made wxFFile a bit more safe: don't crash when Tell() and Length() are called on...

[wxWidgets.git] / src / generic / fontdlgg.cpp

diff --git a/src/generic/fontdlgg.cpp b/src/generic/fontdlgg.cpp
index 494e6e104ff9e9a5fd25c442fd7f49195bf85090..9ac0c7dcfa4034a28728e1653ef1f27e5b0bd04c 100644 (file)
--- a/src/generic/fontdlgg.cpp
+++ b/src/generic/fontdlgg.cpp
@@ -1,15 +1,15 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        fontdlgg.cpp
+// Name:        src/generic/fontdlgg.cpp

 // Purpose:     Generic font dialog
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Purpose:     Generic font dialog
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$

-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:     wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

 #pragma implementation "fontdlgg.h"
 #endif
 
 #pragma implementation "fontdlgg.h"
 #endif
 


@@ -20,27 +20,76 @@
 #pragma hdrstop
 #endif
 
 #pragma hdrstop
 #endif
 

+#if wxUSE_FONTDLG && (!defined(__WXGTK__) || defined(__WXUNIVERSAL__))
+

 #ifndef WX_PRECOMP
 #ifndef WX_PRECOMP

-#include <stdio.h>
-#include "wx/utils.h"
-#include "wx/dialog.h"
-#include "wx/listbox.h"
-#include "wx/button.h"
-#include "wx/stattext.h"
-#include "wx/layout.h"
-#include "wx/dcclient.h"
-#include "wx/choice.h"
-#include "wx/checkbox.h"
-#include "wx/intl.h"
+    #include <stdio.h>
+    #include "wx/utils.h"
+    #include "wx/dialog.h"
+    #include "wx/listbox.h"
+    #include "wx/button.h"
+    #include "wx/stattext.h"
+    #include "wx/layout.h"
+    #include "wx/dcclient.h"
+    #include "wx/choice.h"
+    #include "wx/checkbox.h"
+    #include "wx/intl.h"

 #endif
 
 #include <string.h>
 #include <stdlib.h>
 
 #include "wx/cmndata.h"
 #endif
 
 #include <string.h>
 #include <stdlib.h>
 
 #include "wx/cmndata.h"

-#include "wx/generic/fontdlgg.h"
+#include "wx/sizer.h"
+#include "wx/fontdlg.h"
+
+//-----------------------------------------------------------------------------
+// helper class - wxFontPreviewer
+//-----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxFontPreviewer : public wxWindow
+{
+public:
+    wxFontPreviewer(wxWindow *parent) : wxWindow(parent, -1) {}
+
+private:
+    void OnPaint(wxPaintEvent& event);
+    DECLARE_EVENT_TABLE()
+};
+
+BEGIN_EVENT_TABLE(wxFontPreviewer, wxWindow)
+    EVT_PAINT(wxFontPreviewer::OnPaint)
+END_EVENT_TABLE()
+
+void wxFontPreviewer::OnPaint(wxPaintEvent& WXUNUSED(event))
+{
+    wxPaintDC dc(this);
+
+    wxSize size = GetSize();
+    wxFont font = GetFont();
+
+    dc.SetPen(*wxBLACK_PEN);
+    dc.SetBrush(*wxWHITE_BRUSH);
+    dc.DrawRectangle(0, 0, size.x, size.y);
+
+    if ( font.Ok() )
+    {
+        dc.SetFont(font);
+        // Calculate vertical centre
+        long w, h;
+        dc.GetTextExtent( wxT("X"), &w, &h);
+        dc.SetTextForeground(GetForegroundColour());
+        dc.SetClippingRegion(2, 2, size.x-4, size.y-4);
+        dc.DrawText(_("ABCDEFGabcdefg12345"), 
+                     10, size.y/2 - h/2);
+        dc.DestroyClippingRegion();
+    }
+}
+
+//-----------------------------------------------------------------------------
+// wxGenericFontDialog
+//-----------------------------------------------------------------------------

 
 

-#if !USE_SHARED_LIBRARY

 IMPLEMENT_DYNAMIC_CLASS(wxGenericFontDialog, wxDialog)
 
 BEGIN_EVENT_TABLE(wxGenericFontDialog, wxDialog)
 IMPLEMENT_DYNAMIC_CLASS(wxGenericFontDialog, wxDialog)
 
 BEGIN_EVENT_TABLE(wxGenericFontDialog, wxDialog)


@@ -50,11 +99,9 @@ BEGIN_EVENT_TABLE(wxGenericFontDialog, wxDialog)
     EVT_CHOICE(wxID_FONT_FAMILY, wxGenericFontDialog::OnChangeFont)
     EVT_CHOICE(wxID_FONT_COLOUR, wxGenericFontDialog::OnChangeFont)
     EVT_CHOICE(wxID_FONT_SIZE, wxGenericFontDialog::OnChangeFont)
     EVT_CHOICE(wxID_FONT_FAMILY, wxGenericFontDialog::OnChangeFont)
     EVT_CHOICE(wxID_FONT_COLOUR, wxGenericFontDialog::OnChangeFont)
     EVT_CHOICE(wxID_FONT_SIZE, wxGenericFontDialog::OnChangeFont)

-    EVT_PAINT(wxGenericFontDialog::OnPaint)

     EVT_CLOSE(wxGenericFontDialog::OnCloseWindow)
 END_EVENT_TABLE()
 
     EVT_CLOSE(wxGenericFontDialog::OnCloseWindow)
 END_EVENT_TABLE()
 

-#endif

 
 #define NUM_COLS 48
 static wxString wxColourDialogNames[NUM_COLS]={wxT("ORANGE"),
 
 #define NUM_COLS 48
 static wxString wxColourDialogNames[NUM_COLS]={wxT("ORANGE"),


@@ -116,20 +163,14 @@ static wxString wxColourDialogNames[NUM_COLS]={wxT("ORANGE"),
  * Generic wxFontDialog
  */
 
  * Generic wxFontDialog
  */
 

-wxGenericFontDialog::wxGenericFontDialog(void)
-{
-  m_useEvents = FALSE;
-  dialogParent = NULL;
-}
-
-wxGenericFontDialog::wxGenericFontDialog(wxWindow *parent, wxFontData *data):
-  wxDialog(parent, -1, _("Font"), wxPoint(0, 0), wxSize(600, 600), wxDEFAULT_DIALOG_STYLE|wxDIALOG_MODAL)
+void wxGenericFontDialog::Init()

 {
   m_useEvents = FALSE;
 {
   m_useEvents = FALSE;

-  Create(parent, data);
+  m_previewer = NULL;
+  Create( m_parent ) ;

 }
 
 }
 

-wxGenericFontDialog::~wxGenericFontDialog(void)
+wxGenericFontDialog::~wxGenericFontDialog()

 {
 }
 
 {
 }
 


@@ -138,68 +179,40 @@ void wxGenericFontDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
   EndModal(wxID_CANCEL);
 }
 
   EndModal(wxID_CANCEL);
 }
 

-bool wxGenericFontDialog::Create(wxWindow *parent, wxFontData *data)
+bool wxGenericFontDialog::DoCreate(wxWindow *parent)

 {
 {

-  dialogParent = parent;
-
-  if (data)
-    fontData = *data;
+    if ( !wxDialog::Create( parent , -1 , _T("Choose Font") , wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE,
+        _T("fontdialog") ) )
+    {
+        wxFAIL_MSG( wxT("wxFontDialog creation failed") );
+        return FALSE;
+    }

 
   InitializeFont();
   CreateWidgets();
 
   InitializeFont();
   CreateWidgets();

-
+ 
+  // sets initial font in preview area
+  wxCommandEvent dummy;
+  OnChangeFont(dummy);
+  

   return TRUE;
 }
 
   return TRUE;
 }
 

-int wxGenericFontDialog::ShowModal(void)
+int wxGenericFontDialog::ShowModal()

 {
 {

-  int ret = wxDialog::ShowModal();
+    int ret = wxDialog::ShowModal();

 
     if (ret != wxID_CANCEL)
     {
 
     if (ret != wxID_CANCEL)
     {

-      fontData.chosenFont = dialogFont;
+      m_fontData.m_chosenFont = dialogFont;

     }
 
     return ret;
 }
 
     }
 
     return ret;
 }
 

-
-void wxGenericFontDialog::OnPaint(wxPaintEvent& WXUNUSED(event))
+void wxGenericFontDialog::CreateWidgets()

 {
 {

-  wxPaintDC dc(this);
-  PaintFontBackground(dc);
-  PaintFont(dc);
-}
-
-/*
-static void wxGenericChangeFontText(wxTextCtrl& text, wxCommandEvent& event)
-{
-  if (event.GetEventType() == wxEVENT_TYPE_TEXT_ENTER_COMMAND)
-  {
-    wxGenericFontDialog *dialog = (wxGenericFontDialog *)text.GetParent();
-    dialog->OnChangeFont();
-  }
-}
-*/
-
-void wxGenericFontDialog::CreateWidgets(void)
-{
-  wxBeginBusyCursor();
-
-  fontRect.x = 10;
-#ifdef __X__
-  fontRect.y = 125;
-#else
-  fontRect.y = 115;
-#endif
-  fontRect.width = 430;
-  fontRect.height = 100;
-
-  /*
-    static char *families[] = { "Roman", "Decorative", "Modern", "Script", "Swiss" };
-    static char *styles[] = { "Normal", "Italic", "Slant" };
-    static char *weights[] = { "Normal", "Light", "Bold" };
-  */
+  wxBusyCursor bcur;

 
   wxString
      *families = new wxString[6],
 
   wxString
      *families = new wxString[6],


@@ -218,50 +231,33 @@ void wxGenericFontDialog::CreateWidgets(void)
   weights[1] = _("Light");
   weights[2] = _("Bold");
 
   weights[1] = _("Light");
   weights[2] = _("Bold");
 

-  int x=-1;
-  int y=40;
-  familyChoice = new wxChoice(this, wxID_FONT_FAMILY, wxPoint(10, 10), wxSize(120, -1), 5, families);
-  styleChoice = new wxChoice(this, wxID_FONT_STYLE, wxPoint(170, 10), wxSize(120, -1), 3, styles);
-  weightChoice = new wxChoice(this, wxID_FONT_WEIGHT, wxPoint(330, 10), wxSize(120, -1), 3, weights);
-
-  colourChoice = new wxChoice(this, wxID_FONT_COLOUR, wxPoint(10, 40), wxSize(180, -1), NUM_COLS, wxColourDialogNames);
-#if 0 // def __WXMOTIF__ // TODO: This necessary now?
-  // We want the pointSizeText to line up on the y axis with the colourChoice
-  colourChoice->GetPosition(&fontRect.x, &y); //NL mod
-  y+=3;    //NL mod
-#endif
+  familyChoice = new wxChoice(this, wxID_FONT_FAMILY, wxDefaultPosition, wxDefaultSize, 5, families);
+  styleChoice = new wxChoice(this, wxID_FONT_STYLE, wxDefaultPosition, wxDefaultSize, 3, styles);
+  weightChoice = new wxChoice(this, wxID_FONT_WEIGHT, wxDefaultPosition, wxDefaultSize, 3, weights);
+
+  colourChoice = new wxChoice(this, wxID_FONT_COLOUR, wxDefaultPosition, wxDefaultSize, NUM_COLS, wxColourDialogNames);

 
   wxString *pointSizes = new wxString[40];
   int i;
   for ( i = 0; i < 40; i++)
   {
 
   wxString *pointSizes = new wxString[40];
   int i;
   for ( i = 0; i < 40; i++)
   {

-    char buf[5];
-    sprintf(buf, "%d", i + 1);
+    wxChar buf[5];
+    wxSprintf(buf, wxT("%d"), i + 1);

     pointSizes[i] = buf;
   }
 
     pointSizes[i] = buf;
   }
 

-  pointSizeChoice = new wxChoice(this, wxID_FONT_SIZE, wxPoint(230, y), wxSize(50, -1), 40, pointSizes);
-  underLineCheckBox = new wxCheckBox(this, wxID_FONT_UNDERLINE, _("Underline"), wxPoint(320, y));
-
-  int rectY;
-  pointSizeChoice->GetPosition(&x, &rectY); //NL mod
-  fontRect.y = rectY;
-  pointSizeChoice->GetSize(&x, &y); //NL mod
-
-  // Calculate the position of the bottom of the pointSizeChoice, and place
-  // the fontRect there  (+5 for a nice gap)
+  pointSizeChoice = new wxChoice(this, wxID_FONT_SIZE, wxDefaultPosition, wxDefaultSize, 40, pointSizes);
+  underLineCheckBox = new wxCheckBox(this, wxID_FONT_UNDERLINE, _("Underline"));

 
 

-  fontRect.y+=y+5; //NL mod
+  m_previewer = new wxFontPreviewer(this);

 
 

-  int by = (fontRect.y + fontRect.height + 15);
-
-  wxButton *okButton = new wxButton(this, wxID_OK, _("OK"), wxPoint(230, by), wxSize(75,-1));
-  (void) new wxButton(this, wxID_OK, _("Cancel"), wxPoint(330, by), wxSize(75,-1));
+  wxButton *okButton = new wxButton(this, wxID_OK, _("OK"));
+  wxButton *cancelButton = new wxButton(this, wxID_CANCEL, _("Cancel"));

 
   familyChoice->SetStringSelection( wxFontFamilyIntToString(dialogFont.GetFamily()) );
   styleChoice->SetStringSelection(wxFontStyleIntToString(dialogFont.GetStyle()));
   weightChoice->SetStringSelection(wxFontWeightIntToString(dialogFont.GetWeight()));
 
   familyChoice->SetStringSelection( wxFontFamilyIntToString(dialogFont.GetFamily()) );
   styleChoice->SetStringSelection(wxFontStyleIntToString(dialogFont.GetStyle()));
   weightChoice->SetStringSelection(wxFontWeightIntToString(dialogFont.GetWeight()));

-  wxString name(wxTheColourDatabase->FindName(fontData.fontColour));
+  wxString name(wxTheColourDatabase->FindName(m_fontData.GetColour()));

   colourChoice->SetStringSelection(name);
 
   underLineCheckBox->SetValue(dialogFont.GetUnderlined());
   colourChoice->SetStringSelection(name);
 
   underLineCheckBox->SetValue(dialogFont.GetUnderlined());


@@ -269,13 +265,36 @@ void wxGenericFontDialog::CreateWidgets(void)
 
   okButton->SetDefault();
 
 
   okButton->SetDefault();
 

-  //  SetClientSize(450, by + 40);
-  Fit();
+  wxSizer *topsizer, *sizer;
+  topsizer = new wxBoxSizer(wxVERTICAL);
+
+  sizer = new wxBoxSizer(wxHORIZONTAL);
+  sizer->Add(familyChoice, 0, wxALIGN_CENTER | wxLEFT, 10);
+  sizer->Add(styleChoice, 0, wxALIGN_CENTER | wxLEFT, 10);
+  sizer->Add(weightChoice, 0, wxALIGN_CENTER | wxLEFT, 10);
+  topsizer->Add(sizer, 0, wxLEFT| wxTOP| wxRIGHT, 10);
+
+  sizer = new wxBoxSizer(wxHORIZONTAL);
+  sizer->Add(colourChoice, 0, wxALIGN_CENTER | wxLEFT, 10);
+  sizer->Add(pointSizeChoice, 0, wxALIGN_CENTER | wxLEFT, 10);
+  sizer->Add(underLineCheckBox, 0, wxALIGN_CENTER | wxLEFT, 10);
+  topsizer->Add(sizer, 0, wxLEFT| wxTOP| wxRIGHT, 10);
+  
+  topsizer->Add(m_previewer, 1, wxALL | wxEXPAND, 10);
+  topsizer->SetItemMinSize(m_previewer, 430, 100);
+
+  sizer = new wxBoxSizer(wxHORIZONTAL);
+  sizer->Add(okButton, 0, wxRIGHT, 10);
+  sizer->Add(cancelButton, 0, wxRIGHT, 10);
+  topsizer->Add(sizer, 0, wxALIGN_RIGHT | wxBOTTOM, 10);
+
+  SetAutoLayout(TRUE);
+  SetSizer(topsizer);
+  topsizer->SetSizeHints(this);
+  topsizer->Fit(this);

 
   Centre(wxBOTH);
 
 
   Centre(wxBOTH);
 

-  wxEndBusyCursor();
-

   delete[] families;
   delete[] styles;
   delete[] weights;
   delete[] families;
   delete[] styles;
   delete[] weights;


@@ -283,83 +302,54 @@ void wxGenericFontDialog::CreateWidgets(void)
   m_useEvents = TRUE;
 }
 
   m_useEvents = TRUE;
 }
 

-void wxGenericFontDialog::InitializeFont(void)
+void wxGenericFontDialog::InitializeFont()

 {
   int fontFamily = wxSWISS;
   int fontWeight = wxNORMAL;
   int fontStyle = wxNORMAL;
   int fontSize = 12;
   int fontUnderline = FALSE;
 {
   int fontFamily = wxSWISS;
   int fontWeight = wxNORMAL;
   int fontStyle = wxNORMAL;
   int fontSize = 12;
   int fontUnderline = FALSE;

-  if (fontData.initialFont.Ok())
+
+  if (m_fontData.m_initialFont.Ok())

   {
   {

-    fontFamily = fontData.initialFont.GetFamily();
-    fontWeight = fontData.initialFont.GetWeight();
-    fontStyle = fontData.initialFont.GetStyle();
-    fontSize = fontData.initialFont.GetPointSize();
-    fontUnderline = fontData.initialFont.GetUnderlined();
+      fontFamily = m_fontData.m_initialFont.GetFamily();
+      fontWeight = m_fontData.m_initialFont.GetWeight();
+      fontStyle = m_fontData.m_initialFont.GetStyle();
+      fontSize = m_fontData.m_initialFont.GetPointSize();
+      fontUnderline = m_fontData.m_initialFont.GetUnderlined();

   }
   }

-  dialogFont = wxFont(fontSize, fontFamily, fontStyle, fontWeight, (fontUnderline != 0));
-}
-
-void wxGenericFontDialog::PaintFontBackground(wxDC& dc)
-{
-  dc.BeginDrawing();

 
 

-  dc.SetPen(*wxBLACK_PEN);
-  dc.SetBrush(*wxWHITE_BRUSH);
-  dc.DrawRectangle( fontRect.x, fontRect.y, fontRect.width, fontRect.height);
-  dc.EndDrawing();
-}
+  dialogFont = wxFont(fontSize, fontFamily, fontStyle, fontWeight, (fontUnderline != 0));

 
 

-void wxGenericFontDialog::PaintFont(wxDC& dc)
-{
-  dc.BeginDrawing();
-  if (dialogFont.Ok())
-  {
-    dc.SetFont(dialogFont);
-    // Calculate vertical centre
-    long w, h;
-    dc.GetTextExtent("X", &w, &h);
-    float cx = (float)(fontRect.x + 10);
-    float cy = (float)(fontRect.y + (fontRect.height/2.0) - (h/2.0));
-    dc.SetTextForeground(fontData.fontColour);
-    dc.SetClippingRegion( fontRect.x, fontRect.y, (long)(fontRect.width-2.0), (long)(fontRect.height-2.0));
-    dc.DrawText(_("ABCDEFGabcdefg12345"), (long)cx, (long)cy);
-    dc.DestroyClippingRegion();
-    dc.SetFont(wxNullFont);
-  }
-  dc.EndDrawing();
+  if (m_previewer)
+      m_previewer->SetFont(dialogFont);

 }
 
 void wxGenericFontDialog::OnChangeFont(wxCommandEvent& WXUNUSED(event))
 {
   if (!m_useEvents) return;
 
 }
 
 void wxGenericFontDialog::OnChangeFont(wxCommandEvent& WXUNUSED(event))
 {
   if (!m_useEvents) return;
 

-  int fontFamily = 0;  /* shut up buggy egcs warnings */
-  fontFamily = wxFontFamilyStringToInt(WXSTRINGCAST familyChoice->GetStringSelection());
-  int fontWeight = 0;
-  fontWeight = wxFontWeightStringToInt(WXSTRINGCAST weightChoice->GetStringSelection());
-  int fontStyle = 0;
-  fontStyle = wxFontStyleStringToInt(WXSTRINGCAST styleChoice->GetStringSelection());
+  int fontFamily = wxFontFamilyStringToInt(WXSTRINGCAST familyChoice->GetStringSelection());
+  int fontWeight = wxFontWeightStringToInt(WXSTRINGCAST weightChoice->GetStringSelection());
+  int fontStyle = wxFontStyleStringToInt(WXSTRINGCAST styleChoice->GetStringSelection());

   int fontSize = wxAtoi(pointSizeChoice->GetStringSelection());
   int fontUnderline = underLineCheckBox->GetValue();
 
   dialogFont = wxFont(fontSize, fontFamily, fontStyle, fontWeight, (fontUnderline != 0));
   int fontSize = wxAtoi(pointSizeChoice->GetStringSelection());
   int fontUnderline = underLineCheckBox->GetValue();
 
   dialogFont = wxFont(fontSize, fontFamily, fontStyle, fontWeight, (fontUnderline != 0));

+  m_previewer->SetFont(dialogFont);

   if (colourChoice->GetStringSelection() != wxT(""))
   {
   if (colourChoice->GetStringSelection() != wxT(""))
   {

-    wxColour *col = (wxColour*) NULL;
-    col = wxTheColourDatabase->FindColour(colourChoice->GetStringSelection());
-    if (col)
+    wxColour col = wxTheColourDatabase->Find(colourChoice->GetStringSelection());
+    if (col.Ok())

     {
     {

-      fontData.fontColour = *col;
+      m_fontData.m_fontColour = col;
+      m_previewer->SetForegroundColour(col);

     }
   }
     }
   }

-  wxClientDC dc(this);
-  PaintFontBackground(dc);
-  PaintFont(dc);
+  m_previewer->Refresh();

 }
 
 }
 

-wxChar *wxFontWeightIntToString(int weight)
+const wxChar *wxFontWeightIntToString(int weight)

 {
   switch (weight)
   {
 {
   switch (weight)
   {


@@ -373,7 +363,7 @@ wxChar *wxFontWeightIntToString(int weight)
   }
 }
 
   }
 }
 

-wxChar *wxFontStyleIntToString(int style)
+const wxChar *wxFontStyleIntToString(int style)

 {
   switch (style)
   {
 {
   switch (style)
   {


@@ -387,7 +377,7 @@ wxChar *wxFontStyleIntToString(int style)
   }
 }
 
   }
 }
 

-wxChar *wxFontFamilyIntToString(int family)
+const wxChar *wxFontFamilyIntToString(int family)

 {
   switch (family)
   {
 {
   switch (family)
   {


@@ -449,4 +439,6 @@ int wxFontWeightStringToInt(wxChar *weight)
     return wxNORMAL;
 }
 
     return wxNORMAL;
 }
 

+#endif
+    // wxUSE_FONTDLG