From fb248ed270cdc6699cb7ccecd84da367bb2eef1a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Marjam=C3=A4ki?= <danielm77@spray.se>
Date: Tue, 10 Jan 2012 22:39:22 +0100
Subject: [PATCH] GUI: New experimental dialog for selecting files to check

---
 gui/gui.pro               |   6 ++-
 gui/mainwindow.cpp        |  11 ++--
 gui/selectfilesdialog.cpp | 103 ++++++++++++++++++++++++++++++++++++++
 gui/selectfilesdialog.h   |  13 +++++
 4 files changed, 128 insertions(+), 5 deletions(-)
 create mode 100644 gui/selectfilesdialog.cpp
 create mode 100644 gui/selectfilesdialog.h

diff --git a/gui/gui.pro b/gui/gui.pro
index 3d94f6c5a..c04f8377a 100644
--- a/gui/gui.pro
+++ b/gui/gui.pro
@@ -79,7 +79,8 @@ HEADERS += aboutdialog.h \
            txtreport.h \
            xmlreport.h \
            xmlreportv1.h \
-           xmlreportv2.h
+           xmlreportv2.h \
+           selectfilesdialog.h
 
 SOURCES += aboutdialog.cpp \
            application.cpp \
@@ -110,7 +111,8 @@ SOURCES += aboutdialog.cpp \
            txtreport.cpp \
            xmlreport.cpp \
            xmlreportv1.cpp \
-           xmlreportv2.cpp
+           xmlreportv2.cpp \
+           selectfilesdialog.cpp
 
 win32 {
     DEFINES += _CRT_SECURE_NO_WARNINGS
diff --git a/gui/mainwindow.cpp b/gui/mainwindow.cpp
index c4d8a9e14..d6159998d 100644
--- a/gui/mainwindow.cpp
+++ b/gui/mainwindow.cpp
@@ -41,6 +41,7 @@
 #include "logview.h"
 #include "filelist.h"
 #include "showtypes.h"
+#include "selectfilesdialog.h"
 
 static const QString OnlineHelpURL("http://cppcheck.sourceforge.net/manual.html");
 
@@ -347,9 +348,13 @@ QStringList MainWindow::SelectFilesToCheck(QFileDialog::FileMode mode)
     // QFileDialog::getExistingDirectory() because they show native Windows
     // selection dialog which is a lot more usable than QT:s own dialog.
     if (mode == QFileDialog::ExistingFiles) {
-        selected = QFileDialog::getOpenFileNames(this,
-                   tr("Select files to check"),
-                   mSettings->value(SETTINGS_CHECK_PATH, "").toString());
+        SelectFilesDialog *dialog = new SelectFilesDialog;
+        dialog->exec();
+        /*
+                selected = QFileDialog::getOpenFileNames(this,
+                           tr("Select files to check"),
+                           mSettings->value(SETTINGS_CHECK_PATH, "").toString());
+        */
         if (selected.isEmpty())
             mCurrentDirectory.clear();
         else {
diff --git a/gui/selectfilesdialog.cpp b/gui/selectfilesdialog.cpp
new file mode 100644
index 000000000..26ea6ed3d
--- /dev/null
+++ b/gui/selectfilesdialog.cpp
@@ -0,0 +1,103 @@
+
+#include "selectfilesdialog.h"
+
+#include <QTreeView>
+#include <QVBoxLayout>
+#include <QFileSystemModel>
+#include <QList>
+#include <QString>
+#include <QPushButton>
+
+class SelectFilesModel : public QFileSystemModel {
+private:
+    QList<QString> selected;
+    QList<QString> unselected;
+
+    int getindex(const QList<QString> &s, const QString &filepath) const {
+        for (int i = 0; i < s.size(); ++i) {
+            if (filepath.startsWith(s[i]))
+                return i;
+        }
+        return -1;
+    }
+
+public:
+    SelectFilesModel() : QFileSystemModel() {
+        QStringList f;
+        f << "*.cpp";
+        setNameFilters(f);
+        setNameFilterDisables(false);
+    }
+
+    Qt::ItemFlags flags(const QModelIndex& index) const {
+        if (index.column() == 0)
+            return QFileSystemModel::flags(index) | Qt::ItemIsUserCheckable;
+        return QFileSystemModel::flags(index);
+    }
+
+    QVariant data(const QModelIndex& index, int role=Qt::DisplayRole) const {
+        if (role == Qt::CheckStateRole) {
+            const QString filepath = filePath(index);
+            if (getindex(selected,filepath) >= 0 &&
+                getindex(unselected,filepath) == -1)
+                return Qt::Checked;
+
+            return Qt::Unchecked;
+        }
+        return QFileSystemModel::data(index, role);
+    }
+
+    bool setData(const QModelIndex& index, const QVariant& value, int role) {
+        if (role == Qt::CheckStateRole) {
+            const QString filepath = filePath(index);
+            if (unselected.indexOf(filepath) != -1) {
+                // remove unchecked path
+                unselected.removeAll(filepath);
+            } else if (selected.indexOf(filepath) != -1) {
+                // remove checked path
+                selected.removeAll(filepath);
+
+                // remove child unchecked paths
+                int i;
+                while ((i = getindex(unselected,filepath)) != -1) {
+                    unselected.removeAt(i);
+                }
+            } else {
+                if (getindex(selected,filepath) == -1)
+                    selected.append(filepath);
+                else
+                    unselected.append(filepath);
+            }
+
+            if (rowCount(index) > 0)
+                emit(dataChanged(index, index.child(rowCount(index)-1,0)));
+
+            return true;
+        }
+        return QFileSystemModel::setData(index, value, role);
+    }
+};
+
+
+
+
+SelectFilesDialog::SelectFilesDialog() : QDialog()
+{
+    setModal(true);
+
+    resize(300,400);
+
+    QTreeView *treeView = new QTreeView(this);
+    treeView->setModel(new SelectFilesModel);
+    for (int i = 1; i < 4; ++i)
+        treeView->setColumnHidden(i, true);
+
+    QPushButton *cancel = new QPushButton("Cancel", this);
+    connect(cancel,SIGNAL(clicked()),this,SLOT(accept()));
+
+    setLayout(new QVBoxLayout(this));
+    layout()->addWidget(treeView);
+    layout()->addWidget(cancel);
+}
+
+
diff --git a/gui/selectfilesdialog.h b/gui/selectfilesdialog.h
new file mode 100644
index 000000000..23f83be78
--- /dev/null
+++ b/gui/selectfilesdialog.h
@@ -0,0 +1,13 @@
+
+#ifndef selectfilesdialogH
+#define selectfilesdialogH
+
+#include <QDialog>
+
+class SelectFilesDialog : public QDialog {
+public:
+    SelectFilesDialog();
+};
+
+#endif
+