load file dialog

filebrowser.cpp

@@ -0,0 +1,167 @@
+/*
+ * scribble: Scribbling Application for Onyx Boox M92
+ *
+ * Copyright (C) 2012 peter-x
+ *
+ * This program 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "filebrowser.h"
+
+#include "onyx/screen/screen_proxy.h"
+#include "onyx/ui/buttons.h"
+
+class ModelBuilder {
+public:
+    ModelBuilder(QStandardItemModel &model, int numCols = 1 /* TODO bug for greater than one */)
+            : col(0), row(0), numCols(numCols), model(model) {
+        model.clear();
+        model.setColumnCount(numCols);
+    }
+
+    void addItem(const QString &text) {
+        addItem(QIcon(), text);
+    }
+
+    void addItem(const QIcon &icon, const QString &text, const QString &data = QString()) {
+        QFont itemFont;
+        itemFont.setPointSize(20);
+        QStandardItem *item = new QStandardItem(icon, text);
+        item->setData(data);
+        item->setFont(itemFont);
+        model.setItem(row, col, item);
+        col += 1;
+        if (col >= numCols) {
+            col = 0;
+            row ++;
+        }
+    }
+
+private:
+    int col;
+    int row;
+    int numCols;
+    QStandardItemModel &model;
+};
+
+FileBrowser::FileBrowser(QWidget *parent)
+    : QDialog(parent), layout(this),
+      treeView(0, &model),
+      statusBar(0, ui::PROGRESS | ui::MESSAGE)
+{
+    setModal(true);
+
+    setAutoFillBackground(true);
+    setBackgroundRole(QPalette::Dark);
+
+    layout.setSpacing(0);
+    layout.setContentsMargins(0, 0, 0, 0);
+
+    treeView.showHeader(false);
+    layout.addWidget(&treeView, 1);
+
+    layout.addWidget(&statusBar);
+
+    connect(&treeView, SIGNAL(activated(const QModelIndex &)),
+            SLOT(onItemActivated(const QModelIndex &)));
+    connect(&treeView, SIGNAL(positionChanged(int, int)),
+            &statusBar, SLOT(setProgress(int, int)));
+    connect(&statusBar, SIGNAL(progressClicked(const int, const int)),
+            SLOT(onStatusBarClicked(const int, const int)));
+}
+
+FileBrowser::~FileBrowser()
+{
+
+}
+
+QString FileBrowser::showLoadFile()
+{
+    updateTreeView();
+
+    showMaximized();
+    onyx::screen::instance().flush(this, onyx::screen::ScreenProxy::GC);
+
+    exec();
+
+    return currentRealPath;
+}
+
+void FileBrowser::updateRealPath()
+{
+    if (currentPath.isEmpty()) {
+        currentRealPath = QString();
+    } else {
+        currentRealPath = currentPath.join("/");
+    }
+}
+
+void FileBrowser::updateTreeView()
+{
+    treeView.clear();
+    updateModel();
+    treeView.setModel(&model);
+    treeView.update();
+    statusBar.setProgress(treeView.currentPage(), treeView.pages());
+}
+
+void FileBrowser::updateModel()
+{
+    ModelBuilder builder(model);
+
+    if (currentPath.isEmpty()) {
+        /* TODO only if they exist */
+        builder.addItem(QIcon(":/images/sketch.png"), "Internal Scribbles", QDir::homePath() + QString("/notes"));
+        builder.addItem(QIcon(), "Flash", LIBRARY_ROOT);
+        builder.addItem(QIcon(), "SD Card", SDMMC_ROOT);
+        builder.addItem(QIcon(), "Root", "/");
+        return;
+    }
+    builder.addItem(QIcon(), "Up", "..");
+
+    QDir dir(currentRealPath);
+    dir.setFilter(QDir::Files | QDir::Dirs | QDir::NoDotAndDotDot);
+    dir.setSorting(QDir::Name | QDir::DirsFirst | QDir::IgnoreCase);
+
+    QFileInfoList list = dir.entryInfoList();
+    foreach (QFileInfo fileInfo, list) {
+        builder.addItem(QIcon(), fileInfo.fileName(), fileInfo.fileName());
+    }
+}
+
+void FileBrowser::onItemActivated(const QModelIndex &idx)
+{
+    QStandardItem *item = model.itemFromIndex(idx);
+    QString data = item->data().toString();
+    if (data == "..") {
+        currentPath = currentPath.mid(0, currentPath.length() - 1);
+    } else {
+        currentPath += data;
+    }
+    updateRealPath();
+    if (currentRealPath.isEmpty() || QDir(currentRealPath).exists()) {
+        updateTreeView();
+    } else if (QFile(currentRealPath).exists()) {
+        accept();
+    } else {
+        /* TODO error */
+        reject();
+    }
+}
+
+void FileBrowser::onStatusBarClicked(const int percentage, const int page)
+{
+    treeView.jumpToPage(page);
+}

filebrowser.h

@@ -0,0 +1,67 @@
+/*
+ * scribble: Scribbling Application for Onyx Boox M92
+ *
+ * Copyright (C) 2012 peter-x
+ *
+ * This program 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef FILEBROWSER_H
+#define FILEBROWSER_H
+
+#include <QObject>
+
+#include "tree_view.h"
+
+#include "onyx/ui/tree_view.h"
+#include "onyx/ui/status_bar.h"
+
+
+class FileBrowser : public QDialog
+{
+    Q_OBJECT
+public:
+    explicit FileBrowser(QWidget *parent = 0);
+    ~FileBrowser();
+
+    QString showLoadFile();
+    QString selectedFile();
+
+private slots:
+    void onItemActivated(const QModelIndex &);
+    void onStatusBarClicked(const int, const int);
+
+public slots:
+
+private:
+    void updateRealPath();
+    void updateTreeView();
+    void updateModel();
+
+    void pathUp();
+    void setCurrentPath();
+    //QString getIcon(const QFileInfo &fileInfo);
+    //QString getDisplayName(const QFileInfo &fileInfo);
+
+private:
+    QString currentRealPath;
+    QStringList currentPath;
+    QVBoxLayout layout;
+    QStandardItemModel model;
+    obx::ObxTreeView treeView;
+    ui::StatusBar statusBar;
+};
+
+#endif // FILEBROWSER_H

mainwidget.cpp

@@ -20,11 +20,15 @@
 
 #include "mainwidget.h"
 
+#include "filebrowser.h"
+
 #include "onyx/screen/screen_proxy.h"
 #include "onyx/screen/screen_update_watcher.h"
 
 #include "onyx/ui/toolbar.h"
 #include "onyx/ui/status_bar.h"
+#include "onyx/ui/onyx_dialog.h"
+#include "onyx/ui/thumbnail_view.h"
 
 MainWidget::MainWidget(QWidget *parent) :
     QWidget(parent, Qt::FramelessWindowHint), currentFile("")
@@ -68,6 +72,17 @@ MainWidget::MainWidget(QWidget *parent) :
     toolbar->addAction(thick);
     */
 
+    /* TODO icon at least looks like "open" */
+    QAction *open = new QAction(QIcon(":/images/config.png"),
+                                "open document", this);
+    connect(open, SIGNAL(triggered()), SLOT(open()));
+    toolbar->addAction(open);
+
+    QAction *save = new QAction(QIcon(":/images/save_document.png"),
+                                "save as", this);
+    connect(save, SIGNAL(triggered()), SLOT(saveAs()));
+    toolbar->addAction(save);
+
     QAction *right = new QAction(QIcon(":/images/right_arrow.png"),
                                 "next page", this);
     connect(right, SIGNAL(triggered()), document, SLOT(nextPage()));
@@ -209,6 +224,25 @@ void MainWidget::mouseReleaseEvent(QMouseEvent *ev)
     touchEventDataReceived(data);
 }
 
+void MainWidget::open()
+{
+    FileBrowser fileBrowser(this);
+    QString path = fileBrowser.showLoadFile();
+    if (path.isEmpty())
+        return;
+    loadFile(QFile(path));
+}
+
+void MainWidget::saveAs()
+{
+    QString file = QFileDialog::getSaveFileName(this, "Save Scribble File",
+                                                currentFile.fileName(),
+                                                "Xournal Files (*.xoj);;All Files (*)");
+    if (!file.isEmpty()) {
+        saveFile(QFile(file));
+    }
+}
+
 void MainWidget::updateProgressBar(int currentPage, int maxPages, int currentLayer, int maxLayers)
 {
     statusBar->setProgress(currentPage + 1, maxPages);

mainwidget.h

@@ -47,6 +47,9 @@ private slots:
     void mouseMoveEvent(QMouseEvent *ev);
     void mouseReleaseEvent(QMouseEvent *ev);
 
+    void saveAs();
+    void open();
+
     void updateProgressBar(int currentPage, int maxPages, int currentLayer, int maxLayers);
     void setPage(int percentage, int page);
 

scribble.pro

@@ -3,7 +3,9 @@ QT += core network sql gui
 SOURCES += scribble.cpp \
     mainwidget.cpp \
     scribblearea.cpp \
-    scribble_document.cpp
+    scribble_document.cpp \
+    filebrowser.cpp \
+    tree_view.cpp
 
 LIBS += -L /usr/local/lib -lz -lonyxapp -lonyx_base -lonyx_ui -lonyx_screen -lonyx_sys -lonyx_wpa -lonyx_wireless -lonyx_data -lonyx_touch -lonyx_cms
 
@@ -12,6 +14,8 @@ INCLUDEPATH += /opt/onyx/arm/include
 HEADERS += \
     mainwidget.h \
     scribblearea.h \
-    scribble_document.h
+    scribble_document.h \
+    filebrowser.h \
+    tree_view.h
 
 RESOURCES +=