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Tables: Made it possible to use SameLine(0,0) after TableNextColumn() or TableSetColumnIndex() in order to reuse line height from previous cell.

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This commit is contained in:
ocornut 2023-08-14 13:02:44 +02:00
parent 1362fc0c56
commit 8f5ce73140
4 changed files with 28 additions and 3 deletions
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2
docs/CHANGELOG.txt
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@ -44,6 +44,8 @@ Breaking changes:
Other changes:
- Tables: Made it possible to use SameLine(0,0) after TableNextColumn() or
TableSetColumnIndex() in order to reuse line height from previous cell. (#3740)
- Nav, TreeNode: Pressing Left with ImGuiTreeNodeFlags_NavLeftJumpsBackHere now goes
through proper navigation logic: honor scrolling and selection. (#1079, #1131)
- Sliders: Fixed an integer overflow and div-by-zero in SliderInt() when

2
imgui.h
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@ -26,7 +26,7 @@
// Library Version
// (Integer encoded as XYYZZ for use in #if preprocessor conditionals, e.g. '#if IMGUI_VERSION_NUM >= 12345')
#define IMGUI_VERSION "1.89.9 WIP"
#define IMGUI_VERSION_NUM 18982
#define IMGUI_VERSION_NUM 18983
#define IMGUI_HAS_TABLE
/*

24
imgui_demo.cpp
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@ -4766,7 +4766,7 @@ static void ShowDemoWindowTables()
if (ImGui::TreeNode("Row height"))
{
HelpMarker("You can pass a 'min_row_height' to TableNextRow().\n\nRows are padded with 'style.CellPadding.y' on top and bottom, so effectively the minimum row height will always be >= 'style.CellPadding.y * 2.0f'.\n\nWe cannot honor a _maximum_ row height as that would require a unique clipping rectangle per row.");
if (ImGui::BeginTable("table_row_height", 1, ImGuiTableFlags_BordersOuter | ImGuiTableFlags_BordersInnerV))
if (ImGui::BeginTable("table_row_height", 1, ImGuiTableFlags_Borders))
{
for (int row = 0; row < 10; row++)
{
@ -4777,6 +4777,28 @@ static void ShowDemoWindowTables()
}
ImGui::EndTable();
}
HelpMarker("Showcase using SameLine(0,0) to share Current Line Height between cells.\n\nPlease note that Tables Row Height is not the same thing as Current Line Height, as a table cell may contains multiple lines.");
if (ImGui::BeginTable("table_share_lineheight", 2, ImGuiTableFlags_Borders))
{
ImGui::TableNextRow();
ImGui::TableNextColumn();
ImGui::ColorButton("##1", ImVec4(0.13f, 0.26f, 0.40f, 1.0f), ImGuiColorEditFlags_None, ImVec2(40, 40));
ImGui::TableNextColumn();
ImGui::Text("Line 1");
ImGui::Text("Line 2");
ImGui::TableNextRow();
ImGui::TableNextColumn();
ImGui::ColorButton("##2", ImVec4(0.13f, 0.26f, 0.40f, 1.0f), ImGuiColorEditFlags_None, ImVec2(40, 40));
ImGui::TableNextColumn();
ImGui::SameLine(0.0f, 0.0f); // Reuse line height from previous column
ImGui::Text("Line 1, with SameLine(0,0)");
ImGui::Text("Line 2");
ImGui::EndTable();
}
ImGui::TreePop();
}

3
imgui_tables.cpp
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@ -1779,7 +1779,7 @@ void ImGui::TableBeginRow(ImGuiTable* table)
table->RowTextBaseline = 0.0f;
table->RowIndentOffsetX = window->DC.Indent.x - table->HostIndentX; // Lock indent
window->DC.PrevLineTextBaseOffset = 0.0f;
window->DC.CurrLineSize = ImVec2(0.0f, 0.0f);
window->DC.PrevLineSize = window->DC.CurrLineSize = ImVec2(0.0f, 0.0f); // This allows users to call SameLine() to share LineSize between columns, and to call it from first column too.
window->DC.IsSameLine = window->DC.IsSetPos = false;
window->DC.CursorMaxPos.y = next_y1;
@ -2016,6 +2016,7 @@ void ImGui::TableBeginCell(ImGuiTable* table, int column_n)
window->DC.CursorPos.y = table->RowPosY1 + table->CellPaddingY;
window->DC.CursorMaxPos.x = window->DC.CursorPos.x;
window->DC.ColumnsOffset.x = start_x - window->Pos.x - window->DC.Indent.x; // FIXME-WORKRECT
window->DC.CursorPosPrevLine = window->DC.CursorPos; // This allows users to call SameLine() to share LineSize between columns.
window->DC.CurrLineTextBaseOffset = table->RowTextBaseline;
window->DC.NavLayerCurrent = (ImGuiNavLayer)column->NavLayerCurrent;