X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9a83f860948059b0273b5cc6d9e43fadad3ebfca..27a92e3a7e2ca5be902cf69e58257e5bdcf5fcdd:/samples/grid/griddemo.cpp diff --git a/samples/grid/griddemo.cpp b/samples/grid/griddemo.cpp index 636d367496..31e27af240 100644 --- a/samples/grid/griddemo.cpp +++ b/samples/grid/griddemo.cpp @@ -5,7 +5,7 @@ // Modified by: Santiago Palacios // RCS-ID: $Id$ // Copyright: (c) Michael Bedward, Julian Smart, Vadim Zeitlin -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -39,10 +39,89 @@ #include "griddemo.h" -#ifndef __WXMSW__ +#ifndef wxHAS_IMAGES_IN_RESOURCES #include "../sample.xpm" #endif +// Custom renderer that renders column header cells without borders and in +// italic +class CustomColumnHeaderRenderer : public wxGridColumnHeaderRenderer +{ +public: + CustomColumnHeaderRenderer(const wxColour& colFg, const wxColour& colBg) + : m_colFg(colFg), + m_colBg(colBg) + { + } + + virtual void DrawLabel(const wxGrid& WXUNUSED(grid), + wxDC& dc, + const wxString& value, + const wxRect& rect, + int horizAlign, + int vertAlign, + int WXUNUSED(textOrientation)) const + { + dc.SetTextForeground(m_colFg); + dc.SetFont(wxITALIC_FONT->Bold()); + dc.DrawLabel(value, rect, horizAlign | vertAlign); + } + + virtual void DrawBorder(const wxGrid& WXUNUSED(grid), + wxDC& dc, + wxRect& rect) const + { + dc.SetPen(*wxTRANSPARENT_PEN); + dc.SetBrush(wxBrush(m_colBg)); + dc.DrawRectangle(rect); + } + +private: + const wxColour m_colFg, m_colBg; + + wxDECLARE_NO_COPY_CLASS(CustomColumnHeaderRenderer); +}; + +// And a custom attributes provider which uses custom column header renderer +// defined above +class CustomColumnHeadersProvider : public wxGridCellAttrProvider +{ +public: + // by default custom column renderer is not used, call + // UseCustomColHeaders() to enable it + CustomColumnHeadersProvider() + : m_customOddRenderer(*wxYELLOW, *wxBLUE), + m_customEvenRenderer(*wxWHITE, *wxBLACK), + m_useCustom(false) + { + } + + // enable or disable the use of custom renderer for column headers + void UseCustomColHeaders(bool use = true) { m_useCustom = use; } + +protected: + virtual const wxGridColumnHeaderRenderer& GetColumnHeaderRenderer(int col) + { + // if enabled, use custom renderers + if ( m_useCustom ) + { + // and use different ones for odd and even columns -- just to show + // that we can + return col % 2 ? m_customOddRenderer : m_customEvenRenderer; + } + + return wxGridCellAttrProvider::GetColumnHeaderRenderer(col); + } + +private: + CustomColumnHeaderRenderer m_customOddRenderer, + m_customEvenRenderer; + + bool m_useCustom; + + wxDECLARE_NO_COPY_CLASS(CustomColumnHeadersProvider); +}; + // ---------------------------------------------------------------------------- // wxWin macros // ---------------------------------------------------------------------------- @@ -78,7 +157,11 @@ BEGIN_EVENT_TABLE( GridFrame, wxFrame ) EVT_MENU( ID_TOGGLECOLMOVING, GridFrame::ToggleColMoving ) EVT_MENU( ID_TOGGLEGRIDSIZING, GridFrame::ToggleGridSizing ) EVT_MENU( ID_TOGGLEGRIDDRAGCELL, GridFrame::ToggleGridDragCell ) - EVT_MENU( ID_TOGGLENATIVEHEADER, GridFrame::ToggleNativeHeader ) + EVT_MENU( ID_COLNATIVEHEADER, GridFrame::SetNativeColHeader ) + EVT_MENU( ID_COLDEFAULTHEADER, GridFrame::SetDefaultColHeader ) + EVT_MENU( ID_COLCUSTOMHEADER, GridFrame::SetCustomColHeader ) + EVT_MENU_RANGE( ID_TAB_STOP, ID_TAB_LEAVE, GridFrame::SetTabBehaviour ) + EVT_MENU( ID_TAB_CUSTOM, GridFrame::SetTabCustomHandler ) EVT_MENU( ID_TOGGLEGRIDLINES, GridFrame::ToggleGridLines ) EVT_MENU( ID_AUTOSIZECOLS, GridFrame::AutoSizeCols ) EVT_MENU( ID_CELLOVERFLOW, GridFrame::CellOverflow ) @@ -119,7 +202,6 @@ BEGIN_EVENT_TABLE( GridFrame, wxFrame ) EVT_MENU( ID_SELECT_ROW, GridFrame::SelectRow) EVT_MENU( ID_SELECT_ALL, GridFrame::SelectAll) EVT_MENU( ID_SELECT_UNSELECT, GridFrame::OnAddToSelectToggle) - EVT_MENU( ID_SHOW_SELECTION, GridFrame::OnShowSelection) EVT_MENU( ID_SIZE_ROW, GridFrame::AutoSizeRow ) EVT_MENU( ID_SIZE_COL, GridFrame::AutoSizeCol ) @@ -129,13 +211,22 @@ BEGIN_EVENT_TABLE( GridFrame, wxFrame ) EVT_MENU( ID_SIZE_LABELS_ROW, GridFrame::AutoSizeLabelsRow ) EVT_MENU( ID_SIZE_GRID, GridFrame::AutoSizeTable ) + EVT_MENU( ID_HIDECOL, GridFrame::HideCol ) + EVT_MENU( ID_SHOWCOL, GridFrame::ShowCol ) + EVT_MENU( ID_HIDEROW, GridFrame::HideRow ) + EVT_MENU( ID_SHOWROW, GridFrame::ShowRow ) + EVT_MENU( ID_SET_HIGHLIGHT_WIDTH, GridFrame::OnSetHighlightWidth) EVT_MENU( ID_SET_RO_HIGHLIGHT_WIDTH, GridFrame::OnSetROHighlightWidth) + EVT_MENU( wxID_PRINT, GridFrame::OnGridRender ) + EVT_MENU( ID_RENDER_COORDS, GridFrame::OnGridRender ) + EVT_GRID_LABEL_LEFT_CLICK( GridFrame::OnLabelLeftClick ) EVT_GRID_CELL_LEFT_CLICK( GridFrame::OnCellLeftClick ) EVT_GRID_ROW_SIZE( GridFrame::OnRowSize ) EVT_GRID_COL_SIZE( GridFrame::OnColSize ) + EVT_GRID_COL_AUTO_SIZE( GridFrame::OnColAutoSize ) EVT_GRID_SELECT_CELL( GridFrame::OnSelectCell ) EVT_GRID_RANGE_SELECT( GridFrame::OnRangeSelected ) EVT_GRID_CELL_CHANGING( GridFrame::OnCellValueChanging ) @@ -158,6 +249,38 @@ GridFrame::GridFrame() fileMenu->Append( ID_VTABLE, wxT("&Virtual table test\tCtrl-V")); fileMenu->Append( ID_BUGS_TABLE, wxT("&Bugs table test\tCtrl-B")); fileMenu->Append( ID_TABULAR_TABLE, wxT("&Tabular table test\tCtrl-T")); + fileMenu->AppendSeparator(); + + wxMenu* setupMenu = new wxMenu; + wxMenuItem* item; + item = setupMenu->AppendCheckItem( ID_RENDER_ROW_LABEL, + "Render row labels" ); + item->Check(); + item = setupMenu->AppendCheckItem( ID_RENDER_COL_LABEL, + "Render column labels" ); + item->Check(); + item = setupMenu->AppendCheckItem( ID_RENDER_GRID_LINES, + "Render grid cell lines" ); + item->Check(); + item = setupMenu->AppendCheckItem( ID_RENDER_GRID_BORDER, + "Render border" ); + item->Check(); + item = setupMenu->AppendCheckItem( ID_RENDER_SELECT_HLIGHT, + "Render selection highlight" ); + setupMenu->AppendSeparator(); + setupMenu->AppendCheckItem( ID_RENDER_LOMETRIC, + "Use LOMETRIC mapping mode" ); + setupMenu->AppendCheckItem( ID_RENDER_DEFAULT_SIZE, + "Use wxDefaultSize" ); + setupMenu->AppendCheckItem( ID_RENDER_MARGIN, + "Logical 50 unit margin" ); + setupMenu->AppendCheckItem( ID_RENDER_ZOOM, + "Zoom 125%" ); + + fileMenu->AppendSubMenu( setupMenu, "Render setup" ); + fileMenu->Append( wxID_PRINT, "Render" ); + fileMenu->Append( ID_RENDER_COORDS, "Render G5:P30" ); + fileMenu->AppendSeparator(); fileMenu->Append( wxID_EXIT, wxT("E&xit\tAlt-X") ); @@ -170,22 +293,24 @@ GridFrame::GridFrame() viewMenu->AppendCheckItem(ID_TOGGLECOLMOVING, "Col drag-&move"); viewMenu->AppendCheckItem(ID_TOGGLEGRIDSIZING, "&Grid drag-resize"); viewMenu->AppendCheckItem(ID_TOGGLEGRIDDRAGCELL, "&Grid drag-cell"); - viewMenu->AppendCheckItem(ID_TOGGLENATIVEHEADER, "&Native column headers"); viewMenu->AppendCheckItem(ID_TOGGLEGRIDLINES, "&Grid Lines"); viewMenu->AppendCheckItem(ID_SET_HIGHLIGHT_WIDTH, "&Set Cell Highlight Width..."); viewMenu->AppendCheckItem(ID_SET_RO_HIGHLIGHT_WIDTH, "&Set Cell RO Highlight Width..."); viewMenu->AppendCheckItem(ID_AUTOSIZECOLS, "&Auto-size cols"); viewMenu->AppendCheckItem(ID_CELLOVERFLOW, "&Overflow cells"); viewMenu->AppendCheckItem(ID_RESIZECELL, "&Resize cell (7,1)"); - + viewMenu->Append(ID_HIDECOL, "&Hide column A"); + viewMenu->Append(ID_SHOWCOL, "&Show column A"); + viewMenu->Append(ID_HIDEROW, "&Hide row 2"); + viewMenu->Append(ID_SHOWROW, "&Show row 2"); wxMenu *rowLabelMenu = new wxMenu; viewMenu->Append( ID_ROWLABELALIGN, wxT("R&ow label alignment"), rowLabelMenu, wxT("Change alignment of row labels") ); - rowLabelMenu->Append( ID_ROWLABELHORIZALIGN, wxT("&Horizontal") ); - rowLabelMenu->Append( ID_ROWLABELVERTALIGN, wxT("&Vertical") ); + rowLabelMenu->AppendRadioItem( ID_ROWLABELHORIZALIGN, wxT("&Horizontal") ); + rowLabelMenu->AppendRadioItem( ID_ROWLABELVERTALIGN, wxT("&Vertical") ); wxMenu *colLabelMenu = new wxMenu; @@ -193,8 +318,25 @@ GridFrame::GridFrame() colLabelMenu, wxT("Change alignment of col labels") ); - colLabelMenu->Append( ID_COLLABELHORIZALIGN, wxT("&Horizontal") ); - colLabelMenu->Append( ID_COLLABELVERTALIGN, wxT("&Vertical") ); + colLabelMenu->AppendRadioItem( ID_COLLABELHORIZALIGN, wxT("&Horizontal") ); + colLabelMenu->AppendRadioItem( ID_COLLABELVERTALIGN, wxT("&Vertical") ); + + wxMenu *colHeaderMenu = new wxMenu; + + viewMenu->Append( ID_ROWLABELALIGN, wxT("Col header style"), + colHeaderMenu, + wxT("Change style of col header") ); + + colHeaderMenu->AppendRadioItem( ID_COLDEFAULTHEADER, wxT("&Default") ); + colHeaderMenu->AppendRadioItem( ID_COLNATIVEHEADER, wxT("&Native") ); + colHeaderMenu->AppendRadioItem( ID_COLCUSTOMHEADER, wxT("&Custom") ); + + wxMenu *tabBehaviourMenu = new wxMenu; + tabBehaviourMenu->AppendRadioItem(ID_TAB_STOP, "&Stop at the boundary"); + tabBehaviourMenu->AppendRadioItem(ID_TAB_WRAP, "&Wrap at the boundary"); + tabBehaviourMenu->AppendRadioItem(ID_TAB_LEAVE, "&Leave the grid"); + tabBehaviourMenu->AppendRadioItem(ID_TAB_CUSTOM, "&Custom tab handler"); + viewMenu->AppendSubMenu(tabBehaviourMenu, "&Tab behaviour"); wxMenu *colMenu = new wxMenu; colMenu->Append( ID_SETLABELCOLOUR, wxT("Set &label colour...") ); @@ -215,8 +357,6 @@ GridFrame::GridFrame() selectMenu->Append( ID_SELECT_UNSELECT, wxT("Add new cells to the selection"), wxT("When off, old selection is deselected before ") wxT("selecting the new cells"), wxITEM_CHECK ); - selectMenu->Append( ID_SHOW_SELECTION, - wxT("&Show current selection\tCtrl-Alt-S")); selectMenu->AppendSeparator(); selectMenu->Append( ID_SELECT_ALL, wxT("Select all")); selectMenu->Append( ID_SELECT_ROW, wxT("Select row 2")); @@ -267,6 +407,7 @@ GridFrame::GridFrame() wxPoint( 0, 0 ), wxSize( 400, 300 ) ); + #if wxUSE_LOG int gridW = 600, gridH = 300; int logW = gridW, logH = 100; @@ -286,6 +427,9 @@ GridFrame::GridFrame() // this will create a grid and, by default, an associated grid // table for strings grid->CreateGrid( 0, 0 ); + + grid->GetTable()->SetAttrProvider(new CustomColumnHeadersProvider()); + grid->AppendRows(100); grid->AppendCols(100); @@ -306,9 +450,27 @@ GridFrame::GridFrame() grid->SetCellValue( 0, 4, wxT("Can veto edit this cell") ); + grid->SetColSize(10, 150); + wxString longtext = wxT("abcdefghijklmnopqrstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ\n\n"); + longtext += wxT("With tabs :\n"); + longtext += wxT("Home,\t\thome\t\t\tagain\n"); + longtext += wxT("Long word at start :\n"); + longtext += wxT("ILikeToBeHereWhen I can\n"); + longtext += wxT("Long word in the middle :\n"); + longtext += wxT("When IComeHome,ColdAnd tired\n"); + longtext += wxT("Long last word :\n"); + longtext += wxT("It's GoodToWarmMyBonesBesideTheFire"); + grid->SetCellValue( 0, 10, longtext ); + grid->SetCellRenderer(0 , 10, new wxGridCellAutoWrapStringRenderer); + grid->SetCellEditor( 0, 10 , new wxGridCellAutoWrapStringEditor); + grid->SetCellValue( 0, 11, wxT("K1 cell editor blocker") ); + grid->SetCellValue( 0, 5, wxT("Press\nCtrl+arrow\nto skip over\ncells") ); grid->SetRowSize( 99, 60 ); + grid->SetCellValue(98, 98, "Test background colour setting"); + grid->SetCellBackgroundColour(98, 99, wxColour(255, 127, 127)); + grid->SetCellBackgroundColour(99, 98, wxColour(255, 127, 127)); grid->SetCellValue( 99, 99, wxT("Ctrl+End\nwill go to\nthis cell") ); grid->SetCellValue( 1, 0, wxT("This default cell will overflow into neighboring cells, but not if you turn overflow off.")); @@ -330,6 +492,7 @@ GridFrame::GridFrame() grid->SetCellRenderer(3, 0, new wxGridCellBoolRenderer); grid->SetCellEditor(3, 0, new wxGridCellBoolEditor); + grid->SetCellBackgroundColour(3, 0, wxColour(255, 127, 127)); wxGridCellAttr *attr; attr = new wxGridCellAttr; @@ -347,20 +510,33 @@ GridFrame::GridFrame() grid->SetCellValue(5, 8, wxT("Bg from row attr\nText col from cell attr")); grid->SetCellValue(5, 5, wxT("Bg from row attr Text col from col attr and this text is so long that it covers over many many empty cells but is broken by one that isn't")); + // Some numeric columns with different formatting. grid->SetColFormatFloat(6); - grid->SetCellValue(0, 6, wxString::Format(wxT("%g"), 3.1415)); - grid->SetCellValue(1, 6, wxString::Format(wxT("%g"), 1415.0)); - grid->SetCellValue(2, 6, wxString::Format(wxT("%g"), 12345.67890)); + grid->SetCellValue(0, 6, "Default\nfloat format"); + grid->SetCellValue(1, 6, wxString::Format(wxT("%g"), 3.1415)); + grid->SetCellValue(2, 6, wxString::Format(wxT("%g"), 1415.0)); + grid->SetCellValue(3, 6, wxString::Format(wxT("%g"), 12345.67890)); grid->SetColFormatFloat(7, 6, 2); - grid->SetCellValue(0, 7, wxString::Format(wxT("%g"), 3.1415)); - grid->SetCellValue(1, 7, wxString::Format(wxT("%g"), 1415.0)); - grid->SetCellValue(2, 7, wxString::Format(wxT("%g"), 12345.67890)); - - grid->SetColFormatNumber(8); - grid->SetCellValue(0, 8, "17"); - grid->SetCellValue(1, 8, "0"); - grid->SetCellValue(2, 8, "-666"); + grid->SetCellValue(0, 7, "Width 6\nprecision 2"); + grid->SetCellValue(1, 7, wxString::Format(wxT("%g"), 3.1415)); + grid->SetCellValue(2, 7, wxString::Format(wxT("%g"), 1415.0)); + grid->SetCellValue(3, 7, wxString::Format(wxT("%g"), 12345.67890)); + + grid->SetColFormatCustom(8, + wxString::Format("%s:%i,%i,%s", wxGRID_VALUE_FLOAT, -1, 4, "g")); + grid->SetCellValue(0, 8, "Compact\nformat"); + grid->SetCellValue(1, 8, wxT("31415e-4")); + grid->SetCellValue(2, 8, wxT("1415")); + grid->SetCellValue(3, 8, wxT("123456789e-4")); + + grid->SetColFormatNumber(9); + grid->SetCellValue(0, 9, "Integer\ncolumn"); + grid->SetCellValue(1, 9, "17"); + grid->SetCellValue(2, 9, "0"); + grid->SetCellValue(3, 9, "-666"); + grid->SetCellAlignment(3, 9, wxALIGN_CENTRE, wxALIGN_TOP); + grid->SetCellValue(3, 10, "<- This numeric cell should be centred"); const wxString choices[] = { @@ -377,7 +553,7 @@ GridFrame::GridFrame() grid->SetCellAlignment(7, 1, wxALIGN_CENTRE, wxALIGN_CENTRE); grid->SetCellValue(7, 1, wxT("Big box!")); - // create a separator-like row: it's grey and it's non-resizeable + // create a separator-like row: it's grey and it's non-resizable grid->DisableRowResize(10); grid->SetRowSize(10, 30); attr = new wxGridCellAttr; @@ -427,7 +603,6 @@ void GridFrame::SetDefaults() GetMenuBar()->Check( ID_TOGGLECOLMOVING, false ); GetMenuBar()->Check( ID_TOGGLEGRIDSIZING, true ); GetMenuBar()->Check( ID_TOGGLEGRIDDRAGCELL, false ); - GetMenuBar()->Check( ID_TOGGLENATIVEHEADER, false ); GetMenuBar()->Check( ID_TOGGLEGRIDLINES, true ); GetMenuBar()->Check( ID_CELLOVERFLOW, true ); } @@ -497,12 +672,67 @@ void GridFrame::ToggleGridDragCell( wxCommandEvent& WXUNUSED(ev) ) GetMenuBar()->IsChecked( ID_TOGGLEGRIDDRAGCELL ) ); } -void GridFrame::ToggleNativeHeader( wxCommandEvent& WXUNUSED(ev) ) +void GridFrame::SetNativeColHeader( wxCommandEvent& WXUNUSED(ev) ) +{ + CustomColumnHeadersProvider* provider = + static_cast(grid->GetTable()->GetAttrProvider()); + provider->UseCustomColHeaders(false); + grid->SetUseNativeColLabels(true); +} + +void GridFrame::SetCustomColHeader( wxCommandEvent& WXUNUSED(ev) ) +{ + CustomColumnHeadersProvider* provider = + static_cast(grid->GetTable()->GetAttrProvider()); + provider->UseCustomColHeaders(true); + grid->SetUseNativeColLabels(false); +} + +void GridFrame::SetDefaultColHeader( wxCommandEvent& WXUNUSED(ev) ) +{ + CustomColumnHeadersProvider* provider = + static_cast(grid->GetTable()->GetAttrProvider()); + provider->UseCustomColHeaders(false); + grid->SetUseNativeColLabels(false); +} + + +void GridFrame::OnGridCustomTab(wxGridEvent& event) +{ + // just for testing, make the cursor move up and down instead of the usual + // left and right + if ( event.ShiftDown() ) + { + if ( grid->GetGridCursorRow() > 0 ) + grid->MoveCursorUp( false ); + } + else + { + if ( grid->GetGridCursorRow() < grid->GetNumberRows() - 1 ) + grid->MoveCursorDown( false ); + } +} + +void GridFrame::SetTabBehaviour(wxCommandEvent& event) { - grid->SetUseNativeColLabels( - GetMenuBar()->IsChecked( ID_TOGGLENATIVEHEADER ) ); + // To make any built-in behaviour work, we need to disable the custom TAB + // handler, otherwise it would be overriding them. + grid->Disconnect(wxEVT_GRID_TABBING, + wxGridEventHandler(GridFrame::OnGridCustomTab)); + + grid->SetTabBehaviour( + static_cast(event.GetId() - ID_TAB_STOP) + ); } +void GridFrame::SetTabCustomHandler(wxCommandEvent&) +{ + grid->Connect(wxEVT_GRID_TABBING, + wxGridEventHandler(GridFrame::OnGridCustomTab), + NULL, this); +} + + void GridFrame::ToggleGridLines( wxCommandEvent& WXUNUSED(ev) ) { grid->EnableGridLines( @@ -590,7 +820,7 @@ void GridFrame::SetLabelTextColour( wxCommandEvent& WXUNUSED(ev) ) void GridFrame::SetLabelFont( wxCommandEvent& WXUNUSED(ev) ) { wxFont font = wxGetFontFromUser(this); - if ( font.Ok() ) + if ( font.IsOk() ) { grid->SetLabelFont(font); } @@ -786,6 +1016,7 @@ void GridFrame::AutoSizeLabelsRow(wxCommandEvent& WXUNUSED(event)) void GridFrame::AutoSizeTable(wxCommandEvent& WXUNUSED(event)) { grid->AutoSize(); + Layout(); } @@ -833,7 +1064,7 @@ void GridFrame::SelectRowsOrCols( wxCommandEvent& WXUNUSED(ev) ) void GridFrame::SetCellFgColour( wxCommandEvent& WXUNUSED(ev) ) { wxColour col = wxGetColourFromUser(this); - if ( col.Ok() ) + if ( col.IsOk() ) { grid->SetDefaultCellTextColour(col); grid->Refresh(); @@ -843,7 +1074,7 @@ void GridFrame::SetCellFgColour( wxCommandEvent& WXUNUSED(ev) ) void GridFrame::SetCellBgColour( wxCommandEvent& WXUNUSED(ev) ) { wxColour col = wxGetColourFromUser(this); - if ( col.Ok() ) + if ( col.IsOk() ) { // Check the new Refresh function by passing it a rectangle // which exactly fits the grid. @@ -959,80 +1190,19 @@ void GridFrame::OnColSize( wxGridSizeEvent& ev ) ev.Skip(); } - -void GridFrame::OnShowSelection(wxCommandEvent& WXUNUSED(event)) +void GridFrame::OnColAutoSize( wxGridSizeEvent &event ) { - // max number of elements to dump -- otherwise it can take too much time - static const size_t countMax = 100; - - bool rows = false; - - switch ( grid->GetSelectionMode() ) + // Fit even-numbered columns to their contents while using the default + // behaviour for the odd-numbered ones to be able to see the difference. + int col = event.GetRowOrCol(); + if ( col % 2 ) { - case wxGrid::wxGridSelectCells: - { - const wxGridCellCoordsArray cells(grid->GetSelectedCells()); - size_t count = cells.size(); - wxLogMessage(wxT("%lu cells selected:"), (unsigned long)count); - if ( count > countMax ) - { - wxLogMessage(wxT("[too many selected cells, ") - wxT("showing only the first %lu]"), - (unsigned long)countMax); - count = countMax; - } - - for ( size_t n = 0; n < count; n++ ) - { - const wxGridCellCoords& c = cells[n]; - wxLogMessage(wxT(" selected cell %lu: (%d, %d)"), - (unsigned long)n, c.GetCol(), c.GetRow()); - } - } - break; - - case wxGrid::wxGridSelectRows: - rows = true; - // fall through - - case wxGrid::wxGridSelectColumns: - { - const wxChar *plural, *single; - if ( rows ) - { - plural = wxT("rows"); - single = wxT("row"); - } - else // columns - { - plural = wxT("columns"); - single = wxT("column"); - } - - const wxArrayInt sels((const wxArrayInt)(rows ? grid->GetSelectedRows() - : grid->GetSelectedCols())); - size_t count = sels.size(); - wxLogMessage(wxT("%lu %s selected:"), - (unsigned long)count, plural); - if ( count > countMax ) - { - wxLogMessage(wxT("[too many selected %s, ") - wxT("showing only the first %lu]"), - plural, (unsigned long)countMax); - count = countMax; - } - - for ( size_t n = 0; n < count; n++ ) - { - wxLogMessage(wxT(" selected %s %lu: %d"), - single, (unsigned long)n, sels[n]); - } - } - break; - - default: - wxFAIL_MSG( wxT("unknown wxGrid selection mode") ); - break; + wxLogMessage("Auto-sizing column %d to fit its contents", col); + grid->AutoSizeColumn(col); + } + else + { + event.Skip(); } } @@ -2021,3 +2191,180 @@ void GridFrame::OnTabularTable(wxCommandEvent&) { new TabularGridFrame; } + +// Example using wxGrid::Render +// Displays a preset selection or, if it exists, a selection block +// Draws the selection to a wxBitmap and displays the bitmap +void GridFrame::OnGridRender( wxCommandEvent& event ) +{ + int styleRender = 0, i; + bool useLometric = false, defSize = false; + double zoom = 1; + wxSize sizeMargin( 0, 0 ); + wxPoint pointOrigin( 0, 0 ); + + wxMenu* menu = GetMenuBar()->GetMenu( 0 ); + wxMenuItem* menuItem = menu->FindItem( ID_RENDER_ROW_LABEL ); + menu = menuItem->GetMenu(); + + if ( menu->FindItem( ID_RENDER_ROW_LABEL )->IsChecked() ) + styleRender |= wxGRID_DRAW_ROWS_HEADER; + if ( menu->FindItem( ID_RENDER_COL_LABEL )->IsChecked() ) + styleRender |= wxGRID_DRAW_COLS_HEADER; + if ( menu->FindItem( ID_RENDER_GRID_LINES )->IsChecked() ) + styleRender |= wxGRID_DRAW_CELL_LINES; + if ( menu->FindItem( ID_RENDER_GRID_BORDER )->IsChecked() ) + styleRender |= wxGRID_DRAW_BOX_RECT; + if ( menu->FindItem( ID_RENDER_SELECT_HLIGHT )->IsChecked() ) + styleRender |= wxGRID_DRAW_SELECTION; + if ( menu->FindItem( ID_RENDER_LOMETRIC )->IsChecked() ) + useLometric = true; + if ( menu->FindItem( ID_RENDER_MARGIN )->IsChecked() ) + { + pointOrigin.x += 50; + pointOrigin.y += 50; + sizeMargin.IncBy( 50 ); + } + if ( menu->FindItem( ID_RENDER_ZOOM )->IsChecked() ) + zoom = 1.25; + if ( menu->FindItem( ID_RENDER_DEFAULT_SIZE )->IsChecked() ) + defSize = true; + + // init render area coords with a default row and col selection + wxGridCellCoords topLeft( 0, 0 ), bottomRight( 8, 6 ); + // check whether we are printing a block selection + // other selection types not catered for here + if ( event.GetId() == ID_RENDER_COORDS ) + { + topLeft.SetCol( 6 ); + topLeft.SetRow( 4 ); + bottomRight.SetCol( 15 ); + bottomRight.SetRow( 29 ); + } + else if ( grid->IsSelection() && grid->GetSelectionBlockTopLeft().Count() ) + { + wxGridCellCoordsArray cells = grid->GetSelectionBlockTopLeft(); + if ( grid->GetSelectionBlockBottomRight().Count() ) + { + cells.Add( grid->GetSelectionBlockBottomRight()[ 0 ] ); + topLeft.Set( cells[ 0 ].GetRow(), + cells[ 0 ].GetCol() ); + bottomRight.Set( cells[ 1 ].GetRow(), + cells[ 1 ].GetCol() ); + } + } + + // sum col widths + wxSize sizeRender( 0, 0 ); + wxGridSizesInfo sizeinfo = grid->GetColSizes(); + for ( i = topLeft.GetCol(); i <= bottomRight.GetCol(); i++ ) + { + sizeRender.x += sizeinfo.GetSize( i ); + } + + // sum row heights + sizeinfo = grid->GetRowSizes(); + for ( i = topLeft.GetRow(); i <= bottomRight.GetRow(); i++ ) + { + sizeRender.y += sizeinfo.GetSize( i ); + } + + if ( styleRender & wxGRID_DRAW_ROWS_HEADER ) + sizeRender.x += grid->GetRowLabelSize(); + if ( styleRender & wxGRID_DRAW_COLS_HEADER ) + sizeRender.y += grid->GetColLabelSize(); + + sizeRender.x *= zoom; + sizeRender.y *= zoom; + + // delete any existing render frame and create new one + wxWindow* win = FindWindow( "frameRender" ); + if ( win ) + win->Destroy(); + + wxFrame* frame = new wxFrame( this, wxID_ANY, "Grid Render" ); + frame->SetClientSize( 780, 400 ); + frame->SetName( "frameRender" ); + + wxPanel* canvas = new wxPanel( frame, wxID_ANY ); + + // make bitmap large enough for margins if any + if ( !defSize ) + sizeRender.IncBy( sizeMargin * 2 ); + else + sizeRender.IncBy( sizeMargin ); + + wxBitmap bmp( sizeRender ); + // don't leave it larger or drawing will be scaled + sizeRender.DecBy( sizeMargin * 2 ); + + wxMemoryDC memDc(bmp); + + // default row labels have no background colour so set background + memDc.SetBackground( wxBrush( canvas->GetBackgroundColour() ) ); + memDc.Clear(); + + // convert sizeRender to mapping mode units if necessary + if ( useLometric ) + { + memDc.SetMapMode( wxMM_LOMETRIC ); + sizeRender.x = memDc.DeviceToLogicalXRel( sizeRender.x ); + sizeRender.y = memDc.DeviceToLogicalYRel( sizeRender.y ); + } + + // pass wxDefaultSize if menu item is checked + if ( defSize ) + sizeRender = wxDefaultSize; + + grid->Render( memDc, + pointOrigin, + sizeRender, + topLeft, bottomRight, + wxGridRenderStyle( styleRender ) ); + + m_gridBitmap = bmp; + + canvas->Connect( wxEVT_PAINT, + wxPaintEventHandler(GridFrame::OnRenderPaint), + NULL, + this ); + + frame->Show(); +} + +void GridFrame::OnRenderPaint( wxPaintEvent& event ) +{ + wxPanel* canvas = ( wxPanel* )event.GetEventObject(); + wxPaintDC dc( canvas ); + canvas->PrepareDC( dc ); + + if ( !m_gridBitmap.IsOk() ) + return;; + + wxMemoryDC memDc( m_gridBitmap ); + + dc.Blit( 0, 0, + m_gridBitmap.GetWidth(), + m_gridBitmap.GetHeight(), + &memDc, 0, 0 ); +} + +void GridFrame::HideCol( wxCommandEvent& WXUNUSED(event) ) +{ + grid->HideCol(0); +} + +void GridFrame::ShowCol( wxCommandEvent& WXUNUSED(event) ) +{ + grid->ShowCol(0); +} + +void GridFrame::HideRow( wxCommandEvent& WXUNUSED(event) ) +{ + grid->HideRow(1); +} + +void GridFrame::ShowRow( wxCommandEvent& WXUNUSED(event) ) +{ + grid->ShowRow(1); +}