// Name: layout.cpp
// Purpose: Layout sample
// Author: Julian Smart
-// Modified by:
+// Modified by: Robin Dunn, Vadim Zeitlin
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
+// Copyright: (c) 1998 Julian Smart
+// 2005 Vadim Zeitlin
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#include "wx/wx.h"
#endif
-#if !wxUSE_CONSTRAINTS
-#error You must set wxUSE_CONSTRAINTS to 1 in setup.h!
-#endif
-
-#include <ctype.h>
-
#include "wx/sizer.h"
+#include "wx/gbsizer.h"
#include "wx/statline.h"
#include "wx/notebook.h"
+#include "wx/spinctrl.h"
#include "layout.h"
-// Declare two frames
-MyFrame *frame = (MyFrame *) NULL;
-wxMenuBar *menu_bar = (wxMenuBar *) NULL;
+// ----------------------------------------------------------------------------
+// MyApp
+// ----------------------------------------------------------------------------
IMPLEMENT_APP(MyApp)
-MyApp::MyApp()
-{
-}
-
bool MyApp::OnInit()
{
// Create the main frame window
- frame = new MyFrame(NULL, _T("wxWindows Layout Demo"), -1, -1, 400, 300);
+ MyFrame *frame = new MyFrame;
- frame->SetAutoLayout(TRUE);
+ frame->Show(true);
- // Give it a status line
- frame->CreateStatusBar(2);
+ return true;
+}
+// ----------------------------------------------------------------------------
+// MyFrame
+// ----------------------------------------------------------------------------
+
+BEGIN_EVENT_TABLE(MyFrame, wxFrame)
+ EVT_MENU(LAYOUT_ABOUT, MyFrame::OnAbout)
+ EVT_MENU(LAYOUT_QUIT, MyFrame::OnQuit)
+
+ EVT_MENU(LAYOUT_TEST_PROPORTIONS, MyFrame::TestProportions)
+ 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
+MyFrame::MyFrame()
+ : wxFrame(NULL, wxID_ANY, _T("wxWidgets Layout Demo"),
+ wxDefaultPosition, wxDefaultSize,
+ wxDEFAULT_FRAME_STYLE | wxNO_FULL_REPAINT_ON_RESIZE)
+{
// Make a menubar
wxMenu *file_menu = new wxMenu;
- file_menu->Append(LAYOUT_TEST_SIZER, _T("&Test sizers"), _T("Test sizer"));
- file_menu->Append(LAYOUT_TEST_NB, _T("&Test notebook sizers"), _T("Test notebook sizer"));
+ file_menu->Append(LAYOUT_TEST_PROPORTIONS, _T("&Proportions demo...\tF1"));
+ file_menu->Append(LAYOUT_TEST_SIZER, _T("Test wx&FlexSizer...\tF2"));
+ file_menu->Append(LAYOUT_TEST_NB_SIZER, _T("Test ¬ebook sizers...\tF3"));
+ file_menu->Append(LAYOUT_TEST_GB_SIZER, _T("Test &gridbag sizer...\tF4"));
file_menu->AppendSeparator();
- file_menu->Append(LAYOUT_QUIT, _T("E&xit"), _T("Quit program"));
+ file_menu->Append(LAYOUT_QUIT, _T("E&xit"), _T("Quit program"));
wxMenu *help_menu = new wxMenu;
- help_menu->Append(LAYOUT_ABOUT, _T("&About"), _T("About layout demo"));
+ help_menu->Append(LAYOUT_ABOUT, _T("&About"), _T("About layout demo..."));
- menu_bar = new wxMenuBar;
+ wxMenuBar *menu_bar = new wxMenuBar;
menu_bar->Append(file_menu, _T("&File"));
menu_bar->Append(help_menu, _T("&Help"));
// Associate the menu bar with the frame
- frame->SetMenuBar(menu_bar);
+ SetMenuBar(menu_bar);
- // Make a panel
- wxPanel *panel = new wxPanel(frame);
+#if wxUSE_STATUSBAR
+ CreateStatusBar(2);
+ SetStatusText(_T("wxWidgets layout demo"));
+#endif // wxUSE_STATUSBAR
- // Create some panel items
- wxButton *btn1 = new wxButton(panel, -1, _T("A button (1)")) ;
+ wxPanel* p = new wxPanel(this, -1);
+
+ // we want to get a dialog that is stretchable because it
+ // has a text ctrl in the middle. at the bottom, we have
+ // two buttons which.
- wxLayoutConstraints *b1 = new wxLayoutConstraints;
- b1->centreX.SameAs (panel, wxCentreX);
- b1->top.SameAs (panel, wxTop, 5);
- b1->width.PercentOf (panel, wxWidth, 80);
- b1->height.AsIs ();
- btn1->SetConstraints(b1);
+ wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
- wxListBox *list = new wxListBox(panel, -1,
- wxPoint(-1, -1), wxSize(200, 100));
- list->Append(_T("Apple"));
- list->Append(_T("Pear"));
- list->Append(_T("Orange"));
- list->Append(_T("Banana"));
- list->Append(_T("Fruit"));
+ // 1) top: create wxStaticText with minimum size equal to its default size
+ topsizer->Add(
+ new wxStaticText( p, wxID_ANY, _T("An explanation (wxALIGN_RIGHT).") ),
+ wxSizerFlags().Align(wxALIGN_RIGHT).Border(wxALL & ~wxBOTTOM, 5));
- wxLayoutConstraints *b2 = new wxLayoutConstraints;
- b2->top.Below (btn1, 5);
- b2->left.SameAs (panel, wxLeft, 5);
- b2->width.PercentOf (panel, wxWidth, 40);
- b2->bottom.SameAs (panel, wxBottom, 5);
- list->SetConstraints(b2);
+ // 2) top: create wxTextCtrl with minimum size (100x60)
+ topsizer->Add(
+ new wxTextCtrl( p, wxID_ANY, _T("My text (wxEXPAND)."), wxDefaultPosition, wxSize(100,60), wxTE_MULTILINE),
+ wxSizerFlags(1).Expand().Border(wxALL, 5));
- wxTextCtrl *mtext = new wxTextCtrl(panel, -1, _T("Some text"));
+ // 2.5) Gratuitous test of wxStaticBoxSizers
+ wxBoxSizer *statsizer = new wxStaticBoxSizer(
+ new wxStaticBox(p, wxID_ANY, _T("A wxStaticBoxSizer")), wxVERTICAL );
+ statsizer->Add(
+ new wxStaticText(p, wxID_ANY, _T("And some TEXT inside it")),
+ wxSizerFlags().Center().Border(wxALL, 30));
+ topsizer->Add(
+ statsizer,
+ wxSizerFlags(1).Expand().Border(wxALL, 10));
- wxLayoutConstraints *b3 = new wxLayoutConstraints;
- b3->top.Below (btn1, 5);
- b3->left.RightOf (list, 5);
- b3->right.SameAs (panel, wxRight, 5);
- b3->bottom.SameAs (panel, wxBottom, 5);
- mtext->SetConstraints(b3);
+ // 2.7) And a test of wxGridSizer
+ wxGridSizer *gridsizer = new wxGridSizer(2, 5, 5);
+ gridsizer->Add(new wxStaticText(p, wxID_ANY, _T("Label")),
+ wxSizerFlags().Align(wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL));
+ gridsizer->Add(new wxTextCtrl(p, wxID_ANY, _T("Grid sizer demo")),
+ wxSizerFlags(1).Align(wxGROW | wxALIGN_CENTER_VERTICAL));
+ gridsizer->Add(new wxStaticText(p, wxID_ANY, _T("Another label")),
+ wxSizerFlags().Align(wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL));
+ gridsizer->Add(new wxTextCtrl(p, wxID_ANY, _T("More text")),
+ wxSizerFlags(1).Align(wxGROW | wxALIGN_CENTER_VERTICAL));
+ gridsizer->Add(new wxStaticText(p, wxID_ANY, _T("Final label")),
+ wxSizerFlags().Align(wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL));
+ gridsizer->Add(new wxTextCtrl(p, wxID_ANY, _T("And yet more text")),
+ wxSizerFlags().Align(wxGROW | wxALIGN_CENTER_VERTICAL));
+ topsizer->Add(
+ gridsizer,
+ wxSizerFlags().Proportion(1).Expand().Border(wxALL, 10));
+
+
+#if wxUSE_STATLINE
+ // 3) middle: create wxStaticLine with minimum size (3x3)
+ topsizer->Add(
+ new wxStaticLine( p, wxID_ANY, wxDefaultPosition, wxSize(3,3), wxHORIZONTAL),
+ wxSizerFlags().Expand());
+#endif // wxUSE_STATLINE
- MyWindow *canvas = new MyWindow(frame, 0, 0, 400, 400, wxRETAINED);
- // Make a text window
- MyTextWindow *text_window = new MyTextWindow(frame, 0, 250, 400, 150);
+ // 4) bottom: create two centred wxButtons
+ wxBoxSizer *button_box = new wxBoxSizer( wxHORIZONTAL );
+ button_box->Add(
+ new wxButton( p, wxID_ANY, _T("Two buttons in a box") ),
+ wxSizerFlags().Border(wxALL, 7));
+ button_box->Add(
+ new wxButton( p, wxID_ANY, _T("(wxCENTER)") ),
+ wxSizerFlags().Border(wxALL, 7));
- // Set constraints for panel subwindow
- wxLayoutConstraints *c1 = new wxLayoutConstraints;
+ topsizer->Add(button_box, wxSizerFlags().Center());
- c1->left.SameAs (frame, wxLeft);
- c1->top.SameAs (frame, wxTop);
- c1->right.PercentOf (frame, wxWidth, 50);
- c1->height.PercentOf (frame, wxHeight, 50);
+ p->SetSizer( topsizer );
+
+ // don't allow frame to get smaller than what the sizers tell it and also set
+ // the initial size as calculated by the sizers
+ topsizer->SetSizeHints( this );
+}
- panel->SetConstraints(c1);
+void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
+{
+ Close(true);
+}
- // Set constraints for canvas subwindow
- wxLayoutConstraints *c2 = new wxLayoutConstraints;
+void MyFrame::TestProportions(wxCommandEvent& WXUNUSED(event))
+{
+ (new MyProportionsFrame(this))->Show();
+}
- c2->left.SameAs (panel, wxRight);
- c2->top.SameAs (frame, wxTop);
- c2->right.SameAs (frame, wxRight);
- c2->height.PercentOf (frame, wxHeight, 50);
+void MyFrame::TestFlexSizers(wxCommandEvent& WXUNUSED(event) )
+{
+ MyFlexSizerFrame *newFrame = new MyFlexSizerFrame(_T("Flex Sizer Test Frame"), 50, 50);
+ newFrame->Show(true);
+}
- canvas->SetConstraints(c2);
+void MyFrame::TestNotebookSizers(wxCommandEvent& WXUNUSED(event) )
+{
+ MySizerDialog dialog( this, _T("Notebook Sizer Test Dialog") );
- // Set constraints for text subwindow
- wxLayoutConstraints *c3 = new wxLayoutConstraints;
- c3->left.SameAs (frame, wxLeft);
- c3->top.Below (panel);
- c3->right.SameAs (frame, wxRight);
- c3->bottom.SameAs (frame, wxBottom);
+ dialog.ShowModal();
+}
- text_window->SetConstraints(c3);
- frame->Show(TRUE);
+void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
+{
+ (void)wxMessageBox(_T("wxWidgets GUI library layout demo\n"),
+ _T("About Layout Demo"), wxOK|wxICON_INFORMATION);
+}
- frame->SetStatusText(_T("wxWindows layout demo"));
+void MyFrame::TestGridBagSizer(wxCommandEvent& WXUNUSED(event) )
+{
+ MyGridBagSizerFrame *newFrame = new
+ MyGridBagSizerFrame(_T("wxGridBagSizer Test Frame"), 50, 50);
+ newFrame->Show(true);
+}
- SetTopWindow(frame);
+// ----------------------------------------------------------------------------
+// MyProportionsFrame
+// ----------------------------------------------------------------------------
- return TRUE;
+MyProportionsFrame::MyProportionsFrame(wxFrame *parent)
+ : wxFrame(parent, wxID_ANY, _T("Box Sizer Proportions Demo"))
+{
+ size_t n;
+
+ // create the controls
+ wxPanel *panel = new wxPanel(this, wxID_ANY);
+ for ( n = 0; n < WXSIZEOF(m_spins); n++ )
+ {
+ m_spins[n] = new wxSpinCtrl(panel);
+ m_spins[n]->SetValue(n);
+ }
+
+ // lay them out
+ m_sizer = new wxStaticBoxSizer(wxHORIZONTAL, panel,
+ _T("Try changing elements proportions and resizing the window"));
+ for ( n = 0; n < WXSIZEOF(m_spins); n++ )
+ m_sizer->Add(m_spins[n], wxSizerFlags().Border());
+
+ // put everything together
+ panel->SetSizer(m_sizer);
+ wxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
+ sizerTop->Add(panel, wxSizerFlags(1).Expand().Border());
+ UpdateProportions();
+ SetSizerAndFit(sizerTop);
+
+ // and connect the events
+ Connect(wxEVT_COMMAND_TEXT_UPDATED,
+ wxCommandEventHandler(MyProportionsFrame::OnProportionUpdated));
+ Connect(wxEVT_COMMAND_SPINCTRL_UPDATED,
+ wxSpinEventHandler(MyProportionsFrame::OnProportionChanged));
}
-//-----------------------------------------------------------------
-// MyFrame
-//-----------------------------------------------------------------
-
-// Define my frame constructor
-MyFrame::MyFrame(wxFrame *frame, const wxChar *title, int x, int y, int w, int h)
- : wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h))
+void MyProportionsFrame::UpdateProportions()
{
+ for ( size_t n = 0; n < WXSIZEOF(m_spins); n++ )
+ {
+ m_sizer->GetItem(n)->SetProportion(m_spins[n]->GetValue());
+ }
+
+ m_sizer->Layout();
}
-BEGIN_EVENT_TABLE(MyFrame, wxFrame)
- EVT_MENU(LAYOUT_QUIT, MyFrame::OnQuit)
- EVT_MENU(LAYOUT_TEST_SIZER, MyFrame::TestSizers)
- EVT_MENU(LAYOUT_TEST_NB, MyFrame::TestNotebookSizers)
- EVT_MENU(LAYOUT_ABOUT, MyFrame::About)
-END_EVENT_TABLE()
+void MyProportionsFrame::OnProportionUpdated(wxCommandEvent& WXUNUSED(event))
+{
+ UpdateProportions();
+}
-void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
+void MyProportionsFrame::OnProportionChanged(wxSpinEvent& WXUNUSED(event))
{
- Close(TRUE);
+ UpdateProportions();
}
-void MyFrame::TestSizers(wxCommandEvent& WXUNUSED(event) )
+// ----------------------------------------------------------------------------
+// MyFlexSizerFrame
+// ----------------------------------------------------------------------------
+
+void MyFlexSizerFrame::InitFlexSizer(wxFlexGridSizer *sizer, wxWindow* parent)
{
- MySizerFrame *newFrame = new MySizerFrame(NULL, _T("Sizer Test Frame"), 50, 50);
- newFrame->Show(TRUE);
+ for ( int i = 0; i < 3; i++ )
+ {
+ for ( int j = 0; j < 3; j++ )
+ {
+ sizer->Add(new wxStaticText
+ (
+ parent,
+ wxID_ANY,
+ wxString::Format(_T("(%d, %d)"), i + 1, j + 1),
+ wxDefaultPosition,
+ wxDefaultSize,
+ wxALIGN_CENTER
+ ),
+ 0, wxEXPAND | wxALIGN_CENTER_VERTICAL | wxALL, 3);
+ }
+ }
}
-void MyFrame::TestNotebookSizers(wxCommandEvent& WXUNUSED(event) )
+MyFlexSizerFrame::MyFlexSizerFrame(const wxChar *title, int x, int y )
+ : wxFrame(NULL, wxID_ANY, title, wxPoint(x, y) )
{
- wxDialog dialog( this, -1, wxString(_T("Notebook Sizer Test Dialog")) );
+ wxFlexGridSizer *sizerFlex;
+ wxPanel* p = new wxPanel(this, -1);
+
+ // consttuct the first column
+ wxSizer *sizerCol1 = new wxBoxSizer(wxVERTICAL);
+ sizerCol1->Add(new wxStaticText(p, wxID_ANY, _T("Ungrowable:")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerCol1->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol1->Add(new wxStaticText(p, wxID_ANY, _T("Growable middle column:")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(1);
+ sizerCol1->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol1->Add(new wxStaticText(p, wxID_ANY, _T("Growable middle row:")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableRow(1);
+ sizerCol1->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol1->Add(new wxStaticText(p, wxID_ANY, _T("All growable columns:")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(0, 1);
+ sizerFlex->AddGrowableCol(1, 2);
+ sizerFlex->AddGrowableCol(2, 3);
+ sizerCol1->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ // the second one
+ wxSizer *sizerCol2 = new wxBoxSizer(wxVERTICAL);
+ sizerCol2->Add(new wxStaticText(p, wxID_ANY, _T("Growable middle row and column:")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(1);
+ sizerFlex->AddGrowableRow(1);
+ sizerCol2->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol2->Add(new wxStaticText(p, wxID_ANY, _T("Same with horz flex direction")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(1);
+ sizerFlex->AddGrowableRow(1);
+ sizerFlex->SetFlexibleDirection(wxHORIZONTAL);
+ sizerCol2->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol2->Add(new wxStaticText(p, wxID_ANY, _T("Same with grow mode == \"none\"")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(1);
+ sizerFlex->AddGrowableRow(1);
+ sizerFlex->SetFlexibleDirection(wxHORIZONTAL);
+ sizerFlex->SetNonFlexibleGrowMode(wxFLEX_GROWMODE_NONE);
+ sizerCol2->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol2->Add(new wxStaticText(p, wxID_ANY, _T("Same with grow mode == \"all\"")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(1);
+ sizerFlex->AddGrowableRow(1);
+ sizerFlex->SetFlexibleDirection(wxHORIZONTAL);
+ sizerFlex->SetNonFlexibleGrowMode(wxFLEX_GROWMODE_ALL);
+ sizerCol2->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ // add both columns to grid sizer
+ wxGridSizer *sizerTop = new wxGridSizer(2, 0, 20);
+ sizerTop->Add(sizerCol1, 1, wxEXPAND);
+ sizerTop->Add(sizerCol2, 1, wxEXPAND);
+
+ p->SetSizer(sizerTop);
+ sizerTop->SetSizeHints(this);
+}
+// ----------------------------------------------------------------------------
+// MySizerDialog
+// ----------------------------------------------------------------------------
+
+MySizerDialog::MySizerDialog(wxWindow *parent, const wxChar *title)
+ : wxDialog(parent, wxID_ANY, wxString(title))
+{
// Begin with first hierarchy: a notebook at the top and
// and OK button at the bottom.
wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
- wxNotebook *notebook = new wxNotebook( &dialog, -1 );
- wxNotebookSizer *nbs = new wxNotebookSizer( notebook );
- topsizer->Add( nbs, 1, wxGROW );
+ wxNotebook *notebook = new wxNotebook( this, wxID_ANY );
+ topsizer->Add( notebook, 1, wxGROW );
- wxButton *button = new wxButton( &dialog, wxID_OK, _T("OK") );
+ wxButton *button = new wxButton( this, wxID_OK, _T("OK") );
topsizer->Add( button, 0, wxALIGN_RIGHT | wxALL, 10 );
// First page: one big text ctrl
- wxTextCtrl *multi = new wxTextCtrl( notebook, -1, _T("TextCtrl."), wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE );
+ wxTextCtrl *multi = new wxTextCtrl( notebook, wxID_ANY, _T("TextCtrl."), wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE );
notebook->AddPage( multi, _T("Page One") );
// Second page: a text ctrl and a button
- wxPanel *panel = new wxPanel( notebook, -1 );
+ wxPanel *panel = new wxPanel( notebook, wxID_ANY );
notebook->AddPage( panel, _T("Page Two") );
wxSizer *panelsizer = new wxBoxSizer( wxVERTICAL );
- wxTextCtrl *text = new wxTextCtrl( panel, -1, _T("TextLine 1."), wxDefaultPosition, wxSize(250,-1) );
+ wxTextCtrl *text = new wxTextCtrl( panel, wxID_ANY, _T("TextLine 1."), wxDefaultPosition, wxSize(250,-1) );
panelsizer->Add( text, 0, wxGROW|wxALL, 30 );
- text = new wxTextCtrl( panel, -1, _T("TextLine 2."), wxDefaultPosition, wxSize(250,-1) );
+ text = new wxTextCtrl( panel, wxID_ANY, _T("TextLine 2."), wxDefaultPosition, wxSize(250,-1) );
panelsizer->Add( text, 0, wxGROW|wxALL, 30 );
- wxButton *button2 = new wxButton( panel, -1, _T("Hallo") );
+ wxButton *button2 = new wxButton( panel, wxID_ANY, _T("Hallo") );
panelsizer->Add( button2, 0, wxALIGN_RIGHT | wxLEFT|wxRIGHT|wxBOTTOM, 30 );
- panel->SetAutoLayout( TRUE );
+ panel->SetAutoLayout( true );
panel->SetSizer( panelsizer );
// Tell dialog to use sizer
-
- dialog.SetAutoLayout( TRUE );
- dialog.SetSizer( topsizer );
- topsizer->Fit( &dialog );
- topsizer->SetSizeHints( &dialog );
-
- dialog.ShowModal();
+ SetSizer( topsizer );
+ topsizer->SetSizeHints( this );
}
+// ----------------------------------------------------------------------------
+// MyGridBagSizerFrame
+// ----------------------------------------------------------------------------
-void MyFrame::About(wxCommandEvent& WXUNUSED(event) )
-{
- (void)wxMessageBox(_T("wxWindows GUI library layout demo\n"),
- _T("About Layout Demo"), wxOK|wxCENTRE);
-}
+// some simple macros to help make the sample code below more clear
+#define TEXTCTRL(text) new wxTextCtrl(p, wxID_ANY, _T(text))
+#define MLTEXTCTRL(text) new wxTextCtrl(p, wxID_ANY, _T(text), wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE)
+#define POS(r, c) wxGBPosition(r,c)
+#define SPAN(r, c) wxGBSpan(r,c)
-//-----------------------------------------------------------------
-// MyWindow
-//-----------------------------------------------------------------
+const 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.");
-BEGIN_EVENT_TABLE(MyWindow, wxWindow)
- EVT_PAINT(MyWindow::OnPaint)
-END_EVENT_TABLE()
-// Define a constructor for my canvas
-MyWindow::MyWindow(wxFrame *frame, int x, int y, int w, int h, long style)
- : wxWindow(frame, -1, wxPoint(x, y), wxSize(w, h), style)
-{
-}
-
-MyWindow::~MyWindow()
-{
-}
+// Some IDs
+enum {
+ GBS_HIDE_BTN = 1212,
+ GBS_SHOW_BTN,
+ GBS_MOVE_BTN1,
+ GBS_MOVE_BTN2,
-// Define the repainting behaviour
-void MyWindow::OnPaint(wxPaintEvent& WXUNUSED(event) )
-{
- wxPaintDC dc(this);
- dc.SetPen(* wxGREEN_PEN);
- dc.DrawLine(0, 0, 200, 200);
- dc.DrawLine(200, 0, 0, 200);
+ GBS_MAX,
+};
- dc.SetBrush(* wxCYAN_BRUSH);
- dc.SetPen(* wxRED_PEN);
- dc.DrawRectangle(100, 100, 100, 50);
- dc.DrawRoundedRectangle(150, 150, 100, 50, 20);
+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()
- dc.DrawEllipse(250, 250, 100, 50);
-#if wxUSE_SPLINES
- dc.DrawSpline(50, 200, 50, 100, 200, 10);
-#endif // wxUSE_SPLINES
- dc.DrawLine(50, 230, 200, 230);
- dc.SetPen(* wxBLACK_PEN);
- dc.DrawArc(50, 300, 100, 250, 100, 300 );
-}
+MyGridBagSizerFrame::MyGridBagSizerFrame(const wxChar *title, int x, int y )
+ : wxFrame( NULL, wxID_ANY, title, wxPoint(x, y) )
+{
+ wxPanel* p = new wxPanel(this, wxID_ANY);
+ m_panel = p;
+ m_gbs = new wxGridBagSizer();
-//-----------------------------------------------------------------
-// MySizerFrame
-//-----------------------------------------------------------------
-MySizerFrame::MySizerFrame(wxFrame *frame, wxChar *title, int x, int y )
- : wxFrame(frame, -1, title, wxPoint(x, y) )
-{
- // we want to get a dialog that is stretchable because it
- // has a text ctrl in the middle. at the bottom, we have
- // two buttons which.
+ m_gbs->Add( new wxStaticText(p, wxID_ANY, gbsDescription),
+ POS(0,0), SPAN(1, 7),
+ wxALIGN_CENTER | wxALL, 5);
- wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
+ 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) );
- // 1) top: create wxStaticText with minimum size equal to its default size
- topsizer->Add(
- new wxStaticText( this, -1, _T("An explanation (wxALIGN_RIGHT).") ),
- 0, // make vertically unstretchable
- wxALIGN_RIGHT | // right align text
- wxTOP | wxLEFT | wxRIGHT, // make border all around except wxBOTTOM
- 5 ); // set border width to 5
+ //m_gbs->Add( TEXTCTRL("bad position"), POS(4,3) ); // Test for assert
+ //m_gbs->Add( TEXTCTRL("bad position"), POS(5,3) ); // Test for assert
- // 2) top: create wxTextCtrl with minimum size (100x60)
- topsizer->Add(
- new wxTextCtrl( this, -1, _T("My text (wxEXPAND)."), wxDefaultPosition, wxSize(100,60), wxTE_MULTILINE),
- 1, // make vertically stretchable
- wxEXPAND | // make horizontally stretchable
- wxALL, // and make border all around
- 5 ); // set border width to 5
- // 2.5) Gratuitous test of wxStaticBoxSizers
- wxBoxSizer *statsizer = new wxStaticBoxSizer(
- new wxStaticBox(this, -1, _T("A wxStaticBoxSizer")),
- wxVERTICAL );
- statsizer->Add(
- new wxStaticText(this, -1, _T("And some TEXT inside it")),
- 0,
- wxCENTER |
- wxALL,
- 30);
- topsizer->Add(statsizer, 1, wxEXPAND | wxALL, 10);
+ 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) );
- // 2.7) And a test of wxGridSizer
- wxGridSizer *gridsizer = new wxGridSizer(2, 5, 5);
- gridsizer->Add(new wxStaticText(this, -1, _T("Label")), 0,
- wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL);
- gridsizer->Add(new wxTextCtrl(this, -1, _T("Grid sizer demo")), 1,
- wxGROW | wxALIGN_CENTER_VERTICAL);
- gridsizer->Add(new wxStaticText(this, -1, _T("Another label")), 0,
- wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL);
- gridsizer->Add(new wxTextCtrl(this, -1, _T("More text")), 1,
- wxGROW | wxALIGN_CENTER_VERTICAL);
- gridsizer->Add(new wxStaticText(this, -1, _T("Final label")), 0,
- wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL);
- gridsizer->Add(new wxTextCtrl(this, -1, _T("And yet more text")), 1,
- wxGROW | wxALIGN_CENTER_VERTICAL);
- topsizer->Add(gridsizer, 1, wxGROW | wxALL, 10);
+ 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, wxID_ANY, _T("pos(12,4), size(150, -1)"),
+ wxDefaultPosition, wxSize(150,-1));
+ m_gbs->Add( m_hideTxt, POS(12,4) );
- // 3) middle: create wxStaticLine with minimum size (3x3)
- topsizer->Add(
- new wxStaticLine( this, -1, wxDefaultPosition, wxSize(3,3), wxHORIZONTAL),
- 0, // make vertically unstretchable
- wxEXPAND | // make horizontally stretchable
- wxALL, // and make border all around
- 5 ); // set border width to 5
+ 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));
- // 4) bottom: create two centred wxButtons
- wxBoxSizer *button_box = new wxBoxSizer( wxHORIZONTAL );
- button_box->Add(
- new wxButton( this, -1, _T("Two buttons in a box") ),
- 0, // make horizontally unstretchable
- wxALL, // make border all around
- 7 ); // set border width to 7
- button_box->Add(
- new wxButton( this, -1, _T("(wxCENTER)") ),
- 0, // make horizontally unstretchable
- wxALL, // make border all around
- 7 ); // set border width to 7
+ m_gbs->AddGrowableRow(3);
+ m_gbs->AddGrowableCol(2);
- topsizer->Add(
- button_box,
- 0, // make vertically unstretchable
- wxCENTER ); // no border and centre horizontally
+ p->SetSizerAndFit(m_gbs);
+ SetClientSize(p->GetSize());
+}
- // don't allow frame to get smaller than what the sizers tell it and also set
- // the initial size as calculated by the sizers
- topsizer->SetSizeHints( this );
- SetSizer( topsizer );
+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();
+}
projects / wxWidgets.git / blobdiff