From 4985191120fe7b9d806466ae815c4690d41fb4fe Mon Sep 17 00:00:00 2001
From: Roy Qu <royqh1979@gmail.com>
Date: Thu, 15 Dec 2022 16:33:17 +0800
Subject: [PATCH] - enhancement: Remove multiple problems in the problem set
 view   - enhancement: Clear the proble view after a new problem set created

---
 NEWS.md                    |  5 +++++
 RedPandaIDE/mainwindow.cpp | 17 +++++++++++++----
 RedPandaIDE/mainwindow.ui  |  3 +++
 3 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/NEWS.md b/NEWS.md
index aa2ac379..c80e4724 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,8 @@
+Red Panda C++ Version 2.7
+
+  - enhancement: Remove multiple problems in the problem set view
+  - enhancement: Clear the proble view after a new problem set created
+
 Red Panda C++ Version 2.6
 
   - enhancement: Highlighter for makefiles
diff --git a/RedPandaIDE/mainwindow.cpp b/RedPandaIDE/mainwindow.cpp
index 0cd20ea2..5df33cd2 100644
--- a/RedPandaIDE/mainwindow.cpp
+++ b/RedPandaIDE/mainwindow.cpp
@@ -7789,6 +7789,7 @@ void MainWindow::on_btnNewProblemSet_clicked()
     mOJProblemSetNameCounter++;
     mOJProblemSetModel.create(tr("Problem Set %1").arg(mOJProblemSetNameCounter));
     ui->lblProblemSet->setText(mOJProblemSetModel.name());
+    onProblemSetIndexChanged(QModelIndex(),QModelIndex());
 }
 
 
@@ -7810,10 +7811,18 @@ void MainWindow::on_btnAddProblem_clicked()
 
 void MainWindow::on_btnRemoveProblem_clicked()
 {
-    QModelIndex idx = ui->lstProblemSet->currentIndex();
-    if (!idx.isValid())
-        return;
-    mOJProblemSetModel.removeProblem(idx.row());
+    QList<int> idxList;
+    foreach (const QModelIndex idx,ui->lstProblemSet->selectionModel()->selectedIndexes()) {
+        idxList.append(idx.row());
+    }
+    std::sort(idxList.begin(),idxList.end(),[](int i1, int i2){
+       return i1>i2;
+    });
+    qDebug()<<idxList;
+    foreach (int id,idxList) {
+        mOJProblemSetModel.removeProblem(id);
+    }
+
 }
 
 
diff --git a/RedPandaIDE/mainwindow.ui b/RedPandaIDE/mainwindow.ui
index 27969bf3..229d2dbb 100644
--- a/RedPandaIDE/mainwindow.ui
+++ b/RedPandaIDE/mainwindow.ui
@@ -879,6 +879,9 @@
         <property name="alternatingRowColors">
          <bool>true</bool>
         </property>
+        <property name="selectionMode">
+         <enum>QAbstractItemView::MultiSelection</enum>
+        </property>
         <property name="selectionBehavior">
          <enum>QAbstractItemView::SelectRows</enum>
         </property>