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WIP Menus: tidying up, fixed hovering in parent popup menu item from child popup (individual popups acts as hovering barrier) (#126)

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ocornut 2015-05-18 19:41:02 +01:00
parent 9bdacaf08d
commit 6da8a77fa3
2 changed files with 31 additions and 46 deletions
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75
imgui.cpp
View File

@ -7262,27 +7262,26 @@ static bool SelectableEx(const char* label, bool selected, const ImVec2& size_ar
return false;
const ImGuiStyle& style = g.Style;
const ImGuiID id = window->GetID(label);
const ImVec2 label_size = ImGui::CalcTextSize(label, NULL, true);
const ImVec2 size(size_arg.x != 0.0f ? size_arg.x : label_size.x, size_arg.y != 0.0f ? size_arg.y : label_size.y);
const ImVec2 pos = window->DC.CursorPos;
ImGuiID id = window->GetID(label);
ImVec2 label_size = ImGui::CalcTextSize(label, NULL, true);
ImVec2 size(size_arg.x != 0.0f ? size_arg.x : label_size.x, size_arg.y != 0.0f ? size_arg.y : label_size.y);
ImVec2 pos = window->DC.CursorPos;
ImRect bb(pos, pos + size);
ItemSize(bb);
// Fill horizontal space.
const ImVec2 window_padding = window->WindowPadding();
const float w_draw = ImMax(label_size.x, window->Pos.x + ImGui::GetContentRegionMax().x - window_padding.x - window->DC.CursorPos.x);
const ImVec2 size_draw(size_draw_arg.x != 0.0f ? size_draw_arg.x : w_draw, size_draw_arg.y != 0.0f ? size_draw_arg.y : size.y);
ImVec2 window_padding = window->WindowPadding();
float w_draw = ImMax(label_size.x, window->Pos.x + ImGui::GetContentRegionMax().x - window_padding.x - window->DC.CursorPos.x);
ImVec2 size_draw(size_draw_arg.x != 0.0f ? size_draw_arg.x : w_draw, size_draw_arg.y != 0.0f ? size_draw_arg.y : size.y);
ImRect bb_with_spacing(pos, pos + size_draw);
if (size_draw_arg.x == 0.0f)
bb_with_spacing.Max.x += window_padding.x;
// Selectables are tightly packed together, we extend the box to cover spacing between selectable.
const float spacing_L = (float)(int)(style.ItemSpacing.x * 0.5f);
const float spacing_U = (float)(int)(style.ItemSpacing.y * 0.5f);
const float spacing_R = style.ItemSpacing.x - spacing_L;
const float spacing_D = style.ItemSpacing.y - spacing_U;
float spacing_L = (float)(int)(style.ItemSpacing.x * 0.5f);
float spacing_U = (float)(int)(style.ItemSpacing.y * 0.5f);
float spacing_R = style.ItemSpacing.x - spacing_L;
float spacing_D = style.ItemSpacing.y - spacing_U;
bb_with_spacing.Min.x -= spacing_L;
bb_with_spacing.Min.y -= spacing_U;
bb_with_spacing.Max.x += spacing_R;
@ -7291,7 +7290,7 @@ static bool SelectableEx(const char* label, bool selected, const ImVec2& size_ar
return false;
bool hovered, held;
bool pressed = ButtonBehavior(bb_with_spacing, id, &hovered, &held, true, menu_item ? (ImGuiButtonFlags_PressedOnClick | ImGuiButtonFlags_FlattenChilds) : 0);
bool pressed = ButtonBehavior(bb_with_spacing, id, &hovered, &held, true, menu_item ? ImGuiButtonFlags_PressedOnClick : 0);
// Render
if (hovered || selected)
@ -7299,8 +7298,6 @@ static bool SelectableEx(const char* label, bool selected, const ImVec2& size_ar
const ImU32 col = window->Color((held && hovered) ? ImGuiCol_HeaderActive : hovered ? ImGuiCol_HeaderHovered : ImGuiCol_Header);
RenderFrame(bb_with_spacing.Min, bb_with_spacing.Max, col, false, style.FrameRounding);
}
//const ImVec2 off = ImVec2(ImMax(0.0f, size.x - text_size.x) * 0.5f, ImMax(0.0f, size.y - text_size.y) * 0.5f);
RenderTextClipped(bb.Min, label, NULL, &label_size, bb_with_spacing.Max);
// Automatically close popups
@ -7342,9 +7339,9 @@ bool ImGui::ListBoxHeader(const char* label, const ImVec2& size_arg)
ImVec2 size;
size.x = (size_arg.x != 0.0f) ? (size_arg.x) : ImGui::CalcItemWidth() + style.FramePadding.x * 2.0f;
size.y = (size_arg.y != 0.0f) ? (size_arg.y) : ImGui::GetTextLineHeightWithSpacing() * 7.4f + style.ItemSpacing.y;
const ImVec2 frame_size = ImVec2(size.x, ImMax(size.y, label_size.y));
const ImRect frame_bb(window->DC.CursorPos, window->DC.CursorPos + frame_size);
const ImRect bb(frame_bb.Min, frame_bb.Max + ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, 0.0f));
ImVec2 frame_size = ImVec2(size.x, ImMax(size.y, label_size.y));
ImRect frame_bb(window->DC.CursorPos, window->DC.CursorPos + frame_size);
ImRect bb(frame_bb.Min, frame_bb.Max + ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, 0.0f));
window->DC.LastItemRect = bb;
ImGui::BeginGroup();
@ -7437,7 +7434,6 @@ bool ImGui::MenuItem(const char* label, const char* shortcut, bool selected)
float extra_w = ImMax(0.0f, window->Pos.x + ImGui::GetContentRegionMax().x - pos.x - w);
bool pressed = SelectableEx(label, false, ImVec2(w, 0.0f), ImVec2(0.0f, 0.0f), true);
if (shortcut_size.x > 0.0f)
{
ImGui::PushStyleColor(ImGuiCol_Text, g.Style.Colors[ImGuiCol_TextDisabled]);
@ -7501,15 +7497,13 @@ bool ImGui::BeginMenu(const char* label)
const ImGuiStyle& style = g.Style;
const ImGuiID id = window->GetID(label);
ImVec2 pos;
ImVec2 popup_pos;
ImVec2 pos, popup_pos, backup_pos = window->DC.CursorPos;
ImVec2 label_size = CalcTextSize(label, NULL, true);
ImVec2 backup_pos = window->DC.CursorPos;
ImGuiWindow* backed_focused_window = g.FocusedWindow;
bool pressed;
bool opened = IsPopupOpen(id);
bool menuset_opened = (g.OpenedPopupStack.size() > g.CurrentPopupStack.size() && g.OpenedPopupStack[g.CurrentPopupStack.size()].ParentMenuSet == window->GetID("##menus"));
bool menuset_opened = !(window->Flags & ImGuiWindowFlags_Popup) && (g.OpenedPopupStack.size() > g.CurrentPopupStack.size() && g.OpenedPopupStack[g.CurrentPopupStack.size()].ParentMenuSet == window->GetID("##menus"));
if (menuset_opened)
g.FocusedWindow = window;
@ -7539,31 +7533,22 @@ bool ImGui::BeginMenu(const char* label)
if (menuset_opened)
g.FocusedWindow = backed_focused_window;
bool want_open = false;
if (window->Flags & (ImGuiWindowFlags_Popup|ImGuiWindowFlags_ChildMenu))
want_open = (!opened && hovered);
else if (pressed && menuset_opened)
{
if (!opened && hovered)
{
ImGui::OpenPopup(label);
opened = true;
}
}
else
{
if (menuset_opened && pressed)
{
ClosePopup(label);
opened = pressed = false;
}
else if (menuset_opened)
pressed |= hovered;
else
pressed |= (hovered && !g.OpenedPopupStack.empty() && g.OpenedPopupStack.back().PopupID != id && g.OpenedPopupStack.back().ParentWindow == window);
if (pressed)
{
ImGui::OpenPopup(label); // FIXME-MENUS: toggle
opened = true;
}
ClosePopup(label); // click again to toggle
want_open = opened = false;
}
else if (pressed)
want_open = true;
else if (hovered && menuset_opened)
want_open = true;
opened |= want_open;
if (want_open)
ImGui::OpenPopup(label);
if (opened)
{

2
imgui.h
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@ -232,7 +232,7 @@ namespace ImGui
IMGUI_API void EndTooltip();
// Popup
IMGUI_API void OpenPopup(const char* str_id); // mark popup as open. will close when user click outside, or activate menu items, or CloseCurrentPopup() is called within a BeginPopup/EndPopup block.
IMGUI_API void OpenPopup(const char* str_id); // mark popup as open. close childs popups if any. will close popup when user click outside, or activate menu items, or CloseCurrentPopup() is called within a BeginPopup/EndPopup block.
IMGUI_API bool BeginPopup(const char* str_id); // return true if popup if opened and start outputting to it. only call EndPopup() if BeginPopup() returned true!
IMGUI_API void EndPopup();
IMGUI_API void CloseCurrentPopup();