X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fgtkmm2ext%2Fbarcontroller.cc;h=d213f22d2686d06468412034d16d4a7585b978ca;hb=cf52d6e4b40111eb04b244ec054055a4ec15dbe0;hp=50c21e57e7016ca5de2c786d304ff54cdb8d9b7c;hpb=27d77b8719c15254369391e57227d20c4cfcbb20;p=ardour.git diff --git a/libs/gtkmm2ext/barcontroller.cc b/libs/gtkmm2ext/barcontroller.cc index 50c21e57e7..d213f22d26 100644 --- a/libs/gtkmm2ext/barcontroller.cc +++ b/libs/gtkmm2ext/barcontroller.cc @@ -13,8 +13,6 @@ 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. - - $Id$ */ #include @@ -31,528 +29,114 @@ #include "gtkmm2ext/utils.h" #include "gtkmm2ext/keyboard.h" #include "gtkmm2ext/barcontroller.h" +#include "gtkmm2ext/cairo_widget.h" -#include "i18n.h" +#include "pbd/i18n.h" using namespace std; using namespace Gtk; using namespace Gtkmm2ext; BarController::BarController (Gtk::Adjustment& adj, - boost::shared_ptr mc) - - : adjustment (adj), - binding_proxy (mc), - spinner (adjustment) - -{ - _style = LeftToRight; - grabbed = false; - switching = false; - switch_on_release = false; - use_parent = false; - logarithmic = false; - - layout = darea.create_pango_layout(""); - - set_shadow_type (SHADOW_NONE); - - initial_value = adjustment.get_value (); - - adjustment.signal_value_changed().connect (mem_fun (*this, &Gtk::Widget::queue_draw)); - adjustment.signal_changed().connect (mem_fun (*this, &Gtk::Widget::queue_draw)); + boost::shared_ptr mc) + : _slider (&adj, mc, 60, 16) + , _switching (false) + , _switch_on_release (false) +{ - darea.add_events (Gdk::BUTTON_RELEASE_MASK| - Gdk::BUTTON_PRESS_MASK| - Gdk::POINTER_MOTION_MASK| - Gdk::ENTER_NOTIFY_MASK| - Gdk::LEAVE_NOTIFY_MASK| - Gdk::SCROLL_MASK); + add_events (Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK); + set (.5, .5, 1.0, 1.0); + set_border_width (0); + _slider.set_tweaks (PixFader::NoShowUnityLine); - darea.signal_expose_event().connect (mem_fun (*this, &BarController::expose)); - darea.signal_motion_notify_event().connect (mem_fun (*this, &BarController::motion)); - darea.signal_button_press_event().connect (mem_fun (*this, &BarController::button_press), false); - darea.signal_button_release_event().connect (mem_fun (*this, &BarController::button_release), false); - darea.signal_scroll_event().connect (mem_fun (*this, &BarController::scroll)); + _slider.StartGesture.connect (sigc::mem_fun(*this, &BarController::passtrhu_gesture_start)); + _slider.StopGesture.connect (sigc::mem_fun(*this, &BarController::passtrhu_gesture_stop)); + _slider.OnExpose.connect (sigc::mem_fun(*this, &BarController::before_expose)); + _slider.set_name (get_name()); + Gtk::SpinButton& spinner = _slider.get_spin_button(); spinner.signal_activate().connect (mem_fun (*this, &BarController::entry_activated)); spinner.signal_focus_out_event().connect (mem_fun (*this, &BarController::entry_focus_out)); - spinner.signal_input().connect (mem_fun (*this, &BarController::entry_input)); - spinner.signal_output().connect (mem_fun (*this, &BarController::entry_output)); spinner.set_digits (9); spinner.set_numeric (true); - - add (darea); - + spinner.set_name ("BarControlSpinner"); + add (_slider); show_all (); } BarController::~BarController () { -// delete pattern; -// delete shine_pattern; -} - -void -BarController::drop_grab () -{ - if (grabbed) { - grabbed = false; - darea.remove_modal_grab(); - StopGesture (); - } } bool -BarController::button_press (GdkEventButton* ev) +BarController::on_button_press_event (GdkEventButton* ev) { - double fract; - - if (binding_proxy.button_press_handler (ev)) { - return true; + if (get_child() != &_slider) { + return false; } - - switch (ev->button) { - case 1: - if (ev->type == GDK_2BUTTON_PRESS) { - switch_on_release = true; - drop_grab (); - } else { - switch_on_release = false; - darea.add_modal_grab(); - grabbed = true; - grab_x = ev->x; - grab_window = ev->window; - StartGesture (); - } + if (ev->button == 1 && ev->type == GDK_2BUTTON_PRESS) { + _switch_on_release = true; return true; - break; - - case 2: - fract = ev->x / (darea.get_width() - 2.0); - adjustment.set_value (adjustment.get_lower() + fract * (adjustment.get_upper() - adjustment.get_lower())); - - case 3: - break; - - case 4: - case 5: - break; + } else { + _switch_on_release = false; } - return false; } bool -BarController::button_release (GdkEventButton* ev) +BarController::on_button_release_event (GdkEventButton* ev) { - drop_grab (); - - switch (ev->button) { - case 1: - if (switch_on_release) { - Glib::signal_idle().connect (mem_fun (*this, &BarController::switch_to_spinner)); - return true; - } - - if ((ev->state & (Keyboard::TertiaryModifier|Keyboard::PrimaryModifier)) == Keyboard::TertiaryModifier) { - adjustment.set_value (initial_value); - } else { - double scale; - - if ((ev->state & (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) == (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) { - scale = 0.01; - } else if (ev->state & Keyboard::PrimaryModifier) { - scale = 0.1; - } else { - scale = 1.0; - } - - mouse_control (ev->x, ev->window, scale); - } - break; - - case 2: - break; - - case 3: + if (get_child() != &_slider) { return false; - - default: - break; - } - - return true; -} - -bool -BarController::scroll (GdkEventScroll* ev) -{ - double scale; - - if ((ev->state & (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) == (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) { - scale = 0.01; - } else if (ev->state & Keyboard::PrimaryModifier) { - scale = 0.1; - } else { - scale = 1.0; } - - switch (ev->direction) { - case GDK_SCROLL_UP: - case GDK_SCROLL_RIGHT: - adjustment.set_value (adjustment.get_value() + (scale * adjustment.get_step_increment())); - break; - - case GDK_SCROLL_DOWN: - case GDK_SCROLL_LEFT: - adjustment.set_value (adjustment.get_value() - (scale * adjustment.get_step_increment())); - break; - } - - return true; -} - -bool -BarController::motion (GdkEventMotion* ev) -{ - double scale; - - if (!grabbed) { + if (ev->button == 1 && _switch_on_release) { + Glib::signal_idle().connect (mem_fun (*this, &BarController::switch_to_spinner)); return true; } - - if ((ev->state & (Keyboard::TertiaryModifier|Keyboard::PrimaryModifier)) == Keyboard::TertiaryModifier) { - return TRUE; - } - - if ((ev->state & (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) == (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) { - scale = 0.01; - } else if (ev->state & Keyboard::PrimaryModifier) { - scale = 0.1; - } else { - scale = 1.0; - } - - return mouse_control (ev->x, ev->window, scale); -} - -gint -BarController::mouse_control (double x, GdkWindow* window, double scaling) -{ - double fract = 0.0; - double delta; - - if (window != grab_window) { - grab_x = x; - grab_window = window; - return TRUE; - } - - delta = x - grab_x; - grab_x = x; - - switch (_style) { - case Line: - case Blob: - case LeftToRight: - case CenterOut: - fract = scaling * (delta / (darea.get_width() - 2)); - fract = min (1.0, fract); - fract = max (-1.0, fract); - adjustment.set_value (adjustment.get_value() + fract * (adjustment.get_upper() - adjustment.get_lower())); - break; - default: - fract = 0.0; - } - - - return TRUE; -} - -void -BarController::create_patterns () -{ - Glib::RefPtr win (darea.get_window()); - Cairo::RefPtr context = win->create_cairo_context(); - - Gdk::Color c = get_style()->get_fg (get_state()); - float r, g, b; - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - - float rheight = darea.get_height()-2; - - cairo_pattern_t* pat = cairo_pattern_create_linear (0.0, 0.0, 0.0, rheight); - cairo_pattern_add_color_stop_rgba (pat, 0, r*0.8,g*0.8,b*0.8, 1.0); - cairo_pattern_add_color_stop_rgba (pat, 1, r*0.6,g*0.6,b*0.6, 1.0); - Cairo::RefPtr p (new Cairo::Pattern (pat, false)); - pattern = p; - cairo_pattern_destroy(pat); - - pat = cairo_pattern_create_linear (0.0, 0.0, 0.0, rheight); - cairo_pattern_add_color_stop_rgba (pat, 0, 1,1,1,0.0); - cairo_pattern_add_color_stop_rgba (pat, 0.2, 1,1,1,0.3); - cairo_pattern_add_color_stop_rgba (pat, 0.5, 1,1,1,0.0); - cairo_pattern_add_color_stop_rgba (pat, 1, 1,1,1,0.0); - Cairo::RefPtr p2 (new Cairo::Pattern (pat, false)); - shine_pattern = p2; - cairo_pattern_destroy(pat); - -} - -bool -BarController::expose (GdkEventExpose* /*event*/) -{ - Glib::RefPtr win (darea.get_window()); - Cairo::RefPtr context = win->create_cairo_context(); - - if( !pattern ) - create_patterns(); - - Gdk::Color c; - Widget* parent; - gint x1=0, x2=0, y2=0; - gint w, h; - double fract, radius; - float r, g, b; - - fract = ((adjustment.get_value() - adjustment.get_lower()) / - (adjustment.get_upper() - adjustment.get_lower())); - - switch (_style) { - case Line: - w = darea.get_width() - 1; - h = darea.get_height(); - x1 = (gint) floor (w * fract); - x2 = x1; - y2 = h - 1; - - if (use_parent) { - parent = get_parent(); - - if (parent) { - c = parent->get_style()->get_fg (parent->get_state()); - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - context->set_source_rgb (r, g, b); - context->rectangle (0, 0, darea.get_width(), darea.get_height()); - context->fill (); - } - - } else { - - c = get_style()->get_bg (get_state()); - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - context->set_source_rgb (r, g, b); - context->rectangle (0, 0, darea.get_width() - ((darea.get_width()+1) % 2), darea.get_height()); - context->fill (); - } - - c = get_style()->get_fg (get_state()); - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - context->set_source_rgb (r, g, b); - context->move_to (x1, 0); - context->line_to (x1, h); - context->stroke (); - break; - - case Blob: - w = darea.get_width() - 1; - h = darea.get_height(); - x1 = (gint) floor (w * fract); - x2 = min (w-2,h-2); - - if (use_parent) { - parent = get_parent(); - - if (parent) { - c = parent->get_style()->get_fg (parent->get_state()); - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - context->set_source_rgb (r, g, b); - context->rectangle (0, 0, darea.get_width(), darea.get_height()); - context->fill (); - } - - } else { - - c = get_style()->get_bg (get_state()); - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - context->set_source_rgb (r, g, b); - context->rectangle (0, 0, darea.get_width() - ((darea.get_width()+1) % 2), darea.get_height()); - context->fill (); - } - - c = get_style()->get_fg (get_state()); - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - context->arc (x1, ((h-2)/2)-1, x2, 0, 2*M_PI); - break; - - case CenterOut: - w = darea.get_width(); - h = darea.get_height()-2; - if (use_parent) { - parent = get_parent(); - if (parent) { - c = parent->get_style()->get_fg (parent->get_state()); - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - context->set_source_rgb (r, g, b); - context->rectangle (0, 0, darea.get_width(), darea.get_height()); - context->fill (); - } - } else { - c = get_style()->get_bg (get_state()); - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - context->set_source_rgb (r, g, b); - context->rectangle (0, 0, darea.get_width(), darea.get_height()); - context->fill (); - } - c = get_style()->get_fg (get_state()); - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - x1 = (w/2) - ((w*fract)/2); // center, back up half the bar width - context->set_source_rgb (r, g, b); - context->rectangle (x1, 1, w*fract, h); - context->fill (); - break; - - case LeftToRight: - - w = darea.get_width() - 2; - h = darea.get_height() - 2; - - x2 = (gint) floor (w * fract); - y2 = h; - radius = 4; - if (x2 < 8) x2 = 8; - - /* border */ - - context->set_source_rgb (0,0,0); - cairo_rectangle (context->cobj(), 0, 0, darea.get_width(), darea.get_height()); - context->fill (); - - /* draw active box */ - - context->set_source (pattern); - rounded_rectangle (context, 1, 1, x2, y2, radius-1.5); - context->fill (); - -// context->set_source (shine_pattern); -// rounded_rectangle (context, 2, 3, x2-2, y2-8, radius-2); -// context->fill (); - break; - - case RightToLeft: - break; - case TopToBottom: - break; - case BottomToTop: - break; - } - - /* draw label */ - - double xpos = -1; - std::string const label = get_label (xpos); - - if (!label.empty()) { - - layout->set_text (label); - - int width, height, x; - layout->get_pixel_size (width, height); - - if (xpos == -1) { - x = max (3, 1 + (x2 - (width/2))); - x = min (darea.get_width() - width - 3, (int) lrint (xpos)); - } else { - x = lrint (darea.get_width() * xpos); - } - - c = get_style()->get_text (get_state()); - r = c.get_red_p (); - g = c.get_green_p (); - b = c.get_blue_p (); - context->set_source_rgb (r, g, b); - context->move_to (x, (darea.get_height()/2) - (height/2)); - layout->show_in_cairo_context (context); - } - - return true; + return false; } void -BarController::set_style (barStyle s) +BarController::on_style_changed (const Glib::RefPtr&) { - _style = s; - darea.queue_draw (); + _slider.set_name (get_name()); } gint BarController::switch_to_bar () { - if (switching) { + if (_switching || get_child() == &_slider) { return FALSE; } - - switching = true; - - if (get_child() == &darea) { - return FALSE; - } - + _switching = true; remove (); - add (darea); - darea.show (); - - switching = false; - + add (_slider); + _slider.show (); + _slider.queue_draw (); + _switching = false; SpinnerActive (false); /* EMIT SIGNAL */ - return FALSE; } gint BarController::switch_to_spinner () { - if (switching) { + if (_switching || get_child() != &_slider) { return FALSE; } - switching = true; - - if (get_child() == &spinner) { - return FALSE; + _switching = true; + Gtk::SpinButton& spinner = _slider.get_spin_button(); + if (spinner.get_parent()) { + spinner.get_parent()->remove(spinner); } - remove (); add (spinner); spinner.show (); spinner.select_region (0, spinner.get_text_length()); spinner.grab_focus (); - - switching = false; - + _switching = false; SpinnerActive (true); /* EMIT SIGNAL */ - return FALSE; } @@ -570,94 +154,15 @@ BarController::entry_focus_out (GdkEventFocus* /*ev*/) } void -BarController::set_use_parent (bool yn) +BarController::before_expose () { - use_parent = yn; - queue_draw (); + double xpos = -1; + _slider.set_text (get_label (xpos), false, false); } void BarController::set_sensitive (bool yn) { - Frame::set_sensitive (yn); - darea.set_sensitive (yn); -} - -/* - This is called when we need to update the adjustment with the value - from the spinner's text entry. - - We need to use Gtk::Entry::get_text to avoid recursive nastiness :) - - If we're not in logarithmic mode we can return false to use the - default conversion. - - In theory we should check for conversion errors but set numeric - mode to true on the spinner prevents invalid input. -*/ -int -BarController::entry_input (double* new_value) -{ - if (!logarithmic) { - return false; - } - - // extract a double from the string and take its log - Entry *entry = dynamic_cast(&spinner); - double value; - - { - // Switch to user's preferred locale so that - // if they use different LC_NUMERIC conventions, - // we will honor them. - - PBD::LocaleGuard lg (""); - sscanf (entry->get_text().c_str(), "%lf", &value); - } - - *new_value = log(value); - - return true; -} - -/* - This is called when we need to update the spinner's text entry - with the value of the adjustment. - - We need to use Gtk::Entry::set_text to avoid recursive nastiness :) - - If we're not in logarithmic mode we can return false to use the - default conversion. -*/ -bool -BarController::entry_output () -{ - if (!logarithmic) { - return false; - } - - // generate the exponential and turn it into a string - // convert to correct locale. - - stringstream stream; - string str; - - char buf[128]; - - { - // Switch to user's preferred locale so that - // if they use different LC_NUMERIC conventions, - // we will honor them. - - PBD::LocaleGuard lg (""); - snprintf (buf, sizeof (buf), "%g", exp (spinner.get_adjustment()->get_value())); - } - - Entry *entry = dynamic_cast(&spinner); - entry->set_text(buf); - - return true; + Alignment::set_sensitive (yn); + _slider.set_sensitive (yn); } - - -