gtkIOStream  1.7.0
GTK+ << C++ IOStream operators for GTK+. Now with ORBing, numerical computation, audio client and more ...
/* Copyright 2000-2018 Matt Flax <>
This file is part of GTK+ IOStream class set
GTK+ IOStream is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GTK+ IOStream is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You have received a copy of the GNU General Public License
along with GTK+ IOStream
/* Compile with ...
g++ -ggdb `gtk-config --cflags` PangoTest.C -o PangoTest `gtk-config --libs`
#include "Window.H"
#include "Buttons.H"
#include "Labels.H"
#include "Pango.H"
#include "ColourLineSpec.H"
#include "Box.H"
static void quit(void *wid, gpointer data) {
int main(int argc, char *argv[]) {
gtk_init( &argc, &argv ); // init GTK
Window topWindow; // Create the top box
Buttons buttons; // create a quit button
Labels labs; // create a labels list
Pango pango; // Create a Pango class for marking up the labels
HBox hBox; // create an HBox
VBox vBox; // create a VBox
vBox.start=true; // ensure packing is from the start
// // create a quit buttons and add some example pango labels
// labs<<"label without markup"; // add an unformatted label
pango<<ColourLineSpec("r15000")<<"Different colours, "<<ColourLineSpec("o11000")<<"same label!"; // same label with different colours/sizes
labs<<pango; // load a formatted label
// format a the strings "text red 15" and "text orango 11" to their desired size and colours
// PangoIOS::reset removes and previous strings and markup
pango<<PangoIOS::Reset<<ColourLineSpec("r15000")<<"text red 15000"<<ColourLineSpec("o11000")<<" text orange 11"; // same label with different colours/sizes
labs<<pango; // load a formatted label
// this will make a big italic label which removes formatting at the end of the label.
pango<<PangoIOS::Reset<<Font("Sans italic 20")<<"big italic font"<<PangoIOS::Next<<" removed formatting.";
vBox << labs; // load the labels into a vertical box
hBox << vBox // load the vertically stacked labels into the horizontal box
<< (buttons<<BUTTONLABELSTRUCT("Quit", quit, NULL)); // create and add the button to the HBox; // show the VBox; // show the HBox
topWindow << hBox; // Load the HBox into the top window
gtk_main(); // run GTK+
gtkIOStream: PangoTest.C
GTK+ IOStream  Beta