Hello Sir,
Thank you so much Sir, Its worked.
Regards
Deepak, India
On Wed, Sep 20, 2017 at 1:47 PM, Kjell Ahlstedt <kjellahlst...@gmail.com>
wrote:
> Can't you use plain old loops? Something like this:
>
> class ModelColumns : public Gtk::TreeModel::ColumnRecord
> {
> public:
>
> ModelColumns()
> {
> for (int col = 0; col < 6; ++col)
> add(m_cols[col]);
> }
> Gtk::TreeModelColumn<Glib::ustring> m_cols[6];
> }
> ......
> m_refTreeModel = Gtk::ListStore::create(m_Columns);
> m_TreeView->set_model(m_refTreeModel);
> for (int col = 0; col < 6; ++col)
> m_TreeView->append_column(title[col],
> m_Columns.m_cols[col]);
>
> Gtk::TreeModel::Row rows[35];
> for (int row = 0; row < 35; ++row)
> {
> rows[row] = *(m_refTreeModel->append());
>
> for (int col = 0; col < 6; ++col)
> rows[row][m_Columns.m_cols[col]] = array[row][col];
> }
>
>
> Den 2017-09-19 kl. 14:35, skrev Deepak Chiradoni:
>
>> Hi,
>>
>> I am currently adding data coming from CSV(Comma Separated Values)
>> file.All the data from CSV is string only. As I have 35 rows and 6 Columns
>> of data in string.
>>
>> class ModelColumns : public Gtk::TreeModel::ColumnRecord
>> {
>> public:
>>
>> ModelColumns()
>> {
>> add(m_colA);
>> add(m_colB);
>> add(m_colC);
>> add(m_colD);
>> add(m_colE);
>> add(m_colF);
>> }
>> Gtk::TreeModelColumn<Glib::ustring> m_colA;
>> Gtk::TreeModelColumn<Glib::ustring> m_colB;
>> Gtk::TreeModelColumn<Glib::ustring> m_colC;
>> Gtk::TreeModelColumn<Glib::ustring> m_colD;
>> Gtk::TreeModelColumn<Glib::ustring> m_colE;
>> Gtk::TreeModelColumn<Glib::ustring> m_colF;
>> };
>>
>> void LoadBtn()
>> {
>> Gtk::FileChooserDialog dialog("Please select a file to open",
>> Gtk::FILE_CHOOSER_ACTION_OPEN);
>> dialog.set_transient_for(*this);
>>
>> //Add response buttons the the dialog:
>> dialog.add_button("_Cancel", Gtk::RESPONSE_CANCEL);
>> dialog.add_button("_Open", Gtk::RESPONSE_OK);
>>
>> //Add filters, so that only certain file types can be selected:
>>
>> auto filter_text = Gtk::FileFilter::create();
>> filter_text->set_name("csv files (*.csv)|*.csv");
>> filter_text->add_pattern("*");
>> dialog.add_filter(filter_text);
>>
>> //Show the dialog and wait for a user response:
>> int result = dialog.run();
>>
>> //Handle the response:
>> switch(result)
>> {
>> case(Gtk::RESPONSE_OK):
>> {
>> std::string filename = dialog.get_filename();
>>
>> ifstream in(filename);
>>
>> string line, field;
>>
>> vector< vector<Glib::ustring> > array; // the 2D
>> array
>> vector<Glib::ustring> v; // array of
>> values for one line only
>>
>> while ( getline(in,line) ) // get next line in
>> file
>> {
>> v.clear();
>> stringstream ss(line);
>>
>>
>> while (getline(ss,field,',')) // break line
>> into comma delimitted fields
>> {
>> v.push_back(field); // add each field to
>> the 1D array
>> }
>>
>> array.push_back(v); // add the 1D array to
>> the 2D array
>> }
>>
>> m_refTreeModel = Gtk::ListStore::create(m_Columns);
>> m_TreeView->set_model(m_refTreeModel);
>> m_TreeView->append_column("Data1", m_Columns.m_colA);
>> m_TreeView->append_column("Data2", m_Columns.m_colB);
>> m_TreeView->append_column("Data3", m_Columns.m_colC);
>> m_TreeView->append_column("Data4", m_Columns.m_colD);
>> m_TreeView->append_column("Data5", m_Columns.m_colE);
>> m_TreeView->append_column("Data6", m_Columns.m_colF);
>>
>> Gtk::TreeModel::Row row = *(m_refTreeModel->append());
>> row[m_Columns.m_colA] = array[0][0]; row[m_Columns.m_colB]
>> = array[0][1]; row[m_Columns.m_colC] = array[0][2];
>> row[m_Columns.m_colD] = array[0][3]; row[m_Columns.m_colE]
>> = array[0][4]; row[m_Columns.m_colF] = array[0][5];
>>
>> Gtk::TreeModel::Row row1 = *(m_refTreeModel->append());
>> row1[m_Columns.m_colA] = array[1][0];
>> row1[m_Columns.m_colB] = array[1][1]; row1[m_Columns.m_colC] = array[1][2];
>> row1[m_Columns.m_colD] = array[1][3];
>> row1[m_Columns.m_colE] = array[1][4]; row1[m_Columns.m_colF] = array[1][5];
>>
>> //35 Rows Like This
>>
>> break;
>> }
>> default:
>> {
>> break;
>> }
>> }
>>
>> }
>>
>> Like this I am adding 35 rows. Its very Lengthy. I am getting data from
>> string vector as I have added the code for FileChoser Function. I am
>> defining a class for TreeModel as I added.
>>
>> Regrads
>> Deepak, India.
>>
>>
>
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