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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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Refactor and fix zoom handling
ColumnManager has to apply the zoom factor to newly added columns. Otherwise, showing a previously hidden column appears with scale 1.0. This also drops the value-changed signal emission for the vadjustment, as it is apparently not needed.
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parent
4e334e0e00
commit
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2 changed files with 32 additions and 10 deletions
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@ -377,6 +377,7 @@ class ColumnManager (Common.GUI.Manager):
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self.view = None
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self.actions = None
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self.zoom = 1.0
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self.__columns_changed_id = None
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self.columns = []
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self.column_order = list (self.column_classes)
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@ -450,6 +451,15 @@ class ColumnManager (Common.GUI.Manager):
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sort_model.set_sort_column_id (TREE_SORTABLE_UNSORTED_COLUMN_ID,
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gtk.SORT_ASCENDING)
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def set_zoom (self, scale):
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for column in self.columns:
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cell = column.view_column.get_cell_renderers ()[0]
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cell.props.scale = scale
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column.view_column.queue_resize ()
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self.zoom = scale
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def get_toggle_action (self, column_class):
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action_name = "show-%s-column" % (column_class.name,)
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@ -463,8 +473,13 @@ class ColumnManager (Common.GUI.Manager):
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name = column.name
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pos = self.__get_column_insert_position (column)
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if self.view.props.fixed_height_mode:
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column.view_column.props.sizing = gtk.TREE_VIEW_COLUMN_FIXED
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cell = column.view_column.get_cell_renderers ()[0]
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cell.props.scale = self.zoom
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self.columns.insert (pos, column)
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self.view.insert_column (column.view_column, pos)
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@ -19,6 +19,8 @@
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"""GStreamer Debug Viewer GUI module."""
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ZOOM_FACTOR = 1.15
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def _ (s):
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return s
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@ -286,6 +288,7 @@ class Window (object):
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def attach (self):
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self.zoom_level = 0
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self.window_state.attach (window = self.gtk_window,
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state = self.app.state_section)
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@ -577,18 +580,22 @@ class Window (object):
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self.clipboard.set_text (self.get_active_line ()[col_id])
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def handle_enlarge_text_action_activate (self, action):
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for col in self.column_manager.columns:
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cell = col.view_column.get_cell_renderers ()[0]
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cell.props.scale *= 1.15
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col.view_column.queue_resize ()
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self.widgets.log_view_scrolled_window.props.vadjustment.emit ("value-changed")
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self.update_zoom_level (1)
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def handle_shrink_text_action_activate (self, action):
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for col in self.column_manager.columns:
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cell = col.view_column.get_cell_renderers ()[0]
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cell.props.scale /= 1.15
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col.view_column.queue_resize ()
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self.widgets.log_view_scrolled_window.props.vadjustment.emit ("value-changed")
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self.update_zoom_level (-1)
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def update_zoom_level (self, delta_step):
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if not delta_step:
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return
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self.zoom_level += delta_step
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scale = ZOOM_FACTOR ** self.zoom_level
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self.column_manager.set_zoom (scale)
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def add_model_filter (self, filter):
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