| Es++ Sample: ColorComposer |
/******************************************************************************
*
* Copyright (c) 2017 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.
*
*
* ColorComposer.cpp
*
*****************************************************************************/
// Simple toplevel application view with a menubar.
#define _GTKMM_GUI_
#include <gtkmm/window.h>
#include <gtkmm.h>
#include <gtkmm.h>
#include <es++/gtkmm-3.0/ZException.h>
#include <es++/gtkmm-3.0/Args.h>
#include <es++/gtkmm-3.0/MainLayout.h>
#include <es++/gtkmm-3.0/Application.h>
#include <es++/gtkmm-3.0/HorizontalLayout.h>
#include <es++/gtkmm-3.0/HorizontalTrackBar.h>
#include <es++/gtkmm-3.0/VerticalLayout.h>
#include <es++/gtkmm-3.0/ColorBox.h>
#include <es++/gtkmm-3.0/ColorComposer.h>
#include <es++/gtkmm-3.0/FlowLayout.h>
#include <es++/gtkmm-3.0/PulldownMenu.h>
#include <es++/gtkmm-3.0/PushButton.h>
namespace Es {
class MainView : public Gtk::Window {
private:
Es::Application& application;
//Vertical main_layout manage
Es::MainLayout main_layout;
//MenuBar to be added to main_layout
Gtk::MenuBar menubar;
Es::PulldownMenu file_pulldown;
Es::FlowLayout flow_layout;
Es::PushButton help;
Es::PushButton version;
Es::PushButton quit;
Es::HorizontalLayout hlayout;
Es::ColorBox colorbox;
Es::ColorComposer color_composer;
public:
MainView(Es::Application& applet,
std::string& name,
Es::Args& args)
:Window()
,application(applet)
,file_pulldown(menubar, "File")
{
int x = (int)args.get(XmNx);
int y = (int)args.get(XmNy);
move(x, y);
set_title(name);
int w = (int)args.get(XmNwidth);
int h = (int)args.get(XmNheight);
set_default_size(w, h);
this->add(main_layout);
main_layout.pack_start(menubar, Gtk::PACK_SHRINK);
static Es::SigcMenuCallback file_menu_callbacks[] = {
{"New", sigc::mem_fun(*this, &MainView::file_new)},
{"Open", sigc::mem_fun(*this, &MainView::file_open)},
{"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));
main_layout.pack_start(flow_layout, Gtk::PACK_SHRINK);
flow_layout.add(help);
flow_layout.add(version);
flow_layout.add(quit);
main_layout.pack_start(hlayout);
hlayout.pack_start(colorbox);
int mixer_width = color_composer.get_preferred_width();
color_composer.set_size_request(mixer_width+10, 120);
double r = 0.2;
double g = 0.4;
double b = 0.6;
color_composer.set_values(r, g, b);
color_composer.set_value_changed_callback(
sigc::mem_fun(*this, &MainView::colormixer_value_changed) );
colorbox.set_background(r, g, b);
hlayout.pack_start(color_composer, Gtk::PACK_SHRINK);
help.set_label("Help");
help.set_clicked_callback(sigc::mem_fun(*this, &MainView::on_help));
version.set_label("Version");
version.set_clicked_callback(sigc::mem_fun(*this, &MainView::on_version));
quit.set_label("Quit");
quit.set_clicked_callback(sigc::mem_fun(*this, &MainView::file_quit));
show_all_children();
}
Gtk::MenuBar& get_menubar()
{
return menubar;
}
Es::MainLayout& get_main_layout()
{
return main_layout;
}
protected:
void colormixer_value_changed()
{
float r, g, b;
color_composer.get_values(r, g, b);
printf("colormixer_value_changed:(%lf, %lf, %lf)\n",
r, g, b);
colorbox.set_background(r, g, b);
colorbox.refresh();
}
virtual void file_new()
{
Gtk::MessageDialog dialog(*this, "Message");
dialog.set_title("Information");
dialog.set_secondary_text("MainView::file_new" );
dialog.run();
}
virtual void file_open()
{
Gtk::MessageDialog dialog(*this, "Message");
dialog.set_title("Information");
dialog.set_secondary_text("MainView::file_open" );
dialog.run();
}
virtual void file_save()
{
Gtk::MessageDialog dialog(*this, "Message");
dialog.set_title("Information");
dialog.set_secondary_text("MainView::file_save" );
dialog.run();
}
virtual void file_save_as()
{
Gtk::MessageDialog dialog(*this, "Message");
dialog.set_title("Information");
dialog.set_secondary_text("MainView::file_save_as" );
dialog.run();
}
virtual void file_quit()
{
Gtk::MessageDialog dialog(*this, "Confirmation",
false,
Gtk::MESSAGE_QUESTION, Gtk::BUTTONS_OK_CANCEL);
dialog.set_title("Question");
dialog.set_secondary_text("Are you sure you want to quit?" );
if (dialog.run() == Gtk::RESPONSE_OK) {
application.quit();
}
}
virtual void on_help()
{
Gtk::MessageDialog dialog(*this, "Message");
dialog.set_title("Help");
dialog.set_secondary_text("Es++ example. Help your self." );
dialog.run();
}
virtual void on_version()
{
Gtk::MessageDialog dialog(*this, "Message");
dialog.set_title("Information");
dialog.set_secondary_text("Es++ example on gtkmm-3.0" );
dialog.run();
}
};
}
int main(int argc, char** argv)
{
Es::Environment env;
try {
std::string name = argv[0];
Es::Application applet(argc, argv);
Es::Args args;
args.set(XmNx, 20);
args.set(XmNy, 40);
args.set(XmNwidth, 600);
args.set(XmNheight, 300);
Es::MainView mainv(applet, name, args);
mainv.show();
applet.run(mainv);
} catch (Es::Exception& ex) {
caught(ex);
} catch (...) {
printf("Get exception \n");
}
return 0;
}