/////////////////////////////////////////////////////////////////////////////
// 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 <vadim@wxwindows.org>
+// Copyright: (c) Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// 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__
// 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/wx.h"
+#endif
- #include "wx/layout.h"
+#if !wxUSE_DISPLAY
+ #error "To compile this sample you must build the library with wxUSE_DISPLAY set to 1"
#endif
#include "wx/notebook.h"
#include "wx/display.h"
+
+// the application icon (under Windows and OS/2 it is in resources)
+#if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__) || defined(__WXX11__)
+ #include "../sample.xpm"
+#endif
+
// ----------------------------------------------------------------------------
// private classes
// ----------------------------------------------------------------------------
// event handlers (these functions should _not_ be virtual)
void OnQuit(wxCommandEvent& event);
+ void OnFromPoint(wxCommandEvent& event);
+ void OnFullScreen(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
+ void OnChangeMode(wxCommandEvent& event);
+ void OnResetMode(wxCommandEvent& event);
+
+ void OnLeftClick(wxMouseEvent& event);
+
+ void OnDisplayChanged(wxDisplayChangedEvent& event);
+
private:
- // any class wishing to process wxWindows events must use this macro
+ // convert video mode to textual description
+ wxString VideoModeToText(const wxVideoMode& mode);
+
+ // GUI controls
+ wxNotebook *m_notebook;
+
+ // 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
// ----------------------------------------------------------------------------
// menu items
Display_Quit = 1,
+ Display_FromPoint,
+ Display_FullScreen,
+
+ // controls
+ Display_ChangeMode = 1000,
+ 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)
};
// ----------------------------------------------------------------------------
-// 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)
+
+ EVT_CHOICE(Display_ChangeMode, MyFrame::OnChangeMode)
+ EVT_BUTTON(Display_ResetMode, MyFrame::OnResetMode)
+
+ EVT_LEFT_UP(MyFrame::OnLeftClick)
+
+
+ EVT_DISPLAY_CHANGED(MyFrame::OnDisplayChanged)
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
// 'Main program' equivalent: the program execution "starts" here
bool MyApp::OnInit()
{
+#ifdef __WXMSW__
+ if ( argc == 2 && !wxStricmp(argv[1], _T("/dx")) )
+ {
+ wxDisplay::UseDirectX(true);
+ }
+#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;
}
// ----------------------------------------------------------------------------
// 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"));
-
// 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_notebook = new wxNotebook(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_notebook, 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, _T("Origin: ")));
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(_T("(%d, %d)"),
+ r.x, r.y)
));
- sizer->Add(new wxStaticText(page, -1, _T("Depth: ")));
+ sizer->Add(new wxStaticText(page, wxID_ANY, _T("Size: ")));
sizer->Add(new wxStaticText
(
page,
- -1,
- wxString::Format(_T("%d bpp"), display.GetDepth())
+ wxID_ANY,
+ wxString::Format(_T("(%d, %d)"),
+ r.width, r.height)
));
- sizer->Add(new wxStaticText(page, -1, _T("Colour: ")));
- sizer->Add(new wxStaticText(page, -1, display.IsColour() ? _T("Yes")
- : _T("No")));
- // add it to another sizer to have borders around it
+ sizer->Add(new wxStaticText(page, wxID_ANY, _T("Name: ")));
+ sizer->Add(new wxStaticText(page, wxID_ANY, display.GetName()));
+
+ 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, _T("&Modes: ")));
+ sizer->Add(choiceModes, 0, wxEXPAND);
+
+ sizer->Add(new wxStaticText(page, wxID_ANY, _T("Current: ")));
+ sizer->Add(new wxStaticText(page, Display_CurrentMode,
+ VideoModeToText(display.GetCurrentMode())));
+
+ // add it to another sizer to have borders around it and button below
wxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
sizerTop->Add(sizer, 1, wxALL | wxEXPAND, 10);
+
+ sizerTop->Add(new wxButton(page, Display_ResetMode, _T("&Reset mode")),
+ 0, wxALL | wxCENTRE, 5);
page->SetSizer(sizerTop);
- notebook->AddPage(page,
- wxString::Format(_T("Display %lu"), (unsigned long)n));
+ m_notebook->AddPage(page,
+ wxString::Format(_T("Display %lu"),
+ (unsigned long)nDpy));
}
+
+ wxBoxSizer *sizer = new wxBoxSizer(wxHORIZONTAL);
+ sizer->Add(m_notebook, 1, wxEXPAND);
+ panel->SetSizer(sizer);
+ sizer->Fit(this);
+ sizer->SetSizeHints(this);
}
+wxString MyFrame::VideoModeToText(const wxVideoMode& mode)
+{
+ wxString s;
+ s.Printf(_T("%dx%d"), mode.w, mode.h);
+
+ if ( mode.bpp )
+ {
+ s += wxString::Format(_T(", %dbpp"), mode.bpp);
+ }
+
+ if ( mode.refresh )
+ {
+ s += wxString::Format(_T(", %dHz"), mode.refresh);
+ }
+
+ return s;
+}
// 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))
wxOK | wxICON_INFORMATION,
this);
}
+
+void MyFrame::OnFromPoint(wxCommandEvent& WXUNUSED(event))
+{
+#if wxUSE_STATUSBAR
+ SetStatusText(_T("Press the mouse anywhere..."));
+#endif // wxUSE_STATUSBAR
+
+ CaptureMouse();
+}
+
+void MyFrame::OnFullScreen(wxCommandEvent& event)
+{
+ ShowFullScreen(event.IsChecked());
+}
+
+void MyFrame::OnChangeMode(wxCommandEvent& event)
+{
+ wxDisplay dpy(m_notebook->GetSelection());
+
+ // you wouldn't write this in real code, would you?
+ if ( !dpy.ChangeMode(((MyVideoModeClientData *)
+ wxDynamicCast(event.GetEventObject(), wxChoice)->
+ GetClientObject(event.GetInt()))->mode) )
+ {
+ wxLogError(_T("Changing video mode failed!"));
+ }
+}
+
+void MyFrame::OnResetMode(wxCommandEvent& WXUNUSED(event))
+{
+ wxDisplay dpy(m_notebook->GetSelection());
+
+ dpy.ResetMode();
+}
+
+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(_T("Mouse clicked outside of display!?"));
+ }
+
+ wxLogStatus(this, _T("Mouse clicked in display %d (at (%d, %d))"),
+ dpy, ptScreen.x, ptScreen.y);
+
+ ReleaseMouse();
+ }
+}
+
+void MyFrame::OnDisplayChanged(wxDisplayChangedEvent& event)
+{
+ // update the current mode text
+ for ( size_t n = 0; n < m_notebook->GetPageCount(); n++ )
+ {
+ wxStaticText *label = wxDynamicCast(m_notebook->GetPage(n)->
+ FindWindow(Display_CurrentMode),
+ wxStaticText);
+ if ( label )
+ label->SetLabel(VideoModeToText(wxDisplay(n).GetCurrentMode()));
+ }
+
+
+ wxLogStatus(this, _T("Display resolution was changed."));
+
+ event.Skip();
+}
+
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