X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d3f81b85331b14943862a0c0df5ef8adb4426ad4..11e3c6ef36393fb5863ea2f9601d8facd73acb12:/samples/keyboard/keyboard.cpp diff --git a/samples/keyboard/keyboard.cpp b/samples/keyboard/keyboard.cpp index cdde7c350c..44456fede1 100644 --- a/samples/keyboard/keyboard.cpp +++ b/samples/keyboard/keyboard.cpp @@ -18,7 +18,7 @@ #include "wx/wx.h" #endif -#ifndef __WXMSW__ +#ifndef wxHAS_IMAGES_IN_RESOURCES #include "../sample.xpm" #endif @@ -33,6 +33,8 @@ private: void OnQuit(wxCommandEvent& WXUNUSED(event)) { Close(true); } void OnAbout(wxCommandEvent& event); + void OnUseTextCtrl(wxCommandEvent& event); + void OnTestAccelA(wxCommandEvent& WXUNUSED(event)) { m_logText->AppendText("Test accelerator \"A\" used.\n"); } void OnTestAccelCtrlA(wxCommandEvent& WXUNUSED(event)) @@ -41,18 +43,45 @@ private: { m_logText->AppendText("Test accelerator \"Esc\" used.\n"); } void OnClear(wxCommandEvent& WXUNUSED(event)) { m_logText->Clear(); } - void OnSkip(wxCommandEvent& event) { m_skip = event.IsChecked(); } + void OnSkipDown(wxCommandEvent& event) { m_skipDown = event.IsChecked(); } + void OnSkipHook(wxCommandEvent& event) { m_skipHook = event.IsChecked(); } - void OnKeyDown(wxKeyEvent& event) { LogEvent("KeyDown", event); } + void OnKeyDown(wxKeyEvent& event) + { + LogEvent("KeyDown", event); + if ( m_skipDown ) + event.Skip(); + } void OnKeyUp(wxKeyEvent& event) { LogEvent("KeyUp", event); } void OnChar(wxKeyEvent& event) { LogEvent("Char", event); } + void OnCharHook(wxKeyEvent& event) + { + // The logged messages can be confusing if the input window doesn't + // have focus so warn about this. + if ( !m_inputWin->HasFocus() ) + { + m_logText->SetDefaultStyle(*wxRED); + m_logText->AppendText("WARNING: focus is not on input window, " + "non-hook events won't be logged.\n"); + m_logText->SetDefaultStyle(wxTextAttr()); + } + + LogEvent("Hook", event); + if ( m_skipHook ) + event.Skip(); + } + void OnPaintInputWin(wxPaintEvent& event); void LogEvent(const wxString& name, wxKeyEvent& event); + // Set m_inputWin to either a new wxWindow or new wxTextCtrl. + void DoCreateInputWindow(bool text); + wxTextCtrl *m_logText; wxWindow *m_inputWin; - bool m_skip; + bool m_skipHook, + m_skipDown; }; @@ -87,7 +116,8 @@ IMPLEMENT_APP(MyApp) MyFrame::MyFrame(const wxString& title) : wxFrame(NULL, wxID_ANY, title), m_inputWin(NULL), - m_skip(true) + m_skipHook(true), + m_skipDown(true) { SetIcon(wxICON(sample)); @@ -96,7 +126,9 @@ MyFrame::MyFrame(const wxString& title) { QuitID = wxID_EXIT, ClearID = wxID_CLEAR, - SkipID = 100, + SkipHook = 100, + SkipDown, + UseTextCtrl, TestAccelA, TestAccelCtrlA, TestAccelEsc @@ -113,15 +145,26 @@ MyFrame::MyFrame(const wxString& title) menuFile->Append(TestAccelEsc, "Test accelerator &3\tEsc"); menuFile->AppendSeparator(); - menuFile->AppendCheckItem(SkipID, "Call event.&Skip()\tCtrl-S"); - menuFile->Check(SkipID, true); + menuFile->AppendCheckItem(SkipHook, "Skip CHAR_HOOK event", + "Not skipping this event disables both KEY_DOWN and CHAR events" + ); + menuFile->Check(SkipHook, true); + menuFile->AppendCheckItem(SkipDown, "Skip KEY_DOWN event", + "Not skipping this event disables CHAR event generation" + ); + menuFile->Check(SkipDown, true); + menuFile->AppendSeparator(); + + menuFile->AppendCheckItem(UseTextCtrl, "Use &text control\tCtrl-T", + "Use wxTextCtrl or a simple wxWindow for input window" + ); menuFile->AppendSeparator(); menuFile->Append(QuitID, "E&xit\tAlt-X", "Quit this program"); // the "About" item should be in the help menu wxMenu *menuHelp = new wxMenu; - menuHelp->Append(wxID_ABOUT, "&About...\tF1", "Show about dialog"); + menuHelp->Append(wxID_ABOUT, "&About\tF1", "Show about dialog"); // now append the freshly created menu to the menu bar... wxMenuBar *menuBar = new wxMenuBar(); @@ -131,21 +174,19 @@ MyFrame::MyFrame(const wxString& title) // ... and attach this menu bar to the frame SetMenuBar(menuBar); - m_inputWin = new wxWindow(this, wxID_ANY, wxDefaultPosition, wxSize(-1, 50), - wxRAISED_BORDER), - m_inputWin->SetBackgroundColour(*wxBLUE); + DoCreateInputWindow(false /* simple window initially */); wxTextCtrl *headerText = new wxTextCtrl(this, wxID_ANY, "", wxDefaultPosition, wxDefaultSize, wxTE_READONLY); headerText->SetValue( " event key KeyCode mod UnicodeKey " - " RawKeyCode RawKeyFlags"); + " RawKeyCode RawKeyFlags Position"); m_logText = new wxTextCtrl(this, wxID_ANY, "", wxDefaultPosition, wxDefaultSize, - wxTE_MULTILINE|wxTE_READONLY|wxHSCROLL); + wxTE_MULTILINE|wxTE_READONLY|wxTE_RICH|wxHSCROLL); // set monospace font to have output in nice columns wxFont font(10, wxFONTFAMILY_TELETYPE, @@ -175,8 +216,13 @@ MyFrame::MyFrame(const wxString& title) Connect(ClearID, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnClear)); - Connect(SkipID, wxEVT_COMMAND_MENU_SELECTED, - wxCommandEventHandler(MyFrame::OnSkip)); + Connect(SkipHook, wxEVT_COMMAND_MENU_SELECTED, + wxCommandEventHandler(MyFrame::OnSkipHook)); + Connect(SkipDown, wxEVT_COMMAND_MENU_SELECTED, + wxCommandEventHandler(MyFrame::OnSkipDown)); + + Connect(UseTextCtrl, wxEVT_COMMAND_MENU_SELECTED, + wxCommandEventHandler(MyFrame::OnUseTextCtrl)); Connect(TestAccelA, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnTestAccelA)); @@ -187,16 +233,12 @@ MyFrame::MyFrame(const wxString& title) Connect(TestAccelEsc, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnTestAccelEsc)); - // connect event handlers for the blue input window - m_inputWin->Connect(wxEVT_KEY_DOWN, wxKeyEventHandler(MyFrame::OnKeyDown), - NULL, this); - m_inputWin->Connect(wxEVT_KEY_UP, wxKeyEventHandler(MyFrame::OnKeyUp), - NULL, this); - m_inputWin->Connect(wxEVT_CHAR, wxKeyEventHandler(MyFrame::OnChar), - NULL, this); - m_inputWin->Connect(wxEVT_PAINT, - wxPaintEventHandler(MyFrame::OnPaintInputWin), - NULL, this); + // notice that we don't connect OnCharHook() to the input window, unlike + // the usual key events this one is propagated upwards + Connect(wxEVT_CHAR_HOOK, wxKeyEventHandler(MyFrame::OnCharHook)); + + // status bar is useful for showing the menu items help strings + CreateStatusBar(); // and show itself (the frames, unlike simple controls, are not shown when // created initially) @@ -214,6 +256,47 @@ void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) wxOK | wxICON_INFORMATION, this); } +void MyFrame::DoCreateInputWindow(bool text) +{ + wxWindow* const oldWin = m_inputWin; + + m_inputWin = text ? new wxTextCtrl(this, wxID_ANY, "Press keys here", + wxDefaultPosition, wxSize(-1, 50), + wxTE_MULTILINE) + : new wxWindow(this, wxID_ANY, + wxDefaultPosition, wxSize(-1, 50), + wxRAISED_BORDER); + m_inputWin->SetBackgroundColour(*wxBLUE); + m_inputWin->SetForegroundColour(*wxWHITE); + + // connect event handlers for the blue input window + m_inputWin->Connect(wxEVT_KEY_DOWN, wxKeyEventHandler(MyFrame::OnKeyDown), + NULL, this); + m_inputWin->Connect(wxEVT_KEY_UP, wxKeyEventHandler(MyFrame::OnKeyUp), + NULL, this); + m_inputWin->Connect(wxEVT_CHAR, wxKeyEventHandler(MyFrame::OnChar), + NULL, this); + + if ( !text ) + { + m_inputWin->Connect(wxEVT_PAINT, + wxPaintEventHandler(MyFrame::OnPaintInputWin), + NULL, this); + } + + if ( oldWin ) + { + GetSizer()->Replace(oldWin, m_inputWin); + Layout(); + delete oldWin; + } +} + +void MyFrame::OnUseTextCtrl(wxCommandEvent& event) +{ + DoCreateInputWindow(event.IsChecked()); +} + void MyFrame::OnPaintInputWin(wxPaintEvent& WXUNUSED(event)) { wxPaintDC dc(m_inputWin); @@ -373,7 +456,7 @@ wxString GetKeyName(const wxKeyEvent &event) void MyFrame::LogEvent(const wxString& name, wxKeyEvent& event) { wxString msg; - // event key_name KeyCode modifiers Unicode raw_code raw_flags + // event key_name KeyCode modifiers Unicode raw_code raw_flags pos msg.Printf("%7s %15s %5d %c%c%c%c" #if wxUSE_UNICODE "%5d (U+%04x)" @@ -385,6 +468,7 @@ void MyFrame::LogEvent(const wxString& name, wxKeyEvent& event) #else " not-set not-set" #endif + " (%5d,%5d)" "\n", name, GetKeyName(event), @@ -401,12 +485,11 @@ void MyFrame::LogEvent(const wxString& name, wxKeyEvent& event) , (unsigned long) event.GetRawKeyCode() , (unsigned long) event.GetRawKeyFlags() #endif + , event.GetX() + , event.GetY() ); m_logText->AppendText(msg); - - if ( m_skip ) - event.Skip(); }