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livetrax/gtk2_ardour/keyboard.cc

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/*
Copyright (C) 2001 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "pbd/convert.h"
#include "pbd/error.h"
#include "pbd/file_utils.h"
#include "pbd/basename.h"
#include "ardour/filesystem_paths.h"
#include "ardour/revision.h"
#include "ardour_ui.h"
#include "public_editor.h"
#include "keyboard.h"
#include "opts.h"
#include "ui_config.h"
#include "pbd/i18n.h"
using namespace std;
using namespace Gtk;
using namespace PBD;
using namespace ARDOUR;
using Gtkmm2ext::Keyboard;
#ifdef __APPLE__
guint ArdourKeyboard::constraint_mod = Keyboard::PrimaryModifier;
#else
guint ArdourKeyboard::constraint_mod = Keyboard::TertiaryModifier;
#endif
/* TrimDrag::start_grab() */
guint ArdourKeyboard::trim_contents_mod = Keyboard::PrimaryModifier;
/* TrimDrag::motion() */
guint ArdourKeyboard::trim_overlap_mod = Keyboard::TertiaryModifier;
/* TrimDrag::start_grab() */
guint ArdourKeyboard::trim_anchored_mod = Keyboard::PrimaryModifier|Keyboard::TertiaryModifier;
/* ControlPointDrag::motion() && LineDrag::motion()*/
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guint ArdourKeyboard::fine_adjust_mod = Keyboard::PrimaryModifier|Keyboard::SecondaryModifier; // XXX better just 2ndary
/* ControlPointDrag::start_grab() && MarkerDrag::motion() */
guint ArdourKeyboard::push_points_mod = Keyboard::PrimaryModifier|Keyboard::Level4Modifier;
/* NoteResizeDrag::start_grab() */
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guint ArdourKeyboard::note_size_relative_mod = Keyboard::TertiaryModifier; // XXX better: 2ndary
ArdourKeyboard::ArdourKeyboard (ARDOUR_UI& ardour_ui) : ui (ardour_ui)
{
Keyboard::RelevantModifierKeysChanged.connect (sigc::mem_fun (*this, &ArdourKeyboard::reset_relevant_modifier_key_mask));
}
void
ArdourKeyboard::find_bindings_files (map<string,string>& files)
{
vector<std::string> found;
Searchpath spath = ardour_config_search_path();
find_files_matching_pattern (found, spath, string_compose ("*%1", Keyboard::binding_filename_suffix));
if (found.empty()) {
return;
}
for (vector<std::string>::iterator x = found.begin(); x != found.end(); ++x) {
std::string path(*x);
pair<string,string> namepath;
namepath.second = path;
namepath.first = PBD::basename_nosuffix (path);
files.insert (namepath);
}
}
void
ArdourKeyboard::setup_keybindings ()
{
string keybindings_path = ARDOUR_COMMAND_LINE::keybindings_path;
string default_bindings = string_compose ("%1%2", UIConfiguration::instance().get_default_bindings(), Keyboard::binding_filename_suffix);
vector<string> strs;
binding_files.clear ();
find_bindings_files (binding_files);
/* set up the per-user bindings path */
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string lowercase_program_name = downcase (string(PROGRAM_NAME));
#ifndef MIXBUS // not for v4.0 just yet
/* extract and append minor vesion */
std::string rev (revision);
std::size_t pos = rev.find_first_of("-");
if (pos != string::npos && pos > 0) {
lowercase_program_name += "-";
lowercase_program_name += rev.substr (0, pos);
}
#endif
user_keybindings_path = Glib::build_filename (user_config_directory(), lowercase_program_name + binding_filename_suffix);
if (Glib::file_test (user_keybindings_path, Glib::FILE_TEST_EXISTS)) {
std::pair<string,string> newpair;
newpair.first = _("your own");
newpair.second = user_keybindings_path;
binding_files.insert (newpair);
}
/* check to see if they gave a style name ("ergonomic") or an actual filename (*.bindings)
*/
if (!keybindings_path.empty() && keybindings_path.find (binding_filename_suffix) == string::npos) {
// just a style name - allow user to
// specify the layout type.
char* layout;
if ((layout = getenv ("ARDOUR_KEYBOARD_LAYOUT")) != 0 && layout[0] != '\0') {
/* user-specified keyboard layout */
keybindings_path += '-';
keybindings_path += layout;
} else {
/* default to US/ANSI - we have to pick something */
keybindings_path += "-us";
}
keybindings_path += binding_filename_suffix;
}
if (keybindings_path.empty()) {
/* no path or binding name given: check the user one first */
if (!Glib::file_test (user_keybindings_path, Glib::FILE_TEST_EXISTS)) {
keybindings_path = "";
} else {
keybindings_path = user_keybindings_path;
}
}
/* if we still don't have a path at this point, use the default */
if (keybindings_path.empty()) {
keybindings_path = default_bindings;
}
cerr << "KP is " << keybindings_path << endl;
while (true) {
if (!Glib::path_is_absolute (keybindings_path)) {
/* not absolute - look in the usual places */
std::string keybindings_file;
if (!find_file (ardour_config_search_path(), keybindings_path, keybindings_file)) {
if (keybindings_path == default_bindings) {
error << string_compose (_("Default keybindings not found - %1 will be hard to use!"), PROGRAM_NAME) << endmsg;
return;
} else {
warning << string_compose (_("Key bindings file \"%1\" not found. Default bindings used instead"),
keybindings_path)
<< endmsg;
keybindings_path = default_bindings;
}
} else {
/* use it */
keybindings_path = keybindings_file;
break;
}
} else {
/* path is absolute already */
if (!Glib::file_test (keybindings_path, Glib::FILE_TEST_EXISTS)) {
if (keybindings_path == default_bindings) {
error << string_compose (_("Default keybindings not found - %1 will be hard to use!"), PROGRAM_NAME) << endmsg;
return;
} else {
keybindings_path = default_bindings;
}
} else {
break;
}
}
}
load_keybindings (keybindings_path);
/* catch changes made via some GTK mechanism */
// GtkAccelMap* accelmap = gtk_accel_map_get();
// g_signal_connect (accelmap, "changed", (GCallback) accel_map_changed, this);
}
XMLNode&
ArdourKeyboard::get_state (void)
{
XMLNode* node = &Keyboard::get_state ();
node->set_property ("constraint-modifier", constraint_mod);
node->set_property ("trim-contents-modifier", trim_contents_mod);
node->set_property ("trim-overlap-modifier", trim_overlap_mod);
node->set_property ("trim-anchored-modifier", trim_anchored_mod);
node->set_property ("fine-adjust-modifier", fine_adjust_mod);
node->set_property ("push-points-modifier", push_points_mod);
node->set_property ("note-size-relative-modifier", note_size_relative_mod);
return *node;
}
int
ArdourKeyboard::set_state (const XMLNode& node, int version)
{
node.get_property ("constraint-modifier", constraint_mod);
node.get_property ("trim-contents-modifier", trim_contents_mod);
node.get_property ("trim-overlap-modifier", trim_overlap_mod);
node.get_property ("trim-anchored-modifier", trim_anchored_mod);
node.get_property ("fine-adjust-modifier", fine_adjust_mod);
node.get_property ("push-points-modifier", push_points_mod);
node.get_property ("note-size-relative-modifier", note_size_relative_mod);
return Keyboard::set_state (node, version);
}
void
ArdourKeyboard::reset_relevant_modifier_key_mask ()
{
RelevantModifierKeyMask = GdkModifierType (RelevantModifierKeyMask | constraint_mod);
RelevantModifierKeyMask = GdkModifierType (RelevantModifierKeyMask | trim_contents_mod);
RelevantModifierKeyMask = GdkModifierType (RelevantModifierKeyMask | trim_overlap_mod);
RelevantModifierKeyMask = GdkModifierType (RelevantModifierKeyMask | trim_anchored_mod);
RelevantModifierKeyMask = GdkModifierType (RelevantModifierKeyMask | fine_adjust_mod);
RelevantModifierKeyMask = GdkModifierType (RelevantModifierKeyMask | push_points_mod);
RelevantModifierKeyMask = GdkModifierType (RelevantModifierKeyMask | note_size_relative_mod);
}
/* Snap and snap delta modifiers may contain each other, so we use the
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* following two methods to sort that out:
*/
bool
ArdourKeyboard::indicates_snap (guint state)
{
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const bool contains_s = Keyboard::modifier_state_contains (state, Keyboard::snap_modifier ());
const bool contains_d = Keyboard::modifier_state_contains (state, Keyboard::snap_delta_modifier ());
const bool s_contains_d = Keyboard::modifier_state_contains (Keyboard::snap_modifier (), Keyboard::snap_delta_modifier ());
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return (contains_s && ((contains_d && s_contains_d) || !contains_d));
}
bool
ArdourKeyboard::indicates_snap_delta (guint state)
{
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const bool contains_d = Keyboard::modifier_state_contains (state, Keyboard::snap_delta_modifier ());
const bool contains_s = Keyboard::modifier_state_contains (state, Keyboard::snap_modifier ());
const bool d_contains_s = Keyboard::modifier_state_contains (Keyboard::snap_delta_modifier (), Keyboard::snap_modifier ());
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return (contains_d && ((contains_s && d_contains_s) || !contains_s));
}
/* Constraint and copy modifiers are both in effect at the beginning of some drags, and may be set ambiguously */
bool
ArdourKeyboard::indicates_copy (guint state)
{
const bool contains_c = Keyboard::modifier_state_contains (state, Keyboard::CopyModifier);
const bool equals_cs = Keyboard::modifier_state_equals (state, constraint_modifier ());
return contains_c && !equals_cs;
}
bool
ArdourKeyboard::indicates_constraint (guint state)
{
const bool contains_cs = Keyboard::modifier_state_contains (state, constraint_modifier ());
const bool equals_c = Keyboard::modifier_state_equals (state, Keyboard::CopyModifier);
return contains_cs && !equals_c;
}
void
ArdourKeyboard::set_constraint_modifier (guint mod)
{
constraint_mod = mod;
the_keyboard().reset_relevant_modifier_key_mask();
}
void
ArdourKeyboard::set_trim_contents_modifier (guint mod)
{
trim_contents_mod = mod;
the_keyboard().reset_relevant_modifier_key_mask();
}
void
ArdourKeyboard::set_trim_overlap_modifier (guint mod)
{
trim_overlap_mod = mod;
the_keyboard().reset_relevant_modifier_key_mask();
}
void
ArdourKeyboard::set_trim_anchored_modifier (guint mod)
{
trim_anchored_mod = mod;
the_keyboard().reset_relevant_modifier_key_mask();
}
void
ArdourKeyboard::set_fine_adjust_modifier (guint mod)
{
fine_adjust_mod = mod;
the_keyboard().reset_relevant_modifier_key_mask();
}
void
ArdourKeyboard::set_push_points_modifier (guint mod)
{
push_points_mod = mod;
the_keyboard().reset_relevant_modifier_key_mask();
}
void
ArdourKeyboard::set_note_size_relative_modifier (guint mod)
{
note_size_relative_mod = mod;
the_keyboard().reset_relevant_modifier_key_mask();
}
Selection::Operation
ArdourKeyboard::selection_type (guint state)
{
/* note that there is no modifier for "Add" */
if (modifier_state_equals (state, RangeSelectModifier)) {
return Selection::Extend;
} else if (modifier_state_equals (state, PrimaryModifier)) {
return Selection::Toggle;
} else {
return Selection::Set;
}
}