3.13

Far/ProgressBox.cpp

@@ -0,0 +1,101 @@
+// ProgressBox.cpp
+
+#include "StdAfx.h"
+
+#include "ProgressBox.h"
+
+#include "FarUtils.h"
+
+using namespace NFar;
+
+static void CopySpaces(char *aString, int aNumSpaces)
+{
+  for(int i = 0; i < aNumSpaces; i++)
+    aString[i] = ' ';
+  aString[i] = '\0';
+}
+
+/////////////////////////////////
+// CMessageBox
+
+const int kNumStringsMax = 10;
+
+void CMessageBox::Init(const CSysString &aTitle, const CSysString &aMessage, 
+    int aNumStrings, int aWidth)
+{
+  if (aNumStrings > kNumStringsMax)
+    throw 120620;
+  m_NumStrings = aNumStrings;
+  m_Width = aWidth;
+
+  m_Title = aTitle;
+  m_Message = aMessage;
+}
+
+const int kNumStaticStrings = 2;
+
+void CMessageBox::ShowProcessMessages(const char *aMessages[])
+{
+  const char *aMsgItems[kNumStaticStrings + kNumStringsMax];
+  aMsgItems[0] = m_Title;
+  aMsgItems[1] = m_Message;
+
+  char aFormattedMessages[kNumStringsMax][256];
+
+  for (int i = 0; i < m_NumStrings; i++)
+  {
+    char *aFormattedMessage = aFormattedMessages[i];
+    int aLen = strlen(aMessages[i]);
+    int aSize = MyMax(m_Width, aLen);
+    int aStartPos = (aSize - aLen) / 2;
+    CopySpaces(aFormattedMessage, aStartPos);
+    strcpy(aFormattedMessage + aStartPos, aMessages[i]);
+    CopySpaces(aFormattedMessage + aStartPos + aLen, aSize - aStartPos - aLen);
+    aMsgItems[kNumStaticStrings + i] = aFormattedMessage;
+  }
+
+  g_StartupInfo.ShowMessage(0, NULL, aMsgItems, kNumStaticStrings + m_NumStrings, 0);
+}
+
+/////////////////////////////////
+// CProgressBox
+
+void CProgressBox::Init(const CSysString &aTitle, const CSysString &aMessage,
+    UINT64 aStep)
+{
+  CMessageBox::Init(aTitle, aMessage, 1, 22);
+  m_Step = aStep;
+  m_CompletedPrev = 0;
+  m_Total = 0;
+}
+
+
+void CProgressBox::ShowProcessMessage(const char *aMessage)
+{
+  CMessageBox::ShowProcessMessages(&aMessage);
+}
+
+void CProgressBox::PrintPercent(UINT64 aPercent)
+{
+  char aValueBuffer[32];
+  sprintf(aValueBuffer, "%I64u%%", aPercent);
+  ShowProcessMessage(aValueBuffer);
+}
+
+void CProgressBox::SetTotal(UINT64 aTotal)
+{
+  m_Total = aTotal;
+}
+
+void CProgressBox::PrintCompeteValue(UINT64 aCompleted)
+{
+  if (aCompleted >= m_CompletedPrev + m_Step || aCompleted < m_CompletedPrev ||
+      aCompleted == 0)
+  {
+    if (m_Total == 0)
+      PrintPercent(0);
+    else
+      PrintPercent(aCompleted * 100 / m_Total);
+    m_CompletedPrev = aCompleted;
+  }
+}