Enable libdivecomputer log or dump from the UI

Pick filenames for these functions as they are selected.
Use the windows-safe fopen function.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

libdivecomputer.c

@@ -9,7 +9,6 @@
 #include "display.h"
 
 #include "libdivecomputer.h"
-#include "libdivecomputer/version.h"
 
 /* Christ. Libdivecomputer has the worst configuration system ever. */
 #ifdef HW_FROG_H
@@ -19,6 +18,8 @@
   #define NOT_FROG
 #endif
 
+char *dumpfile_name;
+char *logfile_name;
 const char *progress_bar_text = "";
 double progress_bar_fraction = 0.0;
 
@@ -657,7 +658,6 @@ static const char *do_device_import(device_data_t *data)
 {
 	dc_status_t rc;
 	dc_device_t *device = data->device;
-	int dump = 0; /* TODO: Enable memory dump from the UI somehow. */
 
 	data->model = str_printf("%s %s", data->vendor, data->product);
 
@@ -672,13 +672,12 @@ static const char *do_device_import(device_data_t *data)
 	if (rc != DC_STATUS_SUCCESS)
 		return translate("gettextFromC","Error registering the cancellation handler.");
 
-	if (dump) {
+	if (data->libdc_dump) {
 		dc_buffer_t *buffer = dc_buffer_new (0);
 
 		rc = dc_device_dump (device, buffer);
 		if (rc == DC_STATUS_SUCCESS) {
-			/* TODO: Should the filename (and directory) be configurable? */
-			FILE* fp = fopen ("subsurface.bin", "wb");
+			FILE* fp = subsurface_fopen(dumpfile_name, "wb");
 			if (fp != NULL) {
 				fwrite (dc_buffer_get_data (buffer), 1, dc_buffer_get_size (buffer), fp);
 				fclose (fp);
@@ -722,9 +721,8 @@ const char *do_libdivecomputer_import(device_data_t *data)
 	data->device = NULL;
 	data->context = NULL;
 
-	/* TODO: Enable logging from the UI somehow. */
-	/* TODO: Should the filename (and directory) be configurable? */
-	fp = fopen("subsurface.log", "w");
+	if (data->libdc_log)
+		fp = subsurface_fopen(logfile_name, "w");
 
 	rc = dc_context_new(&data->context);
 	if (rc != DC_STATUS_SUCCESS)

libdivecomputer.h

@@ -24,6 +24,8 @@ typedef struct device_data_t {
 	dc_context_t *context;
 	int preexisting;
 	bool force_download;
+	bool libdc_log;
+	bool libdc_dump;
 } device_data_t;
 
 const char *do_libdivecomputer_import(device_data_t *data);
@@ -32,6 +34,8 @@ const char *do_uemis_import(const char *mountpath, short force_download);
 extern int import_thread_cancelled;
 extern const char *progress_bar_text;
 extern double progress_bar_fraction;
+extern char *logfile_name;
+extern char *dumpfile_name;
 
 #ifdef __cplusplus
 }

qt-ui/downloadfromdivecomputer.cpp

@@ -10,6 +10,7 @@
 #include <QDebug>
 #include <QStringListModel>
 #include <QTimer>
+#include <QFileDialog>
 #include <QMessageBox>
 
 struct product {
@@ -43,7 +44,7 @@ DownloadFromDCWidget *DownloadFromDCWidget::instance()
 }
 
 DownloadFromDCWidget::DownloadFromDCWidget(QWidget* parent, Qt::WindowFlags f) :
-    QDialog(parent, f), thread(0), timer(new QTimer(this)),
+	QDialog(parent, f), thread(0), timer(new QTimer(this)),
 	currentState(INITIAL)
 {
 	ui.setupUi(this);
@@ -54,6 +55,12 @@ DownloadFromDCWidget::DownloadFromDCWidget(QWidget* parent, Qt::WindowFlags f) :
 	fill_device_list();
 	fill_computer_list();
 
+	ui.chooseDumpFile->setEnabled(ui.dumpToFile->isChecked());
+	connect(ui.chooseDumpFile, SIGNAL(clicked()), this, SLOT(pickDumpFile()));
+	connect(ui.dumpToFile, SIGNAL(stateChanged(int)), this, SLOT(checkDumpFile(int)));
+	ui.chooseLogFile->setEnabled(ui.logToFile->isChecked());
+	connect(ui.chooseLogFile, SIGNAL(clicked()), this, SLOT(pickLogFile()));
+	connect(ui.logToFile, SIGNAL(stateChanged(int)), this, SLOT(checkLogFile(int)));
 	vendorModel = new QStringListModel(vendorList);
 	ui.vendor->setModel(vendorModel);
 	if (default_dive_computer_vendor) {
@@ -248,6 +255,46 @@ bool DownloadFromDCWidget::preferDownloaded()
 	return ui.preferDownloaded->isChecked();
 }
 
+void DownloadFromDCWidget::checkLogFile(int state)
+{
+	ui.chooseLogFile->setEnabled(state == Qt::Checked);
+	data.libdc_log = (state == Qt::Checked);
+	if (state == Qt::Checked && logFile.isEmpty()) {
+		pickLogFile();
+	}
+}
+
+void DownloadFromDCWidget::pickLogFile()
+{
+	QString filename = existing_filename ? : prefs.default_filename;
+	QFileInfo fi(filename);
+	filename = fi.absolutePath().append(QDir::separator()).append("subsurface.log");
+	logFile = QFileDialog::getSaveFileName(this, tr("Choose file for divecomputer download logfile"),
+					       filename, tr("Log files (*.log)"));
+	if (!logFile.isEmpty())
+		logfile_name = strdup(logFile.toUtf8().data());
+}
+
+void DownloadFromDCWidget::checkDumpFile(int state)
+{
+	ui.chooseDumpFile->setEnabled(state == Qt::Checked);
+	data.libdc_dump = (state == Qt::Checked);
+	if (state == Qt::Checked && dumpFile.isEmpty()) {
+		pickDumpFile();
+	}
+}
+
+void DownloadFromDCWidget::pickDumpFile()
+{
+	QString filename = existing_filename ? : prefs.default_filename;
+	QFileInfo fi(filename);
+	filename = fi.absolutePath().append(QDir::separator()).append("subsurface.bin");
+	dumpFile = QFileDialog::getSaveFileName(this, tr("Choose file for divecomputer binary dump file"),
+						filename, tr("Dump files (*.bin)"));
+	if (!dumpFile.isEmpty())
+		dumpfile_name = strdup(dumpFile.toUtf8().data());
+}
+
 void DownloadFromDCWidget::reject()
 {
 	// we don't want the download window being able to close

qt-ui/downloadfromdivecomputer.h

@@ -44,6 +44,10 @@ public slots:
 	void onDownloadThreadFinished();
 	void updateProgressBar();
 	void runDialog();
+	void checkLogFile(int state);
+	void checkDumpFile(int state);
+	void pickDumpFile();
+	void pickLogFile();
 
 private:
 	void markChildrenAsDisabled();
@@ -63,7 +67,8 @@ private:
 	QStringListModel *productModel;
 	void fill_computer_list();
 	void fill_device_list();
-
+	QString logFile;
+	QString dumpFile;
 	QTimer *timer;
 
 public:

qt-ui/downloadfromdivecomputer.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>331</width>
-    <height>241</height>
+    <height>314</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -19,6 +19,20 @@
    </iconset>
   </property>
   <layout class="QGridLayout" name="gridLayout">
+   <item row="2" column="0" colspan="3">
+    <widget class="QLabel" name="label_3">
+     <property name="text">
+      <string>Device or Mount Point</string>
+     </property>
+    </widget>
+   </item>
+   <item row="3" column="0" colspan="2">
+    <widget class="QComboBox" name="device">
+     <property name="editable">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
    <item row="0" column="0">
     <widget class="QLabel" name="label">
      <property name="text">
@@ -39,20 +53,6 @@
    <item row="1" column="1" colspan="2">
     <widget class="QComboBox" name="product"/>
    </item>
-   <item row="2" column="0" colspan="3">
-    <widget class="QLabel" name="label_3">
-     <property name="text">
-      <string>Device or Mount Point</string>
-     </property>
-    </widget>
-   </item>
-   <item row="3" column="0" colspan="2">
-    <widget class="QComboBox" name="device">
-     <property name="editable">
-      <bool>true</bool>
-     </property>
-    </widget>
-   </item>
    <item row="3" column="2">
     <widget class="QToolButton" name="search">
      <property name="text">
@@ -74,7 +74,7 @@
      </property>
     </widget>
    </item>
-   <item row="6" column="0" colspan="3">
+   <item row="8" column="0" colspan="3">
     <layout class="QHBoxLayout" name="horizontalLayout">
      <item>
       <spacer name="horizontalSpacer">
@@ -105,17 +105,43 @@
      </item>
     </layout>
    </item>
-   <item row="7" column="0" colspan="3">
+   <item row="9" column="0" colspan="3">
     <widget class="QProgressBar" name="progressBar">
      <property name="value">
       <number>24</number>
      </property>
     </widget>
    </item>
+   <item row="6" column="0" colspan="2">
+    <widget class="QCheckBox" name="logToFile">
+     <property name="text">
+      <string>Save libdivecomputer logfile</string>
+     </property>
+    </widget>
+   </item>
+   <item row="7" column="0" colspan="2">
+    <widget class="QCheckBox" name="dumpToFile">
+     <property name="text">
+      <string>Save libdivecomputer dumpfile</string>
+     </property>
+    </widget>
+   </item>
+   <item row="6" column="2">
+    <widget class="QToolButton" name="chooseLogFile">
+     <property name="text">
+      <string>...</string>
+     </property>
+    </widget>
+   </item>
+   <item row="7" column="2">
+    <widget class="QToolButton" name="chooseDumpFile">
+     <property name="text">
+      <string>...</string>
+     </property>
+    </widget>
+   </item>
   </layout>
  </widget>
- <resources>
-  <include location="../subsurface.qrc"/>
- </resources>
+ <resources/>
  <connections/>
 </ui>

qthelper.cpp

@@ -1,6 +1,9 @@
 #include "qthelper.h"
 #include "qt-ui/mainwindow.h"
+#include "qt-gui.h"
 #include <QRegExp>
+#include <QDir>
+#include <QFileDialog>
 #include <QDebug>
 
 #define tr(_arg) mainWindow()->information()->tr(_arg)
@@ -197,4 +200,3 @@ QList< int > getDivesInTrip ( dive_trip_t* trip )
 	}
 	return ret;
 }
-