cppconsui/ColorPicker.h

   1 // Copyright (C) 2012 Mark Pustjens <pustjens@dds.nl>
   2 // Copyright (C) 2012-2015 Petr Pavlu <setup@dagobah.cz>
   3 //
   4 // This file is part of CenterIM.
   5 //
   6 // CenterIM is free software; you can redistribute it and/or modify
   7 // it under the terms of the GNU General Public License as published by
   8 // the Free Software Foundation; either version 2 of the License, or
   9 // (at your option) any later version.
  10 //
  11 // CenterIM is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License
  17 // along with CenterIM.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 /// @file
  20 /// ColorPicker class.
  21 ///
  22 /// @ingroup cppconsui
  23
  24 #ifndef COLORPICKER_H
  25 #define COLORPICKER_H
  26
  27 #include "ColorPickerComboBox.h"
  28 #include "HorizontalListBox.h"
  29 #include "Label.h"
  30
  31 namespace CppConsUI {
  32
  33 class ColorPicker : public HorizontalListBox {
  34 public:
  35   ColorPicker(int fg, int bg, const char *text, bool sample = false);
  36   virtual ~ColorPicker() override {}
  37
  38   virtual void setColorPair(int fg, int bg);
  39   virtual void setText(const char *new_text);
  40
  41   /// Signal emitted when a colorpair has been selected.
  42   sigc::signal<void, ColorPicker &, int, int> signal_colorpair_selected;
  43
  44 protected:
  45   class Sample : public Widget {
  46   public:
  47     Sample(int w, int fg = -1, int bg = -1);
  48     virtual ~Sample() override {}
  49
  50     // Widget
  51     virtual int draw(Curses::ViewPort area, Error &error) override;
  52
  53     virtual void setColors(int fg, int bg);
  54
  55   protected:
  56     ColorScheme::Color color_;
  57
  58   private:
  59     CONSUI_DISABLE_COPY(Sample);
  60   };
  61
  62   ColorPickerComboBox *fg_combo_;
  63   ColorPickerComboBox *bg_combo_;
  64   Label *label_;
  65   Sample *sample_;
  66
  67   virtual void onColorChanged(ComboBox &activator, int new_color);
  68
  69 private:
  70   CONSUI_DISABLE_COPY(ColorPicker);
  71 };
  72
  73 } // namespace CppConsUI
  74
  75 #endif // COLORPICKER_H
  76
  77 // vim: set tabstop=2 shiftwidth=2 textwidth=80 expandtab: