borders around browser windows.
[public/library.git] / librarian.py
index 87b3372..7365a6a 100755 (executable)
@@ -3,14 +3,27 @@
 import curses
 import dbLayer as db
 import browser
+import form
+import helpBar
+
+import bookData
+
 
 stdscr=0
+hb=0
+
+menu_commands = [(' q','quit')]
 
 def menutest(s, l):
     global stdscr
+    global hb
     stdscr=s
     curses.curs_set(0)
     (rows,cols)=stdscr.getmaxyx()
+    bar = curses.newwin(1,cols-2,rows-1,1)
+    hb = helpBar.helpBar(bar)
+    hb.command=menu_commands
+    hb.refresh()
     w = curses.newwin(10,40,(rows-10)/2, (cols-40)/2)
 
     menu(w, l)
@@ -26,14 +39,14 @@ def menu(w, items):
     w.refresh()
     ch=w.getch()
     while (ch!=113 and ch!=27): # leave on q or ESC
-        if ch==curses.KEY_UP:
+        if ch==curses.KEY_UP or ch==107 or ch==16:
             if highlight!=0:
                 w.chgat(highlight,0, 0)
                 highlight -= 1
                 while(items[highlight][0]==""):
                     highlight -=1
                 w.chgat(highlight,0, curses.A_REVERSE)
-        if ch==curses.KEY_DOWN:
+        if ch==curses.KEY_DOWN or ch==106 or ch==14:
             if highlight!=len(items)-1:
                 w.chgat(highlight,0, 0)
                 highlight += 1
@@ -62,228 +75,59 @@ def redrawMenu(w,items,highlight):
         i +=1
     w.chgat(highlight, 0, curses.A_REVERSE)
     w.refresh()
-
-# items is a list of (label, value) pairs
-def redrawForm(w, caption, items, buttonlabel, m):
-    (y,x)=w.getmaxyx()
-    w.border()
-    curses.curs_set(1)
-    w.addstr(1,1,caption)
-    r=3
-    for l,v in items:
-        c = m-len(l)-2
-        w.addstr(r,c,l+":")
-        w.addstr(r,m,v)
-        r+=2
-    w.addstr(r,x-len(buttonlabel)-len("<cancel>")-6, "<cancel>  <"+buttonlabel+">")
-    w.refresh()
-
-def lists_to_dict(l1, l2):
-    book = {}
-    for k,v in zip(l1,l2):
-        if v!="" and k.lower()!="publish date":
-            book[k.lower()]=v
-    return book
-
-
-#the final form for book data entry - takes caption and book info.
-def bookForm(caption, book, buttonlabel):
-    labels = ["ISBN", "LCCN", "Title", "Subtitle", "Authors", "Edition",
-              "Publisher", "Publish Date", "Publish Year", "Publish Month", "Publish location",
-              "Pages", "Pagination", "Weight"]
-    entries = []
-    m = 0
-    for l in labels:
-        m = max(len(l),m)
-        if l.lower() in book:
-            entries.append(book[l.lower()])
-        else:
-            entries.append("")
-    m+=4
-
-    w=curses.newwin(34,70,1,10)
-    (y,x)=w.getmaxyx()
-    w.keypad(1)
-    redrawForm(w,caption,zip(labels,entries),buttonlabel,m)
-    bcol = [x-len(buttonlabel)-len("<cancel>")-6, x-len(buttonlabel)-4]
-    bwidth = [8,len(buttonlabel)+2]
-    
-    highlight=0
-    b = -1
-    r=3
-    w.chgat(r,m,x-m-2,curses.A_UNDERLINE)
-    w.move(r,m+len(entries[highlight]))
-    cursor = len(entries[highlight])
-    ch = w.getch()
-    while (1==1):
-        if ch==27: #escape key
-            curses.curs_set(0)
-            w.clear()
-            w.refresh()
-            return {}
-        if ch==curses.KEY_UP:
-            if highlight == len(labels):
-                w.chgat(r,bcol[b],bwidth[b],curses.A_NORMAL)
-                highlight = len(labels)-1
-                b = -1
-                r=3+2*highlight
-                w.chgat(r,m,x-m-2,curses.A_UNDERLINE)
-                cursor = len(entries[highlight])
-                w.move(r,m+cursor)
-                curses.curs_set(1)
-            elif highlight!=0:
-                w.chgat(r,m,x-m-2,curses.A_NORMAL)
-                highlight -= 1
-                r=3+2*highlight
-                w.chgat(r,m,x-m-2,curses.A_UNDERLINE)
-                cursor = len(entries[highlight])
-                w.move(r,m+cursor)
-        elif ch==curses.KEY_PPAGE:
-            w.chgat(r,m,x-m-2,curses.A_NORMAL)
-            highlight=0
-            b=-1
-            r=3+2*highlight
-            w.chgat(r,m,x-m-2,curses.A_UNDERLINE)
-            cursor = len(entries[highlight])
-            w.move(r,m+cursor)
-            curses.curs_set(1)
-        elif ch==curses.KEY_DOWN:
-            if highlight >= len(labels) -1:
-                highlight = len(labels)
-                b += 1
-                b = min(b,1)
-                curses.curs_set(0)
-                w.chgat(r,m,x-m-2,curses.A_NORMAL)
-                r = y-3
-                w.chgat(r,bcol[b],bwidth[b],curses.A_REVERSE)
-            else:
-                w.chgat(r,m,x-m-2,curses.A_NORMAL)
-                highlight += 1
-                r=3+2*highlight
-                w.chgat(r,m,x-m-2,curses.A_UNDERLINE)
-                cursor = len(entries[highlight])
-                w.move(r,m+cursor)
-        elif ch==curses.KEY_NPAGE:
-            if highlight!=len(labels):
-                highlight = len(labels)
-                b += 1
-                b = min(b,1)
-                curses.curs_set(0)
-                w.chgat(r,m,x-m-2,curses.A_NORMAL)
-                r = y-3
-                w.chgat(r,bcol[b],bwidth[b],curses.A_REVERSE)
-        elif ch==curses.KEY_LEFT:
-            if highlight == len(labels):
-                w.chgat(r,bcol[b],bwidth[b],curses.A_NORMAL)
-                b=0
-                w.chgat(r,bcol[b],bwidth[b],curses.A_REVERSE)
-            else:
-                if cursor>0:
-                    cursor-=1
-                    w.move(r,m+cursor)
-        elif ch==curses.KEY_RIGHT:
-            if highlight == len(labels):
-                w.chgat(r,bcol[b],bwidth[b],curses.A_NORMAL)
-                b=1
-                w.chgat(r,bcol[b],bwidth[b],curses.A_REVERSE)
-            else:
-                if cursor < len(entries[highlight]):
-                    cursor+=1
-                    w.move(r,m+cursor)
-        elif ch>31 and ch<127:
-            if highlight != len(labels):
-                entries[highlight]=entries[highlight][:cursor] + curses.keyname(ch) + entries[highlight][cursor:]
-                cursor+=1
-                w.addnstr(r,m, entries[highlight]+(" "*40), x-m-2)
-                w.chgat(r,m,x-m-2,curses.A_UNDERLINE)
-                w.move(r,m+cursor)
-        elif ch==curses.KEY_BACKSPACE:
-            if highlight != len(labels) and cursor!=0:
-                cursor-=1
-                entries[highlight]=entries[highlight][:cursor] + entries[highlight][cursor+1:]
-                w.addnstr(r,m, entries[highlight]+(" "*40), x-m-2)
-                w.chgat(r,m,x-m-2,curses.A_UNDERLINE)
-                w.move(r,m+cursor)
-        elif ch==curses.KEY_DC:
-            if highlight != len(labels):
-                entries[highlight]=entries[highlight][:cursor] + entries[highlight][cursor+1:]
-                w.addnstr(r,m, entries[highlight]+(" "*40), x-m-2)
-                w.chgat(r,m,x-m-2,curses.A_UNDERLINE)
-                w.move(r,m+cursor)
-        elif ch==curses.KEY_HOME:
-            if highlight != len(labels):
-                cursor=0
-                w.move(r,m+cursor)
-        elif ch==curses.KEY_END:
-            if highlight != len(labels):
-                cursor=len(entries[highlight])
-                w.move(r,m+cursor)
-        elif ch==10:
-            if b != -1:
-                if b == 0:
-                    w.clear()
-                    w.refresh()
-                    return {}
-                elif b == 1:
-                    w.clear()
-                    w.refresh()
-                    return lists_to_dict(labels,entries)
-            elif highlight == len(labels)-1:
-                highlight = len(labels)
-                b=0
-                curses.curs_set(0)
-                w.chgat(r,m,x-m-2,curses.A_NORMAL)
-                r = y-3
-                w.chgat(r,bcol[b],bwidth[b],curses.A_REVERSE)
-            else:
-                w.chgat(r,m,x-m-2,curses.A_NORMAL)
-                highlight += 1
-                r=3+2*highlight
-                w.chgat(r,m,x-m-2,curses.A_UNDERLINE)
-                cursor = len(entries[highlight])
-                w.move(r,m+cursor)
-
-
-        w.refresh()
-        ch = w.getch()
-
-    curses.curs_set(0)
-    w.clear()
-    w.refresh()
-    return {}
+    hb.commands=menu_commands
+    hb.refresh()
 
 
 def addForm():
-    book = {"title":"A Book of Tests", "pages":"123"}
-    book = bookForm("Add a book", book, "add")
-    #bookForm("View the book", book, "done")
+    w=curses.newwin(1,1)
+    (my,mx)=stdscr.getmaxyx()
+    bf = form.bookForm(w,hb)
+    (r,c)=w.getmaxyx()
+    w.mvwin((my-r)/2,(mx-c)/2)
+    bf.lookup=bookData.openLibrary
+    bf.caption='Add a Book'
+    bf.blabel = 'Add'
+    book = bf.eventLoop()
+    bf.clear()
     if len(book)!=0:
         db.addBook(book)
 
-
 def updateMenu():
     w=curses.newwin(1,50,10,10)
     w.addstr("I will be used to update or modify book records")
     w.refresh()
 
-def deleteMenu():
-    w=curses.newwin(1,50,10,10)
-    w.addstr("I will be used to delete book records")
-    w.refresh()
+def trashMenu():
+    (my,mx)=stdscr.getmaxyx()
+    w=curses.newwin(20,80,(my-20)/2,(mx-80)/2)
+    b = browser.trashBrowser(w,hb)
+    b.refreshBooks()
+    b.eventLoop()
+    b.clear()
 
 def browseMenu():
-    w=curses.newwin(10,80,20,20)
-    b = browser.browserWindow(w)
-    b.startBrowser()
-    w.box()
-    w.refresh()
-    w.getch()
+    (my,mx)=stdscr.getmaxyx()
+    w=curses.newwin(20,80,(my-20)/2,(mx-80)/2)
+    b = browser.bookBrowser(w,hb)
+    b.refreshBooks()
+    b.eventLoop()
+    b.clear()
+
+def catMenu():
+    (my,mx)=stdscr.getmaxyx()
+    w=curses.newwin(10,40,(my-10)/2,(mx-40)/2)
+    c = browser.categoryBrowser(w,hb)
+    c.refreshCategories()
+    c.sortByColumn('category')
+    c.eventLoop()
+    c.clear()
 
 
 m = [("Browse Library", browseMenu),
-     ("Add Book or other item", addForm),
-     ("Modify/Update record", updateMenu),
-     ("Remove book from catalogue", deleteMenu),
+     ("Add Book", addForm),
+     ("Categories", catMenu),
+     ("View Trash", trashMenu),
      ("",exit),
      ("Exit", exit)]
 curses.wrapper(menutest, m)