diff options
author | Robin Gareus <robin@gareus.org> | 2014-09-02 05:09:51 +0200 |
---|---|---|
committer | Robin Gareus <robin@gareus.org> | 2014-09-02 05:14:19 +0200 |
commit | efb03f4596df0913e2600fdafa02fb258552464c (patch) | |
tree | 573061e457a000da703d3026de5b5821b75e9beb /libs/gtkmm2ext/barcontroller.cc | |
parent | 41ccf6a806febdb1d9ce9f8f5bd64cdfb56a0301 (diff) |
unify BarController with Slider/Pixfader.
Diffstat (limited to 'libs/gtkmm2ext/barcontroller.cc')
-rw-r--r-- | libs/gtkmm2ext/barcontroller.cc | 491 |
1 files changed, 49 insertions, 442 deletions
diff --git a/libs/gtkmm2ext/barcontroller.cc b/libs/gtkmm2ext/barcontroller.cc index 2b9aba1016..5e715c6a28 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 <string> @@ -40,54 +38,31 @@ using namespace Gtk; using namespace Gtkmm2ext; BarController::BarController (Gtk::Adjustment& adj, - boost::shared_ptr<PBD::Controllable> mc) - - : adjustment (adj) - , binding_proxy (mc) - , spinner (adjustment) - , _hovering (false) -{ - _style = LeftToRight; - grabbed = false; - switching = false; - switch_on_release = false; - use_parent = false; - logarithmic = false; - - layout = darea.create_pango_layout(""); + boost::shared_ptr<PBD::Controllable> mc) + : _slider (&adj, 60, 16) + , _logarithmic (false) + , _switching (false) + , _switch_on_release (false) +{ + add_events (Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK); set (.5, .5, 1.0, 1.0); - set_border_width(0); - - 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)); + set_border_width (0); + _slider.set_controllable (mc); - 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); - - 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)); - darea.signal_enter_notify_event().connect (mem_fun (*this, &BarController::on_enter_notify_event)); - darea.signal_leave_notify_event().connect (mem_fun (*this, &BarController::on_leave_notify_event)); + _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)); + 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 (); } @@ -96,435 +71,68 @@ BarController::~BarController () } bool -BarController::on_enter_notify_event (GdkEventCrossing*) -{ - _hovering = true; - Keyboard::magic_widget_grab_focus (); - queue_draw (); - return false; -} - -bool -BarController::on_leave_notify_event (GdkEventCrossing*) -{ - _hovering = false; - Keyboard::magic_widget_drop_focus(); - queue_draw (); - return false; -} - -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; -} - -Gdk::Color -BarController::get_parent_bg () -{ - Widget* parent; - - parent = get_parent (); - - while (parent) { - static const char* has_cairo_widget_background_info = "has_cairo_widget_background_info"; - void* p = g_object_get_data (G_OBJECT(parent->gobj()), has_cairo_widget_background_info); - - if (p) { - Glib::RefPtr<Gtk::Style> style = parent->get_style(); - return style->get_bg (get_state()); - } - - if (!parent->get_has_window()) { - parent = parent->get_parent(); - } else { - break; - } - } - - if (parent && parent->get_has_window()) { - return parent->get_style ()->get_bg (parent->get_state()); - } - - return get_style ()->get_bg (get_state()); -} - -bool -BarController::expose (GdkEventExpose* /*event*/) -{ - Glib::RefPtr<Gdk::Window> win (darea.get_window()); - Cairo::RefPtr<Cairo::Context> context = win->create_cairo_context(); - cairo_t* cr = context->cobj(); - - Gdk::Color fg_col = get_style()->get_fg (get_state()); - - double fract = ((adjustment.get_value() - adjustment.get_lower()) / - (adjustment.get_upper() - adjustment.get_lower())); - - gint w = darea.get_width() ; - gint h = darea.get_height(); - gint bar_start, bar_width; - double radius = 4; - - switch (_style) { - case Line: - bar_start = (gint) floor ((w-1) * fract); - bar_width = 1; - break; - - case Blob: - // ???? - break; - - case CenterOut: - bar_width = (w*fract); - bar_start = (w/2) - bar_width/2; // center, back up half the bar width - break; - - case LeftToRight: - bar_start = 1; - bar_width = floor((w-2)*fract); - - break; - - case RightToLeft: - break; - case TopToBottom: - break; - case BottomToTop: - break; - } - - //fill in the bg rect ... - Gdk::Color c = get_parent_bg(); //get_style()->get_bg (Gtk::STATE_PRELIGHT); //why prelight? Shouldn't we be using the parent's color? maybe get_parent_bg ? - CairoWidget::set_source_rgb_a (cr, c); - cairo_rectangle (cr, 0, 0, w, h); - cairo_fill(cr); - - //"slot" - cairo_set_source_rgba (cr, 0.17, 0.17, 0.17, 1.0); - Gtkmm2ext::rounded_rectangle (cr, 1, 1, w-2, h-2, radius-0.5); - cairo_fill(cr); - - //mask off the corners - Gtkmm2ext::rounded_rectangle (cr, 1, 1, w-2, h-2, radius-0.5); - cairo_clip(cr); - - //background gradient - if ( !CairoWidget::flat_buttons() ) { - cairo_pattern_t *bg_gradient = cairo_pattern_create_linear (0.0, 0.0, 0, h); - cairo_pattern_add_color_stop_rgba (bg_gradient, 0, 0, 0, 0, 0.4); - cairo_pattern_add_color_stop_rgba (bg_gradient, 0.2, 0, 0, 0, 0.2); - cairo_pattern_add_color_stop_rgba (bg_gradient, 1, 0, 0, 0, 0.0); - cairo_set_source (cr, bg_gradient); - Gtkmm2ext::rounded_rectangle (cr, 1, 1, w-2, h-2, radius-1.5); - cairo_fill (cr); - cairo_pattern_destroy(bg_gradient); - } - - //fg color - CairoWidget::set_source_rgb_a (cr, fg_col, 1.0); - Gtkmm2ext::rounded_rectangle (cr, bar_start, 1, bar_width, h-2, radius - 1.5); - cairo_fill(cr); - - //fg gradient - if (!CairoWidget::flat_buttons() ) { - cairo_pattern_t * fg_gradient = cairo_pattern_create_linear (0.0, 0.0, 0, h); - cairo_pattern_add_color_stop_rgba (fg_gradient, 0, 0, 0, 0, 0.0); - cairo_pattern_add_color_stop_rgba (fg_gradient, 0.1, 0, 0, 0, 0.0); - cairo_pattern_add_color_stop_rgba (fg_gradient, 1, 0, 0, 0, 0.3); - cairo_set_source (cr, fg_gradient); - Gtkmm2ext::rounded_rectangle (cr, bar_start, 1, bar_width, h-2, radius - 1.5); - cairo_fill (cr); - cairo_pattern_destroy(fg_gradient); - } - - cairo_reset_clip(cr); - - //black border - cairo_set_line_width (cr, 1.0); - cairo_set_source_rgba (cr, 0, 0, 0, 1.0); - Gtkmm2ext::rounded_rectangle (cr, 0.5, 0.5, w-1, h-1, radius); - cairo_stroke(cr); - - /* draw the unity-position line if it's not at either end*/ -/* if (unity_loc > 0) { - context->set_line_width (1); - cairo_set_source_rgba (cr, 1,1,1, 1.0); - if ( _orien == VERT) { - if (unity_loc < h ) { - context->move_to (2.5, unity_loc + radius + .5); - context->line_to (girth-2.5, unity_loc + radius + .5); - context->stroke (); - } - } else { - if ( unity_loc < w ){ - context->move_to (unity_loc - radius + .5, 3.5); - context->line_to (unity_loc - radius + .5, girth-3.5); - context->stroke (); - } - } - }*/ - - if (!darea.get_sensitive()) { - rounded_rectangle (context, 0, 0, darea.get_width(), darea.get_height(), 3); - context->set_source_rgba (0.505, 0.517, 0.525, 0.6); - context->fill (); - } else if (_hovering) { - Gtkmm2ext::rounded_rectangle (cr, 1, 1, w-2, h-2, radius); - cairo_set_source_rgba (cr, 0.905, 0.917, 0.925, 0.1); - cairo_fill (cr); - } - - /* draw label */ - - double xpos = -1; - std::string const label = get_label (xpos); - if (!label.empty()) { - - int twidth, theight; - layout->set_text (label); - layout->get_pixel_size (twidth, theight); - - if (fract > 0.5) { - cairo_set_source_rgba (cr, 0.17, 0.17, 0.17, 1.0); - context->move_to ( 5, (darea.get_height()/2) - (theight/2)); - } else { - c = get_style()->get_text (get_state()); - CairoWidget::set_source_rgb_a (cr, c, 0.7); - context->move_to ( w-twidth-5, (darea.get_height()/2) - (theight/2)); - } - layout->show_in_cairo_context (context); - } - - return true; -} - -void -BarController::set_style (barStyle s) -{ - _style = s; - darea.queue_draw (); + return false; } gint BarController::switch_to_bar () { - if (switching) { - return FALSE; - } - - switching = true; - - if (get_child() == &darea) { + if (_switching || get_child() == &_slider) { 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; } @@ -542,17 +150,17 @@ 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); } void BarController::set_sensitive (bool yn) { Alignment::set_sensitive (yn); - darea.set_sensitive (yn); + _slider.set_sensitive (yn); } /* @@ -570,11 +178,12 @@ BarController::set_sensitive (bool yn) int BarController::entry_input (double* new_value) { - if (!logarithmic) { + if (!_logarithmic) { return false; } // extract a double from the string and take its log + Gtk::SpinButton& spinner = _slider.get_spin_button(); Entry *entry = dynamic_cast<Entry *>(&spinner); double value; @@ -604,18 +213,19 @@ BarController::entry_input (double* new_value) bool BarController::entry_output () { - if (!logarithmic) { + if (!_logarithmic) { return false; } + char buf[128]; + Gtk::SpinButton& spinner = _slider.get_spin_button(); + // 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, @@ -630,6 +240,3 @@ BarController::entry_output () return true; } - - - |