[message_box_size] Rewrite plugin

- Much simpler code
- New config dialog

message_box_size/config_dialog.py

+from gi.repository import GObject
+from gi.repository import Gtk
+
+from gajim.gtk.settings import SettingsDialog
+from gajim.gtk.settings import SpinSetting
+from gajim.gtk.const import Setting
+from gajim.gtk.const import SettingType
+
+from gajim.plugins.plugins_i18n import _
+
+
+class MessageBoxSizeConfigDialog(SettingsDialog):
+    def __init__(self, plugin, parent):
+
+        self.plugin = plugin
+        settings = [
+            Setting('PreviewSizeSpinSetting', _('Height in pixels'),
+                    SettingType.VALUE, self.plugin.config['HEIGHT'],
+                    callback=self.on_setting, data='HEIGHT',
+                    desc=_('Size of message input in pixels'),
+                    props={'range_': (20, 200)}),
+            ]
+
+        SettingsDialog.__init__(self, parent, _('Message Box Size Configuration'),
+                                Gtk.DialogFlags.MODAL, settings, None,
+                                extend=[('PreviewSizeSpinSetting',
+                                         SizeSpinSetting)])
+
+    def on_setting(self, value, data):
+        self.plugin.config[data] = value
+
+
+class SizeSpinSetting(SpinSetting):
+
+    __gproperties__ = {
+        "setting-value": (int, 'Size', '', 20, 200, 20,
+                          GObject.ParamFlags.READWRITE), }
+
+    def __init__(self, *args, **kwargs):
+        SpinSetting.__init__(self, *args, **kwargs)

message_box_size/config_dialog.ui

-<?xml version="1.0"?>
-<interface>
-  <requires lib="gtk+" version="2.16"/>
-  <!-- interface-naming-policy toplevel-contextual -->
-  <object class="GtkWindow" id="window1">
-    <child>
-      <object class="GtkVBox" id="vbox1">
-        <property name="visible">True</property>
-        <property name="orientation">vertical</property>
-        <child>
-          <object class="GtkVBox" id="vbox3">
-            <property name="visible">True</property>
-            <property name="orientation">vertical</property>
-            <child>
-              <object class="GtkHBox" id="hbox1">
-                <property name="visible">True</property>
-                <child>
-                  <object class="GtkLabel" id="message_box_size_label">
-                    <property name="visible">True</property>
-                    <property name="xalign">0.029999999329447746</property>
-                    <property name="label" translatable="yes">Minimum lines</property>
-                    <property name="ellipsize">start</property>
-                    <property name="track_visited_links">False</property>
-                  </object>
-                  <packing>
-                    <property name="position">0</property>
-                  </packing>
-                </child>
-                <child>
-                  <object class="GtkSpinButton" id="minimum_lines">
-                    <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="invisible_char">&#x25CF;</property>
-                    <property name="width_chars">6</property>
-                    <property name="snap_to_ticks">True</property>
-                    <property name="numeric">True</property>
-                    <signal name="value_changed" handler="on_minimum_lines_value_changed"/>
-                  </object>
-                  <packing>
-                    <property name="expand">False</property>
-                    <property name="fill">False</property>
-                    <property name="position">1</property>
-                  </packing>
-                </child>
-              </object>
-              <packing>
-                <property name="expand">False</property>
-                <property name="fill">False</property>
-                <property name="position">0</property>
-              </packing>
-            </child>
-          </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">False</property>
-            <property name="position">0</property>
-          </packing>
-        </child>
-        <child>
-          <object class="GtkCheckButton" id="checkbutton">
-            <property name="label" translatable="yes">Do not resize input message field</property>
-            <property name="visible">True</property>
-            <property name="can_focus">False</property>
-            <property name="receives_default">False</property>
-            <property name="draw_indicator">True</property>
-            <signal name="toggled" handler="on_checkbutton_toggled"/>
-          </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">False</property>
-            <property name="position">1</property>
-          </packing>
-        </child>
-      </object>
-    </child>
-  </object>
-</interface>

message_box_size/msg_box_size.py

-from gi.repository import Gtk
+from functools import partial
 
 from gajim.plugins import GajimPlugin
-from gajim.plugins.helpers import log_calls
-from gajim.plugins.gui import GajimPluginConfigDialog
 from gajim.plugins.plugins_i18n import _
+from message_box_size.config_dialog import MessageBoxSizeConfigDialog
 
 
 class MsgBoxSizePlugin(GajimPlugin):
-    @log_calls('MsgBoxSizePlugin')
     def init(self):
+        # pylint: disable=attribute-defined-outside-init
         self.description = _('Allows you to adjust the height'
-            ' of the new message input field.')
-        self.config_dialog = MsgBoxSizePluginConfigDialog(self)
+                             ' of the message input.')
+        self.config_dialog = partial(MessageBoxSizeConfigDialog, self)
         self.gui_extension_points = {
-            'chat_control_base': (self.connect_with_chat_control,
-                self.disconnect_from_chat_control)}
-        self.config_default_values = {'Do_not_resize': (False, ''),
-                                      'Minimum_lines': (2, ''),}
-        self.chat_control = None
-        self.controls = []
+            'chat_control_base': (self._on_connect_chat_control,
+                                  self._on_disconnect_chat_control)
+        }
+        self.config_default_values = {'HEIGHT': (20, ''),}
 
-    @log_calls('MsgBoxSizePlugin')
-    def connect_with_chat_control(self, chat_control):
-        self.chat_control = chat_control
-        control = Base(self, self.chat_control)
-        self.controls.append(control)
+    def _on_connect_chat_control(self, control):
+        control.msg_textview.set_size_request(-1, self.config['HEIGHT'])
 
-    @log_calls('MsgBoxSizePlugin')
-    def disconnect_from_chat_control(self, chat_control):
-        for control in self.controls:
-            control.disconnect_from_chat_control()
-        self.controls = []
-
-
-class Base(object):
-    def __init__(self, plugin, chat_control):
-        tbuffer = chat_control.msg_textview.get_buffer()
-        min_size = chat_control.msg_textview.get_line_yrange(
-            tbuffer.get_start_iter())[1] * plugin.config['Minimum_lines'] + 2
-
-        chat_control.msg_textview.set_property('height-request', min_size)
-          #  plugin.config['Minimum_lines'])
-
-        self.id_ = chat_control.msg_textview.connect('size-allocate',
-            self.size_request)
-        chat_control.handlers[self.id_] = chat_control.msg_textview
-        self.chat_control = chat_control
-        self.plugin = plugin
-
-    def size_request(self, msg_textview, requisition):
-        tbuffer = msg_textview.get_buffer()
-        min_size = msg_textview.get_line_yrange(tbuffer.get_start_iter())[1] * \
-            self.plugin.config['Minimum_lines'] + 2
-
-        if self.plugin.config['Do_not_resize']:
-            self.chat_control.msg_scrolledwindow.set_property(
-                'vscrollbar-policy', Gtk.PolicyType.AUTOMATIC)
-        elif requisition.height > min_size:
-            msg_textview.set_property('height-request', requisition.height)
-        else:
-            msg_textview.set_property('height-request', min_size)
-
-    def disconnect_from_chat_control(self):
-        if self.id_ not in self.chat_control.handlers:
-            return
-        if self.chat_control.handlers[self.id_].handler_is_connected(self.id_):
-            self.chat_control.handlers[self.id_].disconnect(self.id_)
-            del self.chat_control.handlers[self.id_]
-        self.chat_control.msg_textview.set_property('height-request', -1)
-        self.chat_control.msg_textview.queue_draw()
-
-
-class MsgBoxSizePluginConfigDialog(GajimPluginConfigDialog):
-    def init(self):
-        self.GTK_BUILDER_FILE_PATH = self.plugin.local_file_path(
-            'config_dialog.ui')
-        self.xml = Gtk.Builder()
-        self.xml.set_translation_domain('gajim_plugins')
-        self.xml.add_objects_from_file(self.GTK_BUILDER_FILE_PATH, ['vbox1'])
-        self.checkbutton = self.xml.get_object('checkbutton')
-        self.spinbutton = self.xml.get_object('minimum_lines')
-        self.spinbutton.get_adjustment().configure(20, 1, 10, 1, 10, 0)
-        vbox = self.xml.get_object('vbox1')
-        self.get_child().pack_start(vbox, False, False, 0)
-
-        self.xml.connect_signals(self)
-
-    def on_run(self):
-        self.checkbutton.set_active(self.plugin.config['Do_not_resize'])
-        self.spinbutton.set_value(self.plugin.config['Minimum_lines'])
-
-    def on_checkbutton_toggled(self, checkbutton):
-        self.plugin.config['Do_not_resize'] = checkbutton.get_active()
-
-    def on_minimum_lines_value_changed(self, spinbutton):
-        self.plugin.config['Minimum_lines'] = spinbutton.get_value()
+    @staticmethod
+    def _on_disconnect_chat_control(control):
+        control.msg_textview.set_size_request(-1, -1)