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Various fixes related to vertical alignment of text after widget of various sizes. Added demos. Toward #160

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Also fixed LabelText() height.
docking
ocornut 10 years ago
parent 3bd5597cee
commit fd7f50d269
1 changed files with 137 additions and 93 deletions
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230
imgui.cpp
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@ -434,8 +434,8 @@ static void RenderCollapseTriangle(ImVec2 p_min, bool opened, float scal
static void SetFont(ImFont* font);
static bool ItemAdd(const ImGuiAabb& bb, const ImGuiID* id);
static void ItemSize(ImVec2 size);
static void ItemSize(const ImGuiAabb& bb);
static void ItemSize(ImVec2 size, float text_offset_y = 0.0f);
static void ItemSize(const ImGuiAabb& bb, float text_offset_y = 0.0f);
static void PushColumnClipRect(int column_index = -1);
static bool IsClipped(const ImGuiAabb& bb);
@ -910,7 +910,9 @@ struct ImGuiDrawContext
ImVec2 CursorPosPrevLine;
ImVec2 CursorStartPos;
float CurrentLineHeight;
float CurrentLineTextBaseOffset;
float PrevLineHeight;
float PrevLineTextBaseOffset;
float LogLinePosY;
int TreeDepth;
ImGuiID LastItemID;
@ -938,6 +940,7 @@ struct ImGuiDrawContext
{
CursorPos = CursorPosPrevLine = CursorStartPos = ImVec2(0.0f, 0.0f);
CurrentLineHeight = PrevLineHeight = 0.0f;
CurrentLineTextBaseOffset = PrevLineTextBaseOffset = 0.0f;
LogLinePosY = -1.0f;
TreeDepth = 0;
LastItemID = 0;
@ -3069,6 +3072,7 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size, float bg
window->DC.CursorPos = window->DC.CursorStartPos;
window->DC.CursorPosPrevLine = window->DC.CursorPos;
window->DC.CurrentLineHeight = window->DC.PrevLineHeight = 0.0f;
window->DC.CurrentLineTextBaseOffset = window->DC.PrevLineTextBaseOffset = 0.0f;
window->DC.LogLinePosY = window->DC.CursorPos.y - 9999.0f;
window->DC.ChildWindows.resize(0);
window->DC.ItemWidth.resize(0);
@ -3895,18 +3899,18 @@ void ImGui::TextUnformatted(const char* text, const char* text_end)
// We also don't vertically center the text within the line full height, which is unlikely to matter because we are likely the biggest and only item on the line.
const char* line = text;
const float line_height = ImGui::GetTextLineHeight();
const ImVec2 start_pos = window->DC.CursorPos;
const ImVec2 text_pos = window->DC.CursorPos + ImVec2(0.0f, window->DC.CurrentLineTextBaseOffset);
const ImVec4 clip_rect = window->ClipRectStack.back();
ImVec2 text_size(0,0);
if (start_pos.y <= clip_rect.w)
if (text_pos.y <= clip_rect.w)
{
ImVec2 pos = start_pos;
ImVec2 pos = text_pos;
// Lines to skip (can't skip when logging text)
if (!g.LogEnabled)
{
int lines_skippable = (int)((clip_rect.y - start_pos.y) / line_height) - 1;
int lines_skippable = (int)((clip_rect.y - text_pos.y) / line_height) - 1;
if (lines_skippable > 0)
{
int lines_skipped = 0;
@ -3954,9 +3958,10 @@ void ImGui::TextUnformatted(const char* text, const char* text_end)
pos.y += lines_skipped * line_height;
}
text_size.y += (pos - start_pos).y;
text_size.y += (pos - text_pos).y;
}
const ImGuiAabb bb(window->DC.CursorPos, window->DC.CursorPos + text_size);
ImGuiAabb bb(text_pos, text_pos + text_size);
ItemSize(bb);
ItemAdd(bb, NULL);
}
@ -3964,14 +3969,12 @@ void ImGui::TextUnformatted(const char* text, const char* text_end)
{
const float wrap_width = wrap_enabled ? CalcWrapWidthForPos(window->DC.CursorPos, wrap_pos_x) : 0.0f;
const ImVec2 text_size = CalcTextSize(text_begin, text_end, false, wrap_width);
ImVec2 text_pos = window->DC.CursorPos;
// Vertical centering over our line height
// FIXME
const float line_height = ImMax(window->DC.CurrentLineHeight, text_size.y);
text_pos.y += (line_height - text_size.y) * 0.5f;
// Account of baseline offset
ImVec2 text_pos = window->DC.CursorPos;
text_pos.y += window->DC.CurrentLineTextBaseOffset;
ImGuiAabb bb(text_pos, window->DC.CursorPos + text_size);
ImGuiAabb bb(text_pos, text_pos + text_size);
ItemSize(bb.GetSize());
if (!ItemAdd(bb, NULL))
return;
@ -3989,7 +3992,7 @@ void ImGui::AlignFirstTextHeightToWidgets()
return;
// Declare a dummy item size to that upcoming items that are smaller will center-align on the newly expanded line height.
ItemSize(ImVec2(0, window->FontSize() + g.Style.FramePadding.y*2));
ItemSize(ImVec2(0, window->FontSize() + g.Style.FramePadding.y*2), g.Style.FramePadding.y);
ImGui::SameLine(0, 0);
}
@ -4008,15 +4011,15 @@ void ImGui::LabelTextV(const char* label, const char* fmt, va_list args)
const char* value_text_end = value_text_begin + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
const ImVec2 label_size = CalcTextSize(label, NULL, true);
const ImGuiAabb value_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w + style.FramePadding.x*2, label_size.y));
const ImGuiAabb bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w + style.FramePadding.x*2 + (label_size.x > 0.0f ? style.ItemInnerSpacing.x : 0.0f), 0.0f) + label_size);
ItemSize(bb);
const ImGuiAabb value_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w + style.FramePadding.x*2, label_size.y + style.FramePadding.y*2));
const ImGuiAabb bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w + style.FramePadding.x*2 + (label_size.x > 0.0f ? style.ItemInnerSpacing.x : 0.0f), style.FramePadding.y*2) + label_size);
ItemSize(bb, style.FramePadding.y);
if (!ItemAdd(value_bb, NULL))
return;
// Render
RenderTextClipped(value_bb.Min, value_text_begin, value_text_end, NULL, value_bb.Max);
RenderText(ImVec2(value_bb.Max.x + style.ItemInnerSpacing.x, value_bb.Min.y), label);
RenderTextClipped(ImVec2(value_bb.Min.x, value_bb.Min.y + style.FramePadding.y), value_text_begin, value_text_end, NULL, value_bb.Max);
RenderText(ImVec2(value_bb.Max.x + style.ItemInnerSpacing.x, value_bb.Min.y + style.FramePadding.y), label);
}
void ImGui::LabelText(const char* label, const char* fmt, ...)
@ -4108,7 +4111,7 @@ bool ImGui::Button(const char* label, const ImVec2& size_arg, bool repeat_when_h
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 ImGuiAabb bb(window->DC.CursorPos, window->DC.CursorPos + size + style.FramePadding*2.0f);
ItemSize(bb);
ItemSize(bb, style.FramePadding.y);
if (!ItemAdd(bb, &id))
return false;
@ -4137,7 +4140,9 @@ bool ImGui::SmallButton(const char* label)
const ImGuiID id = window->GetID(label);
const ImVec2 label_size = CalcTextSize(label, NULL, true);
const ImGuiAabb bb(window->DC.CursorPos, window->DC.CursorPos + label_size + ImVec2(style.FramePadding.x*2,0));
ImVec2 text_pos = window->DC.CursorPos;
text_pos.y += window->DC.CurrentLineTextBaseOffset;
ImGuiAabb bb(text_pos, text_pos + label_size + ImVec2(style.FramePadding.x*2,0));
ItemSize(bb);
if (!ItemAdd(bb, &id))
return false;
@ -4432,8 +4437,9 @@ bool ImGui::CollapsingHeader(const char* label, const char* str_id, bool display
bb.Max.y += style.FramePadding.y * 2;
}
// FIXME: we don't provide our width so that it doesn't get feed back into AutoFit. Should manage that better so we can still hover without extending ContentsSize
const ImGuiAabb text_bb(bb.Min, bb.Min + ImVec2(window->FontSize() + style.FramePadding.x*2*2,0) + label_size);
ItemSize(ImVec2(text_bb.GetSize().x, bb.GetSize().y)); // NB: we don't provide our width so that it doesn't get feed back into AutoFit
ItemSize(ImVec2(text_bb.GetSize().x, bb.GetSize().y), display_frame ? style.FramePadding.y : 0.0f);
// When logging is enabled, if automatically expand tree nodes (but *NOT* collapsing headers.. seems like sensible behavior).
// NB- If we are above max depth we still allow manually opened nodes to be logged.
@ -4916,7 +4922,7 @@ bool ImGui::SliderFloat(const char* label, float* v, float v_min, float v_max, c
// NB- we don't call ItemSize() yet becausae we may turn into a text edit box below
if (!ItemAdd(frame_bb, &id))
{
ItemSize(bb);
ItemSize(bb, style.FramePadding.y);
return false;
}
@ -4949,7 +4955,7 @@ bool ImGui::SliderFloat(const char* label, float* v, float v_min, float v_max, c
if (start_text_input || (g.ActiveId == id && id == g.SliderAsInputTextId))
return SliderFloatAsInputText(label, v, id, decimal_precision);
ItemSize(bb);
ItemSize(bb, style.FramePadding.y);
// Actual slider behavior + render grab
bool value_changed = SliderBehavior(frame_bb, slider_bb, id, v, v_min, v_max, power, decimal_precision, true);
@ -4980,7 +4986,7 @@ bool ImGui::VSliderFloat(const char* label, const ImVec2& size, float* v, float
const ImGuiAabb slider_bb(frame_bb.Min + style.FramePadding, frame_bb.Max - style.FramePadding);
const ImGuiAabb bb(frame_bb.Min, frame_bb.Max + ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, 0.0f));
ItemSize(bb);
ItemSize(bb, style.FramePadding.y);
if (!ItemAdd(frame_bb, &id))
return false;
@ -5158,7 +5164,7 @@ static void Plot(ImGuiPlotType plot_type, const char* label, float (*values_gett
const ImGuiAabb frame_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(graph_size.x, graph_size.y));
const ImGuiAabb graph_bb(frame_bb.Min + style.FramePadding, frame_bb.Max - style.FramePadding);
const ImGuiAabb bb(frame_bb.Min, frame_bb.Max + ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, 0));
ItemSize(bb);
ItemSize(bb, style.FramePadding.y);
if (!ItemAdd(bb, NULL))
return;
@ -5285,7 +5291,7 @@ bool ImGui::Checkbox(const char* label, bool* v)
const ImVec2 label_size = CalcTextSize(label, NULL, true);
const ImGuiAabb check_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(label_size.y + style.FramePadding.y*2, label_size.y + style.FramePadding.y*2));
ItemSize(check_bb);
ItemSize(check_bb, style.FramePadding.y);
ImGuiAabb total_bb = check_bb;
if (label_size.x > 0)
@ -5293,7 +5299,7 @@ bool ImGui::Checkbox(const char* label, bool* v)
const ImGuiAabb text_bb(window->DC.CursorPos + ImVec2(0,style.FramePadding.y), window->DC.CursorPos + ImVec2(0,style.FramePadding.y) + label_size);
if (label_size.x > 0)
{
ItemSize(ImVec2(text_bb.GetWidth(), check_bb.GetHeight()));
ItemSize(ImVec2(text_bb.GetWidth(), check_bb.GetHeight()), style.FramePadding.y);
total_bb = ImGuiAabb(ImMin(check_bb.Min, text_bb.Min), ImMax(check_bb.Max, text_bb.Max));
}
@ -5343,7 +5349,7 @@ bool ImGui::RadioButton(const char* label, bool active)
const ImVec2 label_size = CalcTextSize(label, NULL, true);
const ImGuiAabb check_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(label_size.y + style.FramePadding.y*2-1, label_size.y + style.FramePadding.y*2-1));
ItemSize(check_bb);
ItemSize(check_bb, style.FramePadding.y);
ImGuiAabb total_bb = check_bb;
if (label_size.x > 0)
@ -5351,7 +5357,7 @@ bool ImGui::RadioButton(const char* label, bool active)
const ImGuiAabb text_bb(window->DC.CursorPos + ImVec2(0, style.FramePadding.y), window->DC.CursorPos + ImVec2(0, style.FramePadding.y) + label_size);
if (label_size.x > 0)
{
ItemSize(ImVec2(text_bb.GetWidth(), check_bb.GetHeight()));
ItemSize(ImVec2(text_bb.GetWidth(), check_bb.GetHeight()), style.FramePadding.y);
total_bb.Add(text_bb);
}
@ -5617,7 +5623,7 @@ bool ImGui::InputFloat(const char* label, float *v, float step, float step_fast,
if (label_size.x > 0)
{
ImGui::SameLine(0, (int)style.ItemInnerSpacing.x);
ItemSize(label_size);
ItemSize(label_size, style.FramePadding.y);
RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, frame_bb.Min.y + style.FramePadding.y), label);
}
@ -5738,7 +5744,7 @@ bool ImGui::InputText(const char* label, char* buf, size_t buf_size, ImGuiInputT
const ImVec2 label_size = CalcTextSize(label, NULL, true);
const ImGuiAabb frame_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w, label_size.y) + style.FramePadding*2.0f);
const ImGuiAabb bb(frame_bb.Min, frame_bb.Max + ImVec2(label_size.x > 0.0f ? (style.ItemInnerSpacing.x + label_size.x) : 0.0f, 0.0f));
ItemSize(bb);
ItemSize(bb, style.FramePadding.y);
if (!ItemAdd(frame_bb, &id))
return false;
@ -6212,7 +6218,7 @@ bool ImGui::Combo(const char* label, int* current_item, bool (*items_getter)(voi
const ImVec2 label_size = CalcTextSize(label, NULL, true);
const ImGuiAabb frame_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w, label_size.y) + style.FramePadding*2.0f);
const ImGuiAabb bb(frame_bb.Min, frame_bb.Max + ImVec2(style.ItemInnerSpacing.x + label_size.x,0));
ItemSize(bb);
ItemSize(bb, style.FramePadding.y);
if (!ItemAdd(frame_bb, &id))
return false;
@ -6403,11 +6409,12 @@ void ImGui::ListBoxFooter()
{
ImGuiWindow* parent_window = GetParentWindow();
const ImGuiAabb bb = parent_window->DC.LastItemAabb;
const ImGuiStyle& style = ImGui::GetStyle();
ImGui::EndChildFrame();
parent_window->DC.CursorPos = bb.Min;
ItemSize(bb);
ItemSize(bb, style.FramePadding.y);
}
bool ImGui::ListBox(const char* label, int* current_item, const char** items, int items_count, int height_items)
@ -6458,7 +6465,7 @@ bool ImGui::ColorButton(const ImVec4& col, bool small_height, bool outline_borde
const ImGuiID id = window->GetID("#colorbutton");
const float square_size = window->FontSize();
const ImGuiAabb bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(square_size + style.FramePadding.x*2, square_size + (small_height ? 0 : style.FramePadding.y*2)));
ItemSize(bb);
ItemSize(bb, small_height ? 0.0f : style.FramePadding.y);
if (!ItemAdd(bb, &id))
return false;
@ -6684,7 +6691,7 @@ void ImGui::Spacing()
}
// Advance cursor given item size.
static void ItemSize(ImVec2 size)
static void ItemSize(ImVec2 size, float text_offset_y)
{
ImGuiState& g = *GImGui;
ImGuiWindow* window = GetCurrentWindow();
@ -6693,18 +6700,20 @@ static void ItemSize(ImVec2 size)
// Always align ourselves on pixel boundaries
const float line_height = ImMax(window->DC.CurrentLineHeight, size.y);
const float text_base_offset = ImMax(window->DC.CurrentLineTextBaseOffset, text_offset_y);
window->DC.CursorPosPrevLine = ImVec2(window->DC.CursorPos.x + size.x, window->DC.CursorPos.y);
window->DC.CursorPos = ImVec2((float)(int)(window->Pos.x + window->DC.ColumnsStartX + window->DC.ColumnsOffsetX), (float)(int)(window->DC.CursorPos.y + line_height + g.Style.ItemSpacing.y));
window->SizeContentsCurrent = ImMax(window->SizeContentsCurrent, ImVec2(window->DC.CursorPosPrevLine.x - window->Pos.x, window->DC.CursorPos.y + window->ScrollY - window->Pos.y));
window->DC.PrevLineHeight = line_height;
window->DC.CurrentLineHeight = 0.0f;
window->DC.PrevLineTextBaseOffset = text_base_offset;
window->DC.CurrentLineHeight = window->DC.CurrentLineTextBaseOffset = 0.0f;
}
static inline void ItemSize(const ImGuiAabb& bb)
static inline void ItemSize(const ImGuiAabb& bb, float text_offset_y)
{
ItemSize(bb.GetSize());
ItemSize(bb.GetSize(), text_offset_y);
}
static bool IsClipped(const ImGuiAabb& bb)
@ -6767,6 +6776,7 @@ void ImGui::SameLine(int column_x, int spacing_w)
y = window->DC.CursorPosPrevLine.y;
}
window->DC.CurrentLineHeight = window->DC.PrevLineHeight;
window->DC.CurrentLineTextBaseOffset = window->DC.PrevLineTextBaseOffset;
window->DC.CursorPos = ImVec2(x, y);
}
@ -6796,6 +6806,7 @@ void ImGui::NextColumn()
window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.ColumnsStartX + window->DC.ColumnsOffsetX);
window->DC.CursorPos.y = window->DC.ColumnsCellMinY;
window->DC.CurrentLineHeight = 0.0f;
window->DC.CurrentLineTextBaseOffset = 0.0f;
PushColumnClipRect();
ImGui::PushItemWidth(ImGui::GetColumnWidth() * 0.65f);
@ -9079,6 +9090,8 @@ void ImGui::ShowTestWindow(bool* opened)
ImGui::Separator();
ImGui::LabelText("label", "Value");
static int item = 1;
ImGui::Combo("combo", &item, "aaaa\0bbbb\0cccc\0dddd\0eeee\0\0");
@ -9189,6 +9202,9 @@ void ImGui::ShowTestWindow(bool* opened)
}
ImGui::PopID();
ImGui::SameLine();
ImGui::Text("Label");
ImGui::Indent();
ImGui::TreePop();
}
@ -9221,66 +9237,94 @@ void ImGui::ShowTestWindow(bool* opened)
ImGui::PlotHistogram("Histogram", arr, IM_ARRAYSIZE(arr), 0, NULL, 0.0f, 1.0f, ImVec2(0,80));
}
if (ImGui::CollapsingHeader("Horizontal Layout"))
if (ImGui::CollapsingHeader("Layout"))
{
// Text
ImGui::Text("Hello");
ImGui::SameLine();
ImGui::Text("World");
if (ImGui::TreeNode("Text Baseline Alignment"))
{
ImGui::TextWrapped("This is testing the vertical alignment that occurs on text to keep it at the same baseline as widgets. Lines only composed of text or \"small\" widgets fit in less vertical spaces than lines with normal widgets.");
// Button
ImGui::AlignFirstTextHeightToWidgets();
ImGui::Text("Normal buttons");
ImGui::SameLine();
if (ImGui::Button("Banana")) printf("Pressed!\n");
ImGui::SameLine();
ImGui::Button("Apple");
ImGui::SameLine();
ImGui::Button("Corniflower");
ImGui::Text("One\nTwo\nThree"); ImGui::SameLine();
ImGui::Text("Hello\nWorld"); ImGui::SameLine();
ImGui::Text("Banana");
// Button
ImGui::Text("Small buttons");
ImGui::SameLine();
ImGui::SmallButton("Like this one");
ImGui::SameLine();
ImGui::Text("can fit within a text block.");
ImGui::Text("Banana"); ImGui::SameLine();
ImGui::Text("Hello\nWorld"); ImGui::SameLine();
ImGui::Text("One\nTwo\nThree");
// Checkbox
static bool c1=false,c2=false,c3=false,c4=false;
ImGui::Checkbox("My", &c1);
ImGui::SameLine();
ImGui::Checkbox("Tailor", &c2);
ImGui::SameLine();
ImGui::Checkbox("Is", &c3);
ImGui::SameLine();
ImGui::Checkbox("Rich", &c4);
// Various
static float f0=1.0f, f1=2.0f, f2=3.0f;
ImGui::PushItemWidth(80);
const char* items[] = { "AAAA", "BBBB", "CCCC", "DDDD" };
static int item = -1;
ImGui::Combo("Combo", &item, items, IM_ARRAYSIZE(items));
ImGui::SameLine();
ImGui::SliderFloat("X", &f0, 0.0f,5.0f);
ImGui::SameLine();
ImGui::SliderFloat("Y", &f1, 0.0f,5.0f);
ImGui::SameLine();
ImGui::SliderFloat("Z", &f2, 0.0f,5.0f);
ImGui::PopItemWidth();
ImGui::Button("HOP"); ImGui::SameLine();
ImGui::Text("Banana"); ImGui::SameLine();
ImGui::Text("Hello\nWorld"); ImGui::SameLine();
ImGui::Text("Banana");
ImGui::Button("HOP"); ImGui::SameLine();
ImGui::Text("Hello\nWorld"); ImGui::SameLine();
ImGui::Text("Banana");
ImGui::PushItemWidth(80);
ImGui::Text("Lists:");
static int selection[4] = { 0, 1, 2, 3 };
for (int i = 0; i < 4; i++)
ImGui::Button("TEST"); ImGui::SameLine();
ImGui::Text("TEST"); ImGui::SameLine();
ImGui::SmallButton("TEST");
ImGui::AlignFirstTextHeightToWidgets(); // If your line starts with text, call this to align it to upcoming widgets.
ImGui::Text("Text aligned to Widget"); ImGui::SameLine();
ImGui::Button("Widget"); ImGui::SameLine();
ImGui::Text("Widget"); ImGui::SameLine();
ImGui::SmallButton("Widget");
ImGui::TreePop();
}
if (ImGui::TreeNode("Horizontal Layout using SameLine()"))
{
if (i > 0) ImGui::SameLine();
ImGui::PushID(i);
ImGui::ListBox("", &selection[i], items, IM_ARRAYSIZE(items));
ImGui::PopID();
//if (ImGui::IsItemHovered()) ImGui::SetTooltip("ListBox %d hovered", i);
// Text
ImGui::Text("Hello");
ImGui::SameLine();
ImGui::TextColored(ImVec4(1,1,0,1), "World");
// Button
ImGui::AlignFirstTextHeightToWidgets();
ImGui::Text("Normal buttons"); ImGui::SameLine();
ImGui::Button("Banana"); ImGui::SameLine();
ImGui::Button("Apple"); ImGui::SameLine();
ImGui::Button("Corniflower");
// Button
ImGui::Text("Small buttons"); ImGui::SameLine();
ImGui::SmallButton("Like this one"); ImGui::SameLine();
ImGui::Text("can fit within a text block.");
// Checkbox
static bool c1=false,c2=false,c3=false,c4=false;
ImGui::Checkbox("My", &c1); ImGui::SameLine();
ImGui::Checkbox("Tailor", &c2); ImGui::SameLine();
ImGui::Checkbox("Is", &c3); ImGui::SameLine();
ImGui::Checkbox("Rich", &c4);
// Various
static float f0=1.0f, f1=2.0f, f2=3.0f;
ImGui::PushItemWidth(80);
const char* items[] = { "AAAA", "BBBB", "CCCC", "DDDD" };
static int item = -1;
ImGui::Combo("Combo", &item, items, IM_ARRAYSIZE(items)); ImGui::SameLine();
ImGui::SliderFloat("X", &f0, 0.0f,5.0f); ImGui::SameLine();
ImGui::SliderFloat("Y", &f1, 0.0f,5.0f); ImGui::SameLine();
ImGui::SliderFloat("Z", &f2, 0.0f,5.0f);
ImGui::PopItemWidth();
ImGui::PushItemWidth(80);
ImGui::Text("Lists:");
static int selection[4] = { 0, 1, 2, 3 };
for (int i = 0; i < 4; i++)
{
if (i > 0) ImGui::SameLine();
ImGui::PushID(i);
ImGui::ListBox("", &selection[i], items, IM_ARRAYSIZE(items));
ImGui::PopID();
//if (ImGui::IsItemHovered()) ImGui::SetTooltip("ListBox %d hovered", i);
}
ImGui::PopItemWidth();
ImGui::TreePop();
}
ImGui::PopItemWidth();
}
if (ImGui::CollapsingHeader("Child regions"))

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