Ge menu, ColorTheme next added

xtt/lib/ge/gtk/ge_gtk.cpp

@@ -803,9 +803,14 @@ void GeGtk::image_file_selected_cb( void *ctx, char *filename, wow_eFileSelType
   ge->subpalette->select_by_name( cmd);
 }
 
-void GeGtk::activate_select_colortheme(GtkWidget *w, gpointer gectx)
+void GeGtk::activate_colortheme_select(GtkWidget *w, gpointer gectx)
 {
-  ((Ge *)gectx)->activate_select_colortheme();
+  ((Ge *)gectx)->activate_colortheme_select();
+}
+
+void GeGtk::activate_colortheme_next(GtkWidget *w, gpointer gectx)
+{
+  ((Ge *)gectx)->activate_colortheme_next();
 }
 
 void GeGtk::activate_customcolors_read(GtkWidget *w, gpointer gectx)
@@ -1690,15 +1695,31 @@ GeGtk::GeGtk( 	void 	*x_parent_ctx,
   gtk_widget_add_accelerator( file_graph_attr, "activate", accel_g,
 			      'g', GDK_MOD1_MASK, GTK_ACCEL_VISIBLE);
 
-  GtkWidget *file_select_colortheme = gtk_menu_item_new_with_mnemonic( "_Select ColorTheme");
-  g_signal_connect( file_select_colortheme, "activate", 
-		    G_CALLBACK(activate_select_colortheme), this);
-  gtk_widget_add_accelerator( file_select_colortheme, "activate", accel_g,
+  // Submenu colortheme
+  GtkWidget *file_colortheme_select = gtk_menu_item_new_with_mnemonic( "_Select");
+  g_signal_connect( file_colortheme_select, "activate", 
+		    G_CALLBACK(activate_colortheme_select), this);
+  gtk_widget_add_accelerator( file_colortheme_select, "activate", accel_g,
 			      't', GdkModifierType(GDK_CONTROL_MASK | GDK_SHIFT_MASK), 
 			      GTK_ACCEL_VISIBLE);
 
+  GtkWidget *file_colortheme_next = gtk_menu_item_new_with_mnemonic( "_Next");
+  g_signal_connect( file_colortheme_next, "activate", 
+		    G_CALLBACK(activate_colortheme_next), this);
+  gtk_widget_add_accelerator( file_colortheme_next, "activate", accel_g,
+			      't', GdkModifierType(GDK_CONTROL_MASK | GDK_MOD1_MASK), 
+			      GTK_ACCEL_VISIBLE);
+
+  GtkWidget *file_colortheme = gtk_menu_item_new_with_mnemonic( "ColorTheme");
+  GtkMenu *file_colortheme_menu = (GtkMenu *) g_object_new( GTK_TYPE_MENU, NULL);
+  gtk_menu_shell_append(GTK_MENU_SHELL(file_colortheme_menu), file_colortheme_select);
+  gtk_menu_shell_append(GTK_MENU_SHELL(file_colortheme_menu), file_colortheme_next);
+
+  gtk_menu_item_set_submenu(GTK_MENU_ITEM(file_colortheme),
+			    GTK_WIDGET(file_colortheme_menu));
+
   // Submenu customcolors
-  GtkWidget *file_customcolors_read = gtk_menu_item_new_with_mnemonic( "_Read");
+  GtkWidget *file_customcolors_read = gtk_menu_item_new_with_mnemonic( "_Load");
   g_signal_connect( file_customcolors_read, "activate", 
 		    G_CALLBACK(activate_customcolors_read), this);
 
@@ -1791,7 +1812,7 @@ GeGtk::GeGtk( 	void 	*x_parent_ctx,
   gtk_menu_shell_append(GTK_MENU_SHELL(file_menu), file_save_as);
   gtk_menu_shell_append(GTK_MENU_SHELL(file_menu), file_build);
   gtk_menu_shell_append(GTK_MENU_SHELL(file_menu), file_graph_attr);
-  gtk_menu_shell_append(GTK_MENU_SHELL(file_menu), file_select_colortheme);
+  gtk_menu_shell_append(GTK_MENU_SHELL(file_menu), file_colortheme);
   gtk_menu_shell_append(GTK_MENU_SHELL(file_menu), file_customcolors);
   gtk_menu_shell_append(GTK_MENU_SHELL(file_menu), file_subgraphs);
   gtk_menu_shell_append(GTK_MENU_SHELL(file_menu), file_export);

xtt/lib/ge/gtk/ge_gtk.h

@@ -192,7 +192,8 @@ class GeGtk : public Ge {
   static void activate_export_java_as( GtkWidget *w, gpointer gectx);
   static void activate_export_plcfo( GtkWidget *w, gpointer gectx);
   static void activate_export_plcfo_as( GtkWidget *w, gpointer gectx);
-  static void activate_select_colortheme(GtkWidget *w, gpointer gectx);
+  static void activate_colortheme_select(GtkWidget *w, gpointer gectx);
+  static void activate_colortheme_next(GtkWidget *w, gpointer gectx);
   static void activate_customcolors_read(GtkWidget *w, gpointer gectx);
   static void activate_customcolors_write(GtkWidget *w, gpointer gectx);
   static void activate_import_graph( GtkWidget *w, gpointer gectx);

xtt/lib/ge/src/ge.cpp

@@ -1604,66 +1604,76 @@ void Ge::activate_open()
   //	Ge::open_graph);
 }
 
+typedef struct {
+  pwr_tString32 name;
+  int idx;
+} tThemes;
+
+static tThemes themes[] = {
+  {"Standard", 0},
+  {"Sand", 1},
+  {"Maroon", 2},
+  {"Sienna", 3},
+  {"DarkBlue", 4},
+  {"Classic", 5},
+  {"Midnight", 6},
+  {"PlayRoom", 7},
+  {"NordicLight", 8},
+  {"Contrast", 9},
+  {"AzureContrast", 10},
+  {"OchreContrast", 11},
+  {"Chesterfield", 12},
+  {"TerraVerte", 13},
+  {"Custom", 100}};
+
 static void ge_colortheme_selector_ok_cb( void *ctx, char *text)
 {
   Ge *gectx = (Ge *)ctx;
-  int idx;
+  int idx = -1;
 
-  if ( strcmp( text, "Standard") == 0) 
-    idx = 0;
-  else if ( strcmp( text, "Sand") == 0) 
-    idx = 1;
-  else if ( strcmp( text, "Maroon") == 0) 
-    idx = 2;
-  else if ( strcmp( text, "Sienna") == 0) 
-    idx = 3;
-  else if ( strcmp( text, "DarkBlue") == 0) 
-    idx = 4;
-  else if ( strcmp( text, "Classic") == 0) 
-    idx = 5;
-  else if ( strcmp( text, "Midnight") == 0) 
-    idx = 6;
-  else if ( strcmp( text, "PlayRoom") == 0) 
-    idx = 7;
-  else if ( strcmp( text, "NordicLight") == 0) 
-    idx = 8;
-  else if ( strcmp( text, "Contrast") == 0) 
-    idx = 9;
-  else if ( strcmp( text, "AzureContrast") == 0) 
-    idx = 10;
-  else if ( strcmp( text, "OchreContrast") == 0) 
-    idx = 11;
-  else
-    return;
+  for ( unsigned int i = 0; i < sizeof(themes)/sizeof(themes[0]); i++) {
+    if ( strcmp( text, themes[i].name) == 0) {
+      idx = themes[i].idx;
+      break;
+    }
+  }
 
+  if( idx > 0)
     gectx->graph->update_color_theme( idx);
 }
 
-void Ge::activate_select_colortheme()
+
+void Ge::activate_colortheme_select()
 {
   pwr_tString80 names[30];
 
-  strcpy( names[0], "Standard");
-  strcpy( names[1], "Sand");
-  strcpy( names[2], "Maroon");
-  strcpy( names[3], "Sienna");
-  strcpy( names[4], "DarkBlue");
-  strcpy( names[5], "Classic");
-  strcpy( names[6], "Midnight");
-  strcpy( names[7], "PlayRoom");
-  strcpy( names[8], "NordicLight");
-  strcpy( names[9], "Contrast");
-  strcpy( names[10], "AzureContrast");
-  strcpy( names[11], "OchreContrast");
-  strcpy( names[11], "Chesterfield");
-  strcpy( names[11], "TerraVerte");
-  strcpy( names[11], "Custom");
-  strcpy( names[12], "");
+  memset( names, 0, sizeof(names));
+  for ( unsigned int i = 0; i < sizeof(themes)/sizeof(themes[0]); i++) {
+    strcpy( names[i], themes[i].name);
+  }
 
   wow->CreateList( "ColorTheme Selector", (char *)names, sizeof(names[0]),
 		   ge_colortheme_selector_ok_cb, 0, this);
 }
 
+void Ge::activate_colortheme_next()
+{
+  int next_idx = -1;
+  for ( unsigned int i = 0; i < sizeof(themes)/sizeof(themes[0]); i++) {
+    if ( themes[i].idx == graph->color_theme) {
+      if ( i == sizeof(themes)/sizeof(themes[0]) - 1)
+	next_idx = themes[0].idx;
+      else
+	next_idx = themes[i+1].idx;
+      break;
+    }
+  }
+  if ( next_idx < 0)
+    next_idx = 0;
+  
+  graph->update_color_theme( next_idx);  
+}
+
 void Ge::activate_customcolors_read()
 {
   wow->CreateFileSelDia( "CustomColors Selection", (void *)this,

xtt/lib/ge/src/ge.h

@@ -222,7 +222,8 @@ class Ge {
   void activate_prevpage();
   void activate_graph_attr();
   void activate_open();
-  void activate_select_colortheme();
+  void activate_colortheme_select();
+  void activate_colortheme_next();
   void activate_customcolors_read();
   void activate_customcolors_write();
   void activate_subgraphs();

xtt/lib/ge/src/ge_graph.cpp

@@ -679,13 +679,16 @@ void Graph::set_mode( grow_eMode mode, bool keep)
 
 }
 
-void Graph::update_color_theme( int color_theme)
+void Graph::update_color_theme( int ct)
 {
   char color_theme_file[80];
   int sts;
 
-  sprintf( color_theme_file, "pwr_colortheme%d", color_theme);
+  sprintf( color_theme_file, "pwr_colortheme%d", ct);
   sts = grow_ReadCustomColorFile( grow->ctx, color_theme_file);
+  if ( EVEN(sts)) return;
+
+  color_theme = ct;
 
   if ( update_colorpalette_cb)
     (update_colorpalette_cb)( parent_ctx);