Changeset 5244 in orxonox.OLD for trunk/src/lib/shell

Timestamp:

Sep 24, 2005, 8:06:05 PM (19 years ago)

Author:

bensch

Message:

orxonox/trunk: scrolling back through the Shell's History works

Location:

trunk/src/lib/shell

Files:

• shell_input.cc (modified) (9 diffs)
• shell_input.h (modified) (1 diff)

trunk/src/lib/shell/shell_input.cc

@@ -108 +108 @@
 
 /**
+ * sets the entire text of the InputLine to text
+ * @param text the new Text to set as InputLine
+ */
+void ShellInput::setInputText(const char* text)
+{
+  delete[] this->inputLine;
+  if (text == NULL)
+  {
+    this->inputLine = new char[1];
+    this->inputLine[0] = '\0';
+  }
+  else
+  {
+    this->inputLine = new char[strlen(text)+1];
+    strcpy(this->inputLine, text);
+  }
+  this->setText(this->inputLine, true);
+}
+
+
+/**
  * adds one character to the inputLine
  * @param character the character to add to the inputLine
@@ -113 +134 @@
 void ShellInput::addCharacter(char character)
 {
+  if (this->historyScrolling)
+  {
+    delete[] this->history->lastElement();
+    this->history->remove(this->history->lastElement());
+    this->historyScrolling = false;
+  }
+
   char* addCharLine = new char[strlen(this->inputLine)+2];
 
@@ -127 +155 @@
 void ShellInput::addCharacters(const char* characters)
 {
+  if (this->historyScrolling)
+  {
+    delete[] this->history->lastElement();
+    this->history->remove(this->history->lastElement());
+    this->historyScrolling = false;
+  }
+
   char* addCharLine = new char[strlen(this->inputLine)+strlen(characters)+1];
 
@@ -141 +176 @@
 void ShellInput::removeCharacters(unsigned int characterCount)
 {
+  if (this->historyScrolling)
+  {
+    delete[] this->history->lastElement();
+    this->history->remove(this->history->lastElement());
+    this->historyScrolling = false;
+  }
+
   if (strlen(this->inputLine) == 0)
     return;
@@ -171 +213 @@
   {
     delete[] this->history->lastElement();
+    this->history->remove(this->history->lastElement());
     this->historyScrolling = false;
   }
@@ -197 +240 @@
   if (!this->historyScrolling)
   {
-    char* newCommand = new char[strlen(this->inputLine)+1];
-    strcpy(newCommand, this->inputLine);
-    this->history->add(newCommand);
+    char* currentText = new char[strlen(this->inputLine)+1];
+    strcpy(currentText, this->inputLine);
+    this->history->add(currentText);
     this->historyScrolling = true;
     this->historyIT->lastElement();
@@ -210 +253 @@
   {
     this->flush();
-    this->addCharacters(prevElem);
-  }
-
+    this->setInputText(prevElem);
+  }
 }
 
@@ -228 +270 @@
   {
     this->flush();
-    this->addCharacters(nextElem);
+    this->setInputText(nextElem);
   }
 }
@@ -301 +343 @@
     else if (event.type == SDLK_RETURN)
       this->executeCommand();
-    /*
-    else if (event.type == SDLK_UP)
-    {
-//      this->flushInputLine();
-    tIterator<char>* iterator = this->commandList->getIterator();
-    char* command = iterator->lastElement();
-    while (command)
-    {
-    if (!strcmp (command, inputLine))
-    {
-    inputLine = iterator->prevElement();
-    return;
-  }
-    command = iterator->prevElement();
-  }
-    inputLine = iterator->lastElement();
-  }
-    */
+    // any other keyboard key
     else if (likely(event.type < 127))
     {

trunk/src/lib/shell/shell_input.h

@@ -31 +31 @@
   // InputLine
   void flush();
+  void setInputText(const char* text);
   void addCharacter(char character);
   void addCharacters(const char* characters);