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refactor zoom focus handling so that all EditingContexts can use the same code

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This commit is contained in:
Paul Davis 2024-12-29 11:24:10 -07:00
parent 9b22e16bec
commit 0a40b50b86
8 changed files with 115 additions and 82 deletions
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72
gtk2_ardour/editing_context.cc
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@ -98,6 +98,17 @@ static const gchar *_grid_type_strings[] = {
0
};
static const gchar *_zoom_focus_strings[] = {
N_("Left"),
N_("Right"),
N_("Center"),
N_("Playhead"),
N_("Mouse"),
N_("Edit point"),
0
};
Editing::GridType EditingContext::_draw_length (GridTypeNone);
int EditingContext::_draw_velocity (DRAW_VEL_AUTO);
int EditingContext::_draw_channel (DRAW_CHAN_AUTO);
@ -174,6 +185,10 @@ EditingContext::EditingContext (std::string const & name)
grid_type_strings = I18N (_grid_type_strings);
}
if (zoom_focus_strings.empty()) {
zoom_focus_strings = I18N (_zoom_focus_strings);
}
snap_mode_button.set_text (_("Snap"));
snap_mode_button.set_name ("mouse mode button");
snap_mode_button.signal_button_press_event().connect (sigc::mem_fun (*this, &EditingContext::snap_mode_button_clicked), false);
@ -3157,3 +3172,60 @@ EditingContext::window_event_sample (GdkEvent const * event, double* pcx, double
return pixel_to_sample (canvas_to_timeline (d.x));
}
void
EditingContext::zoom_focus_selection_done (ZoomFocus f)
{
RefPtr<RadioAction> ract = zoom_focus_action (f);
if (ract) {
ract->set_active ();
}
}
RefPtr<RadioAction>
EditingContext::zoom_focus_action (ZoomFocus focus)
{
const char* action = 0;
RefPtr<Action> act;
switch (focus) {
case ZoomFocusLeft:
action = X_("zoom-focus-left");
break;
case ZoomFocusRight:
action = X_("zoom-focus-right");
break;
case ZoomFocusCenter:
action = X_("zoom-focus-center");
break;
case ZoomFocusPlayhead:
action = X_("zoom-focus-playhead");
break;
case ZoomFocusMouse:
action = X_("zoom-focus-mouse");
break;
case ZoomFocusEdit:
action = X_("zoom-focus-edit");
break;
default:
fatal << string_compose (_("programming error: %1: %2"), "Editor: impossible focus type", (int) focus) << endmsg;
abort(); /*NOTREACHED*/
}
return ActionManager::get_radio_action (X_("Zoom"), action);
}
void
EditingContext::zoom_focus_chosen (ZoomFocus focus)
{
/* this is driven by a toggle on a radio group, and so is invoked twice,
once for the item that became inactive and once for the one that became
active.
*/
RefPtr<RadioAction> ract = zoom_focus_action (focus);
if (ract && ract->get_active()) {
set_zoom_focus (focus);
}
}