X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c32b10778901c56dfd49f9ce3a86c85892fb2877..fa699cbaaf217af186cd04dd10d6ec67c8667136:/samples/display/display.cpp diff --git a/samples/display/display.cpp b/samples/display/display.cpp index 9373aa3fa3..8477103b8b 100644 --- a/samples/display/display.cpp +++ b/samples/display/display.cpp @@ -1,11 +1,11 @@ ///////////////////////////////////////////////////////////////////////////// // Name: display.cpp -// Purpose: wxWindows sample showing the features of wxDisplay class +// Purpose: wxWidgets sample showing the features of wxDisplay class // Author: Vadim Zeitlin -// Modified by: +// Modified by: Ryan Norton & Brian Victor // Created: 23.02.03 // RCS-ID: $Id$ -// Copyright: (c) Vadim Zeitlin +// Copyright: (c) Vadim Zeitlin // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -17,7 +17,7 @@ // headers // ---------------------------------------------------------------------------- -// for compilers that support precompilation, includes "wx/wx.h".from here +// for compilers that support precompilation, includes "wx/wx.h" #include "wx/wxprec.h" #ifdef __BORLANDC__ @@ -26,18 +26,20 @@ // for all others, include the necessary headers explicitly #ifndef WX_PRECOMP - #include "wx/app.h" - #include "wx/frame.h" - - #include "wx/stattext.h" - - #include "wx/layout.h" + #include "wx/wx.h" #endif -#include "wx/notebook.h" +#include "wx/bookctrl.h" +#include "wx/sysopt.h" #include "wx/display.h" + +// the application icon (under Windows and OS/2 it is in resources) +#ifndef wxHAS_IMAGES_IN_RESOURCES + #include "../sample.xpm" +#endif + // ---------------------------------------------------------------------------- // private classes // ---------------------------------------------------------------------------- @@ -65,13 +67,41 @@ public: // event handlers (these functions should _not_ be virtual) void OnQuit(wxCommandEvent& event); + void OnFromPoint(wxCommandEvent& event); + void OnFullScreen(wxCommandEvent& event); void OnAbout(wxCommandEvent& event); +#if wxUSE_DISPLAY + void OnChangeMode(wxCommandEvent& event); + void OnResetMode(wxCommandEvent& event); + + void OnDisplayChanged(wxDisplayChangedEvent& event); +#endif // wxUSE_DISPLAY + + void OnLeftClick(wxMouseEvent& event); + private: - // any class wishing to process wxWindows events must use this macro +#if wxUSE_DISPLAY + // convert video mode to textual description + wxString VideoModeToText(const wxVideoMode& mode); +#endif // wxUSE_DISPLAY + + // GUI controls + wxBookCtrl *m_book; + + // any class wishing to process wxWidgets events must use this macro DECLARE_EVENT_TABLE() }; +// Client data class for the choice control containing the video modes +class MyVideoModeClientData : public wxClientData +{ +public: + MyVideoModeClientData(const wxVideoMode& m) : mode(m) { } + + const wxVideoMode mode; +}; + // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- @@ -80,27 +110,46 @@ private: enum { // menu items - Display_Quit = 1, + Display_FromPoint = wxID_HIGHEST + 1, + Display_FullScreen, + + // controls + Display_ChangeMode, + Display_ResetMode, + Display_CurrentMode, + // 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) + Display_Quit = wxID_EXIT, Display_About = wxID_ABOUT }; // ---------------------------------------------------------------------------- -// event tables and other macros for wxWindows +// event tables and other macros for wxWidgets // ---------------------------------------------------------------------------- -// the event tables connect the wxWindows events with the functions (event +// 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_MENU(Display_Quit, MyFrame::OnQuit) + EVT_MENU(Display_FromPoint, MyFrame::OnFromPoint) + EVT_MENU(Display_FullScreen, MyFrame::OnFullScreen) EVT_MENU(Display_About, MyFrame::OnAbout) + +#if wxUSE_DISPLAY + EVT_CHOICE(Display_ChangeMode, MyFrame::OnChangeMode) + EVT_BUTTON(Display_ResetMode, MyFrame::OnResetMode) + + EVT_DISPLAY_CHANGED(MyFrame::OnDisplayChanged) +#endif // wxUSE_DISPLAY + + EVT_LEFT_UP(MyFrame::OnLeftClick) END_EVENT_TABLE() -// Create a new application object: this macro will allow wxWindows to create +// 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 declares the accessor function // wxGetApp() which will return the reference of the right type (i.e. MyApp and @@ -118,18 +167,28 @@ IMPLEMENT_APP(MyApp) // 'Main program' equivalent: the program execution "starts" here bool MyApp::OnInit() { + if ( !wxApp::OnInit() ) + return false; + +#ifdef __WXMSW__ + if ( argc == 2 && !wxStricmp(argv[1], wxT("/dx")) ) + { + wxSystemOptions::SetOption(wxT("msw.display.directdraw"), 1); + } +#endif // __WXMSW__ + // create the main application window - MyFrame *frame = new MyFrame(_("Display wxWindows Sample"), - wxPoint(50, 50), wxSize(450, 340)); + MyFrame *frame = new MyFrame(_("Display wxWidgets Sample"), + wxDefaultPosition, wxDefaultSize); // and show it (the frames, unlike simple controls, are not shown when // created initially) - frame->Show(TRUE); + frame->Show(); // success: wxApp::OnRun() will be called which will enter the main message - // loop and the application will run. If we returned FALSE here, the + // loop and the application will run. If we returned false here, the // application would exit immediately. - return TRUE; + return true; } // ---------------------------------------------------------------------------- @@ -138,89 +197,238 @@ bool MyApp::OnInit() // frame constructor MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size, long style) - : wxFrame(NULL, -1, title, pos, size, style) + : wxFrame(NULL, wxID_ANY, title, pos, size, style) { // set the frame icon - SetIcon(wxICON(mondrian)); + SetIcon(wxICON(sample)); #if wxUSE_MENUS // create a menu bar - wxMenu *menuFile = new wxMenu; + wxMenu *menuDisplay = new wxMenu; + menuDisplay->Append(Display_FromPoint, _("Find from &point...")); + menuDisplay->AppendSeparator(); + menuDisplay->AppendCheckItem(Display_FullScreen, _("Full &screen\tF12")); + menuDisplay->AppendSeparator(); + menuDisplay->Append(Display_Quit, _("E&xit\tAlt-X"), _("Quit this program")); // the "About" item should be in the help menu wxMenu *helpMenu = new wxMenu; - helpMenu->Append(Display_About, _("&About...\tF1"), _("Show about dialog")); - - menuFile->Append(Display_Quit, _("E&xit\tAlt-X"), _("Quit this program")); + helpMenu->Append(Display_About, _("&About\tF1"), _("Show about dialog")); // now append the freshly created menu to the menu bar... wxMenuBar *menuBar = new wxMenuBar(); - menuBar->Append(menuFile, _("&File")); + menuBar->Append(menuDisplay, _("&Display")); menuBar->Append(helpMenu, _("&Help")); // ... and attach this menu bar to the frame SetMenuBar(menuBar); #endif // wxUSE_MENUS +#if wxUSE_STATUSBAR + // create status bar + CreateStatusBar(); +#endif // wxUSE_STATUSBAR + // create child controls - wxNotebook *notebook = new wxNotebook(this, -1); + wxPanel *panel = new wxPanel(this, wxID_ANY); + + m_book = new wxBookCtrl(panel, wxID_ANY); const size_t count = wxDisplay::GetCount(); - for ( size_t n = 0; n < count; n++ ) + for ( size_t nDpy = 0; nDpy < count; nDpy++ ) { - wxDisplay display(n); + wxDisplay display(nDpy); - wxWindow *page = new wxPanel(notebook, -1); + wxWindow *page = new wxPanel(m_book, wxID_ANY); // create 2 column flex grid sizer with growable 2nd column wxFlexGridSizer *sizer = new wxFlexGridSizer(2, 10, 20); sizer->AddGrowableCol(1); const wxRect r(display.GetGeometry()); - sizer->Add(new wxStaticText(page, -1, _T("Geometry: "))); + sizer->Add(new wxStaticText(page, wxID_ANY, wxT("Origin: "))); + sizer->Add(new wxStaticText + ( + page, + wxID_ANY, + wxString::Format(wxT("(%d, %d)"), + r.x, r.y) + )); + + sizer->Add(new wxStaticText(page, wxID_ANY, wxT("Size: "))); sizer->Add(new wxStaticText ( page, - -1, - wxString::Format(_T("(%d, %d)-(%d, %d)"), - r.x, r.y, - r.x + r.width, r.y + r.height) + wxID_ANY, + wxString::Format(wxT("(%d, %d)"), + r.width, r.height) )); - sizer->Add(new wxStaticText(page, -1, _T("Depth: "))); + const wxRect rc(display.GetClientArea()); + sizer->Add(new wxStaticText(page, wxID_ANY, wxT("Client area: "))); sizer->Add(new wxStaticText ( page, - -1, - wxString::Format(_T("%d bpp"), display.GetDepth()) + wxID_ANY, + wxString::Format(wxT("(%d, %d)-(%d, %d)"), + rc.x, rc.y, rc.width, rc.height) )); - sizer->Add(new wxStaticText(page, -1, _T("Colour: "))); - sizer->Add(new wxStaticText(page, -1, display.IsColour() ? _T("Yes") - : _T("No"))); + sizer->Add(new wxStaticText(page, wxID_ANY, wxT("Name: "))); + sizer->Add(new wxStaticText(page, wxID_ANY, display.GetName())); - // add it to another sizer to have borders around it wxSizer *sizerTop = new wxBoxSizer(wxVERTICAL); sizerTop->Add(sizer, 1, wxALL | wxEXPAND, 10); + +#if wxUSE_DISPLAY + wxChoice *choiceModes = new wxChoice(page, Display_ChangeMode); + const wxArrayVideoModes modes = display.GetModes(); + const size_t count = modes.GetCount(); + for ( size_t nMode = 0; nMode < count; nMode++ ) + { + const wxVideoMode& mode = modes[nMode]; + + choiceModes->Append(VideoModeToText(mode), + new MyVideoModeClientData(mode)); + } + + sizer->Add(new wxStaticText(page, wxID_ANY, wxT("&Modes: "))); + sizer->Add(choiceModes, 0, wxEXPAND); + + sizer->Add(new wxStaticText(page, wxID_ANY, wxT("Current: "))); + sizer->Add(new wxStaticText(page, Display_CurrentMode, + VideoModeToText(display.GetCurrentMode()))); + + // add it to another sizer to have borders around it and button below + sizerTop->Add(new wxButton(page, Display_ResetMode, wxT("&Reset mode")), + 0, wxALL | wxCENTRE, 5); +#endif // wxUSE_DISPLAY + page->SetSizer(sizerTop); - notebook->AddPage(page, - wxString::Format(_T("Display %lu"), (unsigned long)n)); + m_book->AddPage(page, + wxString::Format(wxT("Display %lu"), + (unsigned long)nDpy)); + } + + wxBoxSizer *sizer = new wxBoxSizer(wxHORIZONTAL); + sizer->Add(m_book, 1, wxEXPAND); + panel->SetSizer(sizer); + sizer->SetSizeHints(this); +} + +#if wxUSE_DISPLAY + +wxString MyFrame::VideoModeToText(const wxVideoMode& mode) +{ + wxString s; + s.Printf(wxT("%dx%d"), mode.w, mode.h); + + if ( mode.bpp ) + { + s += wxString::Format(wxT(", %dbpp"), mode.bpp); } + + if ( mode.refresh ) + { + s += wxString::Format(wxT(", %dHz"), mode.refresh); + } + + return s; } +#endif // wxUSE_DISPLAY // event handlers void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) { - // TRUE is to force the frame to close - Close(TRUE); + // true is to force the frame to close + Close(true); } void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) { - wxMessageBox(_T("Demo program for wxDisplay class.\n\n(c) 2003 Vadim Zeitlin"), - _T("About Display Sample"), + wxMessageBox(wxT("Demo program for wxDisplay class.\n\n(c) 2003-2006 Vadim Zeitlin"), + wxT("About Display Sample"), wxOK | wxICON_INFORMATION, this); } + +void MyFrame::OnFromPoint(wxCommandEvent& WXUNUSED(event)) +{ +#if wxUSE_STATUSBAR + SetStatusText(wxT("Press the mouse anywhere...")); +#endif // wxUSE_STATUSBAR + + CaptureMouse(); +} + +void MyFrame::OnFullScreen(wxCommandEvent& event) +{ + ShowFullScreen(event.IsChecked()); +} + +#if wxUSE_DISPLAY + +void MyFrame::OnChangeMode(wxCommandEvent& event) +{ + wxDisplay dpy(m_book->GetSelection()); + + // you wouldn't write this in real code, would you? + if ( !dpy.ChangeMode(((MyVideoModeClientData *) + wxDynamicCast(event.GetEventObject(), wxChoice)-> + GetClientObject(event.GetInt()))->mode) ) + { + wxLogError(wxT("Changing video mode failed!")); + } +} + +void MyFrame::OnResetMode(wxCommandEvent& WXUNUSED(event)) +{ + wxDisplay dpy(m_book->GetSelection()); + + dpy.ResetMode(); +} + +#endif // wxUSE_DISPLAY + +void MyFrame::OnLeftClick(wxMouseEvent& event) +{ + if ( HasCapture() ) + { + // mouse events are in client coords, wxDisplay works in screen ones + const wxPoint ptScreen = ClientToScreen(event.GetPosition()); + int dpy = wxDisplay::GetFromPoint(ptScreen); + if ( dpy == wxNOT_FOUND ) + { + wxLogError(wxT("Mouse clicked outside of display!?")); + } + + wxLogStatus(this, wxT("Mouse clicked in display %d (at (%d, %d))"), + dpy, ptScreen.x, ptScreen.y); + + ReleaseMouse(); + } +} + +#if wxUSE_DISPLAY + +void MyFrame::OnDisplayChanged(wxDisplayChangedEvent& event) +{ + // update the current mode text + for ( size_t n = 0; n < m_book->GetPageCount(); n++ ) + { + wxStaticText *label = wxDynamicCast(m_book->GetPage(n)-> + FindWindow(Display_CurrentMode), + wxStaticText); + if ( label ) + label->SetLabel(VideoModeToText(wxDisplay(n).GetCurrentMode())); + } + + + wxLogStatus(this, wxT("Display resolution was changed.")); + + event.Skip(); +} + +#endif // wxUSE_DISPLAY