- Icon_Information,
- Icon_Question,
- Icon_Warning,
- Icon_Error
- } which;
-
-#ifdef __WXMSW__
- static char *icons[] =
- {
- "wxICON_INFO",
- "wxICON_QUESTION",
- "wxICON_WARNING",
- "wxICON_ERROR",
- };
-#else // XPM icons
- static char **icons[] =
- {
- info,
- question,
- warning,
- error,
- };
-#endif // !XPM/XPM
-
- if ( style & wxICON_EXCLAMATION )
- which = Icon_Warning;
- else if ( style & wxICON_HAND )
- which = Icon_Error;
- else if ( style & wxICON_QUESTION )
- which = Icon_Question;
- else
- which = Icon_Information;
-
- wxStaticBitmap *icon = new wxStaticBitmap(this, -1, wxIcon(icons[which]));
- const int iconSize = icon->GetBitmap().GetWidth();
-
- // split the message in lines
- // --------------------------
- wxClientDC dc(this);
- dc.SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
-
- wxArrayString lines;
- wxString curLine;
- long height, width, heightTextMax = 0, widthTextMax = 0;
- for ( const char *pc = message; ; pc++ ) {
- if ( *pc == '\n' || *pc == '\0' ) {
- dc.GetTextExtent(curLine, &width, &height);
- if ( width > widthTextMax )
- widthTextMax = width;
- if ( height > heightTextMax )
- heightTextMax = height;
-
- lines.Add(curLine);
-
- if ( *pc == '\n' ) {
- curLine.Empty();
- }
- else {
- // the end of string
- break;
- }
- }
- else {
- curLine += *pc;
- }
- }
-
- // calculate the total dialog size
- enum
- {
- Btn_Ok,
- Btn_Yes,
- Btn_No,
- Btn_Cancel,
- Btn_Max
- };
- wxButton *buttons[Btn_Max] = { NULL, NULL, NULL, NULL };
- int nDefaultBtn = -1;
-
- // some checks are in order...
- wxASSERT_MSG( !(style & wxOK) || !(style & wxYES_NO),
- "don't create dialog with both Yes/No and Ok buttons!" );
-
- wxASSERT_MSG( (style & wxOK ) || (style & wxYES_NO),
- "don't create dialog with only the Cancel button!" );
-
- if ( style & wxYES_NO ) {
- buttons[Btn_Yes] = new wxButton(this, wxID_YES, _("Yes"));
- buttons[Btn_No] = new wxButton(this, wxID_NO, _("No"));
-
-
- if(style & wxNO_DEFAULT)
- nDefaultBtn = Btn_No;
- else
- nDefaultBtn = Btn_Yes;
- }
-
- if (style & wxOK) {
- buttons[Btn_Ok] = new wxButton(this, wxID_OK, _("OK"));
-
- if ( nDefaultBtn == -1 )
- nDefaultBtn = Btn_Ok;
- }
-
- if (style & wxCANCEL) {
- buttons[Btn_Cancel] = new wxButton(this, wxID_CANCEL, _("Cancel"));
- }
-
- // get the longest caption and also calc the number of buttons
- size_t nBtn, nButtons = 0;
- long widthBtnMax = 0;
- for ( nBtn = 0; nBtn < Btn_Max; nBtn++ ) {
- if ( buttons[nBtn] ) {
- nButtons++;
- dc.GetTextExtent(buttons[nBtn]->GetLabel(), &width, NULL);
- if ( width > widthBtnMax )
- widthBtnMax = width;
- }
- }
-
- // now we can place the buttons
- if ( widthBtnMax < 75 )
- widthBtnMax = 75;
- else
- widthBtnMax += 10;
- long heightButton = widthBtnMax*23/75;
-
- // *1.2 baselineskip
- heightTextMax *= 12;
- heightTextMax /= 10;
-
- size_t nLineCount = lines.Count();
-
- long widthButtonsTotal = nButtons * (widthBtnMax + LAYOUT_X_MARGIN) -
- LAYOUT_X_MARGIN;
-
- // the size of the dialog
- long widthDlg = wxMax(widthTextMax + iconSize + 4*LAYOUT_X_MARGIN,
- wxMax(widthButtonsTotal, width)) +
- 2*LAYOUT_X_MARGIN,
- heightDlg = 8*LAYOUT_Y_MARGIN + heightButton +
- heightTextMax*(nLineCount + 1);
-
- // create the controls
- // -------------------
-
- // the icon first
- c = new wxLayoutConstraints;
- c->width.Absolute(iconSize);
- c->height.Absolute(iconSize);
- c->top.SameAs(this, wxTop, 3*LAYOUT_Y_MARGIN);
- c->left.SameAs(this, wxLeft, 2*LAYOUT_X_MARGIN);
- icon->SetConstraints(c);
-
- wxStaticText *text = NULL;
- for ( size_t nLine = 0; nLine < nLineCount; nLine++ ) {
- c = new wxLayoutConstraints;
- if ( text == NULL )
- c->top.SameAs(this, wxTop, 3*LAYOUT_Y_MARGIN);
- else
- c->top.Below(text);
-
- c->left.RightOf(icon, 2*LAYOUT_X_MARGIN);
- c->width.Absolute(widthTextMax);
- c->height.Absolute(heightTextMax);
- text = new wxStaticText(this, -1, lines[nLine]);
- text->SetConstraints(c);
- }
-
- // create the buttons
- wxButton *btnPrevious = (wxButton *)NULL;
- for ( nBtn = 0; nBtn < Btn_Max; nBtn++ ) {
- if ( buttons[nBtn] ) {
- c = new wxLayoutConstraints;
-
- if ( btnPrevious ) {
- c->left.RightOf(btnPrevious, LAYOUT_X_MARGIN);
- }
- else {
- c->left.SameAs(this, wxLeft,
- (widthDlg - widthButtonsTotal) / 2);
- }
-
- c->width.Absolute(widthBtnMax);
- c->top.Below(text, 4*LAYOUT_Y_MARGIN);
- c->height.Absolute(heightButton);
- buttons[nBtn]->SetConstraints(c);
-
- btnPrevious = buttons[nBtn];
- }