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- ///////////////////////////////////////////////////////////////////////////////
- // Name: tipdlg.cpp
- // Purpose: implementation of wxTipDialog
- // Author: Vadim Zeitlin
- // Modified by:
- // Created: 28.06.99
- // RCS-ID: $Id: tipdlg.cpp,v 1.21 2002/09/14 02:10:24 DW Exp $
- // Copyright: (c) Vadim Zeitlin
- // Licence: wxWindows licence
- ///////////////////////////////////////////////////////////////////////////////
-
- // ============================================================================
- // declarations
- // ============================================================================
-
- // ----------------------------------------------------------------------------
- // headers
- // ----------------------------------------------------------------------------
-
- #ifdef __GNUG__
- #pragma implementation "tipdlg.h"
- #endif
-
- // For compilers that support precompilation, includes "wx.h".
- #include "wx/wxprec.h"
-
- #ifdef __BORLANDC__
- #pragma hdrstop
- #endif
-
- #if wxUSE_STARTUP_TIPS
-
- #ifndef WX_PRECOMP
- #include "wx/button.h"
- #include "wx/checkbox.h"
- #include "wx/statbox.h"
- #include "wx/dialog.h"
- #include "wx/icon.h"
- #include "wx/intl.h"
- #include "wx/settings.h"
- #include "wx/textctrl.h"
- #include "wx/statbmp.h"
- #include "wx/stattext.h"
- #include "wx/sizer.h"
- #endif // WX_PRECOMP
-
- #include "wx/statline.h"
- #include "wx/artprov.h"
-
- #include "wx/tipdlg.h"
-
- // ----------------------------------------------------------------------------
- // constants
- // ----------------------------------------------------------------------------
-
- static const int wxID_NEXT_TIP = -100; // whatever
-
- // ----------------------------------------------------------------------------
- // private classes
- // ----------------------------------------------------------------------------
-
- // an implementation which takes the tips from the text file - each line
- // represents a tip
- class WXDLLEXPORT wxFileTipProvider : public wxTipProvider
- {
- public:
- wxFileTipProvider(const wxString& filename, size_t currentTip);
-
- virtual wxString GetTip();
-
- private:
- wxTextFile m_textfile;
- };
-
- #ifdef __WIN32__
- // TODO an implementation which takes the tips from the given registry key
- class WXDLLEXPORT wxRegTipProvider : public wxTipProvider
- {
- public:
- wxRegTipProvider(const wxString& keyname);
-
- virtual wxString GetTip();
- };
-
- // Empty implementation for now to keep the linker happy
- wxString wxRegTipProvider::GetTip()
- {
- return wxEmptyString;
- }
-
- #endif // __WIN32__
-
- // the dialog we show in wxShowTip()
- class WXDLLEXPORT wxTipDialog : public wxDialog
- {
- public:
- wxTipDialog(wxWindow *parent,
- wxTipProvider *tipProvider,
- bool showAtStartup);
-
- // the tip dialog has "Show tips on startup" checkbox - return TRUE if it
- // was checked (or wasn't unchecked)
- bool ShowTipsOnStartup() const { return m_checkbox->GetValue(); }
-
- // sets the (next) tip text
- void SetTipText() { m_text->SetValue(m_tipProvider->GetTip()); }
-
- // "Next" button handler
- void OnNextTip(wxCommandEvent& WXUNUSED(event)) { SetTipText(); }
-
- private:
- wxTipProvider *m_tipProvider;
-
- wxTextCtrl *m_text;
- wxCheckBox *m_checkbox;
-
- DECLARE_EVENT_TABLE()
- };
-
- // ============================================================================
- // implementation
- // ============================================================================
-
- // ----------------------------------------------------------------------------
- // wxFileTipProvider
- // ----------------------------------------------------------------------------
-
- wxFileTipProvider::wxFileTipProvider(const wxString& filename,
- size_t currentTip)
- : wxTipProvider(currentTip), m_textfile(filename)
- {
- m_textfile.Open();
- }
-
- wxString wxFileTipProvider::GetTip()
- {
- size_t count = m_textfile.GetLineCount();
- if ( !count )
- {
- return _("Tips not available, sorry!");
- }
-
- wxString tip;
-
- // Comments start with a # symbol.
- // Loop reading lines until get the first one that isn't a comment.
- // The max number of loop executions is the number of lines in the
- // textfile so that can't go into an eternal loop in the [oddball]
- // case of a comment-only tips file, or the developer has vetoed
- // them all via PreprecessTip().
- for ( size_t i=0; i < count; i++ )
- {
- // The current tip may be at the last line of the textfile, (or
- // past it, if the number of lines in the textfile changed, such
- // as changing to a different textfile, with less tips). So check
- // to see at last line of text file, (or past it)...
- if ( m_currentTip >= count )
- {
- // .. and if so, wrap back to line 0.
- m_currentTip = 0;
- }
-
- // Read the tip, and increment the current tip counter.
- tip = m_textfile.GetLine(m_currentTip++);
-
- // Allow a derived class's overrided virtual to modify the tip
- // now if so desired.
- tip = PreprocessTip(tip);
-
- // Break if tip isn't a comment, and isn't an empty string
- // (or only stray space characters).
- if ( !tip.StartsWith(wxT("#")) && (tip.Trim() != wxEmptyString) )
- {
- break;
- }
- }
-
- // If tip starts with '_(', then it is a gettext string of format
- // _("My \"global\" tip text") so first strip off the leading '_("'...
- if ( tip.StartsWith(wxT("_(\"" ), &tip))
- {
- //...and strip off the trailing '")'...
- tip = tip.BeforeLast(wxT('\"'));
- // ...and replace escaped quotes
- tip.Replace(wxT("\\\""), wxT("\""));
- }
-
- return tip;
- }
-
- // ----------------------------------------------------------------------------
- // wxTipDialog
- // ----------------------------------------------------------------------------
-
- BEGIN_EVENT_TABLE(wxTipDialog, wxDialog)
- EVT_BUTTON(wxID_NEXT_TIP, wxTipDialog::OnNextTip)
- END_EVENT_TABLE()
-
- wxTipDialog::wxTipDialog(wxWindow *parent,
- wxTipProvider *tipProvider,
- bool showAtStartup)
- : wxDialog(parent, -1, _("Tip of the Day"),
- wxDefaultPosition, wxDefaultSize,
- wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER)
- {
- m_tipProvider = tipProvider;
-
- // 1) create all controls in tab order
-
- wxButton *btnClose = new wxButton(this, wxID_CANCEL, _("&Close"));
-
- m_checkbox = new wxCheckBox(this, -1, _("&Show tips at startup"));
- m_checkbox->SetValue(showAtStartup);
-
- wxButton *btnNext = new wxButton(this, wxID_NEXT_TIP, _("&Next Tip"));
-
- wxStaticText *text = new wxStaticText(this, -1, _("Did you know..."), wxDefaultPosition, wxSize(-1,30) );
- #if defined(__WXMSW__) || defined(__WXPM__)
- text->SetFont(wxFont(16, wxSWISS, wxNORMAL, wxBOLD));
- #else
- text->SetFont(wxFont(18, wxSWISS, wxNORMAL, wxBOLD));
- #endif
- //
- // text->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
-
- m_text = new wxTextCtrl(this, -1, wxT(""),
- wxDefaultPosition, wxSize(200, 160),
- wxTE_MULTILINE |
- wxTE_READONLY |
- wxTE_NO_VSCROLL |
- wxTE_RICH | // a hack to get rid of vert scrollbar
- wxSUNKEN_BORDER);
- #if defined(__WXMSW__)
- m_text->SetFont(wxFont(12, wxSWISS, wxNORMAL, wxNORMAL));
- #else
- m_text->SetFont(wxFont(14, wxSWISS, wxNORMAL, wxNORMAL));
- #endif
-
- //#if defined(__WXPM__)
- //
- // The only way to get icons into an OS/2 static bitmap control
- //
- // wxBitmap vBitmap;
-
- // vBitmap.SetId(wxICON_TIP); // OS/2 specific bitmap method--OS/2 wxBitmaps all have an ID.
- // // and for StatBmp's under OS/2 it MUST be a valid resource ID.
- //
- // wxStaticBitmap* bmp = new wxStaticBitmap(this, -1, vBitmap);
- //
- //#else
-
- wxIcon icon = wxArtProvider::GetIcon(wxART_TIP, wxART_CMN_DIALOG);
- wxStaticBitmap *bmp = new wxStaticBitmap(this, -1, icon);
-
- //#endif
-
- // 2) put them in boxes
-
- wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
-
- wxBoxSizer *icon_text = new wxBoxSizer( wxHORIZONTAL );
- icon_text->Add( bmp, 0, wxCENTER );
- icon_text->Add( text, 1, wxCENTER | wxLEFT, 20 );
- topsizer->Add( icon_text, 0, wxEXPAND | wxALL, 10 );
-
- topsizer->Add( m_text, 1, wxEXPAND | wxLEFT|wxRIGHT, 10 );
-
- wxBoxSizer *bottom = new wxBoxSizer( wxHORIZONTAL );
- bottom->Add( m_checkbox, 0, wxCENTER );
- bottom->Add( 10,10,1 );
- bottom->Add( btnNext, 0, wxCENTER | wxLEFT, 10 );
- bottom->Add( btnClose, 0, wxCENTER | wxLEFT, 10 );
- topsizer->Add( bottom, 0, wxEXPAND | wxALL, 10 );
-
- SetTipText();
-
- SetAutoLayout(TRUE);
- SetSizer( topsizer );
-
- topsizer->SetSizeHints( this );
- topsizer->Fit( this );
-
- Centre(wxBOTH | wxCENTER_FRAME);
-
- }
-
- // ----------------------------------------------------------------------------
- // our public interface
- // ----------------------------------------------------------------------------
-
- wxTipProvider *wxCreateFileTipProvider(const wxString& filename,
- size_t currentTip)
- {
- return new wxFileTipProvider(filename, currentTip);
- }
-
- bool wxShowTip(wxWindow *parent,
- wxTipProvider *tipProvider,
- bool showAtStartup)
- {
- wxTipDialog dlg(parent, tipProvider, showAtStartup);
- dlg.ShowModal();
-
- return dlg.ShowTipsOnStartup();
- }
-
- #endif // wxUSE_STARTUP_TIPS
-
-