4.20

7zip/UI/Far/ProgressBox.cpp

@@ -0,0 +1,103 @@
+// ProgressBox.cpp
+
+#include "StdAfx.h"
+
+#include <stdio.h>
+
+#include "ProgressBox.h"
+
+#include "FarUtils.h"
+
+using namespace NFar;
+
+static void CopySpaces(char *destString, int numSpaces)
+{
+  for(int i = 0; i < numSpaces; i++)
+    destString[i] = ' ';
+  destString[i] = '\0';
+}
+
+/////////////////////////////////
+// CMessageBox
+
+const int kNumStringsMax = 10;
+
+void CMessageBox::Init(const CSysString &title, const CSysString &message, 
+    int numStrings, int width)
+{
+  if (numStrings > kNumStringsMax)
+    throw 120620;
+  m_NumStrings = numStrings;
+  m_Width = width;
+
+  m_Title = title;
+  m_Message = message;
+}
+
+const int kNumStaticStrings = 2;
+
+void CMessageBox::ShowProcessMessages(const char *messages[])
+{
+  const char *msgItems[kNumStaticStrings + kNumStringsMax];
+  msgItems[0] = m_Title;
+  msgItems[1] = m_Message;
+
+  char formattedMessages[kNumStringsMax][256];
+
+  for (int i = 0; i < m_NumStrings; i++)
+  {
+    char *formattedMessage = formattedMessages[i];
+    int len = strlen(messages[i]);
+    int size = MyMax(m_Width, len);
+    int startPos = (size - len) / 2;
+    CopySpaces(formattedMessage, startPos);
+    strcpy(formattedMessage + startPos, messages[i]);
+    CopySpaces(formattedMessage + startPos + len, size - startPos - len);
+    msgItems[kNumStaticStrings + i] = formattedMessage;
+  }
+
+  g_StartupInfo.ShowMessage(0, NULL, msgItems, kNumStaticStrings + m_NumStrings, 0);
+}
+
+/////////////////////////////////
+// CProgressBox
+
+void CProgressBox::Init(const CSysString &title, const CSysString &message,
+    UInt64 step)
+{
+  CMessageBox::Init(title, message, 1, 22);
+  m_Step = step;
+  m_CompletedPrev = 0;
+  m_Total = 0;
+}
+
+
+void CProgressBox::ShowProcessMessage(const char *message)
+{
+  CMessageBox::ShowProcessMessages(&message);
+}
+
+void CProgressBox::PrintPercent(UInt64 percent)
+{
+  char valueBuffer[32];
+  sprintf(valueBuffer, "%I64u%%", percent);
+  ShowProcessMessage(valueBuffer);
+}
+
+void CProgressBox::SetTotal(UInt64 total)
+{
+  m_Total = total;
+}
+
+void CProgressBox::PrintCompeteValue(UInt64 completed)
+{
+  if (completed >= m_CompletedPrev + m_Step || completed < m_CompletedPrev ||
+      completed == 0)
+  {
+    if (m_Total == 0)
+      PrintPercent(0);
+    else
+      PrintPercent(completed * 100 / m_Total);
+    m_CompletedPrev = completed;
+  }
+}