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livetrax/gtk2_ardour/theme_manager.cc

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/*
Copyright (C) 2000-2007 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 <cmath>
#include <iostream>
#include <fstream>
#include <errno.h>
#include "fix_carbon.h"
#include <gtkmm/stock.h>
#include <gtkmm/settings.h>
#include "gtkmm2ext/gtk_ui.h"
#include "gtkmm2ext/cell_renderer_color_selector.h"
#include "gtkmm2ext/utils.h"
#include "pbd/file_utils.h"
#include "pbd/compose.h"
#include "ardour/filesystem_paths.h"
#include "canvas/container.h"
#include "canvas/rectangle.h"
#include "canvas/scroll_group.h"
#include "canvas/wave_view.h"
#include "ardour_button.h"
#include "ardour_dialog.h"
#include "theme_manager.h"
#include "rgb_macros.h"
#include "ardour_ui.h"
#include "global_signals.h"
#include "utils.h"
#include "i18n.h"
using namespace std;
using namespace Gtk;
using namespace PBD;
using namespace ARDOUR;
using namespace ARDOUR_UI_UTILS;
namespace ARDOUR_UI_UTILS {
sigc::signal<void> ColorsChanged;
}
ThemeManager::ThemeManager()
: dark_button (_("Dark Theme"))
, light_button (_("Light Theme"))
, reset_button (_("Restore Defaults"))
, flat_buttons (_("Draw \"flat\" buttons"))
, blink_rec_button (_("Blink Rec-Arm buttons"))
, region_color_button (_("Color regions using their track's color"))
, show_clipping_button (_("Show waveform clipping"))
, waveform_gradient_depth (0, 1.0, 0.05)
, waveform_gradient_depth_label (_("Waveforms color gradient depth"))
, timeline_item_gradient_depth (0, 1.0, 0.05)
, timeline_item_gradient_depth_label (_("Timeline item gradient depth"))
, all_dialogs (_("All floating windows are dialogs"))
, icon_set_label (_("Icon Set"))
, palette_viewport (*palette_scroller.get_hadjustment(), *palette_scroller.get_vadjustment())
, palette_group (0)
, palette_window (0)
{
/* Now the alias list */
alias_list = TreeStore::create (alias_columns);
alias_display.set_model (alias_list);
alias_display.append_column (_("Object"), alias_columns.name);
Gtkmm2ext::CellRendererColorSelector* color_renderer = manage (new Gtkmm2ext::CellRendererColorSelector);
TreeViewColumn* color_column = manage (new TreeViewColumn (_("Color"), *color_renderer));
color_column->add_attribute (color_renderer->property_color(), alias_columns.color);
alias_display.append_column (*color_column);
alias_display.get_column (0)->set_data (X_("colnum"), GUINT_TO_POINTER(0));
alias_display.get_column (0)->set_expand (true);
alias_display.get_column (1)->set_data (X_("colnum"), GUINT_TO_POINTER(1));
alias_display.get_column (1)->set_expand (false);
alias_display.set_reorderable (false);
alias_display.get_selection()->set_mode (SELECTION_NONE);
alias_display.set_headers_visible (true);
alias_display.signal_button_press_event().connect (sigc::mem_fun (*this, &ThemeManager::alias_button_press_event), false);
alias_scroller.add (alias_display);
/* various buttons */
RadioButton::Group group = dark_button.get_group();
light_button.set_group(group);
theme_selection_hbox.set_homogeneous(false);
theme_selection_hbox.pack_start (dark_button);
theme_selection_hbox.pack_start (light_button);
set_homogeneous (false);
pack_start (theme_selection_hbox, PACK_SHRINK);
pack_start (reset_button, PACK_SHRINK);
#ifndef __APPLE__
pack_start (all_dialogs, PACK_SHRINK);
#endif
pack_start (flat_buttons, PACK_SHRINK);
pack_start (blink_rec_button, PACK_SHRINK);
pack_start (region_color_button, PACK_SHRINK);
pack_start (show_clipping_button, PACK_SHRINK);
Gtk::HBox* hbox;
vector<string> icon_sets = ::get_icon_sets ();
if (icon_sets.size() > 1) {
Gtkmm2ext::set_popdown_strings (icon_set_dropdown, icon_sets);
icon_set_dropdown.set_active_text (ARDOUR_UI::config()->get_icon_set());
hbox = Gtk::manage (new Gtk::HBox());
hbox->set_spacing (6);
hbox->pack_start (icon_set_label, false, false);
hbox->pack_start (icon_set_dropdown, true, true);
pack_start (*hbox, PACK_SHRINK);
}
hbox = Gtk::manage (new Gtk::HBox());
hbox->set_spacing (6);
hbox->pack_start (waveform_gradient_depth, true, true);
hbox->pack_start (waveform_gradient_depth_label, false, false);
pack_start (*hbox, PACK_SHRINK);
hbox = Gtk::manage (new Gtk::HBox());
hbox->set_spacing (6);
hbox->pack_start (timeline_item_gradient_depth, true, true);
hbox->pack_start (timeline_item_gradient_depth_label, false, false);
pack_start (*hbox, PACK_SHRINK);
palette_group = initialize_palette_canvas (*palette_viewport.canvas());
palette_viewport.signal_size_allocate().connect (sigc::bind (sigc::mem_fun (*this, &ThemeManager::palette_canvas_allocated), palette_group, palette_viewport.canvas(),
sigc::mem_fun (*this, &ThemeManager::palette_event)));
palette_scroller.add (palette_viewport);
modifier_scroller.add (modifier_vbox);
notebook.append_page (alias_scroller, _("Items"));
notebook.append_page (palette_scroller, _("Palette"));
notebook.append_page (modifier_scroller, _("Transparency"));
pack_start (notebook);
show_all ();
waveform_gradient_depth.set_update_policy (Gtk::UPDATE_DELAYED);
timeline_item_gradient_depth.set_update_policy (Gtk::UPDATE_DELAYED);
color_dialog.get_colorsel()->set_has_opacity_control (true);
color_dialog.get_colorsel()->set_has_palette (true);
flat_buttons.set_active (ARDOUR_UI::config()->get_flat_buttons());
blink_rec_button.set_active (ARDOUR_UI::config()->get_blink_rec_arm());
region_color_button.set_active (ARDOUR_UI::config()->get_color_regions_using_track_color());
show_clipping_button.set_active (ARDOUR_UI::config()->get_show_waveform_clipping());
color_dialog.get_ok_button()->signal_clicked().connect (sigc::bind (sigc::mem_fun (color_dialog, &Gtk::Dialog::response), RESPONSE_ACCEPT));
color_dialog.get_cancel_button()->signal_clicked().connect (sigc::bind (sigc::mem_fun (color_dialog, &Gtk::Dialog::response), RESPONSE_CANCEL));
dark_button.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_dark_theme_button_toggled));
light_button.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_light_theme_button_toggled));
reset_button.signal_clicked().connect (sigc::mem_fun (*this, &ThemeManager::reset_canvas_colors));
flat_buttons.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_flat_buttons_toggled));
blink_rec_button.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_blink_rec_arm_toggled));
region_color_button.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_region_color_toggled));
show_clipping_button.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_show_clip_toggled));
waveform_gradient_depth.signal_value_changed().connect (sigc::mem_fun (*this, &ThemeManager::on_waveform_gradient_depth_change));
timeline_item_gradient_depth.signal_value_changed().connect (sigc::mem_fun (*this, &ThemeManager::on_timeline_item_gradient_depth_change));
all_dialogs.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_all_dialogs_toggled));
icon_set_dropdown.signal_changed().connect (sigc::mem_fun (*this, &ThemeManager::on_icon_set_changed));
Gtkmm2ext::UI::instance()->set_tip (all_dialogs,
string_compose (_("Mark all floating windows to be type \"Dialog\" rather than using \"Utility\" for some.\n"
"This may help with some window managers. This requires a restart of %1 to take effect"),
PROGRAM_NAME));
set_size_request (-1, 400);
/* no need to call setup_palette() here, it will be done when its size is allocated */
setup_aliases ();
setup_modifiers ();
ARDOUR_UI_UTILS::ColorsChanged.connect (sigc::mem_fun (*this, &ThemeManager::colors_changed));
}
ThemeManager::~ThemeManager()
{
}
void
ThemeManager::setup_modifiers ()
{
UIConfiguration* uic (ARDOUR_UI::config());
UIConfiguration::Modifiers& modifiers (uic->modifiers);
Gtk::HBox* mod_hbox;
Gtk::Label* mod_label;
Gtk::HScale* mod_scale;
Gtkmm2ext::container_clear (modifier_vbox);
for (UIConfiguration::Modifiers::const_iterator m = modifiers.begin(); m != modifiers.end(); ++m) {
mod_hbox = manage (new HBox);
mod_scale = manage (new HScale (0.0, 1.0, 0.01));
mod_scale->set_draw_value (false);
mod_scale->set_value (m->second.a());
mod_scale->set_update_policy (Gtk::UPDATE_DISCONTINUOUS);
mod_scale->signal_value_changed().connect (sigc::bind (sigc::mem_fun (*this, &ThemeManager::modifier_edited), mod_scale, m->first));
mod_label = manage (new Label (m->first));
mod_label->set_alignment (1.0, 0.5);
mod_label->set_size_request (150, -1); /* 150 pixels should be enough for anyone */
mod_hbox->pack_start (*mod_label, false, true, 12);
mod_hbox->pack_start (*mod_scale, true, true);
modifier_vbox.pack_start (*mod_hbox, false, false);
}
modifier_vbox.show_all ();
}
void
ThemeManager::modifier_edited (Gtk::Range* range, string name)
{
using namespace ArdourCanvas;
double alpha = range->get_value();
SVAModifier svam (SVAModifier::Assign, -1.0, -1.0, alpha);
ARDOUR_UI::config()->set_modifier (name, svam);
}
void
ThemeManager::colors_changed ()
{
setup_palette ();
setup_aliases ();
setup_modifiers ();
}
int
ThemeManager::save (string /*path*/)
{
return 0;
}
void
ThemeManager::on_flat_buttons_toggled ()
{
ARDOUR_UI::config()->set_flat_buttons (flat_buttons.get_active());
ArdourButton::set_flat_buttons (flat_buttons.get_active());
/* force a redraw */
gtk_rc_reset_styles (gtk_settings_get_default());
}
void
ThemeManager::on_blink_rec_arm_toggled ()
{
ARDOUR_UI::config()->set_blink_rec_arm (blink_rec_button.get_active());
ARDOUR::Config->ParameterChanged("blink-rec-arm");
}
void
ThemeManager::on_region_color_toggled ()
{
ARDOUR_UI::config()->set_color_regions_using_track_color (region_color_button.get_active());
}
void
ThemeManager::on_show_clip_toggled ()
{
ARDOUR_UI::config()->set_show_waveform_clipping (show_clipping_button.get_active());
}
void
ThemeManager::on_all_dialogs_toggled ()
{
ARDOUR_UI::config()->set_all_floating_windows_are_dialogs (all_dialogs.get_active());
}
void
ThemeManager::on_waveform_gradient_depth_change ()
{
double v = waveform_gradient_depth.get_value();
ARDOUR_UI::config()->set_waveform_gradient_depth (v);
ArdourCanvas::WaveView::set_global_gradient_depth (v);
}
void
ThemeManager::on_timeline_item_gradient_depth_change ()
{
double v = timeline_item_gradient_depth.get_value();
ARDOUR_UI::config()->set_timeline_item_gradient_depth (v);
}
void
ThemeManager::on_icon_set_changed ()
{
string new_set = icon_set_dropdown.get_active_text();
ARDOUR_UI::config()->set_icon_set (new_set);
}
void
ThemeManager::on_dark_theme_button_toggled()
{
if (!dark_button.get_active()) return;
UIConfiguration* uic (ARDOUR_UI::config());
uic->set_color_file("dark");
}
void
ThemeManager::on_light_theme_button_toggled()
{
if (!light_button.get_active()) return;
UIConfiguration* uic (ARDOUR_UI::config());
uic->set_color_file("light");
}
void
ThemeManager::reset_canvas_colors()
{
ARDOUR_UI::config()->load_defaults();
ARDOUR_UI::config()->save_state ();
}
ArdourCanvas::Container*
ThemeManager::initialize_palette_canvas (ArdourCanvas::Canvas& canvas)
{
using namespace ArdourCanvas;
/* hide background */
canvas.set_background_color (rgba_to_color (0.0, 0.0, 1.0, 0.0));
/* bi-directional scroll group */
ScrollGroup* scroll_group = new ScrollGroup (canvas.root(), ScrollGroup::ScrollSensitivity (ScrollGroup::ScrollsVertically|ScrollGroup::ScrollsHorizontally));
canvas.add_scroller (*scroll_group);
/* new container to hold everything */
return new ArdourCanvas::Container (scroll_group);
}
void
ThemeManager::palette_canvas_allocated (Gtk::Allocation& alloc, ArdourCanvas::Container* group, ArdourCanvas::Canvas* canvas, sigc::slot<bool,GdkEvent*,std::string> event_handler)
{
build_palette_canvas (*canvas, *group, event_handler);
}
struct NamedColor {
string name;
ArdourCanvas::HSV color;
NamedColor (string s, ArdourCanvas::HSV c) : name (s), color (c) {}
};
struct SortByHue {
bool operator() (NamedColor const & a, NamedColor const & b) {
using namespace ArdourCanvas;
const HSV black (0, 0, 0);
if (a.color.is_gray() || b.color.is_gray()) {
return black.distance (a.color) < black.distance (b.color);
} else {
return a.color.h < b.color.h;
// const HSV red (rgba_to_color (1.0, 0.0, 0.0, 1.0));
// return red.distance (a.color) < red.distance (b.color);
}
}
};
void
ThemeManager::build_palette_canvas (ArdourCanvas::Canvas& canvas, ArdourCanvas::Container& group, sigc::slot<bool,GdkEvent*,std::string> event_handler)
{
using namespace ArdourCanvas;
/* we want the colors sorted by hue, with their name */
UIConfiguration::Colors& colors (ARDOUR_UI::instance()->config()->colors);
vector<NamedColor> nc;
for (UIConfiguration::Colors::const_iterator x = colors.begin(); x != colors.end(); ++x) {
nc.push_back (NamedColor (x->first, HSV (x->second)));
}
SortByHue sorter;
sort (nc.begin(), nc.end(), sorter);
const uint32_t color_limit = nc.size();
const double box_size = 20.0;
const double width = canvas.width();
const double height = canvas.height();
uint32_t color_num = 0;
/* clear existing rects and delete them */
group.clear (true);
for (uint32_t y = 0; y < height - box_size && color_num < color_limit; y += box_size) {
for (uint32_t x = 0; x < width - box_size && color_num < color_limit; x += box_size) {
ArdourCanvas::Rectangle* r = new ArdourCanvas::Rectangle (&group, ArdourCanvas::Rect (x, y, x + box_size, y + box_size));
string name = nc[color_num++].name;
UIConfiguration::Colors::iterator c = colors.find (name);
if (c != colors.end()) {
Color color = c->second;
r->set_fill_color (color);
r->set_outline_color (rgba_to_color (0.0, 0.0, 0.0, 1.0));
r->set_tooltip (name);
r->Event.connect (sigc::bind (event_handler, name));
}
}
}
}
void
ThemeManager::palette_size_request (Gtk::Requisition* req)
{
uint32_t ncolors = ARDOUR_UI::instance()->config()->colors.size();
const int box_size = 20;
double c = sqrt ((double)ncolors);
req->width = (int) floor (c * box_size);
req->height = (int) floor (c * box_size);
/* add overflow row if necessary */
if (fmod (ncolors, c) != 0.0) {
req->height += box_size;
}
}
void
ThemeManager::setup_palette ()
{
build_palette_canvas (*palette_viewport.canvas(), *palette_group, sigc::mem_fun (*this, &ThemeManager::palette_event));
}
bool
ThemeManager::palette_event (GdkEvent* ev, string name)
{
switch (ev->type) {
case GDK_BUTTON_RELEASE:
edit_palette_color (name);
return true;
default:
break;
}
return true;
}
void
ThemeManager::edit_palette_color (std::string name)
{
using namespace ArdourCanvas;
double r,g, b, a;
UIConfiguration* uic (ARDOUR_UI::instance()->config());
ArdourCanvas::Color c = uic->color (name);
Gdk::Color gdkcolor;
color_to_rgba (c, r, g, b, a);
gdkcolor.set_rgb_p (r, g, b);
color_dialog.get_colorsel()->set_previous_color (gdkcolor);
color_dialog.get_colorsel()->set_current_color (gdkcolor);
color_dialog.get_colorsel()->set_previous_alpha ((guint16) (a * 65535));
color_dialog.get_colorsel()->set_current_alpha ((guint16) (a * 65535));
color_dialog_connection.disconnect ();
color_dialog_connection = color_dialog.signal_response().connect (sigc::bind (sigc::mem_fun (*this, &ThemeManager::palette_color_response), name));
color_dialog.present();
}
void
ThemeManager::palette_color_response (int result, std::string name)
{
using namespace ArdourCanvas;
color_dialog_connection.disconnect ();
UIConfiguration* uic (ARDOUR_UI::instance()->config());
Gdk::Color gdkcolor;
double r,g, b, a;
switch (result) {
case RESPONSE_ACCEPT:
case RESPONSE_OK:
gdkcolor = color_dialog.get_colorsel()->get_current_color();
a = color_dialog.get_colorsel()->get_current_alpha() / 65535.0;
r = gdkcolor.get_red_p();
g = gdkcolor.get_green_p();
b = gdkcolor.get_blue_p();
uic->set_color (name, rgba_to_color (r, g, b, a));
break;
default:
break;
}
color_dialog.hide ();
}
bool
ThemeManager::alias_palette_event (GdkEvent* ev, string new_alias, string target_name)
{
switch (ev->type) {
case GDK_BUTTON_RELEASE:
ARDOUR_UI::instance()->config()->set_alias (target_name, new_alias);
return true;
break;
default:
break;
}
return false;
}
void
ThemeManager::alias_palette_response (int response, std::string target_name, std::string old_alias)
{
switch (response) {
case GTK_RESPONSE_OK:
case GTK_RESPONSE_ACCEPT:
/* rebuild alias list with new color: inefficient but simple */
setup_aliases ();
break;
case GTK_RESPONSE_REJECT:
/* revert choice */
ARDOUR_UI::instance()->config()->set_alias (target_name, old_alias);
break;
default:
/* do nothing */
break;
}
palette_window->hide ();
}
void
ThemeManager::choose_color_from_palette (string const & name)
{
UIConfiguration* uic (ARDOUR_UI::config());
UIConfiguration::ColorAliases::iterator i = uic->color_aliases.find (name);
if (i == uic->color_aliases.end()) {
return;
}
delete palette_window;
palette_window = new ArdourDialog (_("Color Palette"));
palette_window->add_button (Stock::CANCEL, RESPONSE_REJECT); /* using CANCEL causes confusion if dialog is closed via CloseAllDialogs */
palette_window->add_button (Stock::OK, RESPONSE_OK);
ArdourCanvas::GtkCanvas* canvas = new ArdourCanvas::GtkCanvas ();
ArdourCanvas::Container* group = initialize_palette_canvas (*canvas);
canvas->signal_size_request().connect (sigc::mem_fun (*this, &ThemeManager::palette_size_request));
canvas->signal_size_allocate().connect (sigc::bind (sigc::mem_fun (*this, &ThemeManager::palette_canvas_allocated), group, canvas,
sigc::bind (sigc::mem_fun (*this, &ThemeManager::alias_palette_event), name)));
palette_window->get_vbox()->pack_start (*canvas);
palette_window->show_all ();
palette_response_connection = palette_window->signal_response().connect (sigc::bind (sigc::mem_fun (*this, &ThemeManager::alias_palette_response), name, i->second));
palette_window->set_position (WIN_POS_MOUSE);
palette_window->present ();
}
void
ThemeManager::setup_aliases ()
{
using namespace ArdourCanvas;
UIConfiguration* uic (ARDOUR_UI::instance()->config());
UIConfiguration::ColorAliases& aliases (uic->color_aliases);
alias_list->clear ();
for (UIConfiguration::ColorAliases::iterator i = aliases.begin(); i != aliases.end(); ++i) {
TreeModel::Children rows = alias_list->children();
TreeModel::Row row;
string::size_type colon;
if ((colon = i->first.find (':')) != string::npos) {
/* this is supposed to be a child node, so find the
* parent
*/
string parent = i->first.substr (0, colon);
TreeModel::iterator ri;
for (ri = rows.begin(); ri != rows.end(); ++ri) {
string s = (*ri)[alias_columns.name];
if (s == parent) {
break;
}
}
if (ri == rows.end()) {
/* not found, add the parent as new top level row */
row = *(alias_list->append());
row[alias_columns.name] = parent;
row[alias_columns.alias] = "";
/* now add the child as a child of this one */
row = *(alias_list->insert (row->children().end()));
row[alias_columns.name] = i->first.substr (colon+1);
} else {
row = *(alias_list->insert ((*ri)->children().end()));
row[alias_columns.name] = i->first.substr (colon+1);
}
} else {
/* add as a child */
row = *(alias_list->append());
row[alias_columns.name] = i->first;
row[alias_columns.key] = i->first;
}
row[alias_columns.key] = i->first;
row[alias_columns.alias] = i->second;
Gdk::Color col;
double r, g, b, a;
Color c (uic->color (i->second));
color_to_rgba (c, r, g, b, a);
col.set_rgb_p (r, g, b);
row[alias_columns.color] = col;
}
}
bool
ThemeManager::alias_button_press_event (GdkEventButton* ev)
{
TreeIter iter;
TreeModel::Path path;
TreeViewColumn* column;
int cellx;
int celly;
if (!alias_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
return false;
}
guint32 colnum = GPOINTER_TO_UINT (column->get_data (X_("colnum")));
switch (colnum) {
case 0:
/* allow normal processing to occur */
return false;
case 1: /* color */
if ((iter = alias_list->get_iter (path))) {
string target_color_alias = (*iter)[alias_columns.key];
if (!target_color_alias.empty()) {
choose_color_from_palette (target_color_alias);
}
}
break;
}
return true;
}
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