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wxWidgets/samples/combo/combo.cpp
Vadim Zeitlin a340b80d8a wxComboControl and wxOwnerDrawnComboBox (patch 1479938) 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@39113 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2006-05-08 23:42:45 +00:00

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/////////////////////////////////////////////////////////////////////////////
// Name: combo.cpp
// Purpose: wxComboControl sample
// Author: Jaakko Salli
// Modified by:
// Created: Apr-30-2006
// RCS-ID: $Id$
// Copyright: (c) Jaakko Salli
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
// for all others, include the necessary headers (this file is usually all you
// need because it includes almost all "standard" wxWidgets headers)
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#if !wxUSE_COMBOCONTROL
#error "Please set wxUSE_COMBOCONTROL to 1 and rebuild the library."
#endif
#include "wx/image.h"
#include "wx/combo.h"
#include "wx/odcombo.h"
// ----------------------------------------------------------------------------
// resources
// ----------------------------------------------------------------------------
// the application icon (under Windows and OS/2 it is in resources and even
// though we could still include the XPM here it would be unused)
#if !defined(__WXMSW__) && !defined(__WXPM__)
#include "../sample.xpm"
#endif
// ----------------------------------------------------------------------------
// private classes
// ----------------------------------------------------------------------------
// Define a new application type, each program should derive a class from wxApp
class MyApp : public wxApp
{
public:
// override base class virtuals
// ----------------------------
// this one is called on application startup and is a good place for the app
// initialization (doing it here and not in the ctor allows to have an error
// return: if OnInit() returns false, the application terminates)
virtual bool OnInit();
};
// Define a new frame type: this is going to be our main frame
class MyFrame : public wxFrame
{
public:
// ctor and dtor
MyFrame(const wxString& title);
~MyFrame();
// event handlers (these functions should _not_ be virtual)
void OnQuit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
// log wxComboControl events
void OnComboBoxUpdate( wxCommandEvent& event );
protected:
wxTextCtrl* m_logWin;
wxLog* m_logOld;
private:
// any class wishing to process wxWidgets events must use this macro
DECLARE_EVENT_TABLE()
};
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// IDs for the controls and the menu commands
enum
{
// menu items
ComboControl_Quit = wxID_EXIT,
// it is important for the id corresponding to the "About" command to have
// this standard value as otherwise it won't be handled properly under Mac
// (where it is special and put into the "Apple" menu)
ComboControl_About = wxID_ABOUT
};
// ----------------------------------------------------------------------------
// event tables and other macros for wxWidgets
// ----------------------------------------------------------------------------
// the event tables connect the wxWidgets events with the functions (event
// handlers) which process them. It can be also done at run-time, but for the
// simple menu events like this the static method is much simpler.
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_TEXT(wxID_ANY,MyFrame::OnComboBoxUpdate)
EVT_COMBOBOX(wxID_ANY,MyFrame::OnComboBoxUpdate)
EVT_MENU(ComboControl_Quit, MyFrame::OnQuit)
EVT_MENU(ComboControl_About, MyFrame::OnAbout)
END_EVENT_TABLE()
// Create a new application object: this macro will allow wxWidgets to create
// the application object during program execution (it's better than using a
// static object for many reasons) and also implements the accessor function
// wxGetApp() which will return the reference of the right type (i.e. MyApp and
// not wxApp)
IMPLEMENT_APP(MyApp)
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// the application class
// ----------------------------------------------------------------------------
// 'Main program' equivalent: the program execution "starts" here
bool MyApp::OnInit()
{
// create the main application window
MyFrame *frame = new MyFrame(_T("wxComboControl Sample"));
// and show it (the frames, unlike simple controls, are not shown when
// created initially)
frame->Show(true);
// success: wxApp::OnRun() will be called which will enter the main message
// loop and the application will run. If we returned false here, the
// application would exit immediately.
return true;
}
// ----------------------------------------------------------------------------
// wxListView Custom popup interface
// ----------------------------------------------------------------------------
#include <wx/listctrl.h>
class ListViewComboPopup : public wxListView, public wxComboPopup
{
public:
ListViewComboPopup(wxComboControlBase* combo)
: wxListView(), wxComboPopup(combo)
{
m_value = -1;
m_itemHere = -1; // hot item in list
}
virtual bool Create( wxWindow* parent )
{
return wxListView::Create(parent,1,
wxPoint(0,0),wxDefaultSize,
wxLC_LIST|wxLC_SINGLE_SEL|
wxLC_SORT_ASCENDING|wxSIMPLE_BORDER);
}
virtual wxWindow *GetControl() { return this; }
virtual void SetStringValue( const wxString& s )
{
int n = wxListView::FindItem(-1,s);
if ( n >= 0 && n < GetItemCount() )
wxListView::Select(n);
}
virtual wxString GetStringValue() const
{
if ( m_value >= 0 )
return wxListView::GetItemText(m_value);
return wxEmptyString;
}
//
// Popup event handlers
//
// Mouse hot-tracking
void OnMouseMove(wxMouseEvent& event)
{
// Move selection to cursor if it is inside the popup
int resFlags;
int itemHere = HitTest(event.GetPosition(),resFlags);
if ( itemHere >= 0 )
{
wxListView::Select(itemHere,true);
m_itemHere = itemHere;
}
event.Skip();
}
// On mouse left, set the value and close the popup
void OnMouseClick(wxMouseEvent& WXUNUSED(event))
{
m_value = m_itemHere;
// TODO: Send event
Dismiss();
}
//
// Utilies for item manipulation
//
void AddSelection( const wxString& selstr )
{
wxListView::InsertItem(GetItemCount(),selstr);
}
protected:
int m_value; // current item index
int m_itemHere; // hot item in popup
private:
DECLARE_EVENT_TABLE()
};
BEGIN_EVENT_TABLE(ListViewComboPopup, wxListView)
EVT_MOTION(ListViewComboPopup::OnMouseMove)
// NOTE: Left down event is used instead of left up right now
// since MSW wxListCtrl doesn't seem to emit left ups
// consistently.
EVT_LEFT_DOWN(ListViewComboPopup::OnMouseClick)
END_EVENT_TABLE()
// ----------------------------------------------------------------------------
// wxTreeCtrl Custom popup interface
// ----------------------------------------------------------------------------
#include <wx/treectrl.h>
class TreeCtrlComboPopup : public wxTreeCtrl, public wxComboPopup
{
public:
TreeCtrlComboPopup(wxComboControlBase* combo)
: wxTreeCtrl(), wxComboPopup(combo)
{
}
virtual bool Create( wxWindow* parent )
{
return wxTreeCtrl::Create(parent,1,
wxPoint(0,0),wxDefaultSize,
wxTR_HIDE_ROOT|wxTR_HAS_BUTTONS|
wxTR_SINGLE|wxTR_LINES_AT_ROOT|
wxSIMPLE_BORDER);
}
virtual void OnShow()
{
// make sure selected item is visible
if ( m_value.IsOk() )
EnsureVisible(m_value);
}
virtual wxSize GetAdjustedSize( int minWidth,
int WXUNUSED(prefHeight),
int maxHeight )
{
return wxSize(wxMax(300,minWidth),wxMin(250,maxHeight));
}
virtual wxWindow *GetControl() { return this; }
// Needed by SetStringValue
wxTreeItemId FindItemByText( wxTreeItemId parent, const wxString& text )
{
wxTreeItemIdValue cookie;
wxTreeItemId child = GetFirstChild(parent,cookie);
while ( child.IsOk() )
{
if ( GetItemText(child) == text )
{
return child;
}
if ( ItemHasChildren(child) )
{
wxTreeItemId found = FindItemByText(child,text);
if ( found.IsOk() )
return found;
}
child = GetNextChild(parent,cookie);
}
return wxTreeItemId();
}
virtual void SetStringValue( const wxString& s )
{
wxTreeItemId root = GetRootItem();
if ( !root.IsOk() )
return;
wxTreeItemId found = FindItemByText(root,s);
if ( found.IsOk() )
{
m_value = m_itemHere = found;
wxTreeCtrl::SelectItem(found);
}
}
virtual wxString GetStringValue() const
{
if ( m_value.IsOk() )
return wxTreeCtrl::GetItemText(m_value);
return wxEmptyString;
}
//
// Popup event handlers
//
// Mouse hot-tracking
void OnMouseMove(wxMouseEvent& event)
{
int resFlags;
wxTreeItemId itemHere = HitTest(event.GetPosition(),resFlags);
if ( itemHere.IsOk() && (resFlags & wxTREE_HITTEST_ONITEMLABEL) )
{
wxTreeCtrl::SelectItem(itemHere,true);
m_itemHere = itemHere;
}
event.Skip();
}
// On mouse left, set the value and close the popup
void OnMouseClick(wxMouseEvent& event)
{
int resFlags;
wxTreeItemId itemHere = HitTest(event.GetPosition(),resFlags);
if ( itemHere.IsOk() && (resFlags & wxTREE_HITTEST_ONITEMLABEL) )
{
m_itemHere = itemHere;
m_value = itemHere;
Dismiss();
// TODO: Send event
}
event.Skip();
}
protected:
wxTreeItemId m_value; // current item index
wxTreeItemId m_itemHere; // hot item in popup
private:
DECLARE_EVENT_TABLE()
};
BEGIN_EVENT_TABLE(TreeCtrlComboPopup, wxTreeCtrl)
EVT_MOTION(TreeCtrlComboPopup::OnMouseMove)
// NOTE: Left down event is used instead of left up right now
// since MSW wxTreeCtrl doesn't seem to emit left ups
// consistently.
EVT_LEFT_DOWN(TreeCtrlComboPopup::OnMouseClick)
END_EVENT_TABLE()
// ----------------------------------------------------------------------------
// wxOwnerDrawnComboBox with custom paint list items
// ----------------------------------------------------------------------------
class wxPenStyleComboBox : public wxOwnerDrawnComboBox
{
public:
virtual bool OnDrawListItem( wxDC& dc, const wxRect& rect, int item, int flags )
{
wxRect r(rect);
r.Deflate(3);
r.height -= 2;
int pen_style = wxSOLID;
if ( item == 1 )
pen_style = wxTRANSPARENT;
else if ( item == 2 )
pen_style = wxDOT;
else if ( item == 3 )
pen_style = wxLONG_DASH;
else if ( item == 4 )
pen_style = wxSHORT_DASH;
else if ( item == 5 )
pen_style = wxDOT_DASH;
else if ( item == 6 )
pen_style = wxBDIAGONAL_HATCH;
else if ( item == 7 )
pen_style = wxCROSSDIAG_HATCH;
else if ( item == 8 )
pen_style = wxFDIAGONAL_HATCH;
else if ( item == 9 )
pen_style = wxCROSS_HATCH;
else if ( item == 10 )
pen_style = wxHORIZONTAL_HATCH;
else if ( item == 11 )
pen_style = wxVERTICAL_HATCH;
wxPen pen( dc.GetTextForeground(), 3, pen_style );
// Get text colour as pen colour
dc.SetPen ( pen );
if ( !(flags & wxCC_PAINTING_CONTROL) )
{
dc.DrawText(GetString( item ),
r.x + 3,
(r.y + 0) + ( (r.height/2) - dc.GetCharHeight() )/2
);
dc.DrawLine( r.x+5, r.y+((r.height/4)*3), r.x+r.width - 5, r.y+((r.height/4)*3) );
/*
dc.SetBrush( *wxTRANSPARENT_BRUSH );
dc.DrawRectangle( r );
dc.DrawText(GetString( item ),
r.x + 3,
(r.y + 0) + ( (r.height) - dc.GetCharHeight() )/2
);
*/
}
else
{
dc.DrawLine( r.x+5, r.y+r.height/2, r.x+r.width - 5, r.y+r.height/2 );
}
return true;
}
virtual wxCoord OnMeasureListItem( int WXUNUSED(item) )
{
return 24;
}
virtual wxCoord OnMeasureListItemWidth( int WXUNUSED(item) )
{
return -1; // default - will be measured from text width
}
};
// ----------------------------------------------------------------------------
// wxComboControl with entirely custom button action (opens file dialog)
// ----------------------------------------------------------------------------
class wxFileSelectorCombo : public wxComboControl
{
public:
wxFileSelectorCombo() : wxComboControl() { Init(); }
wxFileSelectorCombo(wxWindow *parent,
wxWindowID id = wxID_ANY,
const wxString& value = wxEmptyString,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = 0,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxComboBoxNameStr)
: wxComboControl()
{
Init();
Create(parent,id,value,
pos,size,
// Style flag wxCC_STD_BUTTON makes the button
// behave more like a standard push button.
style | wxCC_STD_BUTTON,
validator,name);
//
// Prepare custom button bitmap (just '...' text)
wxMemoryDC dc;
wxBitmap bmp(12,16);
dc.SelectObject(bmp);
// Draw transparent background
wxColour magic(255,0,255);
wxBrush magicBrush(magic);
dc.SetBrush( magicBrush );
dc.SetPen( *wxTRANSPARENT_PEN );
dc.DrawRectangle(0,0,bmp.GetWidth(),bmp.GetHeight());
// Draw text
wxString str = wxT("...");
int w,h;
dc.GetTextExtent(str, &w, &h, 0, 0);
dc.DrawText(str, (bmp.GetWidth()-w)/2, (bmp.GetHeight()-h)/2);
dc.SelectObject( wxNullBitmap );
// Finalize transparency with a mask
wxMask *mask = new wxMask( bmp, magic );
bmp.SetMask( mask );
SetButtonBitmaps(bmp,true);
}
virtual void OnButtonClick()
{
// Show standard wxFileDialog on button click
wxFileDialog dlg(this,
wxT("Choose File"),
wxEmptyString,
GetValue(),
wxT("All files (*.*)|*.*"),
wxOPEN);
if ( dlg.ShowModal() == wxID_OK )
{
SetValue(dlg.GetPath());
}
}
private:
void Init()
{
// Initialize member variables here
}
};
// ----------------------------------------------------------------------------
// main frame
// ----------------------------------------------------------------------------
// frame constructor
MyFrame::MyFrame(const wxString& title)
: wxFrame(NULL, wxID_ANY, title)
{
wxBoxSizer* topSizer;
wxBoxSizer* topRowSizer;
wxBoxSizer* colSizer;
wxBoxSizer* rowSizer;
wxStaticBoxSizer* groupSizer;
// set the frame icon
SetIcon(wxICON(sample));
#if wxUSE_MENUS
// create a menu bar
wxMenu *fileMenu = new wxMenu;
// the "About" item should be in the help menu
wxMenu *helpMenu = new wxMenu;
helpMenu->Append(ComboControl_About, _T("&About...\tF1"), _T("Show about dialog"));
fileMenu->Append(ComboControl_Quit, _T("E&xit\tAlt-X"), _T("Quit this program"));
// now append the freshly created menu to the menu bar...
wxMenuBar *menuBar = new wxMenuBar();
menuBar->Append(fileMenu, _T("&File"));
menuBar->Append(helpMenu, _T("&Help"));
// ... and attach this menu bar to the frame
SetMenuBar(menuBar);
#endif // wxUSE_MENUS
wxPanel* panel = new wxPanel(this);
// Prepare log window right away since it shows EVT_TEXTs
m_logWin = new wxTextCtrl( panel, 105, wxEmptyString, wxDefaultPosition,
wxSize(-1,125), wxTE_MULTILINE|wxFULL_REPAINT_ON_RESIZE );
m_logWin->SetEditable(false);
wxLogTextCtrl* logger = new wxLogTextCtrl( m_logWin );
m_logOld = logger->SetActiveTarget( logger );
logger->SetTimestamp( NULL );
topSizer = new wxBoxSizer( wxVERTICAL );
topRowSizer = new wxBoxSizer( wxHORIZONTAL );
colSizer = new wxBoxSizer( wxVERTICAL );
// Make sure GetFeatures is implemented
int features = wxComboControl::GetFeatures();
wxLogDebug(wxT("wxComboControl features: 0x%X (all features: 0x%X)"),
features,wxComboControlFeatures::All);
wxComboBox* cb;
wxComboControl* cc;
wxGenericComboControl* gcc;
wxOwnerDrawnComboBox* odc;
// Create common strings array
wxArrayString arrItems;
arrItems.Add( wxT("Solid") );
arrItems.Add( wxT("Transparent") );
arrItems.Add( wxT("Dot") );
arrItems.Add( wxT("Long Dash") );
arrItems.Add( wxT("Short Dash") );
arrItems.Add( wxT("Dot Dash") );
arrItems.Add( wxT("Backward Diagonal Hatch") );
arrItems.Add( wxT("Cross-diagonal Hatch") );
arrItems.Add( wxT("Forward Diagonal Hatch") );
arrItems.Add( wxT("Cross Hatch") );
arrItems.Add( wxT("Horizontal Hatch") );
arrItems.Add( wxT("Vertical Hatch") );
int border = 4;
//
// Show some wxOwnerDrawComboBoxes for comparison
//
rowSizer = new wxBoxSizer(wxHORIZONTAL);
groupSizer = new wxStaticBoxSizer(new wxStaticBox(panel,wxID_ANY,wxT(" wxOwnerDrawnComboBox ")),
wxVERTICAL);
groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Writable, sorted:")), 0,
wxALIGN_CENTER_VERTICAL|wxRIGHT|wxEXPAND, border );
odc = new wxOwnerDrawnComboBox(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize,
arrItems,
wxCB_SORT // wxNO_BORDER|wxCB_READONLY
);
odc->Append(wxT("H - Appended Item")); // test sorting in append
odc->SetValue(wxT("Dot Dash"));
groupSizer->Add( odc, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
//
// Readonly ODComboBox
groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Read-only:")), 0,
wxALIGN_CENTER_VERTICAL|wxRIGHT, border );
odc = new wxOwnerDrawnComboBox(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize,
arrItems,
wxCB_SORT|wxCB_READONLY // wxNO_BORDER|wxCB_READONLY
);
odc->SetValue(wxT("Dot Dash"));
groupSizer->Add( odc, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
//
// Disabled ODComboBox
groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Disabled:")), 0,
wxALIGN_CENTER_VERTICAL|wxRIGHT, border );
odc = new wxOwnerDrawnComboBox(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize,
arrItems,
wxCB_SORT|wxCB_READONLY // wxNO_BORDER|wxCB_READONLY
);
odc->SetValue(wxT("Dot Dash"));
odc->Enable(false);
groupSizer->Add( odc, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
rowSizer->Add( groupSizer, 1, wxEXPAND|wxALL, border );
groupSizer = new wxStaticBoxSizer(new wxStaticBox(panel,wxID_ANY,wxT(" wxComboBox ")),
wxVERTICAL);
//
// wxComboBox
//
groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Writable, sorted:")), 0,
wxALIGN_CENTER_VERTICAL|wxRIGHT|wxEXPAND, border );
cb = new wxComboBox(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize,
arrItems,
wxCB_SORT // wxNO_BORDER|wxCB_READONLY
);
cb->Append(wxT("H - Appended Item")); // test sorting in append
cb->SetValue(wxT("Dot Dash"));
groupSizer->Add( cb, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
//
// Readonly wxComboBox
groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Read-only:")), 0,
wxALIGN_CENTER_VERTICAL|wxRIGHT, border );
cb = new wxComboBox(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize,
arrItems,
wxCB_SORT|wxCB_READONLY // wxNO_BORDER|wxCB_READONLY
);
cb->SetValue(wxT("Dot Dash"));
groupSizer->Add( cb, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
//
// Disabled wxComboBox
groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Disabled:")), 0,
wxALIGN_CENTER_VERTICAL|wxRIGHT, border );
cb = new wxComboBox(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize,
arrItems,
wxCB_SORT|wxCB_READONLY // wxNO_BORDER|wxCB_READONLY
);
cb->SetValue(wxT("Dot Dash"));
cb->Enable(false);
groupSizer->Add( cb, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
rowSizer->Add( groupSizer, 1, wxEXPAND|wxALL, border );
colSizer->Add( rowSizer, 1, wxEXPAND|wxALL, border );
//
// Pen selector ODComboBox with application painted items
//
rowSizer = new wxBoxSizer ( wxHORIZONTAL );
rowSizer->Add( new wxStaticText(panel,wxID_ANY,
wxT("OwnerDrawnComboBox with Custom Paint Items and Button Placing:")), 1,
wxALIGN_CENTER_VERTICAL|wxRIGHT, 4 );
colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
rowSizer = new wxBoxSizer ( wxHORIZONTAL );
// When defining derivative class for callbacks, we need
// to use two-stage creation (or redefine the common wx
// constructor).
odc = new wxPenStyleComboBox();
odc->Create(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize,
arrItems,
wxCB_READONLY //wxNO_BORDER | wxCB_READONLY
);
//m_odc->SetCustomPaintWidth( 60 );
odc->SetSelection(0);
odc->SetButtonPosition(-2, // width adjustment
-6, // height adjustment
wxLEFT, // side
2 // horizontal spacing
);
rowSizer->Add( odc, 1, wxALIGN_CENTER_VERTICAL|wxALL, 4 );
rowSizer->AddStretchSpacer(1);
colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
//
// List View wxComboControl
//
rowSizer = new wxBoxSizer ( wxHORIZONTAL );
rowSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("List View wxComboControl:")), 1,
wxALIGN_CENTER_VERTICAL|wxRIGHT, 4 );
rowSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Tree Ctrl wxGenericComboControl:")), 1,
wxALIGN_CENTER_VERTICAL|wxRIGHT, 4 );
colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
rowSizer = new wxBoxSizer ( wxHORIZONTAL );
cc = new wxComboControl(panel,2,wxEmptyString,
wxDefaultPosition, wxDefaultSize);
cc->SetPopupMinWidth(300);
ListViewComboPopup* iface = new ListViewComboPopup(cc);
cc->SetPopupControl(iface);
iface->AddSelection( wxT("Cabbage") );
iface->AddSelection( wxT("Potato") );
iface->AddSelection( wxT("Onion") );
iface->AddSelection( wxT("Carrot") );
iface->AddSelection( wxT("Cauliflower") );
iface->AddSelection( wxT("Bean") );
iface->AddSelection( wxT("Raddish") );
iface->AddSelection( wxT("Banana") );
iface->AddSelection( wxT("Apple") );
iface->AddSelection( wxT("Orange") );
iface->AddSelection( wxT("Kiwi") );
iface->AddSelection( wxT("Strawberry") );
iface->AddSelection( wxT("Cucumber") );
iface->AddSelection( wxT("Blackberry") );
iface->AddSelection( wxT("Melon") );
iface->AddSelection( wxT("Cherry") );
iface->AddSelection( wxT("Pea") );
iface->AddSelection( wxT("Pear") );
rowSizer->Add( cc, 1, wxALIGN_CENTER_VERTICAL|wxALL, 5 );
//
// Tree Ctrl wxComboControl
//
// Note that we test that wxGenericComboControl works
gcc = new wxGenericComboControl(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize);
// Set popup interface right away, otherwise some of the calls
// below may fail
TreeCtrlComboPopup* tcPopup = new TreeCtrlComboPopup(gcc);
gcc->SetPopupControl(tcPopup);
// Add items using wxTreeCtrl methods directly
wxTreeItemId rootId = tcPopup->AddRoot(wxT("<hidden_root>"));
wxTreeItemId groupId;
groupId = tcPopup->AppendItem(rootId,wxT("Controls"));
tcPopup->AppendItem(groupId,wxT("wxButton"));
tcPopup->AppendItem(groupId,wxT("wxCheckBox"));
tcPopup->AppendItem(groupId,wxT("wxListCtrl"));
tcPopup->AppendItem(groupId,wxT("wxStaticBox"));
tcPopup->AppendItem(groupId,wxT("wxStaticText"));
tcPopup->AppendItem(groupId,wxT("wxTextCtrl"));
tcPopup->AppendItem(groupId,wxT("wxTreeCtrl"));
groupId = tcPopup->AppendItem(rootId,wxT("Dialogs"));
tcPopup->AppendItem(groupId,wxT("wxDirDialog"));
tcPopup->AppendItem(groupId,wxT("wxFileDialog"));
tcPopup->AppendItem(groupId,wxT("wxWizard"));
gcc->SetValue(wxT("wxStaticBox"));
// Move button to left - it makes more sense for a tree ctrl
gcc->SetButtonPosition(0, // width adjustment
0, // height adjustment
wxLEFT, // side
0 // horizontal spacing
);
rowSizer->Add( gcc, 1, wxALIGN_CENTER_VERTICAL|wxALL, 5 );
colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
#if wxUSE_IMAGE
wxInitAllImageHandlers();
//
// Custom Dropbutton Bitmaps
// (second one uses blank button background)
//
rowSizer = new wxBoxSizer ( wxHORIZONTAL );
rowSizer->Add( new wxStaticText(panel,wxID_ANY,
wxT("OwnerDrawnComboBox with simple dropbutton graphics:")), 1,
wxALIGN_CENTER_VERTICAL|wxRIGHT, 4 );
colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
rowSizer = new wxBoxSizer ( wxHORIZONTAL );
odc = new wxOwnerDrawnComboBox(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize,
arrItems,
(long)0 // wxCB_SORT // wxNO_BORDER | wxCB_READONLY
);
wxOwnerDrawnComboBox* odc2;
odc2 = new wxOwnerDrawnComboBox(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize,
arrItems,
(long)0 // wxCB_SORT // wxNO_BORDER | wxCB_READONLY
);
// Load images from disk
wxImage imgNormal(wxT("dropbutn.png"));
wxImage imgPressed(wxT("dropbutp.png"));
wxImage imgHover(wxT("dropbuth.png"));
if ( imgNormal.Ok() && imgPressed.Ok() && imgHover.Ok() )
{
wxBitmap bmpNormal(imgNormal);
wxBitmap bmpPressed(imgPressed);
wxBitmap bmpHover(imgHover);
odc->SetButtonBitmaps(bmpNormal,false,bmpPressed,bmpHover);
odc2->SetButtonBitmaps(bmpNormal,true,bmpPressed,bmpHover);
}
else
wxLogError(wxT("Dropbutton images not found"));
//odc2->SetButtonPosition(0, // width adjustment
// 0, // height adjustment
// wxLEFT, // side
// 0 // horizontal spacing
// );
rowSizer->Add( odc, 1, wxALIGN_CENTER_VERTICAL|wxALL, 4 );
rowSizer->Add( odc2, 1, wxALIGN_CENTER_VERTICAL|wxALL, 4 );
colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
#endif
//
// wxComboControl with totally custom button action (open file dialog)
//
rowSizer = new wxBoxSizer ( wxHORIZONTAL );
rowSizer->Add( new wxStaticText(panel,wxID_ANY,
wxT("wxComboControl with custom button action:")), 1,
wxALIGN_CENTER_VERTICAL|wxRIGHT, 4 );
colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
rowSizer = new wxBoxSizer ( wxHORIZONTAL );
wxFileSelectorCombo* fsc;
fsc = new wxFileSelectorCombo(panel,wxID_ANY,wxEmptyString,
wxDefaultPosition, wxDefaultSize,
(long)0
);
rowSizer->Add( fsc, 1, wxALIGN_CENTER_VERTICAL|wxALL, 4 );
colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
topRowSizer->Add( colSizer, 1, wxALL, 2 );
topRowSizer->Add( m_logWin, 1, wxEXPAND|wxALL, 5 );
topSizer->Add( topRowSizer, 1, wxEXPAND );
panel->SetSizer( topSizer );
topSizer->SetSizeHints( panel );
SetSize(740,480);
Centre();
}
MyFrame::~MyFrame()
{
delete wxLog::SetActiveTarget(m_logOld);
}
// event handlers
void MyFrame::OnComboBoxUpdate( wxCommandEvent& event )
{
// Don't show messages for the log output window (it'll crash)
if ( event.GetId() == 105 )
return;
if ( event.GetEventType() == wxEVT_COMMAND_COMBOBOX_SELECTED )
wxLogDebug(wxT("EVT_COMBOBOX(id=%i,selection=%i)"),event.GetId(),event.GetSelection());
else if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED )
wxLogDebug(wxT("EVT_TEXT(id=%i,string=\"%s\")"),event.GetId(),event.GetString().c_str());
}
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
// true is to force the frame to close
Close(true);
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
wxMessageBox(wxString::Format(
_T("Welcome to %s!\n")
_T("\n")
_T("This is the wxWidgets wxComboControl sample\n")
_T("running under %s."),
wxVERSION_STRING,
wxGetOsDescription().c_str()
),
_T("About wxComboControl sample"),
wxOK | wxICON_INFORMATION,
this);
}
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