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Diffstat (limited to 'libs/gtkmm2ext/pixfader.cc')
-rw-r--r-- | libs/gtkmm2ext/pixfader.cc | 745 |
1 files changed, 0 insertions, 745 deletions
diff --git a/libs/gtkmm2ext/pixfader.cc b/libs/gtkmm2ext/pixfader.cc deleted file mode 100644 index 23510e824e..0000000000 --- a/libs/gtkmm2ext/pixfader.cc +++ /dev/null @@ -1,745 +0,0 @@ -/* - Copyright (C) 2006 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. - - $Id: fastmeter.h 570 2006-06-07 21:21:21Z sampo $ -*/ - - -#include <iostream> -#include <assert.h> - -#include "pbd/stacktrace.h" - -#include "gtkmm2ext/cairo_widget.h" -#include "gtkmm2ext/keyboard.h" -#include "gtkmm2ext/pixfader.h" -#include "gtkmm2ext/utils.h" - -using namespace Gtkmm2ext; -using namespace Gtk; -using namespace std; - -#define CORNER_RADIUS 2.5 -#define CORNER_SIZE 2 -#define CORNER_OFFSET 1 -#define FADER_RESERVE 6 - -std::list<PixFader::FaderImage*> PixFader::_patterns; - -PixFader::PixFader (Gtk::Adjustment& adj, int orientation, int fader_length, int fader_girth) - : _layout (0) - , _tweaks (Tweaks(0)) - , _adjustment (adj) - , _text_width (0) - , _text_height (0) - , _span (fader_length) - , _girth (fader_girth) - , _min_span (fader_length) - , _min_girth (fader_girth) - , _orien (orientation) - , _pattern (0) - , _hovering (false) - , _dragging (false) - , _centered_text (true) - , _current_parent (0) -{ - _default_value = _adjustment.get_value(); - update_unity_position (); - - add_events ( - Gdk::BUTTON_PRESS_MASK - | Gdk::BUTTON_RELEASE_MASK - | Gdk::POINTER_MOTION_MASK - | Gdk::SCROLL_MASK - | Gdk::ENTER_NOTIFY_MASK - | Gdk::LEAVE_NOTIFY_MASK - ); - - _adjustment.signal_value_changed().connect (mem_fun (*this, &PixFader::adjustment_changed)); - _adjustment.signal_changed().connect (mem_fun (*this, &PixFader::adjustment_changed)); - signal_grab_broken_event ().connect (mem_fun (*this, &PixFader::on_grab_broken_event)); - if (_orien == VERT) { - CairoWidget::set_size_request(_girth, _span); - } else { - CairoWidget::set_size_request(_span, _girth); - } -} - -PixFader::~PixFader () -{ - if (_parent_style_change) _parent_style_change.disconnect(); - if (_layout) _layout.clear (); // drop reference to existing layout -} - -void -PixFader::flush_pattern_cache () { - for (list<FaderImage*>::iterator f = _patterns.begin(); f != _patterns.end(); ++f) { - cairo_pattern_destroy ((*f)->pattern); - } - _patterns.clear(); -} - - -cairo_pattern_t* -PixFader::find_pattern (double afr, double afg, double afb, - double abr, double abg, double abb, - int w, int h) -{ - for (list<FaderImage*>::iterator f = _patterns.begin(); f != _patterns.end(); ++f) { - if ((*f)->matches (afr, afg, afb, abr, abg, abb, w, h)) { - return (*f)->pattern; - } - } - return 0; -} - -void -PixFader::create_patterns () -{ - Gdk::Color c = get_style()->get_fg (get_state()); - float fr, fg, fb; - float br, bg, bb; - - fr = c.get_red_p (); - fg = c.get_green_p (); - fb = c.get_blue_p (); - - c = get_style()->get_bg (get_state()); - - br = c.get_red_p (); - bg = c.get_green_p (); - bb = c.get_blue_p (); - - cairo_surface_t* surface; - cairo_t* tc = 0; - - if (get_width() <= 1 || get_height() <= 1) { - return; - } - - if ((_pattern = find_pattern (fr, fg, fb, br, bg, bb, get_width(), get_height())) != 0) { - /* found it - use it */ - return; - } - - if (_orien == VERT) { - - surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, get_width(), get_height() * 2.0); - tc = cairo_create (surface); - - /* paint background + border */ - - cairo_pattern_t* shade_pattern = cairo_pattern_create_linear (0.0, 0.0, get_width(), 0); - cairo_pattern_add_color_stop_rgba (shade_pattern, 0, br*0.4,bg*0.4,bb*0.4, 1.0); - cairo_pattern_add_color_stop_rgba (shade_pattern, 0.25, br*0.6,bg*0.6,bb*0.6, 1.0); - cairo_pattern_add_color_stop_rgba (shade_pattern, 1, br*0.8,bg*0.8,bb*0.8, 1.0); - cairo_set_source (tc, shade_pattern); - cairo_rectangle (tc, 0, 0, get_width(), get_height() * 2.0); - cairo_fill (tc); - - cairo_pattern_destroy (shade_pattern); - - /* paint lower shade */ - - shade_pattern = cairo_pattern_create_linear (0.0, 0.0, get_width() - 2 - CORNER_OFFSET , 0); - cairo_pattern_add_color_stop_rgba (shade_pattern, 0, fr*0.8,fg*0.8,fb*0.8, 1.0); - cairo_pattern_add_color_stop_rgba (shade_pattern, 1, fr*0.6,fg*0.6,fb*0.6, 1.0); - cairo_set_source (tc, shade_pattern); - Gtkmm2ext::rounded_top_half_rectangle (tc, CORNER_OFFSET, get_height() + CORNER_OFFSET, - get_width() - CORNER_SIZE, get_height(), CORNER_RADIUS); - cairo_fill (tc); - - cairo_pattern_destroy (shade_pattern); - - _pattern = cairo_pattern_create_for_surface (surface); - - } else { - - surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, get_width() * 2.0, get_height()); - tc = cairo_create (surface); - - /* paint right shade (background section)*/ - - cairo_pattern_t* shade_pattern = cairo_pattern_create_linear (0.0, 0.0, 0.0, get_height()); - cairo_pattern_add_color_stop_rgba (shade_pattern, 0, br*0.4,bg*0.4,bb*0.4, 1.0); - cairo_pattern_add_color_stop_rgba (shade_pattern, 0.25, br*0.6,bg*0.6,bb*0.6, 1.0); - cairo_pattern_add_color_stop_rgba (shade_pattern, 1, br*0.8,bg*0.8,bb*0.8, 1.0); - cairo_set_source (tc, shade_pattern); - cairo_rectangle (tc, 0, 0, get_width() * 2.0, get_height()); - cairo_fill (tc); - - /* paint left shade (active section/foreground) */ - - shade_pattern = cairo_pattern_create_linear (0.0, 0.0, 0.0, get_height()); - cairo_pattern_add_color_stop_rgba (shade_pattern, 0, fr*0.8,fg*0.8,fb*0.8, 1.0); - cairo_pattern_add_color_stop_rgba (shade_pattern, 1, fr*0.6,fg*0.6,fb*0.6, 1.0); - cairo_set_source (tc, shade_pattern); - Gtkmm2ext::rounded_right_half_rectangle (tc, CORNER_OFFSET, CORNER_OFFSET, - get_width() - CORNER_OFFSET, get_height() - CORNER_SIZE, CORNER_RADIUS); - cairo_fill (tc); - cairo_pattern_destroy (shade_pattern); - - _pattern = cairo_pattern_create_for_surface (surface); - } - - /* cache it for others to use */ - - _patterns.push_back (new FaderImage (_pattern, fr, fg, fb, br, bg, bb, get_width(), get_height())); - - cairo_destroy (tc); - cairo_surface_destroy (surface); -} - -void -PixFader::render (Cairo::RefPtr<Cairo::Context> const& ctx, cairo_rectangle_t* area) -{ - cairo_t* cr = ctx->cobj(); - - if (!_pattern) { - create_patterns(); - } - - if (!_pattern) { - /* this isn't supposed to be happen, but some wackiness whereby - * the pixfader ends up with a 1xN or Nx1 size allocation - * leads to it. the basic wackiness needs fixing but we - * shouldn't crash. just fill in the expose area with - * our bg color. - */ - - CairoWidget::set_source_rgb_a (cr, get_style()->get_bg (get_state()), 1); - cairo_rectangle (cr, area->x, area->y, area->width, area->height); - cairo_fill (cr); - return; - } - - OnExpose(); - int ds = display_span (); - const float w = get_width(); - const float h = get_height(); - - CairoWidget::set_source_rgb_a (cr, get_parent_bg(), 1); - cairo_rectangle (cr, 0, 0, w, h); - cairo_fill(cr); - - cairo_set_line_width (cr, 2); - cairo_set_source_rgba (cr, 0, 0, 0, 1.0); - - cairo_matrix_t matrix; - Gtkmm2ext::rounded_rectangle (cr, CORNER_OFFSET, CORNER_OFFSET, w-CORNER_SIZE, h-CORNER_SIZE, CORNER_RADIUS); - // we use a 'trick' here: The stoke is off by .5px but filling the interior area - // after a stroke of 2px width results in an outline of 1px - cairo_stroke_preserve(cr); - - if (_orien == VERT) { - - if (ds > h - FADER_RESERVE - CORNER_OFFSET) { - ds = h - FADER_RESERVE - CORNER_OFFSET; - } - - if (!CairoWidget::flat_buttons() ) { - cairo_set_source (cr, _pattern); - cairo_matrix_init_translate (&matrix, 0, (h - ds)); - cairo_pattern_set_matrix (_pattern, &matrix); - } else { - CairoWidget::set_source_rgb_a (cr, get_style()->get_bg (get_state()), 1); - cairo_fill (cr); - CairoWidget::set_source_rgb_a (cr, get_style()->get_fg (get_state()), 1); - Gtkmm2ext::rounded_rectangle (cr, CORNER_OFFSET, ds + CORNER_OFFSET, - w - CORNER_SIZE, h - ds - CORNER_SIZE, CORNER_RADIUS); - } - cairo_fill (cr); - - } else { - - if (ds < FADER_RESERVE) { - ds = FADER_RESERVE; - } - assert(ds <= w); - - /* - * if ds == w, the pattern does not need to be translated - * if ds == 0 (or FADER_RESERVE), the pattern needs to be moved - * w to the left, which is -w in pattern space, and w in user space - * if ds == 10, then the pattern needs to be moved w - 10 - * to the left, which is -(w-10) in pattern space, which - * is (w - 10) in user space - * thus: translation = (w - ds) - */ - - if (!CairoWidget::flat_buttons() ) { - cairo_set_source (cr, _pattern); - cairo_matrix_init_translate (&matrix, w - ds, 0); - cairo_pattern_set_matrix (_pattern, &matrix); - } else { - CairoWidget::set_source_rgb_a (cr, get_style()->get_bg (get_state()), 1); - cairo_fill (cr); - CairoWidget::set_source_rgb_a (cr, get_style()->get_fg (get_state()), 1); - Gtkmm2ext::rounded_rectangle (cr, CORNER_OFFSET, CORNER_OFFSET, - ds - CORNER_SIZE, h - CORNER_SIZE, CORNER_RADIUS); - } - cairo_fill (cr); - } - - /* draw the unity-position line if it's not at either end*/ - if (!(_tweaks & NoShowUnityLine) && _unity_loc > CORNER_RADIUS) { - cairo_set_line_width(cr, 1); - cairo_set_line_cap(cr, CAIRO_LINE_CAP_ROUND); - Gdk::Color c = get_style()->get_fg (Gtk::STATE_ACTIVE); - cairo_set_source_rgba (cr, c.get_red_p() * 1.5, c.get_green_p() * 1.5, c.get_blue_p() * 1.5, 0.85); - if (_orien == VERT) { - if (_unity_loc < h - CORNER_RADIUS) { - cairo_move_to (cr, 1.5, _unity_loc + CORNER_OFFSET + .5); - cairo_line_to (cr, _girth - 1.5, _unity_loc + CORNER_OFFSET + .5); - cairo_stroke (cr); - } - } else { - if (_unity_loc < w - CORNER_RADIUS) { - cairo_move_to (cr, _unity_loc - CORNER_OFFSET + .5, 1.5); - cairo_line_to (cr, _unity_loc - CORNER_OFFSET + .5, _girth - 1.5); - cairo_stroke (cr); - } - } - } - - if (_layout && !_text.empty() && _orien == HORIZ) { - cairo_save (cr); - if (_centered_text) { - /* center text */ - cairo_move_to (cr, (w - _text_width)/2.0, h/2.0 - _text_height/2.0); - } else if (ds > .5 * w) { - cairo_move_to (cr, CORNER_OFFSET + 3, h/2.0 - _text_height/2.0); - cairo_set_operator(cr, CAIRO_OPERATOR_XOR); - } else { - cairo_move_to (cr, w - _text_width - CORNER_OFFSET - 3, h/2.0 - _text_height/2.0); - } - CairoWidget::set_source_rgb_a (cr, get_style()->get_text (get_state()), 1); - pango_cairo_show_layout (cr, _layout->gobj()); - cairo_restore (cr); - } - - if (!get_sensitive()) { - Gtkmm2ext::rounded_rectangle (cr, CORNER_OFFSET, CORNER_OFFSET, w-CORNER_SIZE, h-CORNER_SIZE, CORNER_RADIUS); - cairo_set_source_rgba (cr, 0.505, 0.517, 0.525, 0.4); - cairo_fill (cr); - } else if (_hovering && CairoWidget::widget_prelight()) { - Gtkmm2ext::rounded_rectangle (cr, CORNER_OFFSET, CORNER_OFFSET, w-CORNER_SIZE, h-CORNER_SIZE, CORNER_RADIUS); - cairo_set_source_rgba (cr, 0.905, 0.917, 0.925, 0.1); - cairo_fill (cr); - } -} - -void -PixFader::on_size_request (GtkRequisition* req) -{ - if (_orien == VERT) { - req->width = (_min_girth ? _min_girth : -1); - req->height = (_min_span ? _min_span : -1); - } else { - req->height = (_min_girth ? _min_girth : -1); - req->width = (_min_span ? _min_span : -1); - } -} - -void -PixFader::on_size_allocate (Gtk::Allocation& alloc) -{ - int old_girth = _girth; - int old_span = _span; - - CairoWidget::on_size_allocate(alloc); - - if (_orien == VERT) { - _girth = alloc.get_width (); - _span = alloc.get_height (); - } else { - _girth = alloc.get_height (); - _span = alloc.get_width (); - } - - if (is_realized() && ((old_girth != _girth) || (old_span != _span))) { - /* recreate patterns in case we've changed size */ - create_patterns (); - } - - update_unity_position (); -} - -bool -PixFader::on_grab_broken_event (GdkEventGrabBroken* ev) -{ - if (_dragging) { - remove_modal_grab(); - _dragging = false; - gdk_pointer_ungrab (GDK_CURRENT_TIME); - StopGesture (); - } - return (_tweaks & NoButtonForward) ? true : false; -} - -bool -PixFader::on_button_press_event (GdkEventButton* ev) -{ - if (ev->type != GDK_BUTTON_PRESS) { - if (_dragging) { - remove_modal_grab(); - _dragging = false; - gdk_pointer_ungrab (GDK_CURRENT_TIME); - StopGesture (); - } - return (_tweaks & NoButtonForward) ? true : false; - } - - if (ev->button != 1 && ev->button != 2) { - return false; - } - - add_modal_grab (); - StartGesture (); - _grab_loc = (_orien == VERT) ? ev->y : ev->x; - _grab_start = (_orien == VERT) ? ev->y : ev->x; - _grab_window = ev->window; - _dragging = true; - gdk_pointer_grab(ev->window,false, - GdkEventMask( Gdk::POINTER_MOTION_MASK | Gdk::BUTTON_PRESS_MASK |Gdk::BUTTON_RELEASE_MASK), - NULL,NULL,ev->time); - - if (ev->button == 2) { - set_adjustment_from_event (ev); - } - - return (_tweaks & NoButtonForward) ? true : false; -} - -bool -PixFader::on_button_release_event (GdkEventButton* ev) -{ - double ev_pos = (_orien == VERT) ? ev->y : ev->x; - - switch (ev->button) { - case 1: - if (_dragging) { - remove_modal_grab(); - _dragging = false; - gdk_pointer_ungrab (GDK_CURRENT_TIME); - StopGesture (); - - if (!_hovering) { - if (!(_tweaks & NoVerticalScroll)) { - Keyboard::magic_widget_drop_focus(); - } - queue_draw (); - } - - if (ev_pos == _grab_start) { - /* no motion - just a click */ - ev_pos = rint(ev_pos); - - if (ev->state & Keyboard::TertiaryModifier) { - _adjustment.set_value (_default_value); - } else if (ev->state & Keyboard::GainFineScaleModifier) { - _adjustment.set_value (_adjustment.get_lower()); -#if 0 // ignore clicks - } else if (ev_pos == slider_pos) { - ; // click on current position, no move. - } else if ((_orien == VERT && ev_pos < slider_pos) || (_orien == HORIZ && ev_pos > slider_pos)) { - /* above the current display height, remember X Window coords */ - _adjustment.set_value (_adjustment.get_value() + _adjustment.get_step_increment()); - } else { - _adjustment.set_value (_adjustment.get_value() - _adjustment.get_step_increment()); -#endif - } - } - return true; - } - break; - - case 2: - if (_dragging) { - remove_modal_grab(); - _dragging = false; - StopGesture (); - set_adjustment_from_event (ev); - gdk_pointer_ungrab (GDK_CURRENT_TIME); - return true; - } - break; - - default: - break; - } - return false; -} - -bool -PixFader::on_scroll_event (GdkEventScroll* ev) -{ - double scale; - bool ret = false; - - if (ev->state & Keyboard::GainFineScaleModifier) { - if (ev->state & Keyboard::GainExtraFineScaleModifier) { - scale = 0.005; - } else { - scale = 0.1; - } - } else { - scale = 1.0; - } - - if (_orien == VERT) { - switch (ev->direction) { - case GDK_SCROLL_UP: - _adjustment.set_value (_adjustment.get_value() + (_adjustment.get_page_increment() * scale)); - ret = true; - break; - case GDK_SCROLL_DOWN: - _adjustment.set_value (_adjustment.get_value() - (_adjustment.get_page_increment() * scale)); - ret = true; - break; - default: - break; - } - } else { - int dir = ev->direction; - - if (ev->state & Keyboard::ScrollHorizontalModifier || !(_tweaks & NoVerticalScroll)) { - if (ev->direction == GDK_SCROLL_UP) dir = GDK_SCROLL_RIGHT; - if (ev->direction == GDK_SCROLL_DOWN) dir = GDK_SCROLL_LEFT; - } - - switch (dir) { - case GDK_SCROLL_RIGHT: - _adjustment.set_value (_adjustment.get_value() + (_adjustment.get_page_increment() * scale)); - ret = true; - break; - case GDK_SCROLL_LEFT: - _adjustment.set_value (_adjustment.get_value() - (_adjustment.get_page_increment() * scale)); - ret = true; - break; - default: - break; - } - } - return ret; -} - -bool -PixFader::on_motion_notify_event (GdkEventMotion* ev) -{ - if (_dragging) { - double scale = 1.0; - double const ev_pos = (_orien == VERT) ? ev->y : ev->x; - - if (ev->window != _grab_window) { - _grab_loc = ev_pos; - _grab_window = ev->window; - return true; - } - - if (ev->state & Keyboard::GainFineScaleModifier) { - if (ev->state & Keyboard::GainExtraFineScaleModifier) { - scale = 0.005; - } else { - scale = 0.1; - } - } - - double const delta = ev_pos - _grab_loc; - _grab_loc = ev_pos; - - const double off = FADER_RESERVE + ((_orien == VERT) ? CORNER_OFFSET : 0); - const double span = _span - off; - double fract = (delta / span); - - fract = min (1.0, fract); - fract = max (-1.0, fract); - - // X Window is top->bottom for 0..Y - - if (_orien == VERT) { - fract = -fract; - } - - _adjustment.set_value (_adjustment.get_value() + scale * fract * (_adjustment.get_upper() - _adjustment.get_lower())); - } - - return true; -} - -void -PixFader::adjustment_changed () -{ - queue_draw (); -} - -/** @return pixel offset of the current value from the right or bottom of the fader */ -int -PixFader::display_span () -{ - float fract = (_adjustment.get_value () - _adjustment.get_lower()) / ((_adjustment.get_upper() - _adjustment.get_lower())); - int ds; - if (_orien == VERT) { - const double off = FADER_RESERVE + CORNER_OFFSET; - const double span = _span - off; - ds = (int)rint (span * (1.0 - fract)); - } else { - const double off = FADER_RESERVE; - const double span = _span - off; - ds = (int)rint (span * fract + off); - } - - return ds; -} - -void -PixFader::update_unity_position () -{ - if (_orien == VERT) { - const double span = _span - FADER_RESERVE - CORNER_OFFSET; - _unity_loc = (int) rint (span * (1 - ((_default_value - _adjustment.get_lower()) / (_adjustment.get_upper() - _adjustment.get_lower())))) - 1; - } else { - const double span = _span - FADER_RESERVE; - _unity_loc = (int) rint (FADER_RESERVE + (_default_value - _adjustment.get_lower()) * span / (_adjustment.get_upper() - _adjustment.get_lower())); - } - - queue_draw (); -} - -bool -PixFader::on_enter_notify_event (GdkEventCrossing*) -{ - _hovering = true; - if (!(_tweaks & NoVerticalScroll)) { - Keyboard::magic_widget_grab_focus (); - } - queue_draw (); - return false; -} - -bool -PixFader::on_leave_notify_event (GdkEventCrossing*) -{ - if (!_dragging) { - _hovering = false; - if (!(_tweaks & NoVerticalScroll)) { - Keyboard::magic_widget_drop_focus(); - } - queue_draw (); - } - return false; -} - -void -PixFader::set_adjustment_from_event (GdkEventButton* ev) -{ - const double off = FADER_RESERVE + ((_orien == VERT) ? CORNER_OFFSET : 0); - const double span = _span - off; - double fract = (_orien == VERT) ? (1.0 - ((ev->y - off) / span)) : ((ev->x - off) / span); - - fract = min (1.0, fract); - fract = max (0.0, fract); - - _adjustment.set_value (fract * (_adjustment.get_upper () - _adjustment.get_lower ())); -} - -void -PixFader::set_default_value (float d) -{ - _default_value = d; - update_unity_position (); -} - -void -PixFader::set_tweaks (Tweaks t) -{ - bool need_redraw = false; - if ((_tweaks & NoShowUnityLine) ^ (t & NoShowUnityLine)) { - need_redraw = true; - } - _tweaks = t; - if (need_redraw) { - queue_draw(); - } -} - -void -PixFader::set_text (const std::string& str, bool centered, bool expose) -{ - if (_layout && _text == str) { - return; - } - if (!_layout && !str.empty()) { - _layout = Pango::Layout::create (get_pango_context()); - } - - _text = str; - _centered_text = centered; - if (_layout) { - _layout->set_text (str); - _layout->get_pixel_size (_text_width, _text_height); - // queue_resize (); - if (expose) queue_draw (); - } -} - -void -PixFader::on_state_changed (Gtk::StateType old_state) -{ - Widget::on_state_changed (old_state); - create_patterns (); - queue_draw (); -} - -void -PixFader::on_style_changed (const Glib::RefPtr<Gtk::Style>&) -{ - if (_layout) { - std::string txt = _layout->get_text(); - _layout.clear (); // drop reference to existing layout - _text = ""; - set_text (txt, _centered_text, false); - } - /* patterns are cached and re-created as needed - * during 'expose' in the GUI thread */ - _pattern = 0; - queue_draw (); -} - -Gdk::Color -PixFader::get_parent_bg () -{ - Widget* parent = get_parent (); - - while (parent) { - if (parent->get_has_window()) { - break; - } - parent = parent->get_parent(); - } - - if (parent && parent->get_has_window()) { - if (_current_parent != parent) { - if (_parent_style_change) _parent_style_change.disconnect(); - _current_parent = parent; - _parent_style_change = parent->signal_style_changed().connect (mem_fun (*this, &PixFader::on_style_changed)); - } - return parent->get_style ()->get_bg (parent->get_state()); - } - - return get_style ()->get_bg (get_state()); -} |