Es++ Sample: MultipleScrolledImageViews |
/****************************************************************************** * * 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. * * * MultipleScrolledImageView.cpp * *****************************************************************************/ // Simple example to use multiple File Open menus, // and mulitple horizontal scrolledImageViews. // #include <es++/gtkmm-3.0/Application.h> #include <es++/gtkmm-3.0/ApplicationView.h> #include <es++/gtkmm-3.0/ScrolledImageView.h> #include <es++/gtkmm-3.0/FileOpenDialog.h> #include <es++/gtkmm-3.0/Label.h> #include <es++/gtkmm-3.0/PushButton.h> using namespace Gtk; namespace Es { class MainView :public Es::ApplicationView { private: Es::Label filepath; Es::HorizontalLayout horizontal_layout; Es::VerticalLayout control_pane; Es::PushButton quit_button; std::string filename1; Es::ScrolledImageView image_view1; std::string filename2; Es::ScrolledImageView image_view2; Es::FileOpenDialog file_dialog1; Es::FileOpenDialog file_dialog2; public: ////////////////////////////////////////////// //Constructor // MainView(Es::Application& applet, std::string& title, Es::Args& args) :Es::ApplicationView(applet, title, args.set(XmNuseDefaultFilePulldown, false) ) ,file_dialog1(*this, Es::FileOpenDialog::IMAGE_FILES) ,file_dialog2(*this, Es::FileOpenDialog::IMAGE_FILES) { //Define File pulldown menu with multiple Open File pulldown menu items. Es::SigcMenuCallback file_menu_callbacks[] = { {"New", sigc::mem_fun(*this, &MainView::file_new)}, {"Open File1", sigc::mem_fun(*this, &MainView::file_open1)}, {"Open File2", sigc::mem_fun(*this, &MainView::file_open2)}, {"Save", sigc::mem_fun(*this, &MainView::file_save)}, {"Save_As", sigc::mem_fun(*this, &MainView::file_save_as)}, {"Quit", sigc::mem_fun(*this, &MainView::file_quit)}, }; file_pulldown_append( file_menu_callbacks, CountOf(file_menu_callbacks)); int w = (int)args.get(XmNwidth); int h = (int)args.get(XmNheight); const int CONTROL_BOX_WIDTH = 180; int ww = (w - CONTROL_BOX_WIDTH)/2; Es::MainLayout& main_layout = get_main_layout(); main_layout.pack_start(filepath, FALSE, FALSE, 0); main_layout.pack_start(horizontal_layout); image_view1.set_size_request(ww, h); image_view2.set_size_request(ww, h); control_pane.set_spacing(10); control_pane.set_size_request(CONTROL_BOX_WIDTH, h); horizontal_layout.pack_start(image_view1); horizontal_layout.pack_start(image_view2); horizontal_layout.pack_start(control_pane, FALSE, FALSE, 0); quit_button.set_label("Quit"); quit_button.set_clicked_callback( sigc::mem_fun(*this, &MainView::file_quit) ); control_pane.pack_start(quit_button, FALSE, FALSE, 0); filename1 = "../../images/Nioh.png"; filename2 = "../../images/NiohLiken.png"; set_title(title); update_filepath(); image_view1.loadImage(filename1); image_view2.loadImage(filename2); show_all(); } void update_filepath() { std::string space = " "; filepath.set_label(filename1 + space + filename2); } void file_open1() { int rc = file_dialog1.popup(); if (rc == Gtk::RESPONSE_OK) { filename1 = file_dialog1.get_filename(); update_filepath(); image_view1.loadImage(filename1); } } void file_open2() { int rc = file_dialog2.popup(); if (rc == Gtk::RESPONSE_OK) { filename2 = file_dialog2.get_filename(); update_filepath(); image_view2.loadImage(filename2); } } }; } 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; }