int main(int argc, char **argv) {
both_null();
pattern_null();
text_null();
pattern_larger_than_text();
both_empty();
empty_pattern();
empty_text();
all_match();
no_match();
non_overlapping_match();
overlapping_match();
}
void MergeDialog::on_mergebutton(GtkButton * button)
// If a merge button is clicked, it inserts the right text, and deletes
// the pair of buttons.
{
GtkWidget *mybutton = GTK_WIDGET(button);
for (unsigned int i = 0; i < buttonpairs.size(); i++) {
bool match = false;
if (mybutton == buttonpairs[i].button1.button)
match = true;
if (mybutton == buttonpairs[i].button2.button)
match = true;
if (match) {
ustring text;
if (mybutton == buttonpairs[i].button1.button) {
text = buttonpairs[i].button1.text;
}
if (mybutton == buttonpairs[i].button2.button) {
text = buttonpairs[i].button2.text;
}
if (text == empty_text())
text.clear();
GtkTextIter iter, iter2;
gtk_text_buffer_get_iter_at_child_anchor(textbuffer, &iter, buttonpairs[i].button1.childanchor);
gtk_text_buffer_place_cursor(textbuffer, &iter);
iter2 = iter;
gtk_text_iter_forward_char(&iter2);
gtk_text_buffer_delete(textbuffer, &iter, &iter2);
gtk_text_buffer_get_iter_at_child_anchor(textbuffer, &iter, buttonpairs[i].button2.childanchor);
iter2 = iter;
gtk_text_iter_forward_char(&iter2);
gtk_text_buffer_delete(textbuffer, &iter, &iter2);
if (!text.empty())
gtk_text_buffer_insert_at_cursor(textbuffer, text.c_str(), -1);
}
}
}
void MergeDialog::load_text(ustring text)
{
// Variables for loading text in the textview.
size_t pos;
GtkTextIter iter;
// Preprocess empty replacements.
preprocess_empty_replacements(text);
// Goo through the text looking for markers and processing them.
pos = text.find(merge_conflict_markup(1));
while (pos != string::npos) {
// Insert the bit of text before the first conflict marker.
gtk_text_buffer_get_end_iter(textbuffer, &iter);
gtk_text_buffer_insert(textbuffer, &iter, text.substr(0, pos).c_str(), -1);
text.erase(0, pos + merge_conflict_markup(1).length());
// Retrieve the first alternative.
ustring alternative1;
pos = text.find(merge_conflict_markup(2));
if (pos != string::npos) {
alternative1 = text.substr(1, pos - 2);
text.erase(0, pos + merge_conflict_markup(2).length());
if (alternative1.empty())
alternative1 = empty_text();
}
// Insert a button with the first alternative as a label.
gtk_text_buffer_get_end_iter(textbuffer, &iter);
GtkTextChildAnchor *childanchor1 = gtk_text_buffer_create_child_anchor(textbuffer, &iter);
GtkWidget *button1 = gtk_button_new_with_label(alternative1.c_str());
gtk_text_view_add_child_at_anchor(GTK_TEXT_VIEW(textview), button1, childanchor1);
gtk_widget_show_all(button1);
g_signal_connect((gpointer) button1, "clicked", G_CALLBACK(on_mergebutton_clicked), gpointer(this));
// Store data about first alternative.
MergeButton mergebutton1;
mergebutton1.childanchor = childanchor1;
mergebutton1.button = button1;
mergebutton1.text = alternative1;
// Retrieve the second alternative.
ustring alternative2;
pos = text.find(merge_conflict_markup(3));
if (pos != string::npos) {
alternative2 = text.substr(1, pos - 2);
text.erase(0, pos + merge_conflict_markup(3).length());
if (alternative2.empty())
alternative2 = empty_text();
}
// Insert a button with the second alternative as a label.
gtk_text_buffer_get_end_iter(textbuffer, &iter);
GtkTextChildAnchor *childanchor2 = gtk_text_buffer_create_child_anchor(textbuffer, &iter);
GtkWidget *button2 = gtk_button_new_with_label(alternative2.c_str());
gtk_text_view_add_child_at_anchor(GTK_TEXT_VIEW(textview), button2, childanchor2);
gtk_widget_show_all(button2);
g_signal_connect((gpointer) button2, "clicked", G_CALLBACK(on_mergebutton_clicked), gpointer(this));
// Store data about second alternative.
MergeButton mergebutton2;
mergebutton2.childanchor = childanchor2;
mergebutton2.button = button2;
mergebutton2.text = alternative2;
// Store the button pair.
MergeButtonPair mergebuttonpair;
mergebuttonpair.button1 = mergebutton1;
mergebuttonpair.button2 = mergebutton2;
buttonpairs.push_back(mergebuttonpair);
// Next iteration.
pos = text.find(merge_conflict_markup(1));
}
// Load remaining text in textview.
gtk_text_buffer_get_end_iter(textbuffer, &iter);
gtk_text_buffer_insert(textbuffer, &iter, text.substr(0, pos).c_str(), -1);
// Scroll to beginning of buffer.
gtk_text_buffer_get_start_iter(textbuffer, &iter);
gtk_text_buffer_place_cursor(textbuffer, &iter);
screen_scroll_to_iterator(GTK_TEXT_VIEW(textview), &iter);
}
