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special/BaseGridPicker.cpp
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special/BaseGridPicker.cpp
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/*
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* File: BaseGridPicker.cpp
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* Author: SET - nmset@yandex.com
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* License : LGPL version 2.1
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* Copyright SET, M. D. - © 2014
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*
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* Created on December 7, 2019, 9:40 PM
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*/
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#include "BaseGridPicker.h"
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IMPLEMENT_CLASS(BaseGridPicker, BasePicker)
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BaseGridPicker::BaseGridPicker(wxWindow *parent,
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wxWindowID id,
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const wxArrayString& types,
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wxSize popupSize,
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const wxString& text,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxValidator& validator,
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const wxString& name)
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: BasePicker(parent, id, popupSize, text, pos, size, style, validator, name)
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{
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m_grid = NULL;
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m_stringTable = NULL;
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m_editable = true;
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m_intentLabel = _T("Intent");
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m_nbInsertRows = 3;
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m_colTypeChoices = types;
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wxButton * btn = static_cast<wxButton*> (GetPickerCtrl());
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btn->Bind(wxEVT_COMMAND_BUTTON_CLICKED, &BaseGridPicker::ShowPopup, this);
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}
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BaseGridPicker::~BaseGridPicker()
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{
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delete m_grid;
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}
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void BaseGridPicker::UpdatePickerFromTextCtrl()
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{
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// Gets called when TextCtrl is changed
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}
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void BaseGridPicker::UpdateTextCtrlFromPicker()
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{
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// Gets called when TextCtrl loses focus
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}
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void BaseGridPicker::CreateGrid()
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{
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wxDELETE(m_grid);
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BasePicker::CreatePopup();
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m_grid = new wxGrid(m_popup, wxID_ANY);
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m_popup->GetSizer()->Add(m_grid, 1, wxGROW | wxALL, 0);
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m_grid->SetSize(m_popup->GetSize());
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m_grid->SetDefaultCellAlignment(wxALIGN_LEFT, wxALIGN_CENTRE);
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m_stringTable = new wxGridStringTable();
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m_stringTable->CanHaveAttributes();
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m_grid->HideRowLabels();
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m_grid->SetUseNativeColLabels();
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m_grid->SetTable(m_stringTable);
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m_grid->SetSelectionMode(wxGrid::wxGridSelectionModes::wxGridSelectRows);
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PrepareGrid();
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FillGrid();
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}
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void BaseGridPicker::SetIntentLabel(const wxString& intent)
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{
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m_intentLabel = intent;
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wxASSERT_MSG(m_stringTable != NULL, _("m_stringTable IS NULL"));
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m_stringTable->SetColLabelValue(0, m_intentLabel);
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}
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wxString BaseGridPicker::GetIntent() const
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{
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wxASSERT_MSG(m_stringTable != NULL, _("m_stringTable IS NULL"));
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for (uint row = 0; row < m_stringTable->GetRowsCount(); row++)
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{
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if (m_stringTable->GetValue(row, 2) != _T("0")
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&& !m_stringTable->GetValue(row, 2).IsEmpty()
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&& !m_stringTable->GetValue(row, 0).IsEmpty())
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{
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return m_stringTable->GetValue(row, 0);
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}
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}
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return wxEmptyString;
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}
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void BaseGridPicker::EnableEditing(bool editable)
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{
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m_editable = editable;
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m_nbInsertRows = editable ? 3 : 0;
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}
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void BaseGridPicker::OnPopupHidden(wxShowEvent& evt)
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{
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if (evt.IsShown())
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{
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evt.Skip();
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return;
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}
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m_grid->SaveEditControlValue();
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/*
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* Workaround an unexpected behavior :
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* If cell is edited to empty, SaveEditControlValue() above does not
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* save the empty string in the string table.
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* It still contains the old non-empty value.
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* GoToCell() below effectively ends editing.
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* But this does not happen if cell is edited from empty to any non-empty
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* value.
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*/
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m_grid->GoToCell(m_grid->GetGridCursorRow(), m_grid->GetGridCursorCol());
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DumpGrid();
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for (uint row = 0; row < m_stringTable->GetRowsCount(); row++)
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{
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if (m_stringTable->GetValue(row, 2) != _T("0")
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&& !m_stringTable->GetValue(row, 2).IsEmpty())
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{
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const wxString intent = m_stringTable->GetValue(row, 0);
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if (!intent.IsEmpty())
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{
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GetTextCtrl()->SetValue(intent);
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}
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else
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{
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GetTextCtrl()->SetValue(INVALID_INTENT);
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}
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evt.Skip();
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return;
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}
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}
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GetTextCtrl()->SetValue(INVALID_INTENT);
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evt.Skip();
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}
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void BaseGridPicker::PreparePreferredCol()
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{
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wxASSERT_MSG(m_stringTable != NULL, _("m_stringTable IS NULL"));
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wxGridCellAttr * colAtt = m_stringTable->GetAttr(m_grid->GetGridCursorRow(), 2, wxGridCellAttr::Col);
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if (colAtt == NULL) colAtt = new wxGridCellAttr();
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wxGridCellBoolEditor * ed = new wxGridCellBoolEditor();
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colAtt->SetEditor(ed);
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wxGridCellBoolRenderer * rn = new wxGridCellBoolRenderer();
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colAtt->SetRenderer(rn);
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colAtt->SetAlignment(wxALIGN_CENTER, wxALIGN_CENTRE);
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m_stringTable->SetColAttr(colAtt, 2);
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}
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void BaseGridPicker::PrepareTypeCol()
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{
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wxASSERT_MSG(m_stringTable != NULL, _("m_stringTable IS NULL"));
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wxGridCellAttr * colAtt = m_stringTable->GetAttr(m_grid->GetGridCursorRow(), 1, wxGridCellAttr::Col);
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if (colAtt == NULL) colAtt = new wxGridCellAttr();
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wxGridCellChoiceEditor* ed = new wxGridCellChoiceEditor(m_colTypeChoices);
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colAtt->SetEditor(ed);
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m_stringTable->SetColAttr(colAtt, 1);
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}
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void BaseGridPicker::PrepareGrid()
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{
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wxASSERT_MSG(m_grid != NULL, _("m_grid IS NULL"));
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wxASSERT_MSG(m_stringTable != NULL, _("m_stringTable IS NULL"));
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m_grid->AppendCols(4);
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m_grid->AppendRows(m_nbInsertRows);
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PreparePreferredCol();
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PrepareTypeCol();
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m_grid->SetColSize(0, 170);
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m_grid->SetColSize(1, 100);
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m_grid->SetColSize(3, 200);
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m_stringTable->SetColLabelValue(0, m_intentLabel);
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m_stringTable->SetColLabelValue(1, _T("Type"));
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m_stringTable->SetColLabelValue(2, _T("Preferred"));
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m_stringTable->SetColLabelValue(3, _T("Notes"));
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m_grid->Bind(wxEVT_GRID_CELL_CHANGED, &BaseGridPicker::OnPrefCellChanged, this);
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}
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void BaseGridPicker::OnPrefCellChanged(wxGridEvent& evt)
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{
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if (evt.GetCol() == 2
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&& m_stringTable->GetValue(evt.GetRow(), evt.GetCol()) == _T("1"))
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{
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for (uint row = 0; row < m_stringTable->GetRowsCount(); row++)
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{
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if (row != evt.GetRow())
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{
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m_stringTable->SetValue(row, evt.GetCol(), _T("0"));
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}
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}
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m_grid->ForceRefresh();
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}
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evt.Skip();
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}
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void BaseGridPicker::ShowPopup(wxCommandEvent& evt)
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{
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BasePicker::DoShowPopup();
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evt.Skip();
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}
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