dialog:: abstracted string editing

archimedean.cpp

@@ -929,8 +929,6 @@ vector<archimedean_tiling> tilings;
 
 int spos = 0;
 
-int editpos = 0;
-
 archimedean_tiling edited;
 
 bool symbol_editing;
@@ -1008,11 +1006,7 @@ void show() {
   dialog::init(XLAT("Archimedean tilings"));
   
   if(symbol_editing) {
-    string cs = edited.symbol;
-    if(editpos < 0) editpos = 0;
-    if(editpos > isize(cs)) editpos = isize(cs);
-    cs.insert(editpos, "°");
-    dialog::addSelItem("edit", cs, '/');
+    dialog::addSelItem("edit", dialog::view_edited_string(), '/');
     dialog::add_action([] () { 
       symbol_editing = false;
       if(!edited.errors) enable(edited);
@@ -1038,7 +1032,7 @@ void show() {
     dialog::add_action([] () { 
       symbol_editing = true;
       edited = current;
-      editpos = isize(current.symbol);
+      dialog::start_editing(edited.symbol);
       edited.parse();
       });
     dialog::addBreak(100);
@@ -1128,19 +1122,8 @@ void show() {
 
   keyhandler = [] (int sym, int uni) {
     if(symbol_editing && sym == SDLK_RETURN) sym = uni = '/';
-    if(sym == SDLK_LEFT) editpos--;
-    if(sym == SDLK_RIGHT) editpos++;
     dialog::handleNavigation(sym, uni);
-    if(symbol_editing && uni == 8) {
-      if(editpos == 0) return;
-      edited.symbol.replace(editpos-1, 1, "");
-      editpos--;
-      edited.parse(edited.symbol);
-      return;
-      }
-    if(symbol_editing && uni >= 32 && uni < 128) {
-      edited.symbol.insert(editpos, 1, uni);
-      editpos++;
+    if(symbol_editing && dialog::handle_edit_string(sym, uni)) {
       edited.parse(edited.symbol);
       return;
       }

dialogs.cpp

@@ -596,6 +596,7 @@ namespace dialog {
   string disp(ld x) { if(ne.intval) return its(ldtoint(x)); else if(ne.vmax-ne.vmin < 1) return fts4(x); else return fts(x); }
 
   reaction_t reaction;
+  reaction_t reaction_final;
   
   reaction_t extra_options;
 
@@ -770,7 +771,7 @@ namespace dialog {
           ne.sc.inverse(d * (ne.sc.direct(ne.vmax) - ne.sc.direct(ne.vmin)) + ne.sc.direct(ne.vmin));
         affect('v');
         }
-      else if(doexiton(sym, uni)) popScreen();
+      else if(doexiton(sym, uni)) { popScreen(); if(reaction_final) reaction_final(); }
       };
     }  
 
@@ -839,6 +840,7 @@ namespace dialog {
     cmode |= sm::NUMBER;
     pushScreen(drawNumberDialog);
     reaction = reaction_t();
+    reaction_final = reaction_t();
     extra_options = reaction_t();
     numberdark = 0;
     }
@@ -1021,6 +1023,79 @@ namespace dialog {
     dialog::v.push_back(make_pair(s, color));
     }
   
+  int editpos = 0;
+  string *edited_string;
+
+  string view_edited_string() {
+    string cs = *edited_string;
+    if(editpos < 0) editpos = 0;
+    if(editpos > isize(cs)) editpos = isize(cs);
+    cs.insert(editpos, "°");
+    return cs;
+    }    
+  
+  void start_editing(string& s) {
+    edited_string = &s;
+    editpos = isize(s);
+    }
+
+  bool handle_edit_string(int sym, int uni) {
+    auto& es = *edited_string;
+    if(sym == SDLK_LEFT) editpos--;
+    else if(sym == SDLK_RIGHT) editpos++;
+    else if(uni == 8) {
+      if(editpos == 0) return true;
+      es.replace(editpos-1, 1, "");
+      editpos--;
+      }
+    else if(uni >= 32 && uni < 128) {
+      es.insert(editpos, 1, uni);
+      editpos++;
+      }
+    else return false;
+    return true;
+    }
+  
+  void string_edit_dialog() {
+    cmode = sm::NUMBER | dialogflags;
+    gamescreen(numberdark);
+    init(ne.title);
+    addInfo(view_edited_string());
+    addBreak(100);
+    dialog::addBack();
+    addBreak(100);
+    
+    if(ne.help != "") {
+      addHelp(ne.help);
+      }
+
+    if(extra_options) extra_options();
+    
+    display();
+    
+    keyhandler = [] (int sym, int uni) {
+      handleNavigation(sym, uni);
+      if(handle_edit_string(sym, uni)) ;
+      else if(doexiton(sym, uni)) {
+        popScreen();
+        if(reaction_final) reaction_final();
+        }
+      };
+    }  
+
+  void edit_string(string& s, string title, string help) {
+    start_editing(s);
+    ne.title = title;
+    ne.help = help;
+    dialogflags = (cmode & sm::A3);
+    if(cmode & sm::SIDE) dialogflags |= sm::MAYDARK | sm::SIDE;
+    cmode |= sm::NUMBER;
+    pushScreen(string_edit_dialog);
+    reaction = reaction_t();
+    extra_options = reaction_t();
+    numberdark = 0;
+    }
+
   };
 
 }

hyper.h

@@ -1741,7 +1741,7 @@ namespace dialog {
 
   extern vector<item> items;
   
-  extern reaction_t reaction, extra_options;
+  extern reaction_t reaction, extra_options, reaction_final;
 
   item& lastItem();
   extern color_t *palette;
@@ -1797,6 +1797,11 @@ namespace dialog {
   void addHelp();
   void addBack();
   void add_action(reaction_t action);
+  
+  string view_edited_string();
+  void start_editing(string& s);
+  bool handle_edit_string(int sym, int uni);
+  void edit_string(string& s, string title, string help);
   }
 
 void checkStunKill(cell *dest);

rogueviz-graph.cpp

@@ -350,7 +350,7 @@ void draw_to(ld t0, hyperpoint h0, ld t1, hyperpoint h1, int small = 0, int big
   draw_to(t2, h2, t1, h1, small, big+1);
   }
 
-int editpos = -1, editwhich = -1;
+int editwhich = -1;
 
 void show_graph() {
   cmode = sm::SIDE | sm::MAYDARK;
@@ -358,15 +358,11 @@ void show_graph() {
   dialog::init(XLAT("graph"));
   for(int i=0; i<isize(formula); i++) {
     if(editwhich == i) {
-      string cs = formula[i];
-      if(editpos < 0) editpos = 0;
-      if(editpos > isize(cs)) editpos = isize(cs);
-      cs.insert(editpos, "°");
-      dialog::addItem(cs, '1'+i);
+      dialog::addItem(dialog::view_edited_string(), '1'+i);
       }
     else {
       dialog::addItem(formula[i], editwhich == -1 ? '1'+i : 0);
-      dialog::add_action([i] () { editwhich = i; editpos = isize(formula[i]); });
+      dialog::add_action([i] () { editwhich = i; dialog::start_editing(formula[i]); });
       }
     }
 
@@ -375,20 +371,7 @@ void show_graph() {
 
   keyhandler = [] (int sym, int uni) {
     if(editwhich >= 0) {
-      string& edited = formula[editwhich];
-      if(sym == SDLK_LEFT) editpos--;
-      else if(sym == SDLK_RIGHT) editpos++;
-      else if(uni == 8) {
-        if(editpos == 0) return;
-        edited.replace(editpos-1, 1, "");
-        editpos--;
-        return;
-        }
-      else if(uni >= 32 && uni < 128) {
-        edited.insert(editpos, 1, uni);
-        editpos++;
-        return;
-        }
+      if(dialog::handle_edit_string(sym, uni)) ;
       else if(doexiton(sym, uni))
         editwhich = -1;
       }