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2f5223035a
Add undo commands to add / edit / delete filter presets. These are styled after the other undo commands: On changes, the UI is informed by DiveListNotifier signals. Editing is a simple std::swap of values. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
91 lines
2 KiB
C++
91 lines
2 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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#include "command_filter.h"
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#include "core/filterpreset.h"
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#include "core/subsurface-qt/divelistnotifier.h"
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namespace Command {
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static int createFilterPreset(const QString &name, const FilterData &data)
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{
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int index = filter_preset_add(name, data);
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emit diveListNotifier.filterPresetAdded(index);
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return index;
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}
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static std::pair<QString, FilterData> removeFilterPreset(int index)
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{
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QString oldName = filter_preset_name_qstring(index);
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FilterData oldData = filter_preset_get(index);
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filter_preset_delete(index);
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emit diveListNotifier.filterPresetRemoved(index);
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return { oldName, oldData };
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}
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CreateFilterPreset::CreateFilterPreset(const QString &nameIn, const FilterData &dataIn) :
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name(nameIn), data(dataIn), index(0)
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{
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setText(Command::Base::tr("Create filter preset %1").arg(nameIn));
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}
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bool CreateFilterPreset::workToBeDone()
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{
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return true;
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}
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void CreateFilterPreset::redo()
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{
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index = createFilterPreset(name, data);
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}
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void CreateFilterPreset::undo()
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{
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// with std::tie() we can conveniently assign tuples
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std::tie(name, data) = removeFilterPreset(index);
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}
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RemoveFilterPreset::RemoveFilterPreset(int indexIn) : index(indexIn)
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{
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setText(Command::Base::tr("Delete filter preset %1").arg(filter_preset_name_qstring(index)));
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}
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bool RemoveFilterPreset::workToBeDone()
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{
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return true;
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}
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void RemoveFilterPreset::redo()
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{
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// with std::tie() we can conveniently assign tuples
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std::tie(name, data) = removeFilterPreset(index);
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}
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void RemoveFilterPreset::undo()
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{
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index = createFilterPreset(name, data);
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}
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EditFilterPreset::EditFilterPreset(int indexIn, const FilterData &dataIn) :
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index(indexIn), data(dataIn)
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{
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setText(Command::Base::tr("Edit filter preset %1").arg(filter_preset_name_qstring(index)));
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}
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bool EditFilterPreset::workToBeDone()
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{
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return true;
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}
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void EditFilterPreset::redo()
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{
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FilterData oldData = filter_preset_get(index);
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filter_preset_set(index, data);
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data = std::move(oldData);
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}
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void EditFilterPreset::undo()
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{
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redo(); // undo() and redo() do the same thing
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}
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} // namespace Command
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