src/FbTk/TextButton.cc (raw)
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// TextButton.cc for Fluxbox Window Manager // Copyright (c) 2003 Henrik Kinnunen (fluxgen[at]fluxbox.org) // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the "Software"), // to deal in the Software without restriction, including without limitation // the rights to use, copy, modify, merge, publish, distribute, sublicense, // and/or sell copies of the Software, and to permit persons to whom the // Software is furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER // DEALINGS IN THE SOFTWARE. // $Id: TextButton.cc,v 1.3 2003/09/14 09:50:01 fluxgen Exp $ #include "TextButton.hh" #include "Font.hh" #include "GContext.hh" namespace FbTk { TextButton::TextButton(const FbTk::FbWindow &parent, const FbTk::Font &font, const std::string &text): FbTk::Button(parent, 0, 0, 10, 10), m_font(&font), m_text(text), m_justify(FbTk::LEFT), m_bevel(1), m_buffer(drawable(), width(), height(), depth()) { } void TextButton::resize(unsigned int width, unsigned int height) { m_buffer.resize(width, height); if (backgroundPixmap() != ParentRelative) FbWindow::setBackgroundPixmap(m_buffer.drawable()); Button::resize(width, height); } void TextButton::moveResize(int x, int y, unsigned int width, unsigned int height) { m_buffer.resize(width, height); if (backgroundPixmap() != ParentRelative) FbWindow::setBackgroundPixmap(m_buffer.drawable()); Button::moveResize(x, y, width, height); } void TextButton::setJustify(FbTk::Justify just) { m_justify = just; } void TextButton::setText(const std::string &text) { m_text = text; } void TextButton::setFont(const FbTk::Font &font) { // no need to set new font if it's the same if (&font == m_font) return; m_font = &font; } /// set bevel and redraw text void TextButton::setBevel(int bevel) { if (m_bevel == bevel) return; m_bevel = bevel; } /// clear window and redraw text void TextButton::clear() { TextButton::clearArea(0, 0, width(), height()); } void TextButton::clearArea(int x, int y, unsigned int width, unsigned int height, bool exposure) { if (backgroundPixmap() != ParentRelative) { if (backgroundPixmap()) { m_buffer.copyArea(backgroundPixmap(), gc(), x, y, x, y, width, height); } else { // fill with background color FbTk::GContext gc(drawable()); gc.setForeground(backgroundColor()); m_buffer.fillRectangle(gc.gc(), x, y, width, height); } drawText(); setBufferPixmap(m_buffer.drawable()); FbWindow::setBackgroundPixmap(m_buffer.drawable()); updateTransparent(x, y, width, height); FbWindow::clearArea(x, y, width, height, exposure); } else { // parent relative FbWindow::setBufferPixmap(0); FbWindow::setBackgroundPixmap(backgroundPixmap()); Button::clearArea(x, y, width, height, exposure); updateTransparent(x, y, width, height); drawText(); } } unsigned int TextButton::textWidth() const { return font().textWidth(text().c_str(), text().size()); } void TextButton::drawText(int x_offset, int y_offset) { unsigned int textlen = text().size(); // do text alignment int align_x = FbTk::doAlignment(width() - x_offset, bevel(), justify(), font(), text().c_str(), text().size(), textlen); // return new text len // center text by default int center_pos = height()/2 + font().ascent()/2; font().drawText(backgroundPixmap() == ParentRelative ? window() : m_buffer.drawable(), screenNumber(), gc(), // graphic context text().c_str(), textlen, // string and string size align_x + x_offset, center_pos + y_offset); // position } void TextButton::exposeEvent(XExposeEvent &event) { clearArea(event.x, event.y, event.width, event.height, false); } }; // end namespace FbTk |