Move the platform-dependent implementations of Fl::paste() to the Fl_System_Driver class.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11615 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

FL/Fl_System_Driver.H

@@ -36,6 +36,7 @@
 class Fl_File_Icon;
 class Fl_File_Browser;
 class Fl_Pixmap;
+class Fl_Widget;
 
 /**
  \brief A base class for platform-specific system operations.
@@ -193,8 +194,10 @@ public:
   static const char * const tree_close_xpm[]; // used by tree_closepixmap()
   // the default implementation of tree_connector_style() is in Fl_Tree_Prefs.cxx and can be enough
   virtual int tree_connector_style();
-  //implement to support copy-to-clipboard
+  // implement to support copy-to-clipboard
   virtual void copy(const char *stuff, int len, int clipboard, const char *type) {}
+  // implement to support paste-from-clipboard
+  virtual void paste(Fl_Widget &receiver, int clipboard, const char *type) {}
 };
 
 #endif // FL_SYSTEM_DRIVER_H

src/Fl.cxx

@@ -1414,8 +1414,14 @@ void Fl::selection(Fl_Widget &owner, const char* text, int len) {
   \see Fl::paste(Fl_Widget &receiver, int clipboard, const char* type)
 */
 void Fl::paste(Fl_Widget &receiver) {
-  Fl::paste(receiver, 0);
+  Fl::system_driver()->paste(receiver, 0, Fl::clipboard_plain_text);
 }
+
+void Fl::paste(Fl_Widget &receiver, int clipboard, const char *type)
+{
+  Fl::system_driver()->paste(receiver, clipboard, type);
+}
+
 ////////////////////////////////////////////////////////////////
 
 void Fl_Widget::redraw() {

src/Fl_cocoa.mm

@@ -3482,7 +3482,7 @@ static Fl_Image* get_image_from_clipboard(Fl_Widget *receiver)
 }
 
 // Call this when a "paste" operation happens:
-void Fl::paste(Fl_Widget &receiver, int clipboard, const char *type) {
+void Fl_Darwin_System_Driver::paste(Fl_Widget &receiver, int clipboard, const char *type) {
   if (type[0] == 0) type = Fl::clipboard_plain_text;
   if (clipboard) {
     Fl::e_clipboard_type = "";

src/Fl_win32.cxx

@@ -691,7 +691,7 @@ void Fl_WinAPI_System_Driver::copy(const char *stuff, int len, int clipboard, co
 }
 
 // Call this when a "paste" operation happens:
-void Fl::paste(Fl_Widget &receiver, int clipboard, const char *type) {
+void Fl_WinAPI_System_Driver::paste(Fl_Widget &receiver, int clipboard, const char *type) {
   if (!clipboard || (fl_i_own_selection[clipboard] && strcmp(type, Fl::clipboard_plain_text) == 0)) {
     // We already have it, do it quickly without window server.
     // Notice that the text is clobbered if set_selection is

src/Fl_x.cxx

@@ -807,7 +807,7 @@ int fl_selection_buffer_length[2];
 char fl_i_own_selection[2] = {0,0};
 
 // Call this when a "paste" operation happens:
-void Fl::paste(Fl_Widget &receiver, int clipboard, const char *type) {
+void Fl_X11_System_Driver::paste(Fl_Widget &receiver, int clipboard, const char *type) {
   if (fl_i_own_selection[clipboard]) {
     // We already have it, do it quickly without window server.
     // Notice that the text is clobbered if set_selection is

src/drivers/Darwin/Fl_Darwin_System_Driver.H

@@ -70,6 +70,7 @@ public:
   virtual int tree_connector_style();
   virtual const char *filename_name(const char *buf);
   virtual void copy(const char *stuff, int len, int clipboard, const char *type);
+  virtual void paste(Fl_Widget &receiver, int clipboard, const char *type);
 };
 
 #endif // FL_DARWIN_SYSTEM_DRIVER_H

src/drivers/WinAPI/Fl_WinAPI_System_Driver.H

@@ -104,8 +104,10 @@ public:
   virtual int case_insensitive_filenames() {return 1;}
   // this one is implemented in Fl_win32.cxx
   virtual const char *filename_name(const char *buf);
-  // this one is in Fl_win32.cxx
+  // this one is implemented in Fl_win32.cxx
   virtual void copy(const char *stuff, int len, int clipboard, const char *type);
+  // this one is implemented in Fl_win32.cxx
+  virtual void paste(Fl_Widget &receiver, int clipboard, const char *type);
 };
 
 #endif // FL_WINAPI_SYSTEM_DRIVER_H

src/drivers/X11/Fl_X11_System_Driver.H

@@ -49,6 +49,8 @@ public:
   virtual const char *filename_name(const char *buf);
   // this one is in Fl_x.cxx
   virtual void copy(const char *stuff, int len, int clipboard, const char *type);
+  // this one is in Fl_x.cxx
+  virtual void paste(Fl_Widget &receiver, int clipboard, const char *type);
 };
 
 #endif /* FL_X11_SYSTEM_DRIVER_H */