.:F L U X B O X:. - Developer Zone

00001 // IconButton.cc
00002 // Copyright (c) 2003 - 2004 Henrik Kinnunen (fluxgen at users.sourceforge.net)
00003 //                and Simon Bowden    (rathnor at users.sourceforge.net)
00004 //
00005 // Permission is hereby granted, free of charge, to any person obtaining a
00006 // copy of this software and associated documentation files (the "Software"),
00007 // to deal in the Software without restriction, including without limitation
00008 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
00009 // and/or sell copies of the Software, and to permit persons to whom the
00010 // Software is furnished to do so, subject to the following conditions:
00011 //
00012 // The above copyright notice and this permission notice shall be included in
00013 // all copies or substantial portions of the Software.
00014 //
00015 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00016 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00017 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
00018 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00019 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
00020 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
00021 // DEALINGS IN THE SOFTWARE.
00022 
00023 // $Id: IconButton.cc,v 1.15 2004/01/13 12:27:51 fluxgen Exp $
00024 
00025 #include "IconButton.hh"
00026 
00027 
00028 #include "fluxbox.hh"
00029 #include "Screen.hh"
00030 #include "Window.hh"
00031 #include "WinClient.hh"
00032 
00033 #include "FbTk/SimpleCommand.hh"
00034 #include "FbTk/App.hh"
00035 #include "FbTk/EventManager.hh"
00036 #include "FbTk/MacroCommand.hh"
00037 #include "FbTk/Command.hh"
00038 #include "FbTk/RefCount.hh"
00039 
00040 
00041 #ifdef HAVE_CONFIG_H
00042 #include "config.h"
00043 #endif // HAVE_CONFIG_H
00044 
00045 #include <X11/Xutil.h>
00046 #ifdef SHAPE
00047 #include <X11/extensions/shape.h>
00048 #endif // SHAPE
00049 
00050 namespace {
00051 
00052 class ShowMenu: public FbTk::Command {
00053 public:
00054     explicit ShowMenu(FluxboxWindow &win):m_win(win) { }
00055     void execute() {
00056         m_win.screen().hideMenus();
00057         // get last button pos
00058         const XEvent &event = Fluxbox::instance()->lastEvent();
00059         int x = event.xbutton.x_root - (m_win.menu().width() / 2);
00060         int y = event.xbutton.y_root - (m_win.menu().height() / 2);
00061 
00062         m_win.showMenu(x, y);
00063     }
00064 private:
00065     FluxboxWindow &m_win;
00066 };
00067 
00068 } // end anonymous namespace
00069 
00070 IconButton::IconButton(const FbTk::FbWindow &parent, const FbTk::Font &font,
00071                        FluxboxWindow &win):
00072     FbTk::TextButton(parent, font, win.winClient().title()),
00073     m_win(win), 
00074     m_icon_window(*this, 1, 1, 1, 1, 
00075                   ExposureMask | ButtonPressMask | ButtonReleaseMask),
00076     m_use_pixmap(true) {
00077 
00078     FbTk::RefCount<FbTk::Command> focus(new FbTk::SimpleCommand<FluxboxWindow>(m_win, &FluxboxWindow::raiseAndFocus));
00079     FbTk::RefCount<FbTk::Command> hidemenus(new FbTk::SimpleCommand<BScreen>(win.screen(), &BScreen::hideMenus));
00081     //         this object dies when the last macrocommand is executed (focused cmd)
00082     //         In iconbar mode Icons
00083     //    FbTk::MacroCommand *focus_macro = new FbTk::MacroCommand();
00084     //    focus_macro->add(hidemenus);
00085     //    focus_macro->add(focus);
00086     FbTk::RefCount<FbTk::Command> focus_cmd(focus);
00087     FbTk::RefCount<FbTk::Command> menu_cmd(new ::ShowMenu(m_win));
00088     setOnClick(focus_cmd, 1);
00089     setOnClick(menu_cmd, 3);
00090     m_win.hintSig().attach(this);
00091     
00092     FbTk::EventManager::instance()->add(*this, m_icon_window);
00093     
00094     update(0);
00095 }
00096 
00097 IconButton::~IconButton() {
00098 
00099 }
00100 
00101 
00102 void IconButton::exposeEvent(XExposeEvent &event) {
00103     if (m_icon_window == event.window)
00104         m_icon_window.clear();
00105     else
00106         FbTk::TextButton::exposeEvent(event);
00107 }
00108 void IconButton::moveResize(int x, int y,
00109                             unsigned int width, unsigned int height) {
00110 
00111     FbTk::TextButton::moveResize(x, y, width, height);
00112 
00113     if (m_icon_window.width() != FbTk::Button::width() ||
00114         m_icon_window.height() != FbTk::Button::height())
00115         update(0); // update icon window
00116 }
00117 
00118 void IconButton::resize(unsigned int width, unsigned int height) {
00119     FbTk::TextButton::resize(width, height);
00120     if (m_icon_window.width() != FbTk::Button::width() ||
00121         m_icon_window.height() != FbTk::Button::height())
00122         update(0); // update icon window
00123 }
00124 
00125 void IconButton::clear() {
00126     setupWindow();
00127 }
00128 
00129 void IconButton::clearArea(int x, int y,
00130                            unsigned int width, unsigned int height,
00131                            bool exposure) {
00132     FbTk::TextButton::clearArea(x, y,
00133                                 width, height, exposure);
00134 }
00135 
00136 void IconButton::setPixmap(bool use) {
00137     if (m_use_pixmap != use) {
00138         m_use_pixmap = use;
00139         update(0);
00140     }
00141 }
00142 
00143 void IconButton::update(FbTk::Subject *subj) {
00144     // we got signal that either title or 
00145     // icon pixmap was updated, 
00146     // so we refresh everything
00147 
00148     // we need to check our client first
00149     if (m_win.clientList().size() == 0)
00150         return;
00151 
00152     XWMHints *hints = XGetWMHints(FbTk::App::instance()->display(), m_win.winClient().window());
00153     if (hints == 0)
00154         return;
00155 
00156     if (m_use_pixmap && (hints->flags & IconPixmapHint) && hints->icon_pixmap != 0) {
00157         // setup icon window
00158         m_icon_window.show();
00159         int new_height = height() - 2*m_icon_window.y(); // equally padded
00160         int new_width = new_height;
00161         m_icon_window.resize((new_width>0) ? new_width : 1, (new_height>0) ? new_height : 1);
00162 
00163         m_icon_pixmap.copy(hints->icon_pixmap);
00164         m_icon_pixmap.scale(m_icon_window.width(), m_icon_window.height());
00165 
00166         m_icon_window.setBackgroundPixmap(m_icon_pixmap.drawable());
00167     } else {
00168         // no icon pixmap
00169         m_icon_window.move(0, 0);
00170         m_icon_window.hide();
00171         m_icon_pixmap = 0;
00172     }
00173 
00174     if(m_use_pixmap && (hints->flags & IconMaskHint)) {
00175         m_icon_mask.copy(hints->icon_mask);
00176         m_icon_mask.scale(m_icon_pixmap.width(), m_icon_pixmap.height());
00177     } else
00178         m_icon_mask = 0;
00179 
00180     XFree(hints);
00181     hints = 0;
00182 
00183 #ifdef SHAPE
00184 
00185     if (m_icon_mask.drawable() != 0) {
00186         XShapeCombineMask(FbTk::App::instance()->display(),
00187                           m_icon_window.drawable(),
00188                           ShapeBounding,
00189                           0, 0,
00190                           m_icon_mask.drawable(),
00191                           ShapeSet);
00192     }
00193 
00194 #endif // SHAPE
00195 
00196     setupWindow();
00197 }
00198 
00199 void IconButton::setupWindow() {
00200 
00201     m_icon_window.clear();
00202 
00203     if (!m_win.clientList().empty()) {
00204         setText(m_win.winClient().title());
00205         // draw with x offset and y offset
00206     }
00207     FbTk::TextButton::clear();
00208 }
00209 
00210 void IconButton::drawText(int x, int y) {
00211     // offset text
00212     if (m_icon_pixmap.drawable() != 0)
00213         FbTk::TextButton::drawText(m_icon_window.x() + m_icon_window.width() + 1, y);
00214     else
00215         FbTk::TextButton::drawText(1, y);
00216 }
00217                           
00218
IconButton.cc

Fluxbox CVS-Jan-2003
