "Mackerel", "Pollock", "Tilefish" };
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static bool toggles[] = { true, false, false, false, false };
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if (ImGui::Button("Select.."))
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ImGui::OpenPopup("select");
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ImGui::SameLine();
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ImGui::Text(selected_fish == -1 ? "<None>" : names[selected_fish]);
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if (ImGui::BeginPopup("select"))
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{
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if (ImGui::Button("Select.."))
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ImGui::OpenPopup("select");
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ImGui::SameLine();
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ImGui::Text(selected_fish == -1 ? "<None>" : names[selected_fish]);
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if (ImGui::BeginPopup("select"))
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{
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ImGui::Text("Aquarium");
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ImGui::Separator();
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for (int i = 0; i < IM_ARRAYSIZE(names); i++)
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if (ImGui::Selectable(names[i]))
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selected_fish = i;
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ImGui::EndPopup();
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}
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ImGui::Text("Aquarium");
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ImGui::Separator();
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for (int i = 0; i < IM_ARRAYSIZE(names); i++)
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if (ImGui::Selectable(names[i]))
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selected_fish = i;
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ImGui::EndPopup();
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}
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if (ImGui::Button("Toggle.."))
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ImGui::OpenPopup("toggle");
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if (ImGui::BeginPopup("toggle"))
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{
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if (ImGui::Button("Toggle.."))
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ImGui::OpenPopup("toggle");
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if (ImGui::BeginPopup("toggle"))
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for (int i = 0; i < IM_ARRAYSIZE(names); i++)
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ImGui::MenuItem(names[i], "", &toggles[i]);
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ImGui::Separator();
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ImGui::Text("Tooltip here");
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if (ImGui::IsItemHovered())
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ImGui::SetTooltip("I am a tooltip over a popup");
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if (ImGui::Button("Stacked Popup"))
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ImGui::OpenPopup("another popup");
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if (ImGui::BeginPopup("another popup"))
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{
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for (int i = 0; i < IM_ARRAYSIZE(names); i++)
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ImGui::MenuItem(names[i], "", &toggles[i]);
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ImGui::Separator();
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ImGui::Text("Tooltip here");
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if (ImGui::IsItemHovered())
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ImGui::SetTooltip("I am a tooltip over a popup");
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if (ImGui::Button("Stacked Popup"))
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ImGui::OpenPopup("another popup");
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if (ImGui::BeginPopup("another popup"))
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{
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for (int i = 0; i < IM_ARRAYSIZE(names); i++)
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ImGui::MenuItem(names[i], "", &toggles[i]);
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ImGui::EndPopup();
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}
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ImGui::EndPopup();
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}
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ImGui::EndPopup();
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}
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if (ImGui::Button("Popup Menu.."))
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ImGui::OpenPopup("context menu");
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if (ImGui::BeginPopup("context menu"))
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{
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ImGui::MenuItem("New");
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ImGui::MenuItem("Open", "Ctrl+O");
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if (ImGui::BeginMenu("Open Recent"))
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{
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ImGui::MenuItem("fish_hat.c");
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ImGui::MenuItem("fish_hat.inl");
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ImGui::MenuItem("fish_hat.h");
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if (ImGui::BeginMenu("More.."))
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{
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ImGui::MenuItem("Hello");
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ImGui::MenuItem("Sailor");
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ImGui::EndMenu();
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}
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ImGui::EndMenu();
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}
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ImGui::MenuItem("Save", "Ctrl+S");
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ImGui::MenuItem("Save As..");
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ImGui::Separator();
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if (ImGui::BeginMenu("Options"))
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{
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static bool enabled = true;
|
||||
static float f = 0.5f;
|
||||
ImGui::MenuItem("Enabled", "", &enabled);
|
||||
ImGui::SliderFloat("Value", &f, 0.0f, 1.0f);
|
||||
ImGui::EndMenu();
|
||||
}
|
||||
if (ImGui::BeginMenu("Colors"))
|
||||
{
|
||||
for (int i = 0; i < ImGuiCol_COUNT; i++)
|
||||
ImGui::MenuItem(ImGui::GetStyleColName((ImGuiCol)i));
|
||||
ImGui::EndMenu();
|
||||
}
|
||||
ImGui::MenuItem("Quit", "Alt+F4");
|
||||
ImGui::EndPopup();
|
||||
}
|
||||
|
||||
ImGui::TreePop();
|
||||
|
8
imgui.h
8
imgui.h
@ -360,7 +360,9 @@ namespace ImGui
|
||||
IMGUI_API void ListBoxFooter(); // terminate the scrolling region
|
||||
|
||||
// Widgets: Menus
|
||||
// FIXME-WIP: v1.39 in development, API may change
|
||||
// FIXME-WIP: v1.39 in development, API *WILL* change
|
||||
IMGUI_API bool BeginMenu(const char* label);
|
||||
IMGUI_API void EndMenu();
|
||||
IMGUI_API bool MenuItem(const char* label, const char* shortcut = NULL, bool selected = NULL); // bool enabled = true
|
||||
IMGUI_API bool MenuItem(const char* label, const char* shortcut, bool* p_selected); // bool enabled = true
|
||||
|
||||
@ -458,7 +460,9 @@ enum ImGuiWindowFlags_
|
||||
ImGuiWindowFlags_ChildWindowAutoFitY = 1 << 11, // For internal use by BeginChild()
|
||||
ImGuiWindowFlags_ComboBox = 1 << 12, // For internal use by ComboBox()
|
||||
ImGuiWindowFlags_Tooltip = 1 << 13, // For internal use by BeginTooltip()
|
||||
ImGuiWindowFlags_Popup = 1 << 14 // For internal use by BeginPopup()
|
||||
ImGuiWindowFlags_Popup = 1 << 14, // For internal use by BeginPopup()
|
||||
ImGuiWindowFlags_Menu = 1 << 15 // For internal use by BeginMenu()
|
||||
|
||||
};
|
||||
|
||||
// Flags for ImGui::InputText()
|
||||
|
Loading…
Reference in New Issue
Block a user