Move platform-dependent implementations of Fl::en/dis/able_im() to the Fl_Screen_Driver class

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11618 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

FL/Fl_Screen_Driver.H

@@ -135,6 +135,9 @@ public:
   virtual int input_widget_handle_key(int key, unsigned mods, unsigned shift, Fl_Input *input);
   // implement to support Fl::get_mouse()
   virtual void get_mouse(int &x, int &y) {}
+  // optional methods to enable/disable input methods for complex scripts
+  virtual void enable_im() {}
+  virtual void disable_im() {}
 };
 
 

src/Fl.cxx

@@ -1941,6 +1941,16 @@ int Fl::clipboard_contains(const char *type)
   return Fl::system_driver()->clipboard_contains(type);
 }
 
+void Fl::enable_im()
+{
+  Fl::screen_driver()->enable_im();
+}
+
+void Fl::disable_im()
+{
+  Fl::screen_driver()->disable_im();
+}
+
 //
 // End of "$Id$".
 //

src/Fl_cocoa.mm

@@ -1827,7 +1827,7 @@ static int input_method_startup()
   return retval;
 }
 
-void Fl::enable_im() {
+void Fl_Cocoa_Screen_Driver::enable_im() {
   if (!input_method_startup()) return;
 
   im_enabled = 1;
@@ -1840,7 +1840,7 @@ void Fl::enable_im() {
     KeyScript(smKeyEnableKybds);
 }
 
-void Fl::disable_im() {
+void Fl_Cocoa_Screen_Driver::disable_im() {
   if (!input_method_startup()) return;
 
   im_enabled = 0;

src/Fl_win32.cxx

@@ -548,7 +548,7 @@ static Fl_Win32_At_Exit win32_at_exit;
 
 static char im_enabled = 1;
 
-void Fl::enable_im() {
+void Fl_WinAPI_Screen_Driver::enable_im() {
   fl_open_display();
 
   Fl_X* i = Fl_X::first;
@@ -560,7 +560,7 @@ void Fl::enable_im() {
   im_enabled = 1;
 }
 
-void Fl::disable_im() {
+void Fl_WinAPI_Screen_Driver::disable_im() {
   fl_open_display();
 
   Fl_X* i = Fl_X::first;

src/Fl_x.cxx

@@ -653,7 +653,7 @@ void fl_xim_deactivate(void) {
   fl_xim_win = 0;
 }
 
-void Fl::enable_im() {
+void Fl_X11_Screen_Driver::enable_im() {
   Fl_Window *win;
 
   win = Fl::first_window();
@@ -665,7 +665,7 @@ void Fl::enable_im() {
   }
 }
 
-void Fl::disable_im() {
+void Fl_X11_Screen_Driver::disable_im() {
   fl_xim_deactivate();
 }
 

src/drivers/Cocoa/Fl_Cocoa_Screen_Driver.H

@@ -91,6 +91,8 @@ public:
   virtual uchar *read_image(uchar *p, int x, int y, int w, int h, int alpha);
   virtual int input_widget_handle_key(int key, unsigned mods, unsigned shift, Fl_Input *input);
   virtual void get_mouse(int &x, int &y);
+  virtual void enable_im();
+  virtual void disable_im();
 };
 
 

src/drivers/WinAPI/Fl_WinAPI_Screen_Driver.H

@@ -73,6 +73,8 @@ public:
   virtual int compose(int &del);
   virtual uchar *read_win_rectangle(uchar *p, int X, int Y, int w, int h, int alpha);
   virtual void get_mouse(int &x, int &y);
+  virtual void enable_im();
+  virtual void disable_im();
 };
 
 

src/drivers/X11/Fl_X11_Screen_Driver.H

@@ -79,6 +79,8 @@ public:
   virtual int text_display_can_leak();
   virtual uchar *read_win_rectangle(uchar *p, int X, int Y, int w, int h, int alpha);
   virtual void get_mouse(int &x, int &y);
+  virtual void enable_im();
+  virtual void disable_im();
 };