110 lines
2.4 KiB
C++
110 lines
2.4 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup edinterface
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*/
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#include "interface_intern.hh"
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#include "UI_abstract_view.hh"
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namespace blender::ui {
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void AbstractView::register_item(AbstractViewItem &item)
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{
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/* Actually modifies the item, not the view. But for the public API it "feels" a bit nicer to
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* have the view base class register the items, rather than setting the view on the item. */
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item.view_ = this;
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}
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/* ---------------------------------------------------------------------- */
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/** \name View Reconstruction
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* \{ */
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bool AbstractView::is_reconstructed() const
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{
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return is_reconstructed_;
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}
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void AbstractView::update_from_old(uiBlock &new_block)
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{
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uiBlock *old_block = new_block.oldblock;
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if (!old_block) {
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is_reconstructed_ = true;
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return;
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}
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uiViewHandle *old_view_handle = ui_block_view_find_matching_in_old_block(
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&new_block, reinterpret_cast<uiViewHandle *>(this));
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if (old_view_handle == nullptr) {
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/* Initial construction, nothing to update. */
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is_reconstructed_ = true;
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return;
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}
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AbstractView &old_view = reinterpret_cast<AbstractView &>(*old_view_handle);
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/* Update own persistent data. */
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/* Keep the rename buffer persistent while renaming! The rename button uses the buffer's
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* pointer to identify itself over redraws. */
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rename_buffer_ = std::move(old_view.rename_buffer_);
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old_view.rename_buffer_ = nullptr;
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update_children_from_old(old_view);
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/* Finished (re-)constructing the tree. */
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is_reconstructed_ = true;
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}
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/** \} */
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/* ---------------------------------------------------------------------- */
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/** \name Default implementations of virtual functions
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* \{ */
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bool AbstractView::listen(const wmNotifier & /*notifier*/) const
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{
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/* Nothing by default. */
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return false;
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}
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/** \} */
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/* ---------------------------------------------------------------------- */
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/** \name Renaming
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* \{ */
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bool AbstractView::is_renaming() const
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{
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return rename_buffer_ != nullptr;
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}
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bool AbstractView::begin_renaming()
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{
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if (is_renaming()) {
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return false;
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}
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rename_buffer_ = std::make_unique<decltype(rename_buffer_)::element_type>();
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return true;
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}
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void AbstractView::end_renaming()
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{
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BLI_assert(is_renaming());
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rename_buffer_ = nullptr;
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}
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Span<char> AbstractView::get_rename_buffer() const
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{
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return *rename_buffer_;
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}
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MutableSpan<char> AbstractView::get_rename_buffer()
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{
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return *rename_buffer_;
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}
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/** \} */
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} // namespace blender::ui
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