ARM環境のQt4とQtopia開発入門

#!/bin/bash
./qt2/bin/qvfb -width 240 -height 320 -depth 16 &
cd qtopia/image
mkdir root 2 > /dev/null || true
export HOME=$PWD/root
cd opt/Qtopia
export PATH=$PWD/bin:$PATH
export LD_LIBRARY_PATH=$PWD/lib:$LD_LIBARAY_PATH
export QTDIR=$PWD
export QPEDIR=$PWD
export KDEDIR=$PWD/../kde

sleep 3
qpe

#!/bin/sh

export TSLIB_TSDEVICE=/dev/input/event0 ← タッチパネルのデバイス名
export TSLIB_CONFFILE=/usr/local/etc/ts.conf
export TSLIB_PLUGINDIR=/usr/local/lib/ts
export TSLIB_CALIBFILE=/etc/pointercal

export QTDIR=/opt/Qtopia ← 環境変数
export QPEDIR=/opt/Qtopia
export PATH=$QTDIR/bin:$PATH
export LD_LIBRARY_PATH=$QTDIR/lib:/usr/local/lib:$LD_LIBRARY_PATH

TS_INFO_FILE=/sys/devices/virtual/input/input0/uevent
if [ -e $TS_INFO_FILE -a "/bin/grep -q TouchScreen < $TS_INFO_FILE" ]; then
	export QWS_MOUSE_PROTO="TPanel:/dev/input/event0 USB:/dev/input/mice"
	if [ -e /etc/pointercal -a ! -s /etc/pointercal ] ; then
		rm /etc/pointercal
	fi
else
	export QWS_MOUSE_PROTO="USB:/dev/input/mice" ← マウス
	</etc/pointercal
fi
unset TS_INFO_FILE

export QWS_KEYBOARD=TTY:/dev/tty1 ← キーボード
export KDEDIR=/opt/kde

export HOME=/root

exec $QPEDIR/bin/qpe 1 > /dev/null 2 > /dev/null ← qtopiaを起動させる

#include "main_form.h"
#include <qtopia/qpeapplication.h>
QTOPIA_ADD_APPLICATION("mycalc”,TMainForm)
QTOPIA_MAIN

#if !defined (__MAIN_FORM_H__)
# define __MAIN_FORM_H__

#include "main_form_base.h"
#include <qsocketnotifier.h>
class TMainForm: public TMainFormBase {
	Q_OBJECT
public:
	TMainForm(QWidget * parent = 0, const char * name = 0, WFlags f = WType_TopLevel)
	 : TMainFormBase(parent,name,f) {}
	virtual ~TMainForm() {}

public slots:
	void calcButtonClicked();
	void closeButtonClicked();
};
#endif

#include "main_form.h"
#include 

void TMainForm::calcButtonClicked()
{
    m_result->setText( "" );
    if (m_x->text().isEmpty() || m_y->text().isEmpty()) {
        return ;
    }

    bool ok = false;
    int x = m_x->text().toInt(&ok);
    if (!ok) {
        m_x->setText("");
        return ;
    }

    ok = false;
    int y = m_y->text().toInt(&ok);
    if (!ok) {
        m_y->setText("");
        return ;
    }

    m_result->setText( QString::number( x + y ) );
}

void TMainForm::closeButtonClicked()
{
    close();
}

CONFIG		+= qtopiaapp
CONFIG		-= buildQuicklaunch
HEADERS		= main_form.h
SOURCES		= main_form.cpp main.cpp
INTERFACES      = main_form_base.ui
TARGET		= mycalc

#!/bin/bash

source /opt/qtopia-2.2.0-x86/setQpeEnv 
qmake -o Makefile.host -spec qws/linux-generic-g++ *.pro 
make -f Makefile.host clean
make -f Makefile.host

#!/bin/bash

export QTDIR=/opt/qtopia-2.2.0-x86/qtopia/image/opt/Qtopia/
export QPEDIR=/opt/qtopia-2.2.0-x86/qtopia/image/opt/Qtopia/
export HOME=$QPEDIR/root/
export LD_LIBRARY_PATH=$QPEDIR/lib:$LD_LIBARAY_PATH

#!/bin/bash

source /opt/qtopia-2.2.0-arm/setQpeEnv 
qmake -o Makefile.target -spec qws/linux-generic-g++ *.pro 
make -f Makefile.target clean
make -f Makefile.target

[Translation]
File=QtopiaSettings
Context=mycalc
Comment[Desktop Entry/Name]=Use soft hyphen (char U00AD) to indicate hyphenation
[Desktop Entry]
Exec=mycalc
Icon=mycalc
Type=Application
Name[]=My Calculator
CanFastload=0

←configureのパラメータの簡単な説明
-embedded arm： armのembedded版;
-xplatform qws/linux-arm-g++： arm-linuxクロスコンパイラを指定する;
-qt-mouse-tslib： tslibでタッチパネルを使う;

#!/bin/sh

export TSLIB_TSDEVICE=/dev/input/event0 
export TSLIB_CONFFILE=/usr/local/etc/ts.conf
export TSLIB_PLUGINDIR=/usr/local/lib/ts
export TSLIB_CALIBFILE=/etc/pointercal
export LD_LIBRARY_PATH=/usr/local/lib
export PATH=/bin:/sbin:/usr/bin/:/usr/sbin:/usr/local/bin

export QWS_DISPLAY=:1

TS_INFO_FILE=/sys/devices/virtual/input/input0/uevent
if [ -e $TS_INFO_FILE -a "/bin/grep -q TouchScreen < $TS_INFO_FILE" ]; then
	export QWS_MOUSE_PROTO="Tslib:/dev/input/event0 MouseMan:/dev/input/mice"
	if [ ! -s /etc/pointercal ] ; then
		rm /etc/pointercal
		/usr/local/bin/ts_calibrate
	fi
else
	export QWS_MOUSE_PROTO="MouseMan:/dev/input/mice"
fi
unset TS_INFO_FILE

export QWS_KEYBOARD=TTY:/dev/tty1

export HOME=/root

cd /usr/local/Trolltech/QtEmbedded-4.6.3-arm/demos/embedded/fluidlauncher
./fluidlauncher -qws
hotplug

void Widget::on_pushButton_clicked()
{
    ui->m_result->setText( "" );
    if (ui->m_x->text().isEmpty() || ui->m_y->text().isEmpty()) {
       return ;
    }

    bool ok = false;
    int x = ui->m_x->text().toInt(&ok);
    if (!ok) {
       ui->m_x->setText("");
       return ;
    }

    ok = false;
    int y = ui->m_y->text().toInt(&ok);
    if (!ok) {
       ui->m_y->setText("");
       return ;
    }

    ui->m_result->setText( QString::number( x + y ) );
}

void Widget::on_pushButton_2_clicked()
{
    close();
}

./fluidlauncher -qws ← この行を削除する
/bin/HelloQt4 -qws ← この行を添加する