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Diffstat (limited to 'dggui/frame.cc')
| -rw-r--r-- | dggui/frame.cc | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/dggui/frame.cc b/dggui/frame.cc new file mode 100644 index 0000000..d375b6d --- /dev/null +++ b/dggui/frame.cc @@ -0,0 +1,146 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * frame.cc + * + * Tue Feb 7 21:07:56 CET 2017 + * Copyright 2017 André Nusser + * andre.nusser@googlemail.com + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * DrumGizmo 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include "frame.h" + +#include "painter.h" + +namespace GUI +{ + +FrameWidget::FrameWidget(Widget* parent, bool has_switch, bool has_help_text) + : Widget(parent) + , is_switched_on(!has_switch) + , bar_height(24) +{ + if(has_switch) + { + // We only have to set this once as nothing happens on a resize + power_button.move(4, 4); + power_button.resize(16, 16); + + power_button.setChecked(is_switched_on); + CONNECT(&power_button, stateChangedNotifier, this, + &FrameWidget::powerButtonStateChanged); + } + power_button.setVisible(has_switch); + + if(has_help_text) + { + // We only have to set this once as nothing happens on a resize + help_button.resize(16, 16); + help_button.move(width() - 4 - 16, 4); + help_button.setText("?"); + } + help_button.setVisible(has_help_text); + + CONNECT(this, sizeChangeNotifier, this, &FrameWidget::sizeChanged); +} + +void FrameWidget::repaintEvent(RepaintEvent* repaintEvent) +{ + Painter p(*this); + + int center_x = width() / 2; + auto title_buf = title.c_str(); + + // draw the dark grey box + p.setColour(enabled ? grey_box_colour : grey_box_colour_disabled); + p.drawFilledRectangle(1, 1, width() - 2, bar_height); + + // frame + p.setColour(frame_colour_top); + p.drawLine(0, 0, width() - 1, 0); + p.setColour(frame_colour_bottom); + p.drawLine(0, height() - 1, width() - 1, height() - 1); + p.setColour(frame_colour_side); + p.drawLine(0, 0, 0, height() - 1); + p.drawLine(width() - 1, 0, width() - 1, height() - 1); + + // background + p.setColour(background_colour); + p.drawFilledRectangle(1, bar_height, width() - 2, height() - 2); + + // draw the label + p.setColour(enabled ? label_colour : label_colour_disabled); + p.drawText(center_x - label_width, bar_height - 4, font, title_buf); + power_button.setEnabled(enabled); +} + +void FrameWidget::powerButtonStateChanged(bool new_state) +{ + is_switched_on = new_state; + onSwitchChangeNotifier(is_switched_on); +} + +void FrameWidget::setTitle(std::string const& title) +{ + this->title = title; + label_width = font.textWidth(title.c_str()) / 2 + 1; +} + +void FrameWidget::setHelpText(const std::string& help_text) +{ + help_button.setHelpText(help_text); +} + +void FrameWidget::setContent(Widget* content) +{ + this->content = content; + content->reparent(this); +} + +void FrameWidget::setOnSwitch(bool on) +{ + is_switched_on = on; + power_button.setChecked(is_switched_on); +} + +void FrameWidget::setEnabled(bool enabled) +{ + this->enabled = enabled; + onEnabledChanged(enabled); + + redraw(); +} + +void FrameWidget::sizeChanged(int width, int height) +{ + if(content) + { + content_start_x = content_margin; + content_start_y = bar_height + content_margin; + content_width = std::max((int)width - 2 * content_margin, 0); + content_height = std::max((int)height - (bar_height + 2 * content_margin), 0); + + content->move(content_start_x, content_start_y); + content->resize(content_width, content_height); + } + + help_button.move(width - 4 - 16, help_button.y()); +} + +} // GUI:: |