Es++ Sample: ColoredTrackBar |
/****************************************************************************** * * Copyright (c) 2017 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer. * * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * * ColoredTrackBar.cpp * *****************************************************************************/ // #include <es++/gtkmm-3.0/ApplicationView.h> #include <es++/gtkmm-3.0/HorizontalLayout.h> #include <es++/gtkmm-3.0/VerticalLayout.h> #include <es++/gtkmm-3.0/ScrolledImageView.h> #include <es++/gtkmm-3.0/FileOpenDialog.h> #include <es++/gtkmm-3.0/ColoredTrackBar.h> #include <es++/gtkmm-3.0/PushButton.h> using namespace Gtk; namespace Es { class MainView :public Es::ApplicationView { private: Gtk::Label filepath; Es::HorizontalLayout hbox; Es::VerticalLayout vbox; Es::ColoredTrackBar trackbar; Es::PushButton quit_button; Es::ScrolledImageView image_view; Es::FileOpenDialog file_dialog; public: ////////////////////////////////////////////// //Constructor // MainView(Es::Application& applet, std::string& title, Es::Args& args) :Es::ApplicationView(applet, title, args) ,file_dialog(*this, FileOpenDialog::IMAGE_FILES) { int w = (int)args.get(XmNwidth); int h = (int)args.get(XmNheight); const int CONTROL_BOX_WIDTH = 180; int ww = (w - CONTROL_BOX_WIDTH); Es::MainLayout& layout = get_main_layout(); filepath.set_alignment(Gtk::ALIGN_START); layout.pack_start(filepath, FALSE, FALSE, 0); layout.pack_start(hbox); //image_view.set_size_request(ww, h); vbox.set_spacing(10); vbox.set_size_request(CONTROL_BOX_WIDTH, h); hbox.pack_start(image_view); hbox.pack_start(vbox, FALSE, FALSE, 0); quit_button.set_label("Quit"); quit_button.signal_clicked().connect( sigc::mem_fun(*this, &MainView::file_quit) ); trackbar.configure_adjuster(0.30f, 0.0f, 1.0f); trackbar.set_background(0.0, 0.0, 1.0); trackbar.set_value_changed_callback( sigc::mem_fun(*this, &MainView::trackbar_value_changed) ); vbox.pack_start(trackbar, FALSE, FALSE, 0); vbox.pack_start(quit_button, FALSE, FALSE, 0); const std::string filename = "../../images/TokyoSkyTree.png"; filepath.set_label(filename); image_view.loadImage(filename); show_all_children(); } void trackbar_value_changed() { printf("trackbar_value_changed: %lf\n", trackbar.get_value()); } void file_open() { int rc = file_dialog.popup(); if (rc == Gtk::RESPONSE_OK) { const std::string filename = file_dialog.get_filename(); set_filenamed_title(filename); image_view.loadImage(filename); } } }; } int main(int argc, char** argv) { Es::Environment env; try { Es::Application applet(argc, argv); std::string title(argv[0]); Es::Args args; args.set(XmNx, 20); args.set(XmNy, 20); args.set(XmNwidth, 900); args.set(XmNheight,400); Es::MainView mainv(applet, title, args); mainv.show(); applet.run(mainv); } catch (Es::Exception& ex) { caught(ex); } catch (...) { printf("Get exception \n"); } return 0; }