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Merge branch 'master' into docking

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# Conflicts:
#	imgui.cpp
docking
ocornut 3 years ago
parent 06e4f4e370 657073a650
commit c1b70e0391
5 changed files with 64 additions and 37 deletions
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4
docs/CHANGELOG.txt
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@ -131,6 +131,7 @@ Other Changes:
- InputText: made double-click select word, triple-line select line. Word delimitation logic differs - InputText: made double-click select word, triple-line select line. Word delimitation logic differs
slightly from the one used by CTRL+arrows. (#2244) slightly from the one used by CTRL+arrows. (#2244)
- InputText: fixed ReadOnly flag preventing callbacks from receiving the text buffer. (#4762) [@actondev] - InputText: fixed ReadOnly flag preventing callbacks from receiving the text buffer. (#4762) [@actondev]
- Separator: fixed cover all columns while called inside a table. (#4787)
- Clipper: currently focused item is automatically included in clipper range. - Clipper: currently focused item is automatically included in clipper range.
Fixes issue where e.g. drag and dropping an item and scrolling ensure the item source location is Fixes issue where e.g. drag and dropping an item and scrolling ensure the item source location is
still submitted. (#3841, #1725) [@GamingMinds-DanielC, @ocornut] still submitted. (#3841, #1725) [@GamingMinds-DanielC, @ocornut]
@ -140,6 +141,9 @@ Other Changes:
by the clipper to display. (#3841) by the clipper to display. (#3841)
- Clipper: fixed content height declaration slightly mismatching the value of when not using a clipper. - Clipper: fixed content height declaration slightly mismatching the value of when not using a clipper.
(an additional ItemSpacing.y was declared, affecting scrollbar range). (an additional ItemSpacing.y was declared, affecting scrollbar range).
- Clipper: various and incomplete changes to tame down scrolling and precision issues on very large ranges.
Passing an explicit height to the clipper now allows larger ranges. (#3609, #3962).
- Clipper: fixed invalid state when number of frozen table row is smaller than ItemCount.
- Drag and Drop: BeginDragDropSource() with ImGuiDragDropFlags_SourceAllowNullID doesn't lose - Drag and Drop: BeginDragDropSource() with ImGuiDragDropFlags_SourceAllowNullID doesn't lose
tooltip when scrolling. (#143) tooltip when scrolling. (#143)
- Metrics: Added a node showing windows in submission order and showing the Begin() stack. - Metrics: Added a node showing windows in submission order and showing the Begin() stack.

54
imgui.cpp
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@ -2383,8 +2383,9 @@ static void ImGuiListClipper_SeekCursorAndSetupPrevLine(float pos_y, float line_
static void ImGuiListClipper_SeekCursorForItem(ImGuiListClipper* clipper, int item_n) static void ImGuiListClipper_SeekCursorForItem(ImGuiListClipper* clipper, int item_n)
{ {
// StartPosY starts from ItemsFrozen hence the subtraction // StartPosY starts from ItemsFrozen hence the subtraction
// Perform the add and multiply with double to allow seeking through larger ranges
ImGuiListClipperData* data = (ImGuiListClipperData*)clipper->TempData; ImGuiListClipperData* data = (ImGuiListClipperData*)clipper->TempData;
float pos_y = clipper->StartPosY + (item_n - data->ItemsFrozen) * clipper->ItemsHeight; float pos_y = (float)((double)clipper->StartPosY + data->LossynessOffset + (double)(item_n - data->ItemsFrozen) * clipper->ItemsHeight);
ImGuiListClipper_SeekCursorAndSetupPrevLine(pos_y, clipper->ItemsHeight); ImGuiListClipper_SeekCursorAndSetupPrevLine(pos_y, clipper->ItemsHeight);
} }
@ -2422,6 +2423,7 @@ void ImGuiListClipper::Begin(int items_count, float items_height)
g.ClipperTempData.resize(g.ClipperTempDataStacked, ImGuiListClipperData()); g.ClipperTempData.resize(g.ClipperTempDataStacked, ImGuiListClipperData());
ImGuiListClipperData* data = &g.ClipperTempData[g.ClipperTempDataStacked - 1]; ImGuiListClipperData* data = &g.ClipperTempData[g.ClipperTempDataStacked - 1];
data->Reset(this); data->Reset(this);
data->LossynessOffset = window->DC.CursorStartPosLossyness.y;
TempData = data; TempData = data;
} }
@ -2468,10 +2470,7 @@ bool ImGuiListClipper::Step()
// No items // No items
if (ItemsCount == 0 || GetSkipItemForListClipping()) if (ItemsCount == 0 || GetSkipItemForListClipping())
{ return (void)End(), false;
End();
return false;
}
// While we are in frozen row state, keep displaying items one by one, unclipped // While we are in frozen row state, keep displaying items one by one, unclipped
// FIXME: Could be stored as a table-agnostic state. // FIXME: Could be stored as a table-agnostic state.
@ -2479,6 +2478,8 @@ bool ImGuiListClipper::Step()
{ {
DisplayStart = data->ItemsFrozen; DisplayStart = data->ItemsFrozen;
DisplayEnd = data->ItemsFrozen + 1; DisplayEnd = data->ItemsFrozen + 1;
if (DisplayStart >= ItemsCount)
return (void)End(), false;
data->ItemsFrozen++; data->ItemsFrozen++;
return true; return true;
} }
@ -2494,6 +2495,8 @@ bool ImGuiListClipper::Step()
data->Ranges.push_front(ImGuiListClipperRange::FromIndices(data->ItemsFrozen, data->ItemsFrozen + 1)); data->Ranges.push_front(ImGuiListClipperRange::FromIndices(data->ItemsFrozen, data->ItemsFrozen + 1));
DisplayStart = ImMax(data->Ranges[0].Min, data->ItemsFrozen); DisplayStart = ImMax(data->Ranges[0].Min, data->ItemsFrozen);
DisplayEnd = ImMin(data->Ranges[0].Max, ItemsCount); DisplayEnd = ImMin(data->Ranges[0].Max, ItemsCount);
if (DisplayStart == DisplayEnd)
return (void)End(), false;
data->StepNo = 1; data->StepNo = 1;
return true; return true;
} }
@ -2505,16 +2508,13 @@ bool ImGuiListClipper::Step()
{ {
IM_ASSERT(data->StepNo == 1); IM_ASSERT(data->StepNo == 1);
if (table) if (table)
{ IM_ASSERT(table->RowPosY1 == StartPosY && table->RowPosY2 == window->DC.CursorPos.y);
const float pos_y1 = table->RowPosY1; // Using RowPosY1 instead of StartPosY to handle clipper straddling the frozen row
const float pos_y2 = table->RowPosY2; // Using RowPosY2 instead of CursorPos.y to take account of tallest cell. ItemsHeight = (window->DC.CursorPos.y - StartPosY) / (float)(DisplayEnd - DisplayStart);
ItemsHeight = pos_y2 - pos_y1; bool affected_by_floating_point_precision = ImIsFloatAboveGuaranteedIntegerPrecision(StartPosY) || ImIsFloatAboveGuaranteedIntegerPrecision(window->DC.CursorPos.y);
window->DC.CursorPos.y = pos_y2; if (affected_by_floating_point_precision)
} ItemsHeight = window->DC.PrevLineSize.y + g.Style.ItemSpacing.y; // FIXME: Technically wouldn't allow multi-line entries.
else
{
ItemsHeight = (window->DC.CursorPos.y - StartPosY) / (float)(DisplayEnd - DisplayStart);
}
IM_ASSERT(ItemsHeight > 0.0f && "Unable to calculate item height! First item hasn't moved the cursor vertically!"); IM_ASSERT(ItemsHeight > 0.0f && "Unable to calculate item height! First item hasn't moved the cursor vertically!");
calc_clipping = true; // If item height had to be calculated, calculate clipping afterwards. calc_clipping = true; // If item height had to be calculated, calculate clipping afterwards.
} }
@ -2555,8 +2555,10 @@ bool ImGuiListClipper::Step()
for (int i = 0; i < data->Ranges.Size; i++) for (int i = 0; i < data->Ranges.Size; i++)
if (data->Ranges[i].PosToIndexConvert) if (data->Ranges[i].PosToIndexConvert)
{ {
data->Ranges[i].Min = ImClamp(already_submitted + (int)ImFloor((data->Ranges[i].Min - window->DC.CursorPos.y) / ItemsHeight) + data->Ranges[i].PosToIndexOffsetMin, already_submitted, ItemsCount - 1); int m1 = (int)(((double)data->Ranges[i].Min - window->DC.CursorPos.y - data->LossynessOffset) / ItemsHeight);
data->Ranges[i].Max = ImClamp(already_submitted + (int)ImCeil((data->Ranges[i].Max - window->DC.CursorPos.y) / ItemsHeight) + 0 + data->Ranges[i].PosToIndexOffsetMax, data->Ranges[i].Min + 1, ItemsCount); int m2 = (int)((((double)data->Ranges[i].Max - window->DC.CursorPos.y - data->LossynessOffset) / ItemsHeight) + 0.999999f);
data->Ranges[i].Min = ImClamp(already_submitted + m1 + data->Ranges[i].PosToIndexOffsetMin, already_submitted, ItemsCount - 1);
data->Ranges[i].Max = ImClamp(already_submitted + m2 + data->Ranges[i].PosToIndexOffsetMax, data->Ranges[i].Min + 1, ItemsCount);
data->Ranges[i].PosToIndexConvert = false; data->Ranges[i].PosToIndexConvert = false;
} }
ImGuiListClipper_SortAndFuseRanges(data->Ranges, data->StepNo); ImGuiListClipper_SortAndFuseRanges(data->Ranges, data->StepNo);
@ -4635,13 +4637,13 @@ static void ImGui::RenderDimmedBackgroundBehindWindow(ImGuiWindow* window, ImU32
// Draw behind window by moving the draw command at the FRONT of the draw list // Draw behind window by moving the draw command at the FRONT of the draw list
{ {
ImDrawList* draw_list = window->RootWindowDockTree->DrawList; ImDrawList* draw_list = window->RootWindowDockTree->DrawList;
draw_list->AddDrawCmd();
draw_list->PushClipRect(viewport_rect.Min - ImVec2(1, 1), viewport_rect.Max + ImVec2(1, 1), false); // Ensure ImDrawCmd are not merged draw_list->PushClipRect(viewport_rect.Min - ImVec2(1, 1), viewport_rect.Max + ImVec2(1, 1), false); // Ensure ImDrawCmd are not merged
draw_list->AddRectFilled(viewport_rect.Min, viewport_rect.Max, col); draw_list->AddRectFilled(viewport_rect.Min, viewport_rect.Max, col);
ImDrawCmd cmd = draw_list->CmdBuffer.back(); ImDrawCmd cmd = draw_list->CmdBuffer.back();
IM_ASSERT(cmd.ElemCount == 6); IM_ASSERT(cmd.ElemCount == 6);
draw_list->CmdBuffer.pop_back(); draw_list->CmdBuffer.pop_back();
draw_list->CmdBuffer.push_front(cmd); draw_list->CmdBuffer.push_front(cmd);
draw_list->PopClipRect();
} }
// Draw over sibling docking nodes in a same docking tree // Draw over sibling docking nodes in a same docking tree
@ -4826,6 +4828,10 @@ void ImGui::Render()
AddDrawListToDrawData(&viewport->DrawDataBuilder.Layers[0], GetBackgroundDrawList(viewport)); AddDrawListToDrawData(&viewport->DrawDataBuilder.Layers[0], GetBackgroundDrawList(viewport));
} }
// Draw modal/window whitening backgrounds
if (first_render_of_frame)
RenderDimmedBackgrounds();
// Add ImDrawList to render // Add ImDrawList to render
ImGuiWindow* windows_to_render_top_most[2]; ImGuiWindow* windows_to_render_top_most[2];
windows_to_render_top_most[0] = (g.NavWindowingTarget && !(g.NavWindowingTarget->Flags & ImGuiWindowFlags_NoBringToFrontOnFocus)) ? g.NavWindowingTarget->RootWindowDockTree : NULL; windows_to_render_top_most[0] = (g.NavWindowingTarget && !(g.NavWindowingTarget->Flags & ImGuiWindowFlags_NoBringToFrontOnFocus)) ? g.NavWindowingTarget->RootWindowDockTree : NULL;
@ -4841,10 +4847,6 @@ void ImGui::Render()
if (windows_to_render_top_most[n] && IsWindowActiveAndVisible(windows_to_render_top_most[n])) // NavWindowingTarget is always temporarily displayed as the top-most window if (windows_to_render_top_most[n] && IsWindowActiveAndVisible(windows_to_render_top_most[n])) // NavWindowingTarget is always temporarily displayed as the top-most window
AddRootWindowToDrawData(windows_to_render_top_most[n]); AddRootWindowToDrawData(windows_to_render_top_most[n]);
// Draw modal/window whitening backgrounds
if (first_render_of_frame)
RenderDimmedBackgrounds();
ImVec2 mouse_cursor_offset, mouse_cursor_size, mouse_cursor_uv[4]; ImVec2 mouse_cursor_offset, mouse_cursor_size, mouse_cursor_uv[4];
if (g.IO.MouseDrawCursor && g.MouseCursor != ImGuiMouseCursor_None) if (g.IO.MouseDrawCursor && g.MouseCursor != ImGuiMouseCursor_None)
g.IO.Fonts->GetMouseCursorTexData(g.MouseCursor, &mouse_cursor_offset, &mouse_cursor_size, &mouse_cursor_uv[0], &mouse_cursor_uv[2]); g.IO.Fonts->GetMouseCursorTexData(g.MouseCursor, &mouse_cursor_offset, &mouse_cursor_size, &mouse_cursor_uv[0], &mouse_cursor_uv[2]);
@ -6814,7 +6816,13 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
window->DC.Indent.x = 0.0f + window->WindowPadding.x - window->Scroll.x; window->DC.Indent.x = 0.0f + window->WindowPadding.x - window->Scroll.x;
window->DC.GroupOffset.x = 0.0f; window->DC.GroupOffset.x = 0.0f;
window->DC.ColumnsOffset.x = 0.0f; window->DC.ColumnsOffset.x = 0.0f;
window->DC.CursorStartPos = window->Pos + ImVec2(window->DC.Indent.x + window->DC.ColumnsOffset.x, decoration_up_height + window->WindowPadding.y - window->Scroll.y);
// Record the loss of precision of CursorStartPos which can happen due to really large scrolling amount.
// This is used by clipper to compensate and fix the most common use case of large scroll area. Easy and cheap, next best thing compared to switching everything to double or ImU64.
double start_pos_highp_x = (double)window->Pos.x + window->WindowPadding.x - (double)window->Scroll.x + window->DC.ColumnsOffset.x;
double start_pos_highp_y = (double)window->Pos.y + window->WindowPadding.y - (double)window->Scroll.y + decoration_up_height;
window->DC.CursorStartPos = ImVec2((float)start_pos_highp_x, (float)start_pos_highp_y);
window->DC.CursorStartPosLossyness = ImVec2((float)(start_pos_highp_x - window->DC.CursorStartPos.x), (float)(start_pos_highp_y - window->DC.CursorStartPos.y));
window->DC.CursorPos = window->DC.CursorStartPos; window->DC.CursorPos = window->DC.CursorStartPos;
window->DC.CursorPosPrevLine = window->DC.CursorPos; window->DC.CursorPosPrevLine = window->DC.CursorPos;
window->DC.CursorMaxPos = window->DC.CursorStartPos; window->DC.CursorMaxPos = window->DC.CursorStartPos;

2
imgui.h
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@ -65,7 +65,7 @@ Index of this file:
// Version // Version
// (Integer encoded as XYYZZ for use in #if preprocessor conditionals. Work in progress versions typically starts at XYY99 then bounce up to XYY00, XYY01 etc. when release tagging happens) // (Integer encoded as XYYZZ for use in #if preprocessor conditionals. Work in progress versions typically starts at XYY99 then bounce up to XYY00, XYY01 etc. when release tagging happens)
#define IMGUI_VERSION "1.86 WIP" #define IMGUI_VERSION "1.86 WIP"
#define IMGUI_VERSION_NUM 18514 #define IMGUI_VERSION_NUM 18516
#define IMGUI_CHECKVERSION() ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert), sizeof(ImDrawIdx)) #define IMGUI_CHECKVERSION() ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert), sizeof(ImDrawIdx))
#define IMGUI_HAS_TABLE #define IMGUI_HAS_TABLE
#define IMGUI_HAS_VIEWPORT // Viewport WIP branch #define IMGUI_HAS_VIEWPORT // Viewport WIP branch

5
imgui_internal.h
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@ -460,6 +460,7 @@ static inline float ImDot(const ImVec2& a, const ImVec2& b)
static inline ImVec2 ImRotate(const ImVec2& v, float cos_a, float sin_a) { return ImVec2(v.x * cos_a - v.y * sin_a, v.x * sin_a + v.y * cos_a); } static inline ImVec2 ImRotate(const ImVec2& v, float cos_a, float sin_a) { return ImVec2(v.x * cos_a - v.y * sin_a, v.x * sin_a + v.y * cos_a); }
static inline float ImLinearSweep(float current, float target, float speed) { if (current < target) return ImMin(current + speed, target); if (current > target) return ImMax(current - speed, target); return current; } static inline float ImLinearSweep(float current, float target, float speed) { if (current < target) return ImMin(current + speed, target); if (current > target) return ImMax(current - speed, target); return current; }
static inline ImVec2 ImMul(const ImVec2& lhs, const ImVec2& rhs) { return ImVec2(lhs.x * rhs.x, lhs.y * rhs.y); } static inline ImVec2 ImMul(const ImVec2& lhs, const ImVec2& rhs) { return ImVec2(lhs.x * rhs.x, lhs.y * rhs.y); }
static inline bool ImIsFloatAboveGuaranteedIntegerPrecision(float f) { return f <= -16777216 || f >= 16777216; }
IM_MSVC_RUNTIME_CHECKS_RESTORE IM_MSVC_RUNTIME_CHECKS_RESTORE
// Helpers: Geometry // Helpers: Geometry
@ -1210,6 +1211,7 @@ struct ImGuiListClipperRange
struct ImGuiListClipperData struct ImGuiListClipperData
{ {
ImGuiListClipper* ListClipper; ImGuiListClipper* ListClipper;
float LossynessOffset;
int StepNo; int StepNo;
int ItemsFrozen; int ItemsFrozen;
ImVector<ImGuiListClipperRange> Ranges; ImVector<ImGuiListClipperRange> Ranges;
@ -2114,6 +2116,7 @@ struct IMGUI_API ImGuiWindowTempData
ImVec1 Indent; // Indentation / start position from left of window (increased by TreePush/TreePop, etc.) ImVec1 Indent; // Indentation / start position from left of window (increased by TreePush/TreePop, etc.)
ImVec1 ColumnsOffset; // 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. ImVec1 ColumnsOffset; // 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.
ImVec1 GroupOffset; ImVec1 GroupOffset;
ImVec2 CursorStartPosLossyness;// Record the loss of precision of CursorStartPos due to really large scrolling amount. This is used by clipper to compensentate and fix the most common use case of large scroll area.
// Keyboard/Gamepad navigation // Keyboard/Gamepad navigation
ImGuiNavLayer NavLayerCurrent; // Current layer, 0..31 (we currently only use 0..1) ImGuiNavLayer NavLayerCurrent; // Current layer, 0..31 (we currently only use 0..1)
@ -2995,7 +2998,7 @@ namespace ImGui
IMGUI_API bool CollapseButton(ImGuiID id, const ImVec2& pos, ImGuiDockNode* dock_node); IMGUI_API bool CollapseButton(ImGuiID id, const ImVec2& pos, ImGuiDockNode* dock_node);
IMGUI_API bool ArrowButtonEx(const char* str_id, ImGuiDir dir, ImVec2 size_arg, ImGuiButtonFlags flags = 0); IMGUI_API bool ArrowButtonEx(const char* str_id, ImGuiDir dir, ImVec2 size_arg, ImGuiButtonFlags flags = 0);
IMGUI_API void Scrollbar(ImGuiAxis axis); IMGUI_API void Scrollbar(ImGuiAxis axis);
IMGUI_API bool ScrollbarEx(const ImRect& bb, ImGuiID id, ImGuiAxis axis, float* p_scroll_v, float avail_v, float contents_v, ImDrawFlags flags); IMGUI_API bool ScrollbarEx(const ImRect& bb, ImGuiID id, ImGuiAxis axis, ImS64* p_scroll_v, ImS64 avail_v, ImS64 contents_v, ImDrawFlags flags);
IMGUI_API bool ImageButtonEx(ImGuiID id, ImTextureID texture_id, const ImVec2& size, const ImVec2& uv0, const ImVec2& uv1, const ImVec2& padding, const ImVec4& bg_col, const ImVec4& tint_col); IMGUI_API bool ImageButtonEx(ImGuiID id, ImTextureID texture_id, const ImVec2& size, const ImVec2& uv0, const ImVec2& uv1, const ImVec2& padding, const ImVec4& bg_col, const ImVec4& tint_col);
IMGUI_API ImRect GetWindowScrollbarRect(ImGuiWindow* window, ImGuiAxis axis); IMGUI_API ImRect GetWindowScrollbarRect(ImGuiWindow* window, ImGuiAxis axis);
IMGUI_API ImGuiID GetWindowScrollbarID(ImGuiWindow* window, ImGuiAxis axis); IMGUI_API ImGuiID GetWindowScrollbarID(ImGuiWindow* window, ImGuiAxis axis);

36
imgui_widgets.cpp
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@ -902,7 +902,9 @@ void ImGui::Scrollbar(ImGuiAxis axis)
} }
float size_avail = window->InnerRect.Max[axis] - window->InnerRect.Min[axis]; float size_avail = window->InnerRect.Max[axis] - window->InnerRect.Min[axis];
float size_contents = window->ContentSize[axis] + window->WindowPadding[axis] * 2.0f; float size_contents = window->ContentSize[axis] + window->WindowPadding[axis] * 2.0f;
ScrollbarEx(bb, id, axis, &window->Scroll[axis], size_avail, size_contents, rounding_corners); ImS64 scroll = (ImS64)window->Scroll[axis];
ScrollbarEx(bb, id, axis, &scroll, (ImS64)size_avail, (ImS64)size_contents, rounding_corners);
window->Scroll[axis] = (float)scroll;
} }
// Vertical/Horizontal scrollbar // Vertical/Horizontal scrollbar
@ -911,7 +913,7 @@ void ImGui::Scrollbar(ImGuiAxis axis)
// - We store values as normalized ratio and in a form that allows the window content to change while we are holding on a scrollbar // - We store values as normalized ratio and in a form that allows the window content to change while we are holding on a scrollbar
// - We handle both horizontal and vertical scrollbars, which makes the terminology not ideal. // - We handle both horizontal and vertical scrollbars, which makes the terminology not ideal.
// Still, the code should probably be made simpler.. // Still, the code should probably be made simpler..
bool ImGui::ScrollbarEx(const ImRect& bb_frame, ImGuiID id, ImGuiAxis axis, float* p_scroll_v, float size_avail_v, float size_contents_v, ImDrawFlags flags) bool ImGui::ScrollbarEx(const ImRect& bb_frame, ImGuiID id, ImGuiAxis axis, ImS64* p_scroll_v, ImS64 size_avail_v, ImS64 size_contents_v, ImDrawFlags flags)
{ {
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
ImGuiWindow* window = g.CurrentWindow; ImGuiWindow* window = g.CurrentWindow;
@ -942,8 +944,8 @@ bool ImGui::ScrollbarEx(const ImRect& bb_frame, ImGuiID id, ImGuiAxis axis, floa
// Calculate the height of our grabbable box. It generally represent the amount visible (vs the total scrollable amount) // Calculate the height of our grabbable box. It generally represent the amount visible (vs the total scrollable amount)
// But we maintain a minimum size in pixel to allow for the user to still aim inside. // But we maintain a minimum size in pixel to allow for the user to still aim inside.
IM_ASSERT(ImMax(size_contents_v, size_avail_v) > 0.0f); // Adding this assert to check if the ImMax(XXX,1.0f) is still needed. PLEASE CONTACT ME if this triggers. IM_ASSERT(ImMax(size_contents_v, size_avail_v) > 0.0f); // Adding this assert to check if the ImMax(XXX,1.0f) is still needed. PLEASE CONTACT ME if this triggers.
const float win_size_v = ImMax(ImMax(size_contents_v, size_avail_v), 1.0f); const ImS64 win_size_v = ImMax(ImMax(size_contents_v, size_avail_v), (ImS64)1);
const float grab_h_pixels = ImClamp(scrollbar_size_v * (size_avail_v / win_size_v), style.GrabMinSize, scrollbar_size_v); const float grab_h_pixels = ImClamp(scrollbar_size_v * ((float)size_avail_v / (float)win_size_v), style.GrabMinSize, scrollbar_size_v);
const float grab_h_norm = grab_h_pixels / scrollbar_size_v; const float grab_h_norm = grab_h_pixels / scrollbar_size_v;
// Handle input right away. None of the code of Begin() is relying on scrolling position before calling Scrollbar(). // Handle input right away. None of the code of Begin() is relying on scrolling position before calling Scrollbar().
@ -951,13 +953,13 @@ bool ImGui::ScrollbarEx(const ImRect& bb_frame, ImGuiID id, ImGuiAxis axis, floa
bool hovered = false; bool hovered = false;
ButtonBehavior(bb, id, &hovered, &held, ImGuiButtonFlags_NoNavFocus); ButtonBehavior(bb, id, &hovered, &held, ImGuiButtonFlags_NoNavFocus);
float scroll_max = ImMax(1.0f, size_contents_v - size_avail_v); const ImS64 scroll_max = ImMax((ImS64)1, size_contents_v - size_avail_v);
float scroll_ratio = ImSaturate(*p_scroll_v / scroll_max); float scroll_ratio = ImSaturate((float)*p_scroll_v / (float)scroll_max);
float grab_v_norm = scroll_ratio * (scrollbar_size_v - grab_h_pixels) / scrollbar_size_v; // Grab position in normalized space float grab_v_norm = scroll_ratio * (scrollbar_size_v - grab_h_pixels) / scrollbar_size_v; // Grab position in normalized space
if (held && allow_interaction && grab_h_norm < 1.0f) if (held && allow_interaction && grab_h_norm < 1.0f)
{ {
float scrollbar_pos_v = bb.Min[axis]; const float scrollbar_pos_v = bb.Min[axis];
float mouse_pos_v = g.IO.MousePos[axis]; const float mouse_pos_v = g.IO.MousePos[axis];
// Click position in scrollbar normalized space (0.0f->1.0f) // Click position in scrollbar normalized space (0.0f->1.0f)
const float clicked_v_norm = ImSaturate((mouse_pos_v - scrollbar_pos_v) / scrollbar_size_v); const float clicked_v_norm = ImSaturate((mouse_pos_v - scrollbar_pos_v) / scrollbar_size_v);
@ -977,10 +979,10 @@ bool ImGui::ScrollbarEx(const ImRect& bb_frame, ImGuiID id, ImGuiAxis axis, floa
// Apply scroll (p_scroll_v will generally point on one member of window->Scroll) // Apply scroll (p_scroll_v will generally point on one member of window->Scroll)
// It is ok to modify Scroll here because we are being called in Begin() after the calculation of ContentSize and before setting up our starting position // It is ok to modify Scroll here because we are being called in Begin() after the calculation of ContentSize and before setting up our starting position
const float scroll_v_norm = ImSaturate((clicked_v_norm - g.ScrollbarClickDeltaToGrabCenter - grab_h_norm * 0.5f) / (1.0f - grab_h_norm)); const float scroll_v_norm = ImSaturate((clicked_v_norm - g.ScrollbarClickDeltaToGrabCenter - grab_h_norm * 0.5f) / (1.0f - grab_h_norm));
*p_scroll_v = IM_ROUND(scroll_v_norm * scroll_max);//(win_size_contents_v - win_size_v)); *p_scroll_v = (ImS64)(scroll_v_norm * scroll_max);
// Update values for rendering // Update values for rendering
scroll_ratio = ImSaturate(*p_scroll_v / scroll_max); scroll_ratio = ImSaturate((float)*p_scroll_v / (float)scroll_max);
grab_v_norm = scroll_ratio * (scrollbar_size_v - grab_h_pixels) / scrollbar_size_v; grab_v_norm = scroll_ratio * (scrollbar_size_v - grab_h_pixels) / scrollbar_size_v;
// Update distance to grab now that we have seeked and saturated // Update distance to grab now that we have seeked and saturated
@ -1397,11 +1399,20 @@ void ImGui::SeparatorEx(ImGuiSeparatorFlags flags)
if (g.GroupStack.Size > 0 && g.GroupStack.back().WindowID == window->ID) if (g.GroupStack.Size > 0 && g.GroupStack.back().WindowID == window->ID)
x1 += window->DC.Indent.x; x1 += window->DC.Indent.x;
// FIXME-WORKRECT: In theory we should simply be using WorkRect.Min.x/Max.x everywhere but it isn't aesthetically what we want,
// need to introduce a variant of WorkRect for that purpose. (#4787)
if (ImGuiTable* table = g.CurrentTable)
{
x1 = table->Columns[table->CurrentColumn].MinX;
x2 = table->Columns[table->CurrentColumn].MaxX;
}
ImGuiOldColumns* columns = (flags & ImGuiSeparatorFlags_SpanAllColumns) ? window->DC.CurrentColumns : NULL; ImGuiOldColumns* columns = (flags & ImGuiSeparatorFlags_SpanAllColumns) ? window->DC.CurrentColumns : NULL;
if (columns) if (columns)
PushColumnsBackground(); PushColumnsBackground();
// We don't provide our width to the layout so that it doesn't get feed back into AutoFit // We don't provide our width to the layout so that it doesn't get feed back into AutoFit
// FIXME: This prevents ->CursorMaxPos based bounding box evaluation from working (e.g. TableEndCell)
const ImRect bb(ImVec2(x1, window->DC.CursorPos.y), ImVec2(x2, window->DC.CursorPos.y + thickness_draw)); const ImRect bb(ImVec2(x1, window->DC.CursorPos.y), ImVec2(x2, window->DC.CursorPos.y + thickness_draw));
ItemSize(ImVec2(0.0f, thickness_layout)); ItemSize(ImVec2(0.0f, thickness_layout));
const bool item_visible = ItemAdd(bb, 0); const bool item_visible = ItemAdd(bb, 0);
@ -1430,7 +1441,7 @@ void ImGui::Separator()
// Those flags should eventually be overridable by the user // Those flags should eventually be overridable by the user
ImGuiSeparatorFlags flags = (window->DC.LayoutType == ImGuiLayoutType_Horizontal) ? ImGuiSeparatorFlags_Vertical : ImGuiSeparatorFlags_Horizontal; ImGuiSeparatorFlags flags = (window->DC.LayoutType == ImGuiLayoutType_Horizontal) ? ImGuiSeparatorFlags_Vertical : ImGuiSeparatorFlags_Horizontal;
flags |= ImGuiSeparatorFlags_SpanAllColumns; flags |= ImGuiSeparatorFlags_SpanAllColumns; // NB: this only applies to legacy Columns() api as they relied on Separator() a lot.
SeparatorEx(flags); SeparatorEx(flags);
} }
@ -4509,7 +4520,8 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
callback(&callback_data); callback(&callback_data);
// Read back what user may have modified // Read back what user may have modified
IM_ASSERT(callback_data.Buf == callback_buf); // Invalid to modify those fields callback_buf = is_readonly ? buf : state->TextA.Data; // Pointer may have been invalidated by a resize callback
IM_ASSERT(callback_data.Buf == callback_buf); // Invalid to modify those fields
IM_ASSERT(callback_data.BufSize == state->BufCapacityA); IM_ASSERT(callback_data.BufSize == state->BufCapacityA);
IM_ASSERT(callback_data.Flags == flags); IM_ASSERT(callback_data.Flags == flags);
const bool buf_dirty = callback_data.BufDirty; const bool buf_dirty = callback_data.BufDirty;

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