ccmake: Refactor resizing logic into cmCursesForm

1 files changed, 22 insertions, 0 deletions

diff --git a/Source/CursesDialog/cmCursesForm.cxx b/Source/CursesDialog/cmCursesForm.cxx
index bd65c4a..0c32964 100644
--- a/Source/CursesDialog/cmCursesForm.cxx
+++ b/Source/CursesDialog/cmCursesForm.cxx
@@ -2,6 +2,8 @@
    file Copyright.txt or https://cmake.org/licensing for details.  */
 #include "cmCursesForm.h"
 
+#include <unistd.h>
+
 cmsys::ofstream cmCursesForm::DebugFile;
 bool cmCursesForm::Debug = false;
 
@@ -43,3 +45,23 @@ void cmCursesForm::LogMessage(const char* msg)
 
   cmCursesForm::DebugFile << msg << std::endl;
 }
+
+void cmCursesForm::HandleResize()
+{
+  endwin();
+  if (initscr() == nullptr) {
+    static const char errmsg[] = "Error: ncurses initialization failed\n";
+    auto r = write(STDERR_FILENO, errmsg, sizeof(errmsg) - 1);
+    static_cast<void>(r);
+    exit(1);
+  }
+  noecho();             /* Echo off */
+  cbreak();             /* nl- or cr not needed */
+  keypad(stdscr, true); /* Use key symbols as KEY_DOWN */
+  refresh();
+  int x;
+  int y;
+  getmaxyx(stdscr, y, x);
+  this->Render(1, 1, x, y);
+  this->UpdateStatusBar();
+}