// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
+// Copyright: (c) Julian Smart
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#endif
#include "wx/sizer.h"
+#include "wx/gbsizer.h"
#include "wx/statline.h"
#include "wx/notebook.h"
EVT_MENU(LAYOUT_TEST_CONSTRAINTS, MyFrame::TestConstraints)
EVT_MENU(LAYOUT_TEST_SIZER, MyFrame::TestFlexSizers)
EVT_MENU(LAYOUT_TEST_NB_SIZER, MyFrame::TestNotebookSizers)
+ EVT_MENU(LAYOUT_TEST_GB_SIZER, MyFrame::TestGridBagSizer)
END_EVENT_TABLE()
// Define my frame constructor
file_menu->Append(LAYOUT_TEST_CONSTRAINTS, _T("Test &constraints"));
file_menu->Append(LAYOUT_TEST_SIZER, _T("Test wx&FlexSizer"));
file_menu->Append(LAYOUT_TEST_NB_SIZER, _T("&Test notebook sizers"));
+ file_menu->Append(LAYOUT_TEST_GB_SIZER, _T("Test &gridbag sizer"));
file_menu->AppendSeparator();
file_menu->Append(LAYOUT_QUIT, _T("E&xit"), _T("Quit program"));
_T("About Layout Demo"), wxOK|wxICON_INFORMATION);
}
+void MyFrame::TestGridBagSizer(wxCommandEvent& WXUNUSED(event) )
+{
+ MyGridBagSizerFrame *newFrame = new
+ MyGridBagSizerFrame(_T("wxGridBagSizer Test Frame"), 50, 50);
+ newFrame->Show(TRUE);
+}
+
+
// ----------------------------------------------------------------------------
// MyConstraintsFrame
// ----------------------------------------------------------------------------
list->SetConstraints(b2);
wxTextCtrl *mtext = new wxTextCtrl(panel, -1,
- _T("This frame is laid out using\n"
- "constraints, but the preferred\n"
- "layout mechanism now are sizers."),
+ _T("This frame is laid out using\nconstraints, but the preferred\nlayout mechanism now are sizers."),
wxDefaultPosition,
wxDefaultSize,
wxTE_MULTILINE);
topsizer->SetSizeHints( this );
}
+// ----------------------------------------------------------------------------
+// MyGridBagSizerFrame
+// ----------------------------------------------------------------------------
+
+// some simple macros to help make the sample code below more clear
+#define TEXTCTRL(text) new wxTextCtrl(p, -1, _T(text))
+#define MLTEXTCTRL(text) new wxTextCtrl(p, -1, _T(text), wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE)
+#define POS(r, c) wxGBPosition(r,c)
+#define SPAN(r, c) wxGBSpan(r,c)
+
+wxChar* gbsDescription =_T("\
+The wxGridBagSizer is similar to the wxFlexGridSizer except the items are explicitly positioned\n\
+in a virtual cell of the layout grid, and column or row spanning is allowed. For example, this\n\
+static text is positioned at (0,0) and it spans 7 columns.");
+
+
+// Some IDs
+enum {
+ GBS_HIDE_BTN = 1212,
+ GBS_SHOW_BTN,
+ GBS_MOVE_BTN1,
+ GBS_MOVE_BTN2,
+
+ GBS_MAX,
+};
+
+
+BEGIN_EVENT_TABLE(MyGridBagSizerFrame, wxFrame)
+ EVT_BUTTON( GBS_HIDE_BTN, MyGridBagSizerFrame::OnHideBtn)
+ EVT_BUTTON( GBS_SHOW_BTN, MyGridBagSizerFrame::OnShowBtn)
+ EVT_BUTTON( GBS_MOVE_BTN1, MyGridBagSizerFrame::OnMoveBtn)
+ EVT_BUTTON( GBS_MOVE_BTN2, MyGridBagSizerFrame::OnMoveBtn)
+END_EVENT_TABLE()
+
+
+MyGridBagSizerFrame::MyGridBagSizerFrame(const wxChar *title, int x, int y )
+ : wxFrame( NULL, -1, title, wxPoint(x, y) )
+{
+ wxPanel* p = new wxPanel(this, -1);
+ m_panel = p;
+ m_gbs = new wxGridBagSizer();
+
+
+ m_gbs->Add( new wxStaticText(p, -1, gbsDescription),
+ POS(0,0), SPAN(1, 7),
+ wxALIGN_CENTER | wxALL, 5);
+
+ m_gbs->Add( TEXTCTRL("pos(1,0)"), POS(1,0) );
+ m_gbs->Add( TEXTCTRL("pos(1,1)"), POS(1,1) );
+ m_gbs->Add( TEXTCTRL("pos(2,0)"), POS(2,0) );
+ m_gbs->Add( TEXTCTRL("pos(2,1)"), POS(2,1) );
+ m_gbs->Add( MLTEXTCTRL("pos(3,2), span(1,2)\nthis row and col are growable"),
+ POS(3,2), SPAN(1,2), wxEXPAND );
+ m_gbs->Add( MLTEXTCTRL("pos(4,3)\nspan(3,1)"),
+ POS(4,3), SPAN(3,1), wxEXPAND );
+ m_gbs->Add( TEXTCTRL("pos(5,4)"), POS(5,4), wxDefaultSpan, wxEXPAND );
+ m_gbs->Add( TEXTCTRL("pos(6,5)"), POS(6,5), wxDefaultSpan, wxEXPAND );
+ m_gbs->Add( TEXTCTRL("pos(7,6)"), POS(7,6) );
+
+ //m_gbs->Add( TEXTCTRL("bad position"), POS(4,3) ); // Test for assert
+ //m_gbs->Add( TEXTCTRL("bad position"), POS(5,3) ); // Test for assert
+
+
+ m_moveBtn1 = new wxButton(p, GBS_MOVE_BTN1, _T("Move this to (3,6)"));
+ m_moveBtn2 = new wxButton(p, GBS_MOVE_BTN2, _T("Move this to (3,6)"));
+ m_gbs->Add( m_moveBtn1, POS(10,2) );
+ m_gbs->Add( m_moveBtn2, POS(10,3) );
+
+ m_hideBtn = new wxButton(p, GBS_HIDE_BTN, _T("Hide this item -->"));
+ m_gbs->Add(m_hideBtn, POS(12, 3));
+
+ m_hideTxt = new wxTextCtrl(p, -1, _T("pos(12,4), size(150, -1)"),
+ wxDefaultPosition, wxSize(150,-1));
+ m_gbs->Add( m_hideTxt, POS(12,4) );
+
+ m_showBtn = new wxButton(p, GBS_SHOW_BTN, _T("<-- Show it again"));
+ m_gbs->Add(m_showBtn, POS(12, 5));
+ m_showBtn->Disable();
+
+ m_gbs->Add(10,10, POS(14,0));
+
+ m_gbs->AddGrowableRow(3);
+ m_gbs->AddGrowableCol(2);
+
+ p->SetSizerAndFit(m_gbs);
+ SetClientSize(p->GetSize());
+}
+
+
+void MyGridBagSizerFrame::OnHideBtn(wxCommandEvent&)
+{
+ m_gbs->Hide(m_hideTxt);
+ m_hideBtn->Disable();
+ m_showBtn->Enable();
+ m_gbs->Layout();
+}
+
+void MyGridBagSizerFrame::OnShowBtn(wxCommandEvent&)
+{
+ m_gbs->Show(m_hideTxt);
+ m_hideBtn->Enable();
+ m_showBtn->Disable();
+ m_gbs->Layout();
+}
+
+
+void MyGridBagSizerFrame::OnMoveBtn(wxCommandEvent& event)
+{
+ wxButton* btn = (wxButton*)event.GetEventObject();
+ wxGBPosition curPos = m_gbs->GetItemPosition(btn);
+
+ // if it's already at the "other" spot then move it back
+ if (curPos == wxGBPosition(3,6))
+ {
+ m_gbs->SetItemPosition(btn, m_lastPos);
+ btn->SetLabel(_T("Move this to (3,6)"));
+ }
+ else
+ {
+ if ( m_gbs->CheckForIntersection(wxGBPosition(3,6), wxGBSpan(1,1)) )
+ wxMessageBox(
+_T("wxGridBagSizer will not allow items to be in the same cell as\n\
+another item, so this operation will fail. You will also get an assert\n\
+when compiled in debug mode."), _T("Warning"), wxOK | wxICON_INFORMATION);
+
+ if ( m_gbs->SetItemPosition(btn, wxGBPosition(3,6)) )
+ {
+ m_lastPos = curPos;
+ btn->SetLabel(_T("Move it back"));
+ }
+ }
+ m_gbs->Layout();
+}