Initial commitHEADmaster

3 files changed, 253 insertions, 0 deletions

diff --git a/src/mainwindow/mainwindow.cpp b/src/mainwindow/mainwindow.cpp
new file mode 100644
index 0000000..3f854da
--- /dev/null
+++ b/src/mainwindow/mainwindow.cpp
@@ -0,0 +1,103 @@
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+#include <QFileDialog>
+#include <QDockWidget>
+#include <QLabel>
+#include <poppler-qt5.h>
+#include "infowidget/infowidget.h"
+#include "contentswidget/contentswidget.h"
+
+MainWindow::MainWindow(QWidget *parent, Qt::WindowFlags flags)
+    : QMainWindow(parent, flags)
+      , ui(new Ui::MainWindow)
+{
+    ui->setupUi(this);
+
+    auto *infoDock = new QDockWidget(tr("Info"), this);
+    info = new InfoForm(infoDock);
+    infoDock->setWidget(info);
+    addDockWidget(Qt::LeftDockWidgetArea, infoDock);
+
+    auto *contentsDock = new QDockWidget(tr("Contents"), this);
+    contents = new ContentsForm(contentsDock);
+    contentsDock->setWidget(contents);
+    addDockWidget(Qt::LeftDockWidgetArea, contentsDock);
+
+    connect(ui->actionOpen, &QAction::triggered, this, [this]() {
+        const QString userPath = QFileDialog::getOpenFileName(this, tr("Select PDF to open"), QDir::homePath(), tr("PDF Files (*.pdf);;All Files (*)"));
+        if(!userPath.isEmpty())
+            this->open(userPath);
+    });
+    connect(ui->actionQuit, &QAction::triggered, qApp, &QApplication::quit);
+
+    // navigation
+    connect(ui->previous, &QToolButton::clicked, this, [this]() {
+        const int currentPage = ui->pageNumber->text().toInt();
+        this->showPage(currentPage - 1);
+    });
+    connect(ui->next, &QToolButton::clicked, this, [this]() {
+        const int currentPage = ui->pageNumber->text().toInt();
+        this->showPage(currentPage + 1);
+    });
+    connect(ui->pageNumber, &QLineEdit::textEdited, this, [this](const QString &text) {
+        const int page = text.toInt();
+        this->showPage(page);
+    });
+}
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}
+
+void MainWindow::open(const QString &path)
+{
+    if(path.isEmpty()) {
+        return;
+    }
+
+    if(!QFile::exists(path)) {
+        statusBar()->showMessage(tr("Couldn't open file because it doesn't exist"), 3000);
+        return;
+    }
+
+    qDebug("open path: %s", qUtf8Printable(path));
+    delete document;
+
+    document = Poppler::Document::load(path);
+    if(!document || document->isLocked()) {
+        statusBar()->showMessage(tr("Couldn't parse file"), 3000);
+        return;
+    }
+
+    info->setMetadata(InfoForm::Title, document->title());
+    info->setMetadata(InfoForm::Subject, document->subject());
+    info->setMetadata(InfoForm::Author, document->author());
+    info->setMetadata(InfoForm::Creator, document->creator());
+    info->setMetadata(InfoForm::CreationDate, document->creationDate().toString(Qt::RFC2822Date));
+    info->setMetadata(InfoForm::ModificationDate, document->modificationDate().toString(Qt::RFC2822Date));
+    info->setMetadata(InfoForm::Producer, document->producer());
+
+    contents->setContents(document->toc());
+
+    showPage(0);
+
+    statusBar()->showMessage(tr("Opened file %1").arg(path), 3000);
+}
+
+void MainWindow::showPage(int pageNumber)
+{
+    auto *page = document->page(pageNumber);
+    if(page == nullptr)
+        return;
+
+    ui->pageNumber->setText(QString::number(pageNumber));
+
+    const auto image = page->renderToImage();
+    auto *label = new QLabel(this);
+    label->setPixmap(QPixmap::fromImage(image));
+
+    ui->scrollArea->setWidget(label);
+
+    delete page;
+}
diff --git a/src/mainwindow/mainwindow.h b/src/mainwindow/mainwindow.h
new file mode 100644
index 0000000..14ceb49
--- /dev/null
+++ b/src/mainwindow/mainwindow.h
@@ -0,0 +1,35 @@
+#ifndef CPDF_MAINWINDOW_H
+#define CPDF_MAINWINDOW_H
+
+#include <QMainWindow>
+
+namespace Poppler {
+    class Document;
+}
+
+namespace Ui {
+    class MainWindow;
+}
+
+class InfoForm;
+class ContentsForm;
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = nullptr, Qt::WindowFlags flags = Qt::WindowFlags());
+    ~MainWindow();
+
+public slots:
+    void open(const QString &path);
+    void showPage(int pageNumber);
+
+private:
+    Ui::MainWindow *ui = nullptr;
+    InfoForm *info = nullptr;
+    ContentsForm *contents = nullptr;
+    Poppler::Document *document = nullptr;
+};
+
+#endif // CPDF_MAINWINDOW_H
diff --git a/src/mainwindow/mainwindow.ui b/src/mainwindow/mainwindow.ui
new file mode 100644
index 0000000..6c37ddf
--- /dev/null
+++ b/src/mainwindow/mainwindow.ui
@@ -0,0 +1,115 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>640</width>
+    <height>480</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>cpdf</string>
+  </property>
+  <widget class="QWidget" name="centralwidget">
+   <layout class="QVBoxLayout" name="verticalLayout">
+    <item>
+     <layout class="QHBoxLayout" name="horizontalLayout">
+      <item>
+       <widget class="QToolButton" name="previous">
+        <property name="text">
+         <string>Previous</string>
+        </property>
+        <property name="shortcut">
+         <string>Ctrl+Left</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QToolButton" name="next">
+        <property name="text">
+         <string>Next</string>
+        </property>
+        <property name="shortcut">
+         <string>Ctrl+Right</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QLineEdit" name="pageNumber"/>
+      </item>
+      <item>
+       <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>
+     </layout>
+    </item>
+    <item>
+     <widget class="QScrollArea" name="scrollArea">
+      <property name="widgetResizable">
+       <bool>true</bool>
+      </property>
+      <widget class="QWidget" name="scrollAreaWidgetContents">
+       <property name="geometry">
+        <rect>
+         <x>0</x>
+         <y>0</y>
+         <width>620</width>
+         <height>380</height>
+        </rect>
+       </property>
+      </widget>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QMenuBar" name="menubar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>640</width>
+     <height>23</height>
+    </rect>
+   </property>
+   <widget class="QMenu" name="menuFile">
+    <property name="title">
+     <string>File</string>
+    </property>
+    <addaction name="actionOpen"/>
+    <addaction name="actionQuit"/>
+   </widget>
+   <addaction name="menuFile"/>
+  </widget>
+  <widget class="QStatusBar" name="statusbar"/>
+  <action name="actionOpen">
+   <property name="text">
+    <string>Open</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+O</string>
+   </property>
+  </action>
+  <action name="actionQuit">
+   <property name="text">
+    <string>Quit</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+Q</string>
+   </property>
+  </action>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>