Tables: Further fix #3293, #3163 + fixed for row unfreezing border not always showing due to unset clip rect.

This commit is contained in:
omar
2020-06-13 17:27:51 +02:00
committed by ocornut
parent b741639468
commit 363eae94e6
4 changed files with 24 additions and 31 deletions

View File

@ -1626,6 +1626,8 @@ void ImGui::TableEndRow(ImGuiTable* table)
const float bg_y1 = table->RowPosY1;
const float bg_y2 = table->RowPosY2;
const bool unfreeze_rows = (table->CurrentRow + 1 == table->FreezeRowsCount && table->FreezeRowsCount > 0);
if (table->CurrentRow == 0)
table->LastFirstRowHeight = bg_y2 - bg_y1;
@ -1657,8 +1659,11 @@ void ImGui::TableEndRow(ImGuiTable* table)
}
}
if (bg_col != 0 || border_col != 0)
const bool draw_stong_bottom_border = unfreeze_rows;// || (table->RowFlags & ImGuiTableRowFlags_Headers);
if (bg_col != 0 || border_col != 0 || draw_stong_bottom_border)
{
// In theory we could call SetWindowClipRectBeforeChannelChange() but since we know TableEndRow() is
// always followed by a change of clipping rectangle we perform the smallest overwrite possible here.
window->DrawList->_CmdHeader.ClipRect = table->HostClipRect.ToVec4();
table->DrawSplitter.SetCurrentChannel(window->DrawList, 0);
}
@ -1674,19 +1679,15 @@ void ImGui::TableEndRow(ImGuiTable* table)
}
// Draw top border
const float border_y = bg_y1;
if (border_col && border_y >= table->BackgroundClipRect.Min.y && border_y < table->BackgroundClipRect.Max.y)
window->DrawList->AddLine(ImVec2(table->BorderX1, border_y), ImVec2(table->BorderX2, border_y), border_col);
if (border_col && bg_y1 >= table->BackgroundClipRect.Min.y && bg_y1 < table->BackgroundClipRect.Max.y)
window->DrawList->AddLine(ImVec2(table->BorderX1, bg_y1), ImVec2(table->BorderX2, bg_y1), border_col);
// Draw bottom border at the row unfreezing mark (always strong)
if (draw_stong_bottom_border)
if (bg_y2 >= table->BackgroundClipRect.Min.y && bg_y2 < table->BackgroundClipRect.Max.y)
window->DrawList->AddLine(ImVec2(table->BorderX1, bg_y2), ImVec2(table->BorderX2, bg_y2), table->BorderColorStrong);
}
const bool unfreeze_rows = (table->CurrentRow + 1 == table->FreezeRowsCount && table->FreezeRowsCount > 0);
// Draw bottom border (always strong)
const bool draw_separating_border = unfreeze_rows;// || (table->RowFlags & ImGuiTableRowFlags_Headers);
if (draw_separating_border)
if (bg_y2 >= table->BackgroundClipRect.Min.y && bg_y2 < table->BackgroundClipRect.Max.y)
window->DrawList->AddLine(ImVec2(table->BorderX1, bg_y2), ImVec2(table->BorderX2, bg_y2), table->BorderColorStrong);
// End frozen rows (when we are past the last frozen row line, teleport cursor and alter clipping rectangle)
// We need to do that in TableEndRow() instead of TableBeginRow() so the list clipper can mark end of row and
// get the new cursor position.
@ -1755,15 +1756,8 @@ void ImGui::TableBeginCell(ImGuiTable* table, int column_n)
}
else
{
SetWindowClipRectBeforeSetChannel(window, column->ClipRect);
table->DrawSplitter.SetCurrentChannel(window->DrawList, column->DrawChannelCurrent);
//window->ClipRect = column->ClipRect;
//IM_ASSERT(column->ClipRect.Max.x > column->ClipRect.Min.x && column->ClipRect.Max.y > column->ClipRect.Min.y);
//window->DrawList->_ClipRectStack.back() = ImVec4(column->ClipRect.Min.x, column->ClipRect.Min.y, column->ClipRect.Max.x, column->ClipRect.Max.y);
//window->DrawList->UpdateClipRect();
window->DrawList->PopClipRect();
window->DrawList->PushClipRect(column->ClipRect.Min, column->ClipRect.Max, false);
//IMGUI_DEBUG_LOG("%d (%.0f,%.0f)(%.0f,%.0f)\n", column_n, column->ClipRect.Min.x, column->ClipRect.Min.y, column->ClipRect.Max.x, column->ClipRect.Max.y);
window->ClipRect = window->DrawList->_ClipRectStack.back();
}
}
@ -1900,10 +1894,10 @@ void ImGui::PushTableBackground()
ImGuiWindow* window = g.CurrentWindow;
ImGuiTable* table = g.CurrentTable;
// Set cmd header ahead to avoid SetCurrentChannel+PushClipRect doing an unnecessary AddDrawCmd/Pop
window->DrawList->_CmdHeader.ClipRect = table->HostClipRect.ToVec4();
// Optimization: avoid SetCurrentChannel() + PushClipRect()
table->HostBackupClipRect = window->ClipRect;
SetWindowClipRectBeforeSetChannel(window, table->HostClipRect);
table->DrawSplitter.SetCurrentChannel(window->DrawList, 0);
PushClipRect(table->HostClipRect.Min, table->HostClipRect.Max, false);
}
void ImGui::PopTableBackground()
@ -1913,11 +1907,9 @@ void ImGui::PopTableBackground()
ImGuiTable* table = g.CurrentTable;
ImGuiTableColumn* column = &table->Columns[table->CurrentColumn];
// Set cmd header ahead to avoid SetCurrentChannel+PopClipRect doing an unnecessary AddDrawCmd/Pop
ImVec4 pop_clip_rect = window->DrawList->_ClipRectStack.Data[window->DrawList->_ClipRectStack.Size - 2];
window->DrawList->_CmdHeader.ClipRect = pop_clip_rect;
// Optimization: avoid PopClipRect() + SetCurrentChannel()
SetWindowClipRectBeforeSetChannel(window, table->HostBackupClipRect);
table->DrawSplitter.SetCurrentChannel(window->DrawList, column->DrawChannelCurrent);
PopClipRect();
}
// Output context menu into current window (generally a popup)