X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2286341c8d8c72b3eb65ffe23cfc8756f841b1c3..c822ad5a5e30a21ca3340af644bf79804cf7c777:/samples/statbar/statbar.cpp diff --git a/samples/statbar/statbar.cpp b/samples/statbar/statbar.cpp index dc3e41156d..436c6dd44e 100644 --- a/samples/statbar/statbar.cpp +++ b/samples/statbar/statbar.cpp @@ -17,11 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "statbar.cpp" - #pragma interface "statbar.cpp" -#endif - // For compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" @@ -33,26 +28,44 @@ #error "You need to set wxUSE_STATUSBAR to 1 to compile this sample" #endif // wxUSE_STATUSBAR -// for all others, include the necessary headers (this file is usually all you -// need because it includes almost all "standard" wxWindows headers +// for all others, include the necessary headers #ifndef WX_PRECOMP #include "wx/app.h" #include "wx/frame.h" #include "wx/statusbr.h" - #include "wx/datetime.h" #include "wx/timer.h" #include "wx/checkbox.h" #include "wx/statbmp.h" #include "wx/menu.h" #include "wx/msgdlg.h" + #include "wx/textdlg.h" + #include "wx/sizer.h" + #include "wx/stattext.h" + #include "wx/bmpbuttn.h" + #include "wx/dcmemory.h" +#endif + +#include "wx/datetime.h" + +// define this for the platforms which don't support wxBitmapButton (such as +// Motif), else a wxBitmapButton will be used +#ifdef __WXMOTIF__ +//#define USE_MDI_PARENT_FRAME 1 + +#ifdef USE_MDI_PARENT_FRAME + #include "wx/mdi.h" +#endif // USE_MDI_PARENT_FRAME + #define USE_STATIC_BITMAP #endif // ---------------------------------------------------------------------------- // resources // ---------------------------------------------------------------------------- -#include "green.xpm" -#include "red.xpm" +#ifdef USE_STATIC_BITMAP + #include "green.xpm" + #include "red.xpm" +#endif // USE_STATIC_BITMAP // ---------------------------------------------------------------------------- // private classes @@ -81,10 +94,17 @@ public: void UpdateClock(); // event handlers + void OnTimer(wxTimerEvent& event) { UpdateClock(); } void OnSize(wxSizeEvent& event); void OnToggleClock(wxCommandEvent& event); + void OnButton(wxCommandEvent& event); private: + // toggle the state of the status bar controls + void DoToggle(); + + wxBitmap CreateBitmapForButton(bool on = FALSE); + enum { Field_Text, @@ -94,19 +114,14 @@ private: Field_Max }; - class MyTimer : public wxTimer - { - public: - MyTimer(MyStatusBar *statbar) {m_statbar = statbar; } - - virtual void Notify() { m_statbar->UpdateClock(); } - - private: - MyStatusBar *m_statbar; - } m_timer; + wxTimer m_timer; wxCheckBox *m_checkbox; +#ifdef USE_STATIC_BITMAP wxStaticBitmap *m_statbmp; +#else + wxBitmapButton *m_statbmp; +#endif DECLARE_EVENT_TABLE() }; @@ -117,11 +132,17 @@ class MyFrame : public wxFrame public: // ctor(s) MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size); +#ifdef USE_MDI_PARENT_FRAME +class MyFrame : public wxMDIParentFrame +#else virtual ~MyFrame(); +#endif // event handlers (these functions should _not_ be virtual) void OnQuit(wxCommandEvent& event); void OnAbout(wxCommandEvent& event); + + void OnSetStatusFields(wxCommandEvent& event); void OnRecreateStatusBar(wxCommandEvent& event); private: @@ -131,7 +152,9 @@ private: StatBar_Custom, StatBar_Max } m_statbarKind; - + void OnUpdateSetStatusFields(wxUpdateUIEvent& event); + void OnUpdateStatusBarToggle(wxUpdateUIEvent& event); + void OnStatusBarToggle(wxCommandEvent& event); void DoCreateStatusBar(StatBarKind kind); wxStatusBar *m_statbarDefault; @@ -141,6 +164,13 @@ private: DECLARE_EVENT_TABLE() }; +// Our about dialog ith its status bar +class MyAboutDialog : public wxDialog +{ +public: + MyAboutDialog(wxWindow *parent); +}; + // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- @@ -150,8 +180,10 @@ enum { // menu items StatusBar_Quit = 1, + StatusBar_SetFields, StatusBar_Recreate, StatusBar_About, + StatusBar_Toggle, StatusBar_Checkbox = 1000 }; @@ -165,15 +197,25 @@ static const int BITMAP_SIZE_Y = 15; // the event tables connect the wxWindows 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. +#ifdef USE_MDI_PARENT_FRAME +BEGIN_EVENT_TABLE(MyFrame, wxMDIParentFrame) +#else BEGIN_EVENT_TABLE(MyFrame, wxFrame) +#endif EVT_MENU(StatusBar_Quit, MyFrame::OnQuit) + EVT_MENU(StatusBar_SetFields, MyFrame::OnSetStatusFields) EVT_MENU(StatusBar_Recreate, MyFrame::OnRecreateStatusBar) EVT_MENU(StatusBar_About, MyFrame::OnAbout) + EVT_MENU(StatusBar_Toggle, MyFrame::OnStatusBarToggle) + EVT_UPDATE_UI(StatusBar_Toggle, MyFrame::OnUpdateStatusBarToggle) + EVT_UPDATE_UI(StatusBar_SetFields, MyFrame::OnUpdateSetStatusFields) END_EVENT_TABLE() BEGIN_EVENT_TABLE(MyStatusBar, wxStatusBar) EVT_SIZE(MyStatusBar::OnSize) EVT_CHECKBOX(StatusBar_Checkbox, MyStatusBar::OnToggleClock) + EVT_BUTTON(-1, MyStatusBar::OnButton) + EVT_TIMER(-1, MyStatusBar::OnTimer) END_EVENT_TABLE() // Create a new application object: this macro will allow wxWindows to create @@ -214,7 +256,11 @@ bool MyApp::OnInit() // frame constructor MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size) - : wxFrame((wxFrame *)NULL, -1, title, pos, size) +#ifdef USE_MDI_PARENT_FRAME + : wxMDIParentFrame((wxWindow *)NULL, -1, title, pos, size) +#else + : wxFrame((wxWindow *)NULL, -1, title, pos, size) +#endif { m_statbarDefault = NULL; m_statbarCustom = NULL; @@ -230,6 +276,10 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size) menuFile->Append(StatusBar_Quit, "E&xit\tAlt-X", "Quit this program"); wxMenu *statbarMenu = new wxMenu; + statbarMenu->Append(StatusBar_SetFields, "&Set field count\tCtrl-C", + "Set the number of status bar fields"); + statbarMenu->Append(StatusBar_Toggle, "&Toggle Status Bar", + "Toggle the status bar display", true); statbarMenu->Append(StatusBar_Recreate, "&Recreate\tCtrl-R", "Toggle status bar format"); @@ -247,6 +297,7 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size) // create default status bar to start with CreateStatusBar(2); + m_statbarKind = StatBar_Default; SetStatusText("Welcome to wxWindows!"); m_statbarDefault = GetStatusBar(); @@ -283,16 +334,107 @@ void MyFrame::DoCreateStatusBar(MyFrame::StatBarKind kind) break; default: - wxFAIL_MSG("unknown stat bar kind"); + wxFAIL_MSG(wxT("unknown stat bar kind")); } - PositionStatusBar(); GetStatusBar()->Show(); + PositionStatusBar(); m_statbarKind = kind; } +void MyFrame::OnUpdateSetStatusFields(wxUpdateUIEvent& event) +{ + // only allow the setting of the number of status fields for the default + // status bar + wxStatusBar *sb = GetStatusBar(); + event.Enable(sb == m_statbarDefault); +} + + // event handlers +void MyFrame::OnSetStatusFields(wxCommandEvent& WXUNUSED(event)) +{ + wxStatusBar *sb = GetStatusBar(); + + long nFields = wxGetNumberFromUser + ( + _T("Select the number of fields in the status bar"), + _T("Fields:"), + _T("wxWindows statusbar sample"), + sb->GetFieldsCount(), + 1, 5, + this + ); + + // we don't check if the number changed at all on purpose: calling + // SetFieldsCount() with the same number of fields should be ok + if ( nFields != -1 ) + { + static const int widthsFor2Fields[] = { 200, -1 }; + static const int widthsFor3Fields[] = { -1, -2, -1 }; + static const int widthsFor4Fields[] = { 100, -1, 100, -2, 100 }; + + static const int *widthsAll[] = + { + NULL, // 1 field: default + widthsFor2Fields, // 2 fields: 1 fixed, 1 var + widthsFor3Fields, // 3 fields: 3 var + widthsFor4Fields, // 4 fields: 3 fixed, 2 vars + NULL // 5 fields: default (all have same width) + }; + + const int * const widths = widthsAll[nFields - 1]; + sb->SetFieldsCount(nFields, widths); + + wxString s; + for ( long n = 0; n < nFields; n++ ) + { + if ( widths ) + { + if ( widths[n] > 0 ) + s.Printf(_T("fixed (%d)"), widths[n]); + else + s.Printf(_T("variable (*%d)"), -widths[n]); + } + else + { + s = _T("default"); + } + + SetStatusText(s, n); + } + } + else + { + wxLogStatus(this, wxT("Cancelled")); + } +} + +void MyFrame::OnUpdateStatusBarToggle(wxUpdateUIEvent& event) +{ + event.Check(GetStatusBar() != 0); +} + +void MyFrame::OnStatusBarToggle(wxCommandEvent& WXUNUSED(event)) +{ + wxStatusBar *statbarOld = GetStatusBar(); + if ( statbarOld ) + { + statbarOld->Hide(); + SetStatusBar(0); + } + else + { + DoCreateStatusBar(m_statbarKind); + } +#ifdef __WXMSW__ + // The following is a kludge suggested by Vadim Zeitlin (one of the wxWindows + // authors) while we look for a proper fix.. +// SendSizeEvent(); +#endif +} + void MyFrame::OnRecreateStatusBar(wxCommandEvent& WXUNUSED(event)) { DoCreateStatusBar(m_statbarKind == StatBar_Custom ? StatBar_Default @@ -307,16 +449,65 @@ void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) { - wxMessageBox("wxStatusBar sample\n(c) 2000 Vadim Zeitlin", - "About statbar", wxOK | wxICON_INFORMATION, this); + MyAboutDialog dlg(this); + dlg.ShowModal(); +} + +// ---------------------------------------------------------------------------- +// MyAboutDialog +// ---------------------------------------------------------------------------- + +MyAboutDialog::MyAboutDialog(wxWindow *parent) + : wxDialog(parent, -1, wxString("About statbar"), + wxDefaultPosition, wxDefaultSize, + wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER) +{ + wxStaticText *text = new wxStaticText(this, -1, + "wxStatusBar sample\n" + "(c) 2000 Vadim Zeitlin"); + + wxButton *btn = new wxButton(this, wxID_OK, "&Close"); + + // create the top status bar without the size grip (default style), + // otherwise it looks weird + wxStatusBar *statbarTop = new wxStatusBar(this, -1, 0); + statbarTop->SetFieldsCount(3); + statbarTop->SetStatusText("This is a top status bar", 0); + statbarTop->SetStatusText("in a dialog", 1); + statbarTop->SetStatusText("Great, isn't it?", 2); + + wxStatusBar *statbarBottom = new wxStatusBar(this, -1); + statbarBottom->SetFieldsCount(2); + statbarBottom->SetStatusText("This is a bottom status bar", 0); + statbarBottom->SetStatusText("in a dialog", 1); + + wxBoxSizer *sizerTop = new wxBoxSizer(wxVERTICAL); + sizerTop->Add(statbarTop, 0, wxGROW); + sizerTop->Add(-1, 10, 1, wxGROW); + sizerTop->Add(text, 0, wxCENTRE | wxRIGHT | wxLEFT, 20); + sizerTop->Add(-1, 10, 1, wxGROW); + sizerTop->Add(btn, 0, wxCENTRE | wxRIGHT | wxLEFT, 20); + sizerTop->Add(-1, 10, 1, wxGROW); + sizerTop->Add(statbarBottom, 0, wxGROW); + + SetAutoLayout(TRUE); + SetSizer(sizerTop); + + sizerTop->Fit(this); + sizerTop->SetSizeHints(this); } // ---------------------------------------------------------------------------- // MyStatusBar // ---------------------------------------------------------------------------- +#ifdef __VISUALC__ + // 'this' : used in base member initializer list -- so what?? + #pragma warning(disable: 4355) +#endif + MyStatusBar::MyStatusBar(wxWindow *parent) - : wxStatusBar(parent, -1), m_timer(this) + : wxStatusBar(parent, -1), m_timer(this), m_checkbox(NULL) { static const int widths[Field_Max] = { -1, 150, BITMAP_SIZE_X, 100 }; @@ -326,13 +517,25 @@ MyStatusBar::MyStatusBar(wxWindow *parent) m_checkbox = new wxCheckBox(this, StatusBar_Checkbox, _T("&Toggle clock")); m_checkbox->SetValue(TRUE); - m_statbmp = new wxStaticBitmap(this, -1, wxICON(green)); +#ifdef USE_STATIC_BITMAP + m_statbmp = new wxStaticBitmap(this, -1, wxIcon(green_xpm)); +#else + m_statbmp = new wxBitmapButton(this, -1, CreateBitmapForButton(), + wxDefaultPosition, wxDefaultSize, + wxBU_EXACTFIT); +#endif m_timer.Start(1000); + SetMinHeight(BITMAP_SIZE_Y); + UpdateClock(); } +#ifdef __VISUALC__ + #pragma warning(default: 4355) +#endif + MyStatusBar::~MyStatusBar() { if ( m_timer.IsRunning() ) @@ -341,27 +544,66 @@ MyStatusBar::~MyStatusBar() } } +wxBitmap MyStatusBar::CreateBitmapForButton(bool on) +{ + static const int BMP_BUTTON_SIZE_X = 10; + static const int BMP_BUTTON_SIZE_Y = 9; + + wxBitmap bitmap(BMP_BUTTON_SIZE_X, BMP_BUTTON_SIZE_Y); + wxMemoryDC dc; + dc.SelectObject(bitmap); + dc.SetBrush(on ? *wxGREEN_BRUSH : *wxRED_BRUSH); + dc.SetBackground(*wxLIGHT_GREY_BRUSH); + dc.Clear(); + dc.DrawEllipse(0, 0, BMP_BUTTON_SIZE_X, BMP_BUTTON_SIZE_Y); + dc.SelectObject(wxNullBitmap); + + return bitmap; +} + void MyStatusBar::OnSize(wxSizeEvent& event) { + if ( !m_checkbox ) + return; + wxRect rect; GetFieldRect(Field_Checkbox, rect); m_checkbox->SetSize(rect.x + 2, rect.y + 2, rect.width - 4, rect.height - 4); GetFieldRect(Field_Bitmap, rect); - m_statbmp->Move(rect.x + (rect.width - BITMAP_SIZE_X) / 2, - rect.y + (rect.height - BITMAP_SIZE_Y) / 2); + wxSize size = m_statbmp->GetSize(); + + m_statbmp->Move(rect.x + (rect.width - size.x) / 2, + rect.y + (rect.height - size.y) / 2); event.Skip(); } -void MyStatusBar::OnToggleClock(wxCommandEvent& event) +void MyStatusBar::OnButton(wxCommandEvent& WXUNUSED(event)) +{ + m_checkbox->SetValue(!m_checkbox->GetValue()); + + DoToggle(); +} + +void MyStatusBar::OnToggleClock(wxCommandEvent& WXUNUSED(event)) +{ + DoToggle(); +} + +void MyStatusBar::DoToggle() { if ( m_checkbox->GetValue() ) { m_timer.Start(1000); - m_statbmp->SetIcon(wxICON(green)); +#ifdef USE_STATIC_BITMAP + m_statbmp->SetIcon(wxIcon(green_xpm)); +#else + m_statbmp->SetBitmapLabel(CreateBitmapForButton(FALSE)); + m_statbmp->Refresh(); +#endif UpdateClock(); } @@ -369,7 +611,12 @@ void MyStatusBar::OnToggleClock(wxCommandEvent& event) { m_timer.Stop(); - m_statbmp->SetIcon(wxICON(red)); +#ifdef USE_STATIC_BITMAP + m_statbmp->SetIcon(wxIcon(red_xpm)); +#else + m_statbmp->SetBitmapLabel(CreateBitmapForButton(TRUE)); + m_statbmp->Refresh(); +#endif SetStatusText("", Field_Clock); }