ENH: Added popup menu for removing a property. Some style changes

Source/FLTKDialog/FLTKPropertyItemRow.cxx

@@ -7,10 +7,12 @@
 #include <Fl/Fl_Tile.H>
 #include <Fl/fl_ask.H>
 #include <Fl/fl_file_chooser.H>
+#include <Fl/Fl_Color_Chooser.H>
+#include <cstdio>
 
 namespace fltk {
 
- 
+
 PropertyItemRow::PropertyItemRow( PropertyItem * pItem ):Fl_Tile(0,0,10,10,"")
 {
    
@@ -18,6 +20,7 @@ PropertyItemRow::PropertyItemRow( PropertyItem * pItem ):Fl_Tile(0,0,10,10,"")
   m_ItemValue    = new ItemValue;
 
 
+  const unsigned int fontsize     =         11;
   const unsigned int nameWidth    =        200;
   const unsigned int textWidth    =       1400;
   const unsigned int checkWidth   =  textWidth;
@@ -39,44 +42,50 @@ PropertyItemRow::PropertyItemRow( PropertyItem * pItem ):Fl_Tile(0,0,10,10,"")
                                     m_PropertyItem->m_propName.c_str() );
 
   m_NameButton->align( FL_ALIGN_CLIP | FL_ALIGN_LEFT | FL_ALIGN_INSIDE );
-  m_NameButton->labelsize(11);
+  m_NameButton->labelsize( fontsize );
   m_NameButton->box( FL_DOWN_BOX );
   m_NameButton->SetHelpText( m_PropertyItem->m_HelpString.c_str() );
   m_NameButton->size( secondColumn, rowHeight );
     
   switch( m_PropertyItem->m_nItemType )
   {
-  case 1: 
+    case PropertyList::COMBO:
+    {
+      break;
+    }
+    case PropertyList::EDIT: 
     {
 
       Fl_Input * input = new 
                     Fl_Input( secondColumn, 0, textWidth ,rowHeight ,"");
       input->value( m_PropertyItem->m_curValue.c_str() );
-      input->textsize(11);
+      input->textsize( fontsize );
       input->callback( InputTextCallback, (void *)m_PropertyItem );
       input->when( FL_WHEN_CHANGED );
 
       break;
     }
-  case 2:
+    case PropertyList::COLOR:
     {
+      Fl_Button * colorButton = new
+            Fl_Button( secondColumn, 0, textWidth  ,rowHeight ,"");
+      colorButton->labelsize( fontsize );
+      //colorButton->color();
+      colorButton->callback( ColorSelectionCallback, (void *)m_PropertyItem );
+
       break;
     }
-  case 3:
+    case PropertyList::FILE:
-    {
-      break;
-    }
-  case 4:
     {
 
       Fl_Button * browseButton = new 
             Fl_Button( secondColumn, 0, browseWidth  ,rowHeight ,"...");
-      browseButton->labelsize(11);
+      browseButton->labelsize( fontsize );
 
       Fl_Input * input = new 
                     Fl_Input( secondColumn+browseWidth, 0, textWidth ,rowHeight ,"");
       input->value( m_PropertyItem->m_curValue.c_str() );
-      input->textsize(11);
+      input->textsize( fontsize );
 
       m_ItemValue->m_InputText    = input;
       m_ItemValue->m_PropertyItem = m_PropertyItem;
@@ -87,7 +96,7 @@ PropertyItemRow::PropertyItemRow( PropertyItem * pItem ):Fl_Tile(0,0,10,10,"")
       
       break;
     }
-  case 5:
+    case PropertyList::CHECKBOX:
     {
       Fl_Button * button = new 
             Fl_Button( secondColumn, 0, checkWidth  ,rowHeight ,"");
@@ -105,26 +114,26 @@ PropertyItemRow::PropertyItemRow( PropertyItem * pItem ):Fl_Tile(0,0,10,10,"")
         button->value(0);
       }
       button->type( FL_TOGGLE_BUTTON );
-      button->labelsize(11);
+      button->labelsize( fontsize );
       break;
     }
-  case 6:
+    case PropertyList::PATH:
     {
 
       Fl_Button * browseButton = new 
             Fl_Button( secondColumn, 0, browseWidth  ,rowHeight ,"...");
-      browseButton->labelsize(11);
+      browseButton->labelsize( fontsize );
 
       Fl_Input * input = new 
                     Fl_Input( secondColumn+browseWidth, 0, textWidth ,rowHeight ,"");
       input->value( m_PropertyItem->m_curValue.c_str() );
-      input->textsize(11);
+      input->textsize( fontsize );
 
       m_ItemValue->m_InputText    = input;
       m_ItemValue->m_PropertyItem = m_PropertyItem;
         
       browseButton->callback( BrowsePathCallback, (void *)m_ItemValue );
-      input->callback( InputTextCallback, m_PropertyItem );
+      input->callback( InputTextCallback, (void *)m_PropertyItem );
       input->when( FL_WHEN_CHANGED );
       
       break;
@@ -138,7 +147,6 @@ PropertyItemRow::PropertyItemRow( PropertyItem * pItem ):Fl_Tile(0,0,10,10,"")
 
   end(); // Close the inclusion of widgets in the Tile object
 
-
 }
 
 
@@ -191,6 +199,38 @@ InputTextCallback(   Fl_Widget * widget, void * data)
 
 
 
+void 
+PropertyItemRow::
+ColorSelectionCallback(   Fl_Widget * widget, void * data)
+{
+  Fl_Button    * colorButton   = (Fl_Button *)widget;
+  PropertyItem * propertyItem  = (PropertyItem *)data;
+
+  static Fl_Color colorIndex = FL_FREE_COLOR;
+
+  unsigned char red   = 0;
+  unsigned char blue  = 0;
+  unsigned char green = 0;
+  fl_color_chooser("Please pick a color",red,green,blue);
+  char buffer[300];
+  sprintf( buffer,"RGB(%d,%d,%d)", red, green, blue );
+  propertyItem->m_curValue = buffer;
+  Fl::set_color( colorIndex, red, green, blue );
+  colorButton->color( colorIndex );
+  colorIndex = (Fl_Color)( colorIndex + 1 );
+  if( colorIndex == FL_FREE_COLOR + FL_NUM_FREE_COLOR )
+  {
+    fl_alert("Maximum number of free colors used, recycling...");
+    colorIndex = FL_FREE_COLOR;
+  }
+
+  colorButton->redraw();
+ 
+}
+
+
+
+
 
 
 void 
@@ -213,13 +253,14 @@ BrowsePathCallback(   Fl_Widget * widget, void * data)
 }
 
 
+
+
 int 
 PropertyItemRow::
 handle(int event)
 {
   
   int status = Fl_Tile::handle( event );
-  
   switch( event ) 
   {
     case FL_LEAVE:

Source/FLTKDialog/FLTKPropertyItemRow.h

@@ -8,6 +8,7 @@
 #include <Fl/Fl_Tile.H>
 #include <Fl/Fl_Input.H>
 
+
 namespace fltk {
   
 
@@ -42,9 +43,11 @@ class PropertyItemRow  : public Fl_Tile
     // manages the popup help blob
     PropertyNameButtonWithHelp * m_NameButton;
 
+
     static void CheckButtonCallback( Fl_Widget *, void *);
     static void InputTextCallback(   Fl_Widget *, void *);
     static void BrowsePathCallback(  Fl_Widget *, void *);
+    static void ColorSelectionCallback(   Fl_Widget * widget, void * data);
 
 };
 

Source/FLTKDialog/FLTKPropertyList.cxx

@@ -18,10 +18,10 @@ namespace fltk {
 
 PropertyList::PropertyList()
 {
-  m_Dirty = false;
-  m_curSel = -1;
 }
 
+
+
 PropertyList::~PropertyList()
 {
   for(std::set<PropertyItem*>::iterator i = m_PropertyItems.begin();
@@ -34,7 +34,7 @@ PropertyList::~PropertyList()
 
 
 
-int PropertyList::AddItem(string txt)
+int PropertyList::AddItem( std::string txt)
 {
   int nIndex =0;// = AddString(txt);
   return nIndex;
@@ -71,7 +71,6 @@ int PropertyList::AddProperty(const char* name,
         {
         pItem->m_curValue = value;
         pItem->m_HelpString = helpString;
-        m_Dirty = true;
         Invalidate();
         }
       return i;
@@ -88,74 +87,6 @@ int PropertyList::AddProperty(const char* name,
 
 
 
-void PropertyList::OnButton()
-{
-  PropertyItem* pItem = (PropertyItem*) GetItemDataPtr(m_curSel);
-
-  //display the appropriate common dialog depending on what type
-  //of chooser is associated with the property
-  if (pItem->m_nItemType == PropertyList::COLOR)
-    {
-      unsigned char red   = 0;
-      unsigned char blue  = 0;
-      unsigned char green = 0;
-      fl_color_chooser("Please pick a color",red,green,blue);
-      char buffer[300];
-      sprintf(buffer,"RGB(%d,%d,%d)",red,green,blue);
-      pItem->m_curValue = buffer;
-      m_Dirty = true;
-      Invalidate();
-    }
-  else if (pItem->m_nItemType == PropertyList::FILE)
-    {
-    string currPath   = pItem->m_curValue;
-
-    const char * SelectedFile 
-                    =  fl_file_chooser("Choose a file",
-                             "*",currPath.c_str() );
-
-    if( SelectedFile )
-      {
-        pItem->m_curValue = SelectedFile;
-        m_Dirty = true;
-        Invalidate();
-      }
-    }
-   else if (pItem->m_nItemType == PropertyList::PATH)
-    {
-    string currPath   = pItem->m_curValue;
-    string initialDir = currPath;
-    
-    const char * SelectedFile 
-                    =  fl_file_chooser("Choose a directory",
-                             "*/",initialDir.c_str() );
-
-    if( SelectedFile   && filename_isdir( SelectedFile ) )
-      {
-      pItem->m_curValue = SelectedFile;
-      m_Dirty = true;
-      Invalidate();
-      }
-    }
-  else if (pItem->m_nItemType == PropertyList::FONT)
-    {	
-    }
-}
-
-
-
-
-void PropertyList::OnHelp()
-{ 
-  if(m_curSel == -1 || this->GetCount() <= 0)
-    {
-    return;
-    }
-  PropertyItem* pItem = (PropertyItem*) GetItemDataPtr(m_curSel);
-  fl_message(pItem->m_HelpString.c_str());
-}
-
-
 void PropertyList::RemoveAll()
 {
   int c = this->GetCount();

Source/FLTKDialog/FLTKPropertyList.h

@@ -7,7 +7,6 @@
 
 namespace fltk {
 
-using std::string;
 
 /////////////////////////////////////////////////////////////////////////////
 //PropertyList Items
@@ -15,16 +14,18 @@ class PropertyItem
 {
 // Attributes
 public:
-  string m_HelpString;
+  std::string m_HelpString;
-  string m_propName;
+  std::string m_propName;
-  string m_curValue;
+  std::string m_curValue;
   int m_nItemType;
-  string m_cmbItems;
+  std::string m_cmbItems;
   bool m_Removed;
 public:
-  PropertyItem(string propName, string curValue,
+  PropertyItem( std::string propName, 
-                string helpString,
+                std::string curValue,
-                int nItemType, string cmbItems)
+                std::string helpString,
+                int nItemType, 
+                std::string cmbItems )
     {
       m_HelpString = helpString;
       m_Removed = false;
@@ -59,7 +60,7 @@ public:
 
 // Operations
 public:
-  int AddItem(string txt);
+  int AddItem( std::string txt );
   int AddProperty(const char* name,
                   const char* value,
                   const char* helpString,
@@ -88,17 +89,11 @@ public:
 public:
   virtual ~PropertyList();
 
-  // Generated message map functions
 protected:
 
   int AddPropItem(PropertyItem* pItem);
 
-//  CComboBox m_cmbBox;
+  /*
-//  CEdit m_editBox;
-//  CButton m_btnCtrl;
-//  CButton m_CheckBoxControl;
-  
-
   bool m_Dirty;
   int m_curSel;
   int m_prevSel;
@@ -107,6 +102,7 @@ protected:
   int m_nDivBtm;
   int m_nOldDivX;
   int m_nLastBox;
+  */
 
   std::set<PropertyItem*> m_PropertyItems;
 

Source/FLTKDialog/FLTKPropertyNameButtonWithHelp.cxx

@@ -1,5 +1,9 @@
 #include <FLTKPropertyNameButtonWithHelp.h>
 #include <Fl/Fl.H>
+#include <Fl/fl_ask.H>
+#include <Fl/Fl_Menu_Button.H>
+#include "../cmCacheManager.h"
+
 
 namespace fltk {
   
@@ -72,6 +76,8 @@ PropertyNameButtonWithHelp::
 handle( int event )
 {
 
+  static bool helpBlobVisible = false;
+
   const float delayForShowingHelpBlob = 1.0; // seconds
   
   const int   maxWidth   = 300;
@@ -96,7 +102,7 @@ handle( int event )
   switch( event )
   {
     case FL_ENTER: 
-     {
+    {
       lastMousePositionX = Fl::event_x();
       lastMousePositionY = Fl::event_y();
       const float factor = helpText->labelsize() * 0.5;
@@ -117,15 +123,33 @@ handle( int event )
       helpText->label(  m_HelpText.c_str() );
       Fl_Widget * parent = this->parent();
       Fl::add_timeout( delayForShowingHelpBlob, ShowHelpBlobCallback, (void *)parent );
+      helpBlobVisible = true;
       eventManaged = 0;
       break;
-      }
+     }
     case FL_LEAVE:
-      helpBlob->hide();
+    {
+      if( helpBlobVisible )
+      {
+        helpBlobVisible = false;
+        helpBlob->hide();
+      }
       eventManaged = 0;
       break;
+    }
     case FL_MOVE:
-      helpBlob->hide();
+      if( helpBlobVisible )
+      {
+        helpBlobVisible = false;
+        helpBlob->hide();
+      }
+      eventManaged = 0;
+      break;
+    case FL_PUSH:
+      if( Fl::event_button() == FL_RIGHT_MOUSE )
+      {
+        PopupMenu();
+      }
       eventManaged = 0;
       break;
     default:
@@ -156,5 +180,53 @@ ShowHelpBlobCallback( void * data )
 
 
 
+////////////////////////////////////////////////////////////////
+//  This popup menu is displayed when the 
+//  right mouse button is pressed
+void 
+PropertyNameButtonWithHelp::
+PopupMenu(void)
+{
+  static Fl_Menu_Button * popupMenu = 0;
+  if( !popupMenu )
+  {
+    popupMenu = new Fl_Menu_Button(0,0,100,200);
+  }
+  
+  popupMenu->type( Fl_Menu_Button::POPUP3 );
+  popupMenu->add("Remove|Properties...");
+  popupMenu->popup();
+  
+  switch( popupMenu->value() )
+  {
+    case 0: // Remove
+    {
+      const char * propertyName = label();
+      int answer = fl_ask( "Do you want to remove property %s", propertyName );
+      if( answer == 1 )
+      {
+        // Remove the entry from the cache
+        cmCacheManager::GetInstance()->RemoveCacheEntry( propertyName );
+        // Get the parent: Fl_Tile that manages the whole row in the GUI
+        Fl_Group * parentGroup      = (Fl_Group *) parent();
+        // Get the grandParent: Fl_Pack with the property list
+        Fl_Group * grandParentGroup = (Fl_Group *) parentGroup->parent();
+        // Remove the row from the list
+        grandParentGroup->remove( *parentGroup );
+        // Destroy the row
+        delete parentGroup;  // Patricide... ?
+        // Redraw the list
+        grandParentGroup->redraw();
+        return;
+      }
+      break;
+    }
+    case 1: // Properties
+      break;
+  }
+}
+
+
+
 
 } // end namespace fltk

Source/FLTKDialog/FLTKPropertyNameButtonWithHelp.h

@@ -28,9 +28,11 @@ class PropertyNameButtonWithHelp : public Fl_Button
     
     static void ShowHelpBlobCallback( void * );
 
+    void PopupMenu( void );
+
   private:
     
-    string                m_HelpText;
+    std::string           m_HelpText;
 
     // Class variables
     static Fl_Window   *  helpBlob;