Cutlery/calibre
1
0
Fork 0
mirror of https://github.com/kovidgoyal/calibre.git synced 2025-07-09 03:04:10 -04:00
Code Issues Packages Projects Releases Wiki Activity

QuickView: Show a help message when nothing is selected

Browse Source
This commit is contained in:
Kovid Goyal 2011-06-29 09:00:59 -06:00
commit 9ab9d20add
1 changed files with 22 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
src/calibre/gui2/dialogs/quickview.py
View File

@ -73,6 +73,7 @@ class Quickview(QDialog, Ui_Quickview):
self.last_search = None self.last_search = None
self.current_column = None self.current_column = None
self.current_item = None self.current_item = None
self.no_valid_items = False
self.items.setSelectionMode(QAbstractItemView.SingleSelection) self.items.setSelectionMode(QAbstractItemView.SingleSelection)
self.items.currentTextChanged.connect(self.item_selected) self.items.currentTextChanged.connect(self.item_selected)
@ -119,6 +120,8 @@ class Quickview(QDialog, Ui_Quickview):
# search button # search button
def do_search(self): def do_search(self):
if self.no_valid_items:
return
if self.last_search is not None: if self.last_search is not None:
self.gui.search.set_search_string(self.last_search) self.gui.search.set_search_string(self.last_search)
@ -132,6 +135,8 @@ class Quickview(QDialog, Ui_Quickview):
# clicks on the items listWidget # clicks on the items listWidget
def item_selected(self, txt): def item_selected(self, txt):
if self.no_valid_items:
return
self.fill_in_books_box(unicode(txt)) self.fill_in_books_box(unicode(txt))
# Given a cell in the library view, display the information # Given a cell in the library view, display the information
@ -144,6 +149,7 @@ class Quickview(QDialog, Ui_Quickview):
# Only show items for categories # Only show items for categories
if not self.db.field_metadata[key]['is_category']: if not self.db.field_metadata[key]['is_category']:
if self.current_key is None: if self.current_key is None:
self.indicate_no_items()
return return
key = self.current_key key = self.current_key
self.items_label.setText('{0} ({1})'.format( self.items_label.setText('{0} ({1})'.format(
@ -157,6 +163,7 @@ class Quickview(QDialog, Ui_Quickview):
vals = mi.get(key, None) vals = mi.get(key, None)
if vals: if vals:
self.no_valid_items = False
if not isinstance(vals, list): if not isinstance(vals, list):
vals = [vals] vals = [vals]
vals.sort(key=sort_key) vals.sort(key=sort_key)
@ -170,8 +177,19 @@ class Quickview(QDialog, Ui_Quickview):
self.current_key = key self.current_key = key
self.fill_in_books_box(vals[0]) self.fill_in_books_box(vals[0])
else:
self.indicate_no_items()
self.items.blockSignals(False) self.items.blockSignals(False)
def indicate_no_items(self):
print 'no items'
self.no_valid_items = True
self.items.clear()
self.items.addItem(QListWidgetItem(_('**No items found**')))
self.books_label.setText(_('Click in a column in the library view '
'to see the information for that book'))
def fill_in_books_box(self, selected_item): def fill_in_books_box(self, selected_item):
self.current_item = selected_item self.current_item = selected_item
# Do a bit of fix-up on the items so that the search works. # Do a bit of fix-up on the items so that the search works.
@ -185,7 +203,8 @@ class Quickview(QDialog, Ui_Quickview):
self.db.data.search_restriction) self.db.data.search_restriction)
self.books_table.setRowCount(len(books)) self.books_table.setRowCount(len(books))
self.books_label.setText(_('Books with selected item: {0}').format(len(books))) self.books_label.setText(_('Books with selected item "{0}": {1}').
format(selected_item, len(books)))
select_item = None select_item = None
self.books_table.setSortingEnabled(False) self.books_table.setSortingEnabled(False)
@ -235,6 +254,8 @@ class Quickview(QDialog, Ui_Quickview):
self.save_state() self.save_state()
def book_doubleclicked(self, row, column): def book_doubleclicked(self, row, column):
if self.no_valid_items:
return
book_id = self.books_table.item(row, 0).data(Qt.UserRole).toInt()[0] book_id = self.books_table.item(row, 0).data(Qt.UserRole).toInt()[0]
self.view.select_rows([book_id]) self.view.select_rows([book_id])
modifiers = int(QApplication.keyboardModifiers()) modifiers = int(QApplication.keyboardModifiers())