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-rw-r--r--src/maingui/main.cpp25
-rw-r--r--src/maingui/printergui.cpp243
-rw-r--r--src/maingui/printergui.h41
-rw-r--r--src/maingui/printergui.ui202
4 files changed, 511 insertions, 0 deletions
diff --git a/src/maingui/main.cpp b/src/maingui/main.cpp
new file mode 100644
index 0000000..f9b8bb2
--- /dev/null
+++ b/src/maingui/main.cpp
@@ -0,0 +1,25 @@
+#include <QApplication>
+#include <fstream>
+#include "printergui.h"
+#include <fcntl.h>
+#include <sys/stat.h>
+
+int main(int argc, char *argv[])
+{
+ // First check parameter count
+ if (argc != 3)
+ return 2;
+
+ // Check if file exists
+ int fh = open(argv[2], O_RDONLY);
+ if (fh < 0) {
+ fprintf(stderr, "ERROR: Could not open %s for reading..\n", argv[2]);
+ return 2;
+ }
+ close(fh);
+
+ QApplication a(argc, argv);
+ PrinterGui w(argv);
+ w.show();
+ return a.exec();
+}
diff --git a/src/maingui/printergui.cpp b/src/maingui/printergui.cpp
new file mode 100644
index 0000000..3744ffc
--- /dev/null
+++ b/src/maingui/printergui.cpp
@@ -0,0 +1,243 @@
+#include "printergui.h"
+#include "ui_printergui.h"
+#include <QMessageBox>
+#include <unistd.h>
+#include <QTimer>
+
+// ____________________________________________________________________________
+PrinterGui::PrinterGui(char *argv[], QWidget *parent) :
+ QMainWindow(parent),
+ ui(new Ui::PrinterGui),
+ bgTimeout(-1)
+{
+ // When called it is guaranteed that argv has (at least) 3 elements
+
+ // Set username
+ char buf[200];
+ if (getlogin_r(buf, 200) == 0) {
+ // Detect real name
+ this->user = strdup(buf);
+ } else {
+ // Fallback to what command line says
+ this->user = strdup(argv[1]);
+ }
+
+ // Filename
+ this->file = new char[strlen(argv[2]) + 10]; // + 10 in case we rename (ghostscript)
+ strcpy(this->file, argv[2]);
+
+ // Initialize cups
+ num_dests = cupsGetDests(&dests);
+
+ // Initialize UI
+ initializeUI();
+
+ // Timer
+ this->bgTimer = new QTimer(this);
+ this->bgTimer->setInterval(1000);
+ connect(bgTimer, SIGNAL(timeout()), this, SLOT(on_bgTimer_timeout()));
+}
+
+// ____________________________________________________________________________
+PrinterGui::~PrinterGui()
+{
+ cupsFreeDests(num_dests, dests);
+ free(this->user);
+ delete[] this->file;
+ delete this->ui;
+}
+
+// ____________________________________________________________________________
+void PrinterGui::initializeUI()
+{
+ ui->setupUi(this);
+ ui->horizontalLayoutButtons->setAlignment(Qt::AlignRight);
+
+ /* Initialize Treeview */
+
+ ui->printerList->setColumnCount(3);
+ ui->printerList->setSizePolicy(QSizePolicy::Minimum,QSizePolicy::Minimum);
+
+ // Rename headers
+ QStringList h;
+ h.append("Drucker");
+ h.append("Information");
+ h.append("Standort");
+ ui->printerList->setHeaderLabels(h);
+
+ // Fill treewidget with data from cups dests;
+ cups_dest_t *dest = dests;
+ for (int i = num_dests; i>0; ++dest, --i )
+ if (dest->instance == NULL) {
+ QTreeWidgetItem *wi = new QTreeWidgetItem();
+ wi->setText(0, QString(dest->name));
+ wi->setText(1, QString(cupsGetOption("printer-info", dest->num_options, dest->options)));
+ wi->setText(2, QString(cupsGetOption("printer-location", dest->num_options, dest->options)));
+ ui->printerList->addTopLevelItem(wi);
+ if (dest->is_default)
+ ui->printerList->setCurrentItem(wi);
+ }
+
+ // Resize columns to contents
+ for (int i = 0; i < 3; ++i)
+ ui->printerList->resizeColumnToContents(i);
+
+ /* Main Window properties */
+
+ // Disable close button
+ this->setWindowFlags((this->windowFlags() & ~Qt::WindowCloseButtonHint) | Qt::WindowStaysOnTopHint);
+ // center dialog on screen center
+ QRect desktopRect = QApplication::desktop()->screenGeometry(this);
+ this->move( desktopRect.width()/2-this->width()/2,
+ desktopRect.height()/2-this->height()/2);
+}
+
+// ____________________________________________________________________________
+void PrinterGui::on_printerList_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
+{
+ ui->printerList->setFocus();
+
+ cups_dest_t *dest =cupsGetNamedDest(CUPS_HTTP_DEFAULT, current->text(0).toUtf8().constData(), NULL);
+
+
+ /* * Check printer properties (auth, color, duplex, copies) * */
+ // get printer capabilities
+
+
+ const char *type = cupsGetOption("printer-type", dest->num_options, dest->options);
+ int res = 0;
+ if (type != NULL) {
+ res = ::atoi(type);
+ }
+
+ // Check color capabilities
+ if (res & CUPS_PRINTER_COLOR) {
+ ui->comboBoxColor->setEnabled(true);
+ ui->comboBoxColor->setCurrentIndex(1);
+ } else {
+ ui->comboBoxColor->setEnabled(false);
+ ui->comboBoxColor->setCurrentIndex(0);
+ }
+
+ // Check duplex capabilities
+ if (res & CUPS_PRINTER_DUPLEX) {
+ ui->comboBoxSides->setEnabled(true);
+ } else {
+ ui->comboBoxSides->setEnabled(false);
+ ui->comboBoxSides->setCurrentIndex(0);
+ }
+
+ // Check copy capabilities
+ if (res & CUPS_PRINTER_COPIES) {
+ ui->lineEditCopies->setEnabled(true);
+ ui->labelCopies->setEnabled(true);
+ } else {
+ ui->lineEditCopies->setEnabled(false);
+ ui->lineEditCopies->setText("1");
+ ui->labelCopies->setEnabled(false);
+ }
+
+ // Check availability
+ if (res & CUPS_PRINTER_REJECTING) {
+ ui->buttonPrint->setEnabled(false);
+ } else {
+ ui->buttonPrint->setEnabled(true);
+ }
+}
+
+// ____________________________________________________________________________
+void PrinterGui::on_buttonCancel_clicked()
+{
+ // Quit with code 1
+ QCoreApplication::instance()->exit(1);
+}
+
+// ____________________________________________________________________________
+void PrinterGui::on_buttonPrint_clicked()
+{
+ QString cmd;
+
+ // Wenn Farbe möglich ist. Aber trotzdem Graustufen gewählt
+ // Schieb file durch ghostscript
+ if (ui->comboBoxColor->isEnabled() && ui->comboBoxColor->currentIndex() == 0) {
+ // Run ghostscript to make file grayscale
+ cmd = QString::fromUtf8("gs -sDEVICE=psgray -dNOPAUSE -dBATCH -dQUIET -dSAFER -sOutputFile=\"%1.conv\" \"%1\"")
+ .arg(QString::fromUtf8(this->file));
+ if (system(cmd.toUtf8().constData())) {
+ QMessageBox::critical(this, "PrinterGUI", "Kann Druckauftrag nicht in Graustufen konvertieren.");
+ return;
+ } else {
+ strcat(this->file, ".conv");
+ }
+
+ }
+
+ /* * Print via cups lib * */
+
+ // Destination / Queue
+ cups_dest_t *dest = cupsGetDest(
+ ui->printerList->currentItem()->text(0).toUtf8().constData(),
+ NULL,
+ num_dests,
+ dests);
+
+ // Duplex
+ if (ui->comboBoxSides->isEnabled()) {
+ switch (ui->comboBoxSides->currentIndex()) {
+ case 0:
+ dest->num_options = cupsAddOption ("Duplex",
+ "None",
+ dest->num_options,
+ &(dest->options));
+ break;
+ case 1:
+ dest->num_options = cupsAddOption ("Duplex",
+ "DuplexNoTumble",
+ dest->num_options,
+ &(dest->options));
+ break;
+ case 2:
+ dest->num_options = cupsAddOption ("Duplex",
+ "DuplexTumble",
+ dest->num_options,
+ &(dest->options));
+ break;
+ }
+ }
+
+ // Kopien
+ if (ui->lineEditCopies->isEnabled()) {
+ dest->num_options = cupsAddOption ("copies",
+ ui->lineEditCopies->text().toUtf8().constData(),
+ dest->num_options,
+ &(dest->options));
+ }
+
+ cupsSetUser(this->user);
+
+ // Drucken
+ if( 0 == cupsPrintFile(dest->name,
+ file,
+ NULL,
+ dest->num_options,
+ dest->options)) {
+ QMessageBox::critical(this, "CUPS Fehler", cupsLastErrorString());
+ } else {
+ this->bgTimeout = 0;
+ this->hide();
+ }
+
+}
+
+void PrinterGui::on_bgTimer_timeout()
+{
+ if (this->bgTimeout == -1) {
+ // Could do something here every second....
+ return;
+ }
+ if (++this->bgTimeout > 4) {
+ // Job was sent, GUI is invisible, quit after a few seconds
+ QCoreApplication::instance()->quit();
+ }
+}
+
diff --git a/src/maingui/printergui.h b/src/maingui/printergui.h
new file mode 100644
index 0000000..223d787
--- /dev/null
+++ b/src/maingui/printergui.h
@@ -0,0 +1,41 @@
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+#include <QDebug>
+#include <QDesktopWidget>
+#include <QTreeWidget>
+#include "cups/cups.h"
+
+namespace Ui {
+class PrinterGui;
+}
+
+class QTimer;
+
+class PrinterGui : public QMainWindow
+{
+ Q_OBJECT
+
+public:
+ explicit PrinterGui(char *argv[], QWidget *parent = 0);
+ ~PrinterGui();
+
+private slots:
+ void on_printerList_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
+ void on_buttonCancel_clicked();
+ void on_buttonPrint_clicked();
+ void on_bgTimer_timeout();
+
+private:
+ Ui::PrinterGui *ui;
+ void initializeUI();
+ cups_dest_t *dests;
+ int num_dests;
+ char * user;
+ char * file;
+ QTimer * bgTimer;
+ int bgTimeout;
+};
+
+#endif // MAINWINDOW_H
diff --git a/src/maingui/printergui.ui b/src/maingui/printergui.ui
new file mode 100644
index 0000000..8fafd23
--- /dev/null
+++ b/src/maingui/printergui.ui
@@ -0,0 +1,202 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PrinterGui</class>
+ <widget class="QMainWindow" name="PrinterGui">
+ <property name="geometry">
+ <rect>
+ <x>0</x>
+ <y>0</y>
+ <width>590</width>
+ <height>286</height>
+ </rect>
+ </property>
+ <property name="minimumSize">
+ <size>
+ <width>590</width>
+ <height>286</height>
+ </size>
+ </property>
+ <property name="windowTitle">
+ <string>Druckauftrag</string>
+ </property>
+ <widget class="QWidget" name="centralWidget">
+ <layout class="QGridLayout" name="gridLayout">
+ <item row="0" column="0">
+ <layout class="QVBoxLayout" name="verticalLayout">
+ <item>
+ <widget class="QTreeWidget" name="printerList">
+ <property name="showDropIndicator" stdset="0">
+ <bool>false</bool>
+ </property>
+ <property name="alternatingRowColors">
+ <bool>true</bool>
+ </property>
+ <column>
+ <property name="text">
+ <string notr="true">1</string>
+ </property>
+ </column>
+ </widget>
+ </item>
+ <item>
+ <layout class="QGridLayout" name="gridLayout_2">
+ <item row="2" column="0">
+ <widget class="QComboBox" name="comboBoxColor">
+ <property name="enabled">
+ <bool>false</bool>
+ </property>
+ <item>
+ <property name="text">
+ <string>Graustufen</string>
+ </property>
+ </item>
+ <item>
+ <property name="text">
+ <string>Farbe</string>
+ </property>
+ </item>
+ </widget>
+ </item>
+ <item row="3" column="0">
+ <widget class="QComboBox" name="comboBoxSides">
+ <property name="enabled">
+ <bool>false</bool>
+ </property>
+ <item>
+ <property name="text">
+ <string>Simplex</string>
+ </property>
+ </item>
+ <item>
+ <property name="text">
+ <string>Duplex, Long Edge</string>
+ </property>
+ </item>
+ <item>
+ <property name="text">
+ <string>Duplex, Short Edge</string>
+ </property>
+ </item>
+ </widget>
+ </item>
+ <item row="3" column="2">
+ <layout class="QHBoxLayout" name="horizontalLayoutButtons">
+ <item>
+ <widget class="QPushButton" name="buttonCancel">
+ <property name="sizePolicy">
+ <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+ <horstretch>0</horstretch>
+ <verstretch>0</verstretch>
+ </sizepolicy>
+ </property>
+ <property name="autoFillBackground">
+ <bool>false</bool>
+ </property>
+ <property name="text">
+ <string>Abbrechen</string>
+ </property>
+ </widget>
+ </item>
+ <item>
+ <widget class="QPushButton" name="buttonPrint">
+ <property name="enabled">
+ <bool>false</bool>
+ </property>
+ <property name="sizePolicy">
+ <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+ <horstretch>0</horstretch>
+ <verstretch>0</verstretch>
+ </sizepolicy>
+ </property>
+ <property name="text">
+ <string>Drucken</string>
+ </property>
+ </widget>
+ </item>
+ </layout>
+ </item>
+ <item row="2" column="2">
+ <layout class="QHBoxLayout" name="horizontalLayoutCopies">
+ <item>
+ <widget class="QLabel" name="labelCopies">
+ <property name="enabled">
+ <bool>false</bool>
+ </property>
+ <property name="text">
+ <string>Anzahl Kopien:</string>
+ </property>
+ <property name="alignment">
+ <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+ </property>
+ </widget>
+ </item>
+ <item>
+ <widget class="QLineEdit" name="lineEditCopies">
+ <property name="enabled">
+ <bool>false</bool>
+ </property>
+ <property name="sizePolicy">
+ <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+ <horstretch>0</horstretch>
+ <verstretch>0</verstretch>
+ </sizepolicy>
+ </property>
+ <property name="maximumSize">
+ <size>
+ <width>40</width>
+ <height>16777215</height>
+ </size>
+ </property>
+ <property name="inputMask">
+ <string>00; </string>
+ </property>
+ <property name="text">
+ <string>1</string>
+ </property>
+ <property name="maxLength">
+ <number>2</number>
+ </property>
+ <property name="alignment">
+ <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+ </property>
+ </widget>
+ </item>
+ </layout>
+ </item>
+ <item row="2" column="1">
+ <spacer name="horizontalSpacer">
+ <property name="orientation">
+ <enum>Qt::Horizontal</enum>
+ </property>
+ <property name="sizeHint" stdset="0">
+ <size>
+ <width>40</width>
+ <height>20</height>
+ </size>
+ </property>
+ </spacer>
+ </item>
+ <item row="3" column="1">
+ <spacer name="horizontalSpacer_2">
+ <property name="orientation">
+ <enum>Qt::Horizontal</enum>
+ </property>
+ <property name="sizeHint" stdset="0">
+ <size>
+ <width>40</width>
+ <height>20</height>
+ </size>
+ </property>
+ </spacer>
+ </item>
+ </layout>
+ </item>
+ </layout>
+ </item>
+ </layout>
+ </widget>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <resources/>
+ <connections/>
+</ui>
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-06-05 10:12:03 +0200