"Colors" dialog box has been enhanced

change_log.txt

@@ -6,6 +6,11 @@ email address.
 
 2007-Nov-11 UPDATE   Geoff Harland <gharlandau@yahoo.com.au>
 ================================================================================
++ eeschema & pcbnew & gerbview
+  * The "Colors" dialog box has been enhanced; the distance between adjacent
+    controls now increases (and in both horizontal and vertical directions)
+    when that dialog is resized. And the "Cancel" button is no longer centre-
+    justified; it is now right-justifed instead.
 + eeschema
   * A wxStdDialogButtonSizer is now used within the "EESchema Colors" dialog box,
     meaning that the sequence of the "OK", "Cancel", and "Apply" buttons within

common/selcolor.cpp

 /****************/
-/* SETCOLOR.CPP */
+/* SELCOLOR.CPP */
 /****************/
 /* Affichage et selection de la palette des couleurs disponibles
  * dans une frame
@@ -16,7 +16,7 @@
 
 
 enum colors_id {
-    ID_COLOR_BLACK = 2000, // ID_COLOR_ = ID_COLOR_BLACK a ID_COLOR_BLACK + 31
+    ID_COLOR_BLACK = 2000 // ID_COLOR_ = ID_COLOR_BLACK a ID_COLOR_BLACK + 31
 };
 
 
@@ -73,45 +73,51 @@ int color;
 WinEDA_SelColorFrame::WinEDA_SelColorFrame( wxWindow *parent,
                              const wxPoint& framepos, int OldColor ):
         wxDialog( parent, -1, _("Colors"), framepos, wxDefaultSize,
-                  DIALOG_STYLE )
+                  wxDEFAULT_DIALOG_STYLE|MAYBE_RESIZE_BORDER )
 /*******************************************************************/
 {
-wxBoxSizer* OuterBoxSizer = NULL;
-wxBoxSizer* MainBoxSizer = NULL;
-wxBoxSizer* ColumnBoxSizer = NULL;
-wxBoxSizer* RowBoxSizer = NULL;
-wxBitmapButton* BitmapButton = NULL;
-wxStaticText* text = NULL;
-wxStaticLine* line = NULL;
-wxButton* Button = NULL;
-int ii, butt_ID, buttcolor;
-int w = 20, h = 20;
-bool ColorFound = false;
+    wxBoxSizer*             OuterBoxSizer        = NULL;
+    wxBoxSizer*             MainBoxSizer         = NULL;
+    wxFlexGridSizer*        FlexColumnBoxSizer   = NULL;
+    wxBitmapButton*         BitmapButton         = NULL;
+    wxStaticText*           Label                = NULL;
+    wxStaticLine*           Line                 = NULL;
+    wxStdDialogButtonSizer* StdDialogButtonSizer = NULL;
+    wxButton*               Button               = NULL;
+
+    int ii, butt_ID, buttcolor;
+    int w = 20, h = 20;
+    bool ColorFound = false;
 
     SetFont( *g_DialogFont );
 
     SetReturnCode( -1 );
 
-
     OuterBoxSizer = new wxBoxSizer(wxVERTICAL);
     SetSizer(OuterBoxSizer);
 
     MainBoxSizer = new wxBoxSizer(wxHORIZONTAL);
-    OuterBoxSizer->Add(MainBoxSizer, 0, wxALIGN_CENTER_HORIZONTAL|wxLEFT|wxRIGHT|wxTOP, 5);
+    OuterBoxSizer->Add(MainBoxSizer, 1, wxGROW|wxLEFT|wxRIGHT|wxTOP, 5);
 
     for( ii = 0; ColorRefs[ii].m_Name != NULL; ii++ )
     {
-        // Provide a separate column for every eight buttons (and
-        // their associated text strings)
+        // Provide a separate column for every eight buttons (and their associated text
+        // strings), so provide a FlexGrid Sizer with eight rows and two columns.
         if( ii % 8 == 0 )
         {
-            ColumnBoxSizer = new wxBoxSizer(wxVERTICAL);
-            MainBoxSizer->Add(ColumnBoxSizer, 0, wxALIGN_TOP|wxTOP, 5);
+            FlexColumnBoxSizer = new wxFlexGridSizer(8, 2, 0, 0);
+
+            // Specify that all of the rows can be expanded.
+            for( int ii = 0; ii < 8; ii++ )
+            {
+                FlexColumnBoxSizer->AddGrowableRow(ii);
             }
 
-        // Provide a sizer for each button and its associated text string
-        RowBoxSizer = new wxBoxSizer(wxHORIZONTAL);
-        ColumnBoxSizer->Add(RowBoxSizer, 0, wxALIGN_LEFT, 5);
+            // Specify that the second column can also be expanded.
+            FlexColumnBoxSizer->AddGrowableCol(1);
+
+            MainBoxSizer->Add(FlexColumnBoxSizer, 1, wxGROW|wxTOP, 5);
+        }
 
         butt_ID = ID_COLOR_BLACK + ii;
         wxMemoryDC iconDC;
@@ -134,7 +140,7 @@ bool ColorFound = false;
 
         BitmapButton = new wxBitmapButton( this, butt_ID, ButtBitmap,
                                            wxDefaultPosition, wxSize( w, h ) );
-        RowBoxSizer->Add(BitmapButton, 0, wxALIGN_CENTER_VERTICAL|wxLEFT|wxBOTTOM, 5);
+        FlexColumnBoxSizer->Add(BitmapButton, 0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxLEFT|wxBOTTOM, 5);
 
         // Set focus to this button if its color matches the
         // color which had been selected previously (for
@@ -145,9 +151,9 @@ bool ColorFound = false;
             BitmapButton->SetFocus();
         }
 
-        text = new wxStaticText( this, -1, ColorRefs[ii].m_Name,
+        Label = new wxStaticText( this, -1, ColorRefs[ii].m_Name,
                                   wxDefaultPosition, wxDefaultSize, 0 );
-        RowBoxSizer->Add(text, 0, wxALIGN_CENTER_VERTICAL|wxLEFT|wxRIGHT|wxBOTTOM, 5);
+        FlexColumnBoxSizer->Add(Label, 1, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxLEFT|wxRIGHT|wxBOTTOM, 5);
     }
 
     // Provide a Cancel button as well, so that this dialog
@@ -155,37 +161,17 @@ bool ColorFound = false;
     // (and also provide a horizontal static line to separate
     // that button from all of the other buttons).
 
-    line = new wxStaticLine( this, -1, wxDefaultPosition, wxDefaultSize, wxLI_HORIZONTAL );
-    OuterBoxSizer->Add(line, 0, wxGROW|wxLEFT|wxRIGHT|wxTOP, 5);
-
-#if 0
-    BottomBoxSizer = new wxBoxSizer(wxHORIZONTAL);
-    OuterBoxSizer->Add(BottomBoxSizer, 0, wxALIGN_CENTER_HORIZONTAL|wxALL, 5);
+    Line = new wxStaticLine( this, -1, wxDefaultPosition, wxDefaultSize, wxLI_HORIZONTAL );
+    OuterBoxSizer->Add(Line, 0, wxGROW|wxLEFT|wxRIGHT|wxTOP, 5);
 
-    Button = new wxButton( this, wxID_OK, _( "OK" ), wxDefaultPosition, wxDefaultSize, 0 );
-    Button->SetForegroundColour( *wxRED );
-    BottomBoxSizer->Add(Button, 0, wxALIGN_CENTER_HORIZONTAL|wxALL, 5);
+    StdDialogButtonSizer = new wxStdDialogButtonSizer;
+    OuterBoxSizer->Add(StdDialogButtonSizer, 0, wxGROW|wxALL, 10);
 
-    Button = new wxButton( this, wxID_CANCEL, _( "Cancel" ), wxDefaultPosition, wxDefaultSize, 0 );
+    Button = new wxButton( this, wxID_CANCEL, _("Cancel"), wxDefaultPosition, wxDefaultSize, 0 );
     Button->SetForegroundColour( *wxBLUE );
-    BottomBoxSizer->Add(Button, 0, wxALIGN_CENTER_HORIZONTAL|wxALL, 5);
-
-    // Dialog boxes usually contain both an "OK" button and a "Cancel" button (and sometimes
-    // also contain an "Apply" button). The previous code implements an additional sizer
-    // (to contain such buttons), then installs that sizer into the outermost sizer, then
-    // implements "OK" and "Cancel" buttons, and then installs those buttons into that sizer.
-    //
-    // However, as this particular dialog does not contain an "OK" button (nor an "Apply"
-    // button), it is not necessary to provide an additional sizer to contain (just) a
-    // "Cancel" button; that button can be installed directly into the outermost sizer
-    // instead. (Note that a value of 10 has been specified for the margin surrounding that
-    // button; that provides the same outcome as specifying the customary value of 5 for both
-    // that button, and the BottomBoxSizer that it would otherwise be installed within.)
-#endif
-
-    Button = new wxButton( this, wxID_CANCEL, _( "Cancel" ), wxDefaultPosition, wxDefaultSize, 0 );
-    Button->SetForegroundColour( *wxBLUE );
-    OuterBoxSizer->Add(Button, 0, wxALIGN_CENTER_HORIZONTAL|wxALL, 10);
+    StdDialogButtonSizer->AddButton(Button);
+
+    StdDialogButtonSizer->Realize();
 
     // Set focus to the Cancel button if the currently selected color
     // does not match any of the colors provided by this dialog box.
@@ -194,7 +180,7 @@ bool ColorFound = false;
         Button->SetFocus();
 
     // Resize the dialog
-    if (GetSizer())
+    if( GetSizer() )
     {
         GetSizer()->SetSizeHints(this);
     }
@@ -210,7 +196,7 @@ void WinEDA_SelColorFrame::OnCancel(wxCommandEvent& WXUNUSED(event))
     // Setting the return value to -1 indicates that the
     // dialog box has been cancelled (and thus that the
     // previously selected color is to be retained).
-    EndModal(-1);
+    EndModal( -1 );
 }