o cleanup

tools/bsnes/ui_qt/settings/cheateditor.cpp

@@ -0,0 +1,156 @@
+void CheatEditorWindow::setup() {
+  panel = new QWidget;
+
+  layout = new QVBoxLayout;
+  layout->setMargin(0);
+  layout->setSpacing(0);
+
+  title = new QLabel("Cheat Code Editor");
+  title->setProperty("class", "title");
+  layout->addWidget(title);
+
+  list = new QTreeWidget;
+  list->setColumnCount(4);
+  list->setHeaderLabels(QStringList() << "Hidden" << "" << "Code" << "Description");
+  list->sortByColumn(0, Qt::AscendingOrder);  //set initial sorting, preserve user setting after reloadList()
+  list->hideColumn(0);  //used for default sorting + hides child expansion box
+  layout->addWidget(list);
+  layout->addSpacing(Style::WidgetSpacing);
+
+  controls = new QHBoxLayout; {
+    addCode = new QPushButton("Add Code ...");
+    controls->addWidget(addCode);
+
+    editCode = new QPushButton("Edit Code ...");
+    controls->addWidget(editCode);
+
+    deleteCode = new QPushButton("Delete Code");
+    controls->addWidget(deleteCode);
+  }
+  controls->setSpacing(Style::WidgetSpacing);
+  layout->addLayout(controls);
+
+  panel->setLayout(layout);
+  connect(list, SIGNAL(itemChanged(QTreeWidgetItem*, int)), this, SLOT(itemChanged(QTreeWidgetItem*)));
+  connect(list, SIGNAL(itemActivated(QTreeWidgetItem*, int)), this, SLOT(editSelectedCode()));
+  connect(list, SIGNAL(itemSelectionChanged()), this, SLOT(listChanged()));
+  connect(addCode, SIGNAL(released()), this, SLOT(addNewCode()));
+  connect(editCode, SIGNAL(released()), this, SLOT(editSelectedCode()));
+  connect(deleteCode, SIGNAL(released()), this, SLOT(deleteSelectedCode()));
+
+  reloadList();
+}
+
+void CheatEditorWindow::syncUi() {
+  addCode->setEnabled(cartridge.loaded());
+  QList<QTreeWidgetItem*> itemList = list->selectedItems();
+  editCode->setEnabled(cartridge.loaded() && itemList.count() == 1);
+  deleteCode->setEnabled(cartridge.loaded() && itemList.count() == 1);
+}
+
+//called when loading a new game, or after adding / deleting a code:
+//synchronizes list with cheat class list
+void CheatEditorWindow::reloadList() {
+  disconnect(list, SIGNAL(itemChanged(QTreeWidgetItem*, int)), this, SLOT(itemChanged(QTreeWidgetItem*)));
+
+  list->clear();
+  list->setSortingEnabled(false);
+  listItem.reset();
+
+  if(cartridge.loaded()) {
+    for(unsigned i = 0; i < cheat.count(); i++) {
+      Cheat::cheat_t code;
+      cheat.get(i, code);
+
+      //only want to show one code / description line in list
+      lstring lcode, ldesc;
+      lcode.split("+",  code.code);
+      ldesc.split("\n", code.desc);
+      if(lcode.size() > 1) lcode[0] << "+" << (int)(lcode.size() - 1);
+      if(ldesc.size() > 1) ldesc[0] << " ...";
+
+      QTreeWidgetItem *item = new QTreeWidgetItem(list);
+      item->setText(0, utf8() << (int)(1000000 + i));
+      item->setCheckState(1, code.enabled ? Qt::Checked : Qt::Unchecked);
+      item->setText(2, utf8() << lcode[0]);
+      item->setText(3, utf8() << ldesc[0]);
+      listItem.add(item);
+    }
+  }
+
+  list->setSortingEnabled(true);
+  list->resizeColumnToContents(1);  //shrink checkbox column width
+  list->resizeColumnToContents(2);  //shrink code column width
+  connect(list, SIGNAL(itemChanged(QTreeWidgetItem*, int)), this, SLOT(itemChanged(QTreeWidgetItem*)));
+  syncUi();
+}
+
+//called when modifying an existing code:
+//list items are all still valid, only need to update item codes + descriptions
+void CheatEditorWindow::updateList() {
+  disconnect(list, SIGNAL(itemChanged(QTreeWidgetItem*, int)), this, SLOT(itemChanged(QTreeWidgetItem*)));
+
+  for(unsigned i = 0; i < listItem.size(); i++) {
+    Cheat::cheat_t code;
+    cheat.get(i, code);
+
+    //only want to show one code / description line in list
+    lstring lcode, ldesc;
+    lcode.split("+",  code.code);
+    ldesc.split("\n", code.desc);
+    if(lcode.size() > 1) lcode[0] << "+" << (int)(lcode.size() - 1);
+    if(ldesc.size() > 1) ldesc[0] << " ...";
+
+    QTreeWidgetItem *item = listItem[i];
+    item->setCheckState(1, code.enabled ? Qt::Checked : Qt::Unchecked);
+    item->setText(2, utf8() << lcode[0]);
+    item->setText(3, utf8() << ldesc[0]);
+  }
+
+  list->resizeColumnToContents(1);  //shrink checkbox column width
+  list->resizeColumnToContents(2);  //shrink code column width
+  connect(list, SIGNAL(itemChanged(QTreeWidgetItem*, int)), this, SLOT(itemChanged(QTreeWidgetItem*)));
+  syncUi();
+}
+
+//called when item enabled checkbox was clicked (eg cheat code enable state was toggled on or off)
+void CheatEditorWindow::itemChanged(QTreeWidgetItem *item) {
+  signed i = listItem.find(item);
+  if(i >= 0) item->checkState(1) == Qt::Checked ? cheat.enable(i) : cheat.disable(i);
+}
+
+void CheatEditorWindow::listChanged() {
+  syncUi();
+}
+
+void CheatEditorWindow::addNewCode() {
+  if(cartridge.loaded()) winCodeEditor->addCode();
+}
+
+void CheatEditorWindow::editSelectedCode() {
+  if(cartridge.loaded()) {
+    QTreeWidgetItem *item = list->currentItem();
+    if(item && item->isSelected()) {
+      signed i = listItem.find(item);
+      if(i >= 0) winCodeEditor->editCode(i);
+    }
+  }
+}
+
+void CheatEditorWindow::deleteSelectedCode() {
+  if(cartridge.loaded()) {
+    QTreeWidgetItem *item = list->currentItem();
+    if(item && item->isSelected()) {
+      signed i = listItem.find(item);
+      if(i >= 0) {
+        //if code editor is modifying an existing code, its index will be invalidated by delete;
+        //therefore, the editor window must be closed first
+        if(winCodeEditor->activeCode >= 0) winCodeEditor->dismiss();
+
+        //remove code, and resync listItem with cheat list
+        cheat.remove(i);
+        reloadList();
+      }
+    }
+  }
+}