418 lines
13 KiB
C++
418 lines
13 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: ownerdrw.cpp
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// Purpose: Owner-draw sample, for Windows
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 13.11.97
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// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// headers & declarations
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// ============================================================================
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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#include "wx/ownerdrw.h"
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#include "wx/menuitem.h"
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#include "wx/checklst.h"
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// Define a new application type
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class OwnerDrawnApp: public wxApp
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{
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public:
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bool OnInit();
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};
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// Define a new frame type
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class OwnerDrawnFrame : public wxFrame
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{
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public:
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// ctor & dtor
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OwnerDrawnFrame(wxFrame *frame, const wxString& title, int x, int y, int w, int h);
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~OwnerDrawnFrame(){};
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// notifications
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void OnQuit (wxCommandEvent& event);
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void OnMenuToggle (wxCommandEvent& event);
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void OnAbout (wxCommandEvent& event);
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void OnListboxSelect (wxCommandEvent& event);
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void OnCheckboxToggle (wxCommandEvent& event);
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void OnListboxDblClick (wxCommandEvent& event);
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bool OnClose () { return true; }
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wxDECLARE_EVENT_TABLE();
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private:
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void InitMenu();
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wxCheckListBox *m_pListBox;
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wxMenuItem *pAboutItem;
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};
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enum
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{
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Menu_Quit = 1,
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Menu_First = 100,
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Menu_Test1, Menu_Test2, Menu_Test3,
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Menu_Bitmap, Menu_Bitmap2,
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Menu_Submenu, Menu_Sub1, Menu_Sub2, Menu_Sub3,
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Menu_Toggle, Menu_About,
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Menu_Drawn1, Menu_Drawn2, Menu_Drawn3, Menu_Drawn4, Menu_Drawn5,
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Menu_Native1, Menu_Native2, Menu_Native3, Menu_Native4, Menu_Native5,
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Control_First = 1000,
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Control_Listbox, Control_Listbox2
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};
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wxBEGIN_EVENT_TABLE(OwnerDrawnFrame, wxFrame)
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EVT_MENU(Menu_Toggle, OwnerDrawnFrame::OnMenuToggle)
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EVT_MENU(Menu_About, OwnerDrawnFrame::OnAbout)
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EVT_MENU(Menu_Quit, OwnerDrawnFrame::OnQuit)
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EVT_LISTBOX(Control_Listbox, OwnerDrawnFrame::OnListboxSelect)
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EVT_CHECKLISTBOX(Control_Listbox, OwnerDrawnFrame::OnCheckboxToggle)
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EVT_COMMAND(Control_Listbox, wxEVT_LISTBOX_DCLICK,
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OwnerDrawnFrame::OnListboxDblClick)
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wxEND_EVENT_TABLE()
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IMPLEMENT_APP(OwnerDrawnApp)
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// init our app: create windows
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bool OwnerDrawnApp::OnInit(void)
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{
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if ( !wxApp::OnInit() )
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return false;
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new OwnerDrawnFrame(NULL, "wxWidgets Ownerdraw Sample", 50, 50, 450, 340);
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return true;
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}
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// create the menu bar for the main frame
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void OwnerDrawnFrame::InitMenu()
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{
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// Make a menubar
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wxMenuItem *pItem;
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wxMenu *file_menu = new wxMenu;
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#ifndef __WXUNIVERSAL__
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wxMenu *sub_menu = new wxMenu;
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// vars used for menu construction
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wxFont fontLarge(18, wxROMAN, wxNORMAL, wxBOLD, false),
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fontUlined(12, wxDEFAULT, wxNORMAL, wxNORMAL, true),
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fontItalic(12, wxMODERN, wxITALIC, wxBOLD, false),
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// should be at least of the size of bitmaps
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fontBmp(14, wxDEFAULT, wxNORMAL, wxNORMAL, false);
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// sorry for my artistic skills...
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wxBitmap bmpBell(wxT("bell")),
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bmpSound(wxT("sound")),
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bmpNoSound(wxT("nosound")),
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bmpInfo(wxT("info")),
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bmpInfo_mono(wxT("info_mono"));
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// construct submenu
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pItem = new wxMenuItem(sub_menu, Menu_Sub1, wxT("Submenu &first"), wxT("large"));
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pItem->SetFont(fontLarge);
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sub_menu->Append(pItem);
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pItem = new wxMenuItem(sub_menu, Menu_Sub2, wxT("Submenu &second"), wxT("italic"),
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wxITEM_CHECK);
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pItem->SetFont(fontItalic);
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sub_menu->Append(pItem);
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pItem = new wxMenuItem(sub_menu, Menu_Sub3, wxT("Submenu &third"), wxT("underlined"),
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wxITEM_CHECK);
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pItem->SetFont(fontUlined);
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sub_menu->Append(pItem);
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// construct menu
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pItem = new wxMenuItem(file_menu, Menu_Test1, wxT("&Uncheckable"), wxT("red item"));
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pItem->SetFont(*wxITALIC_FONT);
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pItem->SetTextColour(wxColor(255, 0, 0));
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file_menu->Append(pItem);
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pItem = new wxMenuItem(file_menu, Menu_Test2, wxT("&Checkable"),
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wxT("checkable item"), wxITEM_CHECK);
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pItem->SetFont(*wxSMALL_FONT);
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file_menu->Append(pItem);
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file_menu->Check(Menu_Test2, true);
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pItem = new wxMenuItem(file_menu, Menu_Test3, wxT("&Disabled"), wxT("disabled item"));
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pItem->SetFont(*wxNORMAL_FONT);
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file_menu->Append(pItem);
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file_menu->Enable(Menu_Test3, false);
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file_menu->AppendSeparator();
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pItem = new wxMenuItem(file_menu, Menu_Bitmap, wxT("&Bell"),
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wxT("check/uncheck me!"), wxITEM_CHECK);
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pItem->SetFont(fontBmp);
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pItem->SetBitmaps(bmpBell);
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file_menu->Append(pItem);
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pItem = new wxMenuItem(file_menu, Menu_Bitmap2, wxT("So&und"),
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wxT("icon changes!"), wxITEM_CHECK);
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pItem->SetFont(fontBmp);
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pItem->SetBitmaps(bmpSound, bmpNoSound);
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file_menu->Append(pItem);
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file_menu->AppendSeparator();
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pItem = new wxMenuItem(file_menu, Menu_Submenu, wxT("&Sub menu"), wxT(""),
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wxITEM_CHECK, sub_menu);
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pItem->SetFont(*wxSWISS_FONT);
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file_menu->Append(pItem);
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file_menu->AppendSeparator();
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pItem = new wxMenuItem(file_menu, Menu_Toggle, wxT("&Disable/Enable\tCtrl+D"),
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wxT("enables/disables the About-Item"), wxITEM_NORMAL);
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pItem->SetFont(*wxNORMAL_FONT);
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file_menu->Append(pItem);
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// Of course Ctrl+RatherLongAccel will not work in this example:
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pAboutItem = new wxMenuItem(file_menu, Menu_About, wxT("&About\tCtrl+RatherLongAccel"),
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wxT("display program information"), wxITEM_NORMAL);
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pAboutItem->SetBitmap(bmpInfo);
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pAboutItem->SetDisabledBitmap(bmpInfo_mono);
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file_menu->Append(pAboutItem);
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file_menu->AppendSeparator();
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#endif
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pItem = new wxMenuItem(file_menu, Menu_Quit, wxT("&Quit"), wxT("Normal item"),
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wxITEM_NORMAL);
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file_menu->Append(pItem);
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wxMenu* drawn_menu = new wxMenu;
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pItem = new wxMenuItem(drawn_menu, Menu_Drawn1, wxT("&Menu item\tCtrl+K"));
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drawn_menu->Append(pItem);
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drawn_menu->AppendSeparator();
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pItem = new wxMenuItem(drawn_menu, Menu_Drawn2, wxT("&Checked item"),
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wxT("check/uncheck me!"), wxITEM_CHECK);
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drawn_menu->Append(pItem);
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drawn_menu->Check(Menu_Drawn2, true);
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pItem = new wxMenuItem(drawn_menu, Menu_Drawn3, wxT("&Radio item"),
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wxT("check/uncheck me!"), wxITEM_RADIO);
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drawn_menu->Append(pItem);
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drawn_menu->AppendSeparator();
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pItem = new wxMenuItem(drawn_menu, Menu_Drawn4, wxT("&Disabled item\tCtrl+RatherLongAccel"),
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wxT("disabled item"));
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pItem->Enable(false);
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drawn_menu->Append(pItem);
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pItem = new wxMenuItem(drawn_menu, Menu_Drawn5, wxT("&Other\tCtrl+O"), wxT("other item"));
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pItem->SetTextColour(*wxRED);
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drawn_menu->Append(pItem);
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wxMenu* native_menu = new wxMenu;
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pItem = new wxMenuItem(native_menu, Menu_Native1, wxT("&Menu item\tCtrl+K"));
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native_menu->Append(pItem);
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native_menu->AppendSeparator();
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pItem = new wxMenuItem(native_menu, Menu_Native2, wxT("&Checked item"),
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wxT("check/uncheck me!"), wxITEM_CHECK);
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native_menu->Append(pItem);
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native_menu->Check(Menu_Native2, true);
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pItem = new wxMenuItem(native_menu, Menu_Native3, wxT("&Radio item"),
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wxT("check/uncheck me!"), wxITEM_RADIO);
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native_menu->Append(pItem);
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native_menu->AppendSeparator();
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pItem = new wxMenuItem(native_menu, Menu_Native4, wxT("&Disabled item\tCtrl+RatherLongAccel"),
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wxT("disabled item"));
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pItem->Enable(false);
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native_menu->Append(pItem);
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pItem = new wxMenuItem(native_menu, Menu_Native5, wxT("&Other\tCtrl+O"), wxT("other item"));
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native_menu->Append(pItem);
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wxMenuBar *menu_bar = new wxMenuBar;
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menu_bar->Append(file_menu, wxT("&File"));
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menu_bar->Append(drawn_menu, wxT("&Drawn"));
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menu_bar->Append(native_menu, wxT("&Native"));
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SetMenuBar(menu_bar);
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}
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// main frame constructor
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OwnerDrawnFrame::OwnerDrawnFrame(wxFrame *frame, const wxString& title,
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int x, int y, int w, int h)
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: wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
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{
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// set the icon
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SetIcon(wxICON(sample));
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// create the menu
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InitMenu();
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#if wxUSE_STATUSBAR
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// create the status line
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const int widths[] = { -1, 60 };
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CreateStatusBar(2);
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SetStatusWidths(2, widths);
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SetStatusText(wxT("no selection"), 0);
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#endif // wxUSE_STATUSBAR
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// make a panel with some controls
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wxPanel *pPanel = new wxPanel(this);
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// check list box
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static const wxChar* aszChoices[] = { wxT("Hello"), wxT("world"), wxT("and"),
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wxT("goodbye"), wxT("cruel"), wxT("world"),
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wxT("-------"), wxT("owner-drawn"), wxT("listbox") };
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wxString *astrChoices = new wxString[WXSIZEOF(aszChoices)];
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unsigned int ui;
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for ( ui = 0; ui < WXSIZEOF(aszChoices); ui++ )
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astrChoices[ui] = aszChoices[ui];
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m_pListBox = new wxCheckListBox
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(
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pPanel, // parent
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Control_Listbox, // control id
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wxPoint(10, 10), // listbox position
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wxSize(200, 200), // listbox size
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WXSIZEOF(aszChoices), // number of strings
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astrChoices // array of strings
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);
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delete [] astrChoices;
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for ( ui = 0; ui < WXSIZEOF(aszChoices); ui += 2 )
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{
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#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
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m_pListBox->GetItem(ui)->SetBackgroundColour(wxColor(200, 200, 200));
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#endif
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}
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m_pListBox->Check(2);
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// normal (but owner-drawn) listbox
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static const wxChar* aszColors[] = { wxT("Red"), wxT("Blue"), wxT("Pink"),
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wxT("Green"), wxT("Yellow"),
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wxT("Black"), wxT("Violet") };
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astrChoices = new wxString[WXSIZEOF(aszColors)];
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for ( ui = 0; ui < WXSIZEOF(aszColors); ui++ )
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{
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astrChoices[ui] = aszColors[ui];
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}
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wxListBox *pListBox = new wxListBox
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(
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pPanel, // parent
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Control_Listbox2, // control id
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wxPoint(220, 10), // listbox position
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wxSize(200, 200), // listbox size
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WXSIZEOF(aszColors), // number of strings
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astrChoices, // array of strings
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wxLB_OWNERDRAW // owner-drawn
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);
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#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
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struct { unsigned char r, g, b; } aColors[] =
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{
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{255,0,0}, {0,0,255}, {255,128,192},
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{0,255,0}, {255,255,128},
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{0,0,0}, {128,0,255}
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};
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for ( ui = 0; ui < WXSIZEOF(aszColors); ui++ )
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{
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pListBox->GetItem(ui)->SetTextColour(wxColor(aColors[ui].r,
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aColors[ui].g,
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aColors[ui].b));
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// yellow on white is horrible...
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if ( ui == 4 )
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{
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pListBox->GetItem(ui)->SetBackgroundColour(wxColor(0, 0, 0));
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}
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}
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#else
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wxUnusedVar( pListBox );
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#endif
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delete[] astrChoices;
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Show(true);
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}
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void OwnerDrawnFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
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{
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Close(true);
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}
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void OwnerDrawnFrame::OnMenuToggle(wxCommandEvent& WXUNUSED(event))
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{
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// This example shows the use of bitmaps in ownerdrawn menuitems and is not a good
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// example on how to enable and disable menuitems - this should be done with the help of
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// EVT_UPDATE_UI and EVT_UPDATE_UI_RANGE !
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pAboutItem->Enable( pAboutItem->IsEnabled() ? false : true );
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}
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void OwnerDrawnFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
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{
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wxMessageDialog dialog(this,
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wxT("Demo of owner-drawn controls\n"),
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wxT("About wxOwnerDrawn"), wxYES_NO | wxCANCEL);
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dialog.ShowModal();
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}
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void OwnerDrawnFrame::OnListboxSelect(wxCommandEvent& event)
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{
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#if wxUSE_STATUSBAR
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wxString strSelection;
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unsigned int nSel = event.GetSelection();
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strSelection.Printf(wxT("item %d selected (%schecked)"), nSel,
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m_pListBox->IsChecked(nSel) ? wxT("") : wxT("not "));
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SetStatusText(strSelection);
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#else
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wxUnusedVar(event);
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#endif // wxUSE_STATUSBAR
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}
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void OwnerDrawnFrame::OnListboxDblClick(wxCommandEvent& WXUNUSED(event))
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{
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wxString strSelection;
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strSelection.Printf(wxT("item %d double clicked"),
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m_pListBox->GetSelection());
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wxMessageDialog dialog(this, strSelection);
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dialog.ShowModal();
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}
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void OwnerDrawnFrame::OnCheckboxToggle(wxCommandEvent& event)
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{
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#if wxUSE_STATUSBAR
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wxString strSelection;
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unsigned int nItem = event.GetInt();
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strSelection.Printf(wxT("item %d was %schecked"), nItem,
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m_pListBox->IsChecked(nItem) ? wxT("") : wxT("un"));
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SetStatusText(strSelection);
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#else
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wxUnusedVar(event);
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#endif // wxUSE_STATUSBAR
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}
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