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Wrap text in message boxes

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This commit is contained in:
Joni Savolainen 2021-03-14 15:12:26 +02:00
parent 69a89cf87f
commit c054b83178
2 changed files with 49 additions and 2 deletions
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10
src/eventthread.cpp
View file

@ -45,6 +45,7 @@
#include "al-util.h"
#include "debugwriter.h"
#include "util/string-util.h"
#include <string.h>
@ -483,13 +484,18 @@ void EventThread::process(RGSSThreadData &rtData)
break;
case REQUEST_MESSAGEBOX :
{
std::string message;
// Try to format the message with additional newlines
copyWithNewlines((const char*) event.user.data1,
message, 70);
SDL_ShowSimpleMessageBox(event.user.code,
rtData.config.windowTitle.c_str(),
(const char*) event.user.data1, win);
message.c_str(), win);
free(event.user.data1);
msgBoxDone.set();
break;
}
case REQUEST_SETCURSORVISIBLE :
showCursor = event.user.code;
updateCursorState(cursorInWindow, gameScreen);

41
src/util/string-util.h Normal file
View file

@ -0,0 +1,41 @@
#ifndef STRING_UTIL_H
#define STRING_UTIL_H
#include <string>
// Copies the given text with additional newlines every X characters.
// Saves the output into the given std::string object.
// Newlines are only inserted on spaces (' ') or tabs ('\t').
void
copyWithNewlines(const char *input, std::string &output, const unsigned limit)
{
unsigned noNewlineCount = 0;
while (*input != '\0')
{
if ((*input == ' ' || *input == '\t') && noNewlineCount >= limit)
{
output += '\n';
noNewlineCount = 0;
}
else
{
output += *input;
if (*input == '\n')
noNewlineCount = 0;
else
noNewlineCount++;
}
input++;
}
}
void
copyWithNewlines(const std::string& input, std::string& output, const unsigned limit)
{
copyWithNewlines(input.c_str(), output, limit);
}
#endif // STRING_UTIL_H