static const char *undo(Vis *vis, const char *keys, const Arg *arg) {
size_t pos = text_undo(vis_text(vis));
if (pos != EPOS) {
View *view = vis_view(vis);
if (view_cursors_count(view) == 1)
view_cursor_to(view, pos);
/* redraw all windows in case some display the same file */
vis_draw(vis);
}
return keys;
}
bool editor_run_func(menuptr m,bool iskey,int key)
{
int func;
const char *filename;
if(!iskey)
func = MenuID(m);
else
{
func = key;
}
switch(func)
{
case MENU_MAIN_FILE:
case MENU_MAIN_EDIT:
case MENU_MAIN_HELP:
get_sub_menu_choice(m);
break;
case MENU_SUB_NEWFILE:
if(!editor_newfile(NULL)){
messagebox_manager("open new file failed.");
return false;
}
editor.mode = EDIT;
break;
case MENU_SUB_OPENFILE:
filename = inputbox_manager("");
if(!filename){
if(!editor_newfile(filename)){
messagebox_manager("open file failed.");
return false;
}
editor.mode = EDIT;
}
else
return false;
case MENU_SUB_SAVE:
if(editor.mode == EDIT)
text_save(editor.txt);
break;
case MENU_SUB_SAVEAS:
if(editor.mode == EDIT){
filename = inputbox_manager("please input filename:");
if(!filename){
if(!text_saveas(editor.txt,filename))
messagebox_manager("save file failed.!");
}
}
break;
case MENU_SUB_EXIT:
editor_exit();
break;
case MENU_SUB_UNDO:
text_undo(editor.txt);
break;
case MENU_SUB_REDO:
text_redo(editor.txt);
break;
case MENU_SUB_FIND:
editor_find();
break;
case MENU_SUB_REPLACE:
editor_raplace();
break;
case MENU_SUB_ABOUT:
messagebox_manager("Made by wr&fzy!");
break;
default:
return false;
}
return true;
}
