From 6a04f9cc7427e6d3e204e0202418394aea9c8cd8 Mon Sep 17 00:00:00 2001 From: Gonzalo Odiard Date: Tue, 11 Jun 2013 15:24:45 +0000 Subject: Improve widgets to select font family and size with touch Combos do not work well with touch, are replaced by new widgets provided in fontcombobox.py Signed-off-by: Gonzalo Odiard --- diff --git a/fontcombobox.py b/fontcombobox.py index 9de5e34..0ae4d0f 100644 --- a/fontcombobox.py +++ b/fontcombobox.py @@ -15,52 +15,292 @@ # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +import os +import shutil +from gettext import gettext as _ + from gi.repository import Gtk from gi.repository import GObject +from gi.repository import Gio + +from sugar3.graphics.icon import Icon +from sugar3.graphics.palette import Palette, ToolInvoker +from sugar3.graphics.palettemenu import PaletteMenuBox +from sugar3.graphics.palettemenu import PaletteMenuItem +from sugar3.graphics import style +from sugar3 import env + +DEFAULT_FONTS = ['Sans', 'Serif', 'Monospace'] +USER_FONTS_FILE_PATH = env.get_profile_path('fonts') +GLOBAL_FONTS_FILE_PATH = '/etc/sugar_fonts' + + +class FontLabel(Gtk.Label): + + def __init__(self, default_font='Sans'): + Gtk.Label.__init__(self) + self._font = None + self.set_font(default_font) + + def set_font(self, font): + if self._font != font: + self.set_markup('%s' % (font, font)) -FONT_BLACKLIST = ['cmex10', 'cmmi10', 'cmr10', 'cmsy10', 'esint10', 'eufm10', - 'msam10', 'msbm10', 'rsfs10', 'wasy10'] +class FontComboBox(Gtk.ToolItem): -class FontComboBox(Gtk.ComboBox): + __gsignals__ = { + 'changed': (GObject.SignalFlags.RUN_LAST, None, ([])), } def __init__(self): - GObject.GObject.__init__(self) - font_renderer = Gtk.CellRendererText() - self.pack_start(font_renderer, True) - self.add_attribute(font_renderer, 'text', 0) - self.add_attribute(font_renderer, 'font', 0) - font_model = Gtk.ListStore(str) + self._palette_invoker = ToolInvoker() + Gtk.ToolItem.__init__(self) + self._font_label = FontLabel() + bt = Gtk.Button('') + bt.remove(bt.get_children()[0]) + box = Gtk.HBox() + bt.add(box) + icon = Icon(icon_name='font-text') + box.pack_start(icon, False, False, 10) + box.pack_start(self._font_label, False, False, 10) + self.add(bt) + self.show_all() + + self._font_name = 'Sans' + + # theme the button, can be removed if add the style to the sugar css + if style.zoom(100) == 100: + subcell_size = 15 + else: + subcell_size = 11 + radius = 2 * subcell_size + theme = "GtkButton {border-radius: %dpx;}" % radius + css_provider = Gtk.CssProvider() + css_provider.load_from_data(theme) + style_context = bt.get_style_context() + style_context.add_provider(css_provider, + Gtk.STYLE_PROVIDER_PRIORITY_USER) + + # init palette + self._hide_tooltip_on_click = True + self._palette_invoker.attach_tool(self) + self._palette_invoker.props.toggle_palette = True + + self.palette = Palette(_('Select font')) + self.palette.set_invoker(self._palette_invoker) + + # load the fonts in the palette menu + self._menu_box = PaletteMenuBox() + self.props.palette.set_content(self._menu_box) + self._menu_box.show() context = self.get_pango_context() - font_index = 0 - self.faces = {} + self._init_font_list() + + tmp_list = [] for family in context.list_families(): name = family.get_name() - if name not in FONT_BLACKLIST: - font_model.append([name]) - # TODO gtk3 -# font_faces = [] -# for face in family.list_faces(): -# face_name = face.get_face_name() -# font_faces.append(face_name) -# self.faces[name] = font_faces - - font_model.set_sort_column_id(0, Gtk.SortType.ASCENDING) - self.set_model(font_model) - self.show() + if name in self._font_white_list: + tmp_list.append(name) + for name in sorted(tmp_list): + self._add_menu(name, self.__font_selected_cb) + + self._font_label.set_font(self._font_name) + + def _init_font_list(self): + self._font_white_list = [] + self._font_white_list.extend(DEFAULT_FONTS) + + # check if there are a user configuration file + if not os.path.exists(USER_FONTS_FILE_PATH): + # verify if exists a file in /etc + if os.path.exists(GLOBAL_FONTS_FILE_PATH): + shutil.copy(GLOBAL_FONTS_FILE_PATH, USER_FONTS_FILE_PATH) + + if os.path.exists(USER_FONTS_FILE_PATH): + # get the font names in the file to the white list + fonts_file = open(USER_FONTS_FILE_PATH) + # get the font names in the file to the white list + for line in fonts_file: + self._font_white_list.append(line.strip()) + # monitor changes in the file + gio_fonts_file = Gio.File.new_for_path(USER_FONTS_FILE_PATH) + self.monitor = gio_fonts_file.monitor_file( + Gio.FileMonitorFlags.NONE, None) + self.monitor.set_rate_limit(5000) + self.monitor.connect('changed', self._reload_fonts) + + def _reload_fonts(self, monitor, gio_file, other_file, event): + if event != Gio.FileMonitorEvent.CHANGES_DONE_HINT: + return + self._font_white_list = [] + self._font_white_list.extend(DEFAULT_FONTS) + fonts_file = open(USER_FONTS_FILE_PATH) + for line in fonts_file: + self._font_white_list.append(line.strip()) + # update the menu + for child in self._menu_box.get_children(): + self._menu_box.remove(child) + child = None + context = self.get_pango_context() + tmp_list = [] + for family in context.list_families(): + name = family.get_name() + if name in self._font_white_list: + tmp_list.append(name) + for name in sorted(tmp_list): + self._add_menu(name, self.__font_selected_cb) + return False + + def __font_selected_cb(self, menu, font_name): + self._font_name = font_name + self._font_label.set_font(font_name) + self.emit('changed') + + def _add_menu(self, font_name, activate_cb): + label = '%s' % (font_name, font_name) + menu_item = PaletteMenuItem() + menu_item.set_label(label) + menu_item.connect('activate', activate_cb, font_name) + self._menu_box.append_item(menu_item) + menu_item.show() + + def __destroy_cb(self, icon): + if self._palette_invoker is not None: + self._palette_invoker.detach() + + def create_palette(self): + return None + + def get_palette(self): + return self._palette_invoker.palette + + def set_palette(self, palette): + self._palette_invoker.palette = palette + + palette = GObject.property( + type=object, setter=set_palette, getter=get_palette) + + def get_palette_invoker(self): + return self._palette_invoker + + def set_palette_invoker(self, palette_invoker): + self._palette_invoker.detach() + self._palette_invoker = palette_invoker + + palette_invoker = GObject.property( + type=object, setter=set_palette_invoker, getter=get_palette_invoker) def set_font_name(self, font_name): - count = 0 - tree_iter = self.get_model().get_iter_first() - while tree_iter is not None: - value = self.get_model().get_value(tree_iter, 0) - if value == font_name: - self.set_active(count) - count = count + 1 - tree_iter = self.get_model().iter_next(tree_iter) + self._font_label.set_font(font_name) def get_font_name(self): - tree_iter = self.get_active_iter() - return self.get_model().get_value(tree_iter, 0) + return self._font_name + + +class FontSize(Gtk.ToolItem): + + __gsignals__ = { + 'changed': (GObject.SignalFlags.RUN_LAST, None, ([])), } + + def __init__(self): + + Gtk.ToolItem.__init__(self) + + self._font_sizes = [8, 9, 10, 11, 12, 14, 16, 20, 22, 24, 26, 28, 36, + 48, 72] + + # theme the buttons, can be removed if add the style to the sugar css + # these are the same values used in gtk-widgets.css.em + if style.zoom(100) == 100: + subcell_size = 15 + default_padding = 6 + else: + subcell_size = 11 + default_padding = 4 + + hbox = Gtk.HBox() + vbox = Gtk.VBox() + self.add(vbox) + # add a vbox to set the padding up and down + vbox.pack_start(hbox, True, True, default_padding) + self._size_down = Gtk.Button() + icon = Icon(icon_name='resize-') + self._size_down.set_image(icon) + self._size_down.connect('clicked', self.__font_sizes_cb, False) + hbox.pack_start(self._size_down, False, False, 5) + + # TODO: default? + self._default_size = 12 + self._font_size = self._default_size + + self._size_label = Gtk.Label(str(self._font_size)) + hbox.pack_start(self._size_label, False, False, 10) + + self._size_up = Gtk.Button() + icon = Icon(icon_name='resize+') + self._size_up.set_image(icon) + self._size_up.connect('clicked', self.__font_sizes_cb, True) + hbox.pack_start(self._size_up, False, False, 5) + + radius = 2 * subcell_size + theme_up = "GtkButton {border-radius:0px %dpx %dpx 0px;}" % (radius, + radius) + css_provider_up = Gtk.CssProvider() + css_provider_up.load_from_data(theme_up) + + style_context = self._size_up.get_style_context() + style_context.add_provider(css_provider_up, + Gtk.STYLE_PROVIDER_PRIORITY_USER) + + theme_down = "GtkButton {border-radius: %dpx 0px 0px %dpx;}" % (radius, + radius) + css_provider_down = Gtk.CssProvider() + css_provider_down.load_from_data(theme_down) + style_context = self._size_down.get_style_context() + style_context.add_provider(css_provider_down, + Gtk.STYLE_PROVIDER_PRIORITY_USER) + + self.show_all() + + def __font_sizes_cb(self, button, increase): + if self._font_size in self._font_sizes: + i = self._font_sizes.index(self._font_size) + if increase: + if i < len(self._font_sizes) - 1: + i += 1 + else: + if i > 0: + i -= 1 + else: + i = self._font_sizes.index(self._default_size) + + self._font_size = self._font_sizes[i] + self._size_label.set_text(str(self._font_size)) + self._size_down.set_sensitive(i != 0) + self._size_up.set_sensitive(i < len(self._font_sizes) - 1) + self.emit('changed') + + def set_font_size(self, size): + if size not in self._font_sizes: + # assure the font assigned is in the range + # if not, assign one close. + for font_size in self._font_sizes: + if font_size > size: + size = font_size + break + if size > self._font_sizes[-1]: + size = self._font_sizes[-1] + + self._font_size = size + self._size_label.set_text(str(self._font_size)) + + # update the buttons states + i = self._font_sizes.index(self._font_size) + self._size_down.set_sensitive(i != 0) + self._size_up.set_sensitive(i < len(self._font_sizes) - 1) + self.emit('changed') + + def get_font_size(self): + return self._font_size diff --git a/icons/font-text.svg b/icons/font-text.svg new file mode 100644 index 0000000..ad3f9fa --- /dev/null +++ b/icons/font-text.svg @@ -0,0 +1,32 @@ + + + +image/svg+xmlFF + \ No newline at end of file diff --git a/icons/resize+.svg b/icons/resize+.svg new file mode 100644 index 0000000..0fae3c3 --- /dev/null +++ b/icons/resize+.svg @@ -0,0 +1,41 @@ + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/icons/resize-.svg b/icons/resize-.svg new file mode 100644 index 0000000..e3b719e --- /dev/null +++ b/icons/resize-.svg @@ -0,0 +1,43 @@ + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/toolbar.py b/toolbar.py index e344776..3b18f13 100644 --- a/toolbar.py +++ b/toolbar.py @@ -41,8 +41,8 @@ from sugar3.activity.widgets import RedoButton from widgets import AbiButton from widgets import AbiMenuItem -from widgets import FontSizeCombo from fontcombobox import FontComboBox +from fontcombobox import FontSize from gridcreate import GridCreateWidget logger = logging.getLogger('write-activity') @@ -430,8 +430,12 @@ class TextToolbar(Gtk.Toolbar): self._font_family_cb) self.insert(ToolComboBox(self.font_name_combo), -1) - font_size = ToolComboBox(FontSizeCombo(abiword_canvas)) - self.insert(font_size, -1) + self.font_size = FontSize() + self._abi_handler = abiword_canvas.connect('font-size', + self._font_size_cb) + self._changed_id = self.font_size.connect( + 'changed', self._font_size_changed_cb, abiword_canvas) + self.insert(self.font_size, -1) bold = ToggleToolButton('format-text-bold') bold.set_tooltip(_('Bold')) @@ -520,6 +524,19 @@ class TextToolbar(Gtk.Toolbar): logging.debug('Abiword font changed to %s', font_family) self.font_name_combo.set_font_name(font_family) + def _font_size_changed_cb(self, widget, abi): + abi.handler_block(self._abi_handler) + try: + abi.set_font_size(str(widget.get_font_size())) + finally: + abi.handler_unblock(self._abi_handler) + + def _font_size_cb(self, abi, size): + logging.debug('Abiword font size changed to %s', size) + self.handler_block(self._changed_id) + self.font_size.set_font_size(int(size)) + self.handler_unblock(self._changed_id) + def _setToggleButtonState(self, button, b, id): button.handler_block(id) button.set_active(b) diff --git a/widgets.py b/widgets.py index 18aa08a..2579007 100644 --- a/widgets.py +++ b/widgets.py @@ -22,8 +22,6 @@ from gi.repository import Abi from gi.repository import GLib from sugar3.graphics.radiotoolbutton import RadioToolButton -from sugar3.graphics.combobox import ComboBox -from sugar3.graphics.palette import Palette from sugar3.graphics.toolbutton import ToolButton from sugar3.graphics.palettemenu import PaletteMenuItem from sugar3.datastore import datastore @@ -32,107 +30,6 @@ from sugar3.activity.activity import SCOPE_PRIVATE logger = logging.getLogger('write-activity') -""" -# The FontCombo is not used anymore, keep the code here for reference -# for a few versions - -class FontCombo(ComboBox): - - def __init__(self, abi): - ComboBox.__init__(self) - - self._has_custom_fonts = False - self._fonts = sorted(abi.get_font_names()) - self._fonts_changed_id = self.connect('changed', self._font_changed_cb, - abi) - - for i, f in enumerate(self._fonts): - self.append_item(i, f, None) - if f == 'Times New Roman': - self.set_active(i) - - self._abi_handler = abi.connect('font-family', self._font_family_cb) - - def _font_changed_cb(self, combobox, abi): - if self.get_active() != -1: - logger.debug('Setting font: %s', self._fonts[self.get_active()]) - try: - abi.handler_block(self._abi_handler) - abi.set_font_name(self._fonts[self.get_active()]) - finally: - abi.handler_unblock(self._abi_handler) - - def _font_family_cb(self, abi, font_family): - font_index = -1 - - # search for the font name in our font list - for i, f in enumerate(self._fonts): - if f == font_family: - font_index = i - break - - # if we don't know this font yet, then add it (temporary) to the list - if font_index == -1: - logger.debug('Font not found in font list: %s', font_family) - if not self._has_custom_fonts: - # add a separator to seperate the non-available fonts from - # the available ones - self._fonts.append('') # ugly - self.append_separator() - self._has_custom_fonts = True - # add the new font - self._fonts.append(font_family) - self.append_item(0, font_family, None) - # see how many fonts we have now, so we can select the last one - model = self.get_model() - num_children = model.iter_n_children(None) - logger.debug('Number of fonts in the list: %d', num_children) - font_index = num_children - 1 - - # activate the found font - if (font_index > -1): - self.handler_block(self._fonts_changed_id) - self.set_active(font_index) - self.handler_unblock(self._fonts_changed_id) -""" - - -class FontSizeCombo(ComboBox): - - def __init__(self, abi): - ComboBox.__init__(self) - - self._abi_handler = abi.connect('font-size', self._font_size_cb) - - self._font_sizes = ['8', '9', '10', '11', '12', '14', '16', '20', \ - '22', '24', '26', '28', '36', '48', '72'] - self._changed_id = self.connect('changed', self._font_size_changed_cb, - abi) - - for i, s in enumerate(self._font_sizes): - self.append_item(i, s, None) - if s == '12': - self.set_active(i) - - def _font_size_changed_cb(self, combobox, abi): - if self.get_active() != -1: - logger.debug('Setting font size: %d', - int(self._font_sizes[self.get_active()])) - - abi.handler_block(self._abi_handler) - try: - abi.set_font_size(self._font_sizes[self.get_active()]) - finally: - abi.handler_unblock(self._abi_handler) - - def _font_size_cb(self, abi, size): - for i, s in enumerate(self._font_sizes): - if int(s) == int(size): - self.handler_block(self._changed_id) - self.set_active(i) - self.handler_unblock(self._changed_id) - break - class AbiButton(RadioToolButton): -- cgit v0.9.1