added *scratch*

4ed.cpp

@@ -2178,6 +2178,8 @@ App_Step_Sig(app_step){
 #endif
         
         General_Memory *general = &models->mem.general;
+        
+        {
             Editing_File *file = working_set_alloc_always(&models->working_set, general);
             file_create_read_only(system, models, file, "*messages*");
             working_set_add(system, &models->working_set, file, general);
@@ -2186,6 +2188,18 @@ App_Step_Sig(app_step){
             file->settings.unwrapped_lines = 1;
             
             models->message_buffer = file;
+        }
+        
+        {
+            Editing_File *file = working_set_alloc_always(&models->working_set, general);
+            file_create_empty(system, models, file, "*scratch*");
+            working_set_add(system, &models->working_set, file, general);
+            file->settings.never_kill = 1;
+            file->settings.unimportant = 1;
+            file->settings.unwrapped_lines = 1;
+            
+            models->scratch_buffer = file;
+        }
         
         if (models->hooks[hook_start]){
             models->hooks[hook_start](&models->app_links);
@@ -2220,6 +2234,14 @@ App_Step_Sig(app_step){
         if (i < models->layout.panel_count){
             view_set_file(panel->view, models->message_buffer, models);
             view_show_file(panel->view);
+            
+            ++i;
+            panel = panel->next;
+        }
+        
+        for (;i < models->layout.panel_count; ++i, panel = panel->next){
+            view_set_file(panel->view, models->scratch_buffer, models);
+            view_show_file(panel->view);
         }
     }
     
@@ -2835,6 +2857,7 @@ App_Step_Sig(app_step){
         Panel *panel, *used_panels;
         used_panels = &models->layout.used_sentinel;
         for (dll_items(panel, used_panels)){
+            update_view_line_height(models, panel->view);
             remeasure_file_view(system, panel->view);
         }
     }

4ed_app_models.h

@@ -68,6 +68,7 @@ struct Models{
     Working_Set working_set;
     struct Live_Views *live_set;
     Editing_File *message_buffer;
+    Editing_File *scratch_buffer;
     
     char hot_dir_base_[256];
     Hot_Directory hot_directory;

4ed_file_view.cpp

@@ -1645,12 +1645,12 @@ file_view_nullify_file(View *view){
 
 internal void
 view_set_file(View *view, Editing_File *file, Models *models){
-    Font_Info *fnt_info;
-    
+#if 0
     // TODO(allen): This belongs somewhere else.
-    fnt_info = get_font_info(models->font_set, models->global_font.font_id);
+    Font_Info *fnt_info = get_font_info(models->font_set, models->global_font.font_id);
     view->font_advance = fnt_info->advance;
     view->line_height = fnt_info->height;
+#endif
     
     if (view->file_data.file != 0){
         touch_file(&models->working_set, view->file_data.file);
@@ -3025,6 +3025,13 @@ style_get_color(Style *style, Cpp_Token token){
     return result;
 }
 
+internal void
+update_view_line_height(Models *models, View *view){
+    Font_Info *fnt_info = get_font_info(models->font_set, models->global_font.font_id);
+    view->font_advance = fnt_info->advance;
+    view->line_height = fnt_info->height;
+}
+
 internal void
 remeasure_file_view(System_Functions *system, View *view){
     if (file_is_ready(view->file_data.file)){
@@ -4489,7 +4496,6 @@ step_file_view(System_Functions *system, View *view, View *active_view, Input_Su
                                             }
                                             else{
                                                 message = string_zero();
-                                                
                                                 if (!file->settings.unimportant){
                                                     switch (buffer_get_sync(file)){
                                                         case SYNC_BEHIND_OS: message = message_unsynced; break;
@@ -4511,10 +4517,12 @@ step_file_view(System_Functions *system, View *view, View *active_view, Input_Su
                                     file = reserved_files[i];
                                     
                                     message = string_zero();
+                                    if (!file->settings.unimportant){
                                         switch (buffer_get_sync(file)){
                                             case SYNC_BEHIND_OS: message = message_unsynced; break;
                                             case SYNC_UNSAVED: message = message_unsaved; break;
                                         }
+                                    }
                                     
                                     id.id[0] = (u64)(file);
                                     if (gui_do_file_option(target, id, file->name.live_name, 0, message)){
@@ -6210,6 +6218,8 @@ live_set_alloc_view(Live_Views *live_set, Panel *panel, Models *models){
     result.view->persistent.models = models;
     result.view->current_scroll = &result.view->recent.scroll;
     
+    update_view_line_height(models, result.view);
+    
     init_query_set(&result.view->query_set);
     
     {

power/4coder_default_building.cpp

@@ -93,6 +93,9 @@ CUSTOM_COMMAND_SIG(change_active_panel_build){
             view = app->get_active_view(app, AccessAll);
         }
     }
+    else{
+        exec_command(app, cmdid_change_active_panel);
+    }
 }
 
 // TODO(allen): This is a bit nasty.  I want a system for picking