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>
#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<PBD::Controllable> 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<PBD::Controllable> 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<Gdk::Window> win (darea.get_window());
- Cairo::RefPtr<Cairo::Context> 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<Cairo::Pattern> 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<Cairo::Pattern> p2 (new Cairo::Pattern (pat, false));
- shine_pattern = p2;
- cairo_pattern_destroy(pat);
-
-}
-
-bool
-BarController::expose (GdkEventExpose* /*event*/)
-{
- Glib::RefPtr<Gdk::Window> win (darea.get_window());
- Cairo::RefPtr<Cairo::Context> 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<Gtk::Style>&)
{
- _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;
}
}
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<Entry *>(&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<Entry *>(&spinner);
- entry->set_text(buf);
-
- return true;
+ Alignment::set_sensitive (yn);
+ _slider.set_sensitive (yn);
}
-
-
-
projects / ardour.git / blobdiff