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/* |
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* Copyright (C) 2006, 2007 Andreas Persson |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2, or (at |
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* your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with program; see the file COPYING. If not, write to the Free |
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
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* 02110-1301 USA. |
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*/ |
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|
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#include "dimregionchooser.h" |
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|
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DimRegionChooser::DimRegionChooser() |
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{ |
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// get_window() would return 0 because the Gdk::Window has not yet been realized |
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// So we can only allocate the colors here - the rest will happen in on_realize(). |
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Glib::RefPtr<Gdk::Colormap> colormap = get_default_colormap(); |
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|
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black = Gdk::Color("black"); |
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white = Gdk::Color("white"); |
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red = Gdk::Color("#8070ff"); |
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blue = Gdk::Color("blue"); |
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green = Gdk::Color("green"); |
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|
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colormap->alloc_color(black); |
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colormap->alloc_color(white); |
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colormap->alloc_color(red); |
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colormap->alloc_color(blue); |
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colormap->alloc_color(green); |
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instrument = 0; |
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region = 0; |
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dimregno = -1; |
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focus_line = 0; |
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set_flags(Gtk::CAN_FOCUS); |
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add_events(Gdk::BUTTON_PRESS_MASK); |
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|
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for (int i = 0 ; i < 256 ; i++) { |
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dimvalue_from[i] = 0; |
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dimvalue_to[i] = 1; |
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} |
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} |
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|
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DimRegionChooser::~DimRegionChooser() |
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{ |
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} |
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|
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void DimRegionChooser::on_realize() |
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{ |
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// We need to call the base on_realize() |
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Gtk::DrawingArea::on_realize(); |
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|
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// Now we can allocate any additional resources we need |
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Glib::RefPtr<Gdk::Window> window = get_window(); |
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gc = Gdk::GC::create(window); |
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} |
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|
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bool DimRegionChooser::on_expose_event(GdkEventExpose* event) |
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{ |
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if (!region) return true; |
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|
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int a = 1, b, c; |
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for (int i = 0 ; i < region->Dimensions ; i++) { |
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b = a * region->pDimensionDefinitions[i].zones; |
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if (region->pDimensionDefinitions[i].dimension == gig::dimension_velocity) { |
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c = dimregno >= 0 ? (dimregno & ((a - 1) | ~(b - 1))) : 0; |
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break; |
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} |
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a = b; |
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} |
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|
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// This is where we draw on the window |
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Glib::RefPtr<Gdk::Window> window = get_window(); |
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Glib::RefPtr<Pango::Context> context = get_pango_context(); |
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|
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Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create(context); |
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|
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window->clear(); |
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const int h = 20; |
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const int w = 800; |
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const int w1 = 100; |
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int y = 0; |
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int bitcount = 0; |
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for (int i = 0 ; i < region->Dimensions ; i++) { |
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const int nb = region->pDimensionDefinitions[i].zones; |
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if (nb) { |
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char* dstr; |
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switch (region->pDimensionDefinitions[i].dimension) { |
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case gig::dimension_none: dstr="none"; break; |
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case gig::dimension_samplechannel: dstr="samplechannel"; break; |
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case gig::dimension_layer: dstr="layer"; break; |
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case gig::dimension_velocity: dstr="velocity"; break; |
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case gig::dimension_channelaftertouch: dstr="channelaftertouch"; break; |
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case gig::dimension_releasetrigger: dstr="releasetrigger"; break; |
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case gig::dimension_keyboard: dstr="keyboard"; break; |
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case gig::dimension_roundrobin: dstr="roundrobin"; break; |
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case gig::dimension_random: dstr="random"; break; |
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case gig::dimension_modwheel: dstr="modwheel"; break; |
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case gig::dimension_breath: dstr="breath"; break; |
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case gig::dimension_foot: dstr="foot"; break; |
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case gig::dimension_portamentotime: dstr="portamentotime"; break; |
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case gig::dimension_effect1: dstr="effect1"; break; |
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case gig::dimension_effect2: dstr="effect2"; break; |
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case gig::dimension_genpurpose1: dstr="genpurpose1"; break; |
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case gig::dimension_genpurpose2: dstr="genpurpose2"; break; |
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case gig::dimension_genpurpose3: dstr="genpurpose3"; break; |
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case gig::dimension_genpurpose4: dstr="genpurpose4"; break; |
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case gig::dimension_sustainpedal: dstr="sustainpedal"; break; |
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case gig::dimension_portamento: dstr="portamento"; break; |
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case gig::dimension_sostenutopedal: dstr="sostenutopedal"; break; |
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case gig::dimension_softpedal: dstr="softpedal"; break; |
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case gig::dimension_genpurpose5: dstr="genpurpose5"; break; |
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case gig::dimension_genpurpose6: dstr="genpurpose6"; break; |
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case gig::dimension_genpurpose7: dstr="genpurpose7"; break; |
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case gig::dimension_genpurpose8: dstr="genpurpose8"; break; |
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case gig::dimension_effect1depth: dstr="effect1depth"; break; |
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case gig::dimension_effect2depth: dstr="effect2depth"; break; |
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case gig::dimension_effect3depth: dstr="effect3depth"; break; |
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case gig::dimension_effect4depth: dstr="effect4depth"; break; |
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case gig::dimension_effect5depth: dstr="effect5depth"; break; |
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} |
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layout->set_text(dstr); |
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|
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Pango::Rectangle rectangle = layout->get_logical_extents(); |
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double text_h = double(rectangle.get_height()) / Pango::SCALE; |
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Glib::RefPtr<const Gdk::GC> fg = get_style()->get_fg_gc(get_state()); |
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window->draw_layout(fg, 4, int(y + (h - text_h) / 2 + 0.5), layout); |
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|
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if (has_focus() && focus_line == i) { |
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Gdk::Rectangle farea(0, y, 50, 20); |
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get_style()->paint_focus(window, get_state(), farea, *this, "hejsan", 0, y, 50, 20); |
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} |
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|
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Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc(); |
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window->draw_line(black, w1, y, w - 1, y); |
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window->draw_line(black, w - 1, y + h - 1, w1, y + h - 1); |
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window->draw_rectangle(get_style()->get_white_gc(), true, w1 + 1, y + 1, (w - w1 - 2), h - 2); |
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|
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if (region->pDimensionDefinitions[i].dimension == gig::dimension_velocity && |
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region->pDimensionRegions[c]->VelocityUpperLimit) { |
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window->draw_line(black, w1, y + 1, w1, y + h - 2); |
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for (int k = c ; k < b ; k += a) { |
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gig::DimensionRegion *d = region->pDimensionRegions[k]; |
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int v = d->VelocityUpperLimit + 1; |
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int x = int((w - w1 - 1) * v / 128.0 + 0.5); |
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window->draw_line(black, w1 + x, y + 1, w1 + x, y + h - 2); |
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} |
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} else { |
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for (int j = 0 ; j <= nb ; j++) { |
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int x = int((w - w1 - 1) * j / double(nb) + 0.5); |
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window->draw_line(black, w1 + x, y + 1, w1 + x, y + h - 2); |
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} |
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} |
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|
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if (dimregno >= 0) { |
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gc->set_foreground(red); |
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int dr = (dimregno >> bitcount) & ((1 << region->pDimensionDefinitions[i].bits) - 1); |
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if (region->pDimensionDefinitions[i].dimension == gig::dimension_velocity && |
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region->pDimensionRegions[c]->VelocityUpperLimit) { |
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int x1 = 0, dr2 = 0; |
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for (int k = c ; k < b ; k += a) { |
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gig::DimensionRegion *d = region->pDimensionRegions[k]; |
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int v = d->VelocityUpperLimit + 1; |
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int x2 = int((w - w1 - 1) * v / 128.0 + 0.5); |
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if (dr2 == dr) { |
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window->draw_rectangle(gc, true, w1 + x1 + 1, y + 1, (x2 - x1) - 1, h - 2); |
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break; |
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} |
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dr2++; |
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x1 = x2; |
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} |
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} else { |
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if (dr < nb) { |
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int x1 = int((w - w1 - 1) * dr / double(nb) + 0.5); |
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int x2 = int((w - w1 - 1) * (dr + 1) / double(nb) + 0.5); |
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window->draw_rectangle(gc, true, w1 + x1 + 1, y + 1, (x2 - x1) - 1, h - 2); |
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} |
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} |
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} |
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|
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y += h; |
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} |
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bitcount += region->pDimensionDefinitions[i].bits; |
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} |
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|
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return true; |
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} |
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|
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|
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void DimRegionChooser::on_size_request(GtkRequisition* requisition) |
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{ |
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printf("DimRegionChooser::on_size_request\n"); |
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*requisition = GtkRequisition(); |
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requisition->height = region ? region->Dimensions * 20 : 0; |
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requisition->width = 800; |
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} |
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|
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void DimRegionChooser::set_instrument(gig::Instrument* instrument) |
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{ |
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this->instrument = instrument; |
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this->region = 0; |
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this->dimregno = -1; |
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queue_draw(); |
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} |
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|
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void DimRegionChooser::set_region(gig::Region* region) |
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{ |
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this->region = region; |
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dimregno = 0; |
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int bitcount = 0; |
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for (int dim = 0 ; dim < region->Dimensions ; dim++) { |
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int from = dimvalue_from[region->pDimensionDefinitions[dim].dimension]; |
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int to = dimvalue_to[region->pDimensionDefinitions[dim].dimension]; |
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int z; |
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switch (region->pDimensionDefinitions[dim].split_type) { |
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case gig::split_type_normal: |
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z = int((to + from) / 2.0 / region->pDimensionDefinitions[dim].zone_size); |
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break; |
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case gig::split_type_bit: |
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z = std::min(from, region->pDimensionDefinitions[dim].zones - 1); |
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break; |
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} |
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int mask = |
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~(((1 << region->pDimensionDefinitions[dim].bits) - 1) << |
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bitcount); |
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dimregno &= mask; |
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dimregno |= (z << bitcount); |
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bitcount += region->pDimensionDefinitions[dim].bits; |
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} |
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dimreg = region->pDimensionRegions[dimregno]; |
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sel_changed_signal.emit(); |
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queue_resize(); |
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} |
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|
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/* |
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void DimRegionChooser::set_dimregno(int x) { |
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this->dimregno = x; |
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queue_draw(); |
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} |
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*/ |
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|
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bool DimRegionChooser::on_button_press_event(GdkEventButton* event) |
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{ |
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const int h = 20; |
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const int w = 800; |
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const int w1 = 100; |
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|
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if (region) { |
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if (event->y < region->Dimensions * h && |
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event->x >= w1 && event->x < w) { |
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|
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int dim = int(event->y / h); |
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const int nb = region->pDimensionDefinitions[dim].zones; |
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|
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int z = -1; |
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if (region->pDimensionDefinitions[dim].dimension == gig::dimension_velocity) { |
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int a = 1, b, c; |
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for (int i = 0 ; i < region->Dimensions ; i++) { |
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b = a * region->pDimensionDefinitions[i].zones; |
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if (region->pDimensionDefinitions[i].dimension == gig::dimension_velocity) { |
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c = dimregno >= 0 ? (dimregno & ((a - 1) | ~(b - 1))) : 0; |
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break; |
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} |
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a = b; |
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} |
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|
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if (region->pDimensionRegions[c]->VelocityUpperLimit) { |
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int vel = int((event->x - w1) * 128 / (w - w1 - 1)); |
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|
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z = 0; |
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for (int k = c ; k < b ; k += a) { |
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gig::DimensionRegion *d = region->pDimensionRegions[k]; |
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if (vel <= d->VelocityUpperLimit) break; |
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z++; |
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} |
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} |
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} |
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|
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if (z == -1) { |
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z = int((event->x - w1) * nb / (w - w1 - 1)); |
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} |
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|
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printf("dim=%d z=%d dimensionsource=%d split_type=%d zones=%d zone_size=%f\n", dim, z, |
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region->pDimensionDefinitions[dim].dimension, |
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region->pDimensionDefinitions[dim].split_type, |
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region->pDimensionDefinitions[dim].zones, |
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region->pDimensionDefinitions[dim].zone_size); |
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switch (region->pDimensionDefinitions[dim].split_type) { |
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case gig::split_type_normal: |
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dimvalue_from[region->pDimensionDefinitions[dim].dimension] = |
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int(z * region->pDimensionDefinitions[dim].zone_size); |
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dimvalue_to[region->pDimensionDefinitions[dim].dimension] = |
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int((z + 1) * region->pDimensionDefinitions[dim].zone_size) - 1; |
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break; |
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case gig::split_type_bit: |
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dimvalue_from[region->pDimensionDefinitions[dim].dimension] = z; |
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dimvalue_to[region->pDimensionDefinitions[dim].dimension] = z + 1; |
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break; |
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} |
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if (dimregno < 0) dimregno = 0; |
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int bitcount = 0; |
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for (int i = 0 ; i < dim ; i++) { |
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bitcount += region->pDimensionDefinitions[i].bits; |
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} |
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|
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int mask = |
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~(((1 << region->pDimensionDefinitions[dim].bits) - 1) << |
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bitcount); |
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dimregno &= mask; |
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dimregno |= (z << bitcount); |
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|
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focus_line = dim; |
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if (has_focus()) queue_draw(); |
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else grab_focus(); |
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dimreg = region->pDimensionRegions[dimregno]; |
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sel_changed_signal.emit(); |
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} |
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} |
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return true; |
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} |
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|
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sigc::signal<void> DimRegionChooser::signal_sel_changed() |
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{ |
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return sel_changed_signal; |
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} |
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|
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bool DimRegionChooser::on_focus(Gtk::DirectionType direction) |
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{ |
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// TODO: kolla att region finns osv, dvs att det g�r att s�tta |
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// fokus. |
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if (direction == Gtk::DIR_TAB_FORWARD || |
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direction == Gtk::DIR_DOWN) { |
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if (!has_focus()) { |
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focus_line = 0; |
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grab_focus(); |
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return true; |
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} else { |
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if (focus_line + 1 < region->Dimensions) { |
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focus_line++; |
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queue_draw(); |
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return true; |
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} else { |
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return false; |
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} |
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} |
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} else if (direction == Gtk::DIR_TAB_BACKWARD || |
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direction == Gtk::DIR_UP) { |
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if (!has_focus()) { |
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focus_line = region->Dimensions - 1; |
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grab_focus(); |
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return true; |
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} else { |
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if (focus_line > 0) { |
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focus_line--; |
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queue_draw(); |
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return true; |
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} else { |
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return false; |
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} |
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} |
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} else if (!has_focus()) { |
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// TODO: kolla att focus_line finns! |
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grab_focus(); |
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return true; |
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} else { |
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// TODO: �ka eller minska v�rde! |
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} |
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} |