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Roughly show the current selection in the grid sample

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Allow to quickly check that cell/block/row/column selection works as expected.

This could be made more detailed, e.g. by dumping all the selected cells/rows/
columns if there are not too many of them, but for now this will do.
This commit is contained in:
Vadim Zeitlin
2016-06-06 01:06:38 +02:00
parent e6a6748eaf
commit a5ecde1314
2 changed files with 35 additions and 0 deletions
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33
samples/grid/griddemo.cpp
View File

@@ -178,6 +178,7 @@ wxBEGIN_EVENT_TABLE( GridFrame, wxFrame )
EVT_MENU( ID_DELETEROW, GridFrame::DeleteSelectedRows ) EVT_MENU( ID_DELETEROW, GridFrame::DeleteSelectedRows )
EVT_MENU( ID_DELETECOL, GridFrame::DeleteSelectedCols ) EVT_MENU( ID_DELETECOL, GridFrame::DeleteSelectedCols )
EVT_MENU( ID_CLEARGRID, GridFrame::ClearGrid ) EVT_MENU( ID_CLEARGRID, GridFrame::ClearGrid )
EVT_MENU( ID_SHOWSEL, GridFrame::ShowSelection )
EVT_MENU( ID_SELCELLS, GridFrame::SelectCells ) EVT_MENU( ID_SELCELLS, GridFrame::SelectCells )
EVT_MENU( ID_SELROWS, GridFrame::SelectRows ) EVT_MENU( ID_SELROWS, GridFrame::SelectRows )
EVT_MENU( ID_SELCOLS, GridFrame::SelectCols ) EVT_MENU( ID_SELCOLS, GridFrame::SelectCols )
@@ -366,7 +367,9 @@ GridFrame::GridFrame()
selectMenu->Append( ID_DESELECT_ROW, wxT("Deselect row 2")); selectMenu->Append( ID_DESELECT_ROW, wxT("Deselect row 2"));
selectMenu->Append( ID_DESELECT_COL, wxT("Deselect col 2")); selectMenu->Append( ID_DESELECT_COL, wxT("Deselect col 2"));
selectMenu->Append( ID_DESELECT_CELL, wxT("Deselect cell (3, 1)")); selectMenu->Append( ID_DESELECT_CELL, wxT("Deselect cell (3, 1)"));
selectMenu->AppendSeparator();
wxMenu *selectionMenu = new wxMenu; wxMenu *selectionMenu = new wxMenu;
selectMenu->Append( ID_SHOWSEL, "&Show current selection\tCtrl-S" );
selectMenu->Append( ID_CHANGESEL, wxT("Change &selection mode"), selectMenu->Append( ID_CHANGESEL, wxT("Change &selection mode"),
selectionMenu, selectionMenu,
wxT("Change selection mode") ); wxT("Change selection mode") );
@@ -1040,6 +1043,36 @@ void GridFrame::ClearGrid( wxCommandEvent& WXUNUSED(ev) )
grid->ClearGrid(); grid->ClearGrid();
} }
void GridFrame::ShowSelection( wxCommandEvent& WXUNUSED(ev) )
{
switch ( grid->GetSelectionMode() )
{
case wxGrid::wxGridSelectCells:
wxLogMessage("%zu individual cells and "
"%zu blocks of contiguous cells selected",
grid->GetSelectedCells().size(),
grid->GetSelectionBlockTopLeft().size());
return;
case wxGrid::wxGridSelectRows:
case wxGrid::wxGridSelectColumns:
case wxGrid::wxGridSelectRowsOrColumns:
const wxArrayInt& rows = grid->GetSelectedRows();
if ( !rows.empty() )
wxLogMessage("%zu rows selected", rows.size());
const wxArrayInt& cols = grid->GetSelectedCols();
if ( !cols.empty() )
wxLogMessage("%zu columns selected", rows.size());
if ( rows.empty() && cols.empty() )
wxLogMessage("No selection");
return;
}
wxLogError("Unknown grid selection mode.");
}
void GridFrame::SelectCells( wxCommandEvent& WXUNUSED(ev) ) void GridFrame::SelectCells( wxCommandEvent& WXUNUSED(ev) )
{ {
grid->SetSelectionMode( wxGrid::wxGridSelectCells ); grid->SetSelectionMode( wxGrid::wxGridSelectCells );

2
samples/grid/griddemo.h
View File

@@ -64,6 +64,7 @@ class GridFrame : public wxFrame
void DeleteSelectedRows( wxCommandEvent& ); void DeleteSelectedRows( wxCommandEvent& );
void DeleteSelectedCols( wxCommandEvent& ); void DeleteSelectedCols( wxCommandEvent& );
void ClearGrid( wxCommandEvent& ); void ClearGrid( wxCommandEvent& );
void ShowSelection( wxCommandEvent& );
void SelectCells( wxCommandEvent& ); void SelectCells( wxCommandEvent& );
void SelectRows( wxCommandEvent& ); void SelectRows( wxCommandEvent& );
void SelectCols( wxCommandEvent& ); void SelectCols( wxCommandEvent& );
@@ -164,6 +165,7 @@ public:
ID_DELETEROW, ID_DELETEROW,
ID_DELETECOL, ID_DELETECOL,
ID_CLEARGRID, ID_CLEARGRID,
ID_SHOWSEL,
ID_CHANGESEL, ID_CHANGESEL,
ID_SELCELLS, ID_SELCELLS,
ID_SELROWS, ID_SELROWS,